diff options
Diffstat (limited to 'src/mesa/main/framebuffer.c')
| -rw-r--r-- | src/mesa/main/framebuffer.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c index 31689c8fe8..01f84180af 100644 --- a/src/mesa/main/framebuffer.c +++ b/src/mesa/main/framebuffer.c @@ -544,7 +544,8 @@ _mesa_update_framebuffer_visual(struct gl_framebuffer *fb) const GLenum baseFormat = _mesa_get_format_base_format(rb->Format); const gl_format fmt = rb->Format; - if (baseFormat == GL_RGBA || baseFormat == GL_RGB) { + if (baseFormat == GL_RGBA || baseFormat == GL_RGB || + baseFormat == GL_ALPHA) { fb->Visual.redBits = _mesa_get_format_bits(fmt, GL_RED_BITS); fb->Visual.greenBits = _mesa_get_format_bits(fmt, GL_GREEN_BITS); fb->Visual.blueBits = _mesa_get_format_bits(fmt, GL_BLUE_BITS); |