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authorJosé Fonseca <jfonseca@vmware.com>2011-02-11 11:14:27 +0000
committerJosé Fonseca <jfonseca@vmware.com>2011-02-11 11:24:55 +0000
commit4586e6c8cb5b391536a370faa0c419c3fd541693 (patch)
treea2ee659642b0c3a26576ab1b3cb39df84524bdec /src/gallium/auxiliary
parent7ac2db893a87684641f298b40e25a3b2d9991b53 (diff)
draw: Don't use the pipeline when drawing lines with fractional widths.
Spotted by Jakob Bornecrantz.
Diffstat (limited to 'src/gallium/auxiliary')
-rw-r--r--src/gallium/auxiliary/draw/draw_context.c2
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe.c4
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe_validate.c5
3 files changed, 6 insertions, 5 deletions
diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c
index 11eba8aa4a..95d9671987 100644
--- a/src/gallium/auxiliary/draw/draw_context.c
+++ b/src/gallium/auxiliary/draw/draw_context.c
@@ -410,7 +410,7 @@ void
draw_wide_line_threshold(struct draw_context *draw, float threshold)
{
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
- draw->pipeline.wide_line_threshold = threshold;
+ draw->pipeline.wide_line_threshold = roundf(threshold);
}
diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c
index 6206197dae..f1b0171f52 100644
--- a/src/gallium/auxiliary/draw/draw_pipe.c
+++ b/src/gallium/auxiliary/draw/draw_pipe.c
@@ -64,8 +64,8 @@ boolean draw_pipeline_init( struct draw_context *draw )
return FALSE;
/* these defaults are oriented toward the needs of softpipe */
- draw->pipeline.wide_point_threshold = 1000000.0; /* infinity */
- draw->pipeline.wide_line_threshold = 1.0;
+ draw->pipeline.wide_point_threshold = 1000000.0f; /* infinity */
+ draw->pipeline.wide_line_threshold = 1.0f;
draw->pipeline.wide_point_sprites = FALSE;
draw->pipeline.line_stipple = TRUE;
draw->pipeline.point_sprite = TRUE;
diff --git a/src/gallium/auxiliary/draw/draw_pipe_validate.c b/src/gallium/auxiliary/draw/draw_pipe_validate.c
index c575a8ac7c..27afba5af3 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_validate.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_validate.c
@@ -29,6 +29,7 @@
*/
#include "util/u_memory.h"
+#include "util/u_math.h"
#include "pipe/p_defines.h"
#include "draw_private.h"
#include "draw_pipe.h"
@@ -86,7 +87,7 @@ draw_need_pipeline(const struct draw_context *draw,
return TRUE;
/* wide lines */
- if (rasterizer->line_width > draw->pipeline.wide_line_threshold)
+ if (roundf(rasterizer->line_width) > draw->pipeline.wide_line_threshold)
return TRUE;
/* AA lines */
@@ -169,7 +170,7 @@ static struct draw_stage *validate_pipeline( struct draw_stage *stage )
stage->next = next;
/* drawing wide lines? */
- wide_lines = (rast->line_width > draw->pipeline.wide_line_threshold
+ wide_lines = (roundf(rast->line_width) > draw->pipeline.wide_line_threshold
&& !rast->line_smooth);
/* drawing large/sprite points (but not AA points)? */