03b1f66ef1
By default, the matrix would be declared as mediump, causing precision issues. Need to dispatch to two separate functions since GLSL does not support overload based on precision.
39 lines
1.4 KiB
GLSL
39 lines
1.4 KiB
GLSL
#version 100
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struct Buffer
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{
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mat4 MVPRowMajor;
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mat4 MVPColMajor;
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mat4 M;
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};
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uniform Buffer _13;
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attribute vec4 Position;
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highp mat4 spvWorkaroundRowMajor(highp mat4 wrap) { return wrap; }
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mediump mat4 spvWorkaroundRowMajorMP(mediump mat4 wrap) { return wrap; }
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mat4 spvTranspose(mat4 m)
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{
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return mat4(m[0][0], m[1][0], m[2][0], m[3][0], m[0][1], m[1][1], m[2][1], m[3][1], m[0][2], m[1][2], m[2][2], m[3][2], m[0][3], m[1][3], m[2][3], m[3][3]);
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}
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void main()
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{
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vec4 c0 = spvWorkaroundRowMajor(_13.M) * (Position * _13.MVPRowMajor);
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vec4 c1 = spvWorkaroundRowMajor(_13.M) * (spvWorkaroundRowMajor(_13.MVPColMajor) * Position);
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vec4 c2 = spvWorkaroundRowMajor(_13.M) * (_13.MVPRowMajor * Position);
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vec4 c3 = spvWorkaroundRowMajor(_13.M) * (Position * spvWorkaroundRowMajor(_13.MVPColMajor));
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vec4 c4 = _13.MVPRowMajor * Position;
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vec4 c5 = Position * spvWorkaroundRowMajor(_13.MVPColMajor);
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vec4 c6 = Position * _13.MVPRowMajor;
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vec4 c7 = spvWorkaroundRowMajor(_13.MVPColMajor) * Position;
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vec4 c8 = (spvTranspose(_13.MVPRowMajor) * 2.0) * Position;
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vec4 c9 = (spvTranspose(spvWorkaroundRowMajor(_13.MVPColMajor)) * 2.0) * Position;
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vec4 c10 = Position * (spvTranspose(_13.MVPRowMajor) * 2.0);
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vec4 c11 = Position * (spvTranspose(spvWorkaroundRowMajor(_13.MVPColMajor)) * 2.0);
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gl_Position = ((((((((((c0 + c1) + c2) + c3) + c4) + c5) + c6) + c7) + c8) + c9) + c10) + c11;
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}
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