This fixes a bug on BDW when our meta-based stencil blit path assert-fails
due to an invalid internal format even though we do support the
ARB_stencil_texturing extension.
---
src/mesa/main/teximage.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 03264dd..0e37613 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -221,6 +221,16 @@ _mesa_base_tex_format( struct gl_context *ctx, GLint
internalFormat )
}
}
+ if (ctx->Extensions.ARB_stencil_texturing) {
+ switch (internalFormat) {
+ case GL_STENCIL_INDEX:
+ case GL_STENCIL_INDEX8:
+ return GL_STENCIL_INDEX;
+ default:
+ ; /* fallthrough */
+ }
+ }
+
switch (internalFormat) {
case GL_COMPRESSED_ALPHA:
return GL_ALPHA;
--
2.2.2
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