ngx-acuw
Version:
Angular components using WEBGL (threejs)
354 lines (344 loc) • 35.5 kB
JavaScript
export class ImageTransitionShaders {
constructor() {
this.vertex = `varying vec2 vUv;void main() {vUv = uv;gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );}`;
this.splitTransitionFrag = `
uniform float progress;
uniform float intensity;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform vec4 resolution1;
uniform vec4 resolution2;
varying vec2 vUv;
mat2 rotate(float a) {
float s = sin(a);
float c = cos(a);
return mat2(c, -s, s, c);
}
void main() {
vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);
vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);
vec2 uvDivided1 = fract(newUV1*vec2(intensity,1.));
vec2 uvDivided2 = fract(newUV2*vec2(intensity,1.));
vec2 uvDisplaced1 = newUV1 + rotate(3.1415926/4.)*uvDivided1*progress*0.1;
vec2 uvDisplaced2 = newUV2 + rotate(3.1415926/4.)*uvDivided2*(1. - progress)*0.1;
vec4 t1 = texture2D(texture1,uvDisplaced1);
vec4 t2 = texture2D(texture2,uvDisplaced2);
// Use black background color
// Top right
vec2 tr1 = step(newUV1, vec2(1.0, 1.0));
vec2 tr2 = step(newUV2, vec2(1.0, 1.0));
float pct1 = tr1.x * tr1.y;
float pct2 = tr2.x * tr2.y;
// Bottom left
vec2 bl1 = step(vec2(0.0, 0.0), newUV1);
vec2 bl2 = step(vec2(0.0, 0.0), newUV2);
pct1 *= bl1.x * bl1.y;
pct2 *= bl2.x * bl2.y;
vec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);
vec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);
gl_FragColor = mix(t1wb, t2wb, progress);
}
`;
this.fadeFrag = `
uniform float progress;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform vec4 resolution1;
uniform vec4 resolution2;
varying vec2 vUv;
mat2 rotate(float a) {
float s = sin(a);
float c = cos(a);
return mat2(c, -s, s, c);
}
void main() {
vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);
vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);
vec2 uvDisplaced1 = newUV1 + vec2(1.0,0)*progress*0.1;
vec2 uvDisplaced2 = newUV2 + vec2(1.0,0)*(1. - progress)*0.1;
vec4 t1 = texture2D(texture1,uvDisplaced1);
vec4 t2 = texture2D(texture2,uvDisplaced2);
// Use black background color
// Top right
vec2 tr1 = step(newUV1, vec2(1.0, 1.0));
vec2 tr2 = step(newUV2, vec2(1.0, 1.0));
float pct1 = tr1.x * tr1.y;
float pct2 = tr2.x * tr2.y;
// Bottom left
vec2 bl1 = step(vec2(0.0, 0.0), newUV1);
vec2 bl2 = step(vec2(0.0, 0.0), newUV2);
pct1 *= bl1.x * bl1.y;
pct2 *= bl2.x * bl2.y;
vec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);
vec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);
gl_FragColor = mix(t1wb, t2wb, progress);
}
`;
this.noiseFrag = `
uniform float time;
uniform float progress;
uniform float width;
uniform float scaleX;
uniform float scaleY;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform sampler2D displacement;
uniform vec4 resolution1;
uniform vec4 resolution2;
varying vec2 vUv;
varying vec4 vPosition;
// Classic Perlin 3D Noise
// by Stefan Gustavson
//
vec4 permute(vec4 x){return mod(((x*34.0)+1.0)*x, 289.0);}
vec4 taylorInvSqrt(vec4 r){return 1.79284291400159 - 0.85373472095314 * r;}
vec4 fade(vec4 t) {return t*t*t*(t*(t*6.0-15.0)+10.0);}
float cnoise(vec4 P){
;
vec4 Pi0 = floor(P); // Integer part for indexing
vec4 Pi1 = Pi0 + 1.0; // Integer part + 1
Pi0 = mod(Pi0, 289.0);
Pi1 = mod(Pi1, 289.0);
vec4 Pf0 = fract(P); // Fractional part for interpolation
vec4 Pf1 = Pf0 - 1.0; // Fractional part - 1.0
vec4 ix = vec4(Pi0.x, Pi1.x, Pi0.x, Pi1.x);
vec4 iy = vec4(Pi0.yy, Pi1.yy);
vec4 iz0 = vec4(Pi0.zzzz);
vec4 iz1 = vec4(Pi1.zzzz);
vec4 iw0 = vec4(Pi0.wwww);
vec4 iw1 = vec4(Pi1.wwww);
vec4 ixy = permute(permute(ix) + iy);
vec4 ixy0 = permute(ixy + iz0);
vec4 ixy1 = permute(ixy + iz1);
vec4 ixy00 = permute(ixy0 + iw0);
vec4 ixy01 = permute(ixy0 + iw1);
vec4 ixy10 = permute(ixy1 + iw0);
vec4 ixy11 = permute(ixy1 + iw1);
vec4 gx00 = ixy00 / 7.0;
vec4 gy00 = floor(gx00) / 7.0;
vec4 gz00 = floor(gy00) / 6.0;
gx00 = fract(gx00) - 0.5;
gy00 = fract(gy00) - 0.5;
gz00 = fract(gz00) - 0.5;
vec4 gw00 = vec4(0.75) - abs(gx00) - abs(gy00) - abs(gz00);
vec4 sw00 = step(gw00, vec4(0.0));
gx00 -= sw00 * (step(0.0, gx00) - 0.5);
gy00 -= sw00 * (step(0.0, gy00) - 0.5);
vec4 gx01 = ixy01 / 7.0;
vec4 gy01 = floor(gx01) / 7.0;
vec4 gz01 = floor(gy01) / 6.0;
gx01 = fract(gx01) - 0.5;
gy01 = fract(gy01) - 0.5;
gz01 = fract(gz01) - 0.5;
vec4 gw01 = vec4(0.75) - abs(gx01) - abs(gy01) - abs(gz01);
vec4 sw01 = step(gw01, vec4(0.0));
gx01 -= sw01 * (step(0.0, gx01) - 0.5);
gy01 -= sw01 * (step(0.0, gy01) - 0.5);
vec4 gx10 = ixy10 / 7.0;
vec4 gy10 = floor(gx10) / 7.0;
vec4 gz10 = floor(gy10) / 6.0;
gx10 = fract(gx10) - 0.5;
gy10 = fract(gy10) - 0.5;
gz10 = fract(gz10) - 0.5;
vec4 gw10 = vec4(0.75) - abs(gx10) - abs(gy10) - abs(gz10);
vec4 sw10 = step(gw10, vec4(0.0));
gx10 -= sw10 * (step(0.0, gx10) - 0.5);
gy10 -= sw10 * (step(0.0, gy10) - 0.5);
vec4 gx11 = ixy11 / 7.0;
vec4 gy11 = floor(gx11) / 7.0;
vec4 gz11 = floor(gy11) / 6.0;
gx11 = fract(gx11) - 0.5;
gy11 = fract(gy11) - 0.5;
gz11 = fract(gz11) - 0.5;
vec4 gw11 = vec4(0.75) - abs(gx11) - abs(gy11) - abs(gz11);
vec4 sw11 = step(gw11, vec4(0.0));
gx11 -= sw11 * (step(0.0, gx11) - 0.5);
gy11 -= sw11 * (step(0.0, gy11) - 0.5);
vec4 g0000 = vec4(gx00.x,gy00.x,gz00.x,gw00.x);
vec4 g1000 = vec4(gx00.y,gy00.y,gz00.y,gw00.y);
vec4 g0100 = vec4(gx00.z,gy00.z,gz00.z,gw00.z);
vec4 g1100 = vec4(gx00.w,gy00.w,gz00.w,gw00.w);
vec4 g0010 = vec4(gx10.x,gy10.x,gz10.x,gw10.x);
vec4 g1010 = vec4(gx10.y,gy10.y,gz10.y,gw10.y);
vec4 g0110 = vec4(gx10.z,gy10.z,gz10.z,gw10.z);
vec4 g1110 = vec4(gx10.w,gy10.w,gz10.w,gw10.w);
vec4 g0001 = vec4(gx01.x,gy01.x,gz01.x,gw01.x);
vec4 g1001 = vec4(gx01.y,gy01.y,gz01.y,gw01.y);
vec4 g0101 = vec4(gx01.z,gy01.z,gz01.z,gw01.z);
vec4 g1101 = vec4(gx01.w,gy01.w,gz01.w,gw01.w);
vec4 g0011 = vec4(gx11.x,gy11.x,gz11.x,gw11.x);
vec4 g1011 = vec4(gx11.y,gy11.y,gz11.y,gw11.y);
vec4 g0111 = vec4(gx11.z,gy11.z,gz11.z,gw11.z);
vec4 g1111 = vec4(gx11.w,gy11.w,gz11.w,gw11.w);
vec4 norm00 = taylorInvSqrt(vec4(dot(g0000, g0000), dot(g0100, g0100), dot(g1000, g1000), dot(g1100, g1100)));
g0000 *= norm00.x;
g0100 *= norm00.y;
g1000 *= norm00.z;
g1100 *= norm00.w;
vec4 norm01 = taylorInvSqrt(vec4(dot(g0001, g0001), dot(g0101, g0101), dot(g1001, g1001), dot(g1101, g1101)));
g0001 *= norm01.x;
g0101 *= norm01.y;
g1001 *= norm01.z;
g1101 *= norm01.w;
vec4 norm10 = taylorInvSqrt(vec4(dot(g0010, g0010), dot(g0110, g0110), dot(g1010, g1010), dot(g1110, g1110)));
g0010 *= norm10.x;
g0110 *= norm10.y;
g1010 *= norm10.z;
g1110 *= norm10.w;
vec4 norm11 = taylorInvSqrt(vec4(dot(g0011, g0011), dot(g0111, g0111), dot(g1011, g1011), dot(g1111, g1111)));
