diff options
Diffstat (limited to 'Source/WebKit/chromium/src/GraphicsContext3DChromium.cpp')
| -rw-r--r-- | Source/WebKit/chromium/src/GraphicsContext3DChromium.cpp | 1334 |
1 files changed, 1334 insertions, 0 deletions
diff --git a/Source/WebKit/chromium/src/GraphicsContext3DChromium.cpp b/Source/WebKit/chromium/src/GraphicsContext3DChromium.cpp new file mode 100644 index 000000000..beeb94b65 --- /dev/null +++ b/Source/WebKit/chromium/src/GraphicsContext3DChromium.cpp @@ -0,0 +1,1334 @@ +/* + * Copyright (C) 2009 Google Inc. All rights reserved. + * + * 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. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "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 THE COPYRIGHT + * OWNER 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 "config.h" + +#if ENABLE(WEBGL) + +#include "GraphicsContext3D.h" + +#include "CachedImage.h" +#include "CanvasRenderingContext.h" +#include "Chrome.h" +#include "ChromeClientImpl.h" +#include "DrawingBuffer.h" +#include "Extensions3DChromium.h" +#include "GraphicsContext3DPrivate.h" +#include "HTMLCanvasElement.h" +#include "HTMLImageElement.h" +#include "ImageBuffer.h" +#include "ImageData.h" +#include "WebKit.h" +#include "platform/WebKitPlatformSupport.h" +#include "WebViewImpl.h" +#include "platform/WebGraphicsContext3D.h" + +#include <stdio.h> +#include <wtf/FastMalloc.h> +#include <wtf/text/CString.h> + +#if USE(CG) +#include "GraphicsContext.h" +#include "WebGLRenderingContext.h" +#include <CoreGraphics/CGContext.h> +#include <CoreGraphics/CGImage.h> +#endif + +#if USE(SKIA) +#include "GrContext.h" +#include "GrGLInterface.h" +#endif + +// There are two levels of delegation in this file: +// +// 1. GraphicsContext3D delegates to GraphicsContext3DPrivate. This is done +// so that we have some place to store data members common among +// implementations; GraphicsContext3D only provides us the m_private +// pointer. We always delegate to the GraphicsContext3DPrivate. While we +// could sidestep it and go directly to the WebGraphicsContext3D in some +// cases, it is better for consistency to always delegate through it. +// +// 2. GraphicsContext3DPrivate delegates to an implementation of +// WebGraphicsContext3D. This is done so we have a place to inject an +// implementation which remotes the OpenGL calls across processes. + +namespace WebCore { + +//---------------------------------------------------------------------- +// GraphicsContext3DPrivate + +GraphicsContext3DPrivate::GraphicsContext3DPrivate(WebKit::WebViewImpl* webViewImpl, PassOwnPtr<WebKit::WebGraphicsContext3D> webContext, GraphicsContext3D::Attributes attrs) + : m_impl(webContext) + , m_webViewImpl(webViewImpl) + , m_initializedAvailableExtensions(false) + , m_layerComposited(false) + , m_preserveDrawingBuffer(attrs.preserveDrawingBuffer) + , m_resourceSafety(ResourceSafetyUnknown) +#if USE(SKIA) + , m_grContext(0) +#elif USE(CG) + , m_renderOutputSize(0) +#else +#error Must port to your platform +#endif +{ +} + +GraphicsContext3DPrivate::~GraphicsContext3DPrivate() +{ +#if USE(SKIA) + if (m_grContext) { + m_grContext->contextDestroyed(); + GrSafeUnref(m_grContext); + } +#endif +} + + +PassOwnPtr<GraphicsContext3DPrivate> GraphicsContext3DPrivate::create(WebKit::WebViewImpl* webViewImpl, PassOwnPtr<WebKit::WebGraphicsContext3D> webContext, GraphicsContext3D::Attributes attrs) +{ + return adoptPtr(new GraphicsContext3DPrivate(webViewImpl, webContext, attrs)); +} + +PassRefPtr<GraphicsContext3D> GraphicsContext3DPrivate::createGraphicsContextFromWebContext(PassOwnPtr<WebKit::WebGraphicsContext3D> webContext, GraphicsContext3D::Attributes attrs, HostWindow* hostWindow, GraphicsContext3D::RenderStyle renderStyle, ThreadUsage threadUsage) +{ + Chrome* chrome = static_cast<Chrome*>(hostWindow); + WebKit::WebViewImpl* webViewImpl = chrome ? static_cast<WebKit::WebViewImpl*>(chrome->client()->webView()) : 0; + + if (threadUsage == ForUseOnThisThread && !webContext->makeContextCurrent()) + return 0; + + OwnPtr<GraphicsContext3DPrivate> priv = GraphicsContext3DPrivate::create(webViewImpl, webContext, attrs); + if (!priv) + return 0; + + bool renderDirectlyToHostWindow = renderStyle == GraphicsContext3D::RenderDirectlyToHostWindow; + RefPtr<GraphicsContext3D> result = adoptRef(new GraphicsContext3D(attrs, hostWindow, renderDirectlyToHostWindow)); + result->m_private = priv.release(); + return result.release(); +} + +namespace { + +PassRefPtr<GraphicsContext3D> createGraphicsContext(GraphicsContext3D::Attributes attrs, HostWindow* hostWindow, GraphicsContext3D::RenderStyle renderStyle, GraphicsContext3DPrivate::ThreadUsage threadUsage) +{ + bool renderDirectlyToHostWindow = renderStyle == GraphicsContext3D::RenderDirectlyToHostWindow; + + WebKit::WebGraphicsContext3D::Attributes webAttributes; + webAttributes.alpha = attrs.alpha; + webAttributes.depth = attrs.depth; + webAttributes.stencil = attrs.stencil; + webAttributes.antialias = attrs.antialias; + webAttributes.premultipliedAlpha = attrs.premultipliedAlpha; + webAttributes.canRecoverFromContextLoss = attrs.canRecoverFromContextLoss; + webAttributes.noExtensions = attrs.noExtensions; + webAttributes.shareResources = attrs.shareResources; + webAttributes.forUseOnAnotherThread = threadUsage == GraphicsContext3DPrivate::ForUseOnAnotherThread; + OwnPtr<WebKit::WebGraphicsContext3D> webContext = adoptPtr(WebKit::webKitPlatformSupport()->createGraphicsContext3D()); + if (!webContext) + return 0; + + Chrome* chrome = static_cast<Chrome*>(hostWindow); + WebKit::WebViewImpl* webViewImpl = chrome ? static_cast<WebKit::WebViewImpl*>(chrome->client()->webView()) : 0; + + if (!webContext->initialize(webAttributes, webViewImpl, renderDirectlyToHostWindow)) + return 0; + + return