With pbuffers and pixmaps we were getting zero color buffers
available for drawing. This patch allow to do for example
glClear for pbuffers and pixmaps.
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikk...@gmail.com>
---
src/mesa/main/buffers.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 1ee2009..dfbe75c 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -100,7 +100,7 @@ draw_buffer_enum_to_bitmask(const struct gl_context *ctx,
GLenum buffer)
case GL_FRONT:
return BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_FRONT_RIGHT;
case GL_BACK:
- if (_mesa_is_gles(ctx)) {
+ if (_mesa_is_gles(ctx) || _mesa_is_winsys_fbo(ctx->DrawBuffer)) {
/* Page 181 (page 192 of the PDF) in section 4.2.1 of the OpenGL
* ES 3.0.1 specification says:
*
--
1.8.5.1
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