source/blender/draw/engines/workbench/shaders/workbench_effect_taa_frag.glsl


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uniform sampler2D historyBuffer;
uniform sampler2D colorBuffer;

out vec4 colorOutput;

uniform float mixFactor;

void main()
{
  ivec2 texel = ivec2(gl_FragCoord.xy);
  vec4 color_buffer = texelFetch(colorBuffer, texel, 0);
  vec4 history_buffer = texelFetch(historyBuffer, texel, 0);
  colorOutput = mix(history_buffer, color_buffer, mixFactor);
}