minecraft-assets/assets/minecraft/shaders/program/sobel.vsh

21 lines
378 B
GLSL

#version 120
attribute vec4 Position;
uniform mat4 ProjMat;
uniform vec2 InSize;
uniform vec2 OutSize;
varying vec2 texCoord;
varying vec2 oneTexel;
void main(){
vec4 outPos = ProjMat * vec4(Position.xy, 0.0, 1.0);
gl_Position = vec4(outPos.xy, 0.2, 1.0);
oneTexel = 1.0 / InSize;
texCoord = Position.xy / OutSize;
texCoord.y = 1.0 - texCoord.y;
}