32 lines
522 B
GLSL
32 lines
522 B
GLSL
|
#version 440
|
||
|
|
|
||
|
|
layout(location = 0) in vec2 vertex;
|
||
|
|
|
||
|
|
layout(location = 0) out vec3 color;
|
||
|
|
|
||
|
|
layout(std140, binding = 0) uniform buf {
|
||
|
|
mat4 qt_Matrix;
|
||
|
|
float qt_Opacity;
|
||
|
|
};
|
||
|
|
|
||
|
|
out gl_PerVertex { vec4 gl_Position; };
|
||
|
|
|
||
|
|
void main()
|
||
|
|
{
|
||
|
|
|
||
|
|
switch (gl_VertexIndex%3) {
|
||
|
|
case 0:
|
||
|
|
color = vec3(1.0, 0.0, 0.0);
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
color = vec3(0.0, 1.0, 0.0);
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
color = vec3(0.0, 0.0, 1.0);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
gl_Position = qt_Matrix * vec4(vertex, 0.0, 1.0);
|
||
|
|
|
||
|
|
}
|