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path: root/src/gallium/auxiliary/draw/draw_pipe.c
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Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pipe.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe.c196
1 files changed, 68 insertions, 128 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c
index 8cd75ecf9a..070ac803c8 100644
--- a/src/gallium/auxiliary/draw/draw_pipe.c
+++ b/src/gallium/auxiliary/draw/draw_pipe.c
@@ -169,77 +169,40 @@ static void do_triangle( struct draw_context *draw,
/*
* Set up macros for draw_pt_decompose.h template code.
* This code uses vertex indexes / elements.
+ *
+ * Flags are needed by the stipple and unfilled stages. When the two stages
+ * are active, vcache_run_extras is called and the flags are stored in the
+ * higher bits of i0. Otherwise, flags do not matter.
*/
-/* emit first quad vertex as first vertex in triangles */
-#define QUAD_FIRST_PV(i0,i1,i2,i3) \
- do_triangle( draw, \
- ( DRAW_PIPE_RESET_STIPPLE | \
- DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_1 ), \
- verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK)); \
- do_triangle( draw, \
- ( DRAW_PIPE_EDGE_FLAG_1 | \
- DRAW_PIPE_EDGE_FLAG_2 ), \
- verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i3] & ~DRAW_PIPE_FLAG_MASK))
-
-/* emit last quad vertex as last vertex in triangles */
-#define QUAD_LAST_PV(i0,i1,i2,i3) \
- do_triangle( draw, \
- ( DRAW_PIPE_RESET_STIPPLE | \
- DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_2 ), \
- verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i3] & ~DRAW_PIPE_FLAG_MASK)); \
- do_triangle( draw, \
- ( DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_1 ), \
- verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i3] & ~DRAW_PIPE_FLAG_MASK))
-
-#define TRIANGLE(flags,i0,i1,i2) \
- do_triangle( draw, \
- elts[i0], /* flags */ \
- verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK) );
-
-#define LINE(flags,i0,i1) \
- do_line( draw, \
- elts[i0], \
- verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK) );
+#define TRIANGLE(flags,i0,i1,i2) \
+ do_triangle( draw, \
+ i0, /* flags */ \
+ verts + stride * (i0 & ~DRAW_PIPE_FLAG_MASK), \
+ verts + stride * (i1), \
+ verts + stride * (i2) )
+
+#define LINE(flags,i0,i1) \
+ do_line( draw, \
+ i0, /* flags */ \
+ verts + stride * (i0 & ~DRAW_PIPE_FLAG_MASK), \
+ verts + stride * (i1) )
#define POINT(i0) \
- do_point( draw, \
- verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK) )
+ do_point( draw, verts + stride * (i0) )
-#define FUNC pipe_run
-#define ARGS \
+#define GET_ELT(idx) (elts[idx])
+
+#define FUNC pipe_run_elts
+#define FUNC_VARS \
struct draw_context *draw, \
unsigned prim, \
struct vertex_header *vertices, \
unsigned stride, \
- const ushort *elts
-
-#define LOCAL_VARS \
- char *verts = (char *)vertices; \
- boolean flatfirst = (draw->rasterizer->flatshade && \
- draw->rasterizer->flatshade_first); \
- unsigned i; \
- ushort flags
-
-#define FLUSH
+ const ushort *elts, \
+ unsigned count
#include "draw_pt_decompose.h"
-#undef ARGS
-#undef LOCAL_VARS
@@ -269,14 +232,29 @@ void draw_pipeline_run( struct draw_context *draw,
i < prim_info->primitive_count;
start += prim_info->primitive_lengths[i], i++)
{
- unsigned count = prim_info->primitive_lengths[i];
-
- pipe_run(draw,
- prim_info->prim,
- vert_info->verts,
- vert_info->stride,
- prim_info->elts + start,
- count);
+ const unsigned count = prim_info->primitive_lengths[i];
+
+#if DEBUG
+ /* make sure none of the element indexes go outside the vertex buffer */
+ {
+ unsigned max_index = 0x0, i;
+ /* find the largest element index */
+ for (i = 0; i < count; i++) {
+ unsigned int index = (prim_info->elts[start + i]
+ & ~DRAW_PIPE_FLAG_MASK);
+ if (index > max_index)
+ max_index = index;
+ }
+ assert(max_index <= vert_info->count);
+ }
+#endif
+
+ pipe_run_elts(draw,
+ prim_info->prim,
+ vert_info->verts,
+ vert_info->stride,
+ prim_info->elts + start,
+ count);
}
draw->pipeline.verts = NULL;
@@ -289,70 +267,30 @@ void draw_pipeline_run( struct draw_context *draw,
* This code is for non-indexed (aka linear) rendering (no elts).
