cube.cpp

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/*
 * Copyright 2014 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "tango-gl/cube.h"

namespace tango_gl {

static const GLfloat const_vertices[] = {
    -1.0f, 1.0f,  1.0f,  -1.0f, -1.0f, 1.0f,  1.0f,  1.0f,  1.0f,  -1.0f, -1.0f,
    1.0f,  1.0f,  -1.0f, 1.0f,  1.0f,  1.0f,  1.0f,  1.0f,  1.0f,  1.0f,  1.0f,
    -1.0f, 1.0f,  1.0f,  1.0f,  -1.0f, 1.0f,  -1.0f, 1.0f,  1.0f,  -1.0f, -1.0f,
    1.0f,  1.0f,  -1.0f, 1.0f,  1.0f,  -1.0f, 1.0f,  -1.0f, -1.0f, -1.0f, 1.0f,
    -1.0f, 1.0f,  -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, 1.0f,  -1.0f, -1.0f,
    1.0f,  -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, 1.0f,  1.0f,  -1.0f, -1.0f, -1.0f,
    -1.0f, -1.0f, 1.0f,  -1.0f, 1.0f,  1.0f,  -1.0f, 1.0f,  -1.0f, -1.0f, 1.0f,
    1.0f,  1.0f,  1.0f,  -1.0f, -1.0f, 1.0f,  1.0f,  1.0f,  1.0f,  1.0f,  1.0f,
    1.0f,  -1.0f, 1.0f,  -1.0f, -1.0f, 1.0f,  -1.0f, 1.0f,  -1.0f, -1.0f, -1.0f,
    1.0f,  -1.0f, 1.0f,  -1.0f, -1.0f, 1.0f,  -1.0f, -1.0f, -1.0f};

static const GLfloat const_normals[] = {
    0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,
    1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  1.0f,  0.0f,  0.0f,  1.0f,
    0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,
    1.0f,  0.0f,  0.0f,  0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,
    -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, -1.0f,
    0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,
    -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,
    0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,
    1.0f,  0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,
    0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f,  0.0f,  -1.0f, 0.0f};

Cube::Cube() {
  SetShader(true);
  std::vector<GLfloat> vertices(
      const_vertices,
      const_vertices + sizeof(const_vertices) / sizeof(GLfloat));
  std::vector<GLfloat> normals(
      const_normals, const_normals + sizeof(const_normals) / sizeof(GLfloat));
  SetVertices(vertices, normals);
}
}  // namespace tango_gl