1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
in vec4 fragTexCoord;
in vec4 fragColor;
in float fragOffset;
out vec4 fragOut0;
uniform sampler2DArray baseMap;
uniform sampler2D depthMap;
uniform sampler2D distMap;
uniform sampler2D frameBuffer;
layout (std140) uniform genericData {
float window_width;
float window_height;
float use_offset;
};
void main()
{
vec2 depthCoord = vec2(gl_FragCoord.x / window_width, gl_FragCoord.y / window_height);
vec4 fragmentColor = texture(baseMap, fragTexCoord.xyz) * fragColor.a;
vec2 distortion = texture(distMap, fragTexCoord.xy+vec2(0.0, fragOffset)).rg;
float alpha = clamp(dot(fragmentColor.rgb,vec3(0.3333))*10.0,0.0,1.0);
distortion = ((distortion - 0.5) * 0.01) * alpha;
fragOut0 = texture(frameBuffer,depthCoord+distortion);
fragOut0.a = alpha;
}
|
