uniform sampler2DRect particles0;
uniform sampler2DRect particles1;
uniform sampler2DRect particles2;

uniform sampler2DRect   u_depth;
uniform sampler2DRect   u_world;
uniform sampler2DRect   u_v4l2cam;
uniform sampler2DRect   imageTexture;

in vec2 texCoordVarying;
in float vTemperature;
in float vAge;

void main()
{
    fragColor = vec4(1);//vec4(texture(u_world, texCoordVarying.st).rgb,1);
    // fragColor = vec4(texCoordVarying.st/100,1.0,1.0);//vec4(texture(u_world, texCoordVarying.st).rgb,1);
    // fragColor = vec4(texture(u_v4l2cam, texCoordVarying.st).rgb,1);
    fragColor = vec4(texture(imageTexture, vec2(vTemperature*1024, 0.5)).xyz,max(0, 1 - pow(vAge,4)));
}