2134 lines
79 KiB
C
2134 lines
79 KiB
C
/*
|
|
* Copyright (c) 2015-2016 The Khronos Group Inc.
|
|
* Copyright (c) 2015-2016 Valve Corporation
|
|
* Copyright (c) 2015-2016 LunarG, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
* Author: Chia-I Wu <olvaffe@gmail.com>
|
|
* Author: Cody Northrop <cody@lunarg.com>
|
|
* Author: Courtney Goeltzenleuchter <courtney@LunarG.com>
|
|
* Author: Ian Elliott <ian@LunarG.com>
|
|
* Author: Jon Ashburn <jon@lunarg.com>
|
|
* Author: Piers Daniell <pdaniell@nvidia.com>
|
|
* Author: Gwan-gyeong Mun <elongbug@gmail.com>
|
|
* Porter: Camilla Löwy <elmindreda@glfw.org>
|
|
*/
|
|
/*
|
|
* Draw a textured triangle with depth testing. This is written against Intel
|
|
* ICD. It does not do state transition nor object memory binding like it
|
|
* should. It also does no error checking.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdbool.h>
|
|
#include <assert.h>
|
|
#include <signal.h>
|
|
|
|
#ifdef _WIN32
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
#include <glad/vulkan.h>
|
|
#define GLFW_INCLUDE_NONE
|
|
#include <GLFW/glfw3.h>
|
|
|
|
#define DEMO_TEXTURE_COUNT 1
|
|
#define VERTEX_BUFFER_BIND_ID 0
|
|
#define APP_SHORT_NAME "tri"
|
|
#define APP_LONG_NAME "The Vulkan Triangle Demo Program"
|
|
|
|
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
|
|
|
|
#if defined(NDEBUG) && defined(__GNUC__)
|
|
#define U_ASSERT_ONLY __attribute__((unused))
|
|
#else
|
|
#define U_ASSERT_ONLY
|
|
#endif
|
|
|
|
#define ERR_EXIT(err_msg, err_class) \
|
|
do { \
|
|
printf(err_msg); \
|
|
fflush(stdout); \
|
|
exit(1); \
|
|
} while (0)
|
|
|
|
static GLADapiproc glad_vulkan_callback(const char* name, void* user)
|
|
{
|
|
return glfwGetInstanceProcAddress((VkInstance) user, name);
|
|
}
|
|
|
|
static const uint32_t fragShaderCode[] = {
|
|
0x07230203,0x00010000,0x00080007,0x00000014,0x00000000,0x00020011,0x00000001,0x0006000b,
|
|
0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,0x00000000,0x00000001,
|
|
0x0007000f,0x00000004,0x00000004,0x6e69616d,0x00000000,0x00000009,0x00000011,0x00030010,
|
|
0x00000004,0x00000007,0x00030003,0x00000002,0x00000190,0x00090004,0x415f4c47,0x735f4252,
|
|
0x72617065,0x5f657461,0x64616873,0x6f5f7265,0x63656a62,0x00007374,0x00090004,0x415f4c47,
|
|
0x735f4252,0x69646168,0x6c5f676e,0x75676e61,0x5f656761,0x70303234,0x006b6361,0x00040005,
|
|
0x00000004,0x6e69616d,0x00000000,0x00050005,0x00000009,0x61724675,0x6c6f4367,0x0000726f,
|
|
0x00030005,0x0000000d,0x00786574,0x00050005,0x00000011,0x63786574,0x64726f6f,0x00000000,
|
|
0x00040047,0x00000009,0x0000001e,0x00000000,0x00040047,0x0000000d,0x00000022,0x00000000,
|
|
0x00040047,0x0000000d,0x00000021,0x00000000,0x00040047,0x00000011,0x0000001e,0x00000000,
|
|
0x00020013,0x00000002,0x00030021,0x00000003,0x00000002,0x00030016,0x00000006,0x00000020,
|
|
0x00040017,0x00000007,0x00000006,0x00000004,0x00040020,0x00000008,0x00000003,0x00000007,
|
|
0x0004003b,0x00000008,0x00000009,0x00000003,0x00090019,0x0000000a,0x00000006,0x00000001,
|
|
0x00000000,0x00000000,0x00000000,0x00000001,0x00000000,0x0003001b,0x0000000b,0x0000000a,
|
|
0x00040020,0x0000000c,0x00000000,0x0000000b,0x0004003b,0x0000000c,0x0000000d,0x00000000,
|
|
0x00040017,0x0000000f,0x00000006,0x00000002,0x00040020,0x00000010,0x00000001,0x0000000f,
|
|
0x0004003b,0x00000010,0x00000011,0x00000001,0x00050036,0x00000002,0x00000004,0x00000000,
|
|
0x00000003,0x000200f8,0x00000005,0x0004003d,0x0000000b,0x0000000e,0x0000000d,0x0004003d,
|
|
0x0000000f,0x00000012,0x00000011,0x00050057,0x00000007,0x00000013,0x0000000e,0x00000012,
|
|
0x0003003e,0x00000009,0x00000013,0x000100fd,0x00010038
|
|
};
|
|
|
|
static const uint32_t vertShaderCode[] = {
|
|
0x07230203,0x00010000,0x00080007,0x00000018,0x00000000,0x00020011,0x00000001,0x0006000b,
|
|
0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,0x00000000,0x00000001,
|
|
0x0009000f,0x00000000,0x00000004,0x6e69616d,0x00000000,0x00000009,0x0000000b,0x00000010,
|
|
0x00000014,0x00030003,0x00000002,0x00000190,0x00090004,0x415f4c47,0x735f4252,0x72617065,
|
|
0x5f657461,0x64616873,0x6f5f7265,0x63656a62,0x00007374,0x00090004,0x415f4c47,0x735f4252,
|
|
0x69646168,0x6c5f676e,0x75676e61,0x5f656761,0x70303234,0x006b6361,0x00040005,0x00000004,
|
|
0x6e69616d,0x00000000,0x00050005,0x00000009,0x63786574,0x64726f6f,0x00000000,0x00040005,
|
|
0x0000000b,0x72747461,0x00000000,0x00060005,0x0000000e,0x505f6c67,0x65567265,0x78657472,
|
|
0x00000000,0x00060006,0x0000000e,0x00000000,0x505f6c67,0x7469736f,0x006e6f69,0x00030005,
|
|
0x00000010,0x00000000,0x00030005,0x00000014,0x00736f70,0x00040047,0x00000009,0x0000001e,
|
|
0x00000000,0x00040047,0x0000000b,0x0000001e,0x00000001,0x00050048,0x0000000e,0x00000000,
|
|
0x0000000b,0x00000000,0x00030047,0x0000000e,0x00000002,0x00040047,0x00000014,0x0000001e,
|
|
0x00000000,0x00020013,0x00000002,0x00030021,0x00000003,0x00000002,0x00030016,0x00000006,
|
|
0x00000020,0x00040017,0x00000007,0x00000006,0x00000002,0x00040020,0x00000008,0x00000003,
|
|
0x00000007,0x0004003b,0x00000008,0x00000009,0x00000003,0x00040020,0x0000000a,0x00000001,
|
|
0x00000007,0x0004003b,0x0000000a,0x0000000b,0x00000001,0x00040017,0x0000000d,0x00000006,
|
|
0x00000004,0x0003001e,0x0000000e,0x0000000d,0x00040020,0x0000000f,0x00000003,0x0000000e,
|
|
0x0004003b,0x0000000f,0x00000010,0x00000003,0x00040015,0x00000011,0x00000020,0x00000001,
|
|
0x0004002b,0x00000011,0x00000012,0x00000000,0x00040020,0x00000013,0x00000001,0x0000000d,
|
|
0x0004003b,0x00000013,0x00000014,0x00000001,0x00040020,0x00000016,0x00000003,0x0000000d,
|
|
0x00050036,0x00000002,0x00000004,0x00000000,0x00000003,0x000200f8,0x00000005,0x0004003d,
|
|
0x00000007,0x0000000c,0x0000000b,0x0003003e,0x00000009,0x0000000c,0x0004003d,0x0000000d,
|
|
0x00000015,0x00000014,0x00050041,0x00000016,0x00000017,0x00000010,0x00000012,0x0003003e,
|
|
0x00000017,0x00000015,0x000100fd,0x00010038
|
|
};
|
|
|
|
struct texture_object {
|
|
VkSampler sampler;
|
|
|
|
VkImage image;
|
|
VkImageLayout imageLayout;
|
|
|
|
VkDeviceMemory mem;
|
|
VkImageView view;
|
|
int32_t tex_width, tex_height;
|
|
};
|
|
|
|
static int validation_error = 0;
|
|
|
|
VKAPI_ATTR VkBool32 VKAPI_CALL
|
|
BreakCallback(VkFlags msgFlags, VkDebugReportObjectTypeEXT objType,
|
|
uint64_t srcObject, size_t location, int32_t msgCode,
|
|
const char *pLayerPrefix, const char *pMsg,
|
|
void *pUserData) {
|
|
#ifdef _WIN32
|
|
DebugBreak();
|
|
#else
|
|
raise(SIGTRAP);
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
|
|
typedef struct {
|
|
VkImage image;
|
|
VkCommandBuffer cmd;
|
|
VkImageView view;
|
|
} SwapchainBuffers;
|
|
|
|
struct demo {
|
|
GLFWwindow* window;
|
|
VkSurfaceKHR surface;
|
|
bool use_staging_buffer;
|
|
|
|
VkInstance inst;
|
|
VkPhysicalDevice gpu;
|
|
VkDevice device;
|
|
VkQueue queue;
|
|
VkPhysicalDeviceProperties gpu_props;
|
|
VkPhysicalDeviceFeatures gpu_features;
|
|
VkQueueFamilyProperties *queue_props;
|
|
uint32_t graphics_queue_node_index;
|
|
|
|
uint32_t enabled_extension_count;
|
|
uint32_t enabled_layer_count;
|
|
const char *extension_names[64];
|
|
const char *enabled_layers[64];
|
|
|
|
int width, height;
|
|
VkFormat format;
|
|
VkColorSpaceKHR color_space;
|
|
|
|
uint32_t swapchainImageCount;
|
|
VkSwapchainKHR swapchain;
|
|
SwapchainBuffers *buffers;
|
|
|
|
VkCommandPool cmd_pool;
|
|
|
|
struct {
|
|
VkFormat format;
|
|
|
|
VkImage image;
|
|
VkDeviceMemory mem;
|
|
VkImageView view;
|
|
} depth;
|
|
|
|
struct texture_object textures[DEMO_TEXTURE_COUNT];
|
|
|
|
struct {
|
|
VkBuffer buf;
|
|
VkDeviceMemory mem;
|
|
|
|
VkPipelineVertexInputStateCreateInfo vi;
|
|
VkVertexInputBindingDescription vi_bindings[1];
|
|
VkVertexInputAttributeDescription vi_attrs[2];
|
|
} vertices;
|
|
|
|
VkCommandBuffer setup_cmd; // Command Buffer for initialization commands
|
|
VkCommandBuffer draw_cmd; // Command Buffer for drawing commands
|
|
VkPipelineLayout pipeline_layout;
|
|
VkDescriptorSetLayout desc_layout;
|
|
VkPipelineCache pipelineCache;
|
|
VkRenderPass render_pass;
|
|
VkPipeline pipeline;
|
|
|
|
VkShaderModule vert_shader_module;
|
|
VkShaderModule frag_shader_module;
|
|
|
|
VkDescriptorPool desc_pool;
|
|
VkDescriptorSet desc_set;
|
|
|
|
VkFramebuffer *framebuffers;
|
|
|
|
VkPhysicalDeviceMemoryProperties memory_properties;
|
|
|
|
int32_t curFrame;
|
|
int32_t frameCount;
|
|
bool validate;
|
|
bool use_break;
|
|
VkDebugReportCallbackEXT msg_callback;
|
|
|
|
float depthStencil;
|
|
float depthIncrement;
|
|
|
|
uint32_t current_buffer;
|
|
uint32_t queue_count;
|
|
};
|
|
|
|
VKAPI_ATTR VkBool32 VKAPI_CALL
|
|
dbgFunc(VkFlags msgFlags, VkDebugReportObjectTypeEXT objType,
|
|
uint64_t srcObject, size_t location, int32_t msgCode,
|
|
const char *pLayerPrefix, const char *pMsg, void *pUserData) {
|
|
char *message = (char *)malloc(strlen(pMsg) + 100);
|
|
|
|
assert(message);
|
|
|
|
validation_error = 1;
|
|
|
|
if (msgFlags & VK_DEBUG_REPORT_ERROR_BIT_EXT) {
|
|
sprintf(message, "ERROR: [%s] Code %d : %s", pLayerPrefix, msgCode,
|
|
pMsg);
|
|
} else if (msgFlags & VK_DEBUG_REPORT_WARNING_BIT_EXT) {
|
|
sprintf(message, "WARNING: [%s] Code %d : %s", pLayerPrefix, msgCode,
|
|
pMsg);
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
printf("%s\n", message);
|
|
fflush(stdout);
|
|
free(message);
|
|
|
|
/*
|
|
* false indicates that layer should not bail-out of an
|
|
* API call that had validation failures. This may mean that the
|
|
* app dies inside the driver due to invalid parameter(s).