*/
-/* emit first quad vertex as first vertex in triangles */
-#define QUAD_FIRST_PV(i0,i1,i2,i3) \
- do_triangle( draw, \
- ( DRAW_PIPE_RESET_STIPPLE | \
- DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_1 ), \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK)); \
- do_triangle( draw, \
- ( DRAW_PIPE_EDGE_FLAG_1 | \
- DRAW_PIPE_EDGE_FLAG_2 ), \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i3) & ~DRAW_PIPE_FLAG_MASK))
-
-/* emit last quad vertex as last vertex in triangles */
-#define QUAD_LAST_PV(i0,i1,i2,i3) \
- do_triangle( draw, \
- ( DRAW_PIPE_RESET_STIPPLE | \
- DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_2 ), \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i3) & ~DRAW_PIPE_FLAG_MASK)); \
- do_triangle( draw, \
- ( DRAW_PIPE_EDGE_FLAG_0 | \
- DRAW_PIPE_EDGE_FLAG_1 ), \
- verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i3) & ~DRAW_PIPE_FLAG_MASK))
-
-#define TRIANGLE(flags,i0,i1,i2) \
- do_triangle( draw, \
- flags, /* flags */ \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i2) & ~DRAW_PIPE_FLAG_MASK))
-
-#define LINE(flags,i0,i1) \
- do_line( draw, \
- flags, \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * ((i1) & ~DRAW_PIPE_FLAG_MASK))
+#define TRIANGLE(flags,i0,i1,i2) \
+ do_triangle( draw, flags, \
+ verts + stride * (i0), \
+ verts + stride * (i1), \
+ verts + stride * (i2) )
-#define POINT(i0) \
- do_point( draw, \
- verts + stride * ((i0) & ~DRAW_PIPE_FLAG_MASK) )
+#define LINE(flags,i0,i1) \
+ do_line( draw, flags, \
+ verts + stride * (i0), \
+ verts + stride * (i1) )
-#define FUNC pipe_run_linear
-#define ARGS \
- struct draw_context *draw, \
- unsigned prim, \
- struct vertex_header *vertices, \
- unsigned stride
+#define POINT(i0) \
+ do_point( draw, verts + stride * (i0) )
-#define LOCAL_VARS \
- char *verts = (char *)vertices; \
- boolean flatfirst = (draw->rasterizer->flatshade && \
- draw->rasterizer->flatshade_first); \
- unsigned i; \
- ushort flags
-#define FLUSH
+#define GET_ELT(idx) (idx)
+
+#define FUNC pipe_run_linear
+#define FUNC_VARS \
+ struct draw_context *draw, \
+ unsigned prim, \
+ struct vertex_header *vertices, \
+ unsigned stride, \
+ unsigned count
#include "draw_pt_decompose.h"
@@ -378,6 +316,8 @@ void draw_pipeline_run_linear( struct draw_context *draw,
draw->pipeline.vertex_stride = vert_info->stride;
draw->pipeline.vertex_count = count;
+ assert(count <= vert_info->count);
+
pipe_run_linear(draw,
prim_info->prim,
(struct vertex_header*)verts,
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-29 11:59:36 +0000