protot/3rdparty/tinygltf/examples/glview/shader.vert

17 lines
367 B
GLSL

attribute vec3 in_vertex;
attribute vec3 in_normal;
attribute vec2 in_texcoord;
varying vec3 normal;
varying vec2 texcoord;
void main(void)
{
vec4 p = gl_ModelViewProjectionMatrix * vec4(in_vertex, 1);
gl_Position = p;
vec4 nn = gl_ModelViewMatrixInverseTranspose * vec4(normalize(in_normal), 0);
normal = nn.xyz;
texcoord = in_texcoord;
}