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authormarha <marha@users.sourceforge.net>2012-02-08 16:41:27 +0100
committermarha <marha@users.sourceforge.net>2012-02-08 16:41:27 +0100
commit03346747e21e4cd1db30c6a5d8af6705575e3755 (patch)
tree120604af21bdac64007a0a3005dcce420cb76714 /mesalib/src/mesa/main/drawpix.c
parentada3d2c30b5a7a1a79e128b7326d50c3bab77a8a (diff)
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mesa git update 8 feb 2012
Diffstat (limited to 'mesalib/src/mesa/main/drawpix.c')
-rw-r--r--mesalib/src/mesa/main/drawpix.c38
1 files changed, 35 insertions, 3 deletions
diff --git a/mesalib/src/mesa/main/drawpix.c b/mesalib/src/mesa/main/drawpix.c
index 01983d945..c2f7db2e8 100644
--- a/mesalib/src/mesa/main/drawpix.c
+++ b/mesalib/src/mesa/main/drawpix.c
@@ -33,7 +33,6 @@
#include "image.h"
#include "mfeatures.h"
#include "pbo.h"
-#include "readpix.h"
#include "state.h"
#include "dispatch.h"
@@ -48,6 +47,7 @@ static void GLAPIENTRY
_mesa_DrawPixels( GLsizei width, GLsizei height,
GLenum format, GLenum type, const GLvoid *pixels )
{
+ GLenum err;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
@@ -94,8 +94,40 @@ _mesa_DrawPixels( GLsizei width, GLsizei height,
goto end;
}
- if (_mesa_error_check_format_type(ctx, format, type, GL_TRUE)) {
- goto end; /* the error code was recorded */
+ err = _mesa_error_check_format_and_type(ctx, format, type);
+ if (err != GL_NO_ERROR) {
+ _mesa_error(ctx, err, "glDrawPixels(invalid format %s and/or type %s)",
+ _mesa_lookup_enum_by_nr(format),
+ _mesa_lookup_enum_by_nr(type));
+ goto end;
+ }
+
+ /* do special format-related checks */
+ switch (format) {
+ case GL_STENCIL_INDEX:
+ case GL_DEPTH_COMPONENT:
+ case GL_DEPTH_STENCIL_EXT:
+ /* these buffers must exist */
+ if (!_mesa_dest_buffer_exists(ctx, format)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glDrawPixels(missing deest buffer)");
+ goto end;
+ }
+ break;
+ case GL_COLOR_INDEX:
+ if (ctx->PixelMaps.ItoR.Size == 0 ||
+ ctx->PixelMaps.ItoG.Size == 0 ||
+ ctx->PixelMaps.ItoB.Size == 0) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glDrawPixels(drawing color index pixels into RGB buffer)");
+ goto end;
+ }
+ break;
+ default:
+ /* for color formats it's not an error if the destination color
+ * buffer doesn't exist.
+ */
+ break;
}
if (ctx->RasterDiscard) {