submodule/skia/resources/sksl/intrinsics/Transpose.sksl

   1 uniform float2x2 testMatrix2x2;
   2 uniform float3x3 testMatrix3x3;
   3 uniform half4 colorGreen, colorRed;
   4
   5 half4 main(float2 coords) {
   6     float2x3 testMatrix2x3 = float2x3(1, 2, 3, 4, 5, 6);
   7     const float2x4 testMatrix2x4 = float2x4(1, 2, 3, 4, 5, 6, 7, 8);
   8     const float3x2 testMatrix3x2 = float3x2(1, 2, 3, 4, 5, 6);
   9     const float3x4 testMatrix3x4 = float3x4(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
  10     const float4x2 testMatrix4x2 = float4x2(1, 2, 3, 4, 5, 6, 7, 8);
  11     const float4x3 testMatrix4x3 = float4x3(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
  12     const float4x4 testMatrix4x4 = float4x4(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16);
  13
  14     return (transpose(testMatrix2x2) == float2x2(1, 3,
  15                                                  2, 4) &&
  16             transpose(testMatrix2x3) == float3x2(1, 4,
  17                                                  2, 5,
  18                                                  3, 6) &&
  19             transpose(testMatrix2x4) == float4x2(1, 5,
  20                                                  2, 6,
  21                                                  3, 7,
  22                                                  4, 8) &&
  23             transpose(testMatrix3x2) == float2x3(1, 3, 5,
  24                                                  2, 4, 6) &&
  25             transpose(testMatrix3x3) == float3x3(1, 4, 7,
  26                                                  2, 5, 8,
  27                                                  3, 6, 9) &&
  28             transpose(testMatrix3x4) == float4x3(1, 5, 9,
  29                                                  2, 6, 10,
  30                                                  3, 7, 11,
  31                                                  4, 8, 12) &&
  32             transpose(testMatrix4x2) == float2x4(1, 3, 5, 7,
  33                                                  2, 4, 6, 8) &&
  34             transpose(testMatrix4x3) == float3x4(1, 4, 7, 10,
  35                                                  2, 5, 8, 11,
  36                                                  3, 6, 9, 12) &&
  37             transpose(testMatrix4x4) == float4x4(1, 5,  9, 13,
  38                                                  2, 6, 10, 14,
  39                                                  3, 7, 11, 15,
  40                                                  4, 8, 12, 16)) ? colorGreen : colorRed;
  41 }