| /* |
| * |
| * Copyright (C) 2015 Valve Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Author: Chia-I Wu <olv@lunarg.com> |
| * Author: Courtney Goeltzenleuchter <courtney@LunarG.com> |
| * Author: Ian Elliott <ian@LunarG.com> |
| * Author: Jon Ashburn <jon@lunarg.com> |
| */ |
| #define _GNU_SOURCE |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <stdbool.h> |
| #include <assert.h> |
| |
| #ifdef _WIN32 |
| #pragma comment(linker, "/subsystem:windows") |
| #define APP_NAME_STR_LEN 80 |
| #endif // _WIN32 |
| |
| #include <vulkan/vulkan.h> |
| |
| #include "vulkan/vk_lunarg_debug_report.h" |
| |
| |
| #include <vulkan/vk_sdk_platform.h> |
| #include "linmath.h" |
| |
| #define DEMO_TEXTURE_COUNT 1 |
| #define APP_SHORT_NAME "cube" |
| #define APP_LONG_NAME "The Vulkan Cube 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 |
| |
| #ifdef _WIN32 |
| #define ERR_EXIT(err_msg, err_class) \ |
| do { \ |
| MessageBox(NULL, err_msg, err_class, MB_OK); \ |
| exit(1); \ |
| } while (0) |
| |
| #else // _WIN32 |
| |
| #define ERR_EXIT(err_msg, err_class) \ |
| do { \ |
| printf(err_msg); \ |
| fflush(stdout); \ |
| exit(1); \ |
| } while (0) |
| #endif // _WIN32 |
| |
| #define GET_INSTANCE_PROC_ADDR(inst, entrypoint) \ |
| { \ |
| demo->fp##entrypoint = (PFN_vk##entrypoint) vkGetInstanceProcAddr(inst, "vk"#entrypoint); \ |
| if (demo->fp##entrypoint == NULL) { \ |
| ERR_EXIT("vkGetInstanceProcAddr failed to find vk"#entrypoint, \ |
| "vkGetInstanceProcAddr Failure"); \ |
| } \ |
| } |
| |
| static PFN_vkGetDeviceProcAddr g_gdpa = NULL; |
| |
| #define GET_DEVICE_PROC_ADDR(dev, entrypoint) \ |
| { \ |
| if(!g_gdpa) \ |
| g_gdpa = (PFN_vkGetDeviceProcAddr) vkGetInstanceProcAddr(demo->inst, "vkGetDeviceProcAddr"); \ |
| demo->fp##entrypoint = (PFN_vk##entrypoint) g_gdpa(dev, "vk"#entrypoint); \ |
| if (demo->fp##entrypoint == NULL) { \ |
| ERR_EXIT("vkGetDeviceProcAddr failed to find vk"#entrypoint, \ |
| "vkGetDeviceProcAddr Failure"); \ |
| } \ |
| } |
| |
| /* |
| * structure to track all objects related to a texture. |
| */ |
| struct texture_object { |
| VkSampler sampler; |
| |
| VkImage image; |
| VkImageLayout imageLayout; |
| |
| VkMemoryAllocateInfo mem_alloc; |
| VkDeviceMemory mem; |
| VkImageView view; |
| int32_t tex_width, tex_height; |
| }; |
| |
| static char *tex_files[] = { |
| "lunarg.ppm" |
| }; |
| |
| struct vkcube_vs_uniform { |
| // Must start with MVP |
| float mvp[4][4]; |
| float position[12*3][4]; |
| float color[12*3][4]; |
| }; |
| |
| struct vktexcube_vs_uniform { |
| // Must start with MVP |
| float mvp[4][4]; |
| float position[12*3][4]; |
| float attr[12*3][4]; |
| }; |
| |
| //-------------------------------------------------------------------------------------- |
| // Mesh and VertexFormat Data |
| //-------------------------------------------------------------------------------------- |
| struct Vertex |
| { |
| float posX, posY, posZ, posW; // Position data |
| float r, g, b, a; // Color |
| }; |
| |
| struct VertexPosTex |
| { |
| float posX, posY, posZ, posW; // Position data |
| float u, v, s, t; // Texcoord |
| }; |
| |
| #define XYZ1(_x_, _y_, _z_) (_x_), (_y_), (_z_), 1.f |
| #define UV(_u_, _v_) (_u_), (_v_), 0.f, 1.f |
| |
| static const float g_vertex_buffer_data[] = { |
| -1.0f,-1.0f,-1.0f, // -X side |
| -1.0f,-1.0f, 1.0f, |
| -1.0f, 1.0f, 1.0f, |
| -1.0f, 1.0f, 1.0f, |
| -1.0f, 1.0f,-1.0f, |
| -1.0f,-1.0f,-1.0f, |
| |
| -1.0f,-1.0f,-1.0f, // -Z side |
| 1.0f, 1.0f,-1.0f, |
| 1.0f,-1.0f,-1.0f, |
| -1.0f,-1.0f,-1.0f, |
| -1.0f, 1.0f,-1.0f, |
| 1.0f, 1.0f,-1.0f, |
| |
| -1.0f,-1.0f,-1.0f, // -Y side |
| 1.0f,-1.0f,-1.0f, |
| 1.0f,-1.0f, 1.0f, |
| -1.0f,-1.0f,-1.0f, |
| 1.0f,-1.0f, 1.0f, |
| -1.0f,-1.0f, 1.0f, |
| |
| -1.0f, 1.0f,-1.0f, // +Y side |
| -1.0f, 1.0f, 1.0f, |
| 1.0f, 1.0f, 1.0f, |
| -1.0f, 1.0f,-1.0f, |
| 1.0f, 1.0f, 1.0f, |
| 1.0f, 1.0f,-1.0f, |
| |
| 1.0f, 1.0f,-1.0f, // +X side |
| 1.0f, 1.0f, 1.0f, |
| 1.0f,-1.0f, 1.0f, |
| 1.0f,-1.0f, 1.0f, |
| 1.0f,-1.0f,-1.0f, |
| 1.0f, 1.0f,-1.0f, |
| |
| -1.0f, 1.0f, 1.0f, // +Z side |
| -1.0f,-1.0f, 1.0f, |
| 1.0f, 1.0f, 1.0f, |
| -1.0f,-1.0f, 1.0f, |
| 1.0f,-1.0f, 1.0f, |
| 1.0f, 1.0f, 1.0f, |
| }; |
| |
| static const float g_uv_buffer_data[] = { |
| 0.0f, 0.0f, // -X side |
| 1.0f, 0.0f, |
| 1.0f, 1.0f, |
| 1.0f, 1.0f, |
| 0.0f, 1.0f, |
| 0.0f, 0.0f, |
| |
| 1.0f, 0.0f, // -Z side |
| 0.0f, 1.0f, |
| 0.0f, 0.0f, |
| 1.0f, 0.0f, |
| 1.0f, 1.0f, |
| 0.0f, 1.0f, |
| |
| 1.0f, 1.0f, // -Y side |
| 1.0f, 0.0f, |
| 0.0f, 0.0f, |
| 1.0f, 1.0f, |
| 0.0f, 0.0f, |
| 0.0f, 1.0f, |
| |
| 1.0f, 1.0f, // +Y side |
| 0.0f, 1.0f, |
| 0.0f, 0.0f, |
| 1.0f, 1.0f, |
| 0.0f, 0.0f, |
| 1.0f, 0.0f, |
| |
| 1.0f, 1.0f, // +X side |
| 0.0f, 1.0f, |
| 0.0f, 0.0f, |
| 0.0f, 0.0f, |
| 1.0f, 0.0f, |
| 1.0f, 1.0f, |
| |
| 0.0f, 1.0f, // +Z side |
| 0.0f, 0.0f, |
| 1.0f, 1.0f, |
| 0.0f, 0.0f, |
| 1.0f, 0.0f, |
| 1.0f, 1.0f, |
| }; |
| |
| void dumpMatrix(const char *note, mat4x4 MVP) |
| { |
| int i; |
| |
| printf("%s: \n", note); |
| for (i=0; i<4; i++) { |
| printf("%f, %f, %f, %f\n", MVP[i][0], MVP[i][1], MVP[i][2], MVP[i][3]); |
| } |
| printf("\n"); |
| fflush(stdout); |
| } |
| |
| void dumpVec4(const char *note, vec4 vector) |
| { |
| printf("%s: \n", note); |
| printf("%f, %f, %f, %f\n", vector[0], vector[1], vector[2], vector[3]); |
| printf("\n"); |
| fflush(stdout); |
| } |
| |
| VkBool32 dbgFunc( |
| VkFlags msgFlags, |
| VkDbgObjectType 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); |
| |
| if (msgFlags & VK_DBG_REPORT_ERROR_BIT) { |
| sprintf(message,"ERROR: [%s] Code %d : %s", pLayerPrefix, msgCode, pMsg); |
| } else if (msgFlags & VK_DBG_REPORT_WARN_BIT) { |
| // We know that we're submitting queues without fences, ignore this warning |
| if (strstr(pMsg, "vkQueueSubmit parameter, VkFence fence, is null pointer")){ |
| return false; |
| } |
| sprintf(message,"WARNING: [%s] Code %d : %s", pLayerPrefix, msgCode, pMsg); |
| } else { |
| return false; |
| } |
| |
| #ifdef _WIN32 |
| MessageBox(NULL, message, "Alert", MB_OK); |
| #else |
| printf("%s\n",message); |
| fflush(stdout); |
| #endif |
| 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; |
| } |
| |
| typedef struct _SwapchainBuffers { |
| VkImage image; |
| VkCommandBuffer cmd; |
| VkImageView view; |
| } SwapchainBuffers; |
| |
| struct demo { |
| #ifdef _WIN32 |
| #define APP_NAME_STR_LEN 80 |
| HINSTANCE connection; // hInstance - Windows Instance |
| char name[APP_NAME_STR_LEN]; // Name to put on the window/icon |
| HWND window; // hWnd - window handle |
| #else // _WIN32 |
| xcb_connection_t *connection; |
| xcb_screen_t *screen; |
| xcb_window_t window; |
| xcb_intern_atom_reply_t *atom_wm_delete_window; |
| #endif // _WIN32 |
| VkSurfaceKHR surface; |
| bool prepared; |
| bool use_staging_buffer; |
| |
| VkInstance inst; |
| VkPhysicalDevice gpu; |
| VkDevice device; |
| VkQueue queue; |
| uint32_t graphics_queue_node_index; |
| VkPhysicalDeviceProperties gpu_props; |
| VkQueueFamilyProperties *queue_props; |
| VkPhysicalDeviceMemoryProperties memory_properties; |
| |
| int width, height; |
| VkFormat format; |
| VkColorSpaceKHR color_space; |
| |