GraphicsContext3DPrivate::createGraphicsContextFromWebContext(webContext.release(), attrs, hostWindow, renderStyle, threadUsage); +} + +void getDrawingParameters(DrawingBuffer* drawingBuffer, WebKit::WebGraphicsContext3D* graphicsContext3D, + Platform3DObject* frameBufferId, int* width, int* height) +{ + if (drawingBuffer) { + *frameBufferId = drawingBuffer->framebuffer(); + *width = drawingBuffer->size().width(); + *height = drawingBuffer->size().height(); + } else { + *frameBufferId = 0; + *width = graphicsContext3D->width(); + *height = graphicsContext3D->height(); + } +} + +} // anonymous namespace + +PassRefPtr<GraphicsContext3D> GraphicsContext3DPrivate::createGraphicsContextForAnotherThread(GraphicsContext3D::Attributes attrs, HostWindow* hostWindow, GraphicsContext3D::RenderStyle renderStyle) +{ + return createGraphicsContext(attrs, hostWindow, renderStyle, ForUseOnAnotherThread); +} + +WebKit::WebGraphicsContext3D* GraphicsContext3DPrivate::extractWebGraphicsContext3D(GraphicsContext3D* context) +{ + if (!context) + return 0; + return context->m_private->m_impl.get(); +} + +PlatformGraphicsContext3D GraphicsContext3DPrivate::platformGraphicsContext3D() const +{ + return m_impl.get(); +} + +Platform3DObject GraphicsContext3DPrivate::platformTexture() const +{ + ASSERT(m_webViewImpl); + m_impl->setParentContext(m_webViewImpl->graphicsContext3D()); + return m_impl->getPlatformTextureId(); +} + +#if USE(SKIA) +GrContext* GraphicsContext3DPrivate::grContext() +{ + // Limit the number of textures we hold in the bitmap->texture cache. + static const int maxTextureCacheCount = 512; + // Limit the bytes allocated toward textures in the bitmap->texture cache. + static const size_t maxTextureCacheBytes = 50 * 1024 * 1024; + + if (!m_grContext) { + SkAutoTUnref<GrGLInterface> interface(m_impl->createGrGLInterface()); + m_grContext = GrContext::Create(kOpenGL_Shaders_GrEngine, reinterpret_cast<GrPlatform3DContext>(interface.get())); + if (m_grContext) + m_grContext->setTextureCacheLimits(maxTextureCacheCount, maxTextureCacheBytes); + } + return m_grContext; +} +#endif + +void GraphicsContext3DPrivate::prepareTexture() +{ + m_impl->prepareTexture(); +} + +void GraphicsContext3DPrivate::markContextChanged() +{ + m_layerComposited = false; +} + +void GraphicsContext3DPrivate::markLayerComposited() +{ + m_layerComposited = true; +} + +bool GraphicsContext3DPrivate::layerComposited() const +{ + return m_layerComposited; +} + +void GraphicsContext3DPrivate::paintFramebufferToCanvas(int framebuffer, int width, int height, bool premultiplyAlpha, ImageBuffer* imageBuffer) +{ + unsigned char* pixels = 0; + size_t bufferSize = 4 * width * height; +#if USE(SKIA) + const SkBitmap* canvasBitmap = imageBuffer->context()->platformContext()->bitmap(); + const SkBitmap* readbackBitmap = 0; + ASSERT(canvasBitmap->config() == SkBitmap::kARGB_8888_Config); + if (canvasBitmap->width() == width && canvasBitmap->height() == height) { + // This is the fastest and most common case. We read back + // directly into the canvas's backing store. + readbackBitmap = canvasBitmap; + m_resizingBitmap.reset(); + } else { + // We need to allocate a temporary bitmap for reading back the + // pixel data. We will then use Skia to rescale this bitmap to + // the size of the canvas's backing store. + if (m_resizingBitmap.width() != width || m_resizingBitmap.height() != height) { + m_resizingBitmap.setConfig(SkBitmap::kARGB_8888_Config, + width, + height); + if (!m_resizingBitmap.allocPixels()) + return; + } + readbackBitmap = &m_resizingBitmap; + } + + // Read back the frame buffer. + SkAutoLockPixels bitmapLock(*readbackBitmap); + pixels = static_cast<unsigned char*>(readbackBitmap->getPixels()); +#elif USE(CG) + if (!m_renderOutput || m_renderOutputSize != bufferSize) { + m_renderOutput = adoptArrayPtr(new unsigned char[bufferSize]); + m_renderOutputSize = bufferSize; + } + + pixels = m_renderOutput.get(); +#else +#error Must port to your platform +#endif + + m_impl->readBackFramebuffer(pixels, 4 * width * height, framebuffer, width, height); + + if (premultiplyAlpha) { + for (size_t i = 0; i < bufferSize; i += 4) { + pixels[i + 0] = std::min(255, pixels[i + 0] * pixels[i + 3] / 255); + pixels[i + 1] = std::min(255, pixels[i + 1] * pixels[i + 3] / 255); + pixels[i + 2] = std::min(255, pixels[i + 2] * pixels[i + 3] / 255); + } + } + +#if USE(SKIA) + readbackBitmap->notifyPixelsChanged(); + if (m_resizingBitmap.readyToDraw()) { + // We need to draw the resizing bitmap into the canvas's backing store. + SkCanvas canvas(*canvasBitmap); + SkRect dst; + dst.set(SkIntToScalar(0), SkIntToScalar(0), SkIntToScalar(canvasBitmap->width()), SkIntToScalar(canvasBitmap->height())); + canvas.drawBitmapRect(m_resizingBitmap, 0, dst); + } +#elif USE(CG) + GraphicsContext3D::paintToCanvas(pixels, width, height, imageBuffer->width(), imageBuffer->height(), imageBuffer->context()->platformContext()); +#else +#error Must port to your platform +#endif +} + +void GraphicsContext3DPrivate::paintRenderingResultsToCanvas(CanvasRenderingContext* context, DrawingBuffer* drawingBuffer) +{ + ImageBuffer* imageBuffer = context->canvas()->buffer(); + Platform3DObject framebufferId; + int width, height; + getDrawingParameters(drawingBuffer, m_impl.get(), &framebufferId, &width, &height); + paintFramebufferToCanvas(framebufferId, width, height, !m_impl->getContextAttributes().premultipliedAlpha, imageBuffer); +} + +bool GraphicsContext3DPrivate::paintCompositedResultsToCanvas(CanvasRenderingContext* context) +{ + return false; +} + +PassRefPtr<ImageData> GraphicsContext3DPrivate::paintRenderingResultsToImageData(DrawingBuffer* drawingBuffer) +{ + if (m_impl->getContextAttributes().premultipliedAlpha) + return 0; + + Platform3DObject framebufferId; + int width, height; + getDrawingParameters(drawingBuffer, m_impl.get(), &framebufferId, &width, &height); + + RefPtr<ImageData> imageData = ImageData::create(IntSize(width, height)); + unsigned char* pixels = imageData->data()->data()->data(); + size_t bufferSize = 4 * width * height; + + m_impl->readBackFramebuffer(pixels, bufferSize, framebufferId, width, height); + + for (size_t i = 0; i < bufferSize; i += 4) + std::swap(pixels[i], pixels[i + 2]); + + return imageData.release(); +} + +bool GraphicsContext3DPrivate::paintsIntoCanvasBuffer() const +{ + // If the gpu compositor is on then skip the readback and software rendering path. + ASSERT(m_webViewImpl); + return !m_webViewImpl->isAcceleratedCompositingActive(); +} + +void GraphicsContext3DPrivate::reshape(int width, int height) +{ + if (width == m_impl->width() && height == m_impl->height()) + return; + + m_impl->reshape(width, height); +} + +IntSize GraphicsContext3DPrivate::getInternalFramebufferSize() const +{ + return IntSize(m_impl->width(), m_impl->height()); +} + +bool GraphicsContext3DPrivate::isContextLost() +{ + return m_impl->isContextLost(); +} + +// Macros to assist in delegating from GraphicsContext3DPrivate to +// WebGraphicsContext3D. + +#define DELEGATE_TO_IMPL(name) \ +void GraphicsContext3DPrivate::name() \ +{ \ + m_impl->name(); \ +} + +#define DELEGATE_TO_IMPL_R(name, rt) \ +rt GraphicsContext3DPrivate::name() \ +{ \ + return m_impl->name(); \ +} + +#define DELEGATE_TO_IMPL_1(name, t1) \ +void GraphicsContext3DPrivate::name(t1 a1) \ +{ \ + m_impl->name(a1); \ +} + +#define DELEGATE_TO_IMPL_1R(name, t1, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1) \ +{ \ + return m_impl->name(a1); \ +} + +#define DELEGATE_TO_IMPL_2(name, t1, t2) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2) \ +{ \ + m_impl->name(a1, a2); \ +} + +#define DELEGATE_TO_IMPL_2R(name, t1, t2, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2) \ +{ \ + return m_impl->name(a1, a2); \ +} + +#define DELEGATE_TO_IMPL_3(name, t1, t2, t3) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3) \ +{ \ + m_impl->name(a1, a2, a3); \ +} + +#define DELEGATE_TO_IMPL_3R(name, t1, t2, t3, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3) \ +{ \ + return m_impl->name(a1, a2, a3); \ +} + +#define DELEGATE_TO_IMPL_4(name, t1, t2, t3, t4) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4) \ +{ \ + m_impl->name(a1, a2, a3, a4); \ +} + +#define DELEGATE_TO_IMPL_4R(name, t1, t2, t3, t4, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4) \ +{ \ + return m_impl->name(a1, a2, a3, a4); \ +} + +#define DELEGATE_TO_IMPL_5(name, t1, t2, t3, t4, t5) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5) \ +{ \ + m_impl->name(a1, a2, a3, a4, a5); \ +} + +#define DELEGATE_TO_IMPL_5R(name, t1, t2, t3, t4, t5, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5) \ +{ \ + return m_impl->name(a1, a2, a3, a4, a5); \ +} + +#define DELEGATE_TO_IMPL_6(name, t1, t2, t3, t4, t5, t6) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6) \ +{ \ + m_impl->name(a1, a2, a3, a4, a5, a6); \ +} + +#define DELEGATE_TO_IMPL_6R(name, t1, t2, t3, t4, t5, t6, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6) \ +{ \ + return m_impl->name(a1, a2, a3, a4, a5, a6); \ +} + +#define DELEGATE_TO_IMPL_7(name, t1, t2, t3, t4, t5, t6, t7) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7) \ +{ \ + m_impl->name(a1, a2, a3, a4, a5, a6, a7); \ +} + +#define DELEGATE_TO_IMPL_7R(name, t1, t2, t3, t4, t5, t6, t7, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7) \ +{ \ + return m_impl->name(a1, a2, a3, a4, a5, a6, a7); \ +} + +#define DELEGATE_TO_IMPL_8(name, t1, t2, t3, t4, t5, t6, t7, t8) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8) \ +{ \ + m_impl->name(a1, a2, a3, a4, a5, a6, a7, a8); \ +} + +#define DELEGATE_TO_IMPL_9(name, t1, t2, t3, t4, t5, t6, t7, t8, t9) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8, t9 a9) \ +{ \ + m_impl->name(a1, a2, a3, a4, a5, a6, a7, a8, a9); \ +} + +#define DELEGATE_TO_IMPL_9R(name, t1, t2, t3, t4, t5, t6, t7, t8, t9, rt) \ +rt GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8, t9 a9) \ +{ \ + return m_impl->name(a1, a2, a3, a4, a5, a6, a7, a8, a9); \ +} + +#define DELEGATE_TO_IMPL_10(name, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10) \ +void GraphicsContext3DPrivate::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8, t9 a9, t10 a10) \ +{ \ + m_impl->name(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); \ +} + +DELEGATE_TO_IMPL_R(makeContextCurrent, bool) + +bool GraphicsContext3DPrivate::isGLES2Compliant() const +{ + return m_impl->isGLES2Compliant(); +} + +DELEGATE_TO_IMPL_1(activeTexture, GC3Denum) +DELEGATE_TO_IMPL_2(attachShader, Platform3DObject, Platform3DObject) + +void GraphicsContext3DPrivate::bindAttribLocation(Platform3DObject program, GC3Duint index, const String& name) +{ + m_impl->bindAttribLocation(program, index, name.utf8().data()); +} + +DELEGATE_TO_IMPL_2(bindBuffer, GC3Denum, Platform3DObject) +DELEGATE_TO_IMPL_2(bindFramebuffer, GC3Denum, Platform3DObject) +DELEGATE_TO_IMPL_2(bindRenderbuffer, GC3Denum, Platform3DObject) +DELEGATE_TO_IMPL_2(bindTexture, GC3Denum, Platform3DObject) +DELEGATE_TO_IMPL_4(blendColor, GC3Dclampf, GC3Dclampf, GC3Dclampf, GC3Dclampf) +DELEGATE_TO_IMPL_1(blendEquation, GC3Denum) +DELEGATE_TO_IMPL_2(blendEquationSeparate, GC3Denum, GC3Denum) +DELEGATE_TO_IMPL_2(blendFunc, GC3Denum, GC3Denum) +DELEGATE_TO_IMPL_4(blendFuncSeparate, GC3Denum, GC3Denum, GC3Denum, GC3Denum) + +void GraphicsContext3DPrivate::bufferData(GC3Denum target, GC3Dsizeiptr size, GC3Denum usage) +{ + m_impl->bufferData(target, size, 0, usage); +} + +void GraphicsContext3DPrivate::bufferData(GC3Denum target, GC3Dsizeiptr size, const void* data, GC3Denum usage) +{ + m_impl->bufferData(target, size, data, usage); +} + +void GraphicsContext3DPrivate::bufferSubData(GC3Denum target, GC3Dintptr offset, GC3Dsizeiptr size, const