diff options
Diffstat (limited to 'jni_mosaic/feature_mos/src/mosaic_renderer/Renderer.cpp')
| -rwxr-xr-x | jni_mosaic/feature_mos/src/mosaic_renderer/Renderer.cpp | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/jni_mosaic/feature_mos/src/mosaic_renderer/Renderer.cpp b/jni_mosaic/feature_mos/src/mosaic_renderer/Renderer.cpp deleted file mode 100755 index b9938eb6b..000000000 --- a/jni_mosaic/feature_mos/src/mosaic_renderer/Renderer.cpp +++ /dev/null @@ -1,226 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * 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 "Renderer.h" - -#include "mosaic/Log.h" -#define LOG_TAG "Renderer" - -#include <GLES2/gl2ext.h> - -Renderer::Renderer() - : mGlProgram(0), - mInputTextureName(-1), - mInputTextureWidth(0), - mInputTextureHeight(0), - mSurfaceWidth(0), - mSurfaceHeight(0) -{ - InitializeGLContext(); -} - -Renderer::~Renderer() { -} - -GLuint Renderer::loadShader(GLenum shaderType, const char* pSource) { - GLuint shader = glCreateShader(shaderType); - if (shader) { - glShaderSource(shader, 1, &pSource, NULL); - glCompileShader(shader); - GLint compiled = 0; - glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled); - if (!compiled) { - GLint infoLen = 0; - glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &infoLen); - if (infoLen) { - char* buf = (char*) malloc(infoLen); - if (buf) { - glGetShaderInfoLog(shader, infoLen, NULL, buf); - LOGE("Could not compile shader %d:\n%s\n", - shaderType, buf); - free(buf); - } - glDeleteShader(shader); - shader = 0; - } - } - } - return shader; -} - -GLuint Renderer::createProgram(const char* pVertexSource, const char* pFragmentSource) -{ - GLuint vertexShader = loadShader(GL_VERTEX_SHADER, pVertexSource); - if (!vertexShader) - { - return 0; - } - - GLuint pixelShader = loadShader(GL_FRAGMENT_SHADER, pFragmentSource); - if (!pixelShader) - { - return 0; - } - - GLuint program = glCreateProgram(); - if (program) - { - glAttachShader(program, vertexShader); - checkGlError("glAttachShader"); - glAttachShader(program, pixelShader); - checkGlError("glAttachShader"); - - glLinkProgram(program); - GLint linkStatus = GL_FALSE; - glGetProgramiv(program, GL_LINK_STATUS, &linkStatus); - - LOGI("Program Linked (%d)!", program); - - if (linkStatus != GL_TRUE) - { - GLint bufLength = 0; - glGetProgramiv(program, GL_INFO_LOG_LENGTH, &bufLength); - if (bufLength) - { - char* buf = (char*) malloc(bufLength); - if (buf) - { - glGetProgramInfoLog(program, bufLength, NULL, buf); - LOGE("Could not link program:\n%s\n", buf); - free(buf); - } - } - glDeleteProgram(program); - program = 0; - } - } - return program; -} - -// Set this renderer to use the default frame-buffer (screen) and -// set the viewport size to be the given width and height (pixels). -bool Renderer::SetupGraphics(int width, int height) -{ - bool succeeded = false; - do { - if (mGlProgram == 0) - { - if (!InitializeGLProgram()) - { - break; - } - } - glUseProgram(mGlProgram); - if (!checkGlError("glUseProgram")) break; - - glBindFramebuffer(GL_FRAMEBUFFER, 0); - - mFrameBuffer = NULL; - mSurfaceWidth = width; - mSurfaceHeight = height; - - glViewport(0, 0, mSurfaceWidth, mSurfaceHeight); - if (!checkGlError("glViewport")) break; - succeeded = true; - } while (false); - - return succeeded; -} - - -// Set this renderer to use the specified FBO and -// set the viewport size to be the width and height of this FBO. -bool Renderer::SetupGraphics(FrameBuffer* buffer) -{ - bool succeeded = false; - do { - if (mGlProgram == 0) - { - if (!InitializeGLProgram()) - { - break; - } - } - glUseProgram(mGlProgram); - if (!checkGlError("glUseProgram")) break; - - glBindFramebuffer(GL_FRAMEBUFFER, buffer->GetFrameBufferName()); - - mFrameBuffer = buffer; - mSurfaceWidth = mFrameBuffer->GetWidth(); - mSurfaceHeight = mFrameBuffer->GetHeight(); - - glViewport(0, 0, mSurfaceWidth, mSurfaceHeight); - if (!checkGlError("glViewport")) break; - succeeded = true; - } while (false); - - return succeeded; -} - -bool Renderer::Clear(float r, float g, float b, float a) -{ - bool succeeded = false; - do { - bool rt = (mFrameBuffer == NULL)? - SetupGraphics(mSurfaceWidth, mSurfaceHeight) : - SetupGraphics(mFrameBuffer); - - if(!rt) - break; - - glClearColor(r, g, b, a); - glClear(GL_COLOR_BUFFER_BIT); - - succeeded = true; - } while (false); - return succeeded; - -} - -void Renderer::InitializeGLContext() -{ - if(mFrameBuffer != NULL) - { - delete mFrameBuffer; - mFrameBuffer = NULL; - } - - mInputTextureName = -1; - mInputTextureType = GL_TEXTURE_2D; - mGlProgram = 0; -} - -int Renderer::GetTextureName() -{ - return mInputTextureName; -} - -void Renderer::SetInputTextureName(GLuint textureName) -{ - mInputTextureName = textureName; -} - -void Renderer::SetInputTextureType(GLenum textureType) -{ - mInputTextureType = textureType; -} - -void Renderer::SetInputTextureDimensions(int width, int height) -{ - mInputTextureWidth = width; - mInputTextureHeight = height; -} |