g0011 *= norm11.x;
g0111 *= norm11.y;
g1011 *= norm11.z;
g1111 *= norm11.w;
float n0000 = dot(g0000, Pf0);
float n1000 = dot(g1000, vec4(Pf1.x, Pf0.yzw));
float n0100 = dot(g0100, vec4(Pf0.x, Pf1.y, Pf0.zw));
float n1100 = dot(g1100, vec4(Pf1.xy, Pf0.zw));
float n0010 = dot(g0010, vec4(Pf0.xy, Pf1.z, Pf0.w));
float n1010 = dot(g1010, vec4(Pf1.x, Pf0.y, Pf1.z, Pf0.w));
float n0110 = dot(g0110, vec4(Pf0.x, Pf1.yz, Pf0.w));
float n1110 = dot(g1110, vec4(Pf1.xyz, Pf0.w));
float n0001 = dot(g0001, vec4(Pf0.xyz, Pf1.w));
float n1001 = dot(g1001, vec4(Pf1.x, Pf0.yz, Pf1.w));
float n0101 = dot(g0101, vec4(Pf0.x, Pf1.y, Pf0.z, Pf1.w));
float n1101 = dot(g1101, vec4(Pf1.xy, Pf0.z, Pf1.w));
float n0011 = dot(g0011, vec4(Pf0.xy, Pf1.zw));
float n1011 = dot(g1011, vec4(Pf1.x, Pf0.y, Pf1.zw));
float n0111 = dot(g0111, vec4(Pf0.x, Pf1.yzw));
float n1111 = dot(g1111, Pf1);
vec4 fade_xyzw = fade(Pf0);
vec4 n_0w = mix(vec4(n0000, n1000, n0100, n1100), vec4(n0001, n1001, n0101, n1101), fade_xyzw.w);
vec4 n_1w = mix(vec4(n0010, n1010, n0110, n1110), vec4(n0011, n1011, n0111, n1111), fade_xyzw.w);
vec4 n_zw = mix(n_0w, n_1w, fade_xyzw.z);
vec2 n_yzw = mix(n_zw.xy, n_zw.zw, fade_xyzw.y);
float n_xyzw = mix(n_yzw.x, n_yzw.y, fade_xyzw.x);
return 2.2 * n_xyzw;
}
float map(float value, float min1, float max1, float min2, float max2) {
return min2 + (value - min1) * (max2 - min2) / (max1 - min1);
}
float parabola( float x, float k ) {
return pow( 4. * x * ( 1. - x ), k );
}
void main() {
float dt = parabola(progress,1.);
float border = 1.;
vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);
vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);
vec4 t1 = texture2D(texture1,newUV1);
vec4 t2 = texture2D(texture2,newUV2);
// Use black background color
// Top right
vec2 tr1 = step(newUV1, vec2(1.0, 1.0));
vec2 tr2 = step(newUV2, vec2(1.0, 1.0));
float pct1 = tr1.x * tr1.y;
float pct2 = tr2.x * tr2.y;
// Bottom left
vec2 bl1 = step(vec2(0.0, 0.0), newUV1);
vec2 bl2 = step(vec2(0.0, 0.0), newUV2);
pct1 *= bl1.x * bl1.y;
pct2 *= bl2.x * bl2.y;
vec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);
vec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);
float realnoise = 0.5*(cnoise(vec4(newUV1.x*scaleX + 0.*time/3., newUV1.y*scaleY,0.*time/3.,0.)) +1.);
float w = width*dt;
float maskvalue = smoothstep(1. - w,1.,vUv.x + mix(-w/2., 1. - w/2., progress));
float mask = maskvalue + maskvalue*realnoise;
float final = smoothstep(border,border+0.01,mask);
gl_FragColor = mix(t1wb,t2wb,final);
}
`;
this.blurFrag = `
// author: gre
// license: MIT
uniform float progress;
uniform float intensity;
uniform float ratio;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform vec4 resolution1;
uniform vec4 resolution2;
varying vec2 vUv;
const int passes = 6;
void main() {
vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);
vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);
vec4 t1 = vec4(0.0);
vec4 t2 = vec4(0.0);
float disp = intensity/100.0*(0.5-distance(0.5, progress));
for (int xi=0; xi<passes; xi++)
{
float x = float(xi) / float(passes) - 0.5;
for (int yi=0; yi<passes; yi++)
{
float y = float(yi) / float(passes) - 0.5;
vec2 v = vec2(x,y);
float d = disp;
t1 += texture2D(texture1,newUV1 + d*v);
t2 += texture2D(texture2,newUV2 + d*v);
}
}
t1 /= float(passes*passes);
t2 /= float(passes*passes);
