Platform: Added some fun example post processing shaders. exec postproc_*.cfg in console. It should suggest a few.
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//
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// Copyright (c) 2016-2020 Marco Hladik <marco@icculus.org>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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!!samps screen=0
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!!ver 120
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#include "sys/defs.h"
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varying vec2 texcoord;
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#ifdef VERTEX_SHADER
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void main()
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{
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texcoord = v_texcoord.xy;
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texcoord.y = 1.0 - texcoord.y;
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gl_Position = ftetransform();
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}
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#endif
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#ifdef FRAGMENT_SHADER
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uniform vec2 e_sourcesize;
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void main(void)
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{
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vec3 col = texture2D(s_screen, texcoord).rgb;
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/* just downconvert to 16-bit... if this was Unreal we'd dither first. */
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col.rgb = floor(col.rgb * vec3(32,64,32))/vec3(32,64,32);
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gl_FragColor = vec4(col, 1.0);
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}
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#endif
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//
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// Copyright (c) 2016-2020 Marco Hladik <marco@icculus.org>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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!!samps screen=0
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!!ver 120
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#include "sys/defs.h"
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varying vec2 texcoord;
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#ifdef VERTEX_SHADER
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void main()
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{
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texcoord = v_texcoord.xy;
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texcoord.y = 1.0 - texcoord.y;
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gl_Position = ftetransform();
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}
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#endif
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#ifdef FRAGMENT_SHADER
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uniform vec2 e_sourcesize;
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// from https://github.com/hughsk/glsl-dither/blob/master/4x4.glsl
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vec3 p_dither(vec2 position, vec3 col)
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{
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float brightness = col.r + col.g + col.b / 3.0;
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int x = int(mod(position.x, 4.0));
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int y = int(mod(position.y, 4.0));
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int index = x + y * 4;
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float limit = 0.0;
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if (x < 8) {
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if (index == 0) limit = 0.0625;
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if (index == 1) limit = 0.5625;
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if (index == 2) limit = 0.1875;
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if (index == 3) limit = 0.6875;
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if (index == 4) limit = 0.8125;
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if (index == 5) limit = 0.3125;
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if (index == 6) limit = 0.9375;
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if (index == 7) limit = 0.4375;
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if (index == 8) limit = 0.25;
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if (index == 9) limit = 0.75;
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if (index == 10) limit = 0.125;
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if (index == 11) limit = 0.625;
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if (index == 12) limit = 1.0;
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if (index == 13) limit = 0.5;
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if (index == 14) limit = 0.875;
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if (index == 15) limit = 0.375;
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}
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return col * (brightness < limit ? 0.0 : 1.0);
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}
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vec3 p_gamma(vec3 col)
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{
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float gamma = 0.75f;
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col.r = pow(col.r, 1.0 / gamma);
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col.g = pow(col.g, 1.0 / gamma);
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col.b = pow(col.b, 1.0 / gamma);
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return col;
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}
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void main(void)
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{
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vec2 pos = vec2(gl_FragCoord.x, gl_FragCoord.y);
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vec3 col = texture2D(s_screen, texcoord).rgb;
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col = p_gamma(col);
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// dither me
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col = mix(col, p_dither(pos, col), 0.5f);
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// 16-bit ify
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col.rgb = floor(col.rgb * vec3(32,64,32))/vec3(32,64,32);
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gl_FragColor = vec4(col, 1.0);
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}
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#endif
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//
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// Copyright (c) 2016-2020 Marco Hladik <marco@icculus.org>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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!!samps screen=0
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!!ver 120
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#include "sys/defs.h"
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varying vec2 texcoord;
