⍚~NexandNe_Eo
9a38232fd4
5H FOR COMPILING. 5 FUCKING HOURS FOR MACRO ERRORS. Co-Authored-By: Ne_Eo <NeeEoo@users.noreply.github.com>
101 lines
3.1 KiB
GLSL
101 lines
3.1 KiB
GLSL
#pragma header
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// Used in charter by waveforms
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const vec3 gradient1 = vec3(114.0/255.0, 81.0/255.0, 135.0/255.0);
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const vec3 gradient2 = vec3(144.0/255.0, 80.0/255.0, 186.0/255.0);
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const vec4 outlinecolor = vec4(0.1);
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const vec3 lowdetailcol = vec3(0.0, 0.0, 1.0);
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uniform vec2 textureRes;
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uniform float pixelOffset;
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uniform float playerPosition;
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uniform sampler2D waveformTexture;
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uniform ivec2 waveformSize;
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uniform bool lowDetail;
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float getAmplitude(vec2 pixel) {
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float pixelID = floor((pixel.y+pixelOffset)/3.0);
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// TODO: INVESTIGATE THE 1.+ AND WHY IT WORKS (SRSLY I GOT NO CLUE) -lunar
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vec2 wavePixel = vec2(mod(pixelID,waveformSize.x), 1.0+floor(pixelID/waveformSize.x));
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vec4 waveData = texture2D(waveformTexture, wavePixel / waveformSize);
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int id = int(mod(wavePixel.x, 3.0));
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if(id == 0) return waveData.r;
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if(id == 1) return waveData.g;
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if(id == 2) return waveData.b;
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return 0.0;
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}
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bool inWaveForm(vec2 pixel, float width) {
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float widthdiv2 = width/2.;
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return pixel.x > widthdiv2 && pixel.x < textureRes.x-widthdiv2;
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}
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void highDetailWaveform(vec2 pixel, float amplitude, float ampwidth) {
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if (inWaveForm(pixel, ampwidth)) {
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vec3 gradientColor = mix(gradient1, gradient2, openfl_TextureCoordv.x);
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gradientColor *= pixel.y+pixelOffset>playerPosition ? 0.7 : 1.0;
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float remapCoord = (amplitude/textureRes.x)/2.0;
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float mappedCoord = map(openfl_TextureCoordv.x, remapCoord, 1.0-remapCoord, 0.0, 1.0);
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float hightlightAmount = 1.0-(abs(mappedCoord-0.5)*2.0);
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gradientColor = mix(gradientColor, gradientColor * vec3(1.8), map(hightlightAmount, 0.0, 1.0, 0.5, 1.0));
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float ampwidthHighlight = (1.0-(amplitude*(1.0/3.0))) * textureRes.x;
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if (inWaveForm(pixel, ampwidthHighlight)) {
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float remapCoord = (ampwidthHighlight/textureRes.x)/2.0;
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float mappedCoord = map(openfl_TextureCoordv.x, remapCoord, 1.0-remapCoord, 0.0, 1.0);
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float hightlightAmount = 1.0-(abs(mappedCoord-0.5)*2.0);
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gradientColor = mix(gradientColor, gradientColor * vec3(1.8), map(hightlightAmount, 0.0, 1.0, 0.5, 1.0));
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}
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gl_FragColor = vec4(vec3(gradientColor * mix(0.5, 0.8, amplitude))*openfl_Alphav, openfl_Alphav);
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float lastAmplitude = getAmplitude(pixel - vec2(0.0, -1.0));
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float lastAmpwidth = (1.0-lastAmplitude) * textureRes.x;
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if (!inWaveForm(pixel, lastAmpwidth))
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gl_FragColor -= outlinecolor*mix(0.5, 0.8, amplitude);
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float nextAmplitude = getAmplitude(pixel - vec2(0.0, 1.0));
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float nextAmpwidth = (1.0-nextAmplitude) * textureRes.x;
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if (!inWaveForm(pixel, nextAmpwidth))
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gl_FragColor -= outlinecolor*mix(0.5, 0.8, amplitude);
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if (!inWaveForm(pixel, ampwidth+2.0) && amplitude > 0.0)
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gl_FragColor -= outlinecolor;
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}
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}
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void lowDetailWaveform(vec2 pixel, float amplitude, float ampwidth) {
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if (inWaveForm(pixel, ampwidth)) {
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vec3 color = lowdetailcol;
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color *= pixel.y+pixelOffset>playerPosition ? 0.7 : 1.0;
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gl_FragColor = vec4(color, 1.0);
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}
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}
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void main()
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{
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vec2 pixel = openfl_TextureCoordv * textureRes;
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float amplitude = getAmplitude(pixel);
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float ampwidth = (1.0-amplitude) * textureRes.x;
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if (lowDetail)
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lowDetailWaveform(pixel, amplitude, ampwidth);
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else
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highDetailWaveform(pixel, amplitude, ampwidth);
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} |