00001 /* 00002 * Copyright 2014 Google Inc. All Rights Reserved. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #ifndef TANGO_GL_RENDERER_VIDEO_OVERLAY_H_ 00018 #define TANGO_GL_RENDERER_VIDEO_OVERLAY_H_ 00019 00020 #include "tango-gl/drawable_object.h" 00021 00022 namespace tango_gl { 00023 class VideoOverlay : public DrawableObject { 00024 public: 00025 VideoOverlay(); 00026 void Render(const glm::mat4& projection_mat, const glm::mat4& view_mat) const; 00027 GLuint GetTextureId() const { return texture_id_; } 00028 void SetTextureId(GLuint texture_id) { texture_id_ = texture_id; } 00029 00030 private: 00031 // This id is populated on construction, and is passed to the tango service. 00032 GLuint texture_id_; 00033 00034 GLuint attrib_texture_coords_; 00035 GLuint uniform_texture_; 00036 GLuint vertex_buffers_[3]; 00037 }; 00038 } // namespace tango_gl 00039 #endif // TANGO_GL_RENDERER_VIDEO_OVERLAY_H_