mirror of
https://github.com/RetroDECK/ES-DE.git
synced 2024-11-25 23:55:38 +00:00
Cosmetic code cleanup of some GLSL shader code.
This commit is contained in:
Leon Styhre
parent
9e24121855
commit
fddf099a74
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@ -1,10 +1,11 @@
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//
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// Implementation based on the article "Efficient Gaussian blur with linear sampling"
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// http://rastergrid.com/blog/2010/09/efficient-gaussian-blur-with-linear-sampling/
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/* A version for MasterEffect Reborn, a standalone version, and a custom shader version for SweetFX can be
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found at http://reshade.me/forum/shader-presentation/27-gaussian-blur-bloom-unsharpmask */
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/*-----------------------------------------------------------.
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/ Gaussian Blur settings /
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'-----------------------------------------------------------*/
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// A version for MasterEffect Reborn, a standalone version, and a custom shader version for SweetFX
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// can be found at http://reshade.me/forum/shader-presentation/27-gaussian-blur-bloom-unsharpmask
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//
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// Borrowed from the RetroArch project and modified for ES-DE by Leon Styhre.
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//
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#define HW 1.00
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@ -43,10 +44,8 @@ uniform COMPAT_PRECISION vec2 InputSize;
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void main()
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{
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gl_Position = MVPMatrix * gl_Vertex;
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// gl_Position = MVPMatrix * VertexCoord;
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COL0 = COLOR;
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TEX0.xy = gl_MultiTexCoord0.xy;
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// TEX0.xy = TexCoord.xy;
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}
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#elif defined(FRAGMENT)
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@ -80,19 +79,19 @@ uniform COMPAT_PRECISION vec2 InputSize;
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uniform sampler2D Texture;
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COMPAT_VARYING vec4 TEX0;
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// compatibility #defines
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// Compatibility #defines
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#define Source Texture
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#define vTexCoord TEX0.xy
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) // Either TextureSize or InputSize.
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#define outsize vec4(OutputSize, 1.0 / OutputSize)
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void main()
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{
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vec2 texcoord = vTexCoord;
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// vec2 PIXEL_SIZE = SourceSize.zw;
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vec2 PIXEL_SIZE = vec2(SourceSize.z, SourceSize.w);
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#if __VERSION__ < 130
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#if __VERSION__ < 130
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float sampleOffsets1 = 0.0;
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float sampleOffsets2 = 1.4347826;
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float sampleOffsets3 = 3.3478260;
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@ -109,29 +108,28 @@ void main()
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vec4 color = COMPAT_TEXTURE(Source, texcoord);
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color = vec4(color.rgb, 1.0) * sampleWeights1;
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// unroll the loop
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets2* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets2* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets2 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets2 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets3* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets3* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets3 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets3 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets4* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets4* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets4 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets4 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets5* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights5;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets5* HW * PIXEL_SIZE.x, 0.0)) * sampleWeights5;
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#else
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets5 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights5;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets5 * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights5;
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#else
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float sampleOffsets[5] = { 0.0, 1.4347826, 3.3478260, 5.2608695, 7.1739130 };
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float sampleWeights[5] = { 0.16818994, 0.27276957, 0.11690125, 0.024067905, 0.0021112196 };
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vec4 color = COMPAT_TEXTURE(Source, texcoord) * sampleWeights[0];
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for(int i = 1; i < 5; ++i) {
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets[i]*HW * PIXEL_SIZE.x, 0.0)) * sampleWeights[i];
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets[i]*HW * PIXEL_SIZE.x, 0.0)) * sampleWeights[i];
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for (int i = 1; i < 5; i++) {
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color += COMPAT_TEXTURE(Source, texcoord + vec2(sampleOffsets[i] * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights[i];
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color += COMPAT_TEXTURE(Source, texcoord - vec2(sampleOffsets[i] * HW * PIXEL_SIZE.x, 0.0)) * sampleWeights[i];
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}
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#endif
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#endif
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FragColor = vec4(color);
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}
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@ -1,10 +1,11 @@
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//
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// Implementation based on the article "Efficient Gaussian blur with linear sampling"
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// http://rastergrid.com/blog/2010/09/efficient-gaussian-blur-with-linear-sampling/
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/* A version for MasterEffect Reborn, a standalone version, and a custom shader version for SweetFX can be
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found at http://reshade.me/forum/shader-presentation/27-gaussian-blur-bloom-unsharpmask */
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/*-----------------------------------------------------------.