| PFN_vkGetPhysicalDeviceSurfaceSupportKHR fpGetPhysicalDeviceSurfaceSupportKHR; |
| PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR fpGetPhysicalDeviceSurfaceCapabilitiesKHR; |
| PFN_vkGetPhysicalDeviceSurfaceFormatsKHR fpGetPhysicalDeviceSurfaceFormatsKHR; |
| PFN_vkGetPhysicalDeviceSurfacePresentModesKHR fpGetPhysicalDeviceSurfacePresentModesKHR; |
| PFN_vkCreateSwapchainKHR fpCreateSwapchainKHR; |
| PFN_vkDestroySwapchainKHR fpDestroySwapchainKHR; |
| PFN_vkGetSwapchainImagesKHR fpGetSwapchainImagesKHR; |
| PFN_vkAcquireNextImageKHR fpAcquireNextImageKHR; |
| PFN_vkQueuePresentKHR fpQueuePresentKHR; |
| uint32_t swapchainImageCount; |
| VkSwapchainKHR swapchain; |
| SwapchainBuffers *buffers; |
| |
| VkCommandPool cmd_pool; |
| |
| struct { |
| VkFormat format; |
| |
| VkImage image; |
| VkMemoryAllocateInfo mem_alloc; |
| VkDeviceMemory mem; |
| VkImageView view; |
| } depth; |
| |
| struct texture_object textures[DEMO_TEXTURE_COUNT]; |
| |
| struct { |
| VkBuffer buf; |
| VkMemoryAllocateInfo mem_alloc; |
| VkDeviceMemory mem; |
| VkDescriptorBufferInfo buffer_info; |
| } uniform_data; |
| |
| VkCommandBuffer cmd; // Buffer for initialization commands |
| VkPipelineLayout pipeline_layout; |
| VkDescriptorSetLayout desc_layout; |
| VkPipelineCache pipelineCache; |
| VkRenderPass render_pass; |
| VkPipeline pipeline; |
| |
| mat4x4 projection_matrix; |
| mat4x4 view_matrix; |
| mat4x4 model_matrix; |
| |
| float spin_angle; |
| float spin_increment; |
| bool pause; |
| |
| VkShaderModule vert_shader_module; |
| VkShaderModule frag_shader_module; |
| |
| VkDescriptorPool desc_pool; |
| VkDescriptorSet desc_set; |
| |
| VkFramebuffer *framebuffers; |
| |
| bool quit; |
| int32_t curFrame; |
| int32_t frameCount; |
| bool validate; |
| bool use_break; |
| PFN_vkDbgCreateMsgCallback dbgCreateMsgCallback; |
| PFN_vkDbgDestroyMsgCallback dbgDestroyMsgCallback; |
| PFN_vkDbgMsgCallback dbgBreakCallback; |
| VkDbgMsgCallback msg_callback; |
| |
| uint32_t current_buffer; |
| uint32_t queue_count; |
| }; |
| |
| // 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) |
| { |
| // Search memtypes to find first index with those properties |
| for (uint32_t i = 0; i < 32; 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->cmd == VK_NULL_HANDLE) |
| return; |
| |
| err = vkEndCommandBuffer(demo->cmd); |
| assert(!err); |
| |
| const VkCommandBuffer cmd_bufs[] = { demo->cmd }; |
| VkFence nullFence = VK_NULL_HANDLE; |
| VkSubmitInfo submit_info = { |
| .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO, |
| .pNext = NULL, |
| .waitSemaphoreCount = 0, |
| .pWaitSemaphores = 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->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) |
| { |
| VkResult U_ASSERT_ONLY err; |
| |
| if (demo->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, |
| .bufferCount = 1, |
| }; |
| |
| err = vkAllocateCommandBuffers(demo->device, &cmd, &demo->cmd); |
| assert(!err); |
| |
| VkCommandBufferBeginInfo cmd_buf_info = { |
| .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, |
| .pNext = NULL, |
| .flags = 0, |
| .renderPass = VK_NULL_HANDLE, |
| .subpass = 0, |
| .framebuffer = VK_NULL_HANDLE, |
| .occlusionQueryEnable = VK_FALSE, |
| .queryFlags = 0, |
| .pipelineStatistics = 0, |
| }; |
| err = vkBeginCommandBuffer(demo->cmd, &cmd_buf_info); |
| assert(!err); |
| } |
| |
| VkImageMemoryBarrier image_memory_barrier = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .pNext = NULL, |
| .srcAccessMask = 0, |
| .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->cmd, src_stages, dest_stages, 0, 1, (const void * const*)&pmemory_barrier); |
| } |
| |
| static void demo_draw_build_cmd(struct demo *demo, VkCommandBuffer cmd_buf) |
| { |
| const VkCommandBufferBeginInfo cmd_buf_info = { |
| .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, |
| .pNext = NULL, |
| .flags = 0, |
| .renderPass = VK_NULL_HANDLE, |
| .subpass = 0, |
| .framebuffer = VK_NULL_HANDLE, |
| .occlusionQueryEnable = VK_FALSE, |
| .queryFlags = 0, |
| .pipelineStatistics = 0, |
| }; |
| const VkClearValue clear_values[2] = { |
| [0] = { .color.float32 = { 0.2f, 0.2f, 0.2f, 0.2f } }, |
| [1] = { .depthStencil = { 1.0f, 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(cmd_buf, &cmd_buf_info); |
| assert(!err); |
| |
| vkCmdBeginRenderPass(cmd_buf, &rp_begin, VK_SUBPASS_CONTENTS_INLINE); |
| |
| vkCmdBindPipeline(cmd_buf, VK_PIPELINE_BIND_POINT_GRAPHICS, |
| demo->pipeline); |
| vkCmdBindDescriptorSets(cmd_buf, 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(cmd_buf, 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(cmd_buf, 1, &scissor); |
| |
| vkCmdDraw(cmd_buf, 12 * 3, 1, 0, 0); |
| vkCmdEndRenderPass(cmd_buf); |
| |
| VkImageMemoryBarrier prePresentBarrier = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .pNext = NULL, |
| .srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT, |
| .dstAccessMask = 0, |
| .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(cmd_buf, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, |
| 0, 1, (const void * const*)&pmemory_barrier); |
| |
| |
| err = vkEndCommandBuffer(cmd_buf); |
| assert(!err); |
| } |
| |
| |
| void demo_update_data_buffer(struct demo *demo) |
| { |
| mat4x4 MVP, Model, VP; |
| int matrixSize = sizeof(MVP); |
| uint8_t *pData; |
| VkResult U_ASSERT_ONLY err; |
| |
| mat4x4_mul(VP, demo->projection_matrix, demo->view_matrix); |
| |
| // Rotate 22.5 degrees around the Y axis |
| mat4x4_dup(Model, demo->model_matrix); |
| mat4x4_rotate(demo->model_matrix, Model, 0.0f, 1.0f, 0.0f, (float)degreesToRadians(demo->spin_angle)); |
| mat4x4_mul(MVP, VP, demo->model_matrix); |
| |
| err = vkMapMemory(demo->device, demo->uniform_data.mem, 0, demo->uniform_data.mem_alloc.allocationSize, 0, (void **) &pData); |
| assert(!err); |
| |
| memcpy(pData, (const void*) &MVP[0][0], matrixSize); |
| |
| vkUnmapMemory(demo->device, demo->uniform_data.mem); |
| } |
| |
| static void demo_draw(struct demo *demo) |
| { |
| VkResult U_ASSERT_ONLY err; |
| VkSemaphore presentCompleteSemaphore; |
| VkSemaphoreCreateInfo presentCompleteSemaphoreCreateInfo = { |
| .sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO, |
| .pNext = NULL, |
| .flags = 0, |
| }; |
| VkFence nullFence = VK_NULL_HANDLE; |
| |
| err = vkCreateSemaphore(demo->device, |
| &presentCompleteSemaphoreCreateInfo, |
| NULL, |
| &presentCompleteSemaphore); |
| assert(!err); |
| |
| // Get the index of the next available swapchain image: |
| err = demo->fpAcquireNextImageKHR(demo->device, demo->swapchain, |
| UINT64_MAX, |
| presentCompleteSemaphore, |
| NULL,// 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, presentCompleteSemaphore, 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); |
| } |
| |
| // Assume the command buffer has been run on current_buffer before so |
| // we need to set the image layout back to COLOR_ATTACHMENT_OPTIMAL |
| demo_set_image_layout(demo, demo->buffers[demo->current_buffer].image, |
| VK_IMAGE_ASPECT_COLOR_BIT, |
| VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, |
| VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL); |
| 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. |
