uniform mat4 modelViewProjectionMatrix;
uniform sampler2DRect particles0;
uniform sampler2DRect particles1;
uniform sampler2DRect particles2;

in vec4  position;
in vec2  texcoord;

out vec2 texCoordVarying;
out vec3 vPos;
out float vTemperature;
out float vAge;

void main()
{
    texCoordVarying = texcoord;
    vec4 misc = texture(particles2, texCoordVarying);
    vTemperature = misc.x;
    vAge = misc.y;
    vPos = texture(particles0, texCoordVarying).xyz;
    gl_Position = modelViewProjectionMatrix * vec4(vPos, 1.0);
}