|
|
* That's what would happen without validation layers, so we'll
|
|
* keep that behavior here.
|
|
*/
|
|
return false;
|
|
}
|
|
|
|
// Forward declaration:
|
|
static void demo_resize(struct demo *demo);
|
|
|
|
static bool memory_type_from_properties(struct demo *demo, uint32_t typeBits,
|
|
VkFlags requirements_mask,
|
|
uint32_t *typeIndex) {
|
|
uint32_t i;
|
|
// Search memtypes to find first index with those properties
|
|
for (i = 0; i < VK_MAX_MEMORY_TYPES; i++) {
|
|
if ((typeBits & 1) == 1) {
|
|
// Type is available, does it match user properties?
|
|
if ((demo->memory_properties.memoryTypes[i].propertyFlags &
|
|
requirements_mask) == requirements_mask) {
|
|
*typeIndex = i;
|
|
return true;
|
|
}
|
|
}
|
|
typeBits >>= 1;
|
|
}
|
|
// No memory types matched, return failure
|
|
return false;
|
|
}
|
|
|
|
static void demo_flush_init_cmd(struct demo *demo) {
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
if (demo->setup_cmd == VK_NULL_HANDLE)
|
|
return;
|
|
|
|
err = vkEndCommandBuffer(demo->setup_cmd);
|
|
assert(!err);
|
|
|
|
const VkCommandBuffer cmd_bufs[] = {demo->setup_cmd};
|
|
VkFence nullFence = {VK_NULL_HANDLE};
|
|
VkSubmitInfo submit_info = {.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
|
|
.pNext = NULL,
|
|
.waitSemaphoreCount = 0,
|
|
.pWaitSemaphores = NULL,
|
|
.pWaitDstStageMask = NULL,
|
|
.commandBufferCount = 1,
|
|
.pCommandBuffers = cmd_bufs,
|
|
.signalSemaphoreCount = 0,
|
|
.pSignalSemaphores = NULL};
|
|
|
|
err = vkQueueSubmit(demo->queue, 1, &submit_info, nullFence);
|
|
assert(!err);
|
|
|
|
err = vkQueueWaitIdle(demo->queue);
|
|
assert(!err);
|
|
|
|
vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, cmd_bufs);
|
|
demo->setup_cmd = VK_NULL_HANDLE;
|
|
}
|
|
|
|
static void demo_set_image_layout(struct demo *demo, VkImage image,
|
|
VkImageAspectFlags aspectMask,
|
|
VkImageLayout old_image_layout,
|
|
VkImageLayout new_image_layout,
|
|
VkAccessFlagBits srcAccessMask) {
|
|
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
if (demo->setup_cmd == VK_NULL_HANDLE) {
|
|
const VkCommandBufferAllocateInfo cmd = {
|
|
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
|
|
.pNext = NULL,
|
|
.commandPool = demo->cmd_pool,
|
|
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
|
|
.commandBufferCount = 1,
|
|
};
|
|
|
|
err = vkAllocateCommandBuffers(demo->device, &cmd, &demo->setup_cmd);
|
|
assert(!err);
|
|
|
|
VkCommandBufferBeginInfo cmd_buf_info = {
|
|
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
|
|
.pNext = NULL,
|
|
.flags = 0,
|
|
.pInheritanceInfo = NULL,
|
|
};
|
|
err = vkBeginCommandBuffer(demo->setup_cmd, &cmd_buf_info);
|
|
assert(!err);
|
|
}
|
|
|
|
VkImageMemoryBarrier image_memory_barrier = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
.pNext = NULL,
|
|
.srcAccessMask = srcAccessMask,
|
|
.dstAccessMask = 0,
|
|
.oldLayout = old_image_layout,
|
|
.newLayout = new_image_layout,
|
|
.image = image,
|
|
.subresourceRange = {aspectMask, 0, 1, 0, 1}};
|
|
|
|
if (new_image_layout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL) {
|
|
/* Make sure anything that was copying from this image has completed */
|
|
image_memory_barrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
|
|
}
|
|
|
|
if (new_image_layout == VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL) {
|
|
image_memory_barrier.dstAccessMask =
|
|
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
|
|
}
|
|
|
|
if (new_image_layout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL) {
|
|
image_memory_barrier.dstAccessMask =
|
|
VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
|
|
}
|
|
|
|
if (new_image_layout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL) {
|
|
/* Make sure any Copy or CPU writes to image are flushed */
|
|
image_memory_barrier.dstAccessMask =
|
|
VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_INPUT_ATTACHMENT_READ_BIT;
|
|
}
|
|
|
|
VkImageMemoryBarrier *pmemory_barrier = &image_memory_barrier;
|
|
|
|
VkPipelineStageFlags src_stages = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
|
|
VkPipelineStageFlags dest_stages = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
|
|
|
|
vkCmdPipelineBarrier(demo->setup_cmd, src_stages, dest_stages, 0, 0, NULL,
|
|
0, NULL, 1, pmemory_barrier);
|
|
}
|
|
|
|
static void demo_draw_build_cmd(struct demo *demo) {
|
|
const VkCommandBufferBeginInfo cmd_buf_info = {
|
|
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
|
|
.pNext = NULL,
|
|
.flags = 0,
|
|
.pInheritanceInfo = NULL,
|
|
};
|
|
const VkClearValue clear_values[2] = {
|
|
[0] = {.color.float32 = {0.2f, 0.2f, 0.2f, 0.2f}},
|
|
[1] = {.depthStencil = {demo->depthStencil, 0}},
|
|
};
|
|
const VkRenderPassBeginInfo rp_begin = {
|
|
.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
|
|
.pNext = NULL,
|
|
.renderPass = demo->render_pass,
|
|
.framebuffer = demo->framebuffers[demo->current_buffer],
|
|
.renderArea.offset.x = 0,
|
|
.renderArea.offset.y = 0,
|
|
.renderArea.extent.width = demo->width,
|
|
.renderArea.extent.height = demo->height,
|
|
.clearValueCount = 2,
|
|
.pClearValues = clear_values,
|
|
};
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
err = vkBeginCommandBuffer(demo->draw_cmd, &cmd_buf_info);
|
|
assert(!err);
|
|
|
|
// We can use LAYOUT_UNDEFINED as a wildcard here because we don't care what
|
|
// happens to the previous contents of the image
|
|
VkImageMemoryBarrier image_memory_barrier = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
.pNext = NULL,
|
|
.srcAccessMask = 0,
|
|
.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
|
|
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
|
|
.newLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
|
|
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
|
|
.image = demo->buffers[demo->current_buffer].image,
|
|
.subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1}};
|
|
|
|
vkCmdPipelineBarrier(demo->draw_cmd, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
|
|
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, 0, 0, NULL, 0,
|
|
NULL, 1, &image_memory_barrier);
|
|
vkCmdBeginRenderPass(demo->draw_cmd, &rp_begin, VK_SUBPASS_CONTENTS_INLINE);
|
|
vkCmdBindPipeline(demo->draw_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS,
|
|
demo->pipeline);
|
|
vkCmdBindDescriptorSets(demo->draw_cmd, VK_PIPELINE_BIND_POINT_GRAPHICS,
|
|
demo->pipeline_layout, 0, 1, &demo->desc_set, 0,
|
|
NULL);
|
|
|
|
VkViewport viewport;
|
|
memset(&viewport, 0, sizeof(viewport));
|
|
viewport.height = (float)demo->height;
|
|
viewport.width = (float)demo->width;
|
|
viewport.minDepth = (float)0.0f;
|
|
viewport.maxDepth = (float)1.0f;
|
|
vkCmdSetViewport(demo->draw_cmd, 0, 1, &viewport);
|
|
|
|
VkRect2D scissor;
|
|
memset(&scissor, 0, sizeof(scissor));
|
|
scissor.extent.width = demo->width;
|
|
scissor.extent.height = demo->height;
|
|
scissor.offset.x = 0;
|
|
scissor.offset.y = 0;
|
|
vkCmdSetScissor(demo->draw_cmd, 0, 1, &scissor);
|
|
|
|
VkDeviceSize offsets[1] = {0};
|
|
vkCmdBindVertexBuffers(demo->draw_cmd, VERTEX_BUFFER_BIND_ID, 1,
|
|
&demo->vertices.buf, offsets);
|
|
|
|
vkCmdDraw(demo->draw_cmd, 3, 1, 0, 0);
|
|
vkCmdEndRenderPass(demo->draw_cmd);
|
|
|
|
VkImageMemoryBarrier prePresentBarrier = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
.pNext = NULL,
|
|
.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
|
|
.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT,
|
|
.oldLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
|
|
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
|
|
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
|
|
.subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1}};
|
|
|
|
prePresentBarrier.image = demo->buffers[demo->current_buffer].image;
|
|
VkImageMemoryBarrier *pmemory_barrier = &prePresentBarrier;
|
|
vkCmdPipelineBarrier(demo->draw_cmd, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
|
|
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, 0, 0, NULL, 0,
|
|
NULL, 1, pmemory_barrier);
|
|
|
|
err = vkEndCommandBuffer(demo->draw_cmd);
|
|
assert(!err);
|
|
}
|
|
|
|
static void demo_draw(struct demo *demo) {
|
|
VkResult U_ASSERT_ONLY err;
|
|
VkSemaphore imageAcquiredSemaphore, drawCompleteSemaphore;
|
|
VkSemaphoreCreateInfo semaphoreCreateInfo = {
|
|
.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.flags = 0,
|
|
};
|
|
|
|
err = vkCreateSemaphore(demo->device, &semaphoreCreateInfo,
|
|
NULL, &imageAcquiredSemaphore);
|
|
assert(!err);
|
|
|
|
err = vkCreateSemaphore(demo->device, &semaphoreCreateInfo,
|
|
NULL, &drawCompleteSemaphore);
|
|
assert(!err);
|
|
|
|
// Get the index of the next available swapchain image:
|
|
err = vkAcquireNextImageKHR(demo->device, demo->swapchain, UINT64_MAX,
|
|
imageAcquiredSemaphore,
|
|
(VkFence)0, // TODO: Show use of fence
|
|
&demo->current_buffer);
|
|
if (err == VK_ERROR_OUT_OF_DATE_KHR) {
|
|
// demo->swapchain is out of date (e.g. the window was resized) and
|
|
// must be recreated:
|
|
demo_resize(demo);
|
|
demo_draw(demo);
|
|
vkDestroySemaphore(demo->device, imageAcquiredSemaphore, NULL);
|
|
vkDestroySemaphore(demo->device, drawCompleteSemaphore, NULL);
|
|
return;
|
|
} else if (err == VK_SUBOPTIMAL_KHR) {
|
|
// demo->swapchain is not as optimal as it could be, but the platform's
|
|
// presentation engine will still present the image correctly.
