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-rw-r--r--src/mesa/drivers/dri/intel/intel_span.c50
1 files changed, 28 insertions, 22 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_span.c b/src/mesa/drivers/dri/intel/intel_span.c
index 8df49908806..1e739434577 100644
--- a/src/mesa/drivers/dri/intel/intel_span.c
+++ b/src/mesa/drivers/dri/intel/intel_span.c
@@ -444,23 +444,32 @@ intel_renderbuffer_unmap(struct intel_context *intel,
* _ColorReadBuffer, _DepthBuffer or _StencilBuffer fields.
*/
static void
-intel_map_unmap_buffers(struct intel_context *intel, GLboolean map)
+intel_map_unmap_framebuffer(struct intel_context *intel,
+ struct gl_framebuffer *fb,
+ GLboolean map)
{
GLcontext *ctx = &intel->ctx;
GLuint i, j;
- /* color draw buffers */
- for (j = 0; j < ctx->DrawBuffer->_NumColorDrawBuffers; j++) {
+ /* color buffers */
+ if (fb == ctx->DrawBuffer) {
+ for (j = 0; j < fb->_NumColorDrawBuffers; j++) {
+ if (map)
+ intel_renderbuffer_map(intel, fb->_ColorDrawBuffers[j]);
+ else
+ intel_renderbuffer_unmap(intel, fb->_ColorDrawBuffers[j]);
+ }
+ } else {
if (map)
- intel_renderbuffer_map(intel, ctx->DrawBuffer->_ColorDrawBuffers[j]);
+ intel_renderbuffer_map(intel, fb->_ColorReadBuffer);
else
- intel_renderbuffer_unmap(intel, ctx->DrawBuffer->_ColorDrawBuffers[j]);
+ intel_renderbuffer_unmap(intel, fb->_ColorReadBuffer);
}
/* check for render to textures */
for (i = 0; i < BUFFER_COUNT; i++) {
struct gl_renderbuffer_attachment *att =
- ctx->DrawBuffer->Attachment + i;
+ fb->Attachment + i;
struct gl_texture_object *tex = att->Texture;
if (tex) {
/* render to texture */
@@ -472,34 +481,26 @@ intel_map_unmap_buffers(struct intel_context *intel, GLboolean map)
}
}
- /* color read buffers */
- if (map)
- intel_renderbuffer_map(intel, ctx->ReadBuffer->_ColorReadBuffer);
- else
- intel_renderbuffer_unmap(intel, ctx->ReadBuffer->_ColorReadBuffer);
-
/* depth buffer (Note wrapper!) */
- if (ctx->DrawBuffer->_DepthBuffer) {
+ if (fb->_DepthBuffer) {
if (map)
- intel_renderbuffer_map(intel, ctx->DrawBuffer->_DepthBuffer->Wrapped);
+ intel_renderbuffer_map(intel, fb->_DepthBuffer->Wrapped);
else
intel_renderbuffer_unmap(intel,
- ctx->DrawBuffer->_DepthBuffer->Wrapped);
+ fb->_DepthBuffer->Wrapped);
}
/* stencil buffer (Note wrapper!) */
- if (ctx->DrawBuffer->_StencilBuffer) {
+ if (fb->_StencilBuffer) {
if (map)
intel_renderbuffer_map(intel,
- ctx->DrawBuffer->_StencilBuffer->Wrapped);
+ fb->_StencilBuffer->Wrapped);
else
intel_renderbuffer_unmap(intel,
- ctx->DrawBuffer->_StencilBuffer->Wrapped);
+ fb->_StencilBuffer->Wrapped);
}
}
-
-
/**
* Prepare for software rendering. Map current read/draw framebuffers'
* renderbuffes and all currently bound texture objects.
@@ -522,7 +523,8 @@ intelSpanRenderStart(GLcontext * ctx)
}
}
- intel_map_unmap_buffers(intel, GL_TRUE);
+ intel_map_unmap_framebuffer(intel, ctx->DrawBuffer, GL_TRUE);
+ intel_map_unmap_framebuffer(intel, ctx->ReadBuffer, GL_TRUE);
}
/**
@@ -544,7 +546,8 @@ intelSpanRenderFinish(GLcontext * ctx)
}
}
- intel_map_unmap_buffers(intel, GL_FALSE);
+ intel_map_unmap_framebuffer(intel, ctx->DrawBuffer, GL_FALSE);
+ intel_map_unmap_framebuffer(intel, ctx->ReadBuffer, GL_FALSE);
UNLOCK_HARDWARE(intel);
}
@@ -711,6 +714,9 @@ intel_set_span_functions(struct intel_context *intel,
intel_YTile_InitStencilPointers_z24_s8(rb);
break;
}
+ } else {
+ _mesa_problem(NULL,
+ "Unexpected ActualFormat in intelSetSpanFunctions");
}
break;
default: