blob: 04447fcd839540d7c953be439d95016227bdf35d [file] [log] [blame]
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001/*
Tony-LunarG495604b2019-06-13 15:32:05 -06002 * Copyright (c) 2015-2019 The Khronos Group Inc.
3 * Copyright (c) 2015-2019 Valve Corporation
4 * Copyright (c) 2015-2019 LunarG, Inc.
Dave Houlton5fa47912018-02-16 11:02:26 -07005 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *
18 * Author: Jeremy Hayes <jeremy@lunarg.com>
19 */
Jeremy Hayesf56427a2016-09-07 15:55:11 -060020
21#if defined(VK_USE_PLATFORM_XLIB_KHR) || defined(VK_USE_PLATFORM_XCB_KHR)
22#include <X11/Xutil.h>
Joey Bzdek15eb0702017-06-07 09:40:36 -060023#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
24#include <linux/input.h>
Jeremy Hayesf56427a2016-09-07 15:55:11 -060025#endif
26
27#include <cassert>
Petr Krausbc0ab752017-12-09 00:22:39 +010028#include <cinttypes>
Jeremy Hayesf56427a2016-09-07 15:55:11 -060029#include <cstdio>
30#include <cstdlib>
31#include <cstring>
32#include <csignal>
Tony-LunarGd74734f2019-06-04 14:11:43 -060033#include <iostream>
34#include <sstream>
Jeremy Hayesf56427a2016-09-07 15:55:11 -060035#include <memory>
36
Mark Lobodzinskidefadcf2017-10-23 09:23:06 -060037#define VULKAN_HPP_NO_SMART_HANDLE
Jeremy Hayesf56427a2016-09-07 15:55:11 -060038#define VULKAN_HPP_NO_EXCEPTIONS
Shannon McPherson2abb6992019-04-05 10:46:16 -060039#define VULKAN_HPP_TYPESAFE_CONVERSION
Jeremy Hayesf56427a2016-09-07 15:55:11 -060040#include <vulkan/vulkan.hpp>
41#include <vulkan/vk_sdk_platform.h>
42
43#include "linmath.h"
44
45#ifndef NDEBUG
46#define VERIFY(x) assert(x)
47#else
48#define VERIFY(x) ((void)(x))
49#endif
50
Lenny Komowffe446c2018-11-19 17:08:04 -070051#define APP_SHORT_NAME "vkcube"
Jeremy Hayesf56427a2016-09-07 15:55:11 -060052#ifdef _WIN32
53#define APP_NAME_STR_LEN 80
54#endif
55
56// Allow a maximum of two outstanding presentation operations.
57#define FRAME_LAG 2
58
59#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
60
61#ifdef _WIN32
Mark Lobodzinski85dbd822017-01-26 13:34:13 -070062#define ERR_EXIT(err_msg, err_class) \
63 do { \
64 if (!suppress_popups) MessageBox(nullptr, err_msg, err_class, MB_OK); \
65 exit(1); \
Jeremy Hayesf56427a2016-09-07 15:55:11 -060066 } while (0)
67#else
Mark Lobodzinski85dbd822017-01-26 13:34:13 -070068#define ERR_EXIT(err_msg, err_class) \
69 do { \
Robert Morell4ccc6522017-02-01 14:51:00 -080070 printf("%s\n", err_msg); \
Mark Lobodzinski85dbd822017-01-26 13:34:13 -070071 fflush(stdout); \
72 exit(1); \
Jeremy Hayesf56427a2016-09-07 15:55:11 -060073 } while (0)
74#endif
75
Jeremy Hayes9d304782016-10-09 11:48:12 -060076struct texture_object {
Jeremy Hayesf56427a2016-09-07 15:55:11 -060077 vk::Sampler sampler;
78
79 vk::Image image;
Tony-LunarGbc9fc052018-09-21 13:47:06 -060080 vk::Buffer buffer;
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -070081 vk::ImageLayout imageLayout{vk::ImageLayout::eUndefined};
Jeremy Hayesf56427a2016-09-07 15:55:11 -060082
83 vk::MemoryAllocateInfo mem_alloc;
84 vk::DeviceMemory mem;
85 vk::ImageView view;
86
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -070087 int32_t tex_width{0};
88 int32_t tex_height{0};
Jeremy Hayesf56427a2016-09-07 15:55:11 -060089};
90
Jeremy Hayes9d304782016-10-09 11:48:12 -060091static char const *const tex_files[] = {"lunarg.ppm"};
Jeremy Hayesf56427a2016-09-07 15:55:11 -060092
93static int validation_error = 0;
94
95struct vkcube_vs_uniform {
96 // Must start with MVP
97 float mvp[4][4];
98 float position[12 * 3][4];
99 float color[12 * 3][4];
100};
101
102struct vktexcube_vs_uniform {
103 // Must start with MVP
104 float mvp[4][4];
105 float position[12 * 3][4];
106 float attr[12 * 3][4];
107};
108
109//--------------------------------------------------------------------------------------
110// Mesh and VertexFormat Data
111//--------------------------------------------------------------------------------------
112// clang-format off
113static const float g_vertex_buffer_data[] = {
114 -1.0f,-1.0f,-1.0f, // -X side
115 -1.0f,-1.0f, 1.0f,
116 -1.0f, 1.0f, 1.0f,
117 -1.0f, 1.0f, 1.0f,
118 -1.0f, 1.0f,-1.0f,
119 -1.0f,-1.0f,-1.0f,
120
121 -1.0f,-1.0f,-1.0f, // -Z side
122 1.0f, 1.0f,-1.0f,
123 1.0f,-1.0f,-1.0f,
124 -1.0f,-1.0f,-1.0f,
125 -1.0f, 1.0f,-1.0f,
126 1.0f, 1.0f,-1.0f,
127
128 -1.0f,-1.0f,-1.0f, // -Y side
129 1.0f,-1.0f,-1.0f,
130 1.0f,-1.0f, 1.0f,
131 -1.0f,-1.0f,-1.0f,
132 1.0f,-1.0f, 1.0f,
133 -1.0f,-1.0f, 1.0f,
134
135 -1.0f, 1.0f,-1.0f, // +Y side
136 -1.0f, 1.0f, 1.0f,
137 1.0f, 1.0f, 1.0f,
138 -1.0f, 1.0f,-1.0f,
139 1.0f, 1.0f, 1.0f,
140 1.0f, 1.0f,-1.0f,
141
142 1.0f, 1.0f,-1.0f, // +X side
143 1.0f, 1.0f, 1.0f,
144 1.0f,-1.0f, 1.0f,
145 1.0f,-1.0f, 1.0f,
146 1.0f,-1.0f,-1.0f,
147 1.0f, 1.0f,-1.0f,
148
149 -1.0f, 1.0f, 1.0f, // +Z side
150 -1.0f,-1.0f, 1.0f,
151 1.0f, 1.0f, 1.0f,
152 -1.0f,-1.0f, 1.0f,
153 1.0f,-1.0f, 1.0f,
154 1.0f, 1.0f, 1.0f,
155};
156
157static const float g_uv_buffer_data[] = {
158 0.0f, 1.0f, // -X side
159 1.0f, 1.0f,
160 1.0f, 0.0f,
161 1.0f, 0.0f,
162 0.0f, 0.0f,
163 0.0f, 1.0f,
164
165 1.0f, 1.0f, // -Z side
166 0.0f, 0.0f,
167 0.0f, 1.0f,
168 1.0f, 1.0f,
169 1.0f, 0.0f,
170 0.0f, 0.0f,
171
172 1.0f, 0.0f, // -Y side
173 1.0f, 1.0f,
174 0.0f, 1.0f,
175 1.0f, 0.0f,
176 0.0f, 1.0f,
177 0.0f, 0.0f,
178
179 1.0f, 0.0f, // +Y side
180 0.0f, 0.0f,
181 0.0f, 1.0f,
182 1.0f, 0.0f,
183 0.0f, 1.0f,
184 1.0f, 1.0f,
185
186 1.0f, 0.0f, // +X side
187 0.0f, 0.0f,
188 0.0f, 1.0f,
189 0.0f, 1.0f,
190 1.0f, 1.0f,
191 1.0f, 0.0f,
192
193 0.0f, 0.0f, // +Z side
194 0.0f, 1.0f,
195 1.0f, 0.0f,
196 0.0f, 1.0f,
197 1.0f, 1.0f,
198 1.0f, 0.0f,
199};
Jeremy Hayes9d304782016-10-09 11:48:12 -0600200// clang-format on
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600201
Jeremy Hayes9d304782016-10-09 11:48:12 -0600202typedef struct {
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600203 vk::Image image;
204 vk::CommandBuffer cmd;
205 vk::CommandBuffer graphics_to_present_cmd;
206 vk::ImageView view;
Jeremy Hayes00399e32017-06-14 15:07:32 -0600207 vk::Buffer uniform_buffer;
208 vk::DeviceMemory uniform_memory;
209 vk::Framebuffer framebuffer;
210 vk::DescriptorSet descriptor_set;
211} SwapchainImageResources;
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600212
Joey Bzdekbaf66472017-06-07 09:37:37 -0600213struct Demo {
214 Demo();
215 void build_image_ownership_cmd(uint32_t const &);
216 vk::Bool32 check_layers(uint32_t, const char *const *, uint32_t, vk::LayerProperties *);
217 void cleanup();
218 void create_device();
Tony-LunarGbc9fc052018-09-21 13:47:06 -0600219 void destroy_texture(texture_object *);
Joey Bzdekbaf66472017-06-07 09:37:37 -0600220 void draw();
221 void draw_build_cmd(vk::CommandBuffer);
222 void flush_init_cmd();
223 void init(int, char **);
224 void init_connection();
225 void init_vk();
226 void init_vk_swapchain();
227 void prepare();
228 void prepare_buffers();
229 void prepare_cube_data_buffers();
230 void prepare_depth();
231 void prepare_descriptor_layout();
232 void prepare_descriptor_pool();
233 void prepare_descriptor_set();
234 void prepare_framebuffers();
Petr Kraus9a4eb6a2017-11-30 14:49:20 +0100235 vk::ShaderModule prepare_shader_module(const uint32_t *, size_t);
236 vk::ShaderModule prepare_vs();
Joey Bzdekbaf66472017-06-07 09:37:37 -0600237 vk::ShaderModule prepare_fs();
238 void prepare_pipeline();
239 void prepare_render_pass();
Joey Bzdekbaf66472017-06-07 09:37:37 -0600240 void prepare_texture_image(const char *, texture_object *, vk::ImageTiling, vk::ImageUsageFlags, vk::MemoryPropertyFlags);
Tony-LunarGbc9fc052018-09-21 13:47:06 -0600241 void prepare_texture_buffer(const char *, texture_object *);
Joey Bzdekbaf66472017-06-07 09:37:37 -0600242 void prepare_textures();
Petr Kraus9a4eb6a2017-11-30 14:49:20 +0100243
Joey Bzdekbaf66472017-06-07 09:37:37 -0600244 void resize();
245 void set_image_layout(vk::Image, vk::ImageAspectFlags, vk::ImageLayout, vk::ImageLayout, vk::AccessFlags,
246 vk::PipelineStageFlags, vk::PipelineStageFlags);
247 void update_data_buffer();
248 bool loadTexture(const char *, uint8_t *, vk::SubresourceLayout *, int32_t *, int32_t *);
249 bool memory_type_from_properties(uint32_t, vk::MemoryPropertyFlags, uint32_t *);
250
251#if defined(VK_USE_PLATFORM_WIN32_KHR)
252 void run();
253 void create_window();
254#elif defined(VK_USE_PLATFORM_XLIB_KHR)
255 void create_xlib_window();
256 void handle_xlib_event(const XEvent *);
257 void run_xlib();
258#elif defined(VK_USE_PLATFORM_XCB_KHR)
259 void handle_xcb_event(const xcb_generic_event_t *);
260 void run_xcb();
261 void create_xcb_window();
262#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
263 void run();
264 void create_window();
Karl Schultz206b1c52018-04-13 18:02:07 -0600265#elif defined(VK_USE_PLATFORM_MACOS_MVK)
266 void run();
Joey Bzdekbaf66472017-06-07 09:37:37 -0600267#elif defined(VK_USE_PLATFORM_DISPLAY_KHR)
268 vk::Result create_display_surface();
269 void run_display();
270#endif
271
272#if defined(VK_USE_PLATFORM_WIN32_KHR)
273 HINSTANCE connection; // hInstance - Windows Instance
274 HWND window; // hWnd - window handle
275 POINT minsize; // minimum window size
276 char name[APP_NAME_STR_LEN]; // Name to put on the window/icon
277#elif defined(VK_USE_PLATFORM_XLIB_KHR)
278 Window xlib_window;
279 Atom xlib_wm_delete_window;
280 Display *display;
281#elif defined(VK_USE_PLATFORM_XCB_KHR)
282 xcb_window_t xcb_window;
283 xcb_screen_t *screen;
284 xcb_connection_t *connection;
285 xcb_intern_atom_reply_t *atom_wm_delete_window;
286#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
287 wl_display *display;
288 wl_registry *registry;
289 wl_compositor *compositor;
290 wl_surface *window;
291 wl_shell *shell;
292 wl_shell_surface *shell_surface;
293 wl_seat *seat;
294 wl_pointer *pointer;
295 wl_keyboard *keyboard;
Karl Schultz9ceac062017-12-12 10:33:01 -0500296#elif (defined(VK_USE_PLATFORM_IOS_MVK) || defined(VK_USE_PLATFORM_MACOS_MVK))
297 void *window;
Joey Bzdekbaf66472017-06-07 09:37:37 -0600298#endif
299
300 vk::SurfaceKHR surface;
301 bool prepared;
302 bool use_staging_buffer;
303 bool use_xlib;
304 bool separate_present_queue;
305
306 vk::Instance inst;
307 vk::PhysicalDevice gpu;
308 vk::Device device;
309 vk::Queue graphics_queue;
310 vk::Queue present_queue;
311 uint32_t graphics_queue_family_index;
312 uint32_t present_queue_family_index;
313 vk::Semaphore image_acquired_semaphores[FRAME_LAG];
314 vk::Semaphore draw_complete_semaphores[FRAME_LAG];
315 vk::Semaphore image_ownership_semaphores[FRAME_LAG];
316 vk::PhysicalDeviceProperties gpu_props;
317 std::unique_ptr<vk::QueueFamilyProperties[]> queue_props;
318 vk::PhysicalDeviceMemoryProperties memory_properties;
319
320 uint32_t enabled_extension_count;
321 uint32_t enabled_layer_count;
322 char const *extension_names[64];
323 char const *enabled_layers[64];
324
325 uint32_t width;
326 uint32_t height;
327 vk::Format format;
328 vk::ColorSpaceKHR color_space;
329
330 uint32_t swapchainImageCount;
331 vk::SwapchainKHR swapchain;
Joey Bzdek33bc5c82017-06-14 10:33:36 -0600332 std::unique_ptr<SwapchainImageResources[]> swapchain_image_resources;
Joey Bzdekbaf66472017-06-07 09:37:37 -0600333 vk::PresentModeKHR presentMode;
334 vk::Fence fences[FRAME_LAG];
335 uint32_t frame_index;
336
337 vk::CommandPool cmd_pool;
338 vk::CommandPool present_cmd_pool;
339
340 struct {
341 vk::Format format;
342 vk::Image image;
343 vk::MemoryAllocateInfo mem_alloc;
344 vk::DeviceMemory mem;
345 vk::ImageView view;
346 } depth;
347
348 static int32_t const texture_count = 1;
349 texture_object textures[texture_count];
350 texture_object staging_texture;
351
352 struct {
353 vk::Buffer buf;
354 vk::MemoryAllocateInfo mem_alloc;
355 vk::DeviceMemory mem;
356 vk::DescriptorBufferInfo buffer_info;
357 } uniform_data;
358
359 vk::CommandBuffer cmd; // Buffer for initialization commands
360 vk::PipelineLayout pipeline_layout;
361 vk::DescriptorSetLayout desc_layout;
362 vk::PipelineCache pipelineCache;
363 vk::RenderPass render_pass;
364 vk::Pipeline pipeline;
365
366 mat4x4 projection_matrix;
367 mat4x4 view_matrix;
368 mat4x4 model_matrix;
369
370 float spin_angle;
371 float spin_increment;
372 bool pause;
373
374 vk::ShaderModule vert_shader_module;
375 vk::ShaderModule frag_shader_module;
376
377 vk::DescriptorPool desc_pool;
378 vk::DescriptorSet desc_set;
379
380 std::unique_ptr<vk::Framebuffer[]> framebuffers;
381
382 bool quit;
383 uint32_t curFrame;
384 uint32_t frameCount;
385 bool validate;
386 bool use_break;
387 bool suppress_popups;
388
389 uint32_t current_buffer;
390 uint32_t queue_family_count;
391};
392
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600393#ifdef _WIN32
394// MS-Windows event handling function:
395LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
396#endif
397
Karl Schultz23cc2182016-11-23 17:15:17 -0700398#if defined(VK_USE_PLATFORM_WAYLAND_KHR)
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -0700399static void handle_ping(void *data, wl_shell_surface *shell_surface, uint32_t serial) {
Karl Schultz23cc2182016-11-23 17:15:17 -0700400 wl_shell_surface_pong(shell_surface, serial);
401}
402
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -0700403static void handle_configure(void *data, wl_shell_surface *shell_surface, uint32_t edges, int32_t width, int32_t height) {}
Karl Schultz23cc2182016-11-23 17:15:17 -0700404
405static void handle_popup_done(void *data, wl_shell_surface *shell_surface) {}
406
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -0700407static const wl_shell_surface_listener shell_surface_listener = {handle_ping, handle_configure, handle_popup_done};
Karl Schultz23cc2182016-11-23 17:15:17 -0700408
Joey Bzdek15eb0702017-06-07 09:40:36 -0600409static void pointer_handle_enter(void *data, struct wl_pointer *pointer, uint32_t serial, struct wl_surface *surface, wl_fixed_t sx,
410 wl_fixed_t sy) {}
Karl Schultz23cc2182016-11-23 17:15:17 -0700411
Joey Bzdek15eb0702017-06-07 09:40:36 -0600412static void pointer_handle_leave(void *data, struct wl_pointer *pointer, uint32_t serial, struct wl_surface *surface) {}
Karl Schultz23cc2182016-11-23 17:15:17 -0700413
Joey Bzdek15eb0702017-06-07 09:40:36 -0600414static void pointer_handle_motion(void *data, struct wl_pointer *pointer, uint32_t time, wl_fixed_t sx, wl_fixed_t sy) {}
415
416static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer, uint32_t serial, uint32_t time, uint32_t button,
417 uint32_t state) {
Joey Bzdek33bc5c82017-06-14 10:33:36 -0600418 Demo *demo = (Demo *)data;
Joey Bzdek15eb0702017-06-07 09:40:36 -0600419 if (button == BTN_LEFT && state == WL_POINTER_BUTTON_STATE_PRESSED) {
420 wl_shell_surface_move(demo->shell_surface, demo->seat, serial);
421 }
422}
423
424static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis, wl_fixed_t value) {}
425
426static const struct wl_pointer_listener pointer_listener = {
427 pointer_handle_enter, pointer_handle_leave, pointer_handle_motion, pointer_handle_button, pointer_handle_axis,
428};
429
430static void keyboard_handle_keymap(void *data, struct wl_keyboard *keyboard, uint32_t format, int fd, uint32_t size) {}
431
432static void keyboard_handle_enter(void *data, struct wl_keyboard *keyboard, uint32_t serial, struct wl_surface *surface,
433 struct wl_array *keys) {}
434
435static void keyboard_handle_leave(void *data, struct wl_keyboard *keyboard, uint32_t serial, struct wl_surface *surface) {}
436
437static void keyboard_handle_key(void *data, struct wl_keyboard *keyboard, uint32_t serial, uint32_t time, uint32_t key,
438 uint32_t state) {
439 if (state != WL_KEYBOARD_KEY_STATE_RELEASED) return;
440 Demo *demo = (Demo *)data;
441 switch (key) {
442 case KEY_ESC: // Escape
443 demo->quit = true;
444 break;
445 case KEY_LEFT: // left arrow key
446 demo->spin_angle -= demo->spin_increment;
447 break;
448 case KEY_RIGHT: // right arrow key
449 demo->spin_angle += demo->spin_increment;
450 break;
451 case KEY_SPACE: // space bar
452 demo->pause = !demo->pause;
453 break;
454 }
455}
456
457static void keyboard_handle_modifiers(void *data, wl_keyboard *keyboard, uint32_t serial, uint32_t mods_depressed,
458 uint32_t mods_latched, uint32_t mods_locked, uint32_t group) {}
459
460static const struct wl_keyboard_listener keyboard_listener = {
461 keyboard_handle_keymap, keyboard_handle_enter, keyboard_handle_leave, keyboard_handle_key, keyboard_handle_modifiers,
462};
463
464static void seat_handle_capabilities(void *data, wl_seat *seat, uint32_t caps) {
465 // Subscribe to pointer events
466 Demo *demo = (Demo *)data;
467 if ((caps & WL_SEAT_CAPABILITY_POINTER) && !demo->pointer) {
468 demo->pointer = wl_seat_get_pointer(seat);
469 wl_pointer_add_listener(demo->pointer, &pointer_listener, demo);
470 } else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && demo->pointer) {
471 wl_pointer_destroy(demo->pointer);
472 demo->pointer = NULL;
473 }
474 // Subscribe to keyboard events
475 if (caps & WL_SEAT_CAPABILITY_KEYBOARD) {
476 demo->keyboard = wl_seat_get_keyboard(seat);
477 wl_keyboard_add_listener(demo->keyboard, &keyboard_listener, demo);
478 } else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD)) {
479 wl_keyboard_destroy(demo->keyboard);
480 demo->keyboard = NULL;
481 }
482}
483
484static const wl_seat_listener seat_listener = {
485 seat_handle_capabilities,
486};
487
488static void registry_handle_global(void *data, wl_registry *registry, uint32_t id, const char *interface, uint32_t version) {
489 Demo *demo = (Demo *)data;
490 // pickup wayland objects when they appear
491 if (strcmp(interface, "wl_compositor") == 0) {
492 demo->compositor = (wl_compositor *)wl_registry_bind(registry, id, &wl_compositor_interface, 1);
493 } else if (strcmp(interface, "wl_shell") == 0) {
494 demo->shell = (wl_shell *)wl_registry_bind(registry, id, &wl_shell_interface, 1);
495 } else if (strcmp(interface, "wl_seat") == 0) {
496 demo->seat = (wl_seat *)wl_registry_bind(registry, id, &wl_seat_interface, 1);
497 wl_seat_add_listener(demo->seat, &seat_listener, demo);
498 }
499}
500
501static void registry_handle_global_remove(void *data, wl_registry *registry, uint32_t name) {}
502
503static const wl_registry_listener registry_listener = {registry_handle_global, registry_handle_global_remove};
Karl Schultz23cc2182016-11-23 17:15:17 -0700504#endif
505
Joey Bzdekbaf66472017-06-07 09:37:37 -0600506Demo::Demo()
507 :
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600508#if defined(VK_USE_PLATFORM_WIN32_KHR)
Joey Bzdekbaf66472017-06-07 09:37:37 -0600509 connection{nullptr},
510 window{nullptr},
511 minsize(POINT{0, 0}), // Use explicit construction to avoid MSVC error C2797.
