prosperon/source/shaders/point.sglsl

34 lines
470 B
Plaintext
Raw Permalink Normal View History

@vs pointvs
in vec2 apos;
in vec4 acolor;
in float aradius;
uniform pvs_p { mat4 proj; };
out vec4 fcolor;
void main()
{
gl_Position = proj * vec4(apos, 0.0, 1.0);
fcolor = acolor;
gl_PointSize = aradius;
}
@end
@fs pointfs
out vec4 color;
in vec4 fcolor;
void main()
{
float d = length(gl_FragCoord.xy - vec2(0.5,0.5)); /* Should really pointcoord, normalized */
if (d >= 0.47)
discard;
color = fcolor;
}
@end
@program point pointvs pointfs