18 lines
466 B
GLSL
18 lines
466 B
GLSL
#version 330 core
|
|
|
|
layout ( location = 0 ) in vec3 vertex_position;
|
|
layout ( location = 4 ) in vec4 position;
|
|
|
|
uniform mat4 M_v;
|
|
uniform mat4 M_p;
|
|
uniform mat4 transformation;
|
|
uniform float particleSize;
|
|
out float lifeTime;
|
|
|
|
void main()
|
|
{
|
|
vec4 position_viewspace = M_v * transformation * vec4( position.xyz , 1 );
|
|
position_viewspace.xy += particleSize * (vertex_position.xy - vec2(0.5f));
|
|
gl_Position = M_p * position_viewspace;
|
|
lifeTime = position.w;
|
|
}; |