559 lines
17 KiB
GLSL
559 lines
17 KiB
GLSL
#include inc_res.glsl
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#include inc_magic.glsl
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#include inc_functions.glsl
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#ifndef INC_FX
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#define INC_FX
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vec4 fx_master(vec3 c0, vec3 c, int seed, vec3 m0) {
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float fx = magic(m0.xy, vec3(1., 0., 0.), seed);
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bool invert = magic_trigger(vec3(m0.z, 0., 0.), seed);
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vec3 c_out = mix(c0, c, fx);
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c_out = mix(c_out, 1. - c_out, invert ? 1. : 0.);
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return vec4(c_out, 1.);
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}
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// FX 1 : thru
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vec4 fx_1(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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// controls
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float hue = magic(f1, b1, seed + 10.);
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float saturation = magic(f2, b2, seed + 20.);
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float light = magic(f3, b3, seed + 30.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec3 c = c0;
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c = shift3(c, hue);
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c *= 1. + saturation;
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c = mix(c + light * 2., c - (1. - light) * 2., step(.5, light));
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return fx_master(c0, c, seed, m0);
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}
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// FX 2 : feedback + shift
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vec4 fx_shift(vec2 vUV, sampler2D src0, sampler2D src1, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float zoom = magic(f1, b1, seed + 10);
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float x_shift = magic(f2, b2, seed + 20);
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float y_shift = magic(f3, b3, seed + 30);
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// logic
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vec3 c0 = texture(src0, uv0).xyz;
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vec2 uv2 = uv1;
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uv2 = mix(uv2 * (1 + zoom * 2), uv2 * (zoom), step(.5, zoom));
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uv2 += vec2(x_shift * ratio, y_shift) * 2;
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vec3 c = reframe(src1, uv2).xyz;
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return fx_master(c0, c, seed, m0);
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}
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vec4 fx_2(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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return fx_shift(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
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}
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// FX 3 : shift
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vec4 fx_3(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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return fx_shift(vUV, previous, previous, seed, b1, f1, b2, f2, b3, f3, m0);
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}
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// FX 4 : colorize
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vec4 fx_4(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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// controls
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float c_black = magic(f1, b1, seed + 10);
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bool c_black_trigger = magic_trigger(b1, seed + 10);
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float c_white = magic(f2, b2, seed + 20);
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bool c_white_trigger = magic_trigger(b2, seed + 20);
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float delta = magic(f3, b3, seed + 30);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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float f = mean(c0);
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float c_mix = mix(c_black, c_white, f) + delta;
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vec3 c = mix(c_black_trigger ? col(c_mix) : vec3(0), c_white_trigger ? col(c_mix) : vec3(1), f);
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return fx_master(c0, c, seed, m0);
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}
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// FX 5 : quantize
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vec4 fx_5(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float pixel_size = magic(f1, b1, seed + 10.);
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float quantize = magic(f2, b2, seed + 20.);
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bool quantize_trigger = magic_trigger(b2, seed + 20.);
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float blur = magic(f3, b3, seed + 30.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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float pixel = (1., - pixel_size) * 250. + 25.;
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uv2 = round(uv2 * pixel) / pixel;
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vec3 c = gauss(previous, uv2 * vec2(1. / ratio, 1.) + .5, 3, .005 * blur).xyz;
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float colors = (1. - quantize) * 10. + 1.;
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if (quantize_trigger) {
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c = round(c * colors) / colors;
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}
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// c = mix(c, 1 - c, step(noise_f(uv0 * 10 + vec2(iTime * .1, 0), 5), .5));
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return fx_master(c0, c, seed, m0);
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}
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// FX 6 : dithering
