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path: root/source/blender/gpu/shaders/material/gpu_shader_material_gamma.glsl

blob: 5733992f8dd2852b4fa0ccea00827e5713b5459c (plain)

void node_gamma(vec4 col, float gamma, out vec4 outcol)
{
  outcol = col;

  if (col.r > 0.0) {
    outcol.r = compatible_pow(col.r, gamma);
  }
  if (col.g > 0.0) {
    outcol.g = compatible_pow(col.g, gamma);
  }
  if (col.b > 0.0) {
    outcol.b = compatible_pow(col.b, gamma);
  }
}