Differential D13910 Diff 47452 source/blender/draw/engines/workbench/shaders/workbench_effect_smaa_frag.glsl

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


	uniform sampler2D edgesTex;			#pragma BLENDER_REQUIRE(common_smaa_lib.glsl)
	uniform sampler2D areaTex;
	uniform sampler2D searchTex;
	uniform sampler2D blendTex;
	uniform sampler2D colorTex;
	uniform float mixFactor;
	uniform float taaAccumulatedWeight;

	in vec2 uvs;
	in vec2 pixcoord;
	in vec4 offset[3];

	#if SMAA_STAGE == 0
	out vec2 fragColor;
	#else
	out vec4 fragColor;
	#endif

	void main()			void main()
	{			{
	#if SMAA_STAGE == 0			#if SMAA_STAGE == 0
	/* Detect edges in color and revealage buffer. */			/* Detect edges in color and revealage buffer. */
	fragColor = SMAALumaEdgeDetectionPS(uvs, offset, colorTex);			out_edges = SMAALumaEdgeDetectionPS(uvs, offset, colorTex);
	/* Discard if there is no edge. */			/* Discard if there is no edge. */
	if (dot(fragColor, float2(1.0, 1.0)) == 0.0) {			if (dot(out_edges, float2(1.0, 1.0)) == 0.0) {
	discard;			discard;
	}			}

	#elif SMAA_STAGE == 1			#elif SMAA_STAGE == 1
	fragColor = SMAABlendingWeightCalculationPS(			out_weights = SMAABlendingWeightCalculationPS(
	uvs, pixcoord, offset, edgesTex, areaTex, searchTex, vec4(0));			uvs, pixcoord, offset, edgesTex, areaTex, searchTex, vec4(0));

	#elif SMAA_STAGE == 2			#elif SMAA_STAGE == 2
	fragColor = vec4(0.0);			out_color = vec4(0.0);
	if (mixFactor > 0.0) {			if (mixFactor > 0.0) {
	fragColor += SMAANeighborhoodBlendingPS(uvs, offset[0], colorTex, blendTex) * mixFactor;			out_color += SMAANeighborhoodBlendingPS(uvs, offset[0], colorTex, blendTex) * mixFactor;
	}			}
	if (mixFactor < 1.0) {			if (mixFactor < 1.0) {
	fragColor += texture(colorTex, uvs) * (1.0 - mixFactor);			out_color += texture(colorTex, uvs) * (1.0 - mixFactor);
	}			}
	fragColor /= taaAccumulatedWeight;			out_color /= taaAccumulatedWeight;
	fragColor = exp2(fragColor) - 0.5;			/* Exit log2 space used for Antialiasing. */
				out_color = exp2(out_color) - 0.5;

	/* Avoid float precision issue. */			/* Avoid float precision issue. */
	if (fragColor.a > 0.999) {			if (out_color.a > 0.999) {
	fragColor.a = 1.0;			out_color.a = 1.0;
	}			}
	#endif			#endif
	}			}