diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2004-06-24 16:35:18 +0000 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2004-06-24 16:35:18 +0000 |
| commit | 939dd17653245621bf7488803f09418244b7b0b7 (patch) | |
| tree | 50eaa1558f277fdb8ccfb748eb1ddd73b56c3d1a /src/mesa | |
| parent | de67b3ea18c68f69e0303f1ba88dbb26066049de (diff) | |
fix HP occlusion testing when using generic span path
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/swrast/s_span.c | 15 | ||||
| -rw-r--r-- | src/mesa/swrast/s_triangle.c | 1 | ||||
| -rw-r--r-- | src/mesa/swrast/s_tritemp.h | 4 |
3 files changed, 12 insertions, 8 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index 41db42e2b8..0627dea9dd 100644 --- a/src/mesa/swrast/s_span.c +++ b/src/mesa/swrast/s_span.c @@ -939,10 +939,13 @@ _swrast_write_index_span( GLcontext *ctx, struct sw_span *span) } /* if we get here, something passed the depth test */ - ctx->OcclusionResult = GL_TRUE; + if (ctx->Depth.OcclusionTest) { + ctx->OcclusionResult = GL_TRUE; + } #if FEATURE_ARB_occlusion_query if (ctx->Occlusion.Active) { + /* update count of 'passed' fragments */ GLuint i; for (i = 0; i < span->end; i++) ctx->Occlusion.PassedCounter += span->array->mask[i]; @@ -1155,10 +1158,13 @@ _swrast_write_rgba_span( GLcontext *ctx, struct sw_span *span) } /* if we get here, something passed the depth test */ - ctx->OcclusionResult = GL_TRUE; + if (ctx->Depth.OcclusionTest) { + ctx->OcclusionResult = GL_TRUE; + } #if FEATURE_ARB_occlusion_query if (ctx->Occlusion.Active) { + /* update count of 'passed' fragments */ GLuint i; for (i = 0; i < span->end; i++) ctx->Occlusion.PassedCounter += span->array->mask[i]; @@ -1423,10 +1429,13 @@ _swrast_write_texture_span( GLcontext *ctx, struct sw_span *span) } /* if we get here, some fragments passed the depth test */ - ctx->OcclusionResult = GL_TRUE; + if (ctx->Depth.OcclusionTest) { + ctx->OcclusionResult = GL_TRUE; + } #if FEATURE_ARB_occlusion_query if (ctx->Occlusion.Active) { + /* update count of 'passed' fragments */ GLuint i; for (i = 0; i < span->end; i++) ctx->Occlusion.PassedCounter += span->array->mask[i]; diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c index 8c2ba368c0..5c8d1ebe29 100644 --- a/src/mesa/swrast/s_triangle.c +++ b/src/mesa/swrast/s_triangle.c @@ -900,7 +900,6 @@ fast_persp_span(GLcontext *ctx, struct sw_span *span, * Special tri function for occlusion testing */ #define NAME occlusion_zless_triangle -#define DO_OCCLUSION_TEST #define INTERP_Z 1 #define SETUP_CODE \ ASSERT(ctx->Depth.Test); \ diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h index 89f7d29bf8..a1a51c4aaa 100644 --- a/src/mesa/swrast/s_tritemp.h +++ b/src/mesa/swrast/s_tritemp.h @@ -304,9 +304,6 @@ static void NAME(GLcontext *ctx, const SWvertex *v0, oneOverArea = 1.0F / area; } -#ifndef DO_OCCLUSION_TEST - ctx->OcclusionResult = GL_TRUE; -#endif span.facing = ctx->_Facing; /* for 2-sided stencil test */ /* Edge setup. For a triangle strip these could be reused... */ @@ -1329,5 +1326,4 @@ static void NAME(GLcontext *ctx, const SWvertex *v0, #undef InterpToInt #undef INTERP_ONE -#undef DO_OCCLUSION_TEST #undef NAME |