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WIP "Graphics pipeline basics: Conclusion"

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TODO "Drawing: Framebuffers"
https://vulkan-tutorial.com/Drawing_a_triangle/Drawing/Framebuffers
This commit is contained in:
Stephen Seo 2024-03-13 13:03:24 +09:00
parent 0ea1243ddc
commit fa9c52ac10
1 changed files with 44 additions and 0 deletions
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44
src/main.rs
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@ -173,6 +173,7 @@ struct VulkanApp {
swap_chain_image_views: Vec<ffi::VkImageView>,
render_pass: ffi::VkRenderPass,
pipeline_layout: ffi::VkPipelineLayout,
graphics_pipeline: ffi::VkPipeline,
}
impl VulkanApp {
@ -193,6 +194,7 @@ impl VulkanApp {
swap_chain_image_views: Vec::new(),
render_pass: std::ptr::null_mut(),
pipeline_layout: std::ptr::null_mut(),
graphics_pipeline: std::ptr::null_mut(),
}
}
@ -939,6 +941,42 @@ impl VulkanApp {
return Err(String::from("Failed to create pipeline layout!"));
}
let mut pipeline_info: ffi::VkGraphicsPipelineCreateInfo = unsafe { std::mem::zeroed() };
pipeline_info.sType = ffi::VkStructureType_VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
pipeline_info.stageCount = 2;
pipeline_info.pStages = shader_stages.as_ptr();
pipeline_info.pVertexInputState = std::ptr::addr_of!(vertex_input_info);
pipeline_info.pInputAssemblyState = std::ptr::addr_of!(input_assembly);
pipeline_info.pViewportState = std::ptr::addr_of!(viewport_state);
pipeline_info.pRasterizationState = std::ptr::addr_of!(rasterizer_info);
pipeline_info.pMultisampleState = std::ptr::addr_of!(multisampling_info);
pipeline_info.pDepthStencilState = std::ptr::null();
pipeline_info.pColorBlendState = std::ptr::addr_of!(color_blend_info_struct);
pipeline_info.pDynamicState = std::ptr::addr_of!(dynamic_state_info_struct);
pipeline_info.layout = self.pipeline_layout;
pipeline_info.renderPass = self.render_pass;
pipeline_info.subpass = 0;
pipeline_info.basePipelineHandle = std::ptr::null_mut();
pipeline_info.basePipelineIndex = -1;
let result = unsafe {
ffi::vkCreateGraphicsPipelines(
self.device,
std::ptr::null_mut(),
1,
std::ptr::addr_of!(pipeline_info),
std::ptr::null(),
std::ptr::addr_of_mut!(self.graphics_pipeline),
)
};
if result != ffi::VkResult_VK_SUCCESS {
return Err(String::from("Failed to create a graphics pipeline!"));
}
// TODO: Use the *_shader_stage_info structs before vert/frag_shader_module is cleaned up.
Ok(())
}
@ -1166,6 +1204,12 @@ impl VulkanApp {
impl Drop for VulkanApp {
fn drop(&mut self) {
if !self.graphics_pipeline.is_null() {
unsafe {
ffi::vkDestroyPipeline(self.device, self.graphics_pipeline, std::ptr::null());
}
}
if !self.pipeline_layout.is_null() {
unsafe {
ffi::vkDestroyPipelineLayout(self.device, self.pipeline_layout, std::ptr::null());