Any driver that supports GLSL 1.30 should be able to handle this
extension, as it's entirely implemented in the GLSL compiler.
Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/mesa/state_tracker/st_extensions.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/mesa/state_tracker/st_extensions.c
b/src/mesa/state_tracker/st_extensions.c
index 32348ef..d019429 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -615,6 +615,7 @@ void st_init_extensions(struct st_context *st)
ctx->Extensions.ARB_shader_bit_encoding = GL_TRUE;
ctx->Extensions.ARB_shading_language_packing = GL_TRUE;
ctx->Extensions.OES_depth_texture_cube_map = GL_TRUE;
+ ctx->Extensions.ARB_shading_language_420pack = GL_TRUE;
} else {
/* Optional integer support for GLSL 1.2. */
if (screen->get_shader_param(screen, PIPE_SHADER_VERTEX,
--
1.8.3.3
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