mirror of
https://github.com/DrBeef/ioq3quest.git
synced 2024-11-29 15:21:54 +00:00
84 lines
4.3 KiB
GLSL
84 lines
4.3 KiB
GLSL
uniform sampler2D u_TextureMap;
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uniform vec4 u_Color;
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uniform vec2 u_InvTexRes;
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varying vec2 var_TexCoords;
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void main()
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{
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vec4 color;
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vec2 tc;
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#if 0
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float c[7];
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c[0] = 1.0;
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c[1] = 0.9659258263;
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c[2] = 0.8660254038;
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c[3] = 0.7071067812;
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c[4] = 0.5;
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c[5] = 0.2588190451;
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c[6] = 0.0;
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tc = var_TexCoords + u_InvTexRes * vec2( c[0], c[6]); color = texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[1], c[5]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[2], c[4]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[3], c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[4], c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[5], c[1]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[6], c[0]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[1], -c[5]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[2], -c[4]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[3], -c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[4], -c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[5], -c[1]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[6], -c[0]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[0], c[6]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[1], c[5]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[2], c[4]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[3], c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[4], c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[5], c[1]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[1], -c[5]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[2], -c[4]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[3], -c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[4], -c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[5], -c[1]); color += texture2D(u_TextureMap, tc);
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gl_FragColor = color * 0.04166667 * u_Color;
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#endif
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float c[5];
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c[0] = 1.0;
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c[1] = 0.9238795325;
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c[2] = 0.7071067812;
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c[3] = 0.3826834324;
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c[4] = 0.0;
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tc = var_TexCoords + u_InvTexRes * vec2( c[0], c[4]); color = texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[1], c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[2], c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[3], c[1]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[4], c[0]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[1], -c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[2], -c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[3], -c[1]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( c[4], -c[0]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[0], c[4]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[1], c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[2], c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[3], c[1]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[1], -c[3]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[2], -c[2]); color += texture2D(u_TextureMap, tc);
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tc = var_TexCoords + u_InvTexRes * vec2( -c[3], -c[1]); color += texture2D(u_TextureMap, tc);
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gl_FragColor = color * 0.0625 * u_Color;
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}
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