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/ Gaussian Blur settings /
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'-----------------------------------------------------------*/
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// A version for MasterEffect Reborn, a standalone version, and a custom shader version for SweetFX
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// can be found at http://reshade.me/forum/shader-presentation/27-gaussian-blur-bloom-unsharpmask
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//
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// Borrowed from the RetroArch project and modified for ES-DE by Leon Styhre.
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//
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#define VW 1.00
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@ -31,7 +32,6 @@ COMPAT_ATTRIBUTE vec4 COLOR;
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COMPAT_ATTRIBUTE vec4 TexCoord;
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COMPAT_VARYING vec4 COL0;
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COMPAT_VARYING vec4 TEX0;
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// out variables go here as COMPAT_VARYING whatever
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vec4 _oPosition1;
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uniform mat4 MVPMatrix;
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@ -44,10 +44,8 @@ uniform COMPAT_PRECISION vec2 InputSize;
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void main()
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{
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gl_Position = MVPMatrix * gl_Vertex;
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// gl_Position = MVPMatrix * VertexCoord;
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COL0 = COLOR;
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TEX0.xy = gl_MultiTexCoord0.xy;
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// TEX0.xy = TexCoord.xy;
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}
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#elif defined(FRAGMENT)
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@ -85,15 +83,15 @@ COMPAT_VARYING vec4 TEX0;
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#define Source Texture
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#define vTexCoord TEX0.xy
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) // Either TextureSize or InputSize.
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#define outsize vec4(OutputSize, 1.0 / OutputSize)
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void main()
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{
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vec2 texcoord = vTexCoord;
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// vec2 PIXEL_SIZE = SourceSize.zw;
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vec2 PIXEL_SIZE = vec2(SourceSize.z, SourceSize.w);
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#if __VERSION__ < 130
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#if __VERSION__ < 130
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float sampleOffsets1 = 0.0;
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float sampleOffsets2 = 1.4347826;
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float sampleOffsets3 = 3.3478260;
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@ -110,29 +108,28 @@ void main()
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vec4 color = COMPAT_TEXTURE(Source, texcoord);
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color = vec4(color.rgb, 1.0) * sampleWeights1;
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// unroll the loop
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets2* VW * PIXEL_SIZE.y)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets2* VW * PIXEL_SIZE.y)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets2 * VW * PIXEL_SIZE.y)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets2 * VW * PIXEL_SIZE.y)) * sampleWeights2;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets3* VW * PIXEL_SIZE.y)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets3* VW * PIXEL_SIZE.y)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets3 * VW * PIXEL_SIZE.y)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets3 * VW * PIXEL_SIZE.y)) * sampleWeights3;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets4* VW * PIXEL_SIZE.y)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets4* VW * PIXEL_SIZE.y)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets4 * VW * PIXEL_SIZE.y)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets4 * VW * PIXEL_SIZE.y)) * sampleWeights4;
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets5* VW * PIXEL_SIZE.y)) * sampleWeights5;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets5* VW * PIXEL_SIZE.y)) * sampleWeights5;
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#else
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets5 * VW * PIXEL_SIZE.y)) * sampleWeights5;
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets5 * VW * PIXEL_SIZE.y)) * sampleWeights5;
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#else
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float sampleOffsets[5] = { 0.0, 1.4347826, 3.3478260, 5.2608695, 7.1739130 };
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float sampleWeights[5] = { 0.16818994, 0.27276957, 0.11690125, 0.024067905, 0.0021112196 };
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vec4 color = COMPAT_TEXTURE(Source, texcoord) * sampleWeights[0];
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for(int i = 1; i < 5; ++i) {
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets[i]*VW * PIXEL_SIZE.y)) * sampleWeights[i];
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets[i]*VW * PIXEL_SIZE.y)) * sampleWeights[i];
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for (int i = 1; i < 5; i++) {
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color += COMPAT_TEXTURE(Source, texcoord + vec2(0.0, sampleOffsets[i] * VW * PIXEL_SIZE.y)) * sampleWeights[i];
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color += COMPAT_TEXTURE(Source, texcoord - vec2(0.0, sampleOffsets[i] * VW * PIXEL_SIZE.y)) * sampleWeights[i];
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}
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#endif
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#endif
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FragColor = vec4(color);
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}
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@ -1,34 +1,24 @@
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/*
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Phosphor shader - Copyright (C) 2011 caligari.
