[Mesa-dev] [PATCH 08/46] mesa: add _mesa_has_tessellation
Marek Olšák
maraeo at gmail.com
Tue Jun 16 16:01:04 PDT 2015
From: Marek Olšák <marek.olsak at amd.com>
---
src/mesa/main/context.h | 11 +++++++++++
src/mesa/main/queryobj.c | 2 +-
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/src/mesa/main/context.h b/src/mesa/main/context.h
index 6f3c941..7d256b1 100644
--- a/src/mesa/main/context.h
+++ b/src/mesa/main/context.h
@@ -344,6 +344,17 @@ _mesa_has_compute_shaders(const struct gl_context *ctx)
}
+/**
+ * Checks if the context supports tessellation.
+ */
+static inline GLboolean
+_mesa_has_tessellation(const struct gl_context *ctx)
+{
+ return ctx->API == API_OPENGL_CORE &&
+ ctx->Extensions.ARB_tessellation_shader;
+}
+
+
#ifdef __cplusplus
}
#endif
diff --git a/src/mesa/main/queryobj.c b/src/mesa/main/queryobj.c
index 5ff1b95..282aab5 100644
--- a/src/mesa/main/queryobj.c
+++ b/src/mesa/main/queryobj.c
@@ -217,7 +217,7 @@ get_query_binding_point(struct gl_context *ctx, GLenum target, GLuint index)
case GL_TESS_CONTROL_SHADER_PATCHES_ARB:
case GL_TESS_EVALUATION_SHADER_INVOCATIONS_ARB:
- if (ctx->Extensions.ARB_tessellation_shader)
+ if (_mesa_has_tessellation(ctx))
return get_pipe_stats_binding_point(ctx, target);
else
return NULL;
--
2.1.0
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