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vec4 fx_6(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float pixel_size = magic(f1, b1, seed + 10);
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bool pixel_size_trigger = magic_trigger(b1, seed + 10);
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float quantize = magic(f2, b2, seed + 20);
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bool quantize_trigger = magic_trigger(b2, seed + 20);
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float blur = magic(f3, b3, seed + 30);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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float k1 = pow(2, 10 - floor(pixel_size * 5));
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float pixel = (1 - pixel_size) * 250 + 25;
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if (pixel_size_trigger) {
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uv2 = floor(uv2 * k1) / k1;
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}
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vec3 c = gauss(previous, uv2 * vec2(1 / ratio, 1) + .5, 3, .005 * blur).xyz;
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float k3 = pow(2, 5 - floor(quantize * 5));
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if (quantize_trigger) {
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c *= k3;
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c = vec3(
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mix(floor(c.x), ceil(c.x), dither(uv2 * k1, c.x - floor(c.x))),
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mix(floor(c.y), ceil(c.y), dither(uv2 * k1, c.y - floor(c.y))),
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mix(floor(c.z), ceil(c.z), dither(uv2 * k1, c.z - floor(c.z)))
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);
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c /= k3;
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}
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return fx_master(c0, c, seed, m0);
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}
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// FX 7 : tv
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vec4 fx_7(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float lens_v = magic(f1, b1, seed + 10.);
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float horizontal_noise = magic(f2, b2, seed + 20.);
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float zoom = magic(f3, b3, seed + 30.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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float k1 = lens_v * .5;
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uv2 *= 1. + zoom * 2.;
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uv2 = lens(uv2, -k1, k1);
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float k = horizontal_noise;
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vec3 c = vec3(
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reframe_b(previous, uv2 + vec2((rand(uv0.y * 1000. + iTime) - .5) * k * .1)).x,
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reframe_b(previous, uv2 + vec2((rand(uv0.y * 1100. + iTime) - .5) * k * .1)).y,
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reframe_b(previous, uv2).z
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);
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return fx_master(c0, c, seed, m0);
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}
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// FX 8 : kaleidoscope
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vec4 fx_8(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float axes = magic(f1, b1, seed + 10.);
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float axes_trigger = magic_b(b1, seed + 10.).x;
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float rotation = magic(f2, b2, seed + 20.);
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float h_scroll = magic(f3, b3, seed + 30.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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uv2 = mix(uv2, kal2(uv2 * rot(.25), floor(axes * 9. + 1.)) * vec2(1., -2.) + vec2(0., -.5), axes_trigger);
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uv2 *= rot(rotation);
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uv2.x = (saw(uv2.x / ratio + .5 + h_scroll * 2.) - .5) * ratio;
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vec3 c = reframe(previous, uv2).xyz;
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return fx_master(c0, c, seed, m0);
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}
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#include inc_cp437.glsl
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// FX 9 : cp437
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vec4 fx_9(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float zoom = magic(f1, b1, seed + 10.);
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vec2 charset = magic_f(f2, b2, seed + 20.);
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vec3 charset_ctrl = magic_b(b2, seed + 20.);
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float char_delta = magic(f3, b3, seed + 30.);
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float t = magic(seed + 40.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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float k1 = 100. * (1. - zoom) + 10.;
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float inv_k = 1. / k1;
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uv2 = floor(uv2 * k1) * inv_k;
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int start_char = charset_ctrl.x > 0. ? charsets[int(charset.x * CHARSETS) * 2] : 0x01;
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int char_span = int((charset_ctrl.x > 0. ? charsets[int(charset.x * CHARSETS) * 2 + 1] : 255));
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char_span = int(char_span * max(1. - charset.y, 1. / (char_span * .75)));
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ivec2 uv2i = ivec2(uv2 * k1);
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int code = ((charset_ctrl.y < 1. || (uv2i.x % 2 ^ uv2i.y % 2) > 0) ? 1 : 0) * (start_char + int((rand(uv2i) + char_delta) * char_span) % char_span);
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vec3 c = reframe(previous, uv2 + vec2(0., 0.) * inv_k * .125).xyz * .2
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+ reframe(previous, uv2 + vec2(1., 0.) * inv_k * .125).xyz * .2
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+ reframe(previous, uv2 + vec2(1., 1.) * inv_k * .125).xyz * .2
