shader programming

MEMORYY, INSTRUCTION PROCESSING -> CPU
ALGORITHM PROCESSING -> GPU

vertextShader: [
	"uniform vec3 uMaterialColor;",
	"uniform vec3 uDirLight;",

	"varying vec3 vColor;",

	"void main(){",
	"gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0);",
	"vec3 light = normalize( uDirLight );",

	"float diffuse = max( dot( normal, light), 0.0);",
	"vColor = uMaterialColor * diffuse;",
	"}"
].join("\n"),

uniform vec3 uMaterialColor;
uniform vec3 uDirLight;

varying vec3 vColor;

void main(){
	gl_Position = projectionMath * modelViewMatrix * vec4(position * 1.0);
	vec3 light = normalize( uDirLight );

	float diffuse = max( dot(normal, light), 0.0);
	vColor = uMaterialColor * diffuse;
}