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600512#endif
Tony Barbour153cb062016-12-07 13:43:36 -0700513
Tony Barbour78d6b572016-11-14 14:46:33 -0700514#if defined(VK_USE_PLATFORM_XLIB_KHR)
Joey Bzdekbaf66472017-06-07 09:37:37 -0600515 xlib_window{0},
516 xlib_wm_delete_window{0},
517 display{nullptr},
Tony Barbour153cb062016-12-07 13:43:36 -0700518#elif defined(VK_USE_PLATFORM_XCB_KHR)
Joey Bzdekbaf66472017-06-07 09:37:37 -0600519 xcb_window{0},
520 screen{nullptr},
521 connection{nullptr},
Karl Schultz23cc2182016-11-23 17:15:17 -0700522#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
Joey Bzdekbaf66472017-06-07 09:37:37 -0600523 display{nullptr},
524 registry{nullptr},
525 compositor{nullptr},
526 window{nullptr},
527 shell{nullptr},
528 shell_surface{nullptr},
529 seat{nullptr},
530 pointer{nullptr},
531 keyboard{nullptr},
Tony Barbour78d6b572016-11-14 14:46:33 -0700532#endif
Joey Bzdekbaf66472017-06-07 09:37:37 -0600533 prepared{false},
534 use_staging_buffer{false},
535 use_xlib{false},
536 graphics_queue_family_index{0},
537 present_queue_family_index{0},
538 enabled_extension_count{0},
539 enabled_layer_count{0},
540 width{0},
541 height{0},
542 swapchainImageCount{0},
Dave Airliea4417182019-04-12 16:47:29 +1000543 presentMode{vk::PresentModeKHR::eFifo},
Joey Bzdekbaf66472017-06-07 09:37:37 -0600544 frame_index{0},
545 spin_angle{0.0f},
546 spin_increment{0.0f},
547 pause{false},
548 quit{false},
549 curFrame{0},
550 frameCount{0},
551 validate{false},
552 use_break{false},
553 suppress_popups{false},
554 current_buffer{0},
555 queue_family_count{0} {
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600556#if defined(VK_USE_PLATFORM_WIN32_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -0700557 memset(name, '\0', APP_NAME_STR_LEN);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600558#endif
Dave Houlton5fa47912018-02-16 11:02:26 -0700559 memset(projection_matrix, 0, sizeof(projection_matrix));
560 memset(view_matrix, 0, sizeof(view_matrix));
561 memset(model_matrix, 0, sizeof(model_matrix));
562}
563
564void Demo::build_image_ownership_cmd(uint32_t const &i) {
565 auto const cmd_buf_info = vk::CommandBufferBeginInfo().setFlags(vk::CommandBufferUsageFlagBits::eSimultaneousUse);
566 auto result = swapchain_image_resources[i].graphics_to_present_cmd.begin(&cmd_buf_info);
567 VERIFY(result == vk::Result::eSuccess);
568
569 auto const image_ownership_barrier =
570 vk::ImageMemoryBarrier()
571 .setSrcAccessMask(vk::AccessFlags())
Tony-LunarG4ba65cd2018-05-30 14:53:14 -0600572 .setDstAccessMask(vk::AccessFlags())
Dave Houlton5fa47912018-02-16 11:02:26 -0700573 .setOldLayout(vk::ImageLayout::ePresentSrcKHR)
574 .setNewLayout(vk::ImageLayout::ePresentSrcKHR)
575 .setSrcQueueFamilyIndex(graphics_queue_family_index)
576 .setDstQueueFamilyIndex(present_queue_family_index)
577 .setImage(swapchain_image_resources[i].image)
578 .setSubresourceRange(vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1));
579
580 swapchain_image_resources[i].graphics_to_present_cmd.pipelineBarrier(
Tony-LunarG4ba65cd2018-05-30 14:53:14 -0600581 vk::PipelineStageFlagBits::eBottomOfPipe, vk::PipelineStageFlagBits::eBottomOfPipe, vk::DependencyFlagBits(), 0, nullptr, 0,
582 nullptr, 1, &image_ownership_barrier);
Dave Houlton5fa47912018-02-16 11:02:26 -0700583
584 result = swapchain_image_resources[i].graphics_to_present_cmd.end();
585 VERIFY(result == vk::Result::eSuccess);
586}
587
588vk::Bool32 Demo::check_layers(uint32_t check_count, char const *const *const check_names, uint32_t layer_count,
589 vk::LayerProperties *layers) {
590 for (uint32_t i = 0; i < check_count; i++) {
591 vk::Bool32 found = VK_FALSE;
592 for (uint32_t j = 0; j < layer_count; j++) {
593 if (!strcmp(check_names[i], layers[j].layerName)) {
594 found = VK_TRUE;
595 break;
596 }
597 }
598 if (!found) {
599 fprintf(stderr, "Cannot find layer: %s\n", check_names[i]);
600 return 0;
601 }
602 }
603 return VK_TRUE;
604}
605
606void Demo::cleanup() {
607 prepared = false;
608 device.waitIdle();
609
610 // Wait for fences from present operations
611 for (uint32_t i = 0; i < FRAME_LAG; i++) {
612 device.waitForFences(1, &fences[i], VK_TRUE, UINT64_MAX);
613 device.destroyFence(fences[i], nullptr);
614 device.destroySemaphore(image_acquired_semaphores[i], nullptr);
615 device.destroySemaphore(draw_complete_semaphores[i], nullptr);
616 if (separate_present_queue) {
617 device.destroySemaphore(image_ownership_semaphores[i], nullptr);
618 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600619 }
620
Dave Houlton5fa47912018-02-16 11:02:26 -0700621 for (uint32_t i = 0; i < swapchainImageCount; i++) {
622 device.destroyFramebuffer(swapchain_image_resources[i].framebuffer, nullptr);
623 }
624 device.destroyDescriptorPool(desc_pool, nullptr);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600625
Dave Houlton5fa47912018-02-16 11:02:26 -0700626 device.destroyPipeline(pipeline, nullptr);
627 device.destroyPipelineCache(pipelineCache, nullptr);
628 device.destroyRenderPass(render_pass, nullptr);
629 device.destroyPipelineLayout(pipeline_layout, nullptr);
630 device.destroyDescriptorSetLayout(desc_layout, nullptr);
631
632 for (uint32_t i = 0; i < texture_count; i++) {
633 device.destroyImageView(textures[i].view, nullptr);
634 device.destroyImage(textures[i].image, nullptr);
635 device.freeMemory(textures[i].mem, nullptr);
636 device.destroySampler(textures[i].sampler, nullptr);
637 }
638 device.destroySwapchainKHR(swapchain, nullptr);
639
640 device.destroyImageView(depth.view, nullptr);
641 device.destroyImage(depth.image, nullptr);
642 device.freeMemory(depth.mem, nullptr);
643
644 for (uint32_t i = 0; i < swapchainImageCount; i++) {
645 device.destroyImageView(swapchain_image_resources[i].view, nullptr);
646 device.freeCommandBuffers(cmd_pool, 1, &swapchain_image_resources[i].cmd);
647 device.destroyBuffer(swapchain_image_resources[i].uniform_buffer, nullptr);
648 device.freeMemory(swapchain_image_resources[i].uniform_memory, nullptr);
649 }
650
651 device.destroyCommandPool(cmd_pool, nullptr);
652
653 if (separate_present_queue) {
654 device.destroyCommandPool(present_cmd_pool, nullptr);
655 }
656 device.waitIdle();
657 device.destroy(nullptr);
658 inst.destroySurfaceKHR(surface, nullptr);
659
660#if defined(VK_USE_PLATFORM_XLIB_KHR)
661 XDestroyWindow(display, xlib_window);
662 XCloseDisplay(display);
663#elif defined(VK_USE_PLATFORM_XCB_KHR)
664 xcb_destroy_window(connection, xcb_window);
665 xcb_disconnect(connection);
666 free(atom_wm_delete_window);
667#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
668 wl_keyboard_destroy(keyboard);
669 wl_pointer_destroy(pointer);
670 wl_seat_destroy(seat);
671 wl_shell_surface_destroy(shell_surface);
672 wl_surface_destroy(window);
673 wl_shell_destroy(shell);
674 wl_compositor_destroy(compositor);
675 wl_registry_destroy(registry);
676 wl_display_disconnect(display);
Dave Houlton5fa47912018-02-16 11:02:26 -0700677#endif
678
679 inst.destroy(nullptr);
680}
681
682void Demo::create_device() {
683 float const priorities[1] = {0.0};
684
685 vk::DeviceQueueCreateInfo queues[2];
686 queues[0].setQueueFamilyIndex(graphics_queue_family_index);
687 queues[0].setQueueCount(1);
688 queues[0].setPQueuePriorities(priorities);
689
690 auto deviceInfo = vk::DeviceCreateInfo()
691 .setQueueCreateInfoCount(1)
692 .setPQueueCreateInfos(queues)
693 .setEnabledLayerCount(0)
694 .setPpEnabledLayerNames(nullptr)
695 .setEnabledExtensionCount(enabled_extension_count)
696 .setPpEnabledExtensionNames((const char *const *)extension_names)
697 .setPEnabledFeatures(nullptr);
698
699 if (separate_present_queue) {
700 queues[1].setQueueFamilyIndex(present_queue_family_index);
701 queues[1].setQueueCount(1);
702 queues[1].setPQueuePriorities(priorities);
703 deviceInfo.setQueueCreateInfoCount(2);
704 }
705
706 auto result = gpu.createDevice(&deviceInfo, nullptr, &device);
707 VERIFY(result == vk::Result::eSuccess);
708}
709
Tony-LunarGbc9fc052018-09-21 13:47:06 -0600710void Demo::destroy_texture(texture_object *tex_objs) {
Dave Houlton5fa47912018-02-16 11:02:26 -0700711 // clean up staging resources
712 device.freeMemory(tex_objs->mem, nullptr);
Tony-LunarGbc9fc052018-09-21 13:47:06 -0600713 if (tex_objs->image) device.destroyImage(tex_objs->image, nullptr);
714 if (tex_objs->buffer) device.destroyBuffer(tex_objs->buffer, nullptr);
Dave Houlton5fa47912018-02-16 11:02:26 -0700715}
716
717void Demo::draw() {
718 // Ensure no more than FRAME_LAG renderings are outstanding
719 device.waitForFences(1, &fences[frame_index], VK_TRUE, UINT64_MAX);
720 device.resetFences(1, &fences[frame_index]);
721
722 vk::Result result;
723 do {
724 result =
725 device.acquireNextImageKHR(swapchain, UINT64_MAX, image_acquired_semaphores[frame_index], vk::Fence(), &current_buffer);
726 if (result == vk::Result::eErrorOutOfDateKHR) {
727 // demo->swapchain is out of date (e.g. the window was resized) and
728 // must be recreated:
729 resize();
730 } else if (result == vk::Result::eSuboptimalKHR) {
731 // swapchain is not as optimal as it could be, but the platform's
732 // presentation engine will still present the image correctly.
733 break;
734 } else {
735 VERIFY(result == vk::Result::eSuccess);
736 }
737 } while (result != vk::Result::eSuccess);
738
739 update_data_buffer();
740
741 // Wait for the image acquired semaphore to be signaled to ensure
742 // that the image won't be rendered to until the presentation
743 // engine has fully released ownership to the application, and it is
744 // okay to render to the image.
745 vk::PipelineStageFlags const pipe_stage_flags = vk::PipelineStageFlagBits::eColorAttachmentOutput;
746 auto const submit_info = vk::SubmitInfo()
747 .setPWaitDstStageMask(&pipe_stage_flags)
748 .setWaitSemaphoreCount(1)
749 .setPWaitSemaphores(&image_acquired_semaphores[frame_index])
750 .setCommandBufferCount(1)
751 .setPCommandBuffers(&swapchain_image_resources[current_buffer].cmd)
752 .setSignalSemaphoreCount(1)
753 .setPSignalSemaphores(&draw_complete_semaphores[frame_index]);
754
755 result = graphics_queue.submit(1, &submit_info, fences[frame_index]);
756 VERIFY(result == vk::Result::eSuccess);
757
758 if (separate_present_queue) {
759 // If we are using separate queues, change image ownership to the
760 // present queue before presenting, waiting for the draw complete
761 // semaphore and signalling the ownership released semaphore when
762 // finished
763 auto const present_submit_info = vk::SubmitInfo()
764 .setPWaitDstStageMask(&pipe_stage_flags)
765 .setWaitSemaphoreCount(1)
766 .setPWaitSemaphores(&draw_complete_semaphores[frame_index])
767 .setCommandBufferCount(1)
768 .setPCommandBuffers(&swapchain_image_resources[current_buffer].graphics_to_present_cmd)
769 .setSignalSemaphoreCount(1)
770 .setPSignalSemaphores(&image_ownership_semaphores[frame_index]);
771
772 result = present_queue.submit(1, &present_submit_info, vk::Fence());
773 VERIFY(result == vk::Result::eSuccess);
774 }
775
776 // If we are using separate queues we have to wait for image ownership,
777 // otherwise wait for draw complete
778 auto const presentInfo = vk::PresentInfoKHR()
779 .setWaitSemaphoreCount(1)
780 .setPWaitSemaphores(separate_present_queue ? &image_ownership_semaphores[frame_index]
781 : &draw_complete_semaphores[frame_index])
782 .setSwapchainCount(1)
783 .setPSwapchains(&swapchain)
784 .setPImageIndices(&current_buffer);
785
786 result = present_queue.presentKHR(&presentInfo);
787 frame_index += 1;
788 frame_index %= FRAME_LAG;
789 if (result == vk::Result::eErrorOutOfDateKHR) {
790 // swapchain is out of date (e.g. the window was resized) and
791 // must be recreated:
792 resize();
793 } else if (result == vk::Result::eSuboptimalKHR) {
794 // swapchain is not as optimal as it could be, but the platform's
795 // presentation engine will still present the image correctly.
