);

                    shader.vertexShader = shader.vertexShader.replace(
                        '#include <project_vertex>',
                        /* glsl */ `
                        #include <project_vertex>

                        vCoord = textureMatrix * vec4(transformed, 1.0);
                        vToEye = cameraPosition - (modelMatrix * vec4(transformed, 1.0)).xyz;
                        `
                    );

                    shader.fragmentShader = shader.fragmentShader.replace(
    