Initial commit

1 files changed, 38 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/test/testgpu/cube.metal b/contrib/SDL-3.2.8/test/testgpu/cube.metal
new file mode 100644
index 0000000..eaf7175
--- /dev/null
+++ b/contrib/SDL-3.2.8/test/testgpu/cube.metal
@@ -0,0 +1,38 @@
+#include <metal_stdlib>
+using namespace metal;
+
+struct VSOutput
+{
+    float4 color [[user(locn0)]];
+    float4 position [[position]];
+};
+
+#ifdef VERTEX
+
+struct UBO
+{
+    float4x4 modelViewProj;
+};
+
+struct VSInput
+{
+    float3 position [[attribute(0)]];
+    float3 color [[attribute(1)]];
+};
+
+vertex VSOutput vs_main(VSInput input [[stage_in]], constant UBO& ubo [[buffer(0)]])
+{
+    VSOutput output;
+    output.color = float4(input.color, 1.0);
+    output.position = ubo.modelViewProj * float4(input.position, 1.0);
+    return output;
+}
+
+#else
+
+fragment float4 fs_main(VSOutput input [[stage_in]])
+{
+    return input.color;
+}
+
+#endif
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