1 /* 2 Copyright (c) 2013 yvt 3 4 This file is part of OpenSpades. 5 6 OpenSpades is free software: you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation, either version 3 of the License, or 9 (at your option) any later version. 10 11 OpenSpades is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with OpenSpades. If not, see <http://www.gnu.org/licenses/>. 18 19 */ 20 21 #pragma once 22 23 #include "IGLDevice.h" 24 25 namespace spades { 26 namespace draw { 27 28 /** draws a quad for post filters. 29 * load program by yourself, and GLQuadRenderer does 30 * setting vertex attributes and drawing. */ 31 class GLQuadRenderer { 32 IGLDevice *device; 33 34 IGLDevice::UInteger attrIndex; 35 36 public: 37 GLQuadRenderer(IGLDevice *); 38 ~GLQuadRenderer(); 39 40 /** specifies the index of an attribute that 41 * indicates the coordinate in [0, 1] */ 42 void SetCoordAttributeIndex(IGLDevice::UInteger); 43 44 void Draw(); 45 }; 46 } 47 }