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#ifdef VERTEX_SHADER
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void main()
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{
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texcoord = v_texcoord.xy;
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texcoord.y = 1.0 - texcoord.y;
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gl_Position = ftetransform();
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}
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#endif
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#ifdef FRAGMENT_SHADER
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uniform vec2 e_sourcesize;
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// from https://github.com/hughsk/glsl-dither/blob/master/8x8.glsl
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vec3 p_dither(vec2 position, vec3 col)
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{
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float brightness = col.r + col.g + col.b / 3.0;
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int x = int(mod(position.x, 8.0));
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int y = int(mod(position.y, 8.0));
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int index = x + y * 8;
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float limit = 0.0;
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if (x < 8) {
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if (index == 0) limit = 0.015625;
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if (index == 1) limit = 0.515625;
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if (index == 2) limit = 0.140625;
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if (index == 3) limit = 0.640625;
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if (index == 4) limit = 0.046875;
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if (index == 5) limit = 0.546875;
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if (index == 6) limit = 0.171875;
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if (index == 7) limit = 0.671875;
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if (index == 8) limit = 0.765625;
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if (index == 9) limit = 0.265625;
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if (index == 10) limit = 0.890625;
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if (index == 11) limit = 0.390625;
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if (index == 12) limit = 0.796875;
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if (index == 13) limit = 0.296875;
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if (index == 14) limit = 0.921875;
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if (index == 15) limit = 0.421875;
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if (index == 16) limit = 0.203125;
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if (index == 17) limit = 0.703125;
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if (index == 18) limit = 0.078125;
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if (index == 19) limit = 0.578125;
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if (index == 20) limit = 0.234375;
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if (index == 21) limit = 0.734375;
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if (index == 22) limit = 0.109375;
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if (index == 23) limit = 0.609375;
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if (index == 24) limit = 0.953125;
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if (index == 25) limit = 0.453125;
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if (index == 26) limit = 0.828125;
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if (index == 27) limit = 0.328125;
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if (index == 28) limit = 0.984375;
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if (index == 29) limit = 0.484375;
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if (index == 30) limit = 0.859375;
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if (index == 31) limit = 0.359375;
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if (index == 32) limit = 0.0625;
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if (index == 33) limit = 0.5625;
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if (index == 34) limit = 0.1875;
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if (index == 35) limit = 0.6875;
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if (index == 36) limit = 0.03125;
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if (index == 37) limit = 0.53125;
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if (index == 38) limit = 0.15625;
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if (index == 39) limit = 0.65625;
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if (index == 40) limit = 0.8125;
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if (index == 41) limit = 0.3125;
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if (index == 42) limit = 0.9375;
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if (index == 43) limit = 0.4375;
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if (index == 44) limit = 0.78125;
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if (index == 45) limit = 0.28125;
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if (index == 46) limit = 0.90625;
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if (index == 47) limit = 0.40625;
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if (index == 48) limit = 0.25;
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if (index == 49) limit = 0.75;
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if (index == 50) limit = 0.125;
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if (index == 51) limit = 0.625;
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if (index == 52) limit = 0.21875;
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if (index == 53) limit = 0.71875;
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if (index == 54) limit = 0.09375;
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if (index == 55) limit = 0.59375;
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if (index == 56) limit = 1.0;
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if (index == 57) limit = 0.5;
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if (index == 58) limit = 0.875;
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if (index == 59) limit = 0.375;
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if (index == 60) limit = 0.96875;
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if (index == 61) limit = 0.46875;
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if (index == 62) limit = 0.84375;
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if (index == 63) limit = 0.34375;
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}
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return col * (brightness < limit ? 0.0 : 1.0);
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}
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vec3 p_gamma(vec3 col)
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{
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float gamma = 1.5;
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float lines = mod(gl_FragCoord.y, 2.0);
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// scanlines.
