setup vertex, index buffer

TestApp1/TestApp1.cpp

@@ -6,6 +6,7 @@
 #endif
 #include <DK.h>
 
+
 class TestApp1 : public DKApplication
 {
 	DKObject<DKWindow> window;
@@ -31,6 +32,28 @@ public:
 		DKObject<DKCommandQueue> queue = device->CreateCommandQueue(DKCommandQueue::Graphics);
 		DKObject<DKSwapChain> swapChain = queue->CreateSwapChain(window);
 
+		struct Vertex
+		{
+			DKVector3 position;
+			DKVector3 color;
+		};
+		DKArray<Vertex> vertexData =
+		{
+			{ { 1.0f,  1.0f, 0.0f },{ 1.0f, 0.0f, 0.0f } },
+			{ { -1.0f,  1.0f, 0.0f },{ 0.0f, 1.0f, 0.0f } },
+			{ { 0.0f, -1.0f, 0.0f },{ 0.0f, 0.0f, 1.0f } }
+		};
+		uint32_t vertexBufferSize = static_cast<uint32_t>(vertexData.Count()) * sizeof(Vertex);
+		DKArray<uint32_t> indexData = { 0, 1, 2 };
+		uint32_t indexBufferSize = indexData.Count() * sizeof(uint32_t);
+
+		DKObject<DKGpuBuffer> vertexBuffer = device->CreateBuffer(vertexBufferSize, DKGpuBuffer::StorageModeShared, DKCpuCacheModeDefault);
+		memcpy(vertexBuffer->Lock(), vertexData, vertexBufferSize);
+		vertexBuffer->Unlock();
+
+		DKObject<DKGpuBuffer> indexBuffer = device->CreateBuffer(indexBufferSize, DKGpuBuffer::StorageModeShared, DKCpuCacheModeDefault);
+		memcpy(indexBuffer->Lock(), indexData, indexBufferSize);
+		indexBuffer->Unlock();
 
 		DKRenderPipelineDescriptor pipelineDescriptor;
 		pipelineDescriptor.vertexFunction = vertShaderFunction;
@@ -38,7 +61,13 @@ public:
 		pipelineDescriptor.colorAttachments.Resize(1);
 		pipelineDescriptor.colorAttachments.Value(0).pixelFormat = swapChain->ColorPixelFormat();
 		pipelineDescriptor.rasterizationEnabled = true;
-
+		pipelineDescriptor.vertexDescriptor.attributes = {
+			{ DKVertexFormat::Float4, 0, 0, 0 },
+			{ DKVertexFormat::Float4, sizeof(DKVector3), 0, 1 },
+		};
+		pipelineDescriptor.vertexDescriptor.layouts = {
+			{ DKVertexStepRate::Vertex, 0, 0 },
+		};
 
 		DKObject<DKRenderPipelineState> pipelineState = device->CreateRenderPipeline(pipelineDescriptor, NULL);