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gpu_shader_compositor_gamma.glsl « library « shaders « realtime_compositor « compositor « blender « source - git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
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#pragma BLENDER_REQUIRE(gpu_shader_common_math_utils.glsl)

void node_composite_gamma(vec4 color, float gamma, out vec4 result)
{
  result.rgb = fallback_pow(color.rgb, gamma, color.rgb);
  result.a = color.a;
}