|
|
} else {
|
|
assert(!err);
|
|
}
|
|
|
|
demo_flush_init_cmd(demo);
|
|
|
|
// Wait for the present complete semaphore to be signaled to ensure
|
|
// that the image won't be rendered to until the presentation
|
|
// engine has fully released ownership to the application, and it is
|
|
// okay to render to the image.
|
|
|
|
demo_draw_build_cmd(demo);
|
|
VkFence nullFence = VK_NULL_HANDLE;
|
|
VkPipelineStageFlags pipe_stage_flags =
|
|
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
|
|
VkSubmitInfo submit_info = {.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
|
|
.pNext = NULL,
|
|
.waitSemaphoreCount = 1,
|
|
.pWaitSemaphores = &imageAcquiredSemaphore,
|
|
.pWaitDstStageMask = &pipe_stage_flags,
|
|
.commandBufferCount = 1,
|
|
.pCommandBuffers = &demo->draw_cmd,
|
|
.signalSemaphoreCount = 1,
|
|
.pSignalSemaphores = &drawCompleteSemaphore};
|
|
|
|
err = vkQueueSubmit(demo->queue, 1, &submit_info, nullFence);
|
|
assert(!err);
|
|
|
|
VkPresentInfoKHR present = {
|
|
.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR,
|
|
.pNext = NULL,
|
|
.waitSemaphoreCount = 1,
|
|
.pWaitSemaphores = &drawCompleteSemaphore,
|
|
.swapchainCount = 1,
|
|
.pSwapchains = &demo->swapchain,
|
|
.pImageIndices = &demo->current_buffer,
|
|
};
|
|
|
|
err = vkQueuePresentKHR(demo->queue, &present);
|
|
if (err == VK_ERROR_OUT_OF_DATE_KHR) {
|
|
// demo->swapchain is out of date (e.g. the window was resized) and
|
|
// must be recreated:
|
|
demo_resize(demo);
|
|
} else if (err == VK_SUBOPTIMAL_KHR) {
|
|
// demo->swapchain is not as optimal as it could be, but the platform's
|
|
// presentation engine will still present the image correctly.
|
|
} else {
|
|
assert(!err);
|
|
}
|
|
|
|
err = vkQueueWaitIdle(demo->queue);
|
|
assert(err == VK_SUCCESS);
|
|
|
|
vkDestroySemaphore(demo->device, imageAcquiredSemaphore, NULL);
|
|
vkDestroySemaphore(demo->device, drawCompleteSemaphore, NULL);
|
|
}
|
|
|
|
static void demo_prepare_buffers(struct demo *demo) {
|
|
VkResult U_ASSERT_ONLY err;
|
|
VkSwapchainKHR oldSwapchain = demo->swapchain;
|
|
|
|
// Check the surface capabilities and formats
|
|
VkSurfaceCapabilitiesKHR surfCapabilities;
|
|
err = vkGetPhysicalDeviceSurfaceCapabilitiesKHR(
|
|
demo->gpu, demo->surface, &surfCapabilities);
|
|
assert(!err);
|
|
|
|
uint32_t presentModeCount;
|
|
err = vkGetPhysicalDeviceSurfacePresentModesKHR(
|
|
demo->gpu, demo->surface, &presentModeCount, NULL);
|
|
assert(!err);
|
|
VkPresentModeKHR *presentModes =
|
|
(VkPresentModeKHR *)malloc(presentModeCount * sizeof(VkPresentModeKHR));
|
|
assert(presentModes);
|
|
err = vkGetPhysicalDeviceSurfacePresentModesKHR(
|
|
demo->gpu, demo->surface, &presentModeCount, presentModes);
|
|
assert(!err);
|
|
|
|
VkExtent2D swapchainExtent;
|
|
// width and height are either both 0xFFFFFFFF, or both not 0xFFFFFFFF.
|
|
if (surfCapabilities.currentExtent.width == 0xFFFFFFFF) {
|
|
// If the surface size is undefined, the size is set to the size
|
|
// of the images requested, which must fit within the minimum and
|
|
// maximum values.
|
|
swapchainExtent.width = demo->width;
|
|
swapchainExtent.height = demo->height;
|
|
|
|
if (swapchainExtent.width < surfCapabilities.minImageExtent.width) {
|
|
swapchainExtent.width = surfCapabilities.minImageExtent.width;
|
|
} else if (swapchainExtent.width > surfCapabilities.maxImageExtent.width) {
|
|
swapchainExtent.width = surfCapabilities.maxImageExtent.width;
|
|
}
|
|
|
|
if (swapchainExtent.height < surfCapabilities.minImageExtent.height) {
|
|
swapchainExtent.height = surfCapabilities.minImageExtent.height;
|
|
} else if (swapchainExtent.height > surfCapabilities.maxImageExtent.height) {
|
|
swapchainExtent.height = surfCapabilities.maxImageExtent.height;
|
|
}
|
|
} else {
|
|
// If the surface size is defined, the swap chain size must match
|
|
swapchainExtent = surfCapabilities.currentExtent;
|
|
demo->width = surfCapabilities.currentExtent.width;
|
|
demo->height = surfCapabilities.currentExtent.height;
|
|
}
|
|
|
|
VkPresentModeKHR swapchainPresentMode = VK_PRESENT_MODE_FIFO_KHR;
|
|
|
|
// Determine the number of VkImage's to use in the swap chain.
|
|
// Application desires to only acquire 1 image at a time (which is
|
|
// "surfCapabilities.minImageCount").
|
|
uint32_t desiredNumOfSwapchainImages = surfCapabilities.minImageCount;
|
|
// If maxImageCount is 0, we can ask for as many images as we want;
|
|
// otherwise we're limited to maxImageCount
|
|
if ((surfCapabilities.maxImageCount > 0) &&
|
|
(desiredNumOfSwapchainImages > surfCapabilities.maxImageCount)) {
|
|
// Application must settle for fewer images than desired:
|
|
desiredNumOfSwapchainImages = surfCapabilities.maxImageCount;
|
|
}
|
|
|
|
VkSurfaceTransformFlagsKHR preTransform;
|
|
if (surfCapabilities.supportedTransforms &
|
|
VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR) {
|
|
preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
|
|
} else {
|
|
preTransform = surfCapabilities.currentTransform;
|
|
}
|
|
|
|
const VkSwapchainCreateInfoKHR swapchain = {
|
|
.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
|
|
.pNext = NULL,
|
|
.surface = demo->surface,
|
|
.minImageCount = desiredNumOfSwapchainImages,
|
|
.imageFormat = demo->format,
|
|
.imageColorSpace = demo->color_space,
|
|
.imageExtent =
|
|
{
|
|
.width = swapchainExtent.width, .height = swapchainExtent.height,
|
|
},
|
|
.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
|
|
.preTransform = preTransform,
|
|
.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
|
|
.imageArrayLayers = 1,
|
|
.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE,
|
|
.queueFamilyIndexCount = 0,
|
|
.pQueueFamilyIndices = NULL,
|
|
.presentMode = swapchainPresentMode,
|
|
.oldSwapchain = oldSwapchain,
|
|
.clipped = true,
|
|
};
|
|
uint32_t i;
|
|
|
|
err = vkCreateSwapchainKHR(demo->device, &swapchain, NULL, &demo->swapchain);
|
|
assert(!err);
|
|
|
|
// If we just re-created an existing swapchain, we should destroy the old
|
|
// swapchain at this point.
|
|
// Note: destroying the swapchain also cleans up all its associated
|
|
// presentable images once the platform is done with them.
|
|
if (oldSwapchain != VK_NULL_HANDLE) {
|
|
vkDestroySwapchainKHR(demo->device, oldSwapchain, NULL);
|
|
}
|
|
|
|
err = vkGetSwapchainImagesKHR(demo->device, demo->swapchain,
|
|
&demo->swapchainImageCount, NULL);
|
|
assert(!err);
|
|
|
|
VkImage *swapchainImages =
|
|
(VkImage *)malloc(demo->swapchainImageCount * sizeof(VkImage));
|
|
assert(swapchainImages);
|
|
err = vkGetSwapchainImagesKHR(demo->device, demo->swapchain,
|
|
&demo->swapchainImageCount,
|
|
swapchainImages);
|
|
assert(!err);
|
|
|
|
demo->buffers = (SwapchainBuffers *)malloc(sizeof(SwapchainBuffers) *
|
|
demo->swapchainImageCount);
|
|
assert(demo->buffers);
|
|
|
|
for (i = 0; i < demo->swapchainImageCount; i++) {
|
|
VkImageViewCreateInfo color_attachment_view = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.format = demo->format,
|
|
.components =
|
|
{
|
|
.r = VK_COMPONENT_SWIZZLE_R,
|
|
.g = VK_COMPONENT_SWIZZLE_G,
|
|
.b = VK_COMPONENT_SWIZZLE_B,
|
|
.a = VK_COMPONENT_SWIZZLE_A,
|
|
},
|
|
.subresourceRange = {.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
.baseMipLevel = 0,
|
|
.levelCount = 1,
|
|
.baseArrayLayer = 0,
|
|
.layerCount = 1},
|
|
.viewType = VK_IMAGE_VIEW_TYPE_2D,
|
|
.flags = 0,
|
|
};
|
|
|
|
demo->buffers[i].image = swapchainImages[i];
|
|
|
|
color_attachment_view.image = demo->buffers[i].image;
|
|
|
|
err = vkCreateImageView(demo->device, &color_attachment_view, NULL,
|
|
&demo->buffers[i].view);
|
|
assert(!err);
|
|
}
|
|
|
|
demo->current_buffer = 0;
|
|
|
|
if (NULL != presentModes) {
|
|
free(presentModes);
|
|
}
|
|
}
|
|
|
|
static void demo_prepare_depth(struct demo *demo) {
|
|
const VkFormat depth_format = VK_FORMAT_D16_UNORM;
|
|
const VkImageCreateInfo image = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.imageType = VK_IMAGE_TYPE_2D,
|
|
.format = depth_format,
|
|
.extent = {demo->width, demo->height, 1},
|
|
.mipLevels = 1,
|
|
.arrayLayers = 1,
|
|
.samples = VK_SAMPLE_COUNT_1_BIT,
|
|
.tiling = VK_IMAGE_TILING_OPTIMAL,
|
|
.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT,
|
|
.flags = 0,
|
|
};
|
|
VkMemoryAllocateInfo mem_alloc = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
|
|
.pNext = NULL,
|
|
.allocationSize = 0,
|
|
.memoryTypeIndex = 0,
|
|
};
|
|
VkImageViewCreateInfo view = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.image = VK_NULL_HANDLE,
|
|
.format = depth_format,
|
|
.subresourceRange = {.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT,
|
|
.baseMipLevel = 0,
|
|
.levelCount = 1,
|
|
.baseArrayLayer = 0,
|
|
.layerCount = 1},
|
|
.flags = 0,
|
|