796 } else {
797 VERIFY(result == vk::Result::eSuccess);
798 }
799}
800
801void Demo::draw_build_cmd(vk::CommandBuffer commandBuffer) {
802 auto const commandInfo = vk::CommandBufferBeginInfo().setFlags(vk::CommandBufferUsageFlagBits::eSimultaneousUse);
803
804 vk::ClearValue const clearValues[2] = {vk::ClearColorValue(std::array<float, 4>({{0.2f, 0.2f, 0.2f, 0.2f}})),
805 vk::ClearDepthStencilValue(1.0f, 0u)};
806
807 auto const passInfo = vk::RenderPassBeginInfo()
808 .setRenderPass(render_pass)
809 .setFramebuffer(swapchain_image_resources[current_buffer].framebuffer)
810 .setRenderArea(vk::Rect2D(vk::Offset2D(0, 0), vk::Extent2D((uint32_t)width, (uint32_t)height)))
811 .setClearValueCount(2)
812 .setPClearValues(clearValues);
813
814 auto result = commandBuffer.begin(&commandInfo);
815 VERIFY(result == vk::Result::eSuccess);
816
817 commandBuffer.beginRenderPass(&passInfo, vk::SubpassContents::eInline);
818 commandBuffer.bindPipeline(vk::PipelineBindPoint::eGraphics, pipeline);
819 commandBuffer.bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipeline_layout, 0, 1,
820 &swapchain_image_resources[current_buffer].descriptor_set, 0, nullptr);
821
822 auto const viewport =
823 vk::Viewport().setWidth((float)width).setHeight((float)height).setMinDepth((float)0.0f).setMaxDepth((float)1.0f);
824 commandBuffer.setViewport(0, 1, &viewport);
825
826 vk::Rect2D const scissor(vk::Offset2D(0, 0), vk::Extent2D(width, height));
827 commandBuffer.setScissor(0, 1, &scissor);
828 commandBuffer.draw(12 * 3, 1, 0, 0);
829 // Note that ending the renderpass changes the image's layout from
830 // COLOR_ATTACHMENT_OPTIMAL to PRESENT_SRC_KHR
831 commandBuffer.endRenderPass();
832
833 if (separate_present_queue) {
834 // We have to transfer ownership from the graphics queue family to
835 // the
836 // present queue family to be able to present. Note that we don't
837 // have
838 // to transfer from present queue family back to graphics queue
839 // family at
840 // the start of the next frame because we don't care about the
841 // image's
842 // contents at that point.
Jeremy Hayes9d304782016-10-09 11:48:12 -0600843 auto const image_ownership_barrier =
844 vk::ImageMemoryBarrier()
845 .setSrcAccessMask(vk::AccessFlags())
Tony-LunarG4ba65cd2018-05-30 14:53:14 -0600846 .setDstAccessMask(vk::AccessFlags())
Jeremy Hayes9d304782016-10-09 11:48:12 -0600847 .setOldLayout(vk::ImageLayout::ePresentSrcKHR)
848 .setNewLayout(vk::ImageLayout::ePresentSrcKHR)
849 .setSrcQueueFamilyIndex(graphics_queue_family_index)
850 .setDstQueueFamilyIndex(present_queue_family_index)
Dave Houlton5fa47912018-02-16 11:02:26 -0700851 .setImage(swapchain_image_resources[current_buffer].image)
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -0700852 .setSubresourceRange(vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1));
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600853
Tony-LunarG4ba65cd2018-05-30 14:53:14 -0600854 commandBuffer.pipelineBarrier(vk::PipelineStageFlagBits::eBottomOfPipe, vk::PipelineStageFlagBits::eBottomOfPipe,
Dave Houlton5fa47912018-02-16 11:02:26 -0700855 vk::DependencyFlagBits(), 0, nullptr, 0, nullptr, 1, &image_ownership_barrier);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600856 }
857
Dave Houlton5fa47912018-02-16 11:02:26 -0700858 result = commandBuffer.end();
859 VERIFY(result == vk::Result::eSuccess);
860}
861
862void Demo::flush_init_cmd() {
863 // TODO: hmm.
864 // This function could get called twice if the texture uses a staging
865 // buffer
866 // In that case the second call should be ignored
867 if (!cmd) {
868 return;
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600869 }
870
Dave Houlton5fa47912018-02-16 11:02:26 -0700871 auto result = cmd.end();
872 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600873
Dave Houlton5fa47912018-02-16 11:02:26 -0700874 auto const fenceInfo = vk::FenceCreateInfo();
875 vk::Fence fence;
876 result = device.createFence(&fenceInfo, nullptr, &fence);
877 VERIFY(result == vk::Result::eSuccess);
878
879 vk::CommandBuffer const commandBuffers[] = {cmd};
880 auto const submitInfo = vk::SubmitInfo().setCommandBufferCount(1).setPCommandBuffers(commandBuffers);
881
882 result = graphics_queue.submit(1, &submitInfo, fence);
883 VERIFY(result == vk::Result::eSuccess);
884
885 result = device.waitForFences(1, &fence, VK_TRUE, UINT64_MAX);
886 VERIFY(result == vk::Result::eSuccess);
887
888 device.freeCommandBuffers(cmd_pool, 1, commandBuffers);
889 device.destroyFence(fence, nullptr);
890
891 cmd = vk::CommandBuffer();
892}
893
894void Demo::init(int argc, char **argv) {
895 vec3 eye = {0.0f, 3.0f, 5.0f};
896 vec3 origin = {0, 0, 0};
897 vec3 up = {0.0f, 1.0f, 0.0};
898
899 presentMode = vk::PresentModeKHR::eFifo;
900 frameCount = UINT32_MAX;
901 use_xlib = false;
902
903 for (int i = 1; i < argc; i++) {
904 if (strcmp(argv[i], "--use_staging") == 0) {
905 use_staging_buffer = true;
906 continue;
907 }
908 if ((strcmp(argv[i], "--present_mode") == 0) && (i < argc - 1)) {
909 presentMode = (vk::PresentModeKHR)atoi(argv[i + 1]);
910 i++;
911 continue;
912 }
913 if (strcmp(argv[i], "--break") == 0) {
914 use_break = true;
915 continue;
916 }
917 if (strcmp(argv[i], "--validate") == 0) {
918 validate = true;
919 continue;
920 }
921 if (strcmp(argv[i], "--xlib") == 0) {
922 fprintf(stderr, "--xlib is deprecated and no longer does anything");
923 continue;
924 }
925 if (strcmp(argv[i], "--c") == 0 && frameCount == UINT32_MAX && i < argc - 1 &&
926 sscanf(argv[i + 1], "%" SCNu32, &frameCount) == 1) {
927 i++;
928 continue;
929 }
930 if (strcmp(argv[i], "--suppress_popups") == 0) {
931 suppress_popups = true;
932 continue;
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600933 }
934
Tony-LunarGd74734f2019-06-04 14:11:43 -0600935 std::stringstream usage;
936 usage << "Usage:\n " << APP_SHORT_NAME << "\t[--use_staging] [--validate]\n"
937 << "\t[--break] [--c <framecount>] [--suppress_popups]\n"
938 << "\t[--present_mode <present mode enum>]\n"
939 << "\t<present_mode_enum>\n"
940 << "\t\tVK_PRESENT_MODE_IMMEDIATE_KHR = " << VK_PRESENT_MODE_IMMEDIATE_KHR << "\n"
941 << "\t\tVK_PRESENT_MODE_MAILBOX_KHR = " << VK_PRESENT_MODE_MAILBOX_KHR << "\n"
942 << "\t\tVK_PRESENT_MODE_FIFO_KHR = " << VK_PRESENT_MODE_FIFO_KHR << "\n"
943 << "\t\tVK_PRESENT_MODE_FIFO_RELAXED_KHR = " << VK_PRESENT_MODE_FIFO_RELAXED_KHR;
944
945#if defined(_WIN32)
946 if (!suppress_popups) MessageBox(NULL, usage.str().c_str(), "Usage Error", MB_OK);
947#else
948 std::cerr << usage.str();
949 std::cerr.flush();
950#endif
Dave Houlton5fa47912018-02-16 11:02:26 -0700951 exit(1);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600952 }
953
Dave Houlton5fa47912018-02-16 11:02:26 -0700954 if (!use_xlib) {
955 init_connection();
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600956 }
957
Dave Houlton5fa47912018-02-16 11:02:26 -0700958 init_vk();
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600959
Dave Houlton5fa47912018-02-16 11:02:26 -0700960 width = 500;
961 height = 500;
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600962
Dave Houlton5fa47912018-02-16 11:02:26 -0700963 spin_angle = 4.0f;
964 spin_increment = 0.2f;
965 pause = false;
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600966
Dave Houlton5fa47912018-02-16 11:02:26 -0700967 mat4x4_perspective(projection_matrix, (float)degreesToRadians(45.0f), 1.0f, 0.1f, 100.0f);
968 mat4x4_look_at(view_matrix, eye, origin, up);
969 mat4x4_identity(model_matrix);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600970
Dave Houlton5fa47912018-02-16 11:02:26 -0700971 projection_matrix[1][1] *= -1; // Flip projection matrix from GL to Vulkan orientation.
972}
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600973
Dave Houlton5fa47912018-02-16 11:02:26 -0700974void Demo::init_connection() {
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600975#if defined(VK_USE_PLATFORM_XCB_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -0700976 const xcb_setup_t *setup;
977 xcb_screen_iterator_t iter;
978 int scr;
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600979
Dave Houlton5fa47912018-02-16 11:02:26 -0700980 const char *display_envar = getenv("DISPLAY");
981 if (display_envar == nullptr || display_envar[0] == '\0') {
982 printf("Environment variable DISPLAY requires a valid value.\nExiting ...\n");
983 fflush(stdout);
984 exit(1);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600985 }
986
Dave Houlton5fa47912018-02-16 11:02:26 -0700987 connection = xcb_connect(nullptr, &scr);
988 if (xcb_connection_has_error(connection) > 0) {
989 printf(
990 "Cannot find a compatible Vulkan installable client driver "
991 "(ICD).\nExiting ...\n");
992 fflush(stdout);
993 exit(1);
994 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600995
Dave Houlton5fa47912018-02-16 11:02:26 -0700996 setup = xcb_get_setup(connection);
997 iter = xcb_setup_roots_iterator(setup);
998 while (scr-- > 0) xcb_screen_next(&iter);
Jeremy Hayesf56427a2016-09-07 15:55:11 -0600999
Dave Houlton5fa47912018-02-16 11:02:26 -07001000 screen = iter.data;
1001#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
1002 display = wl_display_connect(nullptr);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001003
Dave Houlton5fa47912018-02-16 11:02:26 -07001004 if (display == nullptr) {
1005 printf("Cannot find a compatible Vulkan installable client driver (ICD).\nExiting ...\n");
1006 fflush(stdout);
1007 exit(1);
1008 }
1009
1010 registry = wl_display_get_registry(display);
1011 wl_registry_add_listener(registry, &registry_listener, this);
1012 wl_display_dispatch(display);
Dave Houlton5fa47912018-02-16 11:02:26 -07001013#endif
1014}
1015
1016void Demo::init_vk() {
1017 uint32_t instance_extension_count = 0;
1018 uint32_t instance_layer_count = 0;
Mark Lobodzinski96f2ff32019-03-27 12:37:30 -06001019 char const *const instance_validation_layers[] = {"VK_LAYER_KHRONOS_validation"};
Dave Houlton5fa47912018-02-16 11:02:26 -07001020 enabled_extension_count = 0;
1021 enabled_layer_count = 0;
1022
Dave Houlton5fa47912018-02-16 11:02:26 -07001023 // Look for validation layers
1024 vk::Bool32 validation_found = VK_FALSE;
1025 if (validate) {
Mike Schuchardt7510c832018-10-29 13:23:08 -07001026 auto result = vk::enumerateInstanceLayerProperties(&instance_layer_count, static_cast<vk::LayerProperties *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001027 VERIFY(result == vk::Result::eSuccess);
1028
Dave Houlton5fa47912018-02-16 11:02:26 -07001029 if (instance_layer_count > 0) {
1030 std::unique_ptr<vk::LayerProperties[]> instance_layers(new vk::LayerProperties[instance_layer_count]);
1031 result = vk::enumerateInstanceLayerProperties(&instance_layer_count, instance_layers.get());
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001032 VERIFY(result == vk::Result::eSuccess);
1033
Mark Lobodzinski96f2ff32019-03-27 12:37:30 -06001034 validation_found = check_layers(ARRAY_SIZE(instance_validation_layers), instance_validation_layers,
Dave Houlton5fa47912018-02-16 11:02:26 -07001035 instance_layer_count, instance_layers.get());
1036 if (validation_found) {
Mark Lobodzinski96f2ff32019-03-27 12:37:30 -06001037 enabled_layer_count = ARRAY_SIZE(instance_validation_layers);
1038 enabled_layers[0] = "VK_LAYER_KHRONOS_validation";
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001039 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001040 }
1041
Dave Houlton5fa47912018-02-16 11:02:26 -07001042 if (!validation_found) {
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07001043 ERR_EXIT(
Dave Houlton5fa47912018-02-16 11:02:26 -07001044 "vkEnumerateInstanceLayerProperties failed to find required validation layer.\n\n"
1045 "Please look at the Getting Started guide for additional information.\n",
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07001046 "vkCreateInstance Failure");
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001047 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001048 }
1049
Dave Houlton5fa47912018-02-16 11:02:26 -07001050 /* Look for instance extensions */
1051 vk::Bool32 surfaceExtFound = VK_FALSE;
1052 vk::Bool32 platformSurfaceExtFound = VK_FALSE;
1053 memset(extension_names, 0, sizeof(extension_names));
1054
Mike Schuchardt7510c832018-10-29 13:23:08 -07001055 auto result = vk::enumerateInstanceExtensionProperties(nullptr, &instance_extension_count,
1056 static_cast<vk::ExtensionProperties *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001057 VERIFY(result == vk::Result::eSuccess);
1058
1059 if (instance_extension_count > 0) {
1060 std::unique_ptr<vk::ExtensionProperties[]> instance_extensions(new vk::ExtensionProperties[instance_extension_count]);
1061 result = vk::enumerateInstanceExtensionProperties(nullptr, &instance_extension_count, instance_extensions.get());
1062 VERIFY(result == vk::Result::eSuccess);
1063
1064 for (uint32_t i = 0; i < instance_extension_count; i++) {
1065 if (!strcmp(VK_KHR_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1066 surfaceExtFound = 1;
1067 extension_names[enabled_extension_count++] = VK_KHR_SURFACE_EXTENSION_NAME;
1068 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001069#if defined(VK_USE_PLATFORM_WIN32_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -07001070 if (!strcmp(VK_KHR_WIN32_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1071 platformSurfaceExtFound = 1;
1072 extension_names[enabled_extension_count++] = VK_KHR_WIN32_SURFACE_EXTENSION_NAME;
1073 }
1074#elif defined(VK_USE_PLATFORM_XLIB_KHR)
1075 if (!strcmp(VK_KHR_XLIB_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1076 platformSurfaceExtFound = 1;
1077 extension_names[enabled_extension_count++] = VK_KHR_XLIB_SURFACE_EXTENSION_NAME;
1078 }
1079#elif defined(VK_USE_PLATFORM_XCB_KHR)
1080 if (!strcmp(VK_KHR_XCB_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1081 platformSurfaceExtFound = 1;
1082 extension_names[enabled_extension_count++] = VK_KHR_XCB_SURFACE_EXTENSION_NAME;
1083 }
Tony Barbour153cb062016-12-07 13:43:36 -07001084#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -07001085 if (!strcmp(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1086 platformSurfaceExtFound = 1;
1087 extension_names[enabled_extension_count++] = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME;
1088 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001089#elif defined(VK_USE_PLATFORM_DISPLAY_KHR)
1090 if (!strcmp(VK_KHR_DISPLAY_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1091 platformSurfaceExtFound = 1;
1092 extension_names[enabled_extension_count++] = VK_KHR_DISPLAY_EXTENSION_NAME;
1093 }
Karl Schultz9ceac062017-12-12 10:33:01 -05001094#elif defined(VK_USE_PLATFORM_IOS_MVK)
1095 if (!strcmp(VK_MVK_IOS_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1096 platformSurfaceExtFound = 1;
1097 extension_names[enabled_extension_count++] = VK_MVK_IOS_SURFACE_EXTENSION_NAME;
1098 }
1099#elif defined(VK_USE_PLATFORM_MACOS_MVK)
1100 if (!strcmp(VK_MVK_MACOS_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
1101 platformSurfaceExtFound = 1;
1102 extension_names[enabled_extension_count++] = VK_MVK_MACOS_SURFACE_EXTENSION_NAME;
1103 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001104
Dave Houlton5fa47912018-02-16 11:02:26 -07001105#endif
1106 assert(enabled_extension_count < 64);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001107 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001108 }
1109
1110 if (!surfaceExtFound) {
1111 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_KHR_SURFACE_EXTENSION_NAME
1112 " extension.\n\n"
1113 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1114 "Please look at the Getting Started guide for additional information.\n",
1115 "vkCreateInstance Failure");
1116 }
1117
1118 if (!platformSurfaceExtFound) {
1119#if defined(VK_USE_PLATFORM_WIN32_KHR)
1120 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_KHR_WIN32_SURFACE_EXTENSION_NAME
1121 " extension.\n\n"
1122 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1123 "Please look at the Getting Started guide for additional information.\n",
1124 "vkCreateInstance Failure");
1125#elif defined(VK_USE_PLATFORM_XCB_KHR)
1126 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_KHR_XCB_SURFACE_EXTENSION_NAME
1127 " extension.\n\n"
1128 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1129 "Please look at the Getting Started guide for additional information.\n",
1130 "vkCreateInstance Failure");
1131#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
1132 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME
1133 " extension.\n\n"
1134 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1135 "Please look at the Getting Started guide for additional information.\n",
1136 "vkCreateInstance Failure");
Tony Barbour153cb062016-12-07 13:43:36 -07001137#elif defined(VK_USE_PLATFORM_XLIB_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -07001138 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_KHR_XLIB_SURFACE_EXTENSION_NAME
1139 " extension.\n\n"
1140 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1141 "Please look at the Getting Started guide for additional information.\n",
1142 "vkCreateInstance Failure");
Damien Leone600c3052017-01-31 10:26:07 -07001143#elif defined(VK_USE_PLATFORM_DISPLAY_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -07001144 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_KHR_DISPLAY_EXTENSION_NAME
1145 " extension.\n\n"
1146 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1147 "Please look at the Getting Started guide for additional information.\n",
1148 "vkCreateInstance Failure");
Karl Schultz9ceac062017-12-12 10:33:01 -05001149#elif defined(VK_USE_PLATFORM_IOS_MVK)
1150 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_MVK_IOS_SURFACE_EXTENSION_NAME
1151 " extension.\n\nDo you have a compatible "
1152 "Vulkan installable client driver (ICD) installed?\nPlease "
1153 "look at the Getting Started guide for additional "
1154 "information.\n",
1155 "vkCreateInstance Failure");
1156#elif defined(VK_USE_PLATFORM_MACOS_MVK)
1157 ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " VK_MVK_MACOS_SURFACE_EXTENSION_NAME
1158 " extension.\n\nDo you have a compatible "
1159 "Vulkan installable client driver (ICD) installed?\nPlease "
1160 "look at the Getting Started guide for additional "
1161 "information.\n",
1162 "vkCreateInstance Failure");
Tony Barbour153cb062016-12-07 13:43:36 -07001163#endif
Dave Houlton5fa47912018-02-16 11:02:26 -07001164 }
1165 auto const app = vk::ApplicationInfo()
1166 .setPApplicationName(APP_SHORT_NAME)
1167 .setApplicationVersion(0)
1168 .setPEngineName(APP_SHORT_NAME)
1169 .setEngineVersion(0)
1170 .setApiVersion(VK_API_VERSION_1_0);
1171 auto const inst_info = vk::InstanceCreateInfo()
1172 .setPApplicationInfo(&app)
1173 .setEnabledLayerCount(enabled_layer_count)
1174 .setPpEnabledLayerNames(instance_validation_layers)
1175 .setEnabledExtensionCount(enabled_extension_count)
1176 .setPpEnabledExtensionNames(extension_names);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001177
Dave Houlton5fa47912018-02-16 11:02:26 -07001178 result = vk::createInstance(&inst_info, nullptr, &inst);
1179 if (result == vk::Result::eErrorIncompatibleDriver) {
1180 ERR_EXIT(
1181 "Cannot find a compatible Vulkan installable client driver (ICD).\n\n"
1182 "Please look at the Getting Started guide for additional information.\n",
1183 "vkCreateInstance Failure");
1184 } else if (result == vk::Result::eErrorExtensionNotPresent) {
1185 ERR_EXIT(
1186 "Cannot find a specified extension library.\n"
1187 "Make sure your layers path is set appropriately.\n",
1188 "vkCreateInstance Failure");
1189 } else if (result != vk::Result::eSuccess) {
1190 ERR_EXIT(
1191 "vkCreateInstance failed.\n\n"
1192 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1193 "Please look at the Getting Started guide for additional information.\n",
1194 "vkCreateInstance Failure");
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001195 }
1196
Dave Houlton5fa47912018-02-16 11:02:26 -07001197 /* Make initial call to query gpu_count, then second call for gpu info*/
1198 uint32_t gpu_count;
Mike Schuchardt7510c832018-10-29 13:23:08 -07001199 result = inst.enumeratePhysicalDevices(&gpu_count, static_cast<vk::PhysicalDevice *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001200 VERIFY(result == vk::Result::eSuccess);
Dave Houlton5fa47912018-02-16 11:02:26 -07001201
1202 if (gpu_count > 0) {
1203 std::unique_ptr<vk::PhysicalDevice[]> physical_devices(new vk::PhysicalDevice[gpu_count]);
1204 result = inst.enumeratePhysicalDevices(&gpu_count, physical_devices.get());
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001205 VERIFY(result == vk::Result::eSuccess);
Dave Houlton5fa47912018-02-16 11:02:26 -07001206 /* For cube demo we just grab the first physical device */
1207 gpu = physical_devices[0];
1208 } else {
1209 ERR_EXIT(
1210 "vkEnumeratePhysicalDevices reported zero accessible devices.\n\n"
1211 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1212 "Please look at the Getting Started guide for additional information.\n",
1213 "vkEnumeratePhysicalDevices Failure");
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001214 }
1215
Dave Houlton5fa47912018-02-16 11:02:26 -07001216 /* Look for device extensions */
1217 uint32_t device_extension_count = 0;
1218 vk::Bool32 swapchainExtFound = VK_FALSE;
1219 enabled_extension_count = 0;
1220 memset(extension_names, 0, sizeof(extension_names));
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001221
Mike Schuchardt7510c832018-10-29 13:23:08 -07001222 result =
1223 gpu.enumerateDeviceExtensionProperties(nullptr, &device_extension_count, static_cast<vk::ExtensionProperties *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001224 VERIFY(result == vk::Result::eSuccess);
1225
1226 if (device_extension_count > 0) {
1227 std::unique_ptr<vk::ExtensionProperties[]> device_extensions(new vk::ExtensionProperties[device_extension_count]);
1228 result = gpu.enumerateDeviceExtensionProperties(nullptr, &device_extension_count, device_extensions.get());
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001229 VERIFY(result == vk::Result::eSuccess);
1230
Dave Houlton5fa47912018-02-16 11:02:26 -07001231 for (uint32_t i = 0; i < device_extension_count; i++) {
1232 if (!strcmp(VK_KHR_SWAPCHAIN_EXTENSION_NAME, device_extensions[i].extensionName)) {
1233 swapchainExtFound = 1;
1234 extension_names[enabled_extension_count++] = VK_KHR_SWAPCHAIN_EXTENSION_NAME;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001235 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001236 assert(enabled_extension_count < 64);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001237 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001238 }
Jeremy Hayes6ae1f8a2016-11-16 14:47:13 -07001239
Dave Houlton5fa47912018-02-16 11:02:26 -07001240 if (!swapchainExtFound) {
1241 ERR_EXIT("vkEnumerateDeviceExtensionProperties failed to find the " VK_KHR_SWAPCHAIN_EXTENSION_NAME
1242 " extension.\n\n"
1243 "Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
1244 "Please look at the Getting Started guide for additional information.\n",
1245 "vkCreateInstance Failure");
1246 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001247
Dave Houlton5fa47912018-02-16 11:02:26 -07001248 gpu.getProperties(&gpu_props);
Jeremy Hayes00399e32017-06-14 15:07:32 -06001249
Dave Houlton5fa47912018-02-16 11:02:26 -07001250 /* Call with nullptr data to get count */
Mike Schuchardt7510c832018-10-29 13:23:08 -07001251 gpu.getQueueFamilyProperties(&queue_family_count, static_cast<vk::QueueFamilyProperties *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001252 assert(queue_family_count >= 1);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001253
Dave Houlton5fa47912018-02-16 11:02:26 -07001254 queue_props.reset(new vk::QueueFamilyProperties[queue_family_count]);
1255 gpu.getQueueFamilyProperties(&queue_family_count, queue_props.get());
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001256
Dave Houlton5fa47912018-02-16 11:02:26 -07001257 // Query fine-grained feature support for this device.