| |
| // FIXME/TODO: DEAL WITH VK_IMAGE_LAYOUT_PRESENT_SRC_KHR |
| VkSubmitInfo submit_info = { |
| .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO, |
| .pNext = NULL, |
| .waitSemaphoreCount = 1, |
| .pWaitSemaphores = &presentCompleteSemaphore, |
| .commandBufferCount = 1, |
| .pCommandBuffers = &demo->buffers[demo->current_buffer].cmd, |
| .signalSemaphoreCount = 0, |
| .pSignalSemaphores = NULL |
| }; |
| |
| err = vkQueueSubmit(demo->queue, 1, &submit_info, nullFence); |
| assert(!err); |
| |
| VkPresentInfoKHR present = { |
| .sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR, |
| .pNext = NULL, |
| .swapchainCount = 1, |
| .pSwapchains = &demo->swapchain, |
| .pImageIndices = &demo->current_buffer, |
| }; |
| |
| // TBD/TODO: SHOULD THE "present" PARAMETER BE "const" IN THE HEADER? |
| err = demo->fpQueuePresentKHR(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, presentCompleteSemaphore, 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 = demo->fpGetPhysicalDeviceSurfaceCapabilitiesKHR(demo->gpu, |
| demo->surface, |
| &surfCapabilities); |
| assert(!err); |
| |
| uint32_t presentModeCount; |
| err = demo->fpGetPhysicalDeviceSurfacePresentModesKHR(demo->gpu, |
| demo->surface, |
| &presentModeCount, NULL); |
| assert(!err); |
| VkPresentModeKHR *presentModes = |
| (VkPresentModeKHR *)malloc(presentModeCount * sizeof(VkPresentModeKHR)); |
| assert(presentModes); |
| err = demo->fpGetPhysicalDeviceSurfacePresentModesKHR(demo->gpu, |
| demo->surface, |
| &presentModeCount, presentModes); |
| assert(!err); |
| |
| VkExtent2D swapchainExtent; |
| // width and height are either both -1, or both not -1. |
| if (surfCapabilities.currentExtent.width == -1) |
| { |
| // If the surface size is undefined, the size is set to |
| // the size of the images requested. |
| swapchainExtent.width = demo->width; |
| swapchainExtent.height = demo->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; |
| } |
| |
| // If mailbox mode is available, use it, as is the lowest-latency non- |
| // tearing mode. If not, try IMMEDIATE which will usually be available, |
| // and is fastest (though it tears). If not, fall back to FIFO which is |
| // always available. |
| VkPresentModeKHR swapchainPresentMode = VK_PRESENT_MODE_FIFO_KHR; |
| for (size_t i = 0; i < presentModeCount; i++) { |
| if (presentModes[i] == VK_PRESENT_MODE_MAILBOX_KHR) { |
| swapchainPresentMode = VK_PRESENT_MODE_MAILBOX_KHR; |
| break; |
| } |
| if ((swapchainPresentMode != VK_PRESENT_MODE_MAILBOX_KHR) && |
| (presentModes[i] == VK_PRESENT_MODE_IMMEDIATE_KHR)) { |
| swapchainPresentMode = VK_PRESENT_MODE_IMMEDIATE_KHR; |
| } |
| } |
| |
| // Determine the number of VkImage's to use in the swap chain (we desire to |
| // own only 1 image at a time, besides the images being displayed and |
| // queued for display): |
| uint32_t desiredNumberOfSwapchainImages = surfCapabilities.minImageCount + 1; |
| if ((surfCapabilities.maxImageCount > 0) && |
| (desiredNumberOfSwapchainImages > surfCapabilities.maxImageCount)) |
| { |
| // Application must settle for fewer images than desired: |
| desiredNumberOfSwapchainImages = surfCapabilities.maxImageCount; |
| } |
| |
| VkSurfaceTransformFlagsKHR preTransform; |
| if (surfCapabilities.supportedTransforms & VK_SURFACE_TRANSFORM_NONE_BIT_KHR) { |
| preTransform = VK_SURFACE_TRANSFORM_NONE_BIT_KHR; |
| } else { |
| preTransform = surfCapabilities.currentTransform; |
| } |
| |
| const VkSwapchainCreateInfoKHR swapchain = { |
| .sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR, |
| .pNext = NULL, |
| .surface = demo->surface, |
| .minImageCount = desiredNumberOfSwapchainImages, |
| .imageFormat = demo->format, |
| .imageColorSpace = demo->color_space, |
| .imageExtent = { |
| .width = swapchainExtent.width, |
| .height = swapchainExtent.height, |
| }, |
| .imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, |
| .preTransform = preTransform, |
| .imageArrayLayers = 1, |
| .imageSharingMode = VK_SHARING_MODE_EXCLUSIVE, |
| .queueFamilyIndexCount = 0, |
| .pQueueFamilyIndices = NULL, |
| .presentMode = swapchainPresentMode, |
| .oldSwapchain = oldSwapchain, |
| .clipped = true, |
| }; |
| uint32_t i; |
| |
| err = demo->fpCreateSwapchainKHR(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) { |
| demo->fpDestroySwapchainKHR(demo->device, oldSwapchain, NULL); |
| } |
| |
| err = demo->fpGetSwapchainImagesKHR(demo->device, demo->swapchain, |
| &demo->swapchainImageCount, NULL); |
| assert(!err); |
| |
| VkImage* swapchainImages = |
| (VkImage*)malloc(demo->swapchainImageCount * sizeof(VkImage)); |
| assert(swapchainImages); |
| err = demo->fpGetSwapchainImagesKHR(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_image_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]; |
| |
| // Render loop will expect image to have been used before and in VK_IMAGE_LAYOUT_PRESENT_SRC_KHR |
| // layout and will change to COLOR_ATTACHMENT_OPTIMAL, so init the image to that state |
| demo_set_image_layout(demo, demo->buffers[i].image, |
| VK_IMAGE_ASPECT_COLOR_BIT, |
| VK_IMAGE_LAYOUT_UNDEFINED, |
| VK_IMAGE_LAYOUT_PRESENT_SRC_KHR); |
| |
| color_image_view.image = demo->buffers[i].image; |
| |
| err = vkCreateImageView(demo->device, |
| &color_image_view, NULL, &demo->buffers[i].view); |
| assert(!err); |
| } |
| } |
| |
| 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, |
| }; |
| |
| 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); |
| |
| vkGetImageMemoryRequirements(demo->device, |
| demo->depth.image, &mem_reqs); |
| assert(!err); |
| |
| demo->depth.mem_alloc.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; |
| demo->depth.mem_alloc.pNext = NULL; |
| demo->depth.mem_alloc.allocationSize = mem_reqs.size; |
| demo->depth.mem_alloc.memoryTypeIndex = 0; |
| |
| pass = memory_type_from_properties(demo, |
| mem_reqs.memoryTypeBits, |
| 0, /* No requirements */ |
| &demo->depth.mem_alloc.memoryTypeIndex); |
| assert(pass); |
| |
| /* allocate memory */ |
| err = vkAllocateMemory(demo->device, &demo->depth.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); |
| |
| /* create image view */ |
| view.image = demo->depth.image; |
| err = vkCreateImageView(demo->device, &view, NULL, &demo->depth.view); |
| assert(!err); |
| } |
| |
| /* Load a ppm file into memory */ |
| bool loadTexture(const char *filename, uint8_t *rgba_data, |
| VkSubresourceLayout *layout, |
| int32_t *width, int32_t *height) |
| { |
| FILE *fPtr = fopen(filename,"rb"); |
| char header[256], *cPtr; |
| |
| if (!fPtr) |
| return false; |
| |
| cPtr = fgets(header, 256, fPtr); // P6 |
| if (cPtr == NULL || strncmp(header, "P6\n", 3)) { |
| fclose(fPtr); |
| return false; |
| } |
| |
| do { |
| cPtr = fgets(header, 256, fPtr); |
| if (cPtr == NULL) { |
| fclose(fPtr); |
| return false; |
| } |
| } while ( !strncmp(header, "#", 1) ); |
| |
| sscanf(header, "%u %u", height, width); |
| if (rgba_data == NULL) { |
| fclose(fPtr); |
| return true; |
| } |
| fgets(header, 256, fPtr); // Format |
| if (cPtr == NULL || strncmp(header, "255\n", 3)) { |
| fclose(fPtr); |
| return false; |
| } |
| |
| for(int y = 0; y < *height; y++) |
| { |
