SangeFault/assets/minecraft/shaders/program/spiderclip.fsh

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#version 150
uniform sampler2D DiffuseSampler;
uniform sampler2D BlurSampler;
in vec2 texCoord;
in vec2 scaledCoord;
uniform vec2 InSize;
uniform vec4 Scissor;
uniform vec4 Vignette;
out vec4 fragColor;
void main() {
vec4 ScaledTexel = texture(DiffuseSampler, scaledCoord);
vec4 BlurTexel = texture(BlurSampler, texCoord);
vec4 OutTexel = ScaledTexel;
// -- Alpha Clipping --
if (scaledCoord.x < Scissor.x) OutTexel = BlurTexel;
if (scaledCoord.y < Scissor.y) OutTexel = BlurTexel;
if (scaledCoord.x > Scissor.z) OutTexel = BlurTexel;
if (scaledCoord.y > Scissor.w) OutTexel = BlurTexel;
clamp(scaledCoord, 0.0, 1.0);
if (scaledCoord.x < Vignette.x) OutTexel = mix(BlurTexel, OutTexel, (Scissor.x - scaledCoord.x) / (Scissor.x - Vignette.x));
if (scaledCoord.y < Vignette.y) OutTexel = mix(BlurTexel, OutTexel, (Scissor.y - scaledCoord.y) / (Scissor.y - Vignette.y));
if (scaledCoord.x > Vignette.z) OutTexel = mix(BlurTexel, OutTexel, (Scissor.z - scaledCoord.x) / (Scissor.z - Vignette.z));
if (scaledCoord.y > Vignette.w) OutTexel = mix(BlurTexel, OutTexel, (Scissor.w - scaledCoord.y) / (Scissor.w - Vignette.w));
fragColor = vec4(OutTexel.rgb, 1.0);
}