104 lines
1.8 KiB
Plaintext
104 lines
1.8 KiB
Plaintext
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uniform float2x2 testMatrix2x2;
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uniform float3x3 testMatrix3x3;
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uniform float4 testInputs;
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uniform half4 colorRed, colorGreen;
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uniform half unknownInput;
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bool test_mat2_mat2() {
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float2x2 m, mm;
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const float2x2 i = float2x2(1.0);
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const float2x2 z = float2x2(0.0);
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const float2x2 s = float2x2(float4(1.0));
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m = testMatrix2x2 * i;
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m = i * testMatrix2x2;
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m = m * i;
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m = i * m;
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m *= i;
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m = m / s;
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m /= s;
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m = m + z;
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m = z + m;
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m += z;
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m = m - z;
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m = z - m; // negates
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m -= z;
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mm = m * z;
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mm = z * m;
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return m == -testMatrix2x2 && mm == z;
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}
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bool test_mat3_mat3() {
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float3x3 m, mm;
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const float3x3 i = float3x3(1.0);
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const float3x3 z = float3x3(0.0);
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const float3x3 s = float3x3(float3(1.0), float3(1.0), float3(1.0));
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m = testMatrix3x3 * i;
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m = i * testMatrix3x3;
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m = m * i;
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m = i * m;
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m *= i;
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m = m / s;
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m /= s;
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m = m + z;
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m = z + m;
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m += z;
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m = m - z;
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m = z - m; // negates
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m -= z;
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mm = m * z;
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mm = z * m;
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return m == -testMatrix3x3 && mm == z;
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}
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bool test_mat4_mat4() {
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float4x4 testMatrix4x4 = float4x4(testInputs, testInputs, testInputs, testInputs);
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float4x4 m, mm;
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const float4x4 i = float4x4(1.0);
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const float4x4 z = float4x4(0.0);
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const float4x4 s = float4x4(float4(1.0), float4(1.0), float4(1.0), float4(1.0));
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m = testMatrix4x4 * i;
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m = i * testMatrix4x4;
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m = m * i;
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m = i * m;
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m *= i;
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m = m / s;
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m /= s;
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m = m + z;
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m = z + m;
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m += z;
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m = m - z;
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m = z - m; // negates
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m -= z;
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mm = m * z;
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mm = z * m;
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return m == -testMatrix4x4 && mm == z;
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}
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half4 main(float2 coords) {
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return test_mat2_mat2() &&
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test_mat3_mat3() &&
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test_mat4_mat4() ? colorGreen : colorRed;
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}
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