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[require]
GLSL >= 1.40
[fragment shader]
#version 140
out vec4 sk_FragColor;
uniform float uPixelSize_Stage2_c1_c0;
uniform vec2 uRange_Stage2_c1_c0;
uniform sampler2D uTextureSampler_0_Stage1;
uniform sampler2D uTextureSampler_0_Stage2;
noperspective in vec2 vTransformedCoords_0_Stage0;
noperspective in vec2 vTransformedCoords_1_Stage0;
vec4 ClampFragmentProcessor_Stage2_c0_c0(vec4 _input) {
vec4 _output;
{
float alpha = clamp(_input.w, 0.0, 1.0);
_output = vec4(clamp(_input.xyz, 0.0, alpha), alpha);
}
return _output;
}
vec4 Morphology_Stage2_c1_c0(vec4 _input) {
vec4 _output;
_output = vec4(0.0, 0.0, 0.0, 0.0);
vec2 coord = vTransformedCoords_1_Stage0;
coord.y -= 4.0 * uPixelSize_Stage2_c1_c0;
for (int i = 0;i < 9; i++) {
_output = max(_output, texture(uTextureSampler_0_Stage2, coord));
coord.y += uPixelSize_Stage2_c1_c0;
}
_output *= _input;
return _output;
}
vec4 blend_src_over(vec4 src, vec4 dst) {
return src + (1.0 - src.w) * dst;
}
vec4 blend_darken(vec4 src, vec4 dst) {
vec4 result = blend_src_over(src, dst);
result.xyz = min(result.xyz, (1.0 - dst.w) * src.xyz + dst.xyz);
return result;
}
void main() {
vec4 output_Stage1;
{
output_Stage1 = texture(uTextureSampler_0_Stage1, vTransformedCoords_0_Stage0);
}
vec4 output_Stage2;
{
vec4 inputColor = vec4(output_Stage1.xyz, 1.0);
output_Stage2 = blend_darken(ClampFragmentProcessor_Stage2_c0_c0(inputColor), Morphology_Stage2_c1_c0(inputColor));
output_Stage2 *= output_Stage1.w;
}
{
sk_FragColor = output_Stage2;
}
}
[vertex shader]
#version 140
uniform vec4 sk_RTAdjust;
uniform mat3 uCoordTransformMatrix_0_Stage0;
uniform mat3 uCoordTransformMatrix_1_Stage0;
in vec2 position;
in vec2 localCoord;
noperspective out vec2 vTransformedCoords_0_Stage0;
noperspective out vec2 vTransformedCoords_1_Stage0;
void main() {
vTransformedCoords_0_Stage0 = (uCoordTransformMatrix_0_Stage0 * vec3(localCoord, 1.0)).xy;
vTransformedCoords_1_Stage0 = (uCoordTransformMatrix_1_Stage0 * vec3(localCoord, 1.0)).xy;
gl_Position = vec4(position.x, position.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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