1 /* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 28 #if USE(ACCELERATED_COMPOSITING) 29 30 #include "cc/CCPluginLayerImpl.h" 31 32 #include "GraphicsContext3D.h" 33 #include "LayerRendererChromium.h" 34 #include "PluginLayerChromium.h" 35 #include <wtf/text/WTFString.h> 36 37 namespace WebCore { 38 39 CCPluginLayerImpl::CCPluginLayerImpl(LayerChromium* owner) 40 : CCLayerImpl(owner) 41 , m_textureId(0) 42 { 43 } 44 45 CCPluginLayerImpl::~CCPluginLayerImpl() 46 { 47 } 48 49 void CCPluginLayerImpl::draw(const IntRect&) 50 { 51 ASSERT(layerRenderer()); 52 const CCPluginLayerImpl::Program* program = layerRenderer()->pluginLayerProgram(); 53 ASSERT(program && program->initialized()); 54 GraphicsContext3D* context = layerRenderer()->context(); 55 GLC(context, context->activeTexture(GraphicsContext3D::TEXTURE0)); 56 GLC(context, context->bindTexture(GraphicsContext3D::TEXTURE_2D, m_textureId)); 57 58 // FIXME: setting the texture parameters every time is redundant. Move this code somewhere 59 // where it will only happen once per texture. 60 GLC(context, context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_MIN_FILTER, GraphicsContext3D::LINEAR)); 61 GLC(context, context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_MAG_FILTER, GraphicsContext3D::LINEAR)); 62 GLC(context, context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_WRAP_S, GraphicsContext3D::CLAMP_TO_EDGE)); 63 GLC(context, context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_WRAP_T, GraphicsContext3D::CLAMP_TO_EDGE)); 64 65 layerRenderer()->useShader(program->program()); 66 GLC(context, context->uniform1i(program->fragmentShader().samplerLocation(), 0)); 67 LayerChromium::drawTexturedQuad(context, layerRenderer()->projectionMatrix(), drawTransform(), 68 bounds().width(), bounds().height(), drawOpacity(), 69 program->vertexShader().matrixLocation(), 70 program->fragmentShader().alphaLocation()); 71 } 72 73 74 void CCPluginLayerImpl::dumpLayerProperties(TextStream& ts, int indent) const 75 { 76 writeIndent(ts, indent); 77 ts << "plugin layer texture id: " << m_textureId << "\n"; 78 CCLayerImpl::dumpLayerProperties(ts, indent); 79 } 80 81 } 82 83 #endif // USE(ACCELERATED_COMPOSITING) 84