Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
---
This just maps to the UCMP instruction which should be supported by everyone
who supports native integers in shaders. Tested on nv50, llvmpipe, and
softpipe.
src/mesa/state_tracker/st_extensions.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/mesa/state_tracker/st_extensions.c
b/src/mesa/state_tracker/st_extensions.c
index 8b1101a..a245fdf 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -636,6 +636,8 @@ void st_init_extensions(struct st_context *st)
if (!st->options.disable_shader_bit_encoding) {
ctx->Extensions.ARB_shader_bit_encoding = GL_TRUE;
}
+
+ ctx->Extensions.EXT_shader_integer_mix = GL_TRUE;
} else {
/* Optional integer support for GLSL 1.2. */
if (screen->get_shader_param(screen, PIPE_SHADER_VERTEX,
@@ -643,6 +645,8 @@ void st_init_extensions(struct st_context *st)
screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT,
PIPE_SHADER_CAP_INTEGERS)) {
ctx->Const.NativeIntegers = GL_TRUE;
+
+ ctx->Extensions.EXT_shader_integer_mix = GL_TRUE;
}
}
--
1.8.3.2
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