#depth off
#blend mix

@vs vs
in vec2 a_pos;
in vec2 a_uv;

struct particle {
  vec2 pos;
  float angle;
  float scale;
  vec4 color;
};

readonly buffer ssbo {
  particle par[];
};

out vec2 uv;
out vec2 fuv;
out vec4 color0;

vec2 pos;

uniform mat4 vp;

void main()
{
  particle p = par[gl_InstanceIndex];
  pos = p.pos+(a_pos);
  color0 = p.color;
  gl_Position = vp * vec4(pos, 0.0, 1.0);
}
@end

@fs fs
in vec2 uv;
in vec2 fuv;
in vec4 color0;

out vec4 color;

texture2D text;
sampler smp;

void main()
{
  color = color0;
  color.r = 1;
  color.a = 1;
}
@end

@program text vs fs