1 files changed, 35 insertions, 0 deletions
diff --git a/demo/d3d/shaders/meshVS.hlsl b/demo/d3d/shaders/meshVS.hlsl
new file mode 100644
index 0000000..d2fa9e5
--- /dev/null
+++ b/demo/d3d/shaders/meshVS.hlsl
@@ -0,0 +1,35 @@
+#include "shaderCommon.h"
+
+cbuffer constBuf : register(b0)
+{
+	MeshShaderConst gParams;
+};
+
+MeshVertexOut meshVS(MeshVertexIn input)
+{
+	const float4x4 modelViewProjectionMatrix = gParams.modelViewProjection;
+	const float4x4 modelViewMatrix = gParams.modelView;
+	const float4x4 objectTransform  = gParams.objectTransform;
+	const float4x4 lightTransform = gParams.lightTransform;
+	
+	float3 n = normalize(mul(objectTransform, float4(input.normal, 0.0)).xyz);
+	float3 p = mul(objectTransform, float4(input.position.xyz, 1.0)).xyz;
+
+	// calculate window-space point size
+	MeshVertexOut output;
+	output.position = mul(modelViewProjectionMatrix, float4(p + gParams.expand * n, 1.0));
+
+	output.worldNormal = n;
+	output.lightOffsetPosition = mul(lightTransform, float4(p + n * gParams.bias, 1.0));
+	output.viewLightDir = mul(modelViewMatrix, float4(gParams.lightDir, 0.0));
+	output.worldPosition = p;
+	if (gParams.colorArray)
+		output.color = input.color;
+	else
+		output.color = gParams.color;
+	output.texCoord = float2(input.texCoord.x, 1.0f - input.texCoord.y);	// flip the y component of uv (glsl to hlsl conversion)
+	output.secondaryColor = gParams.secondaryColor;
+	output.viewPosition = mul(modelViewMatrix, float4(input.position.xyz, 1.0));
+
+	return output;
+}