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-rw-r--r--src/mesa/main/context.c3
-rw-r--r--src/mesa/main/macros.h7
2 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index fbdbd680a2e..8b5693e3771 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -653,6 +653,9 @@ _mesa_init_constants(struct gl_constants *consts, gl_api api)
/* GL_ARB_framebuffer_object */
consts->MaxSamples = 0;
+ /* GLSL default if NativeIntegers == FALSE */
+ consts->UniformBooleanTrue = FLT_AS_UINT(1.0f);
+
/* GL_ARB_sync */
consts->MaxServerWaitTimeout = 0x1fff7fffffffULL;
diff --git a/src/mesa/main/macros.h b/src/mesa/main/macros.h
index 422eb5aadaa..7b6148d0940 100644
--- a/src/mesa/main/macros.h
+++ b/src/mesa/main/macros.h
@@ -184,6 +184,13 @@ static inline GLfloat UINT_AS_FLT(GLuint u)
return tmp.f;
}
+static inline unsigned FLT_AS_UINT(float f)
+{
+ fi_type tmp;
+ tmp.f = f;
+ return tmp.u;
+}
+
/**
* Convert a floating point value to an unsigned fixed point value.
*