96 lines
2.4 KiB
HLSL
96 lines
2.4 KiB
HLSL
// I just reuse this one for the shadow mapping right?
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struct Input
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{
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float3 Position : TEXCOORD0;
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float3 Normal : TEXCOORD1;
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float4 Color : TEXCOORD2;
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float2 UV : TEXCOORD3;
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uint Bones : TEXCOORD4;
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uint weights : TEXCOORD5;
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uint Instance : SV_InstanceID;
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};
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struct Output
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{
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float2 TexCoord : TEXCOORD0;
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float3 WorldPos : TEXCOORD1;
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float3 Normal: TEXCOORD2;
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float4 DirectionalShadowFragPos: TEXCOORD3;
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uint Instance: TEXCOORD4;
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float3 ScreenNormal: TEXCOORD5;
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float4 Position : SV_Position;
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};
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struct Scene
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{
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float4x4 Model;
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uint textureMode; // 0 = regular triple,
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// 0x10 = video yuv,
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uint pad0; // 0 = regular triple,
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uint pad1; // 0 = regular triple,
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uint pad2; // 0 = regular triple,
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};
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StructuredBuffer<Scene> scene: register(t0, space0);
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cbuffer Uniforms : register(b0, space1)
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{
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float4x4 ViewProjection;
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float4x4 NoTranslateView;
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float4x4 ShadowMapProjection;
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float time;
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};
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float4x4 ExtractRotation(float4x4 m)
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{
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// Extract basis vectors
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float3 x = float3(m._11, m._12, m._13);
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float3 y = float3(m._21, m._22, m._23);
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float3 z = float3(m._31, m._32, m._33);
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// Remove scale by normalizing each axis
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x = normalize(x);
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y = normalize(y);
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z = normalize(z);
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// Reconstruct rotation matrix
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float3x3 m2 = float3x3(x, y, z);
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return float4x4(
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float4(m2[0][0], m2[0][1], m2[0][2], 0.0),
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float4(m2[1][0], m2[1][1], m2[1][2], 0.0),
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float4(m2[2][0], m2[2][1], m2[2][2], 0.0),
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float4(0.0, 0.0, 0.0, 1.0)
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);}
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Output main(Input input)
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{
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Output output;
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output.TexCoord = input.UV;
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float4 pos = float4(input.Position, 1.0);
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// pos.x += 0.2 * sin(time * 0.5 ) * pos.y * 0.5;
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// pos.y += 0.2 * cos(time * 0.5 ) * pos.z * 0.5;
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float4 WorldPos = mul(scene[input.Instance].Model, pos);
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output.Position = mul(ViewProjection, mul(scene[input.Instance].Model, pos));
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output.WorldPos = WorldPos.xyz;
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float4x4 noTranslate = ExtractRotation(scene[input.Instance].Model);
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output.Normal = normalize(mul(noTranslate, float4(input.Normal, 1.0))).xyz;
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float4x4 noTranslateScreen = mul(NoTranslateView, noTranslate);
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output.ScreenNormal = mul(noTranslateScreen, float4(input.Normal, 1.0)).xyz;
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output.DirectionalShadowFragPos = mul(ShadowMapProjection, WorldPos);
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output.Instance = input.Instance;
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return output;
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}
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