diff options
| author | Zack Rusin <zack@tungstengraphics.com> | 2008-04-11 19:58:22 -0400 |
|---|---|---|
| committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-04-14 11:00:35 +0100 |
| commit | 808f968f3ad0cb32e86f517753d5715d00e9ec2c (patch) | |
| tree | a75a2d4f267b8d36e668e8fd02de534ffa6e8ad6 /src/gallium/auxiliary/draw/draw_vs_sse.c | |
| parent | aadbb1d7fbbaada6e378cb60194e5861cadf98d1 (diff) | |
return true if one of the vertices has been clipped
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_vs_sse.c')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_sse.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_sse.c b/src/gallium/auxiliary/draw/draw_vs_sse.c index bfec89254e..6e8d2021f5 100644 --- a/src/gallium/auxiliary/draw/draw_vs_sse.c +++ b/src/gallium/auxiliary/draw/draw_vs_sse.c @@ -78,7 +78,7 @@ vs_sse_prepare( struct draw_vertex_shader *base, * \param count number of vertices to shade [1..4] * \param vOut array of pointers to four output vertices */ -static void +static boolean vs_sse_run( struct draw_vertex_shader *base, struct draw_context *draw, const unsigned *elts, @@ -88,6 +88,7 @@ vs_sse_run( struct draw_vertex_shader *base, struct draw_sse_vertex_shader *shader = (struct draw_sse_vertex_shader *)base; struct tgsi_exec_machine *machine = &draw->machine; unsigned int i, j; + unsigned int clipped = 0; ALIGN16_DECL(struct tgsi_exec_vector, inputs, PIPE_MAX_ATTRIBS); ALIGN16_DECL(struct tgsi_exec_vector, outputs, PIPE_MAX_ATTRIBS); @@ -143,6 +144,7 @@ vs_sse_run( struct draw_vertex_shader *base, if (!draw->rasterizer->bypass_clipping) { vOut[i + j]->clipmask = compute_clipmask(vOut[i + j]->clip, draw->plane, draw->nr_planes); + clipped += vOut[i + j]->clipmask; /* divide by w */ w = 1.0f / w; @@ -180,6 +182,7 @@ vs_sse_run( struct draw_vertex_shader *base, } } } + return clipped != 0; } |