diff options
Diffstat (limited to 'source/blender/blenkernel/intern/brush.c')
| -rw-r--r-- | source/blender/blenkernel/intern/brush.c | 65 |
1 files changed, 54 insertions, 11 deletions
diff --git a/source/blender/blenkernel/intern/brush.c b/source/blender/blenkernel/intern/brush.c index aeb0407b37f..70eaa00b82e 100644 --- a/source/blender/blenkernel/intern/brush.c +++ b/source/blender/blenkernel/intern/brush.c @@ -259,7 +259,6 @@ void BKE_brush_debug_print_state(Brush *br) BR_TEST_FLAG(BRUSH_SIZE_PRESSURE); BR_TEST_FLAG(BRUSH_JITTER_PRESSURE); BR_TEST_FLAG(BRUSH_SPACING_PRESSURE); - BR_TEST_FLAG(BRUSH_FIXED_TEX); BR_TEST_FLAG(BRUSH_RAKE); BR_TEST_FLAG(BRUSH_ANCHORED); BR_TEST_FLAG(BRUSH_DIR_IN); @@ -472,8 +471,49 @@ int BKE_brush_clone_image_delete(Brush *brush) return 0; } -/* Brush Sampling */ -void BKE_brush_sample_tex(const Scene *scene, Brush *brush, const float xy[2], float rgba[4], const int thread) +/* Brush Sampling for 3d brushes. Currently used for texture painting only, but should be generalized */ +void BKE_brush_sample_tex(const Scene *scene, Brush *brush, const float sampleco[3], float rgba[4], const int thread, struct ImagePool *pool) +{ + MTex *mtex = &brush->mtex; + + if (mtex && mtex->tex) { + float tin, tr, tg, tb, ta; + int hasrgb; + const int radius = BKE_brush_size_get(scene, brush); + + if (brush->mtex.brush_map_mode == MTEX_MAP_MODE_3D) { + hasrgb = externtex(mtex, sampleco, &tin, &tr, &tg, &tb, &ta, thread, pool); + } + else { + float co[3]; + + co[0] = sampleco[0] / radius; + co[1] = sampleco[1] / radius; + co[2] = 0.0f; + + hasrgb = externtex(mtex, co, &tin, &tr, &tg, &tb, &ta, thread, pool); + } + + if (hasrgb) { + rgba[0] = tr; + rgba[1] = tg; + rgba[2] = tb; + rgba[3] = ta; + } + else { + rgba[0] = tin; + rgba[1] = tin; + rgba[2] = tin; + rgba[3] = 1.0f; + } + } + else { + rgba[0] = rgba[1] = rgba[2] = rgba[3] = 1.0f; + } +} + +/* Brush Sampling for 2D brushes. when we unify the brush systems this will be necessarily a separate function */ +void BKE_brush_sample_tex_2D(const Scene *scene, Brush *brush, const float xy[2], float rgba[4], const int thread) { MTex *mtex = &brush->mtex; @@ -486,7 +526,7 @@ void BKE_brush_sample_tex(const Scene *scene, Brush *brush, const float xy[2], f co[1] = xy[1] / radius; co[2] = 0.0f; - hasrgb = externtex(mtex, co, &tin, &tr, &tg, &tb, &ta, thread); + hasrgb = externtex(mtex, co, &tin, &tr, &tg, &tb, &ta, thread, NULL); if (hasrgb) { rgba[0] = tr; @@ -506,7 +546,8 @@ void BKE_brush_sample_tex(const Scene *scene, Brush *brush, const float xy[2], f } } -/* TODO, use define for 'texfall' arg */ +/* TODO, use define for 'texfall' arg + * NOTE: only used for 2d brushes currently! */ void BKE_brush_imbuf_new(const Scene *scene, Brush *brush, short flt, short texfall, int bufsize, ImBuf **outbuf, int use_color_correction) { ImBuf *ibuf; @@ -545,10 +586,10 @@ void BKE_brush_imbuf_new(const Scene *scene, Brush *brush, short flt, short texf dstf[3] = alpha * BKE_brush_curve_strength_clamp(brush, len_v2(xy), radius); } else if (texfall == 1) { - BKE_brush_sample_tex(scene, brush, xy, dstf, 0); + BKE_brush_sample_tex_2D(scene, brush, xy, dstf, 0); } else { - BKE_brush_sample_tex(scene, brush, xy, rgba, 0); + BKE_brush_sample_tex_2D(scene, brush, xy, rgba, 0); mul_v3_v3v3(dstf, rgba, brush_rgb); dstf[3] = rgba[3] * alpha * BKE_brush_curve_strength_clamp(brush, len_v2(xy), radius); } @@ -575,11 +616,11 @@ void BKE_brush_imbuf_new(const Scene *scene, Brush *brush, short flt, short texf dst[3] = FTOCHAR(alpha_f); } else if (texfall == 1) { - BKE_brush_sample_tex(scene, brush, xy, rgba, 0); + BKE_brush_sample_tex_2D(scene, brush, xy, rgba, 0); rgba_float_to_uchar(dst, rgba); } else if (texfall == 2) { - BKE_brush_sample_tex(scene, brush, xy, rgba, 0); + BKE_brush_sample_tex_2D(scene, brush, xy, rgba, 0); mul_v3_v3(rgba, brush->rgb); alpha_f = rgba[3] * alpha * BKE_brush_curve_strength_clamp(brush, len_v2(xy), radius); @@ -588,7 +629,7 @@ void BKE_brush_imbuf_new(const Scene *scene, Brush *brush, short flt, short texf dst[3] = FTOCHAR(alpha_f); } else { - BKE_brush_sample_tex(scene, brush, xy, rgba, 0); + BKE_brush_sample_tex_2D(scene, brush, xy, rgba, 0); alpha_f = rgba[3] * alpha * BKE_brush_curve_strength_clamp(brush, len_v2(xy), radius); dst[0] = crgb[0]; @@ -621,7 +662,9 @@ void BKE_brush_imbuf_new(const Scene *scene, Brush *brush, short flt, short texf void BKE_brush_size_set(Scene *scene, Brush *brush, int size) { UnifiedPaintSettings *ups = &scene->toolsettings->unified_paint_settings; - + + size = (int)((float)size / U.pixelsize); + if (ups->flag & UNIFIED_PAINT_SIZE) ups->size = size; else |