From: Nicolai Hähnle <[email protected]>
---
.../execution/fs-builtin-variables.shader_test | 58 ++++++++++++++++++++++
1 file changed, 58 insertions(+)
create mode 100644
tests/spec/arb_shader_ballot/execution/fs-builtin-variables.shader_test
diff --git
a/tests/spec/arb_shader_ballot/execution/fs-builtin-variables.shader_test
b/tests/spec/arb_shader_ballot/execution/fs-builtin-variables.shader_test
new file mode 100644
index 0000000..cd75bca
--- /dev/null
+++ b/tests/spec/arb_shader_ballot/execution/fs-builtin-variables.shader_test
@@ -0,0 +1,58 @@
+[require]
+GL >= 3.2
+GLSL >= 1.50
+GL_ARB_shader_ballot
+
+[vertex shader passthrough]
+
+[fragment shader]
+#version 150
+#extension GL_ARB_shader_ballot : require
+#extension GL_ARB_gpu_shader_int64 : require
+
+out vec4 outcolor;
+
+void main() {
+ uint64_t active_set = ballotARB(true);
+
+ uint id = gl_SubGroupInvocationARB;
+
+ if (id >= gl_SubGroupSizeARB) {
+ outcolor = vec4(1.0, 0 / 255.0, id / 255.0, gl_SubGroupSizeARB
/ 255.0);
+ return;
+ }
+
+ if (gl_SubGroupEqMaskARB != (1ul << id)) {
+ outcolor = vec4(1.0, 1 / 255.0, id / 255.0, 0.0);
+ return;
+ }
+
+ if (gl_SubGroupGeMaskARB != (~0ul << id)) {
+ outcolor = vec4(1.0, 2 / 255.0, id / 255.0, 0.0);
+ return;
+ }
+
+ if (gl_SubGroupGtMaskARB != (~1ul << id)) {
+ outcolor = vec4(1.0, 2 / 255.0, id / 255.0, 0.0);
+ return;
+ }
+
+ if (gl_SubGroupLeMaskARB != ~(~1ul << id)) {
+ outcolor = vec4(1.0, 3 / 255.0, id / 255.0, 0.0);
+ return;
+ }
+
+ if (gl_SubGroupLtMaskARB != ~(~0ul << id)) {
+ outcolor = vec4(1.0, 4 / 255.0, id / 255.0, 0.0);
+ return;
+ }
+
+ outcolor = vec4(0.0, 1.0, 0.0, 1.0);
+}
+
+[test]
+clear color 0.0 0.0 0.0 0.0
+clear
+
+draw rect -1 -1 2 2
+probe all rgba 0.0 1.0 0.0 1.0
--
2.9.3
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