#version 150

in vec2 vertTexCoord;
in vec4 vertColor;
in float vertTextureIndex;

uniform sampler2D colorTextures[8];

out vec4 fragColor;

void main() {
	fragColor = vec4(0, 0, 0, 0);
	fragColor += texture(colorTextures[0], vertTexCoord) * int(vertTextureIndex == 0);
	fragColor += texture(colorTextures[1], vertTexCoord) * int(vertTextureIndex == 1);
	fragColor += texture(colorTextures[2], vertTexCoord) * int(vertTextureIndex == 2);
	fragColor += texture(colorTextures[3], vertTexCoord) * int(vertTextureIndex == 3);
	fragColor += texture(colorTextures[4], vertTexCoord) * int(vertTextureIndex == 4);
	fragColor += texture(colorTextures[5], vertTexCoord) * int(vertTextureIndex == 5);
	fragColor += texture(colorTextures[6], vertTexCoord) * int(vertTextureIndex == 6);
	fragColor += texture(colorTextures[7], vertTexCoord) * int(vertTextureIndex == 7);
	fragColor *= vertColor;
}