| uint8_t *rowPtr = rgba_data; |
| for(int x = 0; x < *width; x++) |
| { |
| fread(rowPtr, 3, 1, fPtr); |
| rowPtr[3] = 255; /* Alpha of 1 */ |
| rowPtr += 4; |
| } |
| rgba_data += layout->rowPitch; |
| } |
| fclose(fPtr); |
| return true; |
| } |
| |
| static void demo_prepare_texture_image(struct demo *demo, |
| const char *filename, |
| struct texture_object *tex_obj, |
| VkImageTiling tiling, |
| VkImageUsageFlags usage, |
| VkFlags required_props) |
| { |
| const VkFormat tex_format = VK_FORMAT_R8G8B8A8_UNORM; |
| int32_t tex_width; |
| int32_t tex_height; |
| VkResult U_ASSERT_ONLY err; |
| bool U_ASSERT_ONLY pass; |
| |
| if (!loadTexture(filename, NULL, NULL, &tex_width, &tex_height)) |
| { |
| printf("Failed to load textures\n"); |
| fflush(stdout); |
| exit(1); |
| } |
| |
| 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, |
| }; |
| |
| VkMemoryRequirements mem_reqs; |
| |
| err = vkCreateImage(demo->device, &image_create_info, NULL, |
| &tex_obj->image); |
| assert(!err); |
| |
| vkGetImageMemoryRequirements(demo->device, tex_obj->image, &mem_reqs); |
| |
| tex_obj->mem_alloc.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; |
| tex_obj->mem_alloc.pNext = NULL; |
| tex_obj->mem_alloc.allocationSize = mem_reqs.size; |
| tex_obj->mem_alloc.memoryTypeIndex = 0; |
| |
| pass = memory_type_from_properties(demo, mem_reqs.memoryTypeBits, required_props, &tex_obj->mem_alloc.memoryTypeIndex); |
| assert(pass); |
| |
| /* allocate memory */ |
| err = vkAllocateMemory(demo->device, &tex_obj->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; |
| |
| vkGetImageSubresourceLayout(demo->device, tex_obj->image, &subres, &layout); |
| |
| err = vkMapMemory(demo->device, tex_obj->mem, 0, tex_obj->mem_alloc.allocationSize, 0, &data); |
| assert(!err); |
| |
| if (!loadTexture(filename, data, &layout, &tex_width, &tex_height)) { |
| fprintf(stderr, "Error loading texture: %s\n", filename); |
| } |
| |
| 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_UNDEFINED, |
| tex_obj->imageLayout); |
| /* 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_objs) |
| { |
| /* clean up staging resources */ |
| vkFreeMemory(demo->device, tex_objs->mem, NULL); |
| vkDestroyImage(demo->device, tex_objs->image, NULL); |
| } |
| |
| static void demo_prepare_textures(struct demo *demo) |
| { |
| const VkFormat tex_format = VK_FORMAT_R8G8B8A8_UNORM; |
| VkFormatProperties props; |
| uint32_t i; |
| |
| vkGetPhysicalDeviceFormatProperties(demo->gpu, tex_format, &props); |
| |
| for (i = 0; i < DEMO_TEXTURE_COUNT; i++) { |
| VkResult U_ASSERT_ONLY err; |
| |
| 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_files[i], &demo->textures[i], |
| VK_IMAGE_TILING_LINEAR, VK_IMAGE_USAGE_SAMPLED_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_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_files[i], &staging_texture, |
| VK_IMAGE_TILING_LINEAR, VK_IMAGE_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT); |
| |
| demo_prepare_texture_image(demo, tex_files[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); |
| |
| demo_set_image_layout(demo, demo->textures[i].image, |
| VK_IMAGE_ASPECT_COLOR_BIT, |
| demo->textures[i].imageLayout, |
| VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL); |
| |
| 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->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); |
| |
| demo_flush_init_cmd(demo); |
| |
| demo_destroy_texture_image(demo, &staging_texture); |
| } else { |
| /* Can't support VK_FORMAT_R8G8B8A8_UNORM !? */ |
| assert(!"No support for R8G8B8A8_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_BASE, |
| .addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, |
| .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, |
| .addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, |
| .mipLodBias = 0.0f, |
| .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); |
| } |
| } |
| |
| void demo_prepare_cube_data_buffer(struct demo *demo) |
| { |
| VkBufferCreateInfo buf_info; |
| VkMemoryRequirements mem_reqs; |
| uint8_t *pData; |
| int i; |
| mat4x4 MVP, VP; |
| VkResult U_ASSERT_ONLY err; |
| bool U_ASSERT_ONLY pass; |
| struct vktexcube_vs_uniform data; |
| |
| mat4x4_mul(VP, demo->projection_matrix, demo->view_matrix); |
| mat4x4_mul(MVP, VP, demo->model_matrix); |
| memcpy(data.mvp, MVP, sizeof(MVP)); |
| // dumpMatrix("MVP", MVP); |
| |
| for (i=0; i<12*3; i++) { |
| data.position[i][0] = g_vertex_buffer_data[i*3]; |
| data.position[i][1] = g_vertex_buffer_data[i*3+1]; |
| data.position[i][2] = g_vertex_buffer_data[i*3+2]; |
| data.position[i][3] = 1.0f; |
| data.attr[i][0] = g_uv_buffer_data[2*i]; |
| data.attr[i][1] = g_uv_buffer_data[2*i + 1]; |
| data.attr[i][2] = 0; |
| data.attr[i][3] = 0; |
| } |
| |
| memset(&buf_info, 0, sizeof(buf_info)); |
| buf_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; |
| buf_info.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT; |
| buf_info.size = sizeof(data); |
| err = vkCreateBuffer(demo->device, &buf_info, NULL, |
| &demo->uniform_data.buf); |
| assert(!err); |
| |
| vkGetBufferMemoryRequirements(demo->device, demo->uniform_data.buf, &mem_reqs); |
| |
| demo->uniform_data.mem_alloc.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; |
| demo->uniform_data.mem_alloc.pNext = NULL; |
| demo->uniform_data.mem_alloc.allocationSize = mem_reqs.size; |
| demo->uniform_data.mem_alloc.memoryTypeIndex = 0; |
| |
| pass = memory_type_from_properties(demo, |
| mem_reqs.memoryTypeBits, |
| VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, |
| &demo->uniform_data.mem_alloc.memoryTypeIndex); |
| assert(pass); |
| |
| err = vkAllocateMemory(demo->device, &demo->uniform_data.mem_alloc, |
| NULL, &(demo->uniform_data.mem)); |
| assert(!err); |
| |
| err = vkMapMemory(demo->device, demo->uniform_data.mem, 0, demo->uniform_data.mem_alloc.allocationSize, 0, (void **) &pData); |
| assert(!err); |
| |
| memcpy(pData, &data, sizeof data); |
| |
| vkUnmapMemory(demo->device, demo->uniform_data.mem); |
| |
| err = vkBindBufferMemory(demo->device, |
| demo->uniform_data.buf, |
| demo->uniform_data.mem, 0); |
| assert(!err); |
| |
| demo->uniform_data.buffer_info.buffer = demo->uniform_data.buf; |
| demo->uniform_data.buffer_info.offset = 0; |
| demo->uniform_data.buffer_info.range = sizeof(data); |
| } |
| |
| static void demo_prepare_descriptor_layout(struct demo *demo) |
| { |
| const VkDescriptorSetLayoutBinding layout_bindings[2] = { |
| [0] = { |
| .binding = 0, |
| .descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, |
| .descriptorCount = 1, |
| .stageFlags = VK_SHADER_STAGE_VERTEX_BIT, |
| .pImmutableSamplers = NULL, |
| }, |
| [1] = { |
| .binding = 1, |
| .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 = 2, |
| .pBinding = layout_bindings, |
| }; |
| 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) |
| { |
| VkShaderModule module; |
| VkShaderModuleCreateInfo moduleCreateInfo; |
| VkResult 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; |
| } |
| |
| char *demo_read_spv(const char *filename, size_t *psize) |
| { |
| long int size; |
| size_t U_ASSERT_ONLY retval; |
| void *shader_code; |
| |
