forked from bartvdbraak/blender
Fix #26408: [texture paint] brush spacing
Implemented non-spacing strokes (which are making paint step at each mouse-move event).
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@ -1018,29 +1018,42 @@ int brush_painter_paint(BrushPainter *painter, BrushFunc func, float *pos, doubl
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len= normalize_v2(dmousepos);
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painter->accumdistance += len;
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/* do paint op over unpainted distance */
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while ((len > 0.0f) && (painter->accumdistance >= spacing)) {
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step= spacing - startdistance;
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paintpos[0]= painter->lastmousepos[0] + dmousepos[0]*step;
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paintpos[1]= painter->lastmousepos[1] + dmousepos[1]*step;
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if (brush->flag & BRUSH_SPACE) {
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/* do paint op over unpainted distance */
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while ((len > 0.0f) && (painter->accumdistance >= spacing)) {
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step= spacing - startdistance;
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paintpos[0]= painter->lastmousepos[0] + dmousepos[0]*step;
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paintpos[1]= painter->lastmousepos[1] + dmousepos[1]*step;
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t = step/len;
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press= (1.0f-t)*painter->lastpressure + t*pressure;
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brush_apply_pressure(painter, brush, press);
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spacing= MAX2(1.0f, radius)*brush->spacing*0.01f;
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t = step/len;
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press= (1.0f-t)*painter->lastpressure + t*pressure;
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brush_apply_pressure(painter, brush, press);
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spacing= MAX2(1.0f, radius)*brush->spacing*0.01f;
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brush_jitter_pos(brush, paintpos, finalpos);
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brush_jitter_pos(brush, paintpos, finalpos);
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if (painter->cache.enabled)
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brush_painter_refresh_cache(painter, finalpos);
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totpaintops +=
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func(user, painter->cache.ibuf, painter->lastpaintpos, finalpos);
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painter->lastpaintpos[0]= paintpos[0];
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painter->lastpaintpos[1]= paintpos[1];
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painter->accumdistance -= spacing;
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startdistance -= spacing;
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}
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} else {
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brush_jitter_pos(brush, pos, finalpos);
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if (painter->cache.enabled)
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brush_painter_refresh_cache(painter, finalpos);
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totpaintops +=
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func(user, painter->cache.ibuf, painter->lastpaintpos, finalpos);
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totpaintops += func(user, painter->cache.ibuf, pos, finalpos);
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painter->lastpaintpos[0]= paintpos[0];
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painter->lastpaintpos[1]= paintpos[1];
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painter->accumdistance -= spacing;
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startdistance -= spacing;
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painter->lastpaintpos[0]= pos[0];
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painter->lastpaintpos[1]= pos[1];
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painter->accumdistance= 0;
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}
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/* do airbrush paint ops, based on the number of paint ops left over
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