1258 // If app has specific feature requirements it should check supported
1259 // features based on this query
1260 vk::PhysicalDeviceFeatures physDevFeatures;
1261 gpu.getFeatures(&physDevFeatures);
1262}
1263
1264void Demo::init_vk_swapchain() {
1265// Create a WSI surface for the window:
1266#if defined(VK_USE_PLATFORM_WIN32_KHR)
1267 {
1268 auto const createInfo = vk::Win32SurfaceCreateInfoKHR().setHinstance(connection).setHwnd(window);
1269
1270 auto result = inst.createWin32SurfaceKHR(&createInfo, nullptr, &surface);
1271 VERIFY(result == vk::Result::eSuccess);
1272 }
1273#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
1274 {
1275 auto const createInfo = vk::WaylandSurfaceCreateInfoKHR().setDisplay(display).setSurface(window);
1276
1277 auto result = inst.createWaylandSurfaceKHR(&createInfo, nullptr, &surface);
1278 VERIFY(result == vk::Result::eSuccess);
1279 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001280#elif defined(VK_USE_PLATFORM_XLIB_KHR)
1281 {
1282 auto const createInfo = vk::XlibSurfaceCreateInfoKHR().setDpy(display).setWindow(xlib_window);
1283
1284 auto result = inst.createXlibSurfaceKHR(&createInfo, nullptr, &surface);
1285 VERIFY(result == vk::Result::eSuccess);
1286 }
1287#elif defined(VK_USE_PLATFORM_XCB_KHR)
1288 {
1289 auto const createInfo = vk::XcbSurfaceCreateInfoKHR().setConnection(connection).setWindow(xcb_window);
1290
1291 auto result = inst.createXcbSurfaceKHR(&createInfo, nullptr, &surface);
1292 VERIFY(result == vk::Result::eSuccess);
1293 }
Karl Schultz9ceac062017-12-12 10:33:01 -05001294#elif defined(VK_USE_PLATFORM_IOS_MVK)
1295 {
1296 auto const createInfo = vk::IOSSurfaceCreateInfoMVK().setPView(nullptr);
1297
1298 auto result = inst.createIOSSurfaceMVK(&createInfo, nullptr, &surface);
1299 VERIFY(result == vk::Result::eSuccess);
1300 }
1301#elif defined(VK_USE_PLATFORM_MACOS_MVK)
1302 {
1303 auto const createInfo = vk::MacOSSurfaceCreateInfoMVK().setPView(window);
1304
1305 auto result = inst.createMacOSSurfaceMVK(&createInfo, nullptr, &surface);
1306 VERIFY(result == vk::Result::eSuccess);
1307 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001308#elif defined(VK_USE_PLATFORM_DISPLAY_KHR)
1309 {
1310 auto result = create_display_surface();
1311 VERIFY(result == vk::Result::eSuccess);
1312 }
1313#endif
1314 // Iterate over each queue to learn whether it supports presenting:
1315 std::unique_ptr<vk::Bool32[]> supportsPresent(new vk::Bool32[queue_family_count]);
1316 for (uint32_t i = 0; i < queue_family_count; i++) {
1317 gpu.getSurfaceSupportKHR(i, surface, &supportsPresent[i]);
1318 }
1319
1320 uint32_t graphicsQueueFamilyIndex = UINT32_MAX;
1321 uint32_t presentQueueFamilyIndex = UINT32_MAX;
1322 for (uint32_t i = 0; i < queue_family_count; i++) {
1323 if (queue_props[i].queueFlags & vk::QueueFlagBits::eGraphics) {
1324 if (graphicsQueueFamilyIndex == UINT32_MAX) {
1325 graphicsQueueFamilyIndex = i;
1326 }
1327
1328 if (supportsPresent[i] == VK_TRUE) {
1329 graphicsQueueFamilyIndex = i;
1330 presentQueueFamilyIndex = i;
Jeremy Hayes00399e32017-06-14 15:07:32 -06001331 break;
1332 }
1333 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001334 }
Jeremy Hayes00399e32017-06-14 15:07:32 -06001335
Dave Houlton5fa47912018-02-16 11:02:26 -07001336 if (presentQueueFamilyIndex == UINT32_MAX) {
1337 // If didn't find a queue that supports both graphics and present,
1338 // then
1339 // find a separate present queue.
1340 for (uint32_t i = 0; i < queue_family_count; ++i) {
1341 if (supportsPresent[i] == VK_TRUE) {
1342 presentQueueFamilyIndex = i;
1343 break;
1344 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001345 }
1346 }
1347
Dave Houlton5fa47912018-02-16 11:02:26 -07001348 // Generate error if could not find both a graphics and a present queue
1349 if (graphicsQueueFamilyIndex == UINT32_MAX || presentQueueFamilyIndex == UINT32_MAX) {
1350 ERR_EXIT("Could not find both graphics and present queues\n", "Swapchain Initialization Failure");
1351 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001352
Dave Houlton5fa47912018-02-16 11:02:26 -07001353 graphics_queue_family_index = graphicsQueueFamilyIndex;
1354 present_queue_family_index = presentQueueFamilyIndex;
1355 separate_present_queue = (graphics_queue_family_index != present_queue_family_index);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001356
Dave Houlton5fa47912018-02-16 11:02:26 -07001357 create_device();
Jeremy Hayes00399e32017-06-14 15:07:32 -06001358
Dave Houlton5fa47912018-02-16 11:02:26 -07001359 device.getQueue(graphics_queue_family_index, 0, &graphics_queue);
1360 if (!separate_present_queue) {
1361 present_queue = graphics_queue;
1362 } else {
1363 device.getQueue(present_queue_family_index, 0, &present_queue);
1364 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001365
Dave Houlton5fa47912018-02-16 11:02:26 -07001366 // Get the list of VkFormat's that are supported:
1367 uint32_t formatCount;
Mike Schuchardt7510c832018-10-29 13:23:08 -07001368 auto result = gpu.getSurfaceFormatsKHR(surface, &formatCount, static_cast<vk::SurfaceFormatKHR *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001369 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001370
Dave Houlton5fa47912018-02-16 11:02:26 -07001371 std::unique_ptr<vk::SurfaceFormatKHR[]> surfFormats(new vk::SurfaceFormatKHR[formatCount]);
1372 result = gpu.getSurfaceFormatsKHR(surface, &formatCount, surfFormats.get());
1373 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001374
Dave Houlton5fa47912018-02-16 11:02:26 -07001375 // If the format list includes just one entry of VK_FORMAT_UNDEFINED,
1376 // the surface has no preferred format. Otherwise, at least one
1377 // supported format will be returned.
1378 if (formatCount == 1 && surfFormats[0].format == vk::Format::eUndefined) {
1379 format = vk::Format::eB8G8R8A8Unorm;
1380 } else {
1381 assert(formatCount >= 1);
1382 format = surfFormats[0].format;
1383 }
1384 color_space = surfFormats[0].colorSpace;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001385
Dave Houlton5fa47912018-02-16 11:02:26 -07001386 quit = false;
1387 curFrame = 0;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001388
Dave Houlton5fa47912018-02-16 11:02:26 -07001389 // Create semaphores to synchronize acquiring presentable buffers before
1390 // rendering and waiting for drawing to be complete before presenting
1391 auto const semaphoreCreateInfo = vk::SemaphoreCreateInfo();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001392
Dave Houlton5fa47912018-02-16 11:02:26 -07001393 // Create fences that we can use to throttle if we get too far
1394 // ahead of the image presents
1395 auto const fence_ci = vk::FenceCreateInfo().setFlags(vk::FenceCreateFlagBits::eSignaled);
1396 for (uint32_t i = 0; i < FRAME_LAG; i++) {
1397 result = device.createFence(&fence_ci, nullptr, &fences[i]);
1398 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001399
Dave Houlton5fa47912018-02-16 11:02:26 -07001400 result = device.createSemaphore(&semaphoreCreateInfo, nullptr, &image_acquired_semaphores[i]);
1401 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001402
Dave Houlton5fa47912018-02-16 11:02:26 -07001403 result = device.createSemaphore(&semaphoreCreateInfo, nullptr, &draw_complete_semaphores[i]);
1404 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001405
Dave Houlton5fa47912018-02-16 11:02:26 -07001406 if (separate_present_queue) {
1407 result = device.createSemaphore(&semaphoreCreateInfo, nullptr, &image_ownership_semaphores[i]);
Jeremy Hayes00399e32017-06-14 15:07:32 -06001408 VERIFY(result == vk::Result::eSuccess);
1409 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001410 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001411 frame_index = 0;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001412
Dave Houlton5fa47912018-02-16 11:02:26 -07001413 // Get Memory information and properties
1414 gpu.getMemoryProperties(&memory_properties);
1415}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001416
Dave Houlton5fa47912018-02-16 11:02:26 -07001417void Demo::prepare() {
1418 auto const cmd_pool_info = vk::CommandPoolCreateInfo().setQueueFamilyIndex(graphics_queue_family_index);
1419 auto result = device.createCommandPool(&cmd_pool_info, nullptr, &cmd_pool);
1420 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001421
Dave Houlton5fa47912018-02-16 11:02:26 -07001422 auto const cmd = vk::CommandBufferAllocateInfo()
1423 .setCommandPool(cmd_pool)
1424 .setLevel(vk::CommandBufferLevel::ePrimary)
1425 .setCommandBufferCount(1);
1426
1427 result = device.allocateCommandBuffers(&cmd, &this->cmd);
1428 VERIFY(result == vk::Result::eSuccess);
1429
1430 auto const cmd_buf_info = vk::CommandBufferBeginInfo().setPInheritanceInfo(nullptr);
1431
1432 result = this->cmd.begin(&cmd_buf_info);
1433 VERIFY(result == vk::Result::eSuccess);
1434
1435 prepare_buffers();
1436 prepare_depth();
1437 prepare_textures();
1438 prepare_cube_data_buffers();
1439
1440 prepare_descriptor_layout();
1441 prepare_render_pass();
1442 prepare_pipeline();
1443
1444 for (uint32_t i = 0; i < swapchainImageCount; ++i) {
1445 result = device.allocateCommandBuffers(&cmd, &swapchain_image_resources[i].cmd);
1446 VERIFY(result == vk::Result::eSuccess);
1447 }
1448
1449 if (separate_present_queue) {
1450 auto const present_cmd_pool_info = vk::CommandPoolCreateInfo().setQueueFamilyIndex(present_queue_family_index);
1451
1452 result = device.createCommandPool(&present_cmd_pool_info, nullptr, &present_cmd_pool);
1453 VERIFY(result == vk::Result::eSuccess);
1454
1455 auto const present_cmd = vk::CommandBufferAllocateInfo()
1456 .setCommandPool(present_cmd_pool)
1457 .setLevel(vk::CommandBufferLevel::ePrimary)
1458 .setCommandBufferCount(1);
1459
1460 for (uint32_t i = 0; i < swapchainImageCount; i++) {
1461 result = device.allocateCommandBuffers(&present_cmd, &swapchain_image_resources[i].graphics_to_present_cmd);
1462 VERIFY(result == vk::Result::eSuccess);
1463
1464 build_image_ownership_cmd(i);
1465 }
1466 }
1467
1468 prepare_descriptor_pool();
1469 prepare_descriptor_set();
1470
1471 prepare_framebuffers();
1472
1473 for (uint32_t i = 0; i < swapchainImageCount; ++i) {
1474 current_buffer = i;
1475 draw_build_cmd(swapchain_image_resources[i].cmd);
1476 }
1477
1478 /*
1479 * Prepare functions above may generate pipeline commands
1480 * that need to be flushed before beginning the render loop.
1481 */
1482 flush_init_cmd();
Tony-LunarGbc9fc052018-09-21 13:47:06 -06001483 if (staging_texture.buffer) {
1484 destroy_texture(&staging_texture);
Dave Houlton5fa47912018-02-16 11:02:26 -07001485 }
1486
1487 current_buffer = 0;
1488 prepared = true;
1489}
1490
1491void Demo::prepare_buffers() {
1492 vk::SwapchainKHR oldSwapchain = swapchain;
1493
1494 // Check the surface capabilities and formats
1495 vk::SurfaceCapabilitiesKHR surfCapabilities;
1496 auto result = gpu.getSurfaceCapabilitiesKHR(surface, &surfCapabilities);
1497 VERIFY(result == vk::Result::eSuccess);
1498
1499 uint32_t presentModeCount;
Mike Schuchardt7510c832018-10-29 13:23:08 -07001500 result = gpu.getSurfacePresentModesKHR(surface, &presentModeCount, static_cast<vk::PresentModeKHR *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001501 VERIFY(result == vk::Result::eSuccess);
1502
1503 std::unique_ptr<vk::PresentModeKHR[]> presentModes(new vk::PresentModeKHR[presentModeCount]);
1504 result = gpu.getSurfacePresentModesKHR(surface, &presentModeCount, presentModes.get());
1505 VERIFY(result == vk::Result::eSuccess);
1506
1507 vk::Extent2D swapchainExtent;
1508 // width and height are either both -1, or both not -1.
1509 if (surfCapabilities.currentExtent.width == (uint32_t)-1) {
1510 // If the surface size is undefined, the size is set to
1511 // the size of the images requested.
1512 swapchainExtent.width = width;
1513 swapchainExtent.height = height;
1514 } else {
1515 // If the surface size is defined, the swap chain size must match
1516 swapchainExtent = surfCapabilities.currentExtent;
1517 width = surfCapabilities.currentExtent.width;
1518 height = surfCapabilities.currentExtent.height;
1519 }
1520
1521 // The FIFO present mode is guaranteed by the spec to be supported
1522 // and to have no tearing. It's a great default present mode to use.
1523 vk::PresentModeKHR swapchainPresentMode = vk::PresentModeKHR::eFifo;
1524
1525 // There are times when you may wish to use another present mode. The
1526 // following code shows how to select them, and the comments provide some
1527 // reasons you may wish to use them.
1528 //
1529 // It should be noted that Vulkan 1.0 doesn't provide a method for
1530 // synchronizing rendering with the presentation engine's display. There
1531 // is a method provided for throttling rendering with the display, but
1532 // there are some presentation engines for which this method will not work.
