XCEngine/engine/assets/builtin/shaders/forward-lit/forward-lit.vs.hlsl

// XC_BUILTIN_FORWARD_LIT_D3D12_VS
cbuffer PerObjectConstants : register(b0) {
    float4x4 gProjectionMatrix;
    float4x4 gViewMatrix;
    float4x4 gModelMatrix;
    float4x4 gNormalMatrix;
};

struct VSInput {
    float3 position : POSITION;
    float3 normal : NORMAL;
    float2 texcoord : TEXCOORD0;
};

struct PSInput {
    float4 position : SV_POSITION;
    float3 normalWS : TEXCOORD0;
    float2 texcoord : TEXCOORD1;
    float3 positionWS : TEXCOORD2;
};

PSInput MainVS(VSInput input) {
    PSInput output;
    float4 positionWS = mul(gModelMatrix, float4(input.position, 1.0f));
    float4 positionVS = mul(gViewMatrix, positionWS);
    output.position = mul(gProjectionMatrix, positionVS);
    output.normalWS = mul((float3x3)gNormalMatrix, input.normal);
    output.texcoord = input.texcoord;
    output.positionWS = positionWS.xyz;
    return output;
}