.viewType = VK_IMAGE_VIEW_TYPE_2D,
|
|
};
|
|
|
|
VkMemoryRequirements mem_reqs;
|
|
VkResult U_ASSERT_ONLY err;
|
|
bool U_ASSERT_ONLY pass;
|
|
|
|
demo->depth.format = depth_format;
|
|
|
|
/* create image */
|
|
err = vkCreateImage(demo->device, &image, NULL, &demo->depth.image);
|
|
assert(!err);
|
|
|
|
/* get memory requirements for this object */
|
|
vkGetImageMemoryRequirements(demo->device, demo->depth.image, &mem_reqs);
|
|
|
|
/* select memory size and type */
|
|
mem_alloc.allocationSize = mem_reqs.size;
|
|
pass = memory_type_from_properties(demo, mem_reqs.memoryTypeBits,
|
|
0, /* No requirements */
|
|
&mem_alloc.memoryTypeIndex);
|
|
assert(pass);
|
|
|
|
/* allocate memory */
|
|
err = vkAllocateMemory(demo->device, &mem_alloc, NULL, &demo->depth.mem);
|
|
assert(!err);
|
|
|
|
/* bind memory */
|
|
err =
|
|
vkBindImageMemory(demo->device, demo->depth.image, demo->depth.mem, 0);
|
|
assert(!err);
|
|
|
|
demo_set_image_layout(demo, demo->depth.image, VK_IMAGE_ASPECT_DEPTH_BIT,
|
|
VK_IMAGE_LAYOUT_UNDEFINED,
|
|
VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
|
|
0);
|
|
|
|
/* create image view */
|
|
view.image = demo->depth.image;
|
|
err = vkCreateImageView(demo->device, &view, NULL, &demo->depth.view);
|
|
assert(!err);
|
|
}
|
|
|
|
static void
|
|
demo_prepare_texture_image(struct demo *demo, const uint32_t *tex_colors,
|
|
struct texture_object *tex_obj, VkImageTiling tiling,
|
|
VkImageUsageFlags usage, VkFlags required_props) {
|
|
const VkFormat tex_format = VK_FORMAT_B8G8R8A8_UNORM;
|
|
const int32_t tex_width = 2;
|
|
const int32_t tex_height = 2;
|
|
VkResult U_ASSERT_ONLY err;
|
|
bool U_ASSERT_ONLY pass;
|
|
|
|
tex_obj->tex_width = tex_width;
|
|
tex_obj->tex_height = tex_height;
|
|
|
|
const VkImageCreateInfo image_create_info = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.imageType = VK_IMAGE_TYPE_2D,
|
|
.format = tex_format,
|
|
.extent = {tex_width, tex_height, 1},
|
|
.mipLevels = 1,
|
|
.arrayLayers = 1,
|
|
.samples = VK_SAMPLE_COUNT_1_BIT,
|
|
.tiling = tiling,
|
|
.usage = usage,
|
|
.flags = 0,
|
|
.initialLayout = VK_IMAGE_LAYOUT_PREINITIALIZED
|
|
};
|
|
VkMemoryAllocateInfo mem_alloc = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
|
|
.pNext = NULL,
|
|
.allocationSize = 0,
|
|
.memoryTypeIndex = 0,
|
|
};
|
|
|
|
VkMemoryRequirements mem_reqs;
|
|
|
|
err =
|
|
vkCreateImage(demo->device, &image_create_info, NULL, &tex_obj->image);
|
|
assert(!err);
|
|
|
|
vkGetImageMemoryRequirements(demo->device, tex_obj->image, &mem_reqs);
|
|
|
|
mem_alloc.allocationSize = mem_reqs.size;
|
|
pass =
|
|
memory_type_from_properties(demo, mem_reqs.memoryTypeBits,
|
|
required_props, &mem_alloc.memoryTypeIndex);
|
|
assert(pass);
|
|
|
|
/* allocate memory */
|
|
err = vkAllocateMemory(demo->device, &mem_alloc, NULL, &tex_obj->mem);
|
|
assert(!err);
|
|
|
|
/* bind memory */
|
|
err = vkBindImageMemory(demo->device, tex_obj->image, tex_obj->mem, 0);
|
|
assert(!err);
|
|
|
|
if (required_props & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) {
|
|
const VkImageSubresource subres = {
|
|
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
.mipLevel = 0,
|
|
.arrayLayer = 0,
|
|
};
|
|
VkSubresourceLayout layout;
|
|
void *data;
|
|
int32_t x, y;
|
|
|
|
vkGetImageSubresourceLayout(demo->device, tex_obj->image, &subres,
|
|
&layout);
|
|
|
|
err = vkMapMemory(demo->device, tex_obj->mem, 0,
|
|
mem_alloc.allocationSize, 0, &data);
|
|
assert(!err);
|
|
|
|
for (y = 0; y < tex_height; y++) {
|
|
uint32_t *row = (uint32_t *)((char *)data + layout.rowPitch * y);
|
|
for (x = 0; x < tex_width; x++)
|
|
row[x] = tex_colors[(x & 1) ^ (y & 1)];
|
|
}
|
|
|
|
vkUnmapMemory(demo->device, tex_obj->mem);
|
|
}
|
|
|
|
tex_obj->imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
|
|
demo_set_image_layout(demo, tex_obj->image, VK_IMAGE_ASPECT_COLOR_BIT,
|
|
VK_IMAGE_LAYOUT_PREINITIALIZED, tex_obj->imageLayout,
|
|
VK_ACCESS_HOST_WRITE_BIT);
|
|
/* setting the image layout does not reference the actual memory so no need
|
|
* to add a mem ref */
|
|
}
|
|
|
|
static void demo_destroy_texture_image(struct demo *demo,
|
|
struct texture_object *tex_obj) {
|
|
/* clean up staging resources */
|
|
vkDestroyImage(demo->device, tex_obj->image, NULL);
|
|
vkFreeMemory(demo->device, tex_obj->mem, NULL);
|
|
}
|
|
|
|
static void demo_prepare_textures(struct demo *demo) {
|
|
const VkFormat tex_format = VK_FORMAT_B8G8R8A8_UNORM;
|
|
VkFormatProperties props;
|
|
const uint32_t tex_colors[DEMO_TEXTURE_COUNT][2] = {
|
|
{0xffff0000, 0xff00ff00},
|
|
};
|
|
uint32_t i;
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
vkGetPhysicalDeviceFormatProperties(demo->gpu, tex_format, &props);
|
|
|
|
for (i = 0; i < DEMO_TEXTURE_COUNT; i++) {
|
|
if ((props.linearTilingFeatures &
|
|
VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT) &&
|
|
!demo->use_staging_buffer) {
|
|
/* Device can texture using linear textures */
|
|
demo_prepare_texture_image(
|
|
demo, tex_colors[i], &demo->textures[i], VK_IMAGE_TILING_LINEAR,
|
|
VK_IMAGE_USAGE_SAMPLED_BIT,
|
|
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
|
|
VK_MEMORY_PROPERTY_HOST_COHERENT_BIT);
|
|
} else if (props.optimalTilingFeatures &
|
|
VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT) {
|
|
/* Must use staging buffer to copy linear texture to optimized */
|
|
struct texture_object staging_texture;
|
|
|
|
memset(&staging_texture, 0, sizeof(staging_texture));
|
|
demo_prepare_texture_image(
|
|
demo, tex_colors[i], &staging_texture, VK_IMAGE_TILING_LINEAR,
|
|
VK_IMAGE_USAGE_TRANSFER_SRC_BIT,
|
|
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
|
|
VK_MEMORY_PROPERTY_HOST_COHERENT_BIT);
|
|
|
|
demo_prepare_texture_image(
|
|
demo, tex_colors[i], &demo->textures[i],
|
|
VK_IMAGE_TILING_OPTIMAL,
|
|
(VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT),
|
|
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
|
|
|
|
demo_set_image_layout(demo, staging_texture.image,
|
|
VK_IMAGE_ASPECT_COLOR_BIT,
|
|
staging_texture.imageLayout,
|
|
VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
|
|
0);
|
|
|
|
demo_set_image_layout(demo, demo->textures[i].image,
|
|
VK_IMAGE_ASPECT_COLOR_BIT,
|
|
demo->textures[i].imageLayout,
|
|
VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
|
|
0);
|
|
|
|
VkImageCopy copy_region = {
|
|
.srcSubresource = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1},
|
|
.srcOffset = {0, 0, 0},
|
|
.dstSubresource = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1},
|
|
.dstOffset = {0, 0, 0},
|
|
.extent = {staging_texture.tex_width,
|
|
staging_texture.tex_height, 1},
|
|
};
|
|
vkCmdCopyImage(
|
|
demo->setup_cmd, staging_texture.image,
|
|
VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, demo->textures[i].image,
|
|
VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ©_region);
|
|
|
|
demo_set_image_layout(demo, demo->textures[i].image,
|
|
VK_IMAGE_ASPECT_COLOR_BIT,
|
|
VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
|
|
demo->textures[i].imageLayout,
|
|
0);
|
|
|
|
demo_flush_init_cmd(demo);
|
|
|
|
demo_destroy_texture_image(demo, &staging_texture);
|
|
} else {
|
|
/* Can't support VK_FORMAT_B8G8R8A8_UNORM !? */
|
|
assert(!"No support for B8G8R8A8_UNORM as texture image format");
|
|
}
|
|
|
|
const VkSamplerCreateInfo sampler = {
|
|
.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.magFilter = VK_FILTER_NEAREST,
|
|
.minFilter = VK_FILTER_NEAREST,
|
|
.mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST,
|
|
.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT,
|
|
.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT,
|
|
.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT,
|
|
.mipLodBias = 0.0f,
|
|
.anisotropyEnable = VK_FALSE,
|
|
.maxAnisotropy = 1,
|
|
.compareOp = VK_COMPARE_OP_NEVER,
|
|
.minLod = 0.0f,
|
|
.maxLod = 0.0f,
|
|
.borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE,
|
|
.unnormalizedCoordinates = VK_FALSE,
|
|
};
|
|
VkImageViewCreateInfo view = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.image = VK_NULL_HANDLE,
|
|
.viewType = VK_IMAGE_VIEW_TYPE_2D,
|
|
.format = tex_format,
|
|
.components =
|
|
{
|
|
VK_COMPONENT_SWIZZLE_R, VK_COMPONENT_SWIZZLE_G,
|
|
VK_COMPONENT_SWIZZLE_B, VK_COMPONENT_SWIZZLE_A,
|
|
},
|
|
.subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1},
|
|
.flags = 0,
|
|
};
|
|
|
|
/* create sampler */
|
|
err = vkCreateSampler(demo->device, &sampler, NULL,
|
|
&demo->textures[i].sampler);
|
|
assert(!err);
|
|
|
|
/* create image view */
|
|
view.image = demo->textures[i].image;
|
|
err = vkCreateImageView(demo->device, &view, NULL,
|
|
&demo->textures[i].view);
|
|
assert(!err);
|
|
}
|
|
}
|
|
|
|
static void demo_prepare_vertices(struct demo *demo) {