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if (lines < 1.0) {
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gamma = 1.0f;
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}
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col.r = pow(col.r, 1.0 / gamma);
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col.g = pow(col.g, 1.0 / gamma);
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col.b = pow(col.b, 1.0 / gamma);
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return col;
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}
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void main(void)
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{
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vec2 pos = vec2(gl_FragCoord.x, gl_FragCoord.y);
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vec3 col = texture2D(s_screen, texcoord).rgb;
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// mess with the gamma
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col = p_gamma(col);
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// dither comes last... we only want to mix some of it in
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col = mix(col, p_dither(pos, col), 0.2f);
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// 24 to 16
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col.rgb = floor(col.rgb * vec3(32,64,32))/vec3(32,64,32);
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gl_FragColor = vec4(col, 1.0);
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}
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#endif
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// fake 3dfx voodoo settings
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// aesthetic feature only
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seta gl_texturemode GL_LINEAR_MIPMAP_LINEAR
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seta d_mipcap 0 1000
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// software mode doesn't have any real size limitations
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seta gl_max_size 8192
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// make sure those gl vars are set to a minimal setting
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seta gl_affinemodels 0
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seta gl_blendsprites 0
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seta gl_flashblend 0
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seta gl_overbright 0
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seta gl_picmip 0
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seta gl_polyblend 1
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seta gl_specular 0
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seta gl_texture_anisotropic_filtering 0
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// interpolation
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seta cl_nolerp 0
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seta r_noframegrouplerp 0
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seta r_nolerp 0
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// lighting
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seta r_lightmap 0
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seta r_lightmap_format rgb8
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seta r_nolightdir 0
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seta r_loadlit 1
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// FBO settings
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seta r_renderscale 1
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// glsl trickery
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seta r_glsl_offsetmapping 0
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seta r_softwarebanding 0
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seta r_postprocshader ""
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seta gl_ldr 1
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// 3dfx GL Quake did not bother respecting colormaps, HL doesn't have one
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seta r_fb_bmodels 1
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seta r_fb_models 1
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// shadows
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seta r_shadows 2
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seta r_shadow_realtime_dlight 0
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seta r_shadow_realtime_dlight_shadows 0
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seta r_shadow_realtime_world 0
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// rest of the video gang
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seta r_bloom 0
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seta r_coronas 0
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seta r_deluxemapping 0
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seta r_drawflame 1
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seta r_drawflat 0
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seta r_dynamic 1
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seta r_fastsky 0
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seta r_lavastyle 1
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seta r_stains 0
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seta r_waterstyle 1
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seta r_waterwarp 0
