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authorZack Rusin <zackr@vmware.com>2010-06-15 16:37:32 -0400
committerZack Rusin <zackr@vmware.com>2010-06-15 16:37:32 -0400
commit3560652ccf0d88bcc23c326ea99bbc7091b45f39 (patch)
treea718f08ab026ce939681d55f36c939762cffc31b /src/gallium/auxiliary/draw/draw_gs.c
parent215e10ac2615359065cc264c68f08f39533bafd4 (diff)
gs: make sure we end primitives when finishing executing shaders
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_gs.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_gs.c28
1 files changed, 7 insertions, 21 deletions
diff --git a/src/gallium/auxiliary/draw/draw_gs.c b/src/gallium/auxiliary/draw/draw_gs.c
index 505622d138..c2c08fd442 100644
--- a/src/gallium/auxiliary/draw/draw_gs.c
+++ b/src/gallium/auxiliary/draw/draw_gs.c
@@ -416,11 +416,18 @@ int draw_geometry_shader_run(struct draw_geometry_shader *shader,
output_prims->linear = TRUE;
output_prims->elts = NULL;
output_prims->start = 0;
+ output_prims->count = shader->emitted_vertices;
output_prims->prim = shader->output_primitive;
output_prims->primitive_lengths = shader->primitive_lengths;
output_prims->primitive_count = shader->emitted_primitives;
output_verts->count = shader->emitted_vertices;
+#if 0
+ debug_printf("GS finished, prims = %d, verts = %d\n",
+ output_prims->primitive_count,
+ output_verts->count);
+#endif
+
return shader->emitted_vertices;
}
@@ -440,24 +447,3 @@ void draw_geometry_shader_prepare(struct draw_geometry_shader *shader,
draw->gs.samplers);
}
}
-
-int draw_max_output_vertices(struct draw_context *draw,
- unsigned pipe_prim,
- unsigned count)
-{
- unsigned alloc_count = align( count, 4 );
-
- if (draw->gs.geometry_shader) {
- unsigned input_primitives = u_gs_prims_for_vertices(pipe_prim,
- count);
- /* max GS output is number of input primitives * max output
- * vertices per each invocation */
- unsigned gs_max_verts = input_primitives *
- draw->gs.geometry_shader->max_output_vertices;
- if (gs_max_verts > count)
- alloc_count = align(gs_max_verts, 4);
- }
- /*debug_printf("------- alloc count = %d (input = %d)\n",
- alloc_count, count);*/
- return alloc_count;
-}