|
|
// clang-format off
|
|
const float vb[3][5] = {
|
|
/* position texcoord */
|
|
{ -1.0f, -1.0f, 0.25f, 0.0f, 0.0f },
|
|
{ 1.0f, -1.0f, 0.25f, 1.0f, 0.0f },
|
|
{ 0.0f, 1.0f, 1.0f, 0.5f, 1.0f },
|
|
};
|
|
// clang-format on
|
|
const VkBufferCreateInfo buf_info = {
|
|
.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.size = sizeof(vb),
|
|
.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
|
|
.flags = 0,
|
|
};
|
|
VkMemoryAllocateInfo mem_alloc = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
|
|
.pNext = NULL,
|
|
.allocationSize = 0,
|
|
.memoryTypeIndex = 0,
|
|
};
|
|
VkMemoryRequirements mem_reqs;
|
|
VkResult U_ASSERT_ONLY err;
|
|
bool U_ASSERT_ONLY pass;
|
|
void *data;
|
|
|
|
memset(&demo->vertices, 0, sizeof(demo->vertices));
|
|
|
|
err = vkCreateBuffer(demo->device, &buf_info, NULL, &demo->vertices.buf);
|
|
assert(!err);
|
|
|
|
vkGetBufferMemoryRequirements(demo->device, demo->vertices.buf, &mem_reqs);
|
|
assert(!err);
|
|
|
|
mem_alloc.allocationSize = mem_reqs.size;
|
|
pass = memory_type_from_properties(demo, mem_reqs.memoryTypeBits,
|
|
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
|
|
VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
|
&mem_alloc.memoryTypeIndex);
|
|
assert(pass);
|
|
|
|
err = vkAllocateMemory(demo->device, &mem_alloc, NULL, &demo->vertices.mem);
|
|
assert(!err);
|
|
|
|
err = vkMapMemory(demo->device, demo->vertices.mem, 0,
|
|
mem_alloc.allocationSize, 0, &data);
|
|
assert(!err);
|
|
|
|
memcpy(data, vb, sizeof(vb));
|
|
|
|
vkUnmapMemory(demo->device, demo->vertices.mem);
|
|
|
|
err = vkBindBufferMemory(demo->device, demo->vertices.buf,
|
|
demo->vertices.mem, 0);
|
|
assert(!err);
|
|
|
|
demo->vertices.vi.sType =
|
|
VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
|
|
demo->vertices.vi.pNext = NULL;
|
|
demo->vertices.vi.vertexBindingDescriptionCount = 1;
|
|
demo->vertices.vi.pVertexBindingDescriptions = demo->vertices.vi_bindings;
|
|
demo->vertices.vi.vertexAttributeDescriptionCount = 2;
|
|
demo->vertices.vi.pVertexAttributeDescriptions = demo->vertices.vi_attrs;
|
|
|
|
demo->vertices.vi_bindings[0].binding = VERTEX_BUFFER_BIND_ID;
|
|
demo->vertices.vi_bindings[0].stride = sizeof(vb[0]);
|
|
demo->vertices.vi_bindings[0].inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
|
|
|
|
demo->vertices.vi_attrs[0].binding = VERTEX_BUFFER_BIND_ID;
|
|
demo->vertices.vi_attrs[0].location = 0;
|
|
demo->vertices.vi_attrs[0].format = VK_FORMAT_R32G32B32_SFLOAT;
|
|
demo->vertices.vi_attrs[0].offset = 0;
|
|
|
|
demo->vertices.vi_attrs[1].binding = VERTEX_BUFFER_BIND_ID;
|
|
demo->vertices.vi_attrs[1].location = 1;
|
|
demo->vertices.vi_attrs[1].format = VK_FORMAT_R32G32_SFLOAT;
|
|
demo->vertices.vi_attrs[1].offset = sizeof(float) * 3;
|
|
}
|
|
|
|
static void demo_prepare_descriptor_layout(struct demo *demo) {
|
|
const VkDescriptorSetLayoutBinding layout_binding = {
|
|
.binding = 0,
|
|
.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
|
|
.descriptorCount = DEMO_TEXTURE_COUNT,
|
|
.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT,
|
|
.pImmutableSamplers = NULL,
|
|
};
|
|
const VkDescriptorSetLayoutCreateInfo descriptor_layout = {
|
|
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.bindingCount = 1,
|
|
.pBindings = &layout_binding,
|
|
};
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
err = vkCreateDescriptorSetLayout(demo->device, &descriptor_layout, NULL,
|
|
&demo->desc_layout);
|
|
assert(!err);
|
|
|
|
const VkPipelineLayoutCreateInfo pPipelineLayoutCreateInfo = {
|
|
.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.setLayoutCount = 1,
|
|
.pSetLayouts = &demo->desc_layout,
|
|
};
|
|
|
|
err = vkCreatePipelineLayout(demo->device, &pPipelineLayoutCreateInfo, NULL,
|
|
&demo->pipeline_layout);
|
|
assert(!err);
|
|
}
|
|
|
|
static void demo_prepare_render_pass(struct demo *demo) {
|
|
const VkAttachmentDescription attachments[2] = {
|
|
[0] =
|
|
{
|
|
.format = demo->format,
|
|
.samples = VK_SAMPLE_COUNT_1_BIT,
|
|
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
|
|
.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
|
|
.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE,
|
|
.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE,
|
|
.initialLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
.finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
},
|
|
[1] =
|
|
{
|
|
.format = demo->depth.format,
|
|
.samples = VK_SAMPLE_COUNT_1_BIT,
|
|
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
|
|
.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE,
|
|
.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE,
|
|
.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE,
|
|
.initialLayout =
|
|
VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
|
|
.finalLayout =
|
|
VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
|
|
},
|
|
};
|
|
const VkAttachmentReference color_reference = {
|
|
.attachment = 0, .layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
};
|
|
const VkAttachmentReference depth_reference = {
|
|
.attachment = 1,
|
|
.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
|
|
};
|
|
const VkSubpassDescription subpass = {
|
|
.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
|
|
.flags = 0,
|
|
.inputAttachmentCount = 0,
|
|
.pInputAttachments = NULL,
|
|
.colorAttachmentCount = 1,
|
|
.pColorAttachments = &color_reference,
|
|
.pResolveAttachments = NULL,
|
|
.pDepthStencilAttachment = &depth_reference,
|
|
.preserveAttachmentCount = 0,
|
|
.pPreserveAttachments = NULL,
|
|
};
|
|
const VkRenderPassCreateInfo rp_info = {
|
|
.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.attachmentCount = 2,
|
|
.pAttachments = attachments,
|
|
.subpassCount = 1,
|
|
.pSubpasses = &subpass,
|
|
.dependencyCount = 0,
|
|
.pDependencies = NULL,
|
|
};
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
err = vkCreateRenderPass(demo->device, &rp_info, NULL, &demo->render_pass);
|
|
assert(!err);
|
|
}
|
|
|
|
static VkShaderModule
|
|
demo_prepare_shader_module(struct demo *demo, const void *code, size_t size) {
|
|
VkShaderModuleCreateInfo moduleCreateInfo;
|
|
VkShaderModule module;
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
moduleCreateInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
|
|
moduleCreateInfo.pNext = NULL;
|
|
|
|
moduleCreateInfo.codeSize = size;
|
|
moduleCreateInfo.pCode = code;
|
|
moduleCreateInfo.flags = 0;
|
|
err = vkCreateShaderModule(demo->device, &moduleCreateInfo, NULL, &module);
|
|
assert(!err);
|
|
|
|
return module;
|
|
}
|
|
|
|
static VkShaderModule demo_prepare_vs(struct demo *demo) {
|
|
size_t size = sizeof(vertShaderCode);
|
|
|
|
demo->vert_shader_module =
|
|
demo_prepare_shader_module(demo, vertShaderCode, size);
|
|
|
|
return demo->vert_shader_module;
|
|
}
|
|
|
|
static VkShaderModule demo_prepare_fs(struct demo *demo) {
|
|
size_t size = sizeof(fragShaderCode);
|
|
|
|
demo->frag_shader_module =
|
|
demo_prepare_shader_module(demo, fragShaderCode, size);
|
|
|
|
return demo->frag_shader_module;
|
|
}
|
|
|
|
static void demo_prepare_pipeline(struct demo *demo) {
|
|
VkGraphicsPipelineCreateInfo pipeline;
|
|
VkPipelineCacheCreateInfo pipelineCache;
|
|
|
|
VkPipelineVertexInputStateCreateInfo vi;
|
|
VkPipelineInputAssemblyStateCreateInfo ia;
|
|
VkPipelineRasterizationStateCreateInfo rs;
|
|
VkPipelineColorBlendStateCreateInfo cb;
|
|
VkPipelineDepthStencilStateCreateInfo ds;
|
|
VkPipelineViewportStateCreateInfo vp;
|
|
VkPipelineMultisampleStateCreateInfo ms;
|
|
VkDynamicState dynamicStateEnables[VK_DYNAMIC_STATE_RANGE_SIZE];
|
|
VkPipelineDynamicStateCreateInfo dynamicState;
|
|
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
memset(dynamicStateEnables, 0, sizeof dynamicStateEnables);
|
|
memset(&dynamicState, 0, sizeof dynamicState);
|
|
dynamicState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
|
|
dynamicState.pDynamicStates = dynamicStateEnables;
|
|
|
|
memset(&pipeline, 0, sizeof(pipeline));
|
|
pipeline.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
|
pipeline.layout = demo->pipeline_layout;
|
|
|
|
vi = demo->vertices.vi;
|
|
|
|
memset(&ia, 0, sizeof(ia));
|
|
ia.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
|
|
ia.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
|
|
|
|
memset(&rs, 0, sizeof(rs));
|
|
rs.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
|
|
rs.polygonMode = VK_POLYGON_MODE_FILL;
|
|
rs.cullMode = VK_CULL_MODE_BACK_BIT;
|
|
rs.frontFace = VK_FRONT_FACE_CLOCKWISE;
|
|
rs.depthClampEnable = VK_FALSE;
|
|
rs.rasterizerDiscardEnable = VK_FALSE;
|
|
rs.depthBiasEnable = VK_FALSE;
|
|
rs.lineWidth = 1.0f;
|
|
|
|
memset(&cb, 0, sizeof(cb));
|
|
