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Diffstat (limited to 'src/mesa/pipe/draw/draw_context.c')
-rw-r--r--src/mesa/pipe/draw/draw_context.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/mesa/pipe/draw/draw_context.c b/src/mesa/pipe/draw/draw_context.c
index 4f6392605e..e7997180b5 100644
--- a/src/mesa/pipe/draw/draw_context.c
+++ b/src/mesa/pipe/draw/draw_context.c
@@ -126,7 +126,8 @@ void draw_set_rasterizer_state( struct draw_context *draw,
/**
- * Plug in the primitive rendering/rasterization stage.
+ * Plug in the primitive rendering/rasterization stage (which is the last
+ * stage in the drawing pipeline).
* This is provided by the device driver.
*/
void draw_set_rasterize_stage( struct draw_context *draw,
@@ -230,6 +231,8 @@ draw_set_mapped_feedback_buffer(struct draw_context *draw, uint index,
*/
void draw_alloc_tmps( struct draw_stage *stage, unsigned nr )
{
+ assert(!stage->tmp);
+
stage->nr_tmps = nr;
if (nr) {
@@ -244,7 +247,7 @@ void draw_alloc_tmps( struct draw_stage *stage, unsigned nr )
}
/**
- * Reset the verticies ids of this and subsequent stages.
+ * Reset the vertex ids for the stage's temp verts.
*/
void draw_reset_tmps( struct draw_stage *stage )
{
@@ -260,6 +263,7 @@ void draw_free_tmps( struct draw_stage *stage )
if (stage->tmp) {
FREE( stage->tmp[0] );
FREE( stage->tmp );
+ stage->tmp = NULL;
}
}