OpenGLRenderer.cpp revision 85bf02fc16784d935fb9eebfa9cb20fe46ff7951
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "OpenGLRenderer" 18 19#include <stdlib.h> 20#include <stdint.h> 21#include <sys/types.h> 22 23#include <utils/Errors.h> 24#include <utils/Log.h> 25 26#include <GLES2/gl2.h> 27#include <GLES2/gl2ext.h> 28 29#include <SkXfermode.h> 30 31#include "OpenGLRenderer.h" 32#include "Matrix.h" 33 34namespace android { 35 36OpenGLRenderer::OpenGLRenderer() { 37 LOGD("Create OpenGLRenderer"); 38} 39 40OpenGLRenderer::~OpenGLRenderer() { 41 LOGD("Destroy OpenGLRenderer"); 42} 43 44void OpenGLRenderer::setViewport(int width, int height) { 45 glViewport(0, 0, width, height); 46 47 mat4 ortho; 48 ortho.loadOrtho(0, width, height, 0, 0, 1); 49 ortho.copyTo(mOrthoMatrix); 50} 51 52void OpenGLRenderer::prepare() { 53 glDisable(GL_SCISSOR_TEST); 54 glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 55 glClear(GL_COLOR_BUFFER_BIT); 56 glEnable(GL_SCISSOR_TEST); 57} 58 59void OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 60 LOGD("Drawing color"); 61} 62 63}; // namespace android 64