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+ reframe(previous, uv2 + vec2(0., 1.) * inv_k * .125).xyz * .2
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+ reframe(previous, uv2 + vec2(.5, .5) * inv_k * .125).xyz * .2;
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c = char(mod(uv1 * k1, 1.), code) ? c : vec3(0.);
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return fx_master(c0, c, seed, m0);
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}
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// FX 10 : lens
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vec4 fx_10(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float lens_v1 = magic(f1, b1, seed + 10.);
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float lens_v2 = magic(f2, b2, seed + 20.);
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float zoom = magic(f3, b3, seed + 30.);
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float k = magic(seed + 40.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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uv2 *= 1. + zoom * 2.;
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uv2 = lens(uv2, -lens_v2 * 10., lens_v1 * 10.);
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vec3 c = reframe(previous, uv2).xyz;
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return fx_master(c0, c, seed, m0);
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}
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// FX 11 : spill
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vec4 fx_11(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float wall1 = magic(f1, b1, seed + 10.);
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float wall2 = magic(f2, b2, seed + 20.);
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float angle = magic(f3, b3, seed + 30.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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uv2 *= rot(angle);
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uv2.y = min(uv2.y, 1. - wall1);
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uv2.y = -min(-uv2.y, 1. - wall2);
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uv2 *= rot(-angle);
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vec3 c = reframe(previous, uv2).xyz;
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return fx_master(c0, c, seed, m0);
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}
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// FX 12 : Game Of Life
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vec4 fx_12(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
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{
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// start
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vec2 uv0 = vUV.st;
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float ratio = iResolution.x / iResolution.y;
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vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
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// controls
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float pixel_size = magic(f1, b1, seed + 10.);
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bool pixel_size_trigger = magic_trigger(b1, seed + 10.);
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f2 = magic_f(f2, b2, seed + 20.);
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int rule = int(f2.x * 12.);
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float threshold = f2.y * .9 + .05;
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float fb = magic(f3, b3, seed + 30.);
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// logic
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vec3 c0 = texture(previous, uv0).xyz;
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vec2 uv2 = uv1;
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float k1 = pow(2., 9. - floor(pixel_size * 5.));
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float p = 1. / k1;
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uv2 = round(uv2 * k1) / k1;
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vec3 c1 = mix(
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reframe(previous, uv2 + vec2(.5, .5) * p).xyz,
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reframe(feedback, uv2 + vec2(.5, .5) * p).xyz,
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fb
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);
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vec3 c2 = mix(
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reframe(previous, uv2 + vec2(1.5, .5) * p).xyz,
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reframe(feedback, uv2 + vec2(1.5, .5) * p).xyz,
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fb
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);
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vec3 c3 = mix(
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reframe(previous, uv2 + vec2(1.5, 1.5) * p).xyz,
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reframe(feedback, uv2 + vec2(1.5, 1.5) * p).xyz,
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fb
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);
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vec3 c4 = mix(
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reframe(previous, uv2 + vec2(.5, 1.5) * p).xyz,
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reframe(feedback, uv2 + vec2(.5, 1.5) * p).xyz,
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fb
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);
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vec3 c5 = mix(
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reframe(previous, uv2 + vec2(-.5, 1.5) * p).xyz,
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reframe(feedback, uv2 + vec2(-.5, 1.5) * p).xyz,
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fb
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);
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vec3 c6 = mix(
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reframe(previous, uv2 + vec2(-.5, .5) * p).xyz,
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reframe(feedback, uv2 + vec2(-.5, .5) * p).xyz,
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fb
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);
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vec3 c7 = mix(
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reframe(previous, uv2 + vec2(-.5, -.5) * p).xyz,