cb.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
|
|
VkPipelineColorBlendAttachmentState att_state[1];
|
|
memset(att_state, 0, sizeof(att_state));
|
|
att_state[0].colorWriteMask = 0xf;
|
|
att_state[0].blendEnable = VK_FALSE;
|
|
cb.attachmentCount = 1;
|
|
cb.pAttachments = att_state;
|
|
|
|
memset(&vp, 0, sizeof(vp));
|
|
vp.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
|
vp.viewportCount = 1;
|
|
dynamicStateEnables[dynamicState.dynamicStateCount++] =
|
|
VK_DYNAMIC_STATE_VIEWPORT;
|
|
vp.scissorCount = 1;
|
|
dynamicStateEnables[dynamicState.dynamicStateCount++] =
|
|
VK_DYNAMIC_STATE_SCISSOR;
|
|
|
|
memset(&ds, 0, sizeof(ds));
|
|
ds.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
|
|
ds.depthTestEnable = VK_TRUE;
|
|
ds.depthWriteEnable = VK_TRUE;
|
|
ds.depthCompareOp = VK_COMPARE_OP_LESS_OR_EQUAL;
|
|
ds.depthBoundsTestEnable = VK_FALSE;
|
|
ds.back.failOp = VK_STENCIL_OP_KEEP;
|
|
ds.back.passOp = VK_STENCIL_OP_KEEP;
|
|
ds.back.compareOp = VK_COMPARE_OP_ALWAYS;
|
|
ds.stencilTestEnable = VK_FALSE;
|
|
ds.front = ds.back;
|
|
|
|
memset(&ms, 0, sizeof(ms));
|
|
ms.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
|
|
ms.pSampleMask = NULL;
|
|
ms.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
|
|
|
|
// Two stages: vs and fs
|
|
pipeline.stageCount = 2;
|
|
VkPipelineShaderStageCreateInfo shaderStages[2];
|
|
memset(&shaderStages, 0, 2 * sizeof(VkPipelineShaderStageCreateInfo));
|
|
|
|
shaderStages[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
|
|
shaderStages[0].stage = VK_SHADER_STAGE_VERTEX_BIT;
|
|
shaderStages[0].module = demo_prepare_vs(demo);
|
|
shaderStages[0].pName = "main";
|
|
|
|
shaderStages[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
|
|
shaderStages[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT;
|
|
shaderStages[1].module = demo_prepare_fs(demo);
|
|
shaderStages[1].pName = "main";
|
|
|
|
pipeline.pVertexInputState = &vi;
|
|
pipeline.pInputAssemblyState = &ia;
|
|
pipeline.pRasterizationState = &rs;
|
|
pipeline.pColorBlendState = &cb;
|
|
pipeline.pMultisampleState = &ms;
|
|
pipeline.pViewportState = &vp;
|
|
pipeline.pDepthStencilState = &ds;
|
|
pipeline.pStages = shaderStages;
|
|
pipeline.renderPass = demo->render_pass;
|
|
pipeline.pDynamicState = &dynamicState;
|
|
|
|
memset(&pipelineCache, 0, sizeof(pipelineCache));
|
|
pipelineCache.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO;
|
|
|
|
err = vkCreatePipelineCache(demo->device, &pipelineCache, NULL,
|
|
&demo->pipelineCache);
|
|
assert(!err);
|
|
err = vkCreateGraphicsPipelines(demo->device, demo->pipelineCache, 1,
|
|
&pipeline, NULL, &demo->pipeline);
|
|
assert(!err);
|
|
|
|
vkDestroyPipelineCache(demo->device, demo->pipelineCache, NULL);
|
|
|
|
vkDestroyShaderModule(demo->device, demo->frag_shader_module, NULL);
|
|
vkDestroyShaderModule(demo->device, demo->vert_shader_module, NULL);
|
|
}
|
|
|
|
static void demo_prepare_descriptor_pool(struct demo *demo) {
|
|
const VkDescriptorPoolSize type_count = {
|
|
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
|
|
.descriptorCount = DEMO_TEXTURE_COUNT,
|
|
};
|
|
const VkDescriptorPoolCreateInfo descriptor_pool = {
|
|
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.maxSets = 1,
|
|
.poolSizeCount = 1,
|
|
.pPoolSizes = &type_count,
|
|
};
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
err = vkCreateDescriptorPool(demo->device, &descriptor_pool, NULL,
|
|
&demo->desc_pool);
|
|
assert(!err);
|
|
}
|
|
|
|
static void demo_prepare_descriptor_set(struct demo *demo) {
|
|
VkDescriptorImageInfo tex_descs[DEMO_TEXTURE_COUNT];
|
|
VkWriteDescriptorSet write;
|
|
VkResult U_ASSERT_ONLY err;
|
|
uint32_t i;
|
|
|
|
VkDescriptorSetAllocateInfo alloc_info = {
|
|
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
|
|
.pNext = NULL,
|
|
.descriptorPool = demo->desc_pool,
|
|
.descriptorSetCount = 1,
|
|
.pSetLayouts = &demo->desc_layout};
|
|
err = vkAllocateDescriptorSets(demo->device, &alloc_info, &demo->desc_set);
|
|
assert(!err);
|
|
|
|
memset(&tex_descs, 0, sizeof(tex_descs));
|
|
for (i = 0; i < DEMO_TEXTURE_COUNT; i++) {
|
|
tex_descs[i].sampler = demo->textures[i].sampler;
|
|
tex_descs[i].imageView = demo->textures[i].view;
|
|
tex_descs[i].imageLayout = VK_IMAGE_LAYOUT_GENERAL;
|
|
}
|
|
|
|
memset(&write, 0, sizeof(write));
|
|
write.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
|
|
write.dstSet = demo->desc_set;
|
|
write.descriptorCount = DEMO_TEXTURE_COUNT;
|
|
write.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
|
|
write.pImageInfo = tex_descs;
|
|
|
|
vkUpdateDescriptorSets(demo->device, 1, &write, 0, NULL);
|
|
}
|
|
|
|
static void demo_prepare_framebuffers(struct demo *demo) {
|
|
VkImageView attachments[2];
|
|
attachments[1] = demo->depth.view;
|
|
|
|
const VkFramebufferCreateInfo fb_info = {
|
|
.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.renderPass = demo->render_pass,
|
|
.attachmentCount = 2,
|
|
.pAttachments = attachments,
|
|
.width = demo->width,
|
|
.height = demo->height,
|
|
.layers = 1,
|
|
};
|
|
VkResult U_ASSERT_ONLY err;
|
|
uint32_t i;
|
|
|
|
demo->framebuffers = (VkFramebuffer *)malloc(demo->swapchainImageCount *
|
|
sizeof(VkFramebuffer));
|
|
assert(demo->framebuffers);
|
|
|
|
for (i = 0; i < demo->swapchainImageCount; i++) {
|
|
attachments[0] = demo->buffers[i].view;
|
|
err = vkCreateFramebuffer(demo->device, &fb_info, NULL,
|
|
&demo->framebuffers[i]);
|
|
assert(!err);
|
|
}
|
|
}
|
|
|
|
static void demo_prepare(struct demo *demo) {
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
const VkCommandPoolCreateInfo cmd_pool_info = {
|
|
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.queueFamilyIndex = demo->graphics_queue_node_index,
|
|
.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT,
|
|
};
|
|
err = vkCreateCommandPool(demo->device, &cmd_pool_info, NULL,
|
|
&demo->cmd_pool);
|
|
assert(!err);
|
|
|
|
const VkCommandBufferAllocateInfo cmd = {
|
|
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
|
|
.pNext = NULL,
|
|
.commandPool = demo->cmd_pool,
|
|
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
|
|
.commandBufferCount = 1,
|
|
};
|
|
err = vkAllocateCommandBuffers(demo->device, &cmd, &demo->draw_cmd);
|
|
assert(!err);
|
|
|
|
demo_prepare_buffers(demo);
|
|
demo_prepare_depth(demo);
|
|
demo_prepare_textures(demo);
|
|
demo_prepare_vertices(demo);
|
|
demo_prepare_descriptor_layout(demo);
|
|
demo_prepare_render_pass(demo);
|
|
demo_prepare_pipeline(demo);
|
|
|
|
demo_prepare_descriptor_pool(demo);
|
|
demo_prepare_descriptor_set(demo);
|
|
|
|
demo_prepare_framebuffers(demo);
|
|
}
|
|
|
|
static void demo_error_callback(int error, const char* description) {
|
|
printf("GLFW error: %s\n", description);
|
|
fflush(stdout);
|
|
}
|
|
|
|
static void demo_key_callback(GLFWwindow* window, int key, int scancode, int action, int mods) {
|
|
if (key == GLFW_KEY_ESCAPE && action == GLFW_RELEASE)
|
|
glfwSetWindowShouldClose(window, GLFW_TRUE);
|
|
}
|
|
|
|
static void demo_refresh_callback(GLFWwindow* window) {
|
|
struct demo* demo = glfwGetWindowUserPointer(window);
|
|
demo_draw(demo);
|
|
}
|
|
|
|
static void demo_resize_callback(GLFWwindow* window, int width, int height) {
|
|
struct demo* demo = glfwGetWindowUserPointer(window);
|
|
demo->width = width;
|
|
demo->height = height;
|
|
demo_resize(demo);
|
|
}
|
|
|
|
static void demo_run(struct demo *demo) {
|
|
while (!glfwWindowShouldClose(demo->window)) {
|
|
glfwPollEvents();
|
|
|
|
demo_draw(demo);
|
|
|
|
if (demo->depthStencil > 0.99f)
|
|
demo->depthIncrement = -0.001f;
|
|
if (demo->depthStencil < 0.8f)
|
|
demo->depthIncrement = 0.001f;
|
|
|
|
demo->depthStencil += demo->depthIncrement;
|
|
|
|
// Wait for work to finish before updating MVP.
|
|
vkDeviceWaitIdle(demo->device);
|
|
demo->curFrame++;
|
|
if (demo->frameCount != INT32_MAX && demo->curFrame == demo->frameCount)
|
|
glfwSetWindowShouldClose(demo->window, GLFW_TRUE);
|
|
}
|
|
}
|
|
|
|
static void demo_create_window(struct demo *demo) {
|
|
glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
|
|
|
|
demo->window = glfwCreateWindow(demo->width,
|
|
demo->height,
|
|
APP_LONG_NAME,
|
|
NULL,
|
|
NULL);
|
|
if (!demo->window) {
|
|
// It didn't work, so try to give a useful error:
|
|
printf("Cannot create a window in which to draw!\n");
|
|
fflush(stdout);
|
|
exit(1);
|
|
}
|
|
|
|
glfwSetWindowUserPointer(demo->window, demo);
|
|
glfwSetWindowRefreshCallback(demo->window, demo_refresh_callback);
|
|
glfwSetFramebufferSizeCallback(demo->window, demo_resize_callback);
|
|
glfwSetKeyCallback(demo->window, demo_key_callback);
|
|
}
|
|
|
|
/*
|
|
* Return 1 (true) if all layer names specified in check_names
|
|
* can be found in given layer properties.
