シェーダーテスト(マウス)

code:fragment-shader.glsl

uniform vec2 u_mouse;

uniform vec2 u_resolution;

void main() {

vec3 color = vec3(u_mouse.x / u_resolution.x, u_mouse.y / u_resolution.y, 0.0);

gl_FragColor = vec4(color, 1.0);

}

code:vertex-shader.glsl

void main() {

gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);

}