header.comp

#version 150
#extension GL_ARB_compute_shader : enable
#extension GL_ARB_shader_image_load_store : enable
#extension GL_ARB_shader_image_size : enable

// The texture the compute shader is writing to.
uniform restrict writeonly image2D tex_outbuf;

// Defined in footer.comp.
vec4 tex2D(sampler2D s, vec2 coord);
void cs_output(uvec2 coord, vec4 val);
void cs_output(ivec2 coord, vec4 val);

// Used if there are any steps used to postprocess compute shader output.
// Initialized due to https://bugs.freedesktop.org/show_bug.cgi?id=103895.
vec4 CS_OUTPUT_VAL = vec4(0.0);

#define OUTPUT(tc, val) cs_output(tc, val)