This fails with current Mesa due to a bug in commit:
4639cea2921669527eb43dcb49724c05afb27e8e
Signed-off-by: Tapani Pälli <[email protected]>
---
.../linker/query-varyings.shader_test | 33 ++++++++++++++++++++++
1 file changed, 33 insertions(+)
create mode 100644
tests/spec/arb_program_interface_query/linker/query-varyings.shader_test
diff --git
a/tests/spec/arb_program_interface_query/linker/query-varyings.shader_test
b/tests/spec/arb_program_interface_query/linker/query-varyings.shader_test
new file mode 100644
index 0000000..01acee5
--- /dev/null
+++ b/tests/spec/arb_program_interface_query/linker/query-varyings.shader_test
@@ -0,0 +1,33 @@
+# Tests that we can succesfully query properties of varyings
+# that have interface GL_PROGRAM_INPUT in fragment stage.
+#
+# This tests that possible optimization for packing variables
+# does not loose information about individual variables.
+#
+[require]
+GLSL >= 1.10
+GL_ARB_program_interface_query
+
+[vertex shader]
+#version 110
+varying float r, g, b;
+void main()
+{
+ r = 1.0;
+ g = 0.0;
+ b = 1.0;
+ gl_Position = vec4(0.0);
+}
+
+[fragment shader]
+#version 110
+varying float r, g, b;
+void main()
+{
+ gl_FragColor = vec4(r, g, b, 1.0);
+}
+
+[test]
+verify program_interface_query GL_PROGRAM_INPUT r GL_ARRAY_SIZE 1
+verify program_interface_query GL_PROGRAM_INPUT g GL_TYPE GL_FLOAT
+verify program_interface_query GL_PROGRAM_INPUT b
GL_REFERENCED_BY_FRAGMENT_SHADER 1
--
2.4.3
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