From 939dd17653245621bf7488803f09418244b7b0b7 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Thu, 24 Jun 2004 16:35:18 +0000 Subject: fix HP occlusion testing when using generic span path --- src/mesa/swrast/s_span.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'src/mesa/swrast/s_span.c') diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index 41db42e2b80..0627dea9ddf 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]; -- cgit v1.2.3