1533 // If an application doesn't throttle its rendering, and if it renders much
1534 // faster than the refresh rate of the display, this can waste power on
1535 // mobile devices. That is because power is being spent rendering images
1536 // that may never be seen.
1537
1538 // VK_PRESENT_MODE_IMMEDIATE_KHR is for applications that don't care
1539 // about
1540 // tearing, or have some way of synchronizing their rendering with the
1541 // display.
1542 // VK_PRESENT_MODE_MAILBOX_KHR may be useful for applications that
1543 // generally render a new presentable image every refresh cycle, but are
1544 // occasionally early. In this case, the application wants the new
1545 // image
1546 // to be displayed instead of the previously-queued-for-presentation
1547 // image
1548 // that has not yet been displayed.
1549 // VK_PRESENT_MODE_FIFO_RELAXED_KHR is for applications that generally
1550 // render a new presentable image every refresh cycle, but are
1551 // occasionally
1552 // late. In this case (perhaps because of stuttering/latency concerns),
1553 // the application wants the late image to be immediately displayed,
1554 // even
1555 // though that may mean some tearing.
1556
1557 if (presentMode != swapchainPresentMode) {
1558 for (size_t i = 0; i < presentModeCount; ++i) {
1559 if (presentModes[i] == presentMode) {
1560 swapchainPresentMode = presentMode;
1561 break;
1562 }
1563 }
1564 }
1565
1566 if (swapchainPresentMode != presentMode) {
1567 ERR_EXIT("Present mode specified is not supported\n", "Present mode unsupported");
1568 }
1569
1570 // Determine the number of VkImages to use in the swap chain.
1571 // Application desires to acquire 3 images at a time for triple
1572 // buffering
1573 uint32_t desiredNumOfSwapchainImages = 3;
1574 if (desiredNumOfSwapchainImages < surfCapabilities.minImageCount) {
1575 desiredNumOfSwapchainImages = surfCapabilities.minImageCount;
1576 }
1577
1578 // If maxImageCount is 0, we can ask for as many images as we want,
1579 // otherwise
1580 // we're limited to maxImageCount
1581 if ((surfCapabilities.maxImageCount > 0) && (desiredNumOfSwapchainImages > surfCapabilities.maxImageCount)) {
1582 // Application must settle for fewer images than desired:
1583 desiredNumOfSwapchainImages = surfCapabilities.maxImageCount;
1584 }
1585
1586 vk::SurfaceTransformFlagBitsKHR preTransform;
1587 if (surfCapabilities.supportedTransforms & vk::SurfaceTransformFlagBitsKHR::eIdentity) {
1588 preTransform = vk::SurfaceTransformFlagBitsKHR::eIdentity;
1589 } else {
1590 preTransform = surfCapabilities.currentTransform;
1591 }
1592
1593 // Find a supported composite alpha mode - one of these is guaranteed to be set
1594 vk::CompositeAlphaFlagBitsKHR compositeAlpha = vk::CompositeAlphaFlagBitsKHR::eOpaque;
1595 vk::CompositeAlphaFlagBitsKHR compositeAlphaFlags[4] = {
1596 vk::CompositeAlphaFlagBitsKHR::eOpaque,
1597 vk::CompositeAlphaFlagBitsKHR::ePreMultiplied,
1598 vk::CompositeAlphaFlagBitsKHR::ePostMultiplied,
1599 vk::CompositeAlphaFlagBitsKHR::eInherit,
1600 };
1601 for (uint32_t i = 0; i < ARRAY_SIZE(compositeAlphaFlags); i++) {
1602 if (surfCapabilities.supportedCompositeAlpha & compositeAlphaFlags[i]) {
1603 compositeAlpha = compositeAlphaFlags[i];
1604 break;
1605 }
1606 }
1607
1608 auto const swapchain_ci = vk::SwapchainCreateInfoKHR()
1609 .setSurface(surface)
1610 .setMinImageCount(desiredNumOfSwapchainImages)
1611 .setImageFormat(format)
1612 .setImageColorSpace(color_space)
1613 .setImageExtent({swapchainExtent.width, swapchainExtent.height})
1614 .setImageArrayLayers(1)
1615 .setImageUsage(vk::ImageUsageFlagBits::eColorAttachment)
1616 .setImageSharingMode(vk::SharingMode::eExclusive)
1617 .setQueueFamilyIndexCount(0)
1618 .setPQueueFamilyIndices(nullptr)
1619 .setPreTransform(preTransform)
1620 .setCompositeAlpha(compositeAlpha)
1621 .setPresentMode(swapchainPresentMode)
1622 .setClipped(true)
1623 .setOldSwapchain(oldSwapchain);
1624
1625 result = device.createSwapchainKHR(&swapchain_ci, nullptr, &swapchain);
1626 VERIFY(result == vk::Result::eSuccess);
1627
1628 // If we just re-created an existing swapchain, we should destroy the
1629 // old
1630 // swapchain at this point.
1631 // Note: destroying the swapchain also cleans up all its associated
1632 // presentable images once the platform is done with them.
1633 if (oldSwapchain) {
1634 device.destroySwapchainKHR(oldSwapchain, nullptr);
1635 }
1636
Mike Schuchardt7510c832018-10-29 13:23:08 -07001637 result = device.getSwapchainImagesKHR(swapchain, &swapchainImageCount, static_cast<vk::Image *>(nullptr));
Dave Houlton5fa47912018-02-16 11:02:26 -07001638 VERIFY(result == vk::Result::eSuccess);
1639
1640 std::unique_ptr<vk::Image[]> swapchainImages(new vk::Image[swapchainImageCount]);
1641 result = device.getSwapchainImagesKHR(swapchain, &swapchainImageCount, swapchainImages.get());
1642 VERIFY(result == vk::Result::eSuccess);
1643
1644 swapchain_image_resources.reset(new SwapchainImageResources[swapchainImageCount]);
1645
1646 for (uint32_t i = 0; i < swapchainImageCount; ++i) {
1647 auto color_image_view = vk::ImageViewCreateInfo()
1648 .setViewType(vk::ImageViewType::e2D)
1649 .setFormat(format)
1650 .setSubresourceRange(vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1));
1651
1652 swapchain_image_resources[i].image = swapchainImages[i];
1653
1654 color_image_view.image = swapchain_image_resources[i].image;
1655
1656 result = device.createImageView(&color_image_view, nullptr, &swapchain_image_resources[i].view);
1657 VERIFY(result == vk::Result::eSuccess);
1658 }
1659}
1660
1661void Demo::prepare_cube_data_buffers() {
1662 mat4x4 VP;
1663 mat4x4_mul(VP, projection_matrix, view_matrix);
1664
1665 mat4x4 MVP;
1666 mat4x4_mul(MVP, VP, model_matrix);
1667
1668 vktexcube_vs_uniform data;
1669 memcpy(data.mvp, MVP, sizeof(MVP));
1670 // dumpMatrix("MVP", MVP)
1671
1672 for (int32_t i = 0; i < 12 * 3; i++) {
1673 data.position[i][0] = g_vertex_buffer_data[i * 3];
1674 data.position[i][1] = g_vertex_buffer_data[i * 3 + 1];
1675 data.position[i][2] = g_vertex_buffer_data[i * 3 + 2];
1676 data.position[i][3] = 1.0f;
1677 data.attr[i][0] = g_uv_buffer_data[2 * i];
1678 data.attr[i][1] = g_uv_buffer_data[2 * i + 1];
1679 data.attr[i][2] = 0;
1680 data.attr[i][3] = 0;
1681 }
1682
1683 auto const buf_info = vk::BufferCreateInfo().setSize(sizeof(data)).setUsage(vk::BufferUsageFlagBits::eUniformBuffer);
1684
1685 for (unsigned int i = 0; i < swapchainImageCount; i++) {
1686 auto result = device.createBuffer(&buf_info, nullptr, &swapchain_image_resources[i].uniform_buffer);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001687 VERIFY(result == vk::Result::eSuccess);
1688
1689 vk::MemoryRequirements mem_reqs;
Dave Houlton5fa47912018-02-16 11:02:26 -07001690 device.getBufferMemoryRequirements(swapchain_image_resources[i].uniform_buffer, &mem_reqs);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001691
Dave Houlton5fa47912018-02-16 11:02:26 -07001692 auto mem_alloc = vk::MemoryAllocateInfo().setAllocationSize(mem_reqs.size).setMemoryTypeIndex(0);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001693
Dave Houlton5fa47912018-02-16 11:02:26 -07001694 bool const pass = memory_type_from_properties(
1695 mem_reqs.memoryTypeBits, vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent,
1696 &mem_alloc.memoryTypeIndex);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001697 VERIFY(pass);
1698
Dave Houlton5fa47912018-02-16 11:02:26 -07001699 result = device.allocateMemory(&mem_alloc, nullptr, &swapchain_image_resources[i].uniform_memory);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001700 VERIFY(result == vk::Result::eSuccess);
1701
Dave Houlton5fa47912018-02-16 11:02:26 -07001702 auto pData = device.mapMemory(swapchain_image_resources[i].uniform_memory, 0, VK_WHOLE_SIZE, vk::MemoryMapFlags());
1703 VERIFY(pData.result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001704
Dave Houlton5fa47912018-02-16 11:02:26 -07001705 memcpy(pData.value, &data, sizeof data);
1706
1707 device.unmapMemory(swapchain_image_resources[i].uniform_memory);
1708
1709 result =
1710 device.bindBufferMemory(swapchain_image_resources[i].uniform_buffer, swapchain_image_resources[i].uniform_memory, 0);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001711 VERIFY(result == vk::Result::eSuccess);
1712 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001713}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001714
Dave Houlton5fa47912018-02-16 11:02:26 -07001715void Demo::prepare_depth() {
1716 depth.format = vk::Format::eD16Unorm;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001717
Dave Houlton5fa47912018-02-16 11:02:26 -07001718 auto const image = vk::ImageCreateInfo()
1719 .setImageType(vk::ImageType::e2D)
1720 .setFormat(depth.format)
1721 .setExtent({(uint32_t)width, (uint32_t)height, 1})
1722 .setMipLevels(1)
1723 .setArrayLayers(1)
1724 .setSamples(vk::SampleCountFlagBits::e1)
1725 .setTiling(vk::ImageTiling::eOptimal)
1726 .setUsage(vk::ImageUsageFlagBits::eDepthStencilAttachment)
1727 .setSharingMode(vk::SharingMode::eExclusive)
1728 .setQueueFamilyIndexCount(0)
1729 .setPQueueFamilyIndices(nullptr)
1730 .setInitialLayout(vk::ImageLayout::eUndefined);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001731
Dave Houlton5fa47912018-02-16 11:02:26 -07001732 auto result = device.createImage(&image, nullptr, &depth.image);
1733 VERIFY(result == vk::Result::eSuccess);
1734
1735 vk::MemoryRequirements mem_reqs;
1736 device.getImageMemoryRequirements(depth.image, &mem_reqs);
1737
1738 depth.mem_alloc.setAllocationSize(mem_reqs.size);
1739 depth.mem_alloc.setMemoryTypeIndex(0);
1740
1741 auto const pass = memory_type_from_properties(mem_reqs.memoryTypeBits, vk::MemoryPropertyFlagBits::eDeviceLocal,
1742 &depth.mem_alloc.memoryTypeIndex);
1743 VERIFY(pass);
1744
1745 result = device.allocateMemory(&depth.mem_alloc, nullptr, &depth.mem);
1746 VERIFY(result == vk::Result::eSuccess);
1747
1748 result = device.bindImageMemory(depth.image, depth.mem, 0);
1749 VERIFY(result == vk::Result::eSuccess);
1750
1751 auto const view = vk::ImageViewCreateInfo()
1752 .setImage(depth.image)
1753 .setViewType(vk::ImageViewType::e2D)
1754 .setFormat(depth.format)
1755 .setSubresourceRange(vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eDepth, 0, 1, 0, 1));
1756 result = device.createImageView(&view, nullptr, &depth.view);
1757 VERIFY(result == vk::Result::eSuccess);
1758}
1759
1760void Demo::prepare_descriptor_layout() {
1761 vk::DescriptorSetLayoutBinding const layout_bindings[2] = {vk::DescriptorSetLayoutBinding()
1762 .setBinding(0)
1763 .setDescriptorType(vk::DescriptorType::eUniformBuffer)
1764 .setDescriptorCount(1)
1765 .setStageFlags(vk::ShaderStageFlagBits::eVertex)
1766 .setPImmutableSamplers(nullptr),
1767 vk::DescriptorSetLayoutBinding()
1768 .setBinding(1)
1769 .setDescriptorType(vk::DescriptorType::eCombinedImageSampler)
1770 .setDescriptorCount(texture_count)
1771 .setStageFlags(vk::ShaderStageFlagBits::eFragment)
1772 .setPImmutableSamplers(nullptr)};
1773
1774 auto const descriptor_layout = vk::DescriptorSetLayoutCreateInfo().setBindingCount(2).setPBindings(layout_bindings);
1775
1776 auto result = device.createDescriptorSetLayout(&descriptor_layout, nullptr, &desc_layout);
1777 VERIFY(result == vk::Result::eSuccess);
1778
1779 auto const pPipelineLayoutCreateInfo = vk::PipelineLayoutCreateInfo().setSetLayoutCount(1).setPSetLayouts(&desc_layout);
1780
1781 result = device.createPipelineLayout(&pPipelineLayoutCreateInfo, nullptr, &pipeline_layout);
1782 VERIFY(result == vk::Result::eSuccess);
1783}
1784
1785void Demo::prepare_descriptor_pool() {
1786 vk::DescriptorPoolSize const poolSizes[2] = {
1787 vk::DescriptorPoolSize().setType(vk::DescriptorType::eUniformBuffer).setDescriptorCount(swapchainImageCount),
1788 vk::DescriptorPoolSize()
1789 .setType(vk::DescriptorType::eCombinedImageSampler)
1790 .setDescriptorCount(swapchainImageCount * texture_count)};
1791
1792 auto const descriptor_pool =
1793 vk::DescriptorPoolCreateInfo().setMaxSets(swapchainImageCount).setPoolSizeCount(2).setPPoolSizes(poolSizes);
1794
1795 auto result = device.createDescriptorPool(&descriptor_pool, nullptr, &desc_pool);
1796 VERIFY(result == vk::Result::eSuccess);
1797}
1798
1799void Demo::prepare_descriptor_set() {
1800 auto const alloc_info =
1801 vk::DescriptorSetAllocateInfo().setDescriptorPool(desc_pool).setDescriptorSetCount(1).setPSetLayouts(&desc_layout);
1802
1803 auto buffer_info = vk::DescriptorBufferInfo().setOffset(0).setRange(sizeof(struct vktexcube_vs_uniform));
1804
1805 vk::DescriptorImageInfo tex_descs[texture_count];
1806 for (uint32_t i = 0; i < texture_count; i++) {
1807 tex_descs[i].setSampler(textures[i].sampler);
1808 tex_descs[i].setImageView(textures[i].view);
Karl Schultze88bc842018-09-11 16:23:14 -06001809 tex_descs[i].setImageLayout(vk::ImageLayout::eShaderReadOnlyOptimal);
Dave Houlton5fa47912018-02-16 11:02:26 -07001810 }
1811
1812 vk::WriteDescriptorSet writes[2];
1813
1814 writes[0].setDescriptorCount(1);
1815 writes[0].setDescriptorType(vk::DescriptorType::eUniformBuffer);
1816 writes[0].setPBufferInfo(&buffer_info);
1817
1818 writes[1].setDstBinding(1);
1819 writes[1].setDescriptorCount(texture_count);
1820 writes[1].setDescriptorType(vk::DescriptorType::eCombinedImageSampler);
1821 writes[1].setPImageInfo(tex_descs);
1822
1823 for (unsigned int i = 0; i < swapchainImageCount; i++) {
1824 auto result = device.allocateDescriptorSets(&alloc_info, &swapchain_image_resources[i].descriptor_set);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001825 VERIFY(result == vk::Result::eSuccess);
1826
Dave Houlton5fa47912018-02-16 11:02:26 -07001827 buffer_info.setBuffer(swapchain_image_resources[i].uniform_buffer);
1828 writes[0].setDstSet(swapchain_image_resources[i].descriptor_set);
1829 writes[1].setDstSet(swapchain_image_resources[i].descriptor_set);
1830 device.updateDescriptorSets(2, writes, 0, nullptr);
1831 }
1832}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001833
Dave Houlton5fa47912018-02-16 11:02:26 -07001834void Demo::prepare_framebuffers() {
1835 vk::ImageView attachments[2];
1836 attachments[1] = depth.view;
1837
1838 auto const fb_info = vk::FramebufferCreateInfo()
1839 .setRenderPass(render_pass)
1840 .setAttachmentCount(2)
1841 .setPAttachments(attachments)
1842 .setWidth((uint32_t)width)
1843 .setHeight((uint32_t)height)
1844 .setLayers(1);
1845
1846 for (uint32_t i = 0; i < swapchainImageCount; i++) {
1847 attachments[0] = swapchain_image_resources[i].view;
1848 auto const result = device.createFramebuffer(&fb_info, nullptr, &swapchain_image_resources[i].framebuffer);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001849 VERIFY(result == vk::Result::eSuccess);
1850 }
Dave Houlton5fa47912018-02-16 11:02:26 -07001851}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001852
Dave Houlton5fa47912018-02-16 11:02:26 -07001853vk::ShaderModule Demo::prepare_fs() {
1854 const uint32_t fragShaderCode[] = {
Petr Kraus9a4eb6a2017-11-30 14:49:20 +01001855#include "cube.frag.inc"
Dave Houlton5fa47912018-02-16 11:02:26 -07001856 };
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001857
Dave Houlton5fa47912018-02-16 11:02:26 -07001858 frag_shader_module = prepare_shader_module(fragShaderCode, sizeof(fragShaderCode));
Jeremy Hayesf56427a2016-09-07 15:55:11 -06001859
Dave Houlton5fa47912018-02-16 11:02:26 -07001860 return frag_shader_module;
1861}
1862
1863void Demo::prepare_pipeline() {
1864 vk::PipelineCacheCreateInfo const pipelineCacheInfo;
1865 auto result = device.createPipelineCache(&pipelineCacheInfo, nullptr, &pipelineCache);
1866 VERIFY(result == vk::Result::eSuccess);
1867
1868 vk::PipelineShaderStageCreateInfo const shaderStageInfo[2] = {
1869 vk::PipelineShaderStageCreateInfo().setStage(vk::ShaderStageFlagBits::eVertex).setModule(prepare_vs()).setPName("main"),
1870 vk::PipelineShaderStageCreateInfo().setStage(vk::ShaderStageFlagBits::eFragment).setModule(prepare_fs()).setPName("main")};
1871
1872 vk::PipelineVertexInputStateCreateInfo const vertexInputInfo;
1873
1874 auto const inputAssemblyInfo = vk::PipelineInputAssemblyStateCreateInfo().setTopology(vk::PrimitiveTopology::eTriangleList);
1875
1876 // TODO: Where are pViewports and pScissors set?
