IntegratedQuantum 9898db654b Specify the location of all shader in/out parameters.
also normalized the version and layout formatting
progress towards #1376
2025-05-02 14:53:57 +02:00

26 lines
559 B
GLSL

#version 460
layout(location = 0) in vec2 vertex_pos;
layout(location = 0) flat out vec4 color;
//in pixel
uniform vec2 start;
uniform vec2 direction;
uniform vec2 screen;
uniform int lineColor;
void main() {
// Convert to opengl coordinates:
vec2 position_percentage = (start + vertex_pos*direction)/screen;
vec2 position = vec2(position_percentage.x, -position_percentage.y)*2+vec2(-1, 1);
gl_Position = vec4(position, 0, 1);
color = vec4((lineColor & 0xff0000)>>16, (lineColor & 0xff00)>>8, lineColor & 0xff, (lineColor>>24) & 255)/255.0;
}