// Use black background color
// Top right
vec2 tr1 = step(newUV1, vec2(1.0, 1.0));
vec2 tr2 = step(newUV2, vec2(1.0, 1.0));
float pct1 = tr1.x * tr1.y;
float pct2 = tr2.x * tr2.y;
// Bottom left
vec2 bl1 = step(vec2(0.0, 0.0), newUV1);
vec2 bl2 = step(vec2(0.0, 0.0), newUV2);
pct1 *= bl1.x * bl1.y;
pct2 *= bl2.x * bl2.y;
vec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);
vec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);
gl_FragColor = mix(t1wb, t2wb, progress);
}
`;
this.distortionFrag = `
uniform float progress;
uniform sampler2D displacementTexture;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform vec4 resolution1;
uniform vec4 resolution2;
uniform float angle1;
uniform float angle2;
uniform float intensity;
varying vec2 vUv;
mat2 getRotM(float angle) {
float s = sin(angle);
float c = cos(angle);
return mat2(c, -s, s, c);
}
void main() {
vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);
vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);
vec4 t1 = texture2D(texture1,newUV1);
vec4 t2 = texture2D(texture2,newUV2);
vec4 disp = texture2D(displacementTexture, newUV1);
vec2 dispVec = vec2(disp.r, disp.g);
vec2 distortedPosition1 = newUV1 + getRotM(angle1) * dispVec * intensity / 100.0 * progress;
vec2 distortedPosition2 = newUV2 + getRotM(angle2) * dispVec * intensity / 100.0 * (1.0 - progress);
vec4 t1d = texture2D(texture1, distortedPosition1);
vec4 t2d = texture2D(texture2, distortedPosition2);
// Use black background color
// Top right
vec2 tr1 = step(newUV1, vec2(1.0, 1.0));
vec2 tr2 = step(newUV2, vec2(1.0, 1.0));
float pct1 = tr1.x * tr1.y;
float pct2 = tr2.x * tr2.y;
// Bottom left
vec2 bl1 = step(vec2(0.0, 0.0), newUV1);
vec2 bl2 = step(vec2(0.0, 0.0), newUV2);
pct1 *= bl1.x * bl1.y;
pct2 *= bl2.x * bl2.y;
vec4 t1wb = t1d * vec4(pct1,pct1,pct1,1.0);
vec4 t2wb = t2d * vec4(pct2,pct2,pct2,1.0);
gl_FragColor = mix(t1wb, t2wb, progress);
}
`;
}
}
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vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);\r\n              vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);\r\n              vec2 uvDivided1 = fract(newUV1*vec2(intensity,1.));\r\n              vec2 uvDivided2 = fract(newUV2*vec2(intensity,1.));\r\n              vec2 uvDisplaced1 = newUV1 + rotate(3.1415926/4.)*uvDivided1*progress*0.1;\r\n              vec2 uvDisplaced2 = newUV2 + rotate(3.1415926/4.)*uvDivided2*(1. - progress)*0.1;\r\n              vec4 t1 = texture2D(texture1,uvDisplaced1);\r\n              vec4 t2 = texture2D(texture2,uvDisplaced2);\r\n              // Use black background color\r\n              // Top right\r\n              vec2 tr1 = step(newUV1, vec2(1.0, 1.0));\r\n              vec2 tr2 = step(newUV2, vec2(1.0, 1.0));\r\n              float pct1 = tr1.x * tr1.y;\r\n              float pct2 = tr2.x * tr2.y;\r\n              // Bottom left\r\n              vec2 bl1 = step(vec2(0.0, 0.0), newUV1);\r\n              vec2 bl2 = step(vec2(0.0, 0.0), newUV2);\r\n              pct1 *= bl1.x * bl1.y;\r\n              pct2 *= bl2.x * bl2.y;\r\n              vec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);\r\n              vec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);\r\n              gl_FragColor = mix(t1wb, t2wb, progress);\r\n            }\r\n    `;\r\n    