| FILE *fp = fopen(filename, "rb"); |
| if (!fp) return NULL; |
| |
| fseek(fp, 0L, SEEK_END); |
| size = ftell(fp); |
| |
| fseek(fp, 0L, SEEK_SET); |
| |
| shader_code = malloc(size); |
| retval = fread(shader_code, size, 1, fp); |
| assert(retval == 1); |
| |
| *psize = size; |
| |
| fclose(fp); |
| return shader_code; |
| } |
| |
| static VkShaderModule demo_prepare_vs(struct demo *demo) |
| { |
| void *vertShaderCode; |
| size_t size; |
| |
| vertShaderCode = demo_read_spv("cube-vert.spv", &size); |
| |
| demo->vert_shader_module = demo_prepare_shader_module(demo, vertShaderCode, size); |
| |
| free(vertShaderCode); |
| |
| return demo->vert_shader_module; |
| } |
| |
| static VkShaderModule demo_prepare_fs(struct demo *demo) |
| { |
| void *fragShaderCode; |
| size_t size; |
| |
| fragShaderCode = demo_read_spv("cube-frag.spv", &size); |
| |
| demo->frag_shader_module = demo_prepare_shader_module(demo, fragShaderCode, size); |
| |
| free(fragShaderCode); |
| |
| 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; |
| |
| memset(&vi, 0, sizeof(vi)); |
| vi.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO; |
| |
| 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_COUNTER_CLOCKWISE; |
| rs.depthClampEnable = VK_FALSE; |
| rs.rasterizerDiscardEnable = VK_FALSE; |
| rs.depthBiasEnable = VK_FALSE; |
| |
| 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"; |
| |
| memset(&pipelineCache, 0, sizeof(pipelineCache)); |
| pipelineCache.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO; |
| |
| err = vkCreatePipelineCache(demo->device, &pipelineCache, NULL, &demo->pipelineCache); |
| assert(!err); |
| |
| 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; |
| |
| pipeline.renderPass = demo->render_pass; |
| |
| err = vkCreateGraphicsPipelines(demo->device, demo->pipelineCache, |
| 1, &pipeline, NULL, &demo->pipeline); |
| assert(!err); |
| |
| 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_counts[2] = { |
| [0] = { |
| .type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, |
| .descriptorCount = 1, |
| }, |
| [1] = { |
| .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 = 2, |
| .pPoolSizes = type_counts, |
| }; |
| 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 writes[2]; |
| 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, |
| .setLayoutCount = 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(&writes, 0, sizeof(writes)); |
| |
| writes[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; |
| writes[0].dstSet = demo->desc_set; |
| writes[0].descriptorCount = 1; |
| writes[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; |
| writes[0].pBufferInfo = &demo->uniform_data.buffer_info; |
| |
| writes[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; |
| writes[1].dstSet = demo->desc_set; |
| writes[1].dstBinding = 1; |
| writes[1].descriptorCount = DEMO_TEXTURE_COUNT; |
| writes[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; |
| writes[1].pImageInfo = tex_descs; |
| |
| vkUpdateDescriptorSets(demo->device, 2, writes, 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 = 0, |
| }; |
| 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, |
| .bufferCount = 1, |
| }; |
| |
| demo_prepare_buffers(demo); |
| demo_prepare_depth(demo); |
| demo_prepare_textures(demo); |
| demo_prepare_cube_data_buffer(demo); |
| |
| demo_prepare_descriptor_layout(demo); |
| demo_prepare_render_pass(demo); |
| demo_prepare_pipeline(demo); |
| |
| for (uint32_t i = 0; i < demo->swapchainImageCount; i++) { |
| err = vkAllocateCommandBuffers(demo->device, &cmd, &demo->buffers[i].cmd); |
| assert(!err); |
| } |
| |
| demo_prepare_descriptor_pool(demo); |
| demo_prepare_descriptor_set(demo); |
| |
| demo_prepare_framebuffers(demo); |
| |
| for (uint32_t i = 0; i < demo->swapchainImageCount; i++) { |
| demo->current_buffer = i; |
| demo_draw_build_cmd(demo, demo->buffers[i].cmd); |
| } |
| |
| /* |
| * Prepare functions above may generate pipeline commands |
| * that need to be flushed before beginning the render loop. |
| */ |
| demo_flush_init_cmd(demo); |
| |
| demo->current_buffer = 0; |
| demo->prepared = true; |
| } |
| |
| static void demo_cleanup(struct demo *demo) |
| { |
| uint32_t i; |
| |
| demo->prepared = false; |
| |
| for (i = 0; i < demo->swapchainImageCount; i++) { |
| vkDestroyFramebuffer(demo->device, demo->framebuffers[i], NULL); |
| } |
| free(demo->framebuffers); |
| vkDestroyDescriptorPool(demo->device, demo->desc_pool, NULL); |
| |
| vkDestroyPipeline(demo->device, demo->pipeline, NULL); |
| vkDestroyPipelineCache(demo->device, demo->pipelineCache, NULL); |
| vkDestroyRenderPass(demo->device, demo->render_pass, NULL); |
| vkDestroyPipelineLayout(demo->device, demo->pipeline_layout, NULL); |
| vkDestroyDescriptorSetLayout(demo->device, demo->desc_layout, 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); |
| } |
| demo->fpDestroySwapchainKHR(demo->device, demo->swapchain, NULL); |
| |
| vkDestroyImageView(demo->device, demo->depth.view, NULL); |
| vkDestroyImage(demo->device, demo->depth.image, NULL); |
| vkFreeMemory(demo->device, demo->depth.mem, NULL); |
| |
| vkDestroyBuffer(demo->device, demo->uniform_data.buf, NULL); |
| vkFreeMemory(demo->device, demo->uniform_data.mem, NULL); |
| |
| for (i = 0; i < demo->swapchainImageCount; i++) { |
| vkDestroyImageView(demo->device, demo->buffers[i].view, NULL); |
| vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, &demo->buffers[i].cmd); |
| } |
| free(demo->buffers); |
| |
| free(demo->queue_props); |
| |
| vkDestroyCommandPool(demo->device, demo->cmd_pool, NULL); |
| vkDestroyDevice(demo->device, NULL); |
| if (demo->validate) { |
| demo->dbgDestroyMsgCallback(demo->inst, demo->msg_callback); |
| } |
| vkDestroySurfaceKHR(demo->inst, demo->surface, NULL); |
| vkDestroyInstance(demo->inst, NULL); |
| |
| #ifndef _WIN32 |
| xcb_destroy_window(demo->connection, demo->window); |
| xcb_disconnect(demo->connection); |
| free(demo->atom_wm_delete_window); |
| #endif // _WIN32 |
| } |
| |
| static void demo_resize(struct demo *demo) |
| { |
| uint32_t i; |
| |
| // Don't react to resize until after first initialization. |
| if (!demo->prepared) { |
| return; |
| } |
| // 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: |
| demo->prepared = false; |
| |
| for (i = 0; i < demo->swapchainImageCount; i++) { |
| vkDestroyFramebuffer(demo->device, demo->framebuffers[i], NULL); |
| } |
| free(demo->framebuffers); |
| vkDestroyDescriptorPool(demo->device, demo->desc_pool, NULL); |
| |
| vkDestroyPipeline(demo->device, demo->pipeline, NULL); |
| vkDestroyPipelineCache(demo->device, demo->pipelineCache, NULL); |
| vkDestroyRenderPass(demo->device, demo->render_pass, NULL); |
| vkDestroyPipelineLayout(demo->device, demo->pipeline_layout, NULL); |
| vkDestroyDescriptorSetLayout(demo->device, demo->desc_layout, 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); |
| } |
| |
| vkDestroyImageView(demo->device, demo->depth.view, NULL); |
| vkDestroyImage(demo->device, demo->depth.image, NULL); |
| vkFreeMemory(demo->device, demo->depth.mem, NULL); |
| |
| vkDestroyBuffer(demo->device, demo->uniform_data.buf, NULL); |
