diff options
| author | Antony Riakiotakis <kalast@gmail.com> | 2014-09-26 16:13:32 +0400 |
|---|---|---|
| committer | Antony Riakiotakis <kalast@gmail.com> | 2014-09-26 16:22:52 +0400 |
| commit | a5159b5fba951197e3571fb06f62809409fb4306 (patch) | |
| tree | d0f9b939bc250635c050cde09abee8993dce6f8e /source/blender/editors/sculpt_paint/paint_image.c | |
| parent | 8f6a99376961175a02d94088cc5df3feeb762e36 (diff) | |
Fix T41956, Soften brush does not work
Disallow blur radius zero (versioning error).
Also fix gaussian distibution for blurring
This is to be included in the final release.
Diffstat (limited to 'source/blender/editors/sculpt_paint/paint_image.c')
| -rw-r--r-- | source/blender/editors/sculpt_paint/paint_image.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/source/blender/editors/sculpt_paint/paint_image.c b/source/blender/editors/sculpt_paint/paint_image.c index 0e3592f59ee..87866f764bc 100644 --- a/source/blender/editors/sculpt_paint/paint_image.c +++ b/source/blender/editors/sculpt_paint/paint_image.c @@ -527,8 +527,11 @@ BlurKernel *paint_new_blur_kernel(Brush *br, bool proj) kernel->pixel_len = radius; } else { - radius = br->blur_kernel_radius; + if (br->blur_kernel_radius <= 0) + br->blur_kernel_radius = 1; + radius = br->blur_kernel_radius; + side = kernel->side = radius * 2 + 1; kernel->side_squared = kernel->side * kernel->side; kernel->wdata = MEM_mallocN(sizeof(float) * kernel->side_squared, "blur kernel data"); @@ -543,11 +546,11 @@ BlurKernel *paint_new_blur_kernel(Brush *br, bool proj) case KERNEL_GAUSSIAN: { - /* at standard deviation of 3.0 kernel is at about zero */ + /* at 3.0 standard deviations distance, kernel is about zero */ float standard_dev = radius / 3.0f; /* make the necessary adjustment to the value for use in the normal distribution formula */ - standard_dev = standard_dev * standard_dev * 2; + standard_dev = -standard_dev * standard_dev * 2; for (i = 0; i < side; i++) { for (j = 0; j < side; j++) { |