Mesa (master): mesa: raise GL_INVALID_OPERATION for glReadPixels( GL_COLOR_INDEX)
Brian Paul
brianp at kemper.freedesktop.org
Tue Apr 20 22:18:40 UTC 2010
Module: Mesa
Branch: master
Commit: f86d7af4a0003997890edc84158e72c21c11037e
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=f86d7af4a0003997890edc84158e72c21c11037e
Author: Brian Paul <brianp at vmware.com>
Date: Tue Apr 20 16:12:34 2010 -0600
mesa: raise GL_INVALID_OPERATION for glReadPixels(GL_COLOR_INDEX)
We no longer support CI-mode color buffers so this is always an error.
---
src/mesa/main/readpix.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/mesa/main/readpix.c b/src/mesa/main/readpix.c
index f4d74e8..93f2bd3 100644
--- a/src/mesa/main/readpix.c
+++ b/src/mesa/main/readpix.c
@@ -103,6 +103,12 @@ _mesa_error_check_format_type(GLcontext *ctx, GLenum format, GLenum type,
"glReadPixels(no color buffer)");
return GL_TRUE;
}
+ /* We no longer support CI-mode color buffers so trying to read
+ * GL_COLOR_INDEX pixels is always an error.
+ */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glReadPixels(color buffer is RGB)");
+ return GL_TRUE;
}
break;
case GL_STENCIL_INDEX:
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