|
|
*/
|
|
static VkBool32 demo_check_layers(uint32_t check_count, const char **check_names,
|
|
uint32_t layer_count,
|
|
VkLayerProperties *layers) {
|
|
uint32_t i, j;
|
|
for (i = 0; i < check_count; i++) {
|
|
VkBool32 found = 0;
|
|
for (j = 0; j < layer_count; j++) {
|
|
if (!strcmp(check_names[i], layers[j].layerName)) {
|
|
found = 1;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
fprintf(stderr, "Cannot find layer: %s\n", check_names[i]);
|
|
return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static void demo_init_vk(struct demo *demo) {
|
|
VkResult err;
|
|
uint32_t i = 0;
|
|
uint32_t required_extension_count = 0;
|
|
uint32_t instance_extension_count = 0;
|
|
uint32_t instance_layer_count = 0;
|
|
uint32_t validation_layer_count = 0;
|
|
const char **required_extensions = NULL;
|
|
const char **instance_validation_layers = NULL;
|
|
demo->enabled_extension_count = 0;
|
|
demo->enabled_layer_count = 0;
|
|
|
|
char *instance_validation_layers_alt1[] = {
|
|
"VK_LAYER_LUNARG_standard_validation"
|
|
};
|
|
|
|
char *instance_validation_layers_alt2[] = {
|
|
"VK_LAYER_GOOGLE_threading", "VK_LAYER_LUNARG_parameter_validation",
|
|
"VK_LAYER_LUNARG_object_tracker", "VK_LAYER_LUNARG_image",
|
|
"VK_LAYER_LUNARG_core_validation", "VK_LAYER_LUNARG_swapchain",
|
|
"VK_LAYER_GOOGLE_unique_objects"
|
|
};
|
|
|
|
/* Look for validation layers */
|
|
VkBool32 validation_found = 0;
|
|
if (demo->validate) {
|
|
|
|
err = vkEnumerateInstanceLayerProperties(&instance_layer_count, NULL);
|
|
assert(!err);
|
|
|
|
instance_validation_layers = (const char**) instance_validation_layers_alt1;
|
|
if (instance_layer_count > 0) {
|
|
VkLayerProperties *instance_layers =
|
|
malloc(sizeof (VkLayerProperties) * instance_layer_count);
|
|
err = vkEnumerateInstanceLayerProperties(&instance_layer_count,
|
|
instance_layers);
|
|
assert(!err);
|
|
|
|
|
|
validation_found = demo_check_layers(
|
|
ARRAY_SIZE(instance_validation_layers_alt1),
|
|
instance_validation_layers, instance_layer_count,
|
|
instance_layers);
|
|
if (validation_found) {
|
|
demo->enabled_layer_count = ARRAY_SIZE(instance_validation_layers_alt1);
|
|
demo->enabled_layers[0] = "VK_LAYER_LUNARG_standard_validation";
|
|
validation_layer_count = 1;
|
|
} else {
|
|
// use alternative set of validation layers
|
|
instance_validation_layers =
|
|
(const char**) instance_validation_layers_alt2;
|
|
demo->enabled_layer_count = ARRAY_SIZE(instance_validation_layers_alt2);
|
|
validation_found = demo_check_layers(
|
|
ARRAY_SIZE(instance_validation_layers_alt2),
|
|
instance_validation_layers, instance_layer_count,
|
|
instance_layers);
|
|
validation_layer_count =
|
|
ARRAY_SIZE(instance_validation_layers_alt2);
|
|
for (i = 0; i < validation_layer_count; i++) {
|
|
demo->enabled_layers[i] = instance_validation_layers[i];
|
|
}
|
|
}
|
|
free(instance_layers);
|
|
}
|
|
|
|
if (!validation_found) {
|
|
ERR_EXIT("vkEnumerateInstanceLayerProperties failed to find "
|
|
"required validation layer.\n\n"
|
|
"Please look at the Getting Started guide for additional "
|
|
"information.\n",
|
|
"vkCreateInstance Failure");
|
|
}
|
|
}
|
|
|
|
/* Look for instance extensions */
|
|
required_extensions = glfwGetRequiredInstanceExtensions(&required_extension_count);
|
|
if (!required_extensions) {
|
|
ERR_EXIT("glfwGetRequiredInstanceExtensions failed to find the "
|
|
"platform surface extensions.\n\nDo you have a compatible "
|
|
"Vulkan installable client driver (ICD) installed?\nPlease "
|
|
"look at the Getting Started guide for additional "
|
|
"information.\n",
|
|
"vkCreateInstance Failure");
|
|
}
|
|
|
|
for (i = 0; i < required_extension_count; i++) {
|
|
demo->extension_names[demo->enabled_extension_count++] = required_extensions[i];
|
|
assert(demo->enabled_extension_count < 64);
|
|
}
|
|
|
|
err = vkEnumerateInstanceExtensionProperties(
|
|
NULL, &instance_extension_count, NULL);
|
|
assert(!err);
|
|
|
|
if (instance_extension_count > 0) {
|
|
VkExtensionProperties *instance_extensions =
|
|
malloc(sizeof(VkExtensionProperties) * instance_extension_count);
|
|
err = vkEnumerateInstanceExtensionProperties(
|
|
NULL, &instance_extension_count, instance_extensions);
|
|
assert(!err);
|
|
for (i = 0; i < instance_extension_count; i++) {
|
|
if (!strcmp(VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
|
|
instance_extensions[i].extensionName)) {
|
|
if (demo->validate) {
|
|
demo->extension_names[demo->enabled_extension_count++] =
|
|
VK_EXT_DEBUG_REPORT_EXTENSION_NAME;
|
|
}
|
|
}
|
|
assert(demo->enabled_extension_count < 64);
|
|
}
|
|
|
|
free(instance_extensions);
|
|
}
|
|
|
|
const VkApplicationInfo app = {
|
|
.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO,
|
|
.pNext = NULL,
|
|
.pApplicationName = APP_SHORT_NAME,
|
|
.applicationVersion = 0,
|
|
.pEngineName = APP_SHORT_NAME,
|
|
.engineVersion = 0,
|
|
.apiVersion = VK_API_VERSION_1_0,
|
|
};
|
|
VkInstanceCreateInfo inst_info = {
|
|
.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.pApplicationInfo = &app,
|
|
.enabledLayerCount = demo->enabled_layer_count,
|
|
.ppEnabledLayerNames = (const char *const *)instance_validation_layers,
|
|
.enabledExtensionCount = demo->enabled_extension_count,
|
|
.ppEnabledExtensionNames = (const char *const *)demo->extension_names,
|
|
};
|
|
|
|
uint32_t gpu_count;
|
|
|
|
err = vkCreateInstance(&inst_info, NULL, &demo->inst);
|
|
if (err == VK_ERROR_INCOMPATIBLE_DRIVER) {
|
|
ERR_EXIT("Cannot find a compatible Vulkan installable client driver "
|
|
"(ICD).\n\nPlease look at the Getting Started guide for "
|
|
"additional information.\n",
|
|
"vkCreateInstance Failure");
|
|
} else if (err == VK_ERROR_EXTENSION_NOT_PRESENT) {
|
|
ERR_EXIT("Cannot find a specified extension library"
|
|
".\nMake sure your layers path is set appropriately\n",
|
|
"vkCreateInstance Failure");
|
|
} else if (err) {
|
|
ERR_EXIT("vkCreateInstance failed.\n\nDo you have a compatible Vulkan "
|
|
"installable client driver (ICD) installed?\nPlease look at "
|
|
"the Getting Started guide for additional information.\n",
|
|
"vkCreateInstance Failure");
|
|
}
|
|
|
|
gladLoadVulkanUserPtr(NULL, glad_vulkan_callback, demo->inst);
|
|
|
|
/* Make initial call to query gpu_count, then second call for gpu info*/
|
|
err = vkEnumeratePhysicalDevices(demo->inst, &gpu_count, NULL);
|
|
assert(!err && gpu_count > 0);
|
|
|
|
if (gpu_count > 0) {
|
|
VkPhysicalDevice *physical_devices =
|
|
malloc(sizeof(VkPhysicalDevice) * gpu_count);
|
|
err = vkEnumeratePhysicalDevices(demo->inst, &gpu_count,
|
|
physical_devices);
|
|
assert(!err);
|
|
/* For tri demo we just grab the first physical device */
|
|
demo->gpu = physical_devices[0];
|
|
free(physical_devices);
|
|
} else {
|
|
ERR_EXIT("vkEnumeratePhysicalDevices reported zero accessible devices."
|
|
"\n\nDo you have a compatible Vulkan installable client"
|
|
" driver (ICD) installed?\nPlease look at the Getting Started"
|
|
" guide for additional information.\n",
|
|
"vkEnumeratePhysicalDevices Failure");
|
|
}
|
|
|
|
gladLoadVulkanUserPtr(demo->gpu, glad_vulkan_callback, demo->inst);
|
|
|
|
/* Look for device extensions */
|
|
uint32_t device_extension_count = 0;
|
|
VkBool32 swapchainExtFound = 0;
|
|
demo->enabled_extension_count = 0;
|
|
|
|
err = vkEnumerateDeviceExtensionProperties(demo->gpu, NULL,
|
|
&device_extension_count, NULL);
|
|
assert(!err);
|
|
|
|
if (device_extension_count > 0) {
|
|
VkExtensionProperties *device_extensions =
|
|
malloc(sizeof(VkExtensionProperties) * device_extension_count);
|
|
err = vkEnumerateDeviceExtensionProperties(
|
|
demo->gpu, NULL, &device_extension_count, device_extensions);
|
|
assert(!err);
|
|
|
|
for (i = 0; i < device_extension_count; i++) {
|
|
if (!strcmp(VK_KHR_SWAPCHAIN_EXTENSION_NAME,
|
|
device_extensions[i].extensionName)) {
|
|
swapchainExtFound = 1;
|
|
demo->extension_names[demo->enabled_extension_count++] =
|
|
VK_KHR_SWAPCHAIN_EXTENSION_NAME;
|
|
}
|
|
assert(demo->enabled_extension_count < 64);
|
|
}
|
|
|
|
free(device_extensions);
|
|
}
|
|
|
|
if (!swapchainExtFound) {
|
|
ERR_EXIT("vkEnumerateDeviceExtensionProperties failed to find "
|
|
"the " VK_KHR_SWAPCHAIN_EXTENSION_NAME
|
|
" extension.\n\nDo you have a compatible "
|
|
"Vulkan installable client driver (ICD) installed?\nPlease "
|
|
"look at the Getting Started guide for additional "
|
|
"information.\n",
|
|
"vkCreateInstance Failure");
|
|
}
|
|
|
|
if (demo->validate) {
|
|
VkDebugReportCallbackCreateInfoEXT dbgCreateInfo;
|
|
dbgCreateInfo.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT;
|
|
dbgCreateInfo.flags =
|
|
VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT;
|
|
dbgCreateInfo.pfnCallback = demo->use_break ? BreakCallback : dbgFunc;
|
|
dbgCreateInfo.pUserData = demo;
|
|
dbgCreateInfo.pNext = NULL;
|
|
err = vkCreateDebugReportCallbackEXT(demo->inst, &dbgCreateInfo, NULL,
|
|
&demo->msg_callback);
|
|
switch (err) {
|
|
case VK_SUCCESS:
|
|
break;
|
|
case VK_ERROR_OUT_OF_HOST_MEMORY:
|
|
ERR_EXIT("CreateDebugReportCallback: out of host memory\n",
|
|
"CreateDebugReportCallback Failure");
|
|
break;
|
|
default:
|
|
ERR_EXIT("CreateDebugReportCallback: unknown failure\n",
|
|
"CreateDebugReportCallback Failure");
|
|
break;
|
|
}
|
|
}
|
|
|
|
vkGetPhysicalDeviceProperties(demo->gpu, &demo->gpu_props);
|
|
|
|
// Query with NULL data to get count
|
|
vkGetPhysicalDeviceQueueFamilyProperties(demo->gpu, &demo->queue_count,
|
|
NULL);
|
|
|
|
demo->queue_props = (VkQueueFamilyProperties *)malloc(
|
|
demo->queue_count * sizeof(VkQueueFamilyProperties));
|
|
vkGetPhysicalDeviceQueueFamilyProperties(demo->gpu, &demo->queue_count,
|
|
demo->queue_props);
|
|
assert(demo->queue_count >= 1);
|
|
|
|
vkGetPhysicalDeviceFeatures(demo->gpu, &demo->gpu_features);
|
|
|
|
// Graphics queue and MemMgr queue can be separate.
|
|
// TODO: Add support for separate queues, including synchronization,
|
|
// and appropriate tracking for QueueSubmit
|
|
}
|
|
|
|
static void demo_init_device(struct demo *demo) {
|
|
VkResult U_ASSERT_ONLY err;
|
|
|
|
float queue_priorities[1] = {0.0};
|
|
const VkDeviceQueueCreateInfo queue = {
|
|
.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.queueFamilyIndex = demo->graphics_queue_node_index,
|
|
.queueCount = 1,
|
|
.pQueuePriorities = queue_priorities};
|
|
|
|
|
|
VkPhysicalDeviceFeatures features;
|
|
memset(&features, 0, sizeof(features));
|
|
if (demo->gpu_features.shaderClipDistance) {
|
|
features.shaderClipDistance = VK_TRUE;
|
|
}
|
|
|
|
VkDeviceCreateInfo device = {
|
|
.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
|
|
.pNext = NULL,
|
|
.queueCreateInfoCount = 1,
|
|
.pQueueCreateInfos = &queue,
|
|
.enabledLayerCount = 0,
|
|
.ppEnabledLayerNames = NULL,
|
|
.enabledExtensionCount = demo->enabled_extension_count,
|
|
.ppEnabledExtensionNames = (const char *const *)demo->extension_names,
|
|
.pEnabledFeatures = &features,
|
|
};
|
|
|
|
err = vkCreateDevice(demo->gpu, &device, NULL, &demo->device);
|
|
assert(!err);
|
|
}
|
|
|
|
static void demo_init_vk_swapchain(struct demo *demo) {
|
|
VkResult U_ASSERT_ONLY err;
|
|
uint32_t i;
|
|
|
|
// Create a WSI surface for the window:
|
|
glfwCreateWindowSurface(demo->inst, demo->window, NULL, &demo->surface);
|
|
|
|
// Iterate over each queue to learn whether it supports presenting:
|
|
VkBool32 *supportsPresent =
|
|
(VkBool32 *)malloc(demo->queue_count * sizeof(VkBool32));
|
|
for (i = 0; i < demo->queue_count; i++) {
|
|
vkGetPhysicalDeviceSurfaceSupportKHR(demo->gpu, i, demo->surface,
|
|
&supportsPresent[i]);
|
|
}
|
|
|
|
// Search for a graphics and a present queue in the array of queue
|
|
// families, try to find one that supports both
|
|
uint32_t graphicsQueueNodeIndex = UINT32_MAX;
|
|
uint32_t presentQueueNodeIndex = UINT32_MAX;
|
|
for (i = 0; i < demo->queue_count; i++) {
|
|
if ((demo->queue_props[i].queueFlags & VK_QUEUE_GRAPHICS_BIT) != 0) {
|
|
if (graphicsQueueNodeIndex == UINT32_MAX) {
|
|
graphicsQueueNodeIndex = i;
|
|
}
|
|
|
|
if (supportsPresent[i] == VK_TRUE) {
|
|
graphicsQueueNodeIndex = i;
|
|
presentQueueNodeIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (presentQueueNodeIndex == UINT32_MAX) {
|
|
// If didn't find a queue that supports both graphics and present, then
|
|
// find a separate present queue.
