SangeFault/assets/minecraft/shaders/program/entity_sobel.fsh
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 a50683c84e Updated to 1.18.1 Vanilla Assets
basically starting over... this is gonna be fun!
2022-01-20 17:44:06 +01:00

23 lines
900 B
GLSL

#version 150
uniform sampler2D DiffuseSampler;
in vec2 texCoord;
in vec2 oneTexel;
out vec4 fragColor;
void main(){
vec4 center = texture(DiffuseSampler, texCoord);
vec4 left = texture(DiffuseSampler, texCoord - vec2(oneTexel.x, 0.0));
vec4 right = texture(DiffuseSampler, texCoord + vec2(oneTexel.x, 0.0));
vec4 up = texture(DiffuseSampler, texCoord - vec2(0.0, oneTexel.y));
vec4 down = texture(DiffuseSampler, texCoord + vec2(0.0, oneTexel.y));
float leftDiff = abs(center.a - left.a);
float rightDiff = abs(center.a - right.a);
float upDiff = abs(center.a - up.a);
float downDiff = abs(center.a - down.a);
float total = clamp(leftDiff + rightDiff + upDiff + downDiff, 0.0, 1.0);
vec3 outColor = center.rgb * center.a + left.rgb * left.a + right.rgb * right.a + up.rgb * up.a + down.rgb * down.a;
fragColor = vec4(outColor * 0.2, total);
}