#version 150 uniform mat4 uViewMatrix; uniform mat4 uProjectionMatrix; in vec3 aNormal; in vec3 aPosition; in vec2 aTexCoord; out vec3 vNormal; out vec2 vTexCoord; void main() { vNormal = inverse(transpose(mat3(uViewMatrix))) * aNormal; vTexCoord = aTexCoord; gl_Position = uProjectionMatrix * uViewMatrix * vec4(aPosition, 1.0); }