Add support for compute shaders.

[movit] / header.compute

diff --git a/header.compute b/header.compute
new file mode 100644 (file)
index 0000000..5487b20
--- /dev/null
+++ b/header.compute
@@ -0,0 +1,23 @@
+#version 130
+#extension GL_ARB_compute_shader : enable
+#extension GL_ARB_shader_image_load_store : enable
+
+// FIXME this needs to be auto-output or something
+layout(rgba16f) uniform restrict writeonly image2D outbuf;
+
+vec4 tex2D(sampler2D s, vec2 coord)
+{
+       return texture(s, coord);
+}
+
+void cs_output(uvec2 coord, vec4 val)
+{
+       imageStore(outbuf, ivec2(coord), val);
+}
+
+void cs_output(ivec2 coord, vec4 val)
+{
+       imageStore(outbuf, coord, val);
+}
+
+#define OUTPUT(tc, val) cs_output(tc, val)