#version 150

in vec4 color;
in vec3 tint;
in vec2 texCoord;
in float textureIndex;
in float alpha;
in float rgb;
in float rawColor;

uniform sampler2D textures[3];

out vec4 fragColor;

void main() {
	vec4 textureSample = texture(textures[0], texCoord) * int(textureIndex == 0) + texture(textures[1], texCoord) * int(textureIndex == 1) + texture(textures[2], texCoord) * int(textureIndex == 2);
	fragColor = vec4(vec3(textureSample.r * color.r + textureSample.g * color.g + textureSample.b * color.b + textureSample.a * color.a) * tint + textureSample.rgb * rgb + color.rgb * rawColor, max(alpha, textureSample.a));
}