GLSL: Implement geometry shader passthrough extension.

1 files changed, 28 insertions, 0 deletions

diff --git a/shaders/geom/geometry-passthrough.geom b/shaders/geom/geometry-passthrough.geom
new file mode 100644
index 00000000..7f1997c7
--- /dev/null
+++ b/shaders/geom/geometry-passthrough.geom
@@ -0,0 +1,28 @@
+#version 450
+#extension GL_NV_geometry_shader_passthrough : require
+
+layout(triangles) in;
+
+layout(passthrough) in gl_PerVertex
+{
+	vec4 gl_Position;
+} gl_in[];
+
+layout(passthrough, location = 0) in VertexBlock
+{
+	int a;
+	int b;
+} v1[];
+
+layout(location = 2) in VertexBlock2
+{
+	int a;
+	layout(passthrough) int b;
+} v2[];
+
+layout(passthrough, location = 4) in vec4 vPoint[];
+
+void main()
+{
+	gl_Layer = gl_InvocationID + v1[0].a + v2[1].b;
+}