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authorEric Anholt <[email protected]>2012-03-26 16:49:23 -0700
committerEric Anholt <[email protected]>2012-04-09 14:34:30 -0700
commit18c2ee0df5fa6679996e40c574d37475be230bd7 (patch)
tree8100bc1ed8c225c3c629fc98cdd7cde6989ce9ee /src
parentbb430ced7fb2aa26007637a0907d886716e8ddd6 (diff)
mesa: Create the default (name==0) buffer texture.
All that should be needed is that it exists. Fixes segfaults on first _mesa_update_context() with a samplerBuffer-using shader active but without a particular buffer texture enabled. Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/texobj.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index d7dee4f1b66..88dc3b195e7 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -756,6 +756,9 @@ _mesa_get_fallback_texture(struct gl_context *ctx, gl_texture_index tex)
target = GL_TEXTURE_1D;
break;
case TEXTURE_BUFFER_INDEX:
+ dims = 0;
+ target = GL_TEXTURE_BUFFER;
+ break;
case TEXTURE_EXTERNAL_INDEX:
default:
/* no-op */
@@ -794,6 +797,8 @@ _mesa_get_fallback_texture(struct gl_context *ctx, gl_texture_index tex)
GL_RGBA, texFormat);
switch (dims) {
+ case 0:
+ break;
case 1:
ctx->Driver.TexImage1D(ctx, texImage, GL_RGBA,
width, 0,