diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_SunBeamsOperation.cpp')
| -rw-r--r-- | source/blender/compositor/operations/COM_SunBeamsOperation.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/source/blender/compositor/operations/COM_SunBeamsOperation.cpp b/source/blender/compositor/operations/COM_SunBeamsOperation.cpp index 81b967bf530..964ba36d08c 100644 --- a/source/blender/compositor/operations/COM_SunBeamsOperation.cpp +++ b/source/blender/compositor/operations/COM_SunBeamsOperation.cpp @@ -61,7 +61,7 @@ template <int fxu, int fxv, int fyu, int fyv> struct BufferLineAccumulator { /* utility functions implementing the matrix transform to/from sector space */ - + static inline void buffer_to_sector(const float source[2], int x, int y, int &u, int &v) { int x0 = (int)source[0]; @@ -155,9 +155,9 @@ struct BufferLineAccumulator { float v, dv; float falloff_factor; float border[4]; - + zero_v4(output); - + if ((int)(co[0] - source[0]) == 0 && (int)(co[1] - source[1]) == 0) { copy_v4_v4(output, input->getBuffer() + COM_NUM_CHANNELS_COLOR * ((int)source[0] + input->getWidth() * (int)source[1])); return; @@ -174,7 +174,7 @@ struct BufferLineAccumulator { for (int i = 0; i < num; i++) { float weight = 1.0f - (float)i * falloff_factor; weight *= weight; - + /* range check, use last valid color when running beyond the image border */ if (x >= rect.xmin && x < rect.xmax && y >= rect.ymin && y < rect.ymax) { madd_v4_v4fl(output, buffer, buffer[3] * weight); @@ -184,7 +184,7 @@ struct BufferLineAccumulator { else { madd_v4_v4fl(output, border, border[3] * weight); } - + /* TODO implement proper filtering here, see * https://en.wikipedia.org/wiki/Lanczos_resampling * https://en.wikipedia.org/wiki/Sinc_function |