fadeFrag = `\r\n            uniform float progress;\r\n            uniform sampler2D texture1;\r\n            uniform sampler2D texture2;\r\n            uniform vec4 resolution1;\r\n            uniform vec4 resolution2;\r\n            varying vec2 vUv;\r\n            mat2 rotate(float a) {\r\n              float s = sin(a);\r\n              float c = cos(a);\r\n              return mat2(c, -s, s, c);\r\n            }\r\n            void main()\t{\r\n              vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);\r\n              vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);\r\n              vec2 uvDisplaced1 = newUV1 + vec2(1.0,0)*progress*0.1;\r\n              vec2 uvDisplaced2 = newUV2 + vec2(1.0,0)*(1. - progress)*0.1;\r\n              vec4 t1 = texture2D(texture1,uvDisplaced1);\r\n              vec4 t2 = texture2D(texture2,uvDisplaced2);\r\n              // Use black background color\r\n              // Top right\r\n              vec2 tr1 = step(newUV1, vec2(1.0, 1.0));\r\n              vec2 tr2 = step(newUV2, vec2(1.0, 1.0));\r\n              float pct1 = tr1.x * tr1.y;\r\n              float pct2 = tr2.x * tr2.y;\r\n              // Bottom left\r\n              vec2 bl1 = step(vec2(0.0, 0.0), newUV1);\r\n              vec2 bl2 = step(vec2(0.0, 0.0), newUV2);\r\n              pct1 *= bl1.x * bl1.y;\r\n              pct2 *= bl2.x * bl2.y;\r\n              vec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);\r\n              vec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);\r\n              gl_FragColor = mix(t1wb, t2wb, progress);\r\n            }\r\n    `;\r\n    noiseFrag = `\r\n\t\tuniform float time;\r\n\t\tuniform float progress;\r\n\t\tuniform float width;\r\n\t\tuniform float scaleX;\r\n\t\tuniform float scaleY;\r\n\t\tuniform sampler2D texture1;\r\n\t\tuniform sampler2D texture2;\r\n\t\tuniform sampler2D displacement;\r\n\t\tuniform vec4 resolution1;\r\n\t\tuniform vec4 resolution2;\r\n\t\tvarying vec2 vUv;\r\n\t\tvarying vec4 vPosition;\r\n\t\t//\tClassic Perlin 3D Noise\r\n\t\t//\tby Stefan Gustavson\r\n\t\t//\r\n\t\tvec4 permute(vec4 x){return mod(((x*34.0)+1.0)*x, 289.0);}\r\n\t\tvec4 taylorInvSqrt(vec4 r){return 1.79284291400159 - 0.85373472095314 * r;}\r\n\t\tvec4 fade(vec4 t) {return t*t*t*(t*(t*6.0-15.0)+10.0);}\r\n\t\tfloat cnoise(vec4 P){\r\n\t\t  ;\r\n\t\t  vec4 Pi0 = floor(P); // Integer part for indexing\r\n\t\t  vec4 Pi1 = Pi0 + 1.0; // Integer part + 1\r\n\t\t  Pi0 = mod(Pi0, 289.0);\r\n\t\t  Pi1 = mod(Pi1, 289.0);\r\n\t\t  vec4 Pf0 = fract(P); // Fractional part for interpolation\r\n\t\t  vec4 Pf1 = Pf0 - 1.0; // Fractional part - 1.0\r\n\t\t  vec4 ix = vec4(Pi0.x, Pi1.x, Pi0.x, Pi1.x);\r\n\t\t  vec4 iy = vec4(Pi0.yy, Pi1.yy);\r\n\t\t  vec4 iz0 = vec4(Pi0.zzzz);\r\n\t\t  vec4 iz1 = vec4(Pi1.zzzz);\r\n\t\t  vec4 iw0 = vec4(Pi0.wwww);\r\n\t\t  vec4 iw1 = vec4(Pi1.wwww);\r\n\t\t  vec4 ixy = permute(permute(ix) + iy);\r\n\t\t  vec4 ixy0 = permute(ixy + iz0);\r\n\t\t  vec4 ixy1 = permute(ixy + iz1);\r\n\t\t  vec4 ixy00 = permute(ixy0 + iw0);\r\n\t\t  vec4 ixy01 = permute(ixy0 + iw1);\r\n\t\t  vec4 ixy10 = permute(ixy1 + iw0);\r\n\t\t  vec4 ixy11 = permute(ixy1 + iw1);\r\n\t\t  vec4 gx00 = ixy00 / 7.0;\r\n\t\t  vec4 gy00 = floor(gx00) / 7.0;\r\n\t\t  vec4 gz00 = floor(gy00) / 6.0;\r\n\t\t  gx00 = fract(gx00) - 0.5;\r\n\t\t  gy00 = fract(gy00) - 0.5;\r\n\t\t  gz00 = fract(gz00) - 0.5;\r\n\t\t  vec4 gw00 = vec4(0.75) - abs(gx00) - abs(gy00) - abs(gz00);\r\n\t\t  vec4 sw00 = step(gw00, vec4(0.0));\r\n\t\t  gx00 -= sw00 * (step(0.0, gx00) - 0.5);\r\n\t\t  gy00 -= sw00 * (step(0.0, gy00) - 0.5);\r\n\t\t  vec4 gx01 = ixy01 / 7.0;\r\n\t\t  vec4 gy01 = floor(gx01) / 7.0;\r\n\t\t  vec4 gz01 = floor(gy01) / 6.0;\r\n\t\t  gx01 = fract(gx01) - 0.5;\r\n\t\t  gy01 = fract(gy01) - 0.5;\r\n\t\t  gz01 = fract(gz01) - 0.5;\r\n\t\t  vec4 gw01 = vec4(0.75) - abs(gx01) - abs(gy01) - abs(gz01);\r\n\t\t  vec4 sw01 = step(gw01, vec4(0.0));\r\n\t\t  gx01 -= sw01 * (step(0.0, gx01) - 0.5);\r\n\t\t  gy01 -= sw01 * (step(0.0, gy01) - 0.5);\r\n\t\t  vec4 gx10 = ixy10 / 7.0;\r\n\t\t  vec4 gy10 = floor(gx10) / 7.0;\r\n\t\t  vec4 gz10 = floor(gy10) / 6.0;\r\n\t\t  gx10 = fract(gx10) - 0.5;\r\n\t\t  gy10 = fract(gy10) - 0.5;\r\n\t\t  gz10 = fract(gz10) - 0.5;\r\n\t\t  vec4 gw10 = vec4(0.75) - abs(gx10) - abs(gy10) - abs(gz10);\r\n\t\t  vec4 sw10 = step(gw10, vec4(0.0));\r\n\t\t  gx10 -= sw10 * (step(0.0, gx10) - 0.5);\r\n\t\t  gy10 -= sw10 * (step(0.0, gy10) - 0.5);\r\n\t\t  vec4 gx11 = ixy11 / 7.0;\r\n\t\t  vec4 gy11 = floor(gx11) / 7.0;\r\n\t\t  vec4 gz11 = floor(gy11) / 6.0;\r\n\t\t  gx11 = fract(gx11) - 0.5;\r\n\t\t  gy11 = fract(gy11) - 0.5;\r\n\t\t  gz11 = fract(gz11) - 0.5;\r\n\t\t  vec4 gw11 = vec4(0.75) - abs(gx11) - abs(gy11) - abs(gz11);\r\n\t\t  vec4 sw11 = step(gw11, vec4(0.0));\r\n\t\t  gx11 -= sw11 * (step(0.0, gx11) - 0.5);\r\n\t\t  gy11 -= sw11 * (step(0.0, gy11) - 0.5);\r\n\t\t  vec4 g0000 = vec4(gx00.x,gy00.x,gz00.x,gw00.x);\r\n\t\t  vec4 g1000 = vec4(gx00.y,gy00.y,gz00.y,gw00.y);\r\n\t\t  vec4 g0100 = vec4(gx00.z,gy00.z,gz00.z,gw00.z);\r\n\t\t  vec4 g1100 = vec4(gx00.w,gy00.w,gz00.w,gw00.w);\r\n\t\t  vec4 g0010 = vec4(gx10.x,gy10.x,gz10.x,gw10.x);\r\n\t\t  vec4 g1010 = vec4(gx10.y,gy10.y,gz10.y,gw10.y);\r\n\t\t  vec4 g0110 = vec4(gx10.z,gy10.z,gz10.z,gw10.z);\r\n\t\t  vec4 g1110 = vec4(gx10.w,gy10.w,gz10.w,gw10.w);\r\n\t\t  vec4 g0001 = vec4(gx01.x,gy01.x,gz01.x,gw01.x);\r\n\t\t  vec4 g1001 = vec4(gx01.y,gy01.y,gz01.y,gw01.y);\r\n\t\t  vec4 g0101 = vec4(gx01.z,gy01.z,gz01.z,gw01.z);\r\n\t\t  vec4 g1101 = vec4(gx01.w,gy01.w,gz01.w,gw01.w);\r\n\t\t  vec4 g0011 = vec4(gx11.x,gy11.x,gz11.x,gw11.x);\r\n\t\t  vec4 g1011 = vec4(gx11.y,gy11.y,gz11.y,gw11.y);\r\n\t\t  vec4 g0111 = vec4(gx11.z,gy11.z,gz11.z,gw11.z);\r\n\t\t  vec4 g1111 = vec4(gx11.w,gy11.w,gz11.w,gw11.w);\r\n\t\t  vec4 norm00 = taylorInvSqrt(vec4(dot(g0000, g0000), dot(g0100, g0100), dot(g1000, g1000), dot(g1100, g1100)));\r\n\t\t  g0000 *= norm00.x;\r\n\t\t  g0100 *= norm00.y;\r\n\t\t  g1000 *= norm00.z;\r\n\t\t  g1100 *= norm00.w;\r\n\t\t  vec4 norm01 = taylorInvSqrt(vec4(dot(g0001, g0001), dot(g0101, g0101), dot(g1001, g1001), dot(g1101, g1101)));\r\n\t\t  g0001 *= norm01.x;\r\n\t\t  g0101 *= norm01.y;\r\n\t\t  g1001 *= norm01.z;\r\n\t\t  g1101 *= norm01.w;\r\n\t\t  vec4 norm10 = taylorInvSqrt(vec4(dot(g0010, g0010), dot(g0110, g0110), dot(g1010, g1010), dot(g1110, g1110)));\r\n\t\t  g0010 *= norm10.x;\r\n\t\t  g0110 *= norm10.y;\r\n\t\t  g1010 *= norm10.z;\r\n\t\t  g1110 *= norm10.w;\r\n\t\t  vec4 norm11 = taylorInvSqrt(vec4(dot(g0011, g0011), dot(g0111, g0111), dot(g1011, g1011), dot(g1111, g1111)));\r\n\t\t  g0011 *= norm11.x;\r\n\t\t  g0111 *= norm11.y;\r\n\t\t  g1011 *= norm11.z;\r\n\t\t  g1111 *= norm11.w;\r\n\t\t  float n0000 = dot(g0000, Pf0);\r\n\t\t  float n1000 = dot(g1000, vec4(Pf1.x, Pf0.yzw));\r\n\t\t  float n0100 = dot(g0100, vec4(Pf0.x, Pf1.y, Pf0.zw));\r\n\t\t  float n1100 = dot(g1100, vec4(Pf1.xy, Pf0.zw));\r\n\t\t  float n0010 = dot(g0010, vec4(Pf0.xy, Pf1.z, Pf0.w));\r\n\t\t  float n1010 = dot(g1010, vec4(Pf1.x, Pf0.y, Pf1.z, Pf0.w));\r\n\t\t  float n0110 = dot(g0110, vec4(Pf0.x, Pf1.yz, Pf0.w));\r\n\t\t  float n1110 = dot(g1110, vec4(Pf1.xyz, Pf0.w));\r\n\t\t  float n0001 = dot(g0001, vec4(Pf0.xyz, Pf1.w));\r\n\t\t  float n1001 = dot(g1001, vec4(Pf1.x, Pf0.yz, Pf1.w));\r\n\t\t  float n0101 = dot(g0101, vec4(Pf0.x, Pf1.y, Pf0.z, Pf1.w));\r\n\t\t  float n1101 = dot(g1101, vec4(Pf1.xy, Pf0.z, Pf1.w));\r\n\t\t  float n0011 = dot(g0011, vec4(Pf0.xy, Pf1.zw));\r\n\t\t  float n1011 = dot(g1011, vec4(Pf1.x, Pf0.y, Pf1.zw));\r\n\t\t  float n0111 = dot(g0111, vec4(Pf0.x, Pf1.yzw));\r\n\t\t  float n1111 = dot(g1111, Pf1);\r\n\t\t  vec4 fade_xyzw = fade(Pf0);\r\n\t\t  vec4 n_0w = mix(vec4(n0000, n1000, n0100, n1100), vec4(n0001, n1001, n0101, n1101), fade_xyzw.w);\r\n\t\t  vec4 n_1w = mix(vec4(n0010, n1010, n0110, n1110), vec4(n0011, n1011, n0111, n1111), fade_xyzw.w);\r\n\t\t  vec4 n_zw = mix(n_0w, n_1w, fade_xyzw.z);\r\n\t\t  vec2 n_yzw = mix(n_zw.xy, n_zw.zw, fade_xyzw.y);\r\n\t\t  float n_xyzw = mix(n_yzw.x, n_yzw.y, fade_xyzw.x);\r\n\t\t  return 2.2 * n_xyzw;\r\n\t\t}\r\n\t\tfloat map(float value, float min1, float max1, float min2, float max2) {\r\n\t\t  return min2 + (value - min1) * (max2 - min2) / (max1 - min1);\r\n\t\t}\r\n\t\tfloat parabola( float x, float k ) {\r\n\t\t  return pow( 4. * x * ( 1. - x ), k );\r\n\t\t}\r\n\t\tvoid main()\t{\r\n\t\t\tfloat dt = parabola(progress,1.);\r\n\t\t\tfloat border = 1.;\r\n\t\t\tvec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);\r\n      \t\tvec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);\r\n\t\t\tvec4 t1 = texture2D(texture1,newUV1);\r\n      \t\tvec4 t2 = texture2D(texture2,newUV2);\r\n      \t\t// Use black background color\r\n      \t\t// Top right\r\n      \t\tvec2 tr1 = step(newUV1, vec2(1.0, 1.0));\r\n      \t\tvec2 tr2 = step(newUV2, vec2(1.0, 1.0));\r\n      \t\tfloat pct1 = tr1.x * tr1.y;\r\n      \t\tfloat pct2 = tr2.x * tr2.y;\r\n      \t\t// Bottom left\r\n      \t\tvec2 bl1 = step(vec2(0.0, 0.0), newUV1);\r\n      \t\tvec2 bl2 = step(vec2(0.0, 0.0), newUV2);\r\n      \t\tpct1 *= bl1.x * bl1.y;\r\n      \t\tpct2 *= bl2.x * bl2.y;\r\n      \t\tvec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);\r\n      \t\tvec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);\r\n\t\t\tfloat realnoise = 0.5*(cnoise(vec4(newUV1.x*scaleX  + 0.*time/3., newUV1.y*scaleY,0.*time/3.,0.)) +1.);\r\n\t\t\tfloat w = width*dt;\r\n\t\t\tfloat maskvalue = smoothstep(1. - w,1.,vUv.x + mix(-w/2., 1. - w/2., progress));\r\n\t\t\tfloat mask = maskvalue + maskvalue*realnoise;\r\n\t\t\tfloat final = smoothstep(border,border+0.01,mask);\r\n\t\t\tgl_FragColor = mix(t1wb,t2wb,final);\r\n\t\t}\r\n\t`;\r\n    blurFrag = `\r\n\t\t// author: gre\r\n\t\t// license: MIT\r\n\t\tuniform float progress;\r\n\t\tuniform float intensity;\r\n\t\tuniform float ratio;\r\n\t\tuniform sampler2D texture1;\r\n\t\tuniform sampler2D texture2;\r\n\t\tuniform vec4 resolution1;\r\n\t\tuniform vec4 resolution2;\r\n\t\tvarying vec2 vUv;\r\n\t\tconst int passes = 6;\r\n\r\n\t\tvoid main() {\r\n\t\t\tvec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);\r\n\t\t\tvec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);\r\n\r\n\t\t\tvec4 t1 = vec4(0.0);\r\n\t\t\tvec4 t2 = vec4(0.0);\r\n\t\t\tfloat disp = intensity/100.0*(0.5-distance(0.5, progress));\r\n\t\t\tfor (int xi=0; xi<passes; xi++)\r\n\t\t\t{\r\n\t\t\t\tfloat x = float(xi) / float(passes) - 0.5;\r\n\t\t\t\tfor (int yi=0; yi<passes; yi++)\r\n\t\t\t\t{\r\n\t\t\t\t\tfloat y = float(yi) / float(passes) - 0.5;\r\n\t\t\t\t\tvec2 v = vec2(x,y);\r\n\t\t\t\t\tfloat d = disp;\r\n\t\t\t\t\tt1 += texture2D(texture1,newUV1 + d*v);\r\n\t\t\t\t\tt2 += texture2D(texture2,newUV2 + d*v);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\r\n\t\t\tt1 /= float(passes*passes);\r\n\t\t\tt2 /= float(passes*passes);\r\n\r\n\t\t\t// Use black background color\r\n\t\t\t// Top right\r\n\t\t\tvec2 tr1 = step(newUV1, vec2(1.0, 1.0));\r\n\t\t\tvec2 tr2 = step(newUV2, vec2(1.0, 1.0));\r\n\t\t\tfloat pct1 = tr1.x * tr1.y;\r\n\t\t\tfloat pct2 = tr2.x * tr2.y;\r\n\t\t\t// Bottom left\r\n\t\t\tvec2 bl1 = step(vec2(0.0, 0.0), newUV1);\r\n\t\t\tvec2 bl2 = step(vec2(0.0, 0.0), newUV2);\r\n\t\t\tpct1 *= bl1.x * bl1.y;\r\n\t\t\tpct2 *= bl2.x * bl2.y;\r\n\t\t\tvec4 t1wb = t1 * vec4(pct1,pct1,pct1,1.0);\r\n\t\t\tvec4 t2wb = t2 * vec4(pct2,pct2,pct2,1.0);\r\n\t\t\tgl_FragColor = mix(t1wb, t2wb, progress);\r\n\t\t}\r\n\t`;\r\n\tdistortionFrag = `\r\n\tuniform float progress;\r\n\tuniform sampler2D displacementTexture;\r\n\tuniform sampler2D texture1;\r\n    uniform sampler2D texture2;\r\n    uniform vec4 resolution1;\r\n    uniform vec4 resolution2;\r\n\tuniform float angle1;\r\n\tuniform float angle2;\r\n\tuniform float intensity;\r\n\r\n\tvarying vec2 vUv;\r\n\r\n\tmat2 getRotM(float angle) {\r\n\t  float s = sin(angle);\r\n\t  float c = cos(angle);\r\n\t  return mat2(c, -s, s, c);\r\n\t}\r\n\r\n\tvoid main() {\r\n\t  vec2 newUV1 = (vUv - vec2(0.5,0.5))*resolution1.zw + vec2(0.5,0.5);\r\n      vec2 newUV2 = (vUv - vec2(0.5,0.5))*resolution2.zw + vec2(0.5,0.5);\r\n\t  vec4 t1 = texture2D(texture1,newUV1);\r\n      vec4 t2 = texture2D(texture2,newUV2);\r\n\r\n\t  vec4 disp = texture2D(displacementTexture, newUV1);\r\n\t  vec2 dispVec = vec2(disp.r, disp.g);\r\n\r\n\t  vec2 distortedPosition1 = newUV1 + getRotM(angle1) * dispVec * intensity / 100.0 * progress;\r\n\t  vec2 distortedPosition2 = newUV2 + getRotM(angle2) * dispVec * intensity / 100.0 * (1.0 - progress);\r\n\t  vec4 t1d = texture2D(texture1, distortedPosition1);\r\n\t  vec4 t2d = texture2D(texture2, distortedPosition2);\r\n\r\n\t  // Use black background color\r\n\t  // Top right\r\n\t  vec2 tr1 = step(newUV1, vec2(1.0, 1.0));\r\n\t  vec2 tr2 = step(newUV2, vec2(1.0, 1.0));\r\n\t  float pct1 = tr1.x * tr1.y;\r\n\t  float pct2 = tr2.x * tr2.y;\r\n\t  // Bottom left\r\n\t  vec2 bl1 = step(vec2(0.0, 0.0), newUV1);\r\n\t  vec2 bl2 = step(vec2(0.0, 0.0), newUV2);\r\n\t  pct1 *= bl1.x * bl1.y;\r\n\t  pct2 *= bl2.x * bl2.y;\r\n\t  vec4 t1wb = t1d * vec4(pct1,pct1,pct1,1.0);\r\n\t  vec4 t2wb = t2d * vec4(pct2,pct2,pct2,1.0);\r\n\t  gl_FragColor = mix(t1wb, t2wb, progress);\r\n\t}\r\n\t`;\r\n}\r\n"]}