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authorBrian <brian.paul@tungstengraphics.com>2008-03-13 14:33:57 -0600
committerBrian <brian.paul@tungstengraphics.com>2008-03-13 14:33:57 -0600
commit8b8c9acdb747499149e633179a8ad10b0e4206b1 (patch)
treec630f1b7035a62fef3fc8167baabc97917798105 /src/gallium
parentb6ed165748c6585f1368be37c0d0289cead419c9 (diff)
gallium: added draw_enable_line_stipple() function
Allows drivers that implement line stipple to turn off this drawing stage.
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/auxiliary/draw/draw_context.c12
-rw-r--r--src/gallium/auxiliary/draw/draw_context.h3
-rw-r--r--src/gallium/auxiliary/draw/draw_private.h5
3 files changed, 18 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c
index fed2b6e759..3d09d95851 100644
--- a/src/gallium/auxiliary/draw/draw_context.c
+++ b/src/gallium/auxiliary/draw/draw_context.c
@@ -85,6 +85,7 @@ struct draw_context *draw_create( void )
/* these defaults are oriented toward the needs of softpipe */
draw->wide_point_threshold = 1000000.0; /* infinity */
draw->wide_line_threshold = 1.0;
+ draw->line_stipple = TRUE;
draw->reduced_prim = ~0; /* != any of PIPE_PRIM_x */
@@ -255,6 +256,17 @@ draw_wide_line_threshold(struct draw_context *draw, float threshold)
/**
+ * Tells the draw module whether or not to implement line stipple.
+ */
+void
+draw_enable_line_stipple(struct draw_context *draw, boolean enable)
+{
+ draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
+ draw->line_stipple = enable;
+}
+
+
+/**
* Ask the draw module for the location/slot of the given vertex attribute in
* a post-transformed vertex.
*
diff --git a/src/gallium/auxiliary/draw/draw_context.h b/src/gallium/auxiliary/draw/draw_context.h
index df63e91a22..e8e2b56bae 100644
--- a/src/gallium/auxiliary/draw/draw_context.h
+++ b/src/gallium/auxiliary/draw/draw_context.h
@@ -94,6 +94,9 @@ void draw_wide_point_threshold(struct draw_context *draw, float threshold);
void draw_wide_line_threshold(struct draw_context *draw, float threshold);
+void draw_enable_line_stipple(struct draw_context *draw, boolean enable);
+
+
boolean draw_use_sse(struct draw_context *draw);
void
diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h
index 4147472d45..379b6c3206 100644
--- a/src/gallium/auxiliary/draw/draw_private.h
+++ b/src/gallium/auxiliary/draw/draw_private.h
@@ -238,6 +238,7 @@ struct draw_context
float wide_point_threshold; /**< convert pnts to tris if larger than this */
float wide_line_threshold; /**< convert lines to tris if wider than this */
+ boolean line_stipple; /**< do line stipple? */
boolean use_sse;
/* If a prim stage introduces new vertex attributes, they'll be stored here
@@ -344,10 +345,10 @@ extern void draw_vertex_cache_reset_vertex_ids( struct draw_context *draw );
extern void draw_vertex_shader_queue_flush( struct draw_context *draw );
-struct tgsi_exec_machine;
-
extern void draw_update_vertex_fetch( struct draw_context *draw );
+extern boolean draw_need_pipeline(const struct draw_context *draw);
+
/* Prototype/hack
*/