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#version 450 core
uniform int ticks;
uniform int scene;
uniform float params[8];
uniform sampler2D images[8];
uniform vec2 resolution;
layout (binding = 0,rgba32f) restrict uniform image2D backbuffer;
int selection[12];
out vec4 fragColor;
float random (in float x) {
return fract(sin(x)*43758.5453123);
}
vec2 zoom(vec2 st, vec2 amount) {
st -= 0.5;
st /= amount;
st += 0.5;
return st;
}
vec2 translate(vec2 st, vec2 amount) {
st -= 0.5;
st += amount;
st += 0.5;
return st;
}
void main (void) {
vec2 uv = gl_FragCoord.xy/resolution.xy;
vec4 feedback = imageLoad(backbuffer,ivec2(gl_FragCoord.xy));
if (scene == 0) {
vec4 logo = texture2D(images[0], zoom(uv,vec2(0.5+0.1*params[2],0.2+0.025*params[0])));
fragColor = mix(logo,feedback,0.7);
}
else if (scene == 1) {
vec4 logo = texture2D(images[0], zoom(uv,vec2(0.5+0.1*params[2],0.2+0.025*params[0])));
vec4 img = texture2D(images[1],uv);
float fade = ticks % (24*16)/(24*16.0);
fragColor = mix(logo,img,fade);
fragColor = mix(fragColor,feedback,0.7);
}
else if (scene == 2) {
vec4 img = texture2D(images[1],zoom(uv,vec2(1.05-0.1*params[1])));
fragColor = mix(img,feedback,0.3);
}
else if (scene == 3) {
vec4 img = texture2D(images[1],uv);
img.rgb += 0.3 - vec3(params[0],params[1],params[2]);
fragColor = mix(img,feedback,0.9);
}
else if (scene == 4) {
float fade = ticks % (24*16)/(24*16.0);
vec2 st = zoom(uv,vec2(1.05-0.1*params[1]));
vec4 img = texture2D(images[1],st);
img.rgb += 0.3 - vec3(params[0],params[1],params[2]);
uv -= 0.5;
uv *= 0.995-1.5*(vec2(random(float(ticks)),random(float(ticks)/417.94))-0.5)/vec2(120.,80.);
uv += 0.5;
vec4 newimg = texture2D(images[2],uv);
fragColor = max(newimg*params[1],img);//;
fragColor = mix(fragColor,feedback,0.5);
}
else if (scene == 5) {
uv -= 0.5;
if (feedback.r < feedback.b) { uv *= 0.995-2.5*(vec2(params[0]-0.5)/vec2(120.0,80.0)); }
uv += 0.5;
vec4 img = texture2D(images[2],uv);
fragColor = mix(img,feedback,0.7);
}
else if (scene == 6) {
uv -= 0.5;
if (feedback.r > feedback.b) {
if (params[1] > 0.3) uv *= 0.9-20.9*(vec2(random(float(ticks)),random(float(ticks)/417.94))-0.5)/vec2(120.,80.);
}
else if (params[2] > 0.5) { uv *= 0.995-1.7*(vec2(params[0]-0.5)/vec2(120.0,80.0)); }
uv += 0.5;
vec4 img = texture2D(images[2],uv);
fragColor = mix(img,feedback,0.3);
}
else if (scene == 7) {
uv -= 0.5;
if (feedback.r > feedback.b) { uv += 0.5-vec2(params[0],params[1]); }
else if (params[2] > 0.5) { uv *= 0.995-1.5*(vec2(random(float(ticks)),random(float(ticks)/417.94))-0.5)/vec2(120.,80.); }
uv += 0.5;
vec4 img = texture2D(images[2],uv);
//if (feedback.r < feedback.b) { img *= 1.5*params[0]; }
if (feedback.r < feedback.b) { img += 0.2-0.5*params[0]; }
fragColor = mix(img,feedback,0.9);
}
else if (scene == 8) {
vec4 newimg = texture2D(images[3],zoom(uv,vec2(1.05-0.05*params[0])));
uv -= 0.5;
if (feedback.r > feedback.b) { uv += 0.5-vec2(params[0],params[1]); }
else if (params[2] > 0.5) { uv *= 0.995-1.5*(vec2(random(float(ticks)),random(float(ticks)/417.94))-0.5)/vec2(120.,80.); }
uv += 0.5;
vec4 img = texture2D(images[2],uv);
float fade = ticks % (24*16)/(24*16.0);
img -= fade;
fragColor = max(img,newimg*fade);
fragColor = mix(fragColor,feedback,0.9);
}
else if (scene == 9) {
vec4 img = texture2D(images[3],zoom(uv,vec2(1.05-0.05*params[0],1.05-0.1*params[2])));
fragColor = mix(img,feedback,0.2);
}
else if (scene == 10) {
vec4 img = texture2D(images[3],zoom(uv,vec2(1.05-0.05*params[0],1.05-0.1*params[2])));
vec4 static_img = texture2D(images[3],uv);
float fade = ticks % (24*16)/(24*16.0);
static_img *= fade;
if (static_img.b < static_img.g) { static_img += 2.0*params[1]; }
fragColor = max(img,static_img);
fragColor = mix(fragColor,feedback,0.3);
}
else if (scene == 11) {
vec4 img = texture2D(images[3],uv);
if (img.r+img.g+img.b > 2.0) { img.rgb += 2.5*vec3(params[0],params[1],params[2]); }
vec4 newimg = texture2D(images[1],translate(zoom(uv,vec2(0.7)),vec2(0.4,-0.20)));
if (params[1] > 0.1) {
if (newimg.b > 0.5) { img = max(newimg,img); }
}
fragColor = mix(img,feedback,0.7);
}
else if (scene == 12) {
vec4 logo = texture2D(images[4], zoom(uv,vec2(0.5,0.2)));
vec4 img = texture2D(images[3],zoom(uv,vec2(1.05-0.05*params[0],1.05-0.1*params[2])));
float fade = ticks % (24*16)/(24*16.0);
if (logo.r+logo.g+logo.b > 2.0) {
logo *= fade;
logo += params[1];
}
fragColor = max(img,logo);
fragColor = mix(fragColor,feedback,0.9);
}
else if (scene == 13) {
vec4 logo = texture2D(images[4], zoom(uv,vec2(0.5,0.2)));
vec4 img = texture2D(images[3],uv);
fragColor = img+logo;
}
imageStore(backbuffer, ivec2(gl_FragCoord.xy), fragColor);
}
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