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Minor graphics fixes
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@@ -7,9 +7,6 @@ const float sampleStrength = 2.2;
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void main(void)
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{
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// some sample positions
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float samples[] = { -0.08,-0.05,-0.03,-0.02,-0.01,0.01,0.02,0.03,0.05,0.08 };
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// 0.5,0.5 is the center of the screen
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// so substracting v_TexCoord from it will result in
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// a vector pointing to the middle of the screen
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@@ -29,8 +26,16 @@ void main(void)
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// take 10 additional blur samples in the direction towards
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// the center of the screen
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for(int i = 0; i < 10; i++)
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sum += texture2D(u_Tex0, v_TexCoord + dir * samples[i] * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord - 0.08 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord - 0.05 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord - 0.03 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord - 0.02 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord - 0.01 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord + 0.01 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord + 0.02 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord + 0.03 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord + 0.05 * dir * sampleDist);
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sum += texture2D(u_Tex0, v_TexCoord + 0.08 * dir * sampleDist);
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// we have taken eleven samples
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sum *= 1.0/11.0;
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@@ -42,4 +47,4 @@ void main(void)
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//Blend the original color with the averaged pixels
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gl_FragColor = mix(color, sum, t);
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}
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}
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