kc3-lang/angle/util/geometry_utils.h

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• Author : Jamie Madill
  Date : 2015-09-22 12:40:31
  Hash : ad60e8ee
  Message : Move more sample_util sources to util. These sample utils can also be useful for writing perf tests. BUG=angleproject:1164 Change-Id: I44b5d63b57bfce7a541442fd02cd729a1bab17f0 Reviewed-on: https://chromium-review.googlesource.com/301468 Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Tryjob-Request: Jamie Madill <jmadill@chromium.org> Tested-by: Jamie Madill <jmadill@chromium.org>

• util/geometry_utils.h

• //
  // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // geometry_utils:
  //   Helper library for generating certain sets of geometry.
  //
  
  #ifndef UTIL_GEOMETRY_UTILS_H
  #define UTIL_GEOMETRY_UTILS_H
  
  #include <cstddef>
  #include <vector>
  #include <GLES2/gl2.h>
  
  #include "Vector.h"
  
  struct SphereGeometry
  {
      std::vector<Vector3> positions;
      std::vector<Vector3> normals;
      std::vector<GLushort> indices;
  };
  
  void CreateSphereGeometry(size_t sliceCount, float radius, SphereGeometry *result);
  
  struct CubeGeometry
  {
      std::vector<Vector3> positions;
      std::vector<Vector3> normals;
      std::vector<Vector2> texcoords;
      std::vector<GLushort> indices;
  };
  
  void GenerateCubeGeometry(float radius, CubeGeometry *result);
  
  #endif  // UTIL_GEOMETRY_UTILS_H