Exemplo n.º 1
0
 void BuildCDLOps(OpRcPtrVec & ops,
                  const Config & /*config*/,
                  const CDLTransform & cdlTransform,
                  TransformDirection dir)
 {
     float scale4[] = { 1.0f, 1.0f, 1.0f, 1.0f };
     cdlTransform.getSlope(scale4);
     
     float offset4[] = { 0.0f, 0.0f, 0.0f, 0.0f };
     cdlTransform.getOffset(offset4);
     
     float power4[] = { 1.0f, 1.0f, 1.0f, 1.0f };
     cdlTransform.getPower(power4);
     
     float lumaCoef3[] = { 1.0f, 1.0f, 1.0f };
     cdlTransform.getSatLumaCoefs(lumaCoef3);
     
     float sat = cdlTransform.getSat();
     
     TransformDirection combinedDir = CombineTransformDirections(dir,
                                               cdlTransform.getDirection());
     
     // TODO: Confirm ASC Sat math is correct.
     // TODO: Handle Clamping conditions more explicitly
     
     if(combinedDir == TRANSFORM_DIR_FORWARD)
     {
         // 1) Scale + Offset
         CreateScaleOffsetOp(ops, scale4, offset4, TRANSFORM_DIR_FORWARD);
         
         // 2) Power + Clamp
         CreateExponentOp(ops, power4, TRANSFORM_DIR_FORWARD);
         
         // 3) Saturation + Clamp
         CreateSaturationOp(ops, sat, lumaCoef3, TRANSFORM_DIR_FORWARD);
     }
     else if(combinedDir == TRANSFORM_DIR_INVERSE)
     {
         // 3) Saturation + Clamp
         CreateSaturationOp(ops, sat, lumaCoef3, TRANSFORM_DIR_INVERSE);
         
         // 2) Power + Clamp
         CreateExponentOp(ops, power4, TRANSFORM_DIR_INVERSE);
         
         // 1) Scale + Offset
         CreateScaleOffsetOp(ops, scale4, offset4, TRANSFORM_DIR_INVERSE);
     }
 }
Exemplo n.º 2
0
 void CreateOffsetOp(OpRcPtrVec & ops,
                     const float * offset4,
                     TransformDirection direction)
 {
     float scale4[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
     CreateScaleOffsetOp(ops, scale4, offset4, direction);
 }