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Ported by Hyllian.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// Parameter lines go here:
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// 0.5 = the spot stays inside the original pixel
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// 1.0 = the spot bleeds up to the center of next pixel
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// #pragma parameter SPOT_WIDTH "CRTCaligari Spot Width" 0.9 0.1 1.5 0.05
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// #pragma parameter SPOT_HEIGHT "CRTCaligari Spot Height" 0.75 0.1 1.5 0.05
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// Used to counteract the desaturation effect of weighting.
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// #pragma parameter COLOR_BOOST "CRTCaligari Color Boost" 1.45 1.0 2.0 0.05
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// Constants used with gamma correction.
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// #pragma parameter InputGamma "CRTCaligari Input Gamma" 2.4 0.0 5.0 0.1
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// #pragma parameter OutputGamma "CRTCaligari Output Gamma" 2.2 0.0 5.0 0.1
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//
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// Phosphor shader - Copyright (C) 2011 caligari.
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//
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// Ported by Hyllian.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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// Borrowed from the RetroArch project and modified for ES-DE by Leon Styhre.
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//
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#if defined(VERTEX)
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@ -64,15 +54,13 @@ uniform COMPAT_PRECISION vec2 OutputSize;
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uniform COMPAT_PRECISION vec2 TextureSize;
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uniform COMPAT_PRECISION vec2 InputSize;
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) // Either TextureSize or InputSize.
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void main()
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{
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gl_Position = MVPMatrix * gl_Vertex;
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// gl_Position = MVPMatrix * VertexCoord;
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COL0 = COLOR;
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TEX0.xy = gl_MultiTexCoord0.xy;
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// TEX0.xy = TexCoord.xy;
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onex = vec2(SourceSize.z, 0.0);
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oney = vec2(0.0, SourceSize.w);
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}
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@ -110,15 +98,15 @@ COMPAT_VARYING vec4 TEX0;
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COMPAT_VARYING vec2 onex;
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COMPAT_VARYING vec2 oney;
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// compatibility #defines
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// Compatibility #defines
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#define Source Texture
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#define vTexCoord TEX0.xy
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
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#define SourceSize vec4(TextureSize, 1.0 / TextureSize) // Either TextureSize or InputSize.
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#define OutputSize vec4(OutputSize, 1.0 / OutputSize)
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#ifdef PARAMETER_UNIFORM
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// All parameter floats need to have COMPAT_PRECISION in front of them
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// All parameter floats need to have COMPAT_PRECISION in front of them.
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uniform COMPAT_PRECISION float SPOT_WIDTH;
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uniform COMPAT_PRECISION float SPOT_HEIGHT;
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uniform COMPAT_PRECISION float COLOR_BOOST;
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@ -132,77 +120,77 @@ uniform COMPAT_PRECISION float OutputGamma;
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#define OutputGamma 2.2
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#endif
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#define GAMMA_IN(color) pow(color,vec4(InputGamma))
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#define GAMMA_IN(color) pow(color, vec4(InputGamma))
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#define GAMMA_OUT(color) pow(color, vec4(1.0 / OutputGamma))
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#define TEX2D(coords) GAMMA_IN( COMPAT_TEXTURE(Source, coords) )
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#define TEX2D(coords) GAMMA_IN(COMPAT_TEXTURE(Source, coords))
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// Macro for weights computing
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// Macro for weights computing.