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seta vid_hardwaregamma 1
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// apply
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vid_reload
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// fake 3dfx voodoo settings
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// aesthetic feature only
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seta gl_texturemode GL_LINEAR_MIPMAP_LINEAR
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seta d_mipcap 0 1000
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// no limitations
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seta gl_max_size 8192
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// make sure those gl vars are set to a minimal setting
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seta gl_affinemodels 0
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seta gl_blendsprites 0
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seta gl_flashblend 0
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seta gl_overbright 2
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seta gl_picmip 0
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seta gl_polyblend 1
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seta gl_specular 0
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seta gl_texture_anisotropic_filtering 0
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// interpolation
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seta cl_nolerp 0
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seta r_noframegrouplerp 0
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seta r_nolerp 0
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// lighting
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seta r_lightmap 0
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seta r_lightmap_format rgb9e5
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seta r_nolightdir 0
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seta r_loadlit 1
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// FBO settings
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seta r_renderscale 1
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// glsl trickery
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seta r_glsl_offsetmapping 0
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seta r_softwarebanding 0
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seta r_postprocshader ""
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seta gl_ldr 0
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// colormap related
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seta r_fb_bmodels 1
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seta r_fb_models 1
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// shadows
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seta r_shadows 0
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seta r_shadow_realtime_dlight 0
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seta r_shadow_realtime_dlight_shadows 0
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seta r_shadow_realtime_world 0
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// rest of the video gang
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seta r_bloom 0
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seta r_coronas 0
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seta r_deluxemapping 0
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seta r_drawflame 1
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seta r_drawflat 0
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seta r_dynamic 1
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seta r_fastsky 0
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seta r_lavastyle 1
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seta r_stains 0
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seta r_waterstyle 1
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seta r_waterwarp 1
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seta vid_hardwaregamma 1
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// apply
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vid_reload
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// fake 3dfx voodoo settings
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// aesthetic feature only
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seta gl_texturemode GL_NEAREST_MIPMAP_NEAREST
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seta d_mipcap 0 1000
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// software mode doesn't have any real size limitations
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seta gl_max_size 8192
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// make sure those gl vars are set to a minimal setting
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seta gl_affinemodels 1
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seta gl_blendsprites 0
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seta gl_flashblend 0
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seta gl_overbright 0
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seta gl_picmip 0
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seta gl_polyblend 1
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seta gl_specular 0
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seta gl_texture_anisotropic_filtering 0
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// interpolation
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seta cl_nolerp 1
