refactored triangle to use builders and defaults
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cc21817445
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0a16b5bd9b
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@ -35,41 +35,44 @@ fn main() {
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format: vk::Format::D16_UNORM,
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samples: vk::SampleCountFlags::TYPE_1,
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load_op: vk::AttachmentLoadOp::CLEAR,
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initial_layout: vk::ImageLayout::DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
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final_layout: vk::ImageLayout::DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
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.. Default::default()
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},
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];
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let color_attachment_ref = vk::AttachmentReference {
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let color_attachment_refs = [vk::AttachmentReference {
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attachment: 0,
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layout: vk::ImageLayout::COLOR_ATTACHMENT_OPTIMAL,
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};
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}];
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let depth_attachment_ref = vk::AttachmentReference {
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attachment: 1,
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layout: vk::ImageLayout::DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
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};
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let dependency = vk::SubpassDependency {
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let dependencies = [vk::SubpassDependency {
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src_subpass: vk::SUBPASS_EXTERNAL,
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src_stage_mask: vk::PipelineStageFlags::COLOR_ATTACHMENT_OUTPUT,
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dst_access_mask: vk::AccessFlags::COLOR_ATTACHMENT_READ
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| vk::AccessFlags::COLOR_ATTACHMENT_WRITE,
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dst_stage_mask: vk::PipelineStageFlags::COLOR_ATTACHMENT_OUTPUT,
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.. Default::default()
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};
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let subpass = vk::SubpassDescription::builder()
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.color_attachments(&[color_attachment_ref])
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}];
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let subpasses = [vk::SubpassDescription::builder()
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.color_attachments(&color_attachment_refs)
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.depth_stencil_attachment( &depth_attachment_ref)
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.pipeline_bind_point( vk::PipelineBindPoint::GRAPHICS)
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.build();
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.build()];
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let renderpass_create_info = vk::RenderPassCreateInfo::builder()
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.attachments( &renderpass_attachments)
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.subpasses(&[subpass])
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.dependencies(&[dependency])
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.build();
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.subpasses( &subpasses)
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.dependencies( &dependencies);
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let renderpass = base
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.device
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.create_render_pass(&renderpass_create_info, None)
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.unwrap();
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let framebuffers: Vec<vk::Framebuffer> = base
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.present_image_views
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.iter()
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@ -80,19 +83,19 @@ fn main() {
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.attachments( &framebuffer_attachments)
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.width( base.surface_resolution.width)
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.height( base.surface_resolution.height)
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.layers(1)
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.build();
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.layers(1);
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base.device
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.create_framebuffer(&frame_buffer_create_info, None)
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.unwrap()
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}).collect();
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let index_buffer_data = [0u32, 1, 2];
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let index_buffer_info = vk::BufferCreateInfo {
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size: std::mem::size_of_val(&index_buffer_data) as u64,
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usage: vk::BufferUsageFlags::INDEX_BUFFER,
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sharing_mode: vk::SharingMode::EXCLUSIVE,
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..Default::default()
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};
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let index_buffer_info = vk::BufferCreateInfo::builder()
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.size( std::mem::size_of_val(&index_buffer_data) as u64)
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.usage( vk::BufferUsageFlags::INDEX_BUFFER)
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.sharing_mode(vk::SharingMode::EXCLUSIVE);
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let index_buffer = base.device.create_buffer(&index_buffer_info, None).unwrap();
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let index_buffer_memory_req = base.device.get_buffer_memory_requirements(index_buffer);
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let index_buffer_memory_index = find_memorytype_index(
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@ -100,6 +103,7 @@ fn main() {
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&base.device_memory_properties,
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vk::MemoryPropertyFlags::HOST_VISIBLE,
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).expect("Unable to find suitable memorytype for the index buffer.");
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let index_allocate_info = vk::MemoryAllocateInfo {
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allocation_size: index_buffer_memory_req.size,
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memory_type_index: index_buffer_memory_index,
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@ -134,13 +138,16 @@ fn main() {
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sharing_mode: vk::SharingMode::EXCLUSIVE,
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.. Default::default()
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};
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let vertex_input_buffer = base
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.device
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.create_buffer(&vertex_input_buffer_info, None)
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.unwrap();
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let vertex_input_buffer_memory_req = base
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.device
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.get_buffer_memory_requirements(vertex_input_buffer);
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let vertex_input_buffer_memory_index = find_memorytype_index(
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&vertex_input_buffer_memory_req,
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&base.device_memory_properties,
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@ -152,10 +159,12 @@ fn main() {
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memory_type_index: vertex_input_buffer_memory_index,
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.. Default::default()
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};
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let vertex_input_buffer_memory = base
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.device
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.allocate_memory(&vertex_buffer_allocate_info, None)
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.unwrap();
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let vertices = [
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Vertex {
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pos: [-1.0, 1.0, 0.0, 1.0],
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@ -170,6 +179,7 @@ fn main() {
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color: [1.0, 0.0, 0.0, 1.0],
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},
