| /* |
| * Copyright 2010, The Android Open Source Project |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include "RenderingThread.h" |
| |
| #include "ANPOpenGL_npapi.h" |
| |
| extern ANPLogInterfaceV0 gLogI; |
| extern ANPOpenGLInterfaceV0 gOpenGLI; |
| |
| RenderingThread::RenderingThread(NPP npp) : android::Thread() { |
| m_npp = npp; |
| m_width = -1; |
| m_height = -1; |
| gLogI.log(kError_ANPLogType, "Created Rendering Thread"); |
| } |
| |
| android::status_t RenderingThread::readyToRun() { |
| |
| gLogI.log(kError_ANPLogType, "in ready to run"); |
| |
| EGLContext context = gOpenGLI.acquireContext(m_npp); |
| |
| gLogI.log(kError_ANPLogType, "context: %p", context); |
| |
| if (context == EGL_NO_CONTEXT) { |
| gLogI.log(kError_ANPLogType, "Unable to create EGLContext for a TextureProducer thread"); |
| return android::UNKNOWN_ERROR; |
| } |
| return android::NO_ERROR; |
| } |
| |
| void RenderingThread::setDimensions(int width, int height) { |
| android::Mutex::Autolock lock(m_sync); |
| m_width = width; |
| m_height = height; |
| } |
| |
| void RenderingThread::getDimensions(int& width, int& height) { |
| android::Mutex::Autolock lock(m_sync); |
| width = m_width; |
| height = m_height; |
| } |
| |
| void RenderingThread::printGLString(const char *name, GLenum s) { |
| const char *v = (const char *) glGetString(s); |
| gLogI.log(kError_ANPLogType, "GL %s = %s\n", name, v); |
| } |
| |
| void RenderingThread::checkGlError(const char* op) { |
| for (GLint error = glGetError(); error; error |
| = glGetError()) { |
| gLogI.log(kError_ANPLogType, "after %s() glError (0x%x)\n", op, error); |
| } |
| } |
| |
| GLenum RenderingThread::getInternalFormat(SkBitmap::Config config) |
| { |
| switch(config) { |
| case SkBitmap::kA8_Config: |
| return GL_ALPHA; |
| case SkBitmap::kARGB_4444_Config: |
| return GL_RGBA; |
| case SkBitmap::kARGB_8888_Config: |
| return GL_RGBA; |
| case SkBitmap::kRGB_565_Config: |
| return GL_RGB; |
| default: |
| return -1; |
| } |
| } |
| |
| GLenum RenderingThread::getType(SkBitmap::Config config) |
| { |
| switch(config) { |
| case SkBitmap::kA8_Config: |
| return GL_UNSIGNED_BYTE; |
| case SkBitmap::kARGB_4444_Config: |
| return GL_UNSIGNED_SHORT_4_4_4_4; |
| case SkBitmap::kARGB_8888_Config: |
| return GL_UNSIGNED_BYTE; |
| case SkBitmap::kIndex8_Config: |
| return -1; // No type for compressed data. |
| case SkBitmap::kRGB_565_Config: |
| return GL_UNSIGNED_SHORT_5_6_5; |
| default: |
| return -1; |
| } |
| } |
| |
| void RenderingThread::createTextureWithBitmap(GLuint texture, SkBitmap& bitmap) { |
| glPixelStorei(GL_UNPACK_ALIGNMENT, 1); |
| glBindTexture(GL_TEXTURE_2D, texture); |
| checkGlError("glBindTexture"); |
| SkBitmap::Config config = bitmap.getConfig(); |
| int internalformat = getInternalFormat(config); |
| int type = getType(config); |
| bitmap.lockPixels(); |
| glTexImage2D(GL_TEXTURE_2D, 0, internalformat, bitmap.width(), bitmap.height(), |
| 0, internalformat, type, bitmap.getPixels()); |
| bitmap.unlockPixels(); |
| checkGlError("glTexImage2D"); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| } |
| |
| void RenderingThread::updateTextureWithBitmap(GLuint texture, SkBitmap& bitmap) { |
| glPixelStorei(GL_UNPACK_ALIGNMENT, 1); |
| glBindTexture(GL_TEXTURE_2D, texture); |
| checkGlError("glBindTexture"); |
| SkBitmap::Config config = bitmap.getConfig(); |
| int internalformat = getInternalFormat(config); |
| int type = getType(config); |
| bitmap.lockPixels(); |
| glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bitmap.width(), bitmap.height(), |
| internalformat, type, bitmap.getPixels()); |
| bitmap.unlockPixels(); |
| checkGlError("glTexSubImage2D"); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| } |