10_fixed_functions.diff

diff --git a/../steps/09_shader_modules/main.go b/../steps/10_fixed_functions/main.go
index 11fdb21..76e61c8 100644
--- a/../steps/09_shader_modules/main.go
+++ b/../steps/10_fixed_functions/main.go
@@ -59,6 +59,8 @@ type HelloTriangleApplication struct {
 	swapchainImageFormat core1_0.Format
 	swapchainExtent      core1_0.Extent2D
 	swapchainImageViews  []core1_0.ImageView
+
+	pipelineLayout core1_0.PipelineLayout
 }
 
 func (app *HelloTriangleApplication) Run() error {
@@ -144,6 +146,10 @@ appLoop:
 }
 
 func (app *HelloTriangleApplication) cleanup() {
+	if app.pipelineLayout != nil {
+		app.pipelineLayout.Destroy(nil)
+	}
+
 	for _, imageView := range app.swapchainImageViews {
 		imageView.Destroy(nil)
 	}
@@ -284,7 +290,7 @@ func (app *HelloTriangleApplication) pickPhysicalDevice() error {
 	}
 
 	if app.physicalDevice == nil {
-		return errors.Errorf("failed to find a suitable GPU!")
+		return errors.New("failed to find a suitable GPU!")
 	}
 
 	return nil
@@ -473,6 +479,13 @@ func (app *HelloTriangleApplication) createGraphicsPipeline() error {
 	}
 	defer fragShader.Destroy(nil)
 
+	_ = &core1_0.PipelineVertexInputStateCreateInfo{}
+
+	_ = &core1_0.PipelineInputAssemblyStateCreateInfo{
+		Topology:               core1_0.PrimitiveTopologyTriangleList,
+		PrimitiveRestartEnable: false,
+	}
+
 	_ = &core1_0.PipelineShaderStageCreateInfo{
 		Stage:  core1_0.StageVertex,
 		Module: vertShader,
@@ -485,6 +498,62 @@ func (app *HelloTriangleApplication) createGraphicsPipeline() error {
 		Name:   "main",
 	}
 
+	_ = &core1_0.PipelineViewportStateCreateInfo{
+		Viewports: []core1_0.Viewport{
+			{
+				X:        0,
+				Y:        0,
+				Width:    float32(app.swapchainExtent.Width),
+				Height:   float32(app.swapchainExtent.Height),
+				MinDepth: 0,
+				MaxDepth: 1,
+			},
+		},
+		Scissors: []core1_0.Rect2D{
+			{
+				Offset: core1_0.Offset2D{X: 0, Y: 0},
+				Extent: app.swapchainExtent,
+			},
+		},
+	}
+
+	_ = &core1_0.PipelineRasterizationStateCreateInfo{
+		DepthClampEnable:        false,
+		RasterizerDiscardEnable: false,
+
+		PolygonMode: core1_0.PolygonModeFill,
+		CullMode:    core1_0.CullModeBack,
+		FrontFace:   core1_0.FrontFaceClockwise,
+
+		DepthBiasEnable: false,
+
+		LineWidth: 1.0,
+	}
+
+	_ = &core1_0.PipelineMultisampleStateCreateInfo{
+		SampleShadingEnable:  false,
+		RasterizationSamples: core1_0.Samples1,
+		MinSampleShading:     1.0,
+	}
+
+	_ = &core1_0.PipelineColorBlendStateCreateInfo{
+		LogicOpEnabled: false,
+		LogicOp:        core1_0.LogicOpCopy,
+
+		BlendConstants: [4]float32{0, 0, 0, 0},
+		Attachments: []core1_0.PipelineColorBlendAttachmentState{
+			{
+				BlendEnabled:   false,
+				ColorWriteMask: core1_0.ColorComponentRed | core1_0.ColorComponentGreen | core1_0.ColorComponentBlue | core1_0.ColorComponentAlpha,
+			},
+		},
+	}
+
+	app.pipelineLayout, _, err = app.device.CreatePipelineLayout(nil, core1_0.PipelineLayoutCreateInfo{})
+	if err != nil {
+		return err
+	}
+
 	return nil
 }