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#define WEIGHT(w) \
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if(w>1.0) w=1.0; \
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if (w > 1.0) w = 1.0; \
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w = 1.0 - w * w; \
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w = w * w;
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void main()
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{
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vec2 coords = ( vTexCoord * SourceSize.xy );
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vec2 pixel_center = floor( coords ) + vec2(0.5, 0.5);
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vec2 coords = (vTexCoord * SourceSize.xy);
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vec2 pixel_center = floor(coords) + vec2(0.5, 0.5);
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vec2 texture_coords = pixel_center * SourceSize.zw;
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vec4 color = TEX2D( texture_coords );
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vec4 color = TEX2D(texture_coords);
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float dx = coords.x - pixel_center.x;
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float h_weight_00 = dx / SPOT_WIDTH;
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WEIGHT( h_weight_00 );
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WEIGHT(h_weight_00);
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color *= vec4( h_weight_00, h_weight_00, h_weight_00, h_weight_00 );
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// get closest horizontal neighbour to blend
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// Get closest horizontal neighbour to blend.
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vec2 coords01;
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if (dx>0.0) {
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if (dx > 0.0) {
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coords01 = onex;
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dx = 1.0 - dx;
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} else {
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}
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else {
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coords01 = -onex;
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dx = 1.0 + dx;
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}
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vec4 colorNB = TEX2D( texture_coords + coords01 );
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vec4 colorNB = TEX2D(texture_coords + coords01);
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float h_weight_01 = dx / SPOT_WIDTH;
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WEIGHT( h_weight_01 );
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WEIGHT(h_weight_01);
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color = color + colorNB * vec4( h_weight_01 );
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color = color + colorNB * vec4(h_weight_01);
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//////////////////////////////////////////////////////
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// Vertical Blending
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// Vertical blending.
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float dy = coords.y - pixel_center.y;
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float v_weight_00 = dy / SPOT_HEIGHT;
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WEIGHT( v_weight_00 );
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color *= vec4( v_weight_00 );
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WEIGHT(v_weight_00);
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color *= vec4(v_weight_00);
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// get closest vertical neighbour to blend
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vec2 coords10;
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if (dy>0.0) {
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if (dy > 0.0) {
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coords10 = oney;
|
||||
dy = 1.0 - dy;
|
||||
} else {
|
||||
}
|
||||
else {
|
||||
coords10 = -oney;
|
||||
dy = 1.0 + dy;
|
||||
}
|
||||
colorNB = TEX2D( texture_coords + coords10 );
|
||||
colorNB = TEX2D(texture_coords + coords10);
|
||||
|
||||
float v_weight_10 = dy / SPOT_HEIGHT;
|
||||
WEIGHT( v_weight_10 );
|
||||
WEIGHT(v_weight_10);
|
||||
|
||||
color = color + colorNB * vec4( v_weight_10 * h_weight_00, v_weight_10 * h_weight_00, v_weight_10 * h_weight_00, v_weight_10 * h_weight_00 );
|
||||
color = color + colorNB * vec4(v_weight_10 * h_weight_00, v_weight_10 * h_weight_00,
|
||||
v_weight_10 * h_weight_00, v_weight_10 * h_weight_00);
|
||||
colorNB = TEX2D(texture_coords + coords01 + coords10);
|
||||
color = color + colorNB * vec4(v_weight_10 * h_weight_01, v_weight_10 * h_weight_01,
|
||||
v_weight_10 * h_weight_01, v_weight_10 * h_weight_01);
|
||||
color *= vec4(COLOR_BOOST);
|
||||
|
||||
colorNB = TEX2D( texture_coords + coords01 + coords10 );
|
||||
|
||||
color = color + colorNB * vec4( v_weight_10 * h_weight_01, v_weight_10 * h_weight_01, v_weight_10 * h_weight_01, v_weight_10 * h_weight_01 );
|
||||
|
||||
color *= vec4( COLOR_BOOST );
|
||||
|
||||
FragColor = clamp( GAMMA_OUT(color), 0.0, 1.0 );
|
||||
FragColor = clamp(GAMMA_OUT(color), 0.0, 1.0);
|
||||
}
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in a new issue