Files
fall-fever/data/shaders/postprocessing.vert

12 lines
267 B
GLSL

#version 330 core
out vec2 v_tex_coords;
void main() {
float x = -1.0 + float((gl_VertexID & 1) << 2);
float y = -1.0 + float((gl_VertexID & 2) << 1);
v_tex_coords.x = (x+1.0)*0.5;
v_tex_coords.y = (y+1.0)*0.5;
gl_Position = vec4(x, y, 0, 1);
}