| vkFreeMemory(demo->device, demo->uniform_data.mem, NULL); |
| |
| for (i = 0; i < demo->swapchainImageCount; i++) { |
| vkDestroyImageView(demo->device, demo->buffers[i].view, NULL); |
| vkFreeCommandBuffers(demo->device, demo->cmd_pool, 1, &demo->buffers[i].cmd); |
| } |
| vkDestroyCommandPool(demo->device, demo->cmd_pool, NULL); |
| free(demo->buffers); |
| |
| // Second, re-perform the demo_prepare() function, which will re-create the |
| // swapchain: |
| demo_prepare(demo); |
| } |
| |
| // On MS-Windows, make this a global, so it's available to WndProc() |
| struct demo demo; |
| |
| #ifdef _WIN32 |
| static void demo_run(struct demo *demo) |
| { |
| if (!demo->prepared) |
| return; |
| // Wait for work to finish before updating MVP. |
| vkDeviceWaitIdle(demo->device); |
| demo_update_data_buffer(demo); |
| |
| demo_draw(demo); |
| |
| // Wait for work to finish before updating MVP. |
| vkDeviceWaitIdle(demo->device); |
| |
| demo->curFrame++; |
| |
| if (demo->frameCount != INT_MAX && demo->curFrame == demo->frameCount) |
| { |
| demo->quit=true; |
| demo_cleanup(demo); |
| ExitProcess(0); |
| } |
| |
| } |
| |
| // MS-Windows event handling function: |
| LRESULT CALLBACK WndProc(HWND hWnd, |
| UINT uMsg, |
| WPARAM wParam, |
| LPARAM lParam) |
| { |
| switch(uMsg) |
| { |
| case WM_CLOSE: |
| PostQuitMessage(0); |
| break; |
| case WM_PAINT: |
| demo_run(&demo); |
| break; |
| case WM_SIZE: |
| demo.width = lParam & 0xffff; |
| demo.height = lParam & 0xffff0000 >> 16; |
| demo_resize(&demo); |
| break; |
| default: |
| break; |
| } |
| return (DefWindowProc(hWnd, uMsg, wParam, lParam)); |
| } |
| |
| static void demo_create_window(struct demo *demo) |
| { |
| WNDCLASSEX win_class; |
| |
| // Initialize the window class structure: |
| win_class.cbSize = sizeof(WNDCLASSEX); |
| win_class.style = CS_HREDRAW | CS_VREDRAW; |
| win_class.lpfnWndProc = WndProc; |
| win_class.cbClsExtra = 0; |
| win_class.cbWndExtra = 0; |
| win_class.hInstance = demo->connection; // hInstance |
| win_class.hIcon = LoadIcon(NULL, IDI_APPLICATION); |
| win_class.hCursor = LoadCursor(NULL, IDC_ARROW); |
| win_class.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH); |
| win_class.lpszMenuName = NULL; |
| win_class.lpszClassName = demo->name; |
| win_class.hIconSm = LoadIcon(NULL, IDI_WINLOGO); |
| // Register window class: |
| if (!RegisterClassEx(&win_class)) { |
| // It didn't work, so try to give a useful error: |
| printf("Unexpected error trying to start the application!\n"); |
| fflush(stdout); |
| exit(1); |
| } |
| // Create window with the registered class: |
| RECT wr = { 0, 0, demo->width, demo->height }; |
| AdjustWindowRect(&wr, WS_OVERLAPPEDWINDOW, FALSE); |
| demo->window = CreateWindowEx(0, |
| demo->name, // class name |
| demo->name, // app name |
| WS_OVERLAPPEDWINDOW | // window style |
| WS_VISIBLE | |
| WS_SYSMENU, |
| 100,100, // x/y coords |
| wr.right-wr.left, // width |
| wr.bottom-wr.top, // height |
| NULL, // handle to parent |
| NULL, // handle to menu |
| demo->connection, // hInstance |
| NULL); // no extra parameters |
| 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); |
| } |
| } |
| #else // _WIN32 |
| static void demo_handle_event(struct demo *demo, |
| const xcb_generic_event_t *event) |
| { |
| uint8_t event_code = event->response_type & 0x7f; |
| switch (event_code) { |
| case XCB_EXPOSE: |
| // TODO: Resize window |
| break; |
| case XCB_CLIENT_MESSAGE: |
| if((*(xcb_client_message_event_t*)event).data.data32[0] == |
| (*demo->atom_wm_delete_window).atom) { |
| demo->quit = true; |
| } |
| break; |
| case XCB_KEY_RELEASE: |
| { |
| const xcb_key_release_event_t *key = |
| (const xcb_key_release_event_t *) event; |
| |
| switch (key->detail) { |
| case 0x9: // Escape |
| demo->quit = true; |
| break; |
| case 0x71: // left arrow key |
| demo->spin_angle += demo->spin_increment; |
| break; |
| case 0x72: // right arrow key |
| demo->spin_angle -= demo->spin_increment; |
| break; |
| case 0x41: |
| demo->pause = !demo->pause; |
| break; |
| } |
| } |
| break; |
| case XCB_CONFIGURE_NOTIFY: |
| { |
| const xcb_configure_notify_event_t *cfg = |
| (const xcb_configure_notify_event_t *) event; |
| if ((demo->width != cfg->width) || (demo->height != cfg->height)) { |
| demo_resize(demo); |
| } |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void demo_run(struct demo *demo) |
| { |
| xcb_flush(demo->connection); |
| |
| while (!demo->quit) { |
| xcb_generic_event_t *event; |
| |
| if (demo->pause) { |
| event = xcb_wait_for_event(demo->connection); |
| } else { |
| event = xcb_poll_for_event(demo->connection); |
| } |
| if (event) { |
| demo_handle_event(demo, event); |
| free(event); |
| } |
| |
| // Wait for work to finish before updating MVP. |
| vkDeviceWaitIdle(demo->device); |
| demo_update_data_buffer(demo); |
| |
| demo_draw(demo); |
| |
| // Wait for work to finish before updating MVP. |
| vkDeviceWaitIdle(demo->device); |
| demo->curFrame++; |
| if (demo->frameCount != INT32_MAX && demo->curFrame == demo->frameCount) |
| demo->quit = true; |
| |
| } |
| } |
| |
| static void demo_create_window(struct demo *demo) |
| { |
| uint32_t value_mask, value_list[32]; |
| |
| demo->window = xcb_generate_id(demo->connection); |
| |
| value_mask = XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK; |
| value_list[0] = demo->screen->black_pixel; |
| value_list[1] = XCB_EVENT_MASK_KEY_RELEASE | |
| XCB_EVENT_MASK_EXPOSURE | |
| XCB_EVENT_MASK_STRUCTURE_NOTIFY; |
| |
| xcb_create_window(demo->connection, |
| XCB_COPY_FROM_PARENT, |
| demo->window, demo->screen->root, |
| 0, 0, demo->width, demo->height, 0, |
| XCB_WINDOW_CLASS_INPUT_OUTPUT, |
| demo->screen->root_visual, |
| value_mask, value_list); |
| |
| /* Magic code that will send notification when window is destroyed */ |
| xcb_intern_atom_cookie_t cookie = xcb_intern_atom(demo->connection, 1, 12, |
| "WM_PROTOCOLS"); |
| xcb_intern_atom_reply_t* reply = xcb_intern_atom_reply(demo->connection, cookie, 0); |
| |
| xcb_intern_atom_cookie_t cookie2 = xcb_intern_atom(demo->connection, 0, 16, "WM_DELETE_WINDOW"); |
| demo->atom_wm_delete_window = xcb_intern_atom_reply(demo->connection, cookie2, 0); |
| |
| xcb_change_property(demo->connection, XCB_PROP_MODE_REPLACE, |
| demo->window, (*reply).atom, 4, 32, 1, |
| &(*demo->atom_wm_delete_window).atom); |
| free(reply); |
| |
| xcb_map_window(demo->connection, demo->window); |
| |
| // Force the x/y coordinates to 100,100 results are identical in consecutive runs |
| const uint32_t coords[] = {100, 100}; |
| xcb_configure_window(demo->connection, demo->window, |
| XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y, coords); |
| } |
| #endif // _WIN32 |
| |
| /* |
| * 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, char **check_names, |
| uint32_t layer_count, VkLayerProperties *layers) |
| { |
| for (uint32_t i = 0; i < check_count; i++) { |
| VkBool32 found = 0; |
| for (uint32_t j = 0; j < layer_count; j++) { |
| if (!strcmp(check_names[i], layers[j].layerName)) { |
| found = 1; |
| } |
| } |
| 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; |
| char *extension_names[64]; |
| VkExtensionProperties *instance_extensions; |