1877 auto const viewportInfo = vk::PipelineViewportStateCreateInfo().setViewportCount(1).setScissorCount(1);
1878
1879 auto const rasterizationInfo = vk::PipelineRasterizationStateCreateInfo()
1880 .setDepthClampEnable(VK_FALSE)
1881 .setRasterizerDiscardEnable(VK_FALSE)
1882 .setPolygonMode(vk::PolygonMode::eFill)
1883 .setCullMode(vk::CullModeFlagBits::eBack)
1884 .setFrontFace(vk::FrontFace::eCounterClockwise)
1885 .setDepthBiasEnable(VK_FALSE)
1886 .setLineWidth(1.0f);
1887
1888 auto const multisampleInfo = vk::PipelineMultisampleStateCreateInfo();
1889
1890 auto const stencilOp =
1891 vk::StencilOpState().setFailOp(vk::StencilOp::eKeep).setPassOp(vk::StencilOp::eKeep).setCompareOp(vk::CompareOp::eAlways);
1892
1893 auto const depthStencilInfo = vk::PipelineDepthStencilStateCreateInfo()
1894 .setDepthTestEnable(VK_TRUE)
1895 .setDepthWriteEnable(VK_TRUE)
1896 .setDepthCompareOp(vk::CompareOp::eLessOrEqual)
1897 .setDepthBoundsTestEnable(VK_FALSE)
1898 .setStencilTestEnable(VK_FALSE)
1899 .setFront(stencilOp)
1900 .setBack(stencilOp);
1901
1902 vk::PipelineColorBlendAttachmentState const colorBlendAttachments[1] = {
1903 vk::PipelineColorBlendAttachmentState().setColorWriteMask(vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG |
1904 vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA)};
1905
1906 auto const colorBlendInfo =
1907 vk::PipelineColorBlendStateCreateInfo().setAttachmentCount(1).setPAttachments(colorBlendAttachments);
1908
1909 vk::DynamicState const dynamicStates[2] = {vk::DynamicState::eViewport, vk::DynamicState::eScissor};
1910
1911 auto const dynamicStateInfo = vk::PipelineDynamicStateCreateInfo().setPDynamicStates(dynamicStates).setDynamicStateCount(2);
1912
1913 auto const pipeline = vk::GraphicsPipelineCreateInfo()
1914 .setStageCount(2)
1915 .setPStages(shaderStageInfo)
1916 .setPVertexInputState(&vertexInputInfo)
1917 .setPInputAssemblyState(&inputAssemblyInfo)
1918 .setPViewportState(&viewportInfo)
1919 .setPRasterizationState(&rasterizationInfo)
1920 .setPMultisampleState(&multisampleInfo)
1921 .setPDepthStencilState(&depthStencilInfo)
1922 .setPColorBlendState(&colorBlendInfo)
1923 .setPDynamicState(&dynamicStateInfo)
1924 .setLayout(pipeline_layout)
1925 .setRenderPass(render_pass);
1926
1927 result = device.createGraphicsPipelines(pipelineCache, 1, &pipeline, nullptr, &this->pipeline);
1928 VERIFY(result == vk::Result::eSuccess);
1929
1930 device.destroyShaderModule(frag_shader_module, nullptr);
1931 device.destroyShaderModule(vert_shader_module, nullptr);
1932}
1933
1934void Demo::prepare_render_pass() {
1935 // The initial layout for the color and depth attachments will be LAYOUT_UNDEFINED
1936 // because at the start of the renderpass, we don't care about their contents.
1937 // At the start of the subpass, the color attachment's layout will be transitioned
1938 // to LAYOUT_COLOR_ATTACHMENT_OPTIMAL and the depth stencil attachment's layout
1939 // will be transitioned to LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL. At the end of
1940 // the renderpass, the color attachment's layout will be transitioned to
1941 // LAYOUT_PRESENT_SRC_KHR to be ready to present. This is all done as part of
1942 // the renderpass, no barriers are necessary.
1943 const vk::AttachmentDescription attachments[2] = {vk::AttachmentDescription()
1944 .setFormat(format)
1945 .setSamples(vk::SampleCountFlagBits::e1)
1946 .setLoadOp(vk::AttachmentLoadOp::eClear)
1947 .setStoreOp(vk::AttachmentStoreOp::eStore)
1948 .setStencilLoadOp(vk::AttachmentLoadOp::eDontCare)
1949 .setStencilStoreOp(vk::AttachmentStoreOp::eDontCare)
1950 .setInitialLayout(vk::ImageLayout::eUndefined)
1951 .setFinalLayout(vk::ImageLayout::ePresentSrcKHR),
1952 vk::AttachmentDescription()
1953 .setFormat(depth.format)
1954 .setSamples(vk::SampleCountFlagBits::e1)
1955 .setLoadOp(vk::AttachmentLoadOp::eClear)
1956 .setStoreOp(vk::AttachmentStoreOp::eDontCare)
1957 .setStencilLoadOp(vk::AttachmentLoadOp::eDontCare)
1958 .setStencilStoreOp(vk::AttachmentStoreOp::eDontCare)
1959 .setInitialLayout(vk::ImageLayout::eUndefined)
1960 .setFinalLayout(vk::ImageLayout::eDepthStencilAttachmentOptimal)};
1961
1962 auto const color_reference = vk::AttachmentReference().setAttachment(0).setLayout(vk::ImageLayout::eColorAttachmentOptimal);
1963
1964 auto const depth_reference =
1965 vk::AttachmentReference().setAttachment(1).setLayout(vk::ImageLayout::eDepthStencilAttachmentOptimal);
1966
1967 auto const subpass = vk::SubpassDescription()
1968 .setPipelineBindPoint(vk::PipelineBindPoint::eGraphics)
1969 .setInputAttachmentCount(0)
1970 .setPInputAttachments(nullptr)
1971 .setColorAttachmentCount(1)
1972 .setPColorAttachments(&color_reference)
1973 .setPResolveAttachments(nullptr)
1974 .setPDepthStencilAttachment(&depth_reference)
1975 .setPreserveAttachmentCount(0)
1976 .setPPreserveAttachments(nullptr);
1977
Tony-LunarG495604b2019-06-13 15:32:05 -06001978 vk::PipelineStageFlags stages = vk::PipelineStageFlagBits::eEarlyFragmentTests | vk::PipelineStageFlagBits::eLateFragmentTests;
1979 vk::SubpassDependency const dependencies[2] = {
1980 vk::SubpassDependency() // Depth buffer is shared between swapchain images
1981 .setSrcSubpass(VK_SUBPASS_EXTERNAL)
1982 .setDstSubpass(0)
1983 .setSrcStageMask(stages)
1984 .setDstStageMask(stages)
1985 .setSrcAccessMask(vk::AccessFlagBits::eDepthStencilAttachmentWrite)
1986 .setDstAccessMask(vk::AccessFlagBits::eDepthStencilAttachmentRead | vk::AccessFlagBits::eDepthStencilAttachmentWrite)
1987 .setDependencyFlags(vk::DependencyFlags()),
1988 vk::SubpassDependency() // Image layout transition
1989 .setSrcSubpass(VK_SUBPASS_EXTERNAL)
1990 .setDstSubpass(0)
1991 .setSrcStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput)
1992 .setDstStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput)
1993 .setSrcAccessMask(vk::AccessFlagBits())
1994 .setDstAccessMask(vk::AccessFlagBits::eColorAttachmentWrite | vk::AccessFlagBits::eColorAttachmentRead)
1995 .setDependencyFlags(vk::DependencyFlags()),
1996 };
1997
Dave Houlton5fa47912018-02-16 11:02:26 -07001998 auto const rp_info = vk::RenderPassCreateInfo()
1999 .setAttachmentCount(2)
2000 .setPAttachments(attachments)
2001 .setSubpassCount(1)
2002 .setPSubpasses(&subpass)
Tony-LunarG495604b2019-06-13 15:32:05 -06002003 .setDependencyCount(2)
2004 .setPDependencies(dependencies);
Dave Houlton5fa47912018-02-16 11:02:26 -07002005
2006 auto result = device.createRenderPass(&rp_info, nullptr, &render_pass);
2007 VERIFY(result == vk::Result::eSuccess);
2008}
2009
2010vk::ShaderModule Demo::prepare_shader_module(const uint32_t *code, size_t size) {
2011 const auto moduleCreateInfo = vk::ShaderModuleCreateInfo().setCodeSize(size).setPCode(code);
2012
2013 vk::ShaderModule module;
2014 auto result = device.createShaderModule(&moduleCreateInfo, nullptr, &module);
2015 VERIFY(result == vk::Result::eSuccess);
2016
2017 return module;
2018}
2019
Tony-LunarGbc9fc052018-09-21 13:47:06 -06002020void Demo::prepare_texture_buffer(const char *filename, texture_object *tex_obj) {
2021 int32_t tex_width;
2022 int32_t tex_height;
2023
2024 if (!loadTexture(filename, NULL, NULL, &tex_width, &tex_height)) {
2025 ERR_EXIT("Failed to load textures", "Load Texture Failure");
2026 }
2027
2028 tex_obj->tex_width = tex_width;
2029 tex_obj->tex_height = tex_height;
2030
2031 auto const buffer_create_info = vk::BufferCreateInfo()
2032 .setSize(tex_width * tex_height * 4)
2033 .setUsage(vk::BufferUsageFlagBits::eTransferSrc)
2034 .setSharingMode(vk::SharingMode::eExclusive)
2035 .setQueueFamilyIndexCount(0)
2036 .setPQueueFamilyIndices(nullptr);
2037
2038 auto result = device.createBuffer(&buffer_create_info, nullptr, &tex_obj->buffer);
2039 VERIFY(result == vk::Result::eSuccess);
2040
2041 vk::MemoryRequirements mem_reqs;
2042 device.getBufferMemoryRequirements(tex_obj->buffer, &mem_reqs);
2043
2044 tex_obj->mem_alloc.setAllocationSize(mem_reqs.size);
2045 tex_obj->mem_alloc.setMemoryTypeIndex(0);
2046
2047 vk::MemoryPropertyFlags requirements = vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent;
2048 auto pass = memory_type_from_properties(mem_reqs.memoryTypeBits, requirements, &tex_obj->mem_alloc.memoryTypeIndex);
2049 VERIFY(pass == true);
2050
2051 result = device.allocateMemory(&tex_obj->mem_alloc, nullptr, &(tex_obj->mem));
2052 VERIFY(result == vk::Result::eSuccess);
2053
2054 result = device.bindBufferMemory(tex_obj->buffer, tex_obj->mem, 0);
2055 VERIFY(result == vk::Result::eSuccess);
2056
2057 vk::SubresourceLayout layout;
2058 memset(&layout, 0, sizeof(layout));
2059 layout.rowPitch = tex_width * 4;
2060 auto data = device.mapMemory(tex_obj->mem, 0, tex_obj->mem_alloc.allocationSize);
2061 VERIFY(data.result == vk::Result::eSuccess);
2062
2063 if (!loadTexture(filename, (uint8_t *)data.value, &layout, &tex_width, &tex_height)) {
2064 fprintf(stderr, "Error loading texture: %s\n", filename);
2065 }
2066
2067 device.unmapMemory(tex_obj->mem);
2068}
2069
Dave Houlton5fa47912018-02-16 11:02:26 -07002070void Demo::prepare_texture_image(const char *filename, texture_object *tex_obj, vk::ImageTiling tiling, vk::ImageUsageFlags usage,
2071 vk::MemoryPropertyFlags required_props) {
2072 int32_t tex_width;
2073 int32_t tex_height;
2074 if (!loadTexture(filename, nullptr, nullptr, &tex_width, &tex_height)) {
2075 ERR_EXIT("Failed to load textures", "Load Texture Failure");
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002076 }
2077
Dave Houlton5fa47912018-02-16 11:02:26 -07002078 tex_obj->tex_width = tex_width;
2079 tex_obj->tex_height = tex_height;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002080
Dave Houlton5fa47912018-02-16 11:02:26 -07002081 auto const image_create_info = vk::ImageCreateInfo()
2082 .setImageType(vk::ImageType::e2D)
2083 .setFormat(vk::Format::eR8G8B8A8Unorm)
2084 .setExtent({(uint32_t)tex_width, (uint32_t)tex_height, 1})
2085 .setMipLevels(1)
2086 .setArrayLayers(1)
2087 .setSamples(vk::SampleCountFlagBits::e1)
2088 .setTiling(tiling)
2089 .setUsage(usage)
2090 .setSharingMode(vk::SharingMode::eExclusive)
2091 .setQueueFamilyIndexCount(0)
2092 .setPQueueFamilyIndices(nullptr)
2093 .setInitialLayout(vk::ImageLayout::ePreinitialized);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002094
Dave Houlton5fa47912018-02-16 11:02:26 -07002095 auto result = device.createImage(&image_create_info, nullptr, &tex_obj->image);
2096 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002097
Dave Houlton5fa47912018-02-16 11:02:26 -07002098 vk::MemoryRequirements mem_reqs;
2099 device.getImageMemoryRequirements(tex_obj->image, &mem_reqs);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002100
Dave Houlton5fa47912018-02-16 11:02:26 -07002101 tex_obj->mem_alloc.setAllocationSize(mem_reqs.size);
2102 tex_obj->mem_alloc.setMemoryTypeIndex(0);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002103
Dave Houlton5fa47912018-02-16 11:02:26 -07002104 auto pass = memory_type_from_properties(mem_reqs.memoryTypeBits, required_props, &tex_obj->mem_alloc.memoryTypeIndex);
2105 VERIFY(pass == true);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002106
Dave Houlton5fa47912018-02-16 11:02:26 -07002107 result = device.allocateMemory(&tex_obj->mem_alloc, nullptr, &(tex_obj->mem));
2108 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002109
Dave Houlton5fa47912018-02-16 11:02:26 -07002110 result = device.bindImageMemory(tex_obj->image, tex_obj->mem, 0);
2111 VERIFY(result == vk::Result::eSuccess);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002112
Dave Houlton5fa47912018-02-16 11:02:26 -07002113 if (required_props & vk::MemoryPropertyFlagBits::eHostVisible) {
2114 auto const subres = vk::ImageSubresource().setAspectMask(vk::ImageAspectFlagBits::eColor).setMipLevel(0).setArrayLayer(0);
2115 vk::SubresourceLayout layout;
2116 device.getImageSubresourceLayout(tex_obj->image, &subres, &layout);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002117
Dave Houlton5fa47912018-02-16 11:02:26 -07002118 auto data = device.mapMemory(tex_obj->mem, 0, tex_obj->mem_alloc.allocationSize);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002119 VERIFY(data.result == vk::Result::eSuccess);
2120
Dave Houlton5fa47912018-02-16 11:02:26 -07002121 if (!loadTexture(filename, (uint8_t *)data.value, &layout, &tex_width, &tex_height)) {
2122 fprintf(stderr, "Error loading texture: %s\n", filename);
2123 }
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002124
Dave Houlton5fa47912018-02-16 11:02:26 -07002125 device.unmapMemory(tex_obj->mem);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002126 }
2127
Dave Houlton5fa47912018-02-16 11:02:26 -07002128 tex_obj->imageLayout = vk::ImageLayout::eShaderReadOnlyOptimal;
2129}
2130
2131void Demo::prepare_textures() {
2132 vk::Format const tex_format = vk::Format::eR8G8B8A8Unorm;
2133 vk::FormatProperties props;
2134 gpu.getFormatProperties(tex_format, &props);
2135
2136 for (uint32_t i = 0; i < texture_count; i++) {
2137 if ((props.linearTilingFeatures & vk::FormatFeatureFlagBits::eSampledImage) && !use_staging_buffer) {
2138 /* Device can texture using linear textures */
2139 prepare_texture_image(tex_files[i], &textures[i], vk::ImageTiling::eLinear, vk::ImageUsageFlagBits::eSampled,
2140 vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent);
2141 // Nothing in the pipeline needs to be complete to start, and don't allow fragment
2142 // shader to run until layout transition completes
2143 set_image_layout(textures[i].image, vk::ImageAspectFlagBits::eColor, vk::ImageLayout::ePreinitialized,
2144 textures[i].imageLayout, vk::AccessFlagBits(), vk::PipelineStageFlagBits::eTopOfPipe,
2145 vk::PipelineStageFlagBits::eFragmentShader);
2146 staging_texture.image = vk::Image();
2147 } else if (props.optimalTilingFeatures & vk::FormatFeatureFlagBits::eSampledImage) {
2148 /* Must use staging buffer to copy linear texture to optimized */
2149
Tony-LunarGbc9fc052018-09-21 13:47:06 -06002150 prepare_texture_buffer(tex_files[i], &staging_texture);
Dave Houlton5fa47912018-02-16 11:02:26 -07002151
2152 prepare_texture_image(tex_files[i], &textures[i], vk::ImageTiling::eOptimal,
2153 vk::ImageUsageFlagBits::eTransferDst | vk::ImageUsageFlagBits::eSampled,
2154 vk::MemoryPropertyFlagBits::eDeviceLocal);
2155
Dave Houlton5fa47912018-02-16 11:02:26 -07002156 set_image_layout(textures[i].image, vk::ImageAspectFlagBits::eColor, vk::ImageLayout::ePreinitialized,
2157 vk::ImageLayout::eTransferDstOptimal, vk::AccessFlagBits(), vk::PipelineStageFlagBits::eTopOfPipe,
2158 vk::PipelineStageFlagBits::eTransfer);
2159
2160 auto const subresource = vk::ImageSubresourceLayers()
2161 .setAspectMask(vk::ImageAspectFlagBits::eColor)
2162 .setMipLevel(0)
2163 .setBaseArrayLayer(0)
2164 .setLayerCount(1);
2165
Tony-LunarGbc9fc052018-09-21 13:47:06 -06002166 auto const copy_region =
2167 vk::BufferImageCopy()
2168 .setBufferOffset(0)
2169 .setBufferRowLength(staging_texture.tex_width)
2170 .setBufferImageHeight(staging_texture.tex_height)
2171 .setImageSubresource(subresource)
2172 .setImageOffset({0, 0, 0})
2173 .setImageExtent({(uint32_t)staging_texture.tex_width, (uint32_t)staging_texture.tex_height, 1});
Dave Houlton5fa47912018-02-16 11:02:26 -07002174
Tony-LunarGbc9fc052018-09-21 13:47:06 -06002175 cmd.copyBufferToImage(staging_texture.buffer, textures[i].image, vk::ImageLayout::eTransferDstOptimal, 1, &copy_region);
Dave Houlton5fa47912018-02-16 11:02:26 -07002176
2177 set_image_layout(textures[i].image, vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eTransferDstOptimal,
2178 textures[i].imageLayout, vk::AccessFlagBits::eTransferWrite, vk::PipelineStageFlagBits::eTransfer,
2179 vk::PipelineStageFlagBits::eFragmentShader);
2180 } else {
2181 assert(!"No support for R8G8B8A8_UNORM as texture image format");
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002182 }
2183
Dave Houlton5fa47912018-02-16 11:02:26 -07002184 auto const samplerInfo = vk::SamplerCreateInfo()
2185 .setMagFilter(vk::Filter::eNearest)
2186 .setMinFilter(vk::Filter::eNearest)
2187 .setMipmapMode(vk::SamplerMipmapMode::eNearest)
2188 .setAddressModeU(vk::SamplerAddressMode::eClampToEdge)
2189 .setAddressModeV(vk::SamplerAddressMode::eClampToEdge)
2190 .setAddressModeW(vk::SamplerAddressMode::eClampToEdge)
2191 .setMipLodBias(0.0f)
2192 .setAnisotropyEnable(VK_FALSE)
2193 .setMaxAnisotropy(1)
2194 .setCompareEnable(VK_FALSE)
2195 .setCompareOp(vk::CompareOp::eNever)
2196 .setMinLod(0.0f)
2197 .setMaxLod(0.0f)
2198 .setBorderColor(vk::BorderColor::eFloatOpaqueWhite)
2199 .setUnnormalizedCoordinates(VK_FALSE);
2200
2201 auto result = device.createSampler(&samplerInfo, nullptr, &textures[i].sampler);
2202 VERIFY(result == vk::Result::eSuccess);
2203
2204 auto const viewInfo = vk::ImageViewCreateInfo()
2205 .setImage(textures[i].image)
2206 .setViewType(vk::ImageViewType::e2D)
2207 .setFormat(tex_format)
2208 .setSubresourceRange(vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1));
2209
2210 result = device.createImageView(&viewInfo, nullptr, &textures[i].view);
2211 VERIFY(result == vk::Result::eSuccess);
2212 }
2213}
2214
2215vk::ShaderModule Demo::prepare_vs() {
2216 const uint32_t vertShaderCode[] = {
2217#include "cube.vert.inc"
2218 };
2219
2220 vert_shader_module = prepare_shader_module(vertShaderCode, sizeof(vertShaderCode));
2221
2222 return vert_shader_module;
2223}
2224
2225void Demo::resize() {
2226 uint32_t i;
2227
2228 // Don't react to resize until after first initialization.
