diff options
Diffstat (limited to 'source/blender/editors/sculpt_paint/paint_image_2d.c')
| -rw-r--r-- | source/blender/editors/sculpt_paint/paint_image_2d.c | 104 |
1 files changed, 6 insertions, 98 deletions
diff --git a/source/blender/editors/sculpt_paint/paint_image_2d.c b/source/blender/editors/sculpt_paint/paint_image_2d.c index 318180e5eb4..4c54d3b3b5e 100644 --- a/source/blender/editors/sculpt_paint/paint_image_2d.c +++ b/source/blender/editors/sculpt_paint/paint_image_2d.c @@ -78,12 +78,13 @@ typedef struct BrushPainterCache { ImBuf *ibuf; ImBuf *texibuf; - ushort *curve_mask; ushort *tex_mask; ushort *tex_mask_old; uint tex_mask_old_w; uint tex_mask_old_h; + CurveMaskCache curve_mask_cache; + int image_size[2]; } BrushPainterCache; @@ -169,9 +170,6 @@ static void brush_painter_2d_require_imbuf( if (cache->ibuf) { IMB_freeImBuf(cache->ibuf); } - if (cache->curve_mask) { - MEM_freeN(cache->curve_mask); - } if (cache->tex_mask) { MEM_freeN(cache->tex_mask); } @@ -179,7 +177,6 @@ static void brush_painter_2d_require_imbuf( MEM_freeN(cache->tex_mask_old); } cache->ibuf = NULL; - cache->curve_mask = NULL; cache->tex_mask = NULL; cache->lastdiameter = -1; /* force ibuf create in refresh */ cache->invert = invert; @@ -200,9 +197,7 @@ static void brush_painter_cache_2d_free(BrushPainterCache *cache) if (cache->texibuf) { IMB_freeImBuf(cache->texibuf); } - if (cache->curve_mask) { - MEM_freeN(cache->curve_mask); - } + paint_curve_mask_cache_free_data(&cache->curve_mask_cache); if (cache->tex_mask) { MEM_freeN(cache->tex_mask); } @@ -380,92 +375,6 @@ static void brush_painter_mask_imbuf_partial_update(BrushPainter *painter, cache->tex_mask_old_h = diameter; } -/* create a mask with the falloff strength */ -static ushort *brush_painter_curve_mask_init( - ushort *mask, BrushPainter *painter, int diameter, float radius, const float pos[2]) -{ - BLI_assert_msg(MEM_allocN_len(mask) == diameter * diameter * sizeof(ushort), - "Allocated size of mask doesn't match."); - - Brush *brush = painter->brush; - - int offset = (int)floorf(diameter / 2.0f); - - ushort *m; - m = mask; - - int aa_samples = 1.0f / (radius * 0.20f); - if (brush->sampling_flag & BRUSH_PAINT_ANTIALIASING) { - aa_samples = clamp_i(aa_samples, 3, 16); - } - else { - aa_samples = 1; - } - - /* Temporal until we have the brush properties */ - const float hardness = 1.0f; - const float rotation = 0.0f; - - float aa_offset = 1.0f / (2.0f * (float)aa_samples); - float aa_step = 1.0f / (float)aa_samples; - - float bpos[2]; - bpos[0] = pos[0] - floorf(pos[0]) + offset - aa_offset; - bpos[1] = pos[1] - floorf(pos[1]) + offset - aa_offset; - - const float co = cosf(DEG2RADF(rotation)); - const float si = sinf(DEG2RADF(rotation)); - - float norm_factor = 65535.0f / (float)(aa_samples * aa_samples); - - for (int y = 0; y < diameter; y++) { - for (int x = 0; x < diameter; x++, m++) { - float total_samples = 0; - for (int i = 0; i < aa_samples; i++) { - for (int j = 0; j < aa_samples; j++) { - float pixel_xy[2] = {x + (aa_step * i), y + (aa_step * j)}; - float xy_rot[2]; - sub_v2_v2(pixel_xy, bpos); - - xy_rot[0] = co * pixel_xy[0] - si * pixel_xy[1]; - xy_rot[1] = si * pixel_xy[0] + co * pixel_xy[1]; - - float len = len_v2(xy_rot); - float p = len / radius; - if (hardness < 1.0f) { - p = (p - hardness) / (1.0f - hardness); - p = 1.0f - p; - CLAMP(p, 0.0f, 1.0f); - } - else { - p = 1.0; - } - float hardness_factor = 3.0f * p * p - 2.0f * p * p * p; - float curve = BKE_brush_curve_strength_clamped(brush, len, radius); - total_samples += curve * hardness_factor; - } - } - *m = (ushort)(total_samples * norm_factor); - } - } - - return mask; -} - -static void brush_painter_curve_mask_refresh( - BrushPainter *painter, ImagePaintTile *tile, int diameter, float radius, const float pos[2]) -{ - BrushPainterCache *cache = &tile->cache; - - if (diameter != cache->lastdiameter) { - if (cache->curve_mask != NULL) { - MEM_freeN(cache->curve_mask); - } - cache->curve_mask = MEM_mallocN(sizeof(ushort) * diameter * diameter, "brush_painter_mask"); - } - brush_painter_curve_mask_init(cache->curve_mask, painter, diameter, radius, pos); -} - /* create imbuf with brush color */ static ImBuf *brush_painter_imbuf_new( BrushPainter *painter, ImagePaintTile *tile, const int size, float pressure, float distance) @@ -872,7 +781,7 @@ static void brush_painter_2d_refresh_cache(ImagePaintState *s, } /* Re-initialize the curve mask. Mask is always recreated due to the change of position. */ - brush_painter_curve_mask_refresh(painter, tile, diameter, size, pos); + paint_curve_mask_cache_update(&cache->curve_mask_cache, brush, diameter, size, pos); /* detect if we need to recreate image brush buffer */ if (diameter != cache->lastdiameter || (tex_rotation != cache->last_tex_rotation) || do_random || @@ -1336,7 +1245,7 @@ static void paint_2d_do_making_brush(ImagePaintState *s, &tmpbuf, frombuf, mask, - tile->cache.curve_mask, + tile->cache.curve_mask_cache.curve_mask, tile->cache.tex_mask, mask_max, region->destx, @@ -1485,7 +1394,7 @@ static int paint_2d_op(void *state, canvas, frombuf, NULL, - tile->cache.curve_mask, + tile->cache.curve_mask_cache.curve_mask, tile->cache.tex_mask, mask_max, region[a].destx, @@ -1868,7 +1777,6 @@ static ImageUser *paint_2d_get_tile_iuser(ImagePaintState *s, int tile_number) return iuser; } -/* this function expects linear space color values */ void paint_2d_bucket_fill(const bContext *C, const float color[3], Brush *br, |