diff options
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_pipe_stipple.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe_stipple.c b/src/gallium/auxiliary/draw/draw_pipe_stipple.c index 3a84d6c3ea4..3a44e96add0 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_stipple.c +++ b/src/gallium/auxiliary/draw/draw_pipe_stipple.c @@ -50,6 +50,7 @@ struct stipple_stage { float counter; uint pattern; uint factor; + bool smooth; }; @@ -133,12 +134,19 @@ stipple_line(struct draw_stage *stage, struct prim_header *header) float y0 = pos0[1]; float y1 = pos1[1]; - float dx = x0 > x1 ? x0 - x1 : x1 - x0; - float dy = y0 > y1 ? y0 - y1 : y1 - y0; - - float length = MAX2(dx, dy); + float length; int i; + if (stipple->smooth) { + float dx = x1 - x0; + float dy = y1 - y0; + length = sqrtf(dx*dx + dy*dy); + } else { + float dx = x0 > x1 ? x0 - x1 : x1 - x0; + float dy = y0 > y1 ? y0 - y1 : y1 - y0; + length = MAX2(dx, dy); + } + if (header->flags & DRAW_PIPE_RESET_STIPPLE) stipple->counter = 0; @@ -205,6 +213,7 @@ stipple_first_line(struct draw_stage *stage, stipple->pattern = draw->rasterizer->line_stipple_pattern; stipple->factor = draw->rasterizer->line_stipple_factor + 1; + stipple->smooth = draw->rasterizer->line_smooth; stage->line = stipple_line; stage->line(stage, header); |