2229 if (!prepared) {
2230 return;
2231 }
2232
2233 // In order to properly resize the window, we must re-create the
2234 // swapchain
2235 // AND redo the command buffers, etc.
2236 //
2237 // First, perform part of the cleanup() function:
2238 prepared = false;
2239 auto result = device.waitIdle();
2240 VERIFY(result == vk::Result::eSuccess);
2241
2242 for (i = 0; i < swapchainImageCount; i++) {
2243 device.destroyFramebuffer(swapchain_image_resources[i].framebuffer, nullptr);
2244 }
2245
2246 device.destroyDescriptorPool(desc_pool, nullptr);
2247
2248 device.destroyPipeline(pipeline, nullptr);
2249 device.destroyPipelineCache(pipelineCache, nullptr);
2250 device.destroyRenderPass(render_pass, nullptr);
2251 device.destroyPipelineLayout(pipeline_layout, nullptr);
2252 device.destroyDescriptorSetLayout(desc_layout, nullptr);
2253
2254 for (i = 0; i < texture_count; i++) {
2255 device.destroyImageView(textures[i].view, nullptr);
2256 device.destroyImage(textures[i].image, nullptr);
2257 device.freeMemory(textures[i].mem, nullptr);
2258 device.destroySampler(textures[i].sampler, nullptr);
2259 }
2260
2261 device.destroyImageView(depth.view, nullptr);
2262 device.destroyImage(depth.image, nullptr);
2263 device.freeMemory(depth.mem, nullptr);
2264
2265 for (i = 0; i < swapchainImageCount; i++) {
2266 device.destroyImageView(swapchain_image_resources[i].view, nullptr);
2267 device.freeCommandBuffers(cmd_pool, 1, &swapchain_image_resources[i].cmd);
2268 device.destroyBuffer(swapchain_image_resources[i].uniform_buffer, nullptr);
2269 device.freeMemory(swapchain_image_resources[i].uniform_memory, nullptr);
2270 }
2271
2272 device.destroyCommandPool(cmd_pool, nullptr);
2273 if (separate_present_queue) {
2274 device.destroyCommandPool(present_cmd_pool, nullptr);
2275 }
2276
2277 // Second, re-perform the prepare() function, which will re-create the
2278 // swapchain.
2279 prepare();
2280}
2281
2282void Demo::set_image_layout(vk::Image image, vk::ImageAspectFlags aspectMask, vk::ImageLayout oldLayout, vk::ImageLayout newLayout,
2283 vk::AccessFlags srcAccessMask, vk::PipelineStageFlags src_stages, vk::PipelineStageFlags dest_stages) {
2284 assert(cmd);
2285
2286 auto DstAccessMask = [](vk::ImageLayout const &layout) {
2287 vk::AccessFlags flags;
2288
2289 switch (layout) {
2290 case vk::ImageLayout::eTransferDstOptimal:
2291 // Make sure anything that was copying from this image has
2292 // completed
2293 flags = vk::AccessFlagBits::eTransferWrite;
2294 break;
2295 case vk::ImageLayout::eColorAttachmentOptimal:
2296 flags = vk::AccessFlagBits::eColorAttachmentWrite;
2297 break;
2298 case vk::ImageLayout::eDepthStencilAttachmentOptimal:
2299 flags = vk::AccessFlagBits::eDepthStencilAttachmentWrite;
2300 break;
2301 case vk::ImageLayout::eShaderReadOnlyOptimal:
2302 // Make sure any Copy or CPU writes to image are flushed
2303 flags = vk::AccessFlagBits::eShaderRead | vk::AccessFlagBits::eInputAttachmentRead;
2304 break;
2305 case vk::ImageLayout::eTransferSrcOptimal:
2306 flags = vk::AccessFlagBits::eTransferRead;
2307 break;
2308 case vk::ImageLayout::ePresentSrcKHR:
2309 flags = vk::AccessFlagBits::eMemoryRead;
2310 break;
2311 default:
2312 break;
2313 }
2314
2315 return flags;
2316 };
2317
2318 auto const barrier = vk::ImageMemoryBarrier()
2319 .setSrcAccessMask(srcAccessMask)
2320 .setDstAccessMask(DstAccessMask(newLayout))
2321 .setOldLayout(oldLayout)
2322 .setNewLayout(newLayout)
Tony-LunarGa141b962018-05-30 11:33:19 -06002323 .setSrcQueueFamilyIndex(VK_QUEUE_FAMILY_IGNORED)
2324 .setDstQueueFamilyIndex(VK_QUEUE_FAMILY_IGNORED)
Dave Houlton5fa47912018-02-16 11:02:26 -07002325 .setImage(image)
2326 .setSubresourceRange(vk::ImageSubresourceRange(aspectMask, 0, 1, 0, 1));
2327
2328 cmd.pipelineBarrier(src_stages, dest_stages, vk::DependencyFlagBits(), 0, nullptr, 0, nullptr, 1, &barrier);
2329}
2330
2331void Demo::update_data_buffer() {
2332 mat4x4 VP;
2333 mat4x4_mul(VP, projection_matrix, view_matrix);
2334
2335 // Rotate around the Y axis
2336 mat4x4 Model;
2337 mat4x4_dup(Model, model_matrix);
2338 mat4x4_rotate(model_matrix, Model, 0.0f, 1.0f, 0.0f, (float)degreesToRadians(spin_angle));
2339
2340 mat4x4 MVP;
2341 mat4x4_mul(MVP, VP, model_matrix);
2342
2343 auto data = device.mapMemory(swapchain_image_resources[current_buffer].uniform_memory, 0, VK_WHOLE_SIZE, vk::MemoryMapFlags());
2344 VERIFY(data.result == vk::Result::eSuccess);
2345
2346 memcpy(data.value, (const void *)&MVP[0][0], sizeof(MVP));
2347
2348 device.unmapMemory(swapchain_image_resources[current_buffer].uniform_memory);
2349}
2350
Karl Schultzb7940402018-05-29 13:09:22 -06002351/* Convert ppm image data from header file into RGBA texture image */
2352#include "lunarg.ppm.h"
Dave Houlton5fa47912018-02-16 11:02:26 -07002353bool Demo::loadTexture(const char *filename, uint8_t *rgba_data, vk::SubresourceLayout *layout, int32_t *width, int32_t *height) {
Karl Schultzb7940402018-05-29 13:09:22 -06002354 (void)filename;
2355 char *cPtr;
2356 cPtr = (char *)lunarg_ppm;
2357 if ((unsigned char *)cPtr >= (lunarg_ppm + lunarg_ppm_len) || strncmp(cPtr, "P6\n", 3)) {
Dave Houlton5fa47912018-02-16 11:02:26 -07002358 return false;
2359 }
Karl Schultzb7940402018-05-29 13:09:22 -06002360 while (strncmp(cPtr++, "\n", 1))
2361 ;
2362 sscanf(cPtr, "%u %u", width, height);
2363 if (rgba_data == NULL) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002364 return true;
2365 }
Karl Schultzb7940402018-05-29 13:09:22 -06002366 while (strncmp(cPtr++, "\n", 1))
2367 ;
2368 if ((unsigned char *)cPtr >= (lunarg_ppm + lunarg_ppm_len) || strncmp(cPtr, "255\n", 4)) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002369 return false;
2370 }
Karl Schultzb7940402018-05-29 13:09:22 -06002371 while (strncmp(cPtr++, "\n", 1))
2372 ;
Dave Houlton5fa47912018-02-16 11:02:26 -07002373 for (int y = 0; y < *height; y++) {
2374 uint8_t *rowPtr = rgba_data;
Dave Houlton5fa47912018-02-16 11:02:26 -07002375 for (int x = 0; x < *width; x++) {
Karl Schultzb7940402018-05-29 13:09:22 -06002376 memcpy(rowPtr, cPtr, 3);
Dave Houlton5fa47912018-02-16 11:02:26 -07002377 rowPtr[3] = 255; /* Alpha of 1 */
2378 rowPtr += 4;
Karl Schultzb7940402018-05-29 13:09:22 -06002379 cPtr += 3;
Dave Houlton5fa47912018-02-16 11:02:26 -07002380 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002381 rgba_data += layout->rowPitch;
2382 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002383 return true;
2384}
2385
2386bool Demo::memory_type_from_properties(uint32_t typeBits, vk::MemoryPropertyFlags requirements_mask, uint32_t *typeIndex) {
2387 // Search memtypes to find first index with those properties
2388 for (uint32_t i = 0; i < VK_MAX_MEMORY_TYPES; i++) {
2389 if ((typeBits & 1) == 1) {
2390 // Type is available, does it match user properties?
2391 if ((memory_properties.memoryTypes[i].propertyFlags & requirements_mask) == requirements_mask) {
2392 *typeIndex = i;
2393 return true;
2394 }
2395 }
2396 typeBits >>= 1;
2397 }
2398
2399 // No memory types matched, return failure
2400 return false;
2401}
2402
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002403#if defined(VK_USE_PLATFORM_WIN32_KHR)
Dave Houlton5fa47912018-02-16 11:02:26 -07002404void Demo::run() {
2405 if (!prepared) {
2406 return;
2407 }
2408
2409 draw();
2410 curFrame++;
2411
Petr Krausd88e4e52019-01-23 18:45:04 +01002412 if (frameCount != UINT32_MAX && curFrame == frameCount) {
Dave Houlton5fa47912018-02-16 11:02:26 -07002413 PostQuitMessage(validation_error);
2414 }
2415}
2416
2417void Demo::create_window() {
2418 WNDCLASSEX win_class;
2419
2420 // Initialize the window class structure:
2421 win_class.cbSize = sizeof(WNDCLASSEX);
2422 win_class.style = CS_HREDRAW | CS_VREDRAW;
2423 win_class.lpfnWndProc = WndProc;
2424 win_class.cbClsExtra = 0;
2425 win_class.cbWndExtra = 0;
2426 win_class.hInstance = connection; // hInstance
2427 win_class.hIcon = LoadIcon(nullptr, IDI_APPLICATION);
2428 win_class.hCursor = LoadCursor(nullptr, IDC_ARROW);
2429 win_class.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
2430 win_class.lpszMenuName = nullptr;
2431 win_class.lpszClassName = name;
2432 win_class.hIconSm = LoadIcon(nullptr, IDI_WINLOGO);
2433
2434 // Register window class:
2435 if (!RegisterClassEx(&win_class)) {
2436 // It didn't work, so try to give a useful error:
2437 printf("Unexpected error trying to start the application!\n");
2438 fflush(stdout);
2439 exit(1);
2440 }
2441
2442 // Create window with the registered class:
2443 RECT wr = {0, 0, static_cast<LONG>(width), static_cast<LONG>(height)};
2444 AdjustWindowRect(&wr, WS_OVERLAPPEDWINDOW, FALSE);
2445 window = CreateWindowEx(0,
2446 name, // class name
2447 name, // app name
2448 WS_OVERLAPPEDWINDOW | // window style
2449 WS_VISIBLE | WS_SYSMENU,
2450 100, 100, // x/y coords
2451 wr.right - wr.left, // width
2452 wr.bottom - wr.top, // height
2453 nullptr, // handle to parent
2454 nullptr, // handle to menu
2455 connection, // hInstance
2456 nullptr); // no extra parameters
2457
2458 if (!window) {
2459 // It didn't work, so try to give a useful error:
2460 printf("Cannot create a window in which to draw!\n");
2461 fflush(stdout);
2462 exit(1);
2463 }
2464
2465 // Window client area size must be at least 1 pixel high, to prevent
2466 // crash.
2467 minsize.x = GetSystemMetrics(SM_CXMINTRACK);
2468 minsize.y = GetSystemMetrics(SM_CYMINTRACK) + 1;
2469}
2470#elif defined(VK_USE_PLATFORM_XLIB_KHR)
2471
2472void Demo::create_xlib_window() {
2473 const char *display_envar = getenv("DISPLAY");
2474 if (display_envar == nullptr || display_envar[0] == '\0') {
2475 printf("Environment variable DISPLAY requires a valid value.\nExiting ...\n");
2476 fflush(stdout);
2477 exit(1);
2478 }
2479
2480 XInitThreads();
2481 display = XOpenDisplay(nullptr);
2482 long visualMask = VisualScreenMask;
2483 int numberOfVisuals;
2484 XVisualInfo vInfoTemplate = {};
2485 vInfoTemplate.screen = DefaultScreen(display);
2486 XVisualInfo *visualInfo = XGetVisualInfo(display, visualMask, &vInfoTemplate, &numberOfVisuals);
2487
2488 Colormap colormap = XCreateColormap(display, RootWindow(display, vInfoTemplate.screen), visualInfo->visual, AllocNone);
2489
2490 XSetWindowAttributes windowAttributes = {};
2491 windowAttributes.colormap = colormap;
2492 windowAttributes.background_pixel = 0xFFFFFFFF;
2493 windowAttributes.border_pixel = 0;
2494 windowAttributes.event_mask = KeyPressMask | KeyReleaseMask | StructureNotifyMask | ExposureMask;
2495
2496 xlib_window =
2497 XCreateWindow(display, RootWindow(display, vInfoTemplate.screen), 0, 0, width, height, 0, visualInfo->depth, InputOutput,
2498 visualInfo->visual, CWBackPixel | CWBorderPixel | CWEventMask | CWColormap, &windowAttributes);
2499
2500 XSelectInput(display, xlib_window, ExposureMask | KeyPressMask);
2501 XMapWindow(display, xlib_window);
2502 XFlush(display);
2503 xlib_wm_delete_window = XInternAtom(display, "WM_DELETE_WINDOW", False);
2504}
2505
2506void Demo::handle_xlib_event(const XEvent *event) {
2507 switch (event->type) {
2508 case ClientMessage:
2509 if ((Atom)event->xclient.data.l[0] == xlib_wm_delete_window) {
2510 quit = true;
2511 }
2512 break;
2513 case KeyPress:
2514 switch (event->xkey.keycode) {
2515 case 0x9: // Escape
2516 quit = true;
2517 break;
2518 case 0x71: // left arrow key
2519 spin_angle -= spin_increment;
2520 break;
2521 case 0x72: // right arrow key
2522 spin_angle += spin_increment;
2523 break;
2524 case 0x41: // space bar
2525 pause = !pause;
2526 break;
2527 }
2528 break;
2529 case ConfigureNotify:
2530 if (((int32_t)width != event->xconfigure.width) || ((int32_t)height != event->xconfigure.height)) {
2531 width = event->xconfigure.width;
2532 height = event->xconfigure.height;
2533 resize();
2534 }
2535 break;
2536 default:
2537 break;
2538 }
2539}
2540
2541void Demo::run_xlib() {
2542 while (!quit) {
2543 XEvent event;
2544
2545 if (pause) {
2546 XNextEvent(display, &event);
2547 handle_xlib_event(&event);
2548 }
2549 while (XPending(display) > 0) {
2550 XNextEvent(display, &event);
2551 handle_xlib_event(&event);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002552 }
2553
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002554 draw();
2555 curFrame++;
2556
Dave Houlton5fa47912018-02-16 11:02:26 -07002557 if (frameCount != UINT32_MAX && curFrame == frameCount) {
2558 quit = true;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002559 }
2560 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002561}
Tony Barbour153cb062016-12-07 13:43:36 -07002562#elif defined(VK_USE_PLATFORM_XCB_KHR)
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002563
Dave Houlton5fa47912018-02-16 11:02:26 -07002564void Demo::handle_xcb_event(const xcb_generic_event_t *event) {
2565 uint8_t event_code = event->response_type & 0x7f;
2566 switch (event_code) {
2567 case XCB_EXPOSE:
2568 // TODO: Resize window
2569 break;
2570 case XCB_CLIENT_MESSAGE:
2571 if ((*(xcb_client_message_event_t *)event).data.data32[0] == (*atom_wm_delete_window).atom) {
2572 quit = true;
2573 }
2574 break;
2575 case XCB_KEY_RELEASE: {
2576 const xcb_key_release_event_t *key = (const xcb_key_release_event_t *)event;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002577
Dave Houlton5fa47912018-02-16 11:02:26 -07002578 switch (key->detail) {
2579 case 0x9: // Escape
2580 quit = true;
2581 break;
2582 case 0x71: // left arrow key
2583 spin_angle -= spin_increment;
2584 break;
2585 case 0x72: // right arrow key
2586 spin_angle += spin_increment;
2587 break;
2588 case 0x41: // space bar
2589 pause = !pause;
2590 break;
2591 }
2592 } break;
2593 case XCB_CONFIGURE_NOTIFY: {
2594 const xcb_configure_notify_event_t *cfg = (const xcb_configure_notify_event_t *)event;
2595 if ((width != cfg->width) || (height != cfg->height)) {
2596 width = cfg->width;
2597 height = cfg->height;
2598 resize();
2599 }
2600 } break;
2601 default:
2602 break;
2603 }
2604}
2605
2606void Demo::run_xcb() {
2607 xcb_flush(connection);
2608
2609 while (!quit) {
2610 xcb_generic_event_t *event;
2611
2612 if (pause) {
2613 event = xcb_wait_for_event(connection);
2614 } else {
2615 event = xcb_poll_for_event(connection);
2616 }
2617 while (event) {
2618 handle_xcb_event(event);
2619 free(event);
2620 event = xcb_poll_for_event(connection);
2621 }
2622
2623 draw();
2624 curFrame++;
2625 if (frameCount != UINT32_MAX && curFrame == frameCount) {
2626 quit = true;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002627 }
2628 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002629}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002630
Dave Houlton5fa47912018-02-16 11:02:26 -07002631void Demo::create_xcb_window() {
2632 uint32_t value_mask, value_list[32];
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002633
Dave Houlton5fa47912018-02-16 11:02:26 -07002634 xcb_window = xcb_generate_id(connection);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002635
Dave Houlton5fa47912018-02-16 11:02:26 -07002636 value_mask = XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK;
2637 value_list[0] = screen->black_pixel;
2638 value_list[1] = XCB_EVENT_MASK_KEY_RELEASE | XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_STRUCTURE_NOTIFY;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002639
Dave Houlton5fa47912018-02-16 11:02:26 -07002640 xcb_create_window(connection, XCB_COPY_FROM_PARENT, xcb_window, screen->root, 0, 0, width, height, 0,
2641 XCB_WINDOW_CLASS_INPUT_OUTPUT, screen->root_visual, value_mask, value_list);
2642
2643 /* Magic code that will send notification when window is destroyed */
2644 xcb_intern_atom_cookie_t cookie = xcb_intern_atom(connection, 1, 12, "WM_PROTOCOLS");
2645 xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(connection, cookie, 0);
2646
2647 xcb_intern_atom_cookie_t cookie2 = xcb_intern_atom(connection, 0, 16, "WM_DELETE_WINDOW");
2648 atom_wm_delete_window = xcb_intern_atom_reply(connection, cookie2, 0);
2649
2650 xcb_change_property(connection, XCB_PROP_MODE_REPLACE, xcb_window, (*reply).atom, 4, 32, 1, &(*atom_wm_delete_window).atom);
2651
2652 free(reply);
2653
2654 xcb_map_window(connection, xcb_window);
2655
2656 // Force the x/y coordinates to 100,100 results are identical in
2657 // consecutive
2658 // runs
2659 const uint32_t coords[] = {100, 100};
2660 xcb_configure_window(connection, xcb_window, XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y, coords);
2661}
2662#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
2663
2664void Demo::run() {
2665 while (!quit) {
2666 if (pause) {
2667 wl_display_dispatch(display);
2668 } else {
2669 wl_display_dispatch_pending(display);
2670 update_data_buffer();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002671 draw();
2672 curFrame++;
Jeremy Hayes9d304782016-10-09 11:48:12 -06002673 if (frameCount != UINT32_MAX && curFrame == frameCount) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002674 quit = true;
2675 }
2676 }
2677 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002678}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002679
Dave Houlton5fa47912018-02-16 11:02:26 -07002680void Demo::create_window() {
2681 window = wl_compositor_create_surface(compositor);
2682 if (!window) {
2683 printf("Can not create wayland_surface from compositor!\n");
2684 fflush(stdout);
2685 exit(1);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002686 }
2687
Dave Houlton5fa47912018-02-16 11:02:26 -07002688 shell_surface = wl_shell_get_shell_surface(shell, window);
2689 if (!shell_surface) {
2690 printf("Can not get shell_surface from wayland_surface!\n");
2691 fflush(stdout);
2692 exit(1);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002693 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002694
2695 wl_shell_surface_add_listener(shell_surface, &shell_surface_listener, this);
2696 wl_shell_surface_set_toplevel(shell_surface);
2697 wl_shell_surface_set_title(shell_surface, APP_SHORT_NAME);
2698}
Karl Schultz206b1c52018-04-13 18:02:07 -06002699#elif defined(VK_USE_PLATFORM_MACOS_MVK)
2700void Demo::run() {
2701 draw();
2702 curFrame++;
2703 if (frameCount != UINT32_MAX && curFrame == frameCount) {
2704 quit = true;
2705 }
2706}
Damien Leone600c3052017-01-31 10:26:07 -07002707#elif defined(VK_USE_PLATFORM_DISPLAY_KHR)
2708
Dave Houlton5fa47912018-02-16 11:02:26 -07002709vk::Result Demo::create_display_surface() {
2710 vk::Result result;
2711 uint32_t display_count;
2712 uint32_t mode_count;
2713 uint32_t plane_count;
2714 vk::DisplayPropertiesKHR display_props;
2715 vk::DisplayKHR display;
2716 vk::DisplayModePropertiesKHR mode_props;
2717 vk::DisplayPlanePropertiesKHR *plane_props;
2718 vk::Bool32 found_plane = VK_FALSE;
2719 uint32_t plane_index;
2720 vk::Extent2D image_extent;
Damien Leone600c3052017-01-31 10:26:07 -07002721
Dave Houlton5fa47912018-02-16 11:02:26 -07002722 // Get the first display
2723 result = gpu.getDisplayPropertiesKHR(&display_count, nullptr);
2724 VERIFY(result == vk::Result::eSuccess);
Damien Leone600c3052017-01-31 10:26:07 -07002725
Dave Houlton5fa47912018-02-16 11:02:26 -07002726 if (display_count == 0) {
2727 printf("Cannot find any display!\n");
2728 fflush(stdout);
2729 exit(1);
2730 }
2731
2732 display_count = 1;
2733 result = gpu.getDisplayPropertiesKHR(&display_count, &display_props);
2734 VERIFY((result == vk::Result::eSuccess) || (result == vk::Result::eIncomplete));
2735
2736 display = display_props.display;
2737
2738 // Get the first mode of the display
2739 result = gpu.getDisplayModePropertiesKHR(display, &mode_count, nullptr);
2740 VERIFY(result == vk::Result::eSuccess);
2741
2742 if (mode_count == 0) {
2743 printf("Cannot find any mode for the display!\n");
2744 fflush(stdout);
2745 exit(1);
2746 }
2747
2748 mode_count = 1;
2749 result = gpu.getDisplayModePropertiesKHR(display, &mode_count, &mode_props);
2750 VERIFY((result == vk::Result::eSuccess) || (result == vk::Result::eIncomplete));
2751
2752 // Get the list of planes
2753 result = gpu.getDisplayPlanePropertiesKHR(&plane_count, nullptr);
2754 VERIFY(result == vk::Result::eSuccess);
2755
2756 if (plane_count == 0) {
2757 printf("Cannot find any plane!\n");
2758 fflush(stdout);
2759 exit(1);
2760 }
2761
2762 plane_props = (vk::DisplayPlanePropertiesKHR *)malloc(sizeof(vk::DisplayPlanePropertiesKHR) * plane_count);
2763 VERIFY(plane_props != nullptr);
2764
2765 result = gpu.getDisplayPlanePropertiesKHR(&plane_count, plane_props);
2766 VERIFY(result == vk::Result::eSuccess);
2767
2768 // Find a plane compatible with the display
2769 for (plane_index = 0; plane_index < plane_count; plane_index++) {
2770 uint32_t supported_count;
2771 vk::DisplayKHR *supported_displays;
2772
2773 // Disqualify planes that are bound to a different display
2774 if (plane_props[plane_index].currentDisplay && (plane_props[plane_index].currentDisplay != display)) {
2775 continue;
Damien Leone600c3052017-01-31 10:26:07 -07002776 }
2777
Dave Houlton5fa47912018-02-16 11:02:26 -07002778 result = gpu.getDisplayPlaneSupportedDisplaysKHR(plane_index, &supported_count, nullptr);
Damien Leone600c3052017-01-31 10:26:07 -07002779 VERIFY(result == vk::Result::eSuccess);
2780
Dave Houlton5fa47912018-02-16 11:02:26 -07002781 if (supported_count == 0) {
2782 continue;
Damien Leone600c3052017-01-31 10:26:07 -07002783 }
2784
Dave Houlton5fa47912018-02-16 11:02:26 -07002785 supported_displays = (vk::DisplayKHR *)malloc(sizeof(vk::DisplayKHR) * supported_count);
2786 VERIFY(supported_displays != nullptr);
Damien Leone600c3052017-01-31 10:26:07 -07002787
Dave Houlton5fa47912018-02-16 11:02:26 -07002788 result = gpu.getDisplayPlaneSupportedDisplaysKHR(plane_index, &supported_count, supported_displays);
Damien Leone600c3052017-01-31 10:26:07 -07002789 VERIFY(result == vk::Result::eSuccess);
2790
Dave Houlton5fa47912018-02-16 11:02:26 -07002791 for (uint32_t i = 0; i < supported_count; i++) {
2792 if (supported_displays[i] == display) {
2793 found_plane = VK_TRUE;
Damien Leone600c3052017-01-31 10:26:07 -07002794 break;
2795 }
2796 }
2797
Dave Houlton5fa47912018-02-16 11:02:26 -07002798 free(supported_displays);
Damien Leone600c3052017-01-31 10:26:07 -07002799
Dave Houlton5fa47912018-02-16 11:02:26 -07002800 if (found_plane) {
2801 break;
Damien Leone600c3052017-01-31 10:26:07 -07002802 }
2803 }
Dave Houlton5fa47912018-02-16 11:02:26 -07002804
2805 if (!found_plane) {
2806 printf("Cannot find a plane compatible with the display!\n");
2807 fflush(stdout);
2808 exit(1);
2809 }
2810
2811 free(plane_props);
2812
2813 vk::DisplayPlaneCapabilitiesKHR planeCaps;
2814 gpu.getDisplayPlaneCapabilitiesKHR(mode_props.displayMode, plane_index, &planeCaps);
2815 // Find a supported alpha mode
2816 vk::DisplayPlaneAlphaFlagBitsKHR alphaMode = vk::DisplayPlaneAlphaFlagBitsKHR::eOpaque;
2817 vk::DisplayPlaneAlphaFlagBitsKHR alphaModes[4] = {
2818 vk::DisplayPlaneAlphaFlagBitsKHR::eOpaque,
2819 vk::DisplayPlaneAlphaFlagBitsKHR::eGlobal,
2820 vk::DisplayPlaneAlphaFlagBitsKHR::ePerPixel,
2821 vk::DisplayPlaneAlphaFlagBitsKHR::ePerPixelPremultiplied,
2822 };
2823 for (uint32_t i = 0; i < sizeof(alphaModes); i++) {
2824 if (planeCaps.supportedAlpha & alphaModes[i]) {
2825 alphaMode = alphaModes[i];
2826 break;
2827 }
2828 }
2829
2830 image_extent.setWidth(mode_props.parameters.visibleRegion.width);
2831 image_extent.setHeight(mode_props.parameters.visibleRegion.height);
2832
2833 auto const createInfo = vk::DisplaySurfaceCreateInfoKHR()
2834 .setDisplayMode(mode_props.displayMode)
2835 .setPlaneIndex(plane_index)
2836 .setPlaneStackIndex(plane_props[plane_index].currentStackIndex)
2837 .setGlobalAlpha(1.0f)
2838 .setAlphaMode(alphaMode)
2839 .setImageExtent(image_extent);
2840
2841 return inst.createDisplayPlaneSurfaceKHR(&createInfo, nullptr, &surface);
2842}
2843
2844void Demo::run_display() {
2845 while (!quit) {
2846 draw();
2847 curFrame++;
2848
Petr Krausd88e4e52019-01-23 18:45:04 +01002849 if (frameCount != UINT32_MAX && curFrame == frameCount) {
Dave Houlton5fa47912018-02-16 11:02:26 -07002850 quit = true;
2851 }
2852 }
2853}
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002854#endif
2855
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002856#if _WIN32
2857// Include header required for parsing the command line options.
2858#include <shellapi.h>
2859
2860Demo demo;
2861
2862// MS-Windows event handling function:
Jeremy Hayes9d304782016-10-09 11:48:12 -06002863LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
2864 switch (uMsg) {
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002865 case WM_CLOSE:
2866 PostQuitMessage(validation_error);
2867 break;
2868 case WM_PAINT:
2869 demo.run();
2870 break;
2871 case WM_GETMINMAXINFO: // set window's minimum size
2872 ((MINMAXINFO *)lParam)->ptMinTrackSize = demo.minsize;
2873 return 0;
Aaron Hagan500b9c32018-10-03 21:56:29 -04002874 case WM_ERASEBKGND:
2875 return 1;
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002876 case WM_SIZE:
2877 // Resize the application to the new window size, except when
2878 // it was minimized. Vulkan doesn't support images or swapchains
2879 // with width=0 and height=0.
2880 if (wParam != SIZE_MINIMIZED) {
2881 demo.width = lParam & 0xffff;
2882 demo.height = (lParam & 0xffff0000) >> 16;
2883 demo.resize();
2884 }
2885 break;
Petr Krausd88e4e52019-01-23 18:45:04 +01002886 case WM_KEYDOWN:
2887 switch (wParam) {
2888 case VK_ESCAPE:
2889 PostQuitMessage(validation_error);
2890 break;
2891 case VK_LEFT:
2892 demo.spin_angle -= demo.spin_increment;
2893 break;
2894 case VK_RIGHT:
2895 demo.spin_angle += demo.spin_increment;
2896 break;
2897 case VK_SPACE:
2898 demo.pause = !demo.pause;
2899 break;
2900 }
2901 return 0;
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002902 default:
2903 break;
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002904 }
2905
2906 return (DefWindowProc(hWnd, uMsg, wParam, lParam));
2907}
2908
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -07002909int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR pCmdLine, int nCmdShow) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002910 // TODO: Gah.. refactor. This isn't 1989.
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002911 MSG msg; // message
2912 bool done; // flag saying when app is complete
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002913 int argc;
2914 char **argv;
2915
Jamie Madillb2ff6502017-03-15 16:17:46 -04002916 // Ensure wParam is initialized.
2917 msg.wParam = 0;
2918
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002919 // Use the CommandLine functions to get the command line arguments.
2920 // Unfortunately, Microsoft outputs
2921 // this information as wide characters for Unicode, and we simply want the
2922 // Ascii version to be compatible
2923 // with the non-Windows side. So, we have to convert the information to
2924 // Ascii character strings.
2925 LPWSTR *commandLineArgs = CommandLineToArgvW(GetCommandLineW(), &argc);
Jeremy Hayes9d304782016-10-09 11:48:12 -06002926 if (nullptr == commandLineArgs) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002927 argc = 0;
2928 }
2929
Jeremy Hayes9d304782016-10-09 11:48:12 -06002930 if (argc > 0) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002931 argv = (char **)malloc(sizeof(char *) * argc);
Jeremy Hayes9d304782016-10-09 11:48:12 -06002932 if (argv == nullptr) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002933 argc = 0;
Jeremy Hayes9d304782016-10-09 11:48:12 -06002934 } else {
2935 for (int iii = 0; iii < argc; iii++) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002936 size_t wideCharLen = wcslen(commandLineArgs[iii]);
2937 size_t numConverted = 0;
2938
2939 argv[iii] = (char *)malloc(sizeof(char) * (wideCharLen + 1));
Jeremy Hayes9d304782016-10-09 11:48:12 -06002940 if (argv[iii] != nullptr) {
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -07002941 wcstombs_s(&numConverted, argv[iii], wideCharLen + 1, commandLineArgs[iii], wideCharLen + 1);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002942 }
2943 }
2944 }
Jeremy Hayes9d304782016-10-09 11:48:12 -06002945 } else {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002946 argv = nullptr;
2947 }
2948
2949 demo.init(argc, argv);
2950
2951 // Free up the items we had to allocate for the command line arguments.
Jeremy Hayes9d304782016-10-09 11:48:12 -06002952 if (argc > 0 && argv != nullptr) {
2953 for (int iii = 0; iii < argc; iii++) {
2954 if (argv[iii] != nullptr) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002955 free(argv[iii]);
2956 }
2957 }
2958 free(argv);
2959 }
2960
2961 demo.connection = hInstance;
Lenny Komowffe446c2018-11-19 17:08:04 -07002962 strncpy(demo.name, "Vulkan Cube", APP_NAME_STR_LEN);
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002963 demo.create_window();
2964 demo.init_vk_swapchain();
2965
2966 demo.prepare();
2967
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002968 done = false; // initialize loop condition variable
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002969
2970 // main message loop
Jeremy Hayes9d304782016-10-09 11:48:12 -06002971 while (!done) {
Petr Krausd88e4e52019-01-23 18:45:04 +01002972 if (demo.pause) {
2973 const BOOL succ = WaitMessage();
2974
2975 if (!succ) {
2976 const auto &suppress_popups = demo.suppress_popups;
2977 ERR_EXIT("WaitMessage() failed on paused demo", "event loop error");
2978 }
2979 }
2980
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002981 PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE);
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002982 if (msg.message == WM_QUIT) // check for a quit message
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002983 {
Mark Lobodzinski85dbd822017-01-26 13:34:13 -07002984 done = true; // if found, quit app
Jeremy Hayes9d304782016-10-09 11:48:12 -06002985 } else {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06002986 /* Translate and dispatch to event queue*/
2987 TranslateMessage(&msg);
2988 DispatchMessage(&msg);
2989 }
2990 RedrawWindow(demo.window, nullptr, nullptr, RDW_INTERNALPAINT);
2991 }
2992
2993 demo.cleanup();
2994
2995 return (int)msg.wParam;
2996}
2997
2998#elif __linux__
2999
Jeremy Hayes9d304782016-10-09 11:48:12 -06003000int main(int argc, char **argv) {
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003001 Demo demo;
3002
3003 demo.init(argc, argv);
3004
Tony Barbour153cb062016-12-07 13:43:36 -07003005#if defined(VK_USE_PLATFORM_XCB_KHR)
Jeremy Hayes9d304782016-10-09 11:48:12 -06003006 demo.create_xcb_window();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003007#elif defined(VK_USE_PLATFORM_XLIB_KHR)
Tony Barbour78d6b572016-11-14 14:46:33 -07003008 demo.use_xlib = true;
Jeremy Hayes9d304782016-10-09 11:48:12 -06003009 demo.create_xlib_window();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003010#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
Jeremy Hayes9d304782016-10-09 11:48:12 -06003011 demo.create_window();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003012#endif
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003013
3014 demo.init_vk_swapchain();
3015
3016 demo.prepare();
3017
Tony Barbour153cb062016-12-07 13:43:36 -07003018#if defined(VK_USE_PLATFORM_XCB_KHR)
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -07003019 demo.run_xcb();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003020#elif defined(VK_USE_PLATFORM_XLIB_KHR)
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -07003021 demo.run_xlib();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003022#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
Mark Lobodzinski2dbc2662017-01-26 12:16:30 -07003023 demo.run();
Damien Leone600c3052017-01-31 10:26:07 -07003024#elif defined(VK_USE_PLATFORM_DISPLAY_KHR)
3025 demo.run_display();
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003026#endif
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003027
3028 demo.cleanup();
3029
3030 return validation_error;
3031}
3032
Karl Schultz9ceac062017-12-12 10:33:01 -05003033#elif defined(VK_USE_PLATFORM_IOS_MVK) || defined(VK_USE_PLATFORM_MACOS_MVK)
3034
3035// Global function invoked from NS or UI views and controllers to create demo
Karl Schultz206b1c52018-04-13 18:02:07 -06003036static void demo_main(struct Demo &demo, void *view, int argc, const char *argv[]) {
Karl Schultz9ceac062017-12-12 10:33:01 -05003037 demo.init(argc, (char **)argv);
3038 demo.window = view;
3039 demo.init_vk_swapchain();
3040 demo.prepare();
3041 demo.spin_angle = 0.4f;
3042}
3043
Jeremy Hayesf56427a2016-09-07 15:55:11 -06003044#else
3045#error "Platform not supported"
3046#endif