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seta r_noframegrouplerp 0
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seta r_nolerp 1
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// lighting
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seta r_lightmap 0
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seta r_lightmap_format rgb8
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seta r_nolightdir 1
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seta r_loadlit 0
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// FBO settings
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seta r_renderscale 1
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// glsl trickery
|
||||
seta r_glsl_offsetmapping 0
|
||||
seta r_softwarebanding 1
|
||||
seta r_postprocshader postproc_software
|
||||
seta gl_ldr 1
|
||||
|
||||
// 3dfx GL Quake did not bother respecting colormaps, HL doesn't have one
|
||||
seta r_fb_bmodels 1
|
||||
seta r_fb_models 1
|
||||
|
||||
// shadows
|
||||
seta r_shadows 0
|
||||
seta r_shadow_realtime_dlight 0
|
||||
seta r_shadow_realtime_dlight_shadows 0
|
||||
seta r_shadow_realtime_world 0
|
||||
|
||||
// rest of the video gang
|
||||
seta r_bloom 0
|
||||
seta r_coronas 0
|
||||
seta r_deluxemapping 0
|
||||
seta r_drawflame 1
|
||||
seta r_drawflat 0
|
||||
seta r_dynamic 1
|
||||
seta r_fastsky 0
|
||||
seta r_lavastyle 1
|
||||
seta r_stains 0
|
||||
seta r_waterstyle 1
|
||||
seta r_waterwarp 1
|
||||
seta vid_hardwaregamma 1
|
||||
|
||||
// apply
|
||||
vid_reload
|
||||
|
|
@ -0,0 +1,65 @@
|
|||
// fake 3dfx voodoo settings
|
||||
// aesthetic feature only
|
||||
|
||||
seta gl_texturemode GL_NEAREST_MIPMAP_NEAREST
|
||||
seta d_mipcap 0 1000
|
||||
|
||||
// software mode doesn't have any real size limitations
|
||||
seta gl_max_size 8192
|
||||
|
||||
// make sure those gl vars are set to a minimal setting
|
||||
seta gl_affinemodels 1
|
||||
seta gl_blendsprites 0
|
||||
seta gl_flashblend 0
|
||||
seta gl_overbright 2
|
||||
seta gl_picmip 0
|
||||
seta gl_polyblend 1
|
||||
seta gl_specular 0
|
||||
seta gl_texture_anisotropic_filtering 0
|
||||
|
||||
// interpolation
|
||||
seta cl_nolerp 1
|
||||
seta r_noframegrouplerp 0
|
||||
seta r_nolerp 1
|
||||
|
||||
// lighting
|
||||
seta r_lightmap 0
|
||||
seta r_lightmap_format rgb9e5
|
||||
seta r_nolightdir 0
|
||||
seta r_loadlit 0
|
||||
|
||||
// FBO settings
|
||||
seta r_renderscale 1
|
||||
|
||||
// glsl trickery
|
||||
seta r_glsl_offsetmapping 0
|
||||
seta r_softwarebanding 1
|
||||
seta r_postprocshader postproc_unreal
|
||||
seta gl_ldr 0
|
||||
|
||||
// 3dfx GL Quake did not bother respecting colormaps, HL doesn't have one
|
||||
seta r_fb_bmodels 1
|
||||
seta r_fb_models 1
|
||||
|
||||
// shadows
|
||||
seta r_shadows 0
|
||||
seta r_shadow_realtime_dlight 0
|
||||
seta r_shadow_realtime_dlight_shadows 0
|
||||
seta r_shadow_realtime_world 0
|
||||
|
||||
// rest of the video gang
|
||||
seta r_bloom 0
|
||||
seta r_coronas 0
|
||||
seta r_deluxemapping 0
|
||||
seta r_drawflame 1
|
||||
seta r_drawflat 0
|
||||
seta r_dynamic 1
|
||||
seta r_fastsky 0
|
||||
seta r_lavastyle 1
|
||||
seta r_stains 0
|
||||
seta r_waterstyle 1
|
||||
seta r_waterwarp 1
|
||||
seta vid_hardwaregamma 1
|
||||
|
||||
// apply
|
||||
vid_reload
|
||||
|
|
@ -0,0 +1,65 @@
|
|||
// fake 3dfx voodoo settings
|
||||
// aesthetic feature only
|
||||
|
||||
seta gl_texturemode GL_LINEAR_MIPMAP_LINEAR
|
||||
seta d_mipcap 0 1000
|
||||
|
||||
// 3dfx cards of the time could only handle 256 wide textures
|
||||
seta gl_max_size 256
|
||||
|
||||
// make sure those gl vars are set to a minimal setting
|
||||
seta gl_affinemodels 0
|
||||
seta gl_blendsprites 0
|
||||
seta gl_flashblend 0
|
||||
seta gl_overbright 0
|
||||
seta gl_picmip 0
|
||||
seta gl_polyblend 1
|
||||
seta gl_specular 0
|
||||
seta gl_texture_anisotropic_filtering 0
|
||||
|
||||
// interpolation
|
||||
seta cl_nolerp 0
|
||||
seta r_noframegrouplerp 1
|
||||
seta r_nolerp 0
|
||||
|
||||
// lighting
|
||||
seta r_lightmap 0
|
||||
seta r_lightmap_format rgb8
|
||||
seta r_nolightdir 1
|
||||
seta r_loadlit 0
|
||||
|
||||
// FBO settings
|
||||
seta r_renderscale 1
|
||||
|
||||
// glsl trickery
|
||||
seta r_glsl_offsetmapping 0
|
||||
seta r_softwarebanding 0
|
||||
seta r_postprocshader postproc_voodoo
|
||||
seta gl_ldr 1
|
||||
|
||||
// 3dfx GL Quake did not bother respecting colormaps, HL doesn't have one
|
||||
seta r_fb_bmodels 0
|
||||
seta r_fb_models 0
|
||||
|
||||
// shadows
|
||||
seta r_shadows 0
|
||||
seta r_shadow_realtime_dlight 0
|
||||
seta r_shadow_realtime_dlight_shadows 0
|
||||
seta r_shadow_realtime_world 0
|
||||
|
||||
// rest of the video gang
|
||||
seta r_bloom 0
|
||||
seta r_coronas 0
|
||||
seta r_deluxemapping 0
|
||||
seta r_drawflame 1
|
||||
seta r_drawflat 0
|
||||
seta r_dynamic 1
|
||||
seta r_fastsky 0
|
||||
seta r_lavastyle 1
|
||||
seta r_stains 0
|
||||
seta r_waterstyle 1
|
||||
seta r_waterwarp 0
|
||||
seta vid_hardwaregamma 1
|
||||
|
||||
// apply
|
||||
vid_reload
|
||||
|
|
@ -0,0 +1,16 @@
|
|||
postproc_software
|
||||
{
|
||||
program postproc_software
|
||||
{
|
||||
map $sourcecolour
|
||||
nodepthtest
|
||||
}
|
||||
}
|
||||
postproc_unreal
|
||||
{
|
||||
program postproc_unreal
|
||||
{
|
||||
map $sourcecolour
|
||||
nodepthtest
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,8 @@
|
|||
postproc_voodoo
|
||||
{
|
||||
program postproc_voodoo
|
||||
{
|
||||
map $sourcecolour
|
||||
nodepthtest
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue