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[require]
GLSL >= 1.40
[fragment shader]
#version 140
#extension GL_ARB_fragment_coord_conventions : require
layout(origin_upper_left) in vec4 gl_FragCoord;
out vec4 sk_FragColor;
uniform vec4 uColor_Stage0;
uniform float uCoverage_Stage0;
uniform vec2 ubaseFrequency_Stage1_c0_c0_c0_c0;
uniform float uz_Stage1_c0_c0_c0_c0;
uniform vec4 uellipse_Stage1_c0_c0_c1_c0;
uniform vec2 uDstTextureUpperLeft_Stage2;
uniform vec2 uDstTextureCoordScale_Stage2;
uniform sampler2D uTextureSampler_0_Stage1;
uniform sampler2D uTextureSampler_1_Stage1;
uniform sampler2D uDstTextureSampler_Stage2;
noperspective in vec2 vTransformedCoords_0_Stage0;
vec3 fade_Stage1_c0_c0_c0_c0(vec3 t) {
return ((t * t) * t) * (t * (t * 6.0 - 15.0) + 10.0);
}
float perm_Stage1_c0_c0_c0_c0(float x) {
return texture(uTextureSampler_0_Stage1, vec2(fract(x / 256.0), 0.0)).x * 255.0;
}
float grad_Stage1_c0_c0_c0_c0(float x, vec3 p) {
return dot(texture(uTextureSampler_1_Stage1, vec2(fract(x / 16.0), 0.0)).xyz * 255.0 - vec3(1.0), p);
}
float lerp_Stage1_c0_c0_c0_c0(float a, float b, float w) {
return a + w * (b - a);
}
float noise_Stage1_c0_c0_c0_c0(vec3 p) {
vec3 P = mod(floor(p), 256.0);
p -= floor(p);
vec3 f = fade_Stage1_c0_c0_c0_c0(p);
float A = perm_Stage1_c0_c0_c0_c0(P.x) + P.y;
float AA = perm_Stage1_c0_c0_c0_c0(A) + P.z;
float AB = perm_Stage1_c0_c0_c0_c0(A + 1.0) + P.z;
float B = perm_Stage1_c0_c0_c0_c0(P.x + 1.0) + P.y;
float BA = perm_Stage1_c0_c0_c0_c0(B) + P.z;
float BB = perm_Stage1_c0_c0_c0_c0(B + 1.0) + P.z;
float result = lerp_Stage1_c0_c0_c0_c0(lerp_Stage1_c0_c0_c0_c0(lerp_Stage1_c0_c0_c0_c0(grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(AA), p), grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(BA), p + vec3(-1.0, 0.0, 0.0)), f.x), lerp_Stage1_c0_c0_c0_c0(grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(AB), p + vec3(0.0, -1.0, 0.0)), grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(BB), p + vec3(-1.0, -1.0, 0.0)), f.x), f.y), lerp_Stage1_c0_c0_c0_c0(lerp_Stage1_c0_c0_c0_c0(grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(AA + 1.0), p + vec3(0.0, 0.0, -1.0)), grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(BA + 1.0), p + vec3(-1.0, 0.0, -1.0)), f.x), lerp_Stage1_c0_c0_c0_c0(grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(AB + 1.0), p + vec3(0.0, -1.0, -1.0)), grad_Stage1_c0_c0_c0_c0(perm_Stage1_c0_c0_c0_c0(BB + 1.0), p + vec3(-1.0, -1.0, -1.0)), f.x), f.y), f.z);
return result;
}
float noiseOctaves_Stage1_c0_c0_c0_c0(vec3 p) {
float result = 0.0;
float ratio = 1.0;
for (float i = 0.0;i < 9.0; i++) {
result += noise_Stage1_c0_c0_c0_c0(p) / ratio;
p *= 2.0;
ratio *= 2.0;
}
return (result + 1.0) / 2.0;
}
vec4 ImprovedPerlinNoise_Stage1_c0_c0_c0_c0(vec4 _input) {
vec4 _output;
vec2 coords = vTransformedCoords_0_Stage0 * ubaseFrequency_Stage1_c0_c0_c0_c0;
float r = noiseOctaves_Stage1_c0_c0_c0_c0(vec3(coords, uz_Stage1_c0_c0_c0_c0));
float g = noiseOctaves_Stage1_c0_c0_c0_c0(vec3(coords, uz_Stage1_c0_c0_c0_c0));
float b = noiseOctaves_Stage1_c0_c0_c0_c0(vec3(coords, uz_Stage1_c0_c0_c0_c0));
float a = noiseOctaves_Stage1_c0_c0_c0_c0(vec3(coords, uz_Stage1_c0_c0_c0_c0));
_output = vec4(r, g, b, a);
_output = clamp(_output, 0.0, 1.0);
_output = vec4(_output.xyz * _output.www, _output.w);
return _output;
}
vec4 EllipseEffect_Stage1_c0_c0_c1_c0(vec4 _input) {
vec4 _output;
vec2 d = gl_FragCoord.xy - uellipse_Stage1_c0_c0_c1_c0.xy;
vec2 Z = d * uellipse_Stage1_c0_c0_c1_c0.zw;
float implicit = dot(Z, d) - 1.0;
float grad_dot = 4.0 * dot(Z, Z);
{
grad_dot = max(grad_dot, 1.1754999560161448e-38);
}
float approx_dist = implicit * inversesqrt(grad_dot);
float alpha;
{
alpha = clamp(0.5 + approx_dist, 0.0, 1.0);
}
_output = _input * alpha;
return _output;
}
float _blend_overlay_component(float sc, float sa, float dc, float da) {
if (2.0 * dc <= da) {
return (2.0 * sc) * dc;
}
return sa * da - (2.0 * (da - dc)) * (sa - sc);
}
vec4 blend_overlay(vec4 src, vec4 dst) {
vec4 result = vec4(_blend_overlay_component(src.x, src.w, dst.x, dst.w), _blend_overlay_component(src.y, src.w, dst.y, dst.w), _blend_overlay_component(src.z, src.w, dst.z, dst.w), src.w + (1.0 - src.w) * dst.w);
result.xyz += dst.xyz * (1.0 - src.w) + src.xyz * (1.0 - dst.w);
return result;
}
vec4 ComposeTwo_Stage1_c0_c0(vec4 _input) {
vec4 _output;
vec4 inputColor = vec4(_input.xyz, 1.0);
_output = blend_overlay(ImprovedPerlinNoise_Stage1_c0_c0_c0_c0(inputColor), EllipseEffect_Stage1_c0_c0_c1_c0(inputColor));
_output *= _input.w;
return _output;
}
vec4 blend_src(vec4 src, vec4 dst) {
return src;
}
void main() {
vec4 outputCoverage_Stage0;
{
outputCoverage_Stage0 = vec4(uCoverage_Stage0);
}
vec4 output_Stage1;
{
output_Stage1 = ComposeTwo_Stage1_c0_c0(vec4(1.0));
}
{
if (all(lessThanEqual(outputCoverage_Stage0.xyz, vec3(0.0)))) {
discard;
}
vec2 _dstTexCoord = (gl_FragCoord.xy - uDstTextureUpperLeft_Stage2) * uDstTextureCoordScale_Stage2;
_dstTexCoord.y = 1.0 - _dstTexCoord.y;
vec4 _dstColor = texture(uDstTextureSampler_Stage2, _dstTexCoord);
sk_FragColor = blend_src(output_Stage1, _dstColor);
sk_FragColor = outputCoverage_Stage0 * sk_FragColor + (vec4(1.0) - outputCoverage_Stage0) * _dstColor;
}
}
[vertex shader]
#version 140
uniform vec4 sk_RTAdjust;
uniform mat3 uViewM_Stage0;
uniform mat3 uCoordTransformMatrix_0_Stage0;
in vec2 inPosition;
noperspective out vec2 vTransformedCoords_0_Stage0;
void main() {
vec2 pos2 = (uViewM_Stage0 * vec3(inPosition, 1.0)).xy;
vTransformedCoords_0_Stage0 = (uCoordTransformMatrix_0_Stage0 * vec3(inPosition, 1.0)).xy;
gl_Position = vec4(pos2.x, pos2.y, 0.0, 1.0);
gl_Position = vec4(gl_Position.xy * sk_RTAdjust.xz + gl_Position.ww * sk_RTAdjust.yw, 0.0, gl_Position.w);
}
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