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raylib/examples/others/resources/shaders/glsl330/point_particle.fs

17 lines
535 B
GLSL

#version 330
// Input uniform values
uniform vec4 color;
// Output fragment color
out vec4 finalColor;
// NOTE: Add your custom variables here
void main()
{
// Each point is drawn as a screen space square of gl_PointSize size. gl_PointCoord contains where we are inside of
// it. (0, 0) is the top left, (1, 1) the bottom right corner
// Draw each point as a colored circle with alpha 1.0 in the center and 0.0 at the outer edges
finalColor = vec4(color.rgb, color.a*(1 - length(gl_PointCoord.xy - vec2(0.5))*2));
}