prosperon/shaders/gridvert.glsl
2022-06-22 04:16:14 +00:00

16 lines
284 B
GLSL
Executable file

#version 330
layout (location = 0) in vec2 pos;
out vec2 apos;
layout (std140) uniform Projection {
mat4 projection;
};
void main()
{
mat4 iproj = inverse(projection);
vec4 ipos = iproj * vec4(pos, 0.f, 1.f);
apos = ipos.xy;
gl_Position = vec4(pos, 0.f, 1.f);
}