|
|
for (i = 0; i < demo->queue_count; ++i) {
|
|
if (supportsPresent[i] == VK_TRUE) {
|
|
presentQueueNodeIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
free(supportsPresent);
|
|
|
|
// Generate error if could not find both a graphics and a present queue
|
|
if (graphicsQueueNodeIndex == UINT32_MAX ||
|
|
presentQueueNodeIndex == UINT32_MAX) {
|
|
ERR_EXIT("Could not find a graphics and a present queue\n",
|
|
"Swapchain Initialization Failure");
|
|
}
|
|
|
|
// TODO: Add support for separate queues, including presentation,
|
|
// synchronization, and appropriate tracking for QueueSubmit.
|
|
// NOTE: While it is possible for an application to use a separate graphics
|
|
// and a present queues, this demo program assumes it is only using
|
|
// one:
|
|
if (graphicsQueueNodeIndex != presentQueueNodeIndex) {
|
|
ERR_EXIT("Could not find a common graphics and a present queue\n",
|
|
"Swapchain Initialization Failure");
|
|
}
|
|
|
|
demo->graphics_queue_node_index = graphicsQueueNodeIndex;
|
|
|
|
demo_init_device(demo);
|
|
|
|
vkGetDeviceQueue(demo->device, demo->graphics_queue_node_index, 0,
|
|
&demo->queue);
|
|
|
|
// Get the list of VkFormat's that are supported:
|
|
uint32_t formatCount;
|
|
err = vkGetPhysicalDeviceSurfaceFormatsKHR(demo->gpu, demo->surface,
|
|
&formatCount, NULL);
|
|
assert(!err);
|
|
VkSurfaceFormatKHR *surfFormats =
|
|
(VkSurfaceFormatKHR *)malloc(formatCount * sizeof(VkSurfaceFormatKHR));
|
|
err = vkGetPhysicalDeviceSurfaceFormatsKHR(demo->gpu, demo->surface,
|
|
&formatCount, surfFormats);
|
|
assert(!err);
|
|
// If the format list includes just one entry of VK_FORMAT_UNDEFINED,
|
|
// the surface has no preferred format. Otherwise, at least one
|
|
// supported format will be returned.
|
|
if (formatCount == 1 && surfFormats[0].format == VK_FORMAT_UNDEFINED) {
|
|
demo->format = VK_FORMAT_B8G8R8A8_UNORM;
|
|
} else {
|
|
assert(formatCount >= 1);
|
|
demo->format = surfFormats[0].format;
|
|
}
|
|
demo->color_space = surfFormats[0].colorSpace;
|
|
|
|
demo->curFrame = 0;
|
|
|
|
// Get Memory information and properties
|
|
vkGetPhysicalDeviceMemoryProperties(demo->gpu, &demo->memory_properties);
|
|
}
|
|
|
|
static void demo_init_connection(struct demo *demo) {
|
|
glfwSetErrorCallback(demo_error_callback);
|
|
|
|
if (!glfwInit()) {
|
|
printf("Cannot initialize GLFW.\nExiting ...\n");
|
|
fflush(stdout);
|
|
exit(1);
|
|
}
|
|
|
|
if (!glfwVulkanSupported()) {
|
|
printf("GLFW failed to find the Vulkan loader.\nExiting ...\n");
|
|
fflush(stdout);
|
|
exit(1);
|
|
}
|
|
|
|
gladLoadVulkanUserPtr(NULL, glad_vulkan_callback, NULL);
|
|
}
|
|
|
|
static void demo_init(struct demo *demo, const int argc, const char *argv[])
|
|
{
|
|
int i;
|
|
memset(demo, 0, sizeof(*demo));
|
|
demo->frameCount = INT32_MAX;
|
|
|
|
for (i = 1; i < argc; i++) {
|
|
if (strcmp(argv[i], "--use_staging") == 0) {
|
|
demo->use_staging_buffer = true;
|
|
continue;
|
|
}
|
|
if (strcmp(argv[i], "--break") == 0) {
|
|
demo->use_break = true;
|
|
continue;
|
|
}
|
|
if (strcmp(argv[i], "--validate") == 0) {
|
|
demo->validate = true;
|
|
continue;
|
|
}
|
|
if (strcmp(argv[i], "--c") == 0 && demo->frameCount == INT32_MAX &&
|
|
i < argc - 1 && sscanf(argv[i + 1], "%d", &demo->frameCount) == 1 &&
|
|
demo->frameCount >= 0) {
|
|
i++;
|
|
continue;
|
|
}
|
|
|
|
fprintf(stderr, "Usage:\n %s [--use_staging] [--validate] [--break] "
|
|
"[--c <framecount>]\n",
|
|
APP_SHORT_NAME);
|
|
fflush(stderr);
|
|
exit(1);
|
|
}
|
|
|
|
demo_init_connection(demo);
|
|
demo_init_vk(demo);
|
|
|
|
demo->width = 300;
|
|
demo->height = 300;
|
|
demo->depthStencil = 1.0;
|
|
demo->depthIncrement = -0.01f;
|
|
}
|
|
|
|
static void demo_cleanup(struct demo *demo) {
|
|
uint32_t i;
|
|
|
|
for (i = 0; i < demo->swapchainImageCount; i++) {
|
|
vkDestroyFramebuffer(demo->device, demo->framebuffers[i], NULL);
|
|
}
|
|
free(demo->framebuffers);
|
|
vkDestroyDescriptorPool(demo->device, demo->desc_pool, NULL);
|
|
|
|
if (demo->setup_cmd) {
|
|
vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, &demo->setup_cmd);
|
|
}
|
|
vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, &demo->draw_cmd);
|
|
vkDestroyCommandPool(demo->device, demo->cmd_pool, NULL);
|
|
|
|
vkDestroyPipeline(demo->device, demo->pipeline, NULL);
|
|
vkDestroyRenderPass(demo->device, demo->render_pass, NULL);
|
|
vkDestroyPipelineLayout(demo->device, demo->pipeline_layout, NULL);
|
|
vkDestroyDescriptorSetLayout(demo->device, demo->desc_layout, NULL);
|
|
|
|
vkDestroyBuffer(demo->device, demo->vertices.buf, NULL);
|
|
vkFreeMemory(demo->device, demo->vertices.mem, NULL);
|
|
|
|
for (i = 0; i < DEMO_TEXTURE_COUNT; i++) {
|
|
vkDestroyImageView(demo->device, demo->textures[i].view, NULL);
|
|
vkDestroyImage(demo->device, demo->textures[i].image, NULL);
|
|
vkFreeMemory(demo->device, demo->textures[i].mem, NULL);
|
|
vkDestroySampler(demo->device, demo->textures[i].sampler, NULL);
|
|
}
|
|
|
|
for (i = 0; i < demo->swapchainImageCount; i++) {
|
|
vkDestroyImageView(demo->device, demo->buffers[i].view, NULL);
|
|
}
|
|
|
|
vkDestroyImageView(demo->device, demo->depth.view, NULL);
|
|
vkDestroyImage(demo->device, demo->depth.image, NULL);
|
|
vkFreeMemory(demo->device, demo->depth.mem, NULL);
|
|
|
|
vkDestroySwapchainKHR(demo->device, demo->swapchain, NULL);
|
|
free(demo->buffers);
|
|
|
|
vkDestroyDevice(demo->device, NULL);
|
|
if (demo->validate) {
|
|
vkDestroyDebugReportCallbackEXT(demo->inst, demo->msg_callback, NULL);
|
|
}
|
|
vkDestroySurfaceKHR(demo->inst, demo->surface, NULL);
|
|
vkDestroyInstance(demo->inst, NULL);
|
|
|
|
free(demo->queue_props);
|
|
|
|
glfwDestroyWindow(demo->window);
|
|
glfwTerminate();
|
|
}
|
|
|
|
static void demo_resize(struct demo *demo) {
|
|
uint32_t i;
|
|
|
|
// In order to properly resize the window, we must re-create the swapchain
|
|
// AND redo the command buffers, etc.
|
|
//
|
|
// First, perform part of the demo_cleanup() function:
|
|
|
|
for (i = 0; i < demo->swapchainImageCount; i++) {
|
|
vkDestroyFramebuffer(demo->device, demo->framebuffers[i], NULL);
|
|
}
|
|
free(demo->framebuffers);
|
|
vkDestroyDescriptorPool(demo->device, demo->desc_pool, NULL);
|
|
|
|
if (demo->setup_cmd) {
|
|
vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, &demo->setup_cmd);
|
|
demo->setup_cmd = VK_NULL_HANDLE;
|
|
}
|
|
vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, &demo->draw_cmd);
|
|
vkDestroyCommandPool(demo->device, demo->cmd_pool, NULL);
|
|
|
|
vkDestroyPipeline(demo->device, demo->pipeline, NULL);
|
|
vkDestroyRenderPass(demo->device, demo->render_pass, NULL);
|
|
vkDestroyPipelineLayout(demo->device, demo->pipeline_layout, NULL);
|
|
vkDestroyDescriptorSetLayout(demo->device, demo->desc_layout, NULL);
|
|
|
|
vkDestroyBuffer(demo->device, demo->vertices.buf, NULL);
|
|
vkFreeMemory(demo->device, demo->vertices.mem, NULL);
|
|
|
|
for (i = 0; i < DEMO_TEXTURE_COUNT; i++) {
|
|
vkDestroyImageView(demo->device, demo->textures[i].view, NULL);
|
|
vkDestroyImage(demo->device, demo->textures[i].image, NULL);
|
|
vkFreeMemory(demo->device, demo->textures[i].mem, NULL);
|
|
vkDestroySampler(demo->device, demo->textures[i].sampler, NULL);
|
|
}
|
|
|
|
for (i = 0; i < demo->swapchainImageCount; i++) {
|
|
vkDestroyImageView(demo->device, demo->buffers[i].view, NULL);
|
|
}
|
|
|
|
vkDestroyImageView(demo->device, demo->depth.view, NULL);
|
|
vkDestroyImage(demo->device, demo->depth.image, NULL);
|
|
vkFreeMemory(demo->device, demo->depth.mem, NULL);
|
|
|
|
free(demo->buffers);
|
|
|
|
// Second, re-perform the demo_prepare() function, which will re-create the
|
|
// swapchain:
|
|
demo_prepare(demo);
|
|
}
|
|
|
|
int main(const int argc, const char *argv[]) {
|
|
struct demo demo;
|
|
|
|
demo_init(&demo, argc, argv);
|
|
demo_create_window(&demo);
|
|
demo_init_vk_swapchain(&demo);
|
|
|
|
demo_prepare(&demo);
|
|
demo_run(&demo);
|
|
|
|
demo_cleanup(&demo);
|
|
|
|
return validation_error;
|
|
}
|
|
|