| VkPhysicalDevice *physical_devices; |
| VkLayerProperties *instance_layers; |
| VkLayerProperties *device_layers; |
| uint32_t instance_extension_count = 0; |
| uint32_t instance_layer_count = 0; |
| uint32_t enabled_extension_count = 0; |
| uint32_t enabled_layer_count = 0; |
| |
| char *instance_validation_layers[] = { |
| "VK_LAYER_LUNARG_Threading", |
| "VK_LAYER_LUNARG_MemTracker", |
| "VK_LAYER_LUNARG_ObjectTracker", |
| "VK_LAYER_LUNARG_DrawState", |
| "VK_LAYER_LUNARG_ParamChecker", |
| "VK_LAYER_LUNARG_Swapchain", |
| "VK_LAYER_LUNARG_DeviceLimits", |
| "VK_LAYER_LUNARG_Image", |
| }; |
| |
| char *device_validation_layers[] = { |
| "VK_LAYER_LUNARG_Threading", |
| "VK_LAYER_LUNARG_MemTracker", |
| "VK_LAYER_LUNARG_ObjectTracker", |
| "VK_LAYER_LUNARG_DrawState", |
| "VK_LAYER_LUNARG_ParamChecker", |
| "VK_LAYER_LUNARG_Swapchain", |
| "VK_LAYER_LUNARG_DeviceLimits", |
| "VK_LAYER_LUNARG_Image", |
| }; |
| |
| /* Look for validation layers */ |
| VkBool32 validation_found = 0; |
| err = vkEnumerateInstanceLayerProperties(&instance_layer_count, NULL); |
| assert(!err); |
| |
| instance_layers = malloc(sizeof(VkLayerProperties) * instance_layer_count); |
| err = vkEnumerateInstanceLayerProperties(&instance_layer_count, instance_layers); |
| assert(!err); |
| |
| if (demo->validate) { |
| validation_found = demo_check_layers(ARRAY_SIZE(instance_validation_layers), instance_validation_layers, |
| instance_layer_count, 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"); |
| } |
| enabled_layer_count = ARRAY_SIZE(instance_validation_layers); |
| } |
| |
| err = vkEnumerateInstanceExtensionProperties(NULL, &instance_extension_count, NULL); |
| assert(!err); |
| |
| VkBool32 surfaceExtFound = 0; |
| VkBool32 platformSurfaceExtFound = 0; |
| memset(extension_names, 0, sizeof(extension_names)); |
| instance_extensions = malloc(sizeof(VkExtensionProperties) * instance_extension_count); |
| err = vkEnumerateInstanceExtensionProperties(NULL, &instance_extension_count, instance_extensions); |
| assert(!err); |
| for (uint32_t i = 0; i < instance_extension_count; i++) { |
| if (!strcmp(VK_KHR_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) { |
| surfaceExtFound = 1; |
| extension_names[enabled_extension_count++] = VK_KHR_SURFACE_EXTENSION_NAME; |
| } |
| #ifdef _WIN32 |
| if (!strcmp(VK_KHR_WIN32_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) { |
| platformSurfaceExtFound = 1; |
| extension_names[enabled_extension_count++] = VK_KHR_WIN32_SURFACE_EXTENSION_NAME; |
| } |
| #else // _WIN32 |
| if (!strcmp(VK_KHR_XCB_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) { |
| platformSurfaceExtFound = 1; |
| extension_names[enabled_extension_count++] = VK_KHR_XCB_SURFACE_EXTENSION_NAME; |
| } |
| #endif // _WIN32 |
| if (!strcmp(VK_DEBUG_REPORT_EXTENSION_NAME, instance_extensions[i].extensionName)) { |
| if (demo->validate) { |
| extension_names[enabled_extension_count++] = VK_DEBUG_REPORT_EXTENSION_NAME; |
| } |
| } |
| assert(enabled_extension_count < 64); |
| } |
| if (!surfaceExtFound) { |
| ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " |
| VK_KHR_SURFACE_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 (!platformSurfaceExtFound) { |
| #ifdef _WIN32 |
| ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " |
| VK_KHR_WIN32_SURFACE_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"); |
| #else // _WIN32 |
| ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the " |
| VK_KHR_XCB_SURFACE_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"); |
| #endif // _WIN32 |
| } |
| 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, |
| }; |
| VkInstanceCreateInfo inst_info = { |
| .sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO, |
| .pNext = NULL, |
| .pApplicationInfo = &app, |
| .enabledLayerNameCount = enabled_layer_count, |
| .ppEnabledLayerNames = (const char *const*) ((demo->validate) ? instance_validation_layers : NULL), |
| .enabledExtensionNameCount = enabled_extension_count, |
| .ppEnabledExtensionNames = (const char *const*) 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"); |
| } |
| |
| free(instance_layers); |
| free(instance_extensions); |
| |
| /* 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); |
| physical_devices = malloc(sizeof(VkPhysicalDevice) * gpu_count); |
| err = vkEnumeratePhysicalDevices(demo->inst, &gpu_count, physical_devices); |
| assert(!err); |
| /* For cube demo we just grab the first physical device */ |
| demo->gpu = physical_devices[0]; |
| free(physical_devices); |
| |
| /* Look for validation layers */ |
| validation_found = 0; |
| enabled_layer_count = 0; |
| uint32_t device_layer_count = 0; |
| err = vkEnumerateDeviceLayerProperties(demo->gpu, &device_layer_count, NULL); |
| assert(!err); |
| |
| device_layers = malloc(sizeof(VkLayerProperties) * device_layer_count); |
| err = vkEnumerateDeviceLayerProperties(demo->gpu, &device_layer_count, device_layers); |
| assert(!err); |
| |
| if (demo->validate) { |
| validation_found = demo_check_layers(ARRAY_SIZE(device_validation_layers), device_validation_layers, |
| device_layer_count, device_layers); |
| if (!validation_found) { |
| ERR_EXIT("vkEnumerateDeviceLayerProperties failed to find" |
| "a required validation layer.\n\n" |
| "Please look at the Getting Started guide for additional " |
| "information.\n", |
| "vkCreateDevice Failure"); |
| } |
| enabled_layer_count = ARRAY_SIZE(device_validation_layers); |
| } |
| |
| uint32_t device_extension_count = 0; |
| VkExtensionProperties *device_extensions = NULL; |
| err = vkEnumerateDeviceExtensionProperties( |
| demo->gpu, NULL, &device_extension_count, NULL); |
| assert(!err); |
| |
| VkBool32 swapchainExtFound = 0; |
| enabled_extension_count = 0; |
| memset(extension_names, 0, sizeof(extension_names)); |
| device_extensions = malloc(sizeof(VkExtensionProperties) * device_extension_count); |
| err = vkEnumerateDeviceExtensionProperties( |
| demo->gpu, NULL, &device_extension_count, device_extensions); |
| assert(!err); |
| |
| for (uint32_t i = 0; i < device_extension_count; i++) { |
| if (!strcmp(VK_KHR_SWAPCHAIN_EXTENSION_NAME, device_extensions[i].extensionName)) { |
| swapchainExtFound = 1; |
| extension_names[enabled_extension_count++] = VK_KHR_SWAPCHAIN_EXTENSION_NAME; |
| } |
| assert(enabled_extension_count < 64); |
| } |
| 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) { |
| demo->dbgCreateMsgCallback = (PFN_vkDbgCreateMsgCallback) vkGetInstanceProcAddr(demo->inst, "vkDbgCreateMsgCallback"); |
| demo->dbgDestroyMsgCallback = (PFN_vkDbgDestroyMsgCallback) vkGetInstanceProcAddr(demo->inst, "vkDbgDestroyMsgCallback"); |
| if (!demo->dbgCreateMsgCallback) { |
| ERR_EXIT("GetProcAddr: Unable to find vkDbgCreateMsgCallback\n", |
| "vkGetProcAddr Failure"); |
| } |
| if (!demo->dbgDestroyMsgCallback) { |
| ERR_EXIT("GetProcAddr: Unable to find vkDbgDestroyMsgCallback\n", |
| "vkGetProcAddr Failure"); |
| } |
| demo->dbgBreakCallback = (PFN_vkDbgMsgCallback) vkGetInstanceProcAddr(demo->inst, "vkDbgBreakCallback"); |
| if (!demo->dbgBreakCallback) { |
| ERR_EXIT("GetProcAddr: Unable to find vkDbgBreakCallback\n", |
| "vkGetProcAddr Failure"); |
| } |
| |
| PFN_vkDbgMsgCallback callback; |
| |
| if (!demo->use_break) { |
| callback = dbgFunc; |
| } else { |
| callback = demo->dbgBreakCallback; |
| } |
| err = demo->dbgCreateMsgCallback( |
| demo->inst, |
| VK_DBG_REPORT_ERROR_BIT | VK_DBG_REPORT_WARN_BIT, |
| callback, NULL, |
| &demo->msg_callback); |
| switch (err) { |
| case VK_SUCCESS: |
| break; |
| case VK_ERROR_OUT_OF_HOST_MEMORY: |
| ERR_EXIT("dbgCreateMsgCallback: out of host memory\n", |
| "dbgCreateMsgCallback Failure"); |
| break; |
| default: |
| ERR_EXIT("dbgCreateMsgCallback: unknown failure\n", |
| "dbgCreateMsgCallback Failure"); |
| break; |
| } |
| } |
| vkGetPhysicalDeviceProperties(demo->gpu, &demo->gpu_props); |
| |
| /* Call with NULL data to get count */ |
| vkGetPhysicalDeviceQueueFamilyProperties(demo->gpu, &demo->queue_count, NULL); |
| assert(demo->queue_count >= 1); |
| |
| demo->queue_props = (VkQueueFamilyProperties *) malloc(demo->queue_count * sizeof(VkQueueFamilyProperties)); |
| vkGetPhysicalDeviceQueueFamilyProperties(demo->gpu, &demo->queue_count, demo->queue_props); |
| // Find a queue that supports gfx |
| uint32_t gfx_queue_idx = 0; |
| for (gfx_queue_idx = 0; gfx_queue_idx<demo->queue_count; gfx_queue_idx++) { |
| if (demo->queue_props[gfx_queue_idx].queueFlags & VK_QUEUE_GRAPHICS_BIT) |
| break; |
| } |
| assert(gfx_queue_idx < demo->queue_count); |
| // Query fine-grained feature support for this device. |
| // If app has specific feature requirements it should check supported features based on this query |
| VkPhysicalDeviceFeatures physDevFeatures; |
| vkGetPhysicalDeviceFeatures(demo->gpu, &physDevFeatures); |
| |
| float queue_priorities[1] = { 0.0 }; |
| const VkDeviceQueueCreateInfo queue = { |
| .sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO, |
| .pNext = NULL, |
| .queueFamilyIndex = gfx_queue_idx, |
| .queueCount = 1, |
| .pQueuePriorities = queue_priorities |
| }; |
| |
| VkDeviceCreateInfo device = { |
| .sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO, |
| .pNext = NULL, |
| .queueCreateInfoCount = 1, |
| .pQueueCreateInfos = &queue, |
| .enabledLayerNameCount = enabled_layer_count, |
| .ppEnabledLayerNames = (const char *const*) ((demo->validate) ? device_validation_layers : NULL), |
| .enabledExtensionNameCount = enabled_extension_count, |
| .ppEnabledExtensionNames = (const char *const*) extension_names, |
| .pEnabledFeatures = NULL, // If specific features are required, pass them in here |
| }; |
| |
| err = vkCreateDevice(demo->gpu, &device, NULL, &demo->device); |
| assert(!err); |
| |
| free(device_layers); |
| |
| GET_INSTANCE_PROC_ADDR(demo->inst, GetPhysicalDeviceSurfaceSupportKHR); |
| GET_INSTANCE_PROC_ADDR(demo->inst, GetPhysicalDeviceSurfaceCapabilitiesKHR); |
| GET_INSTANCE_PROC_ADDR(demo->inst, GetPhysicalDeviceSurfaceFormatsKHR); |
| GET_INSTANCE_PROC_ADDR(demo->inst, GetPhysicalDeviceSurfacePresentModesKHR); |
| GET_DEVICE_PROC_ADDR(demo->device, CreateSwapchainKHR); |
| GET_DEVICE_PROC_ADDR(demo->device, DestroySwapchainKHR); |
| GET_DEVICE_PROC_ADDR(demo->device, GetSwapchainImagesKHR); |
| GET_DEVICE_PROC_ADDR(demo->device, AcquireNextImageKHR); |
| GET_DEVICE_PROC_ADDR(demo->device, QueuePresentKHR); |
| } |
| |
| static void demo_init_vk_swapchain(struct demo *demo) |
| { |
| VkResult err; |
| uint32_t i; |
| |
| // Create a WSI surface for the window: |
| #ifdef _WIN32 |
| err = vkCreateWin32SurfaceKHR(demo->inst, demo->connection, demo->window, |
| NULL, &demo->surface); |
| |
| #else // _WIN32 |
| err = vkCreateXcbSurfaceKHR(demo->inst, demo->connection, demo->window, |
| NULL, &demo->surface); |
| #endif // _WIN32 |
| |
| // 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++) { |
| demo->fpGetPhysicalDeviceSurfaceSupportKHR(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 (uint32_t 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; |
| |
| vkGetDeviceQueue(demo->device, demo->graphics_queue_node_index, |
| 0, &demo->queue); |
| |
| // Get the list of VkFormat's that are supported: |
| uint32_t formatCount; |
| err = demo->fpGetPhysicalDeviceSurfaceFormatsKHR(demo->gpu, |
| demo->surface, |
| &formatCount, NULL); |
| assert(!err); |
| VkSurfaceFormatKHR *surfFormats = |
| (VkSurfaceFormatKHR *)malloc(formatCount * sizeof(VkSurfaceFormatKHR)); |
| err = demo->fpGetPhysicalDeviceSurfaceFormatsKHR(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->quit = false; |
| demo->curFrame = 0; |
| |
| // Get Memory information and properties |
| vkGetPhysicalDeviceMemoryProperties(demo->gpu, &demo->memory_properties); |
| } |
| |
| static void demo_init_connection(struct demo *demo) |
| { |
| #ifndef _WIN32 |
| const xcb_setup_t *setup; |
| xcb_screen_iterator_t iter; |
| int scr; |
| |
| demo->connection = xcb_connect(NULL, &scr); |
| if (demo->connection == NULL) { |
| printf("Cannot find a compatible Vulkan installable client driver " |
| "(ICD).\nExiting ...\n"); |
| fflush(stdout); |
| exit(1); |
| } |
| |
| setup = xcb_get_setup(demo->connection); |
| iter = xcb_setup_roots_iterator(setup); |
| while (scr-- > 0) |
| xcb_screen_next(&iter); |
| |
| demo->screen = iter.data; |
| #endif // _WIN32 |
| } |
| |
| static void demo_init(struct demo *demo, int argc, char **argv) |
| { |
| vec3 eye = {0.0f, 3.0f, 5.0f}; |
| vec3 origin = {0, 0, 0}; |
| vec3 up = {0.0f, 1.0f, 0.0}; |
| |
| memset(demo, 0, sizeof(*demo)); |
| demo->frameCount = INT32_MAX; |
| |
| for (int 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 = 500; |
| demo->height = 500; |
| |
| demo->spin_angle = 0.01f; |
| demo->spin_increment = 0.01f; |
| demo->pause = false; |
| |
| mat4x4_perspective(demo->projection_matrix, (float)degreesToRadians(45.0f), 1.0f, 0.1f, 100.0f); |
| mat4x4_look_at(demo->view_matrix, eye, origin, up); |
| mat4x4_identity(demo->model_matrix); |
| } |
| |
| |
| #ifdef _WIN32 |
| extern int __getmainargs( |
| int * _Argc, |
| char *** _Argv, |
| char *** _Env, |
| int _DoWildCard, |
| int * new_mode); |
| |
| int WINAPI WinMain(HINSTANCE hInstance, |
| HINSTANCE hPrevInstance, |
| LPSTR pCmdLine, |
| int nCmdShow) |
| { |
| MSG msg; // message |
| bool done; // flag saying when app is complete |
| int argc; |
| char** argv; |
| char** env; |
| int new_mode = 0; |
| |
| __getmainargs(&argc,&argv,&env,0,&new_mode); |
| |
| demo_init(&demo, argc, argv); |
| demo.connection = hInstance; |
| strncpy(demo.name, "cube", APP_NAME_STR_LEN); |
| demo_create_window(&demo); |
| demo_init_vk_swapchain(&demo); |
| |
| demo_prepare(&demo); |
| |
| done = false; //initialize loop condition variable |
| /* main message loop*/ |
| while(!done) |
| { |
| PeekMessage(&msg, NULL, 0, 0, PM_REMOVE); |
| if (msg.message == WM_QUIT) //check for a quit message |
| { |
| done = true; //if found, quit app |
| } |
| else |
| { |
| /* Translate and dispatch to event queue*/ |
| TranslateMessage(&msg); |
| DispatchMessage(&msg); |
| } |
| RedrawWindow(demo.window, NULL, NULL, RDW_INTERNALPAINT); |
| } |
| |
| demo_cleanup(&demo); |
| |
| return (int) msg.wParam; |
| } |
| #else // _WIN32 |
| int main(int argc, 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 0; |
| } |
| #endif // _WIN32 |