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authorIlia Mirkin <[email protected]>2016-02-12 13:12:09 -0500
committerIlia Mirkin <[email protected]>2016-02-12 18:22:49 -0500
commitb7e246d89afb2c6072fd65f6bf01a1921afc6d2a (patch)
treee9b3a787d76a2bf84e14c5cc55417fedcf60462a
parenta663aa2a3793eaaead9332cdb315c31389254276 (diff)
mesa: recognize enums GL_COLOR_ATTACHMENT8-31 as valid
Similar as for AUX1-3, these enums aren't invalid (i.e. -1) but also not supported by mesa. Returning BUFFER_COUNT causes the proper error to be returned by ReadBuffer and other functions. This resolves some failures in dEQP-GLES31.functional.debug.negative_coverage.get_error.buffer.read_buffer Signed-off-by: Ilia Mirkin <[email protected]> Reviewed-by: Brian Paul <[email protected]>
-rw-r--r--src/mesa/main/buffers.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 83e238ae825..3ca4b66d771 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -159,6 +159,9 @@ draw_buffer_enum_to_bitmask(const struct gl_context *ctx, GLenum buffer)
case GL_COLOR_ATTACHMENT7_EXT:
return BUFFER_BIT_COLOR7;
default:
+ /* not an error, but also not supported */
+ if (buffer >= GL_COLOR_ATTACHMENT8 && buffer <= GL_COLOR_ATTACHMENT31)
+ return 1 << BUFFER_COUNT;
/* error */
return BAD_MASK;
}
@@ -214,6 +217,9 @@ read_buffer_enum_to_index(GLenum buffer)
case GL_COLOR_ATTACHMENT7_EXT:
return BUFFER_COLOR7;
default:
+ /* not an error, but also not supported */
+ if (buffer >= GL_COLOR_ATTACHMENT8 && buffer <= GL_COLOR_ATTACHMENT31)
+ return BUFFER_COUNT;
/* error */
return -1;
}