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completed up to framebuffers in the vulkan tutorial.

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Warwick 2025-01-16 15:59:34 +00:00
parent dbcf80b0f6
commit 9e446a579f
1 changed files with 68 additions and 0 deletions
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68
src/main.c
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@ -57,6 +57,9 @@ typedef struct Application {
uint32_t swapChainImageViewCount;
VkRenderPass renderPass;
VkPipelineLayout pipelineLayout;
VkPipeline graphicsPipeline;
VkFramebuffer *swapChainFramebuffers;
uint32_t swapChainFramebufferCount;
} Application;
typedef struct SwapChainSupportDetails {
@ -775,6 +778,18 @@ void createGraphicsPipeline(Application *app) {
colorBlendAttachment.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO; // Optional
colorBlendAttachment.alphaBlendOp = VK_BLEND_OP_ADD; // Optional
VkPipelineColorBlendStateCreateInfo colorBlending = {0};
colorBlending.sType =
VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
colorBlending.logicOpEnable = VK_FALSE;
colorBlending.logicOp = VK_LOGIC_OP_COPY;
colorBlending.attachmentCount = 1;
colorBlending.pAttachments = &colorBlendAttachment;
colorBlending.blendConstants[0] = 0.0f;
colorBlending.blendConstants[1] = 0.0f;
colorBlending.blendConstants[2] = 0.0f;
colorBlending.blendConstants[3] = 0.0f;
VkPipelineLayoutCreateInfo pipelineLayoutInfo = {0};
pipelineLayoutInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
pipelineLayoutInfo.setLayoutCount = 0; // Optional
@ -788,6 +803,28 @@ void createGraphicsPipeline(Application *app) {
exit(EXIT_FAILURE);
}
VkGraphicsPipelineCreateInfo pipelineInfo = {0};
pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
pipelineInfo.stageCount = 2;
pipelineInfo.pStages = shaderStages;
pipelineInfo.pVertexInputState = &vertexInputInfo;
pipelineInfo.pInputAssemblyState = &inputAssembly;
pipelineInfo.pViewportState = &viewportState;
pipelineInfo.pRasterizationState = &rasterizer;
pipelineInfo.pMultisampleState = &multisampling;
pipelineInfo.pColorBlendState = &colorBlending;
pipelineInfo.pDynamicState = &dynamicState;
pipelineInfo.layout = app->pipelineLayout;
pipelineInfo.renderPass = app->renderPass;
pipelineInfo.subpass = 0;
pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
if (vkCreateGraphicsPipelines(app->device, VK_NULL_HANDLE, 1, &pipelineInfo,
NULL, &app->graphicsPipeline) != VK_SUCCESS) {
fprintf(stderr, "Failed to create graphics pipeline!");
exit(EXIT_FAILURE);
}
vkDestroyShaderModule(app->device, fragShaderModule, NULL);
vkDestroyShaderModule(app->device, vertShaderModule, NULL);
}
@ -826,6 +863,31 @@ void createRenderPass(Application *app) {
}
}
void createFramebuffers(Application *app) {
app->swapChainFramebufferCount = app->swapChainImageViewCount;
app->swapChainFramebuffers =
malloc(app->swapChainFramebufferCount * sizeof(VkFramebuffer));
for (size_t i = 0; i < app->swapChainImageViewCount; i++) {
VkImageView attachments[] = {app->swapChainImageViews[i]};
VkFramebufferCreateInfo framebufferInfo = {0};
framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
framebufferInfo.renderPass = app->renderPass;
framebufferInfo.attachmentCount = 1;
framebufferInfo.pAttachments = attachments;
framebufferInfo.width = app->swapChainExtent.width;
framebufferInfo.height = app->swapChainExtent.height;
framebufferInfo.layers = 1;
if (vkCreateFramebuffer(app->device, &framebufferInfo, NULL,
&app->swapChainFramebuffers[i]) != VK_SUCCESS) {
fprintf(stderr, "Failed to create framebuffer!");
exit(EXIT_FAILURE);
}
}
}
void initVulkan(Application *app) {
createInstance(app);
setupDebugMessenger(app);
@ -836,6 +898,7 @@ void initVulkan(Application *app) {
createImageViews(app);
createRenderPass(app);
createGraphicsPipeline(app);
createFramebuffers(app);
}
void mainLoop(Application *app) {
@ -845,6 +908,11 @@ void mainLoop(Application *app) {
}
void cleanup(Application *app) {
for (uint i = 0; i < app->swapChainFramebufferCount; i++) {
vkDestroyFramebuffer(app->device, app->swapChainFramebuffers[i], NULL);
}
free(app->swapChainFramebuffers);
vkDestroyPipeline(app->device, app->graphicsPipeline, NULL);
vkDestroyPipelineLayout(app->device, app->pipelineLayout, NULL);
vkDestroyRenderPass(app->device, app->renderPass, NULL);
for (size_t i = 0; i < app->swapChainImageViewCount; i++) {