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];
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let vert_ptr = base
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.device
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.map_memory(
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@ -178,6 +188,7 @@ fn main() {
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vertex_input_buffer_memory_req.size,
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vk::MemoryMapFlags::empty(),
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).unwrap();
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let mut vert_align = Align::new(
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vert_ptr,
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align_of::<Vertex>() as u64,
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@ -231,6 +242,7 @@ fn main() {
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.. Default::default()
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},
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vk::PipelineShaderStageCreateInfo {
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s_type: vk::StructureType::PIPELINE_SHADER_STAGE_CREATE_INFO,
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module: fragment_shader_module,
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p_name: shader_entry_name.as_ptr(),
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stage: vk::ShaderStageFlags::FRAGMENT,
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@ -256,14 +268,18 @@ fn main() {
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offset: offset_of!(Vertex, color) as u32,
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},
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];
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let vertex_input_state_info = vk::PipelineVertexInputStateCreateInfo::builder()
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.vertex_attribute_descriptions(&vertex_input_attribute_descriptions)
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.vertex_binding_descriptions(&vertex_input_binding_descriptions)
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.build();
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let vertex_input_state_info = vk::PipelineVertexInputStateCreateInfo {
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vertex_attribute_description_count: vertex_input_attribute_descriptions.len() as u32,
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p_vertex_attribute_descriptions: vertex_input_attribute_descriptions.as_ptr(),
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vertex_binding_description_count: vertex_input_binding_descriptions.len() as u32,
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p_vertex_binding_descriptions: vertex_input_binding_descriptions.as_ptr(),
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.. Default::default()
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};
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let vertex_input_assembly_state_info = vk::PipelineInputAssemblyStateCreateInfo {
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topology: vk::PrimitiveTopology::TRIANGLE_LIST,
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.. Default::default()
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};
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let viewports = [vk::Viewport {
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x: 0.0,
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@ -279,8 +295,8 @@ fn main() {
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}];
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let viewport_state_info = vk::PipelineViewportStateCreateInfo::builder()
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.scissors(&scissors)
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.viewports(&viewports)
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.build();
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.viewports(&viewports);
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let rasterization_info = vk::PipelineRasterizationStateCreateInfo {
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front_face: vk::FrontFace::COUNTER_CLOCKWISE,
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line_width: 1.0,
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@ -319,13 +335,12 @@ fn main() {
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}];
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let color_blend_state = vk::PipelineColorBlendStateCreateInfo::builder()
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.logic_op( vk::LogicOp::CLEAR)
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.attachments(&color_blend_attachment_states)
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.build();
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.attachments( &color_blend_attachment_states);
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let dynamic_state = [vk::DynamicState::VIEWPORT, vk::DynamicState::SCISSOR];
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let dynamic_state_info = vk::PipelineDynamicStateCreateInfo::builder()
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.dynamic_states(&dynamic_state)
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.build();
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.dynamic_states(&dynamic_state);
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let graphic_pipeline_info = vk::GraphicsPipelineCreateInfo::builder()
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.stages(&shader_stage_create_infos)
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@ -340,6 +355,8 @@ fn main() {
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.layout( pipeline_layout)
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.render_pass(renderpass)
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.build();
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let graphics_pipelines = base
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.device
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.create_graphics_pipelines(vk::PipelineCache::null(), &[graphic_pipeline_info], None)
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@ -370,18 +387,15 @@ fn main() {
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},
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];
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let render_pass_begin_info = vk::RenderPassBeginInfo {
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s_type: vk::StructureType::RENDER_PASS_BEGIN_INFO,
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p_next: ptr::null(),
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render_pass: renderpass,
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framebuffer: framebuffers[present_index as usize],
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render_area: vk::Rect2D {
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let render_pass_begin_info = vk::RenderPassBeginInfo::builder()
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.render_pass(renderpass)
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.framebuffer( framebuffers[present_index as usize])
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.render_area( vk::Rect2D {
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offset: vk::Offset2D { x: 0, y: 0 },
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extent: base.surface_resolution.clone(),
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},
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clear_value_count: clear_values.len() as u32,
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p_clear_values: clear_values.as_ptr(),
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};
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})
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.clear_values( &clear_values);
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record_submit_commandbuffer(
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&base.device,
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base.draw_command_buffer,
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@ -428,11 +442,14 @@ fn main() {
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},
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);
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//let mut present_info_err = mem::uninitialized();
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let wait_semaphors = [base.rendering_complete_semaphore];
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let swapchains = [base.swapchain];
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let image_indices = [present_index];
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let present_info = vk::PresentInfoKHR::builder()
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.wait_semaphores(&[base.rendering_complete_semaphore])
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.swapchains(&[base.swapchain])
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.image_indices(&[present_index])
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.build();
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.wait_semaphores( &wait_semaphors) // &base.rendering_complete_semaphore)
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.swapchains( &swapchains)
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.image_indices( &image_indices);
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base.swapchain_loader
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.queue_present(base.present_queue, &present_info)
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.unwrap();
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