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reframe(feedback, uv2 + vec2(-.5, -.5) * p).xyz,
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fb
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);
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vec3 c8 = mix(
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reframe(previous, uv2 + vec2(.5, -.5) * p).xyz,
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reframe(feedback, uv2 + vec2(.5, -.5) * p).xyz,
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fb
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);
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vec3 c9 = mix(
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reframe(previous, uv2 + vec2(-.5, -.5) * p).xyz,
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reframe(feedback, uv2 + vec2(-.5, -.5) * p).xyz,
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fb
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);
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bool alive = mean(c1) >= threshold;
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int n = 0
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+ (mean(c2) >= threshold ? 1 : 0)
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+ (mean(c3) >= threshold ? 1 : 0)
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+ (mean(c4) >= threshold ? 1 : 0)
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+ (mean(c5) >= threshold ? 1 : 0)
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+ (mean(c6) >= threshold ? 1 : 0)
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+ (mean(c7) >= threshold ? 1 : 0)
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+ (mean(c8) >= threshold ? 1 : 0)
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+ (mean(c9) >= threshold ? 1 : 0)
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;
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if (rule == 0) { // B3/S23 (life)
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alive = alive && n == 2 || n == 3;
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} else if (rule == 1) { // B1357/S1357 (replicator)
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alive = n == 2 || n == 3 || n == 5 || n == 7;
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} else if (rule == 2) { // B2/S (seeds)
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alive = !alive && n == 2;
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} else if (rule == 3) { // B25/S4
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alive = !alive && (n == 2 || n == 5) || alive && n == 4;
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} else if (rule == 4) { // B3/S012345678 (life without death)
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alive = alive || n == 3;
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} else if (rule == 5) { // B34/S34 (34 life)
|
|
alive = n == 3 || n ==4;
|
|
} else if (rule == 6) { // B35678/S5678 (Diamoeba)
|
|
alive = n >= 5 || !alive && n == 3;
|
|
} else if (rule == 7) { // B36/S125 (2x2)
|
|
alive = !alive && (n == 3 || n == 6) || alive && (n == 1 || n == 2 || n == 5);
|
|
} else if (rule == 8) { // B36/S23 (HighLife)
|
|
alive = !alive && n == 6 || alive && n == 2 || n == 3;
|
|
} else if (rule == 9) { // B3678/S34678 (Day & Night)
|
|
alive = n == 3 || n >= 6 || alive && n == 4;
|
|
} else if (rule == 10) { // B368/S245 (Morley)
|
|
alive = !alive && (n == 3 || n == 6 || n == 8) || alive && (n == 2 || n == 4 || n == 5);
|
|
} else if (rule == 11) { // B4678/S35678 (Anneal)
|
|
alive = n >= 6 || !alive && n == 4 || alive && (n == 3 || n == 5);
|
|
}
|
|
|
|
vec3 cout = vec3(alive ? 1. : 0.);
|
|
|
|
return fx_master(c0, cout, seed, m0);
|
|
}
|
|
|
|
// FX 13 : Sobel
|
|
vec4 fx_13(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
|
|
{
|
|
// start
|
|
|
|
vec2 uv0 = vUV.st;
|
|
float ratio = iResolution.x / iResolution.y;
|
|
vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
|
|
|
|
// controls
|
|
|
|
float sx = magic(f1, b1, seed + 10.) * 2.;
|
|
float sy = magic(f2, b2, seed + 20.) * 2.;
|
|
float disp = .005 * magic(f3, b3, seed + 30.);
|
|
|
|
// logic
|
|
|
|
vec3 c0 = texture(previous, uv0).xyz;
|
|
|
|
const mat3x3 sobelx = mat3x3(-1., -2., -1., 0., 0., 0., 1., 2., 1.);
|
|
const mat3x3 sobely = mat3x3(-1., 0., 1., -2., 0., 2., -1., 0., 1.);
|
|
|
|
mat3x3 sobel = sobelx * sx + sobely * sy;
|
|
|
|
vec3 c = abs(kernel(previous, uv0, sobel, disp).xyz);
|
|
|
|
return fx_master(c0, c, seed, m0);
|
|
}
|
|
|
|
// FX 14 : Isometric
|
|
vec4 fx_14(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
|
|
{
|
|
// start
|
|
|
|
vec2 uv0 = vUV.st;
|
|
float ratio = iResolution.x / iResolution.y;
|
|
vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
|
|
|
|
// controls
|
|
|
|
float zoom = 1 + magic(f1, b1, seed + 10.) * 9.;
|
|
float h_scroll = magic(f2, b2, seed + 20.);
|
|
float angle = magic(f3, b3, seed + 30.);
|
|
|
|
// logic
|
|
|
|
vec3 c0 = texture(previous, uv0).xyz;
|
|
|
|
vec2 uv2 = uv1;
|
|
|
|
vec2 uv3 = iso(uv2);
|
|
|
|
uv3 *= rot(angle);
|
|
|
|
uv3 += vec2(h_scroll, 0.);
|
|
|
|
uv3 *= round(zoom);
|
|
|
|
vec2 umax = vec2(round(zoom), 300.);
|
|
|
|
vec3 c = reframe(previous, mod(uv3, umax)).xyz;
|
|
|
|
return fx_master(c0, c, seed, m0);
|
|
}
|
|
|
|
vec4 fx_stage(int fx, vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0) {
|
|
if (fx >= 15) {
|
|
fx = int(randTime(seed + 100.) * 14.) + 1;
|
|
}
|
|
|
|
if (fx == 1) {
|
|
return fx_1(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 2) {
|
|
return fx_2(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 3) {
|
|
return fx_3(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 4) {
|
|
return fx_4(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 5) {
|
|
return fx_5(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 6) {
|
|
return fx_6(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 7) {
|
|
return fx_7(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 8) {
|
|
return fx_8(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 9) {
|
|
return fx_9(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 10) {
|
|
return fx_10(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 11) {
|
|
return fx_11(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 12) {
|
|
return fx_12(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else if (fx == 13) {
|
|
return fx_13(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
} else {
|
|
return fx_14(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
|
|
}
|
|
}
|
|
|
|
#endif
|