void* data) +{ + m_impl->bufferSubData(target, offset, size, data); +} + +DELEGATE_TO_IMPL_1R(checkFramebufferStatus, GC3Denum, GC3Denum) +DELEGATE_TO_IMPL_1(clear, GC3Dbitfield) +DELEGATE_TO_IMPL_4(clearColor, GC3Dclampf, GC3Dclampf, GC3Dclampf, GC3Dclampf) +DELEGATE_TO_IMPL_1(clearDepth, GC3Dclampf) +DELEGATE_TO_IMPL_1(clearStencil, GC3Dint) +DELEGATE_TO_IMPL_4(colorMask, GC3Dboolean, GC3Dboolean, GC3Dboolean, GC3Dboolean) +DELEGATE_TO_IMPL_1(compileShader, Platform3DObject) + +DELEGATE_TO_IMPL_8(compressedTexImage2D, GC3Denum, GC3Dint, GC3Denum, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, const void*) +DELEGATE_TO_IMPL_9(compressedTexSubImage2D, GC3Denum, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Denum, GC3Dsizei, const void*) +DELEGATE_TO_IMPL_8(copyTexImage2D, GC3Denum, GC3Dint, GC3Denum, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, GC3Dint) +DELEGATE_TO_IMPL_8(copyTexSubImage2D, GC3Denum, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei) +DELEGATE_TO_IMPL_1(cullFace, GC3Denum) +DELEGATE_TO_IMPL_1(depthFunc, GC3Denum) +DELEGATE_TO_IMPL_1(depthMask, GC3Dboolean) +DELEGATE_TO_IMPL_2(depthRange, GC3Dclampf, GC3Dclampf) +DELEGATE_TO_IMPL_2(detachShader, Platform3DObject, Platform3DObject) +DELEGATE_TO_IMPL_1(disable, GC3Denum) +DELEGATE_TO_IMPL_1(disableVertexAttribArray, GC3Duint) +DELEGATE_TO_IMPL_3(drawArrays, GC3Denum, GC3Dint, GC3Dsizei) +DELEGATE_TO_IMPL_4(drawElements, GC3Denum, GC3Dsizei, GC3Denum, GC3Dsizeiptr) + +DELEGATE_TO_IMPL_1(enable, GC3Denum) +DELEGATE_TO_IMPL_1(enableVertexAttribArray, GC3Duint) +DELEGATE_TO_IMPL(finish) +DELEGATE_TO_IMPL(flush) +DELEGATE_TO_IMPL_4(framebufferRenderbuffer, GC3Denum, GC3Denum, GC3Denum, Platform3DObject) +DELEGATE_TO_IMPL_5(framebufferTexture2D, GC3Denum, GC3Denum, GC3Denum, Platform3DObject, GC3Dint) +DELEGATE_TO_IMPL_1(frontFace, GC3Denum) +DELEGATE_TO_IMPL_1(generateMipmap, GC3Denum) + +bool GraphicsContext3DPrivate::getActiveAttrib(Platform3DObject program, GC3Duint index, ActiveInfo& info) +{ + WebKit::WebGraphicsContext3D::ActiveInfo webInfo; + if (!m_impl->getActiveAttrib(program, index, webInfo)) + return false; + info.name = webInfo.name; + info.type = webInfo.type; + info.size = webInfo.size; + return true; +} + +bool GraphicsContext3DPrivate::getActiveUniform(Platform3DObject program, GC3Duint index, ActiveInfo& info) +{ + WebKit::WebGraphicsContext3D::ActiveInfo webInfo; + if (!m_impl->getActiveUniform(program, index, webInfo)) + return false; + info.name = webInfo.name; + info.type = webInfo.type; + info.size = webInfo.size; + return true; +} + +DELEGATE_TO_IMPL_4(getAttachedShaders, Platform3DObject, GC3Dsizei, GC3Dsizei*, Platform3DObject*) + +GC3Dint GraphicsContext3DPrivate::getAttribLocation(Platform3DObject program, const String& name) +{ + return m_impl->getAttribLocation(program, name.utf8().data()); +} + +DELEGATE_TO_IMPL_2(getBooleanv, GC3Denum, GC3Dboolean*) + +DELEGATE_TO_IMPL_3(getBufferParameteriv, GC3Denum, GC3Denum, GC3Dint*) + +GraphicsContext3D::Attributes GraphicsContext3DPrivate::getContextAttributes() +{ + WebKit::WebGraphicsContext3D::Attributes webAttributes = m_impl->getContextAttributes(); + GraphicsContext3D::Attributes attributes; + attributes.alpha = webAttributes.alpha; + attributes.depth = webAttributes.depth; + attributes.stencil = webAttributes.stencil; + attributes.antialias = webAttributes.antialias; + attributes.premultipliedAlpha = webAttributes.premultipliedAlpha; + attributes.preserveDrawingBuffer = m_preserveDrawingBuffer; + return attributes; +} + +DELEGATE_TO_IMPL_R(getError, GC3Denum) + +DELEGATE_TO_IMPL_2(getFloatv, GC3Denum, GC3Dfloat*) + +DELEGATE_TO_IMPL_4(getFramebufferAttachmentParameteriv, GC3Denum, GC3Denum, GC3Denum, GC3Dint*) + +DELEGATE_TO_IMPL_2(getIntegerv, GC3Denum, GC3Dint*) + +DELEGATE_TO_IMPL_3(getProgramiv, Platform3DObject, GC3Denum, GC3Dint*) + +String GraphicsContext3DPrivate::getProgramInfoLog(Platform3DObject program) +{ + return m_impl->getProgramInfoLog(program); +} + +DELEGATE_TO_IMPL_3(getRenderbufferParameteriv, GC3Denum, GC3Denum, GC3Dint*) + +DELEGATE_TO_IMPL_3(getShaderiv, Platform3DObject, GC3Denum, GC3Dint*) + +String GraphicsContext3DPrivate::getShaderInfoLog(Platform3DObject shader) +{ + return m_impl->getShaderInfoLog(shader); +} + +String GraphicsContext3DPrivate::getShaderSource(Platform3DObject shader) +{ + return m_impl->getShaderSource(shader); +} + +String GraphicsContext3DPrivate::getString(GC3Denum name) +{ + return m_impl->getString(name); +} + +DELEGATE_TO_IMPL_3(getTexParameterfv, GC3Denum, GC3Denum, GC3Dfloat*) +DELEGATE_TO_IMPL_3(getTexParameteriv, GC3Denum, GC3Denum, GC3Dint*) + +DELEGATE_TO_IMPL_3(getUniformfv, Platform3DObject, GC3Dint, GC3Dfloat*) +DELEGATE_TO_IMPL_3(getUniformiv, Platform3DObject, GC3Dint, GC3Dint*) + +GC3Dint GraphicsContext3DPrivate::getUniformLocation(Platform3DObject program, const String& name) +{ + return m_impl->getUniformLocation(program, name.utf8().data()); +} + +DELEGATE_TO_IMPL_3(getVertexAttribfv, GC3Duint, GC3Denum, GC3Dfloat*) +DELEGATE_TO_IMPL_3(getVertexAttribiv, GC3Duint, GC3Denum, GC3Dint*) + +DELEGATE_TO_IMPL_2R(getVertexAttribOffset, GC3Duint, GC3Denum, GC3Dsizeiptr) + +DELEGATE_TO_IMPL_2(hint, GC3Denum, GC3Denum) +DELEGATE_TO_IMPL_1R(isBuffer, Platform3DObject, GC3Dboolean) +DELEGATE_TO_IMPL_1R(isEnabled, GC3Denum, GC3Dboolean) +DELEGATE_TO_IMPL_1R(isFramebuffer, Platform3DObject, GC3Dboolean) +DELEGATE_TO_IMPL_1R(isProgram, Platform3DObject, GC3Dboolean) +DELEGATE_TO_IMPL_1R(isRenderbuffer, Platform3DObject, GC3Dboolean) +DELEGATE_TO_IMPL_1R(isShader, Platform3DObject, GC3Dboolean) +DELEGATE_TO_IMPL_1R(isTexture, Platform3DObject, GC3Dboolean) +DELEGATE_TO_IMPL_1(lineWidth, GC3Dfloat) +DELEGATE_TO_IMPL_1(linkProgram, Platform3DObject) +DELEGATE_TO_IMPL_2(pixelStorei, GC3Denum, GC3Dint) +DELEGATE_TO_IMPL_2(polygonOffset, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_IMPL_7(readPixels, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, GC3Denum, GC3Denum, void*) +DELEGATE_TO_IMPL(releaseShaderCompiler) +DELEGATE_TO_IMPL_4(renderbufferStorage, GC3Denum, GC3Denum, GC3Dsizei, GC3Dsizei) +DELEGATE_TO_IMPL_2(sampleCoverage, GC3Dclampf, GC3Dboolean) +DELEGATE_TO_IMPL_4(scissor, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei) + +void GraphicsContext3DPrivate::shaderSource(Platform3DObject shader, const String& string) +{ + m_impl->shaderSource(shader, string.utf8().data()); +} + +DELEGATE_TO_IMPL_3(stencilFunc, GC3Denum, GC3Dint, GC3Duint) +DELEGATE_TO_IMPL_4(stencilFuncSeparate, GC3Denum, GC3Denum, GC3Dint, GC3Duint) +DELEGATE_TO_IMPL_1(stencilMask, GC3Duint) +DELEGATE_TO_IMPL_2(stencilMaskSeparate, GC3Denum, GC3Duint) +DELEGATE_TO_IMPL_3(stencilOp, GC3Denum, GC3Denum, GC3Denum) +DELEGATE_TO_IMPL_4(stencilOpSeparate, GC3Denum, GC3Denum, GC3Denum, GC3Denum) + +bool GraphicsContext3DPrivate::texImage2D(GC3Denum target, GC3Dint level, GC3Denum internalformat, GC3Dsizei width, GC3Dsizei height, GC3Dint border, GC3Denum format, GC3Denum type, const void* pixels) +{ + m_impl->texImage2D(target, level, internalformat, width, height, border, format, type, pixels); + return true; +} + +DELEGATE_TO_IMPL_3(texParameterf, GC3Denum, GC3Denum, GC3Dfloat) +DELEGATE_TO_IMPL_3(texParameteri, GC3Denum, GC3Denum, GC3Dint) + +void GraphicsContext3DPrivate::texSubImage2D(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset, GC3Dsizei width, GC3Dsizei height, GC3Denum format, GC3Denum type, const void* pixels) +{ + m_impl->texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels); +} + +DELEGATE_TO_IMPL_2(uniform1f, GC3Dint, GC3Dfloat) + +void GraphicsContext3DPrivate::uniform1fv(GC3Dint location, GC3Dfloat* v, GC3Dsizei size) +{ + m_impl->uniform1fv(location, size, v); +} + +DELEGATE_TO_IMPL_2(uniform1i, GC3Dint, GC3Dint) + +void GraphicsContext3DPrivate::uniform1iv(GC3Dint location, GC3Dint* v, GC3Dsizei size) +{ + m_impl->uniform1iv(location, size, v); +} + +DELEGATE_TO_IMPL_3(uniform2f, GC3Dint, GC3Dfloat, GC3Dfloat) + +void GraphicsContext3DPrivate::uniform2fv(GC3Dint location, GC3Dfloat* v, GC3Dsizei size) +{ + m_impl->uniform2fv(location, size, v); +} + +DELEGATE_TO_IMPL_3(uniform2i, GC3Dint, GC3Dint, GC3Dint) + +void GraphicsContext3DPrivate::uniform2iv(GC3Dint location, GC3Dint* v, GC3Dsizei size) +{ + m_impl->uniform2iv(location, size, v); +} + +DELEGATE_TO_IMPL_4(uniform3f, GC3Dint, GC3Dfloat, GC3Dfloat, GC3Dfloat) + +void GraphicsContext3DPrivate::uniform3fv(GC3Dint location, GC3Dfloat* v, GC3Dsizei size) +{ + m_impl->uniform3fv(location, size, v); +} + +DELEGATE_TO_IMPL_4(uniform3i, GC3Dint, GC3Dint, GC3Dint, GC3Dint) + +void GraphicsContext3DPrivate::uniform3iv(GC3Dint location, GC3Dint* v, GC3Dsizei size) +{ + m_impl->uniform3iv(location, size, v); +} + +DELEGATE_TO_IMPL_5(uniform4f, GC3Dint, GC3Dfloat, GC3Dfloat, GC3Dfloat, GC3Dfloat) + +void GraphicsContext3DPrivate::uniform4fv(GC3Dint location, GC3Dfloat* v, GC3Dsizei size) +{ + m_impl->uniform4fv(location, size, v); +} + +DELEGATE_TO_IMPL_5(uniform4i, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint) + +void GraphicsContext3DPrivate::uniform4iv(GC3Dint location, GC3Dint* v, GC3Dsizei size) +{ + m_impl->uniform4iv(location, size, v); +} + +void GraphicsContext3DPrivate::uniformMatrix2fv(GC3Dint location, GC3Dboolean transpose, GC3Dfloat* value, GC3Dsizei size) +{ + m_impl->uniformMatrix2fv(location, size, transpose, value); +} + +void GraphicsContext3DPrivate::uniformMatrix3fv(GC3Dint location, GC3Dboolean transpose, GC3Dfloat* value, GC3Dsizei size) +{ + m_impl->uniformMatrix3fv(location, size, transpose, value); +} + +void GraphicsContext3DPrivate::uniformMatrix4fv(GC3Dint location, GC3Dboolean transpose, GC3Dfloat* value, GC3Dsizei size) +{ + m_impl->uniformMatrix4fv(location, size, transpose, value); +} + +DELEGATE_TO_IMPL_1(useProgram, Platform3DObject) +DELEGATE_TO_IMPL_1(validateProgram, Platform3DObject) + +DELEGATE_TO_IMPL_2(vertexAttrib1f, GC3Duint, GC3Dfloat) +DELEGATE_TO_IMPL_2(vertexAttrib1fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_IMPL_3(vertexAttrib2f, GC3Duint, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_IMPL_2(vertexAttrib2fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_IMPL_4(vertexAttrib3f, GC3Duint, GC3Dfloat, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_IMPL_2(vertexAttrib3fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_IMPL_5(vertexAttrib4f, GC3Duint, GC3Dfloat, GC3Dfloat, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_IMPL_2(vertexAttrib4fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_IMPL_6(vertexAttribPointer, GC3Duint, GC3Dint, GC3Denum, GC3Dboolean, GC3Dsizei, GC3Dsizeiptr) + +DELEGATE_TO_IMPL_4(viewport, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei) + +DELEGATE_TO_IMPL_R(createBuffer, Platform3DObject) +DELEGATE_TO_IMPL_R(createFramebuffer, Platform3DObject) +DELEGATE_TO_IMPL_R(createProgram, Platform3DObject) +DELEGATE_TO_IMPL_R(createRenderbuffer, Platform3DObject) +DELEGATE_TO_IMPL_1R(createShader, GC3Denum, Platform3DObject) +DELEGATE_TO_IMPL_R(createTexture, Platform3DObject) + +DELEGATE_TO_IMPL_1(deleteBuffer, Platform3DObject) +DELEGATE_TO_IMPL_1(deleteFramebuffer, Platform3DObject) +DELEGATE_TO_IMPL_1(deleteProgram, Platform3DObject) +DELEGATE_TO_IMPL_1(deleteRenderbuffer, Platform3DObject) +DELEGATE_TO_IMPL_1(deleteShader, Platform3DObject) +DELEGATE_TO_IMPL_1(deleteTexture, Platform3DObject) + +DELEGATE_TO_IMPL_1(synthesizeGLError, GC3Denum) + +Extensions3D* GraphicsContext3DPrivate::getExtensions() +{ + if (!m_extensions) + m_extensions = adoptPtr(new Extensions3DChromium(this)); + return m_extensions.get(); +} + +bool GraphicsContext3DPrivate::isResourceSafe() +{ + if (m_resourceSafety == ResourceSafetyUnknown) + m_resourceSafety = getExtensions()->isEnabled("GL_CHROMIUM_resource_safe") ? ResourceSafe : ResourceUnsafe; + return m_resourceSafety == ResourceSafe; +} + +namespace { + +void splitStringHelper(const String& str, HashSet<String>& set) +{ + Vector<String> substrings; + str.split(" ", substrings); + for (size_t i = 0; i < substrings.size(); ++i) + set.add(substrings[i]); +} + +String mapExtensionName(const String& name) +{ + if (name == "GL_ANGLE_framebuffer_blit" + || name == "GL_ANGLE_framebuffer_multisample") + return "GL_CHROMIUM_framebuffer_multisample"; + return name; +} + +} // anonymous namespace + +void GraphicsContext3DPrivate::initializeExtensions() +{ + if (m_initializedAvailableExtensions) + return; + + m_initializedAvailableExtensions = true; + bool success = makeContextCurrent(); + ASSERT(success); + if (!success) + return; + + String extensionsString = getString(GraphicsContext3D::EXTENSIONS); + splitStringHelper(extensionsString, m_enabledExtensions); + + String requestableExtensionsString = m_impl->getRequestableExtensionsCHROMIUM(); + splitStringHelper(requestableExtensionsString, m_requestableExtensions); +} + + +bool GraphicsContext3DPrivate::supportsExtension(const String& name) +{ + initializeExtensions(); + String mappedName = mapExtensionName(name); + return m_enabledExtensions.contains(mappedName) || m_requestableExtensions.contains(mappedName); +} + +bool GraphicsContext3DPrivate::ensureExtensionEnabled(const String& name) +{ + initializeExtensions(); + + String mappedName = mapExtensionName(name); + if (m_enabledExtensions.contains(mappedName)) + return true; + + if (m_requestableExtensions.contains(mappedName)) { + m_impl->requestExtensionCHROMIUM(mappedName.ascii().data()); + m_enabledExtensions.clear(); + m_requestableExtensions.clear(); + m_initializedAvailableExtensions = false; + } + + initializeExtensions(); + return m_enabledExtensions.contains(mappedName); +} + +bool GraphicsContext3DPrivate::isExtensionEnabled(const String& name) +{ + initializeExtensions(); + String mappedName = mapExtensionName(name); + return m_enabledExtensions.contains(mappedName); +} + +DELEGATE_TO_IMPL_4(postSubBufferCHROMIUM, int, int, int, int) + +DELEGATE_TO_IMPL_4R(mapBufferSubDataCHROMIUM, GC3Denum, GC3Dsizeiptr, GC3Dsizei, GC3Denum, void*) +DELEGATE_TO_IMPL_1(unmapBufferSubDataCHROMIUM, const void*) +DELEGATE_TO_IMPL_9R(mapTexSubImage2DCHROMIUM, GC3Denum, GC3Dint, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, GC3Denum, GC3Denum, GC3Denum, void*) +DELEGATE_TO_IMPL_1(unmapTexSubImage2DCHROMIUM, const void*) + +DELEGATE_TO_IMPL_1(setVisibilityCHROMIUM, bool); + +DELEGATE_TO_IMPL_10(blitFramebufferCHROMIUM, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dbitfield, GC3Denum) +DELEGATE_TO_IMPL_5(renderbufferStorageMultisampleCHROMIUM, GC3Denum, GC3Dsizei, GC3Denum, GC3Dsizei, GC3Dsizei) + +DELEGATE_TO_IMPL(rateLimitOffscreenContextCHROMIUM) +DELEGATE_TO_IMPL_R(getGraphicsResetStatusARB, GC3Denum) + +DELEGATE_TO_IMPL_1R(getTranslatedShaderSourceANGLE, Platform3DObject, String) +DELEGATE_TO_IMPL_5(texImageIOSurface2DCHROMIUM, GC3Denum, GC3Dint, GC3Dint, GC3Duint, GC3Duint) +DELEGATE_TO_IMPL_5(texStorage2DEXT, GC3Denum, GC3Dint, GC3Duint, GC3Dint, GC3Dint) + +//---------------------------------------------------------------------- +// GraphicsContext3D +// + +// Macros to assist in delegating from GraphicsContext3D to +// GraphicsContext3DPrivate. + +#define DELEGATE_TO_INTERNAL(name) \ +void GraphicsContext3D::name() \ +{ \ + m_private->name(); \ +} + +#define DELEGATE_TO_INTERNAL_R(name, rt) \ +rt GraphicsContext3D::name() \ +{ \ + return m_private->name(); \ +} + +#define DELEGATE_TO_INTERNAL_1(name, t1) \ +void GraphicsContext3D::name(t1 a1) \ +{ \ + m_private->name(a1); \ +} + +#define DELEGATE_TO_INTERNAL_1R(name, t1, rt) \ +rt GraphicsContext3D::name(t1 a1) \ +{ \ + return m_private->name(a1); \ +} + +#define DELEGATE_TO_INTERNAL_2(name, t1, t2) \ +void GraphicsContext3D::name(t1 a1, t2 a2) \ +{ \ + m_private->name(a1, a2); \ +} + +#define DELEGATE_TO_INTERNAL_2R(name, t1, t2, rt) \ +rt GraphicsContext3D::name(t1 a1, t2 a2) \ +{ \ + return m_private->name(a1, a2); \ +} + +#define DELEGATE_TO_INTERNAL_3(name, t1, t2, t3) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3) \ +{ \ + m_private->name(a1, a2, a3); \ +} + +#define DELEGATE_TO_INTERNAL_3R(name, t1, t2, t3, rt) \ +rt GraphicsContext3D::name(t1 a1, t2 a2, t3 a3) \ +{ \ + return m_private->name(a1, a2, a3); \ +} + +#define DELEGATE_TO_INTERNAL_4(name, t1, t2, t3, t4) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4) \ +{ \ + m_private->name(a1, a2, a3, a4); \ +} + +#define DELEGATE_TO_INTERNAL_4R(name, t1, t2, t3, t4, rt) \ +rt GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4) \ +{ \ + return m_private->name(a1, a2, a3, a4); \ +} + +#define DELEGATE_TO_INTERNAL_5(name, t1, t2, t3, t4, t5) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5) \ +{ \ + m_private->name(a1, a2, a3, a4, a5); \ +} + +#define DELEGATE_TO_INTERNAL_6(name, t1, t2, t3, t4, t5, t6) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6) \ +{ \ + m_private->name(a1, a2, a3, a4, a5, a6); \ +} + +#define DELEGATE_TO_INTERNAL_6R(name, t1, t2, t3, t4, t5, t6, rt) \ +rt GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6) \ +{ \ + return m_private->name(a1, a2, a3, a4, a5, a6); \ +} + +#define DELEGATE_TO_INTERNAL_7(name, t1, t2, t3, t4, t5, t6, t7) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7) \ +{ \ + m_private->name(a1, a2, a3, a4, a5, a6, a7); \ +} + +#define DELEGATE_TO_INTERNAL_7R(name, t1, t2, t3, t4, t5, t6, t7, rt) \ +rt GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7) \ +{ \ + return m_private->name(a1, a2, a3, a4, a5, a6, a7); \ +} + +#define DELEGATE_TO_INTERNAL_8(name, t1, t2, t3, t4, t5, t6, t7, t8) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8) \ +{ \ + m_private->name(a1, a2, a3, a4, a5, a6, a7, a8); \ +} + +#define DELEGATE_TO_INTERNAL_9(name, t1, t2, t3, t4, t5, t6, t7, t8, t9) \ +void GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8, t9 a9) \ +{ \ + m_private->name(a1, a2, a3, a4, a5, a6, a7, a8, a9); \ +} + +#define DELEGATE_TO_INTERNAL_9R(name, t1, t2, t3, t4, t5, t6, t7, t8, t9, rt) \ +rt GraphicsContext3D::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8, t9 a9) \ +{ \ + return m_private->name(a1, a2, a3, a4, a5, a6, a7, a8, a9); \ +} + +GraphicsContext3D::GraphicsContext3D(GraphicsContext3D::Attributes, HostWindow*, bool) +{ +} + +GraphicsContext3D::~GraphicsContext3D() +{ + m_private->setContextLostCallback(nullptr); + m_private->setSwapBuffersCompleteCallbackCHROMIUM(nullptr); +} + +PassRefPtr<GraphicsContext3D> GraphicsContext3D::create(GraphicsContext3D::Attributes attrs, HostWindow* hostWindow, GraphicsContext3D::RenderStyle renderStyle) +{ + return createGraphicsContext(attrs, hostWindow, renderStyle, GraphicsContext3DPrivate::ForUseOnThisThread); +} + +PlatformGraphicsContext3D GraphicsContext3D::platformGraphicsContext3D() const +{ + return m_private->platformGraphicsContext3D(); +} + +Platform3DObject GraphicsContext3D::platformTexture() const +{ + return m_private->platformTexture(); +} + +#if USE(SKIA) +GrContext* GraphicsContext3D::grContext() +{ + return m_private->grContext(); +} +#endif + +void GraphicsContext3D::prepareTexture() +{ + return m_private->prepareTexture(); +} + +IntSize GraphicsContext3D::getInternalFramebufferSize() const +{ + return m_private->getInternalFramebufferSize(); +} + +bool GraphicsContext3D::isResourceSafe() +{ + return m_private->isResourceSafe(); +} + +#if USE(ACCELERATED_COMPOSITING) +PlatformLayer* GraphicsContext3D::platformLayer() const +{ + return 0; +} +#endif + +DELEGATE_TO_INTERNAL_R(makeContextCurrent, bool) +DELEGATE_TO_INTERNAL_2(reshape, int, int) + +DELEGATE_TO_INTERNAL_1(activeTexture, GC3Denum) +DELEGATE_TO_INTERNAL_2(attachShader, Platform3DObject, Platform3DObject) +DELEGATE_TO_INTERNAL_3(bindAttribLocation, Platform3DObject, GC3Duint, const String&) + +DELEGATE_TO_INTERNAL_2(bindBuffer, GC3Denum, Platform3DObject) +DELEGATE_TO_INTERNAL_2(bindFramebuffer, GC3Denum, Platform3DObject) +DELEGATE_TO_INTERNAL_2(bindRenderbuffer, GC3Denum, Platform3DObject) +DELEGATE_TO_INTERNAL_2(bindTexture, GC3Denum, Platform3DObject) +DELEGATE_TO_INTERNAL_4(blendColor, GC3Dclampf, GC3Dclampf, GC3Dclampf, GC3Dclampf) +DELEGATE_TO_INTERNAL_1(blendEquation, GC3Denum) +DELEGATE_TO_INTERNAL_2(blendEquationSeparate, GC3Denum, GC3Denum) +DELEGATE_TO_INTERNAL_2(blendFunc, GC3Denum, GC3Denum) +DELEGATE_TO_INTERNAL_4(blendFuncSeparate, GC3Denum, GC3Denum, GC3Denum, GC3Denum) + +DELEGATE_TO_INTERNAL_3(bufferData, GC3Denum, GC3Dsizeiptr, GC3Denum) +DELEGATE_TO_INTERNAL_4(bufferData, GC3Denum, GC3Dsizeiptr, const void*, GC3Denum) +DELEGATE_TO_INTERNAL_4(bufferSubData, GC3Denum, GC3Dintptr, GC3Dsizeiptr, const void*) + +DELEGATE_TO_INTERNAL_1R(checkFramebufferStatus, GC3Denum, GC3Denum) +DELEGATE_TO_INTERNAL_1(clear, GC3Dbitfield) +DELEGATE_TO_INTERNAL_4(clearColor, GC3Dclampf, GC3Dclampf, GC3Dclampf, GC3Dclampf) +DELEGATE_TO_INTERNAL_1(clearDepth, GC3Dclampf) +DELEGATE_TO_INTERNAL_1(clearStencil, GC3Dint) +DELEGATE_TO_INTERNAL_4(colorMask, GC3Dboolean, GC3Dboolean, GC3Dboolean, GC3Dboolean) +DELEGATE_TO_INTERNAL_1(compileShader, Platform3DObject) + +DELEGATE_TO_INTERNAL_8(compressedTexImage2D, GC3Denum, GC3Dint, GC3Denum, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, const void*) +DELEGATE_TO_INTERNAL_9(compressedTexSubImage2D, GC3Denum, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Denum, GC3Dsizei, const void*) +DELEGATE_TO_INTERNAL_8(copyTexImage2D, GC3Denum, GC3Dint, GC3Denum, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, GC3Dint) +DELEGATE_TO_INTERNAL_8(copyTexSubImage2D, GC3Denum, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei) +DELEGATE_TO_INTERNAL_1(cullFace, GC3Denum) +DELEGATE_TO_INTERNAL_1(depthFunc, GC3Denum) +DELEGATE_TO_INTERNAL_1(depthMask, GC3Dboolean) +DELEGATE_TO_INTERNAL_2(depthRange, GC3Dclampf, GC3Dclampf) +DELEGATE_TO_INTERNAL_2(detachShader, Platform3DObject, Platform3DObject) +DELEGATE_TO_INTERNAL_1(disable, GC3Denum) +DELEGATE_TO_INTERNAL_1(disableVertexAttribArray, GC3Duint) +DELEGATE_TO_INTERNAL_3(drawArrays, GC3Denum, GC3Dint, GC3Dsizei) +DELEGATE_TO_INTERNAL_4(drawElements, GC3Denum, GC3Dsizei, GC3Denum, GC3Dintptr) + +DELEGATE_TO_INTERNAL_1(enable, GC3Denum) +DELEGATE_TO_INTERNAL_1(enableVertexAttribArray, GC3Duint) +DELEGATE_TO_INTERNAL(finish) +DELEGATE_TO_INTERNAL(flush) +DELEGATE_TO_INTERNAL_4(framebufferRenderbuffer, GC3Denum, GC3Denum, GC3Denum, Platform3DObject) +DELEGATE_TO_INTERNAL_5(framebufferTexture2D, GC3Denum, GC3Denum, GC3Denum, Platform3DObject, GC3Dint) +DELEGATE_TO_INTERNAL_1(frontFace, GC3Denum) +DELEGATE_TO_INTERNAL_1(generateMipmap, GC3Denum) + +DELEGATE_TO_INTERNAL_3R(getActiveAttrib, Platform3DObject, GC3Duint, ActiveInfo&, bool) +DELEGATE_TO_INTERNAL_3R(getActiveUniform, Platform3DObject, GC3Duint, ActiveInfo&, bool) +DELEGATE_TO_INTERNAL_4(getAttachedShaders, Platform3DObject, GC3Dsizei, GC3Dsizei*, Platform3DObject*) +DELEGATE_TO_INTERNAL_2R(getAttribLocation, Platform3DObject, const String&, GC3Dint) +DELEGATE_TO_INTERNAL_2(getBooleanv, GC3Denum, GC3Dboolean*) +DELEGATE_TO_INTERNAL_3(getBufferParameteriv, GC3Denum, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_R(getContextAttributes, GraphicsContext3D::Attributes) +DELEGATE_TO_INTERNAL_R(getError, GC3Denum) +DELEGATE_TO_INTERNAL_2(getFloatv, GC3Denum, GC3Dfloat*) +DELEGATE_TO_INTERNAL_4(getFramebufferAttachmentParameteriv, GC3Denum, GC3Denum, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_2(getIntegerv, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_3(getProgramiv, Platform3DObject, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_1R(getProgramInfoLog, Platform3DObject, String) +DELEGATE_TO_INTERNAL_3(getRenderbufferParameteriv, GC3Denum, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_3(getShaderiv, Platform3DObject, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_1R(getShaderInfoLog, Platform3DObject, String) +DELEGATE_TO_INTERNAL_1R(getShaderSource, Platform3DObject, String) +DELEGATE_TO_INTERNAL_1R(getString, GC3Denum, String) +DELEGATE_TO_INTERNAL_3(getTexParameterfv, GC3Denum, GC3Denum, GC3Dfloat*) +DELEGATE_TO_INTERNAL_3(getTexParameteriv, GC3Denum, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_3(getUniformfv, Platform3DObject, GC3Dint, GC3Dfloat*) +DELEGATE_TO_INTERNAL_3(getUniformiv, Platform3DObject, GC3Dint, GC3Dint*) +DELEGATE_TO_INTERNAL_2R(getUniformLocation, Platform3DObject, const String&, GC3Dint) +DELEGATE_TO_INTERNAL_3(getVertexAttribfv, GC3Duint, GC3Denum, GC3Dfloat*) +DELEGATE_TO_INTERNAL_3(getVertexAttribiv, GC3Duint, GC3Denum, GC3Dint*) +DELEGATE_TO_INTERNAL_2R(getVertexAttribOffset, GC3Duint, GC3Denum, GC3Dsizeiptr) + +DELEGATE_TO_INTERNAL_2(hint, GC3Denum, GC3Denum) +DELEGATE_TO_INTERNAL_1R(isBuffer, Platform3DObject, GC3Dboolean) +DELEGATE_TO_INTERNAL_1R(isEnabled, GC3Denum, GC3Dboolean) +DELEGATE_TO_INTERNAL_1R(isFramebuffer, Platform3DObject, GC3Dboolean) +DELEGATE_TO_INTERNAL_1R(isProgram, Platform3DObject, GC3Dboolean) +DELEGATE_TO_INTERNAL_1R(isRenderbuffer, Platform3DObject, GC3Dboolean) +DELEGATE_TO_INTERNAL_1R(isShader, Platform3DObject, GC3Dboolean) +DELEGATE_TO_INTERNAL_1R(isTexture, Platform3DObject, GC3Dboolean) +DELEGATE_TO_INTERNAL_1(lineWidth, GC3Dfloat) +DELEGATE_TO_INTERNAL_1(linkProgram, Platform3DObject) +DELEGATE_TO_INTERNAL_2(pixelStorei, GC3Denum, GC3Dint) +DELEGATE_TO_INTERNAL_2(polygonOffset, GC3Dfloat, GC3Dfloat) + +DELEGATE_TO_INTERNAL_7(readPixels, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, GC3Denum, GC3Denum, void*) + +DELEGATE_TO_INTERNAL(releaseShaderCompiler) +DELEGATE_TO_INTERNAL_4(renderbufferStorage, GC3Denum, GC3Denum, GC3Dsizei, GC3Dsizei) +DELEGATE_TO_INTERNAL_2(sampleCoverage, GC3Dclampf, GC3Dboolean) +DELEGATE_TO_INTERNAL_4(scissor, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei) +DELEGATE_TO_INTERNAL_2(shaderSource, Platform3DObject, const String&) +DELEGATE_TO_INTERNAL_3(stencilFunc, GC3Denum, GC3Dint, GC3Duint) +DELEGATE_TO_INTERNAL_4(stencilFuncSeparate, GC3Denum, GC3Denum, GC3Dint, GC3Duint) +DELEGATE_TO_INTERNAL_1(stencilMask, GC3Duint) +DELEGATE_TO_INTERNAL_2(stencilMaskSeparate, GC3Denum, GC3Duint) +DELEGATE_TO_INTERNAL_3(stencilOp, GC3Denum, GC3Denum, GC3Denum) +DELEGATE_TO_INTERNAL_4(stencilOpSeparate, GC3Denum, GC3Denum, GC3Denum, GC3Denum) + +DELEGATE_TO_INTERNAL_9R(texImage2D, GC3Denum, GC3Dint, GC3Denum, GC3Dsizei, GC3Dsizei, GC3Dint, GC3Denum, GC3Denum, const void*, bool) +DELEGATE_TO_INTERNAL_3(texParameterf, GC3Denum, GC3Denum, GC3Dfloat) +DELEGATE_TO_INTERNAL_3(texParameteri, GC3Denum, GC3Denum, GC3Dint) +DELEGATE_TO_INTERNAL_9(texSubImage2D, GC3Denum, GC3Dint, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei, GC3Denum, GC3Denum, const void*) + +DELEGATE_TO_INTERNAL_2(uniform1f, GC3Dint, GC3Dfloat) +DELEGATE_TO_INTERNAL_3(uniform1fv, GC3Dint, GC3Dfloat*, GC3Dsizei) +DELEGATE_TO_INTERNAL_2(uniform1i, GC3Dint, GC3Dint) +DELEGATE_TO_INTERNAL_3(uniform1iv, GC3Dint, GC3Dint*, GC3Dsizei) +DELEGATE_TO_INTERNAL_3(uniform2f, GC3Dint, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_INTERNAL_3(uniform2fv, GC3Dint, GC3Dfloat*, GC3Dsizei) +DELEGATE_TO_INTERNAL_3(uniform2i, GC3Dint, GC3Dint, GC3Dint) +DELEGATE_TO_INTERNAL_3(uniform2iv, GC3Dint, GC3Dint*, GC3Dsizei) +DELEGATE_TO_INTERNAL_4(uniform3f, GC3Dint, GC3Dfloat, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_INTERNAL_3(uniform3fv, GC3Dint, GC3Dfloat*, GC3Dsizei) +DELEGATE_TO_INTERNAL_4(uniform3i, GC3Dint, GC3Dint, GC3Dint, GC3Dint) +DELEGATE_TO_INTERNAL_3(uniform3iv, GC3Dint, GC3Dint*, GC3Dsizei) +DELEGATE_TO_INTERNAL_5(uniform4f, GC3Dint, GC3Dfloat, GC3Dfloat, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_INTERNAL_3(uniform4fv, GC3Dint, GC3Dfloat*, GC3Dsizei) +DELEGATE_TO_INTERNAL_5(uniform4i, GC3Dint, GC3Dint, GC3Dint, GC3Dint, GC3Dint) +DELEGATE_TO_INTERNAL_3(uniform4iv, GC3Dint, GC3Dint*, GC3Dsizei) +DELEGATE_TO_INTERNAL_4(uniformMatrix2fv, GC3Dint, GC3Dboolean, GC3Dfloat*, GC3Dsizei) +DELEGATE_TO_INTERNAL_4(uniformMatrix3fv, GC3Dint, GC3Dboolean, GC3Dfloat*, GC3Dsizei) +DELEGATE_TO_INTERNAL_4(uniformMatrix4fv, GC3Dint, GC3Dboolean, GC3Dfloat*, GC3Dsizei) + +DELEGATE_TO_INTERNAL_1(useProgram, Platform3DObject) +DELEGATE_TO_INTERNAL_1(validateProgram, Platform3DObject) + +DELEGATE_TO_INTERNAL_2(vertexAttrib1f, GC3Duint, GC3Dfloat) +DELEGATE_TO_INTERNAL_2(vertexAttrib1fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_INTERNAL_3(vertexAttrib2f, GC3Duint, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_INTERNAL_2(vertexAttrib2fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_INTERNAL_4(vertexAttrib3f, GC3Duint, GC3Dfloat, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_INTERNAL_2(vertexAttrib3fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_INTERNAL_5(vertexAttrib4f, GC3Duint, GC3Dfloat, GC3Dfloat, GC3Dfloat, GC3Dfloat) +DELEGATE_TO_INTERNAL_2(vertexAttrib4fv, GC3Duint, GC3Dfloat*) +DELEGATE_TO_INTERNAL_6(vertexAttribPointer, GC3Duint, GC3Dint, GC3Denum, GC3Dboolean, GC3Dsizei, GC3Dintptr) + +DELEGATE_TO_INTERNAL_4(viewport, GC3Dint, GC3Dint, GC3Dsizei, GC3Dsizei) + +DELEGATE_TO_INTERNAL(markLayerComposited) +DELEGATE_TO_INTERNAL(markContextChanged) + +bool GraphicsContext3D::layerComposited() const +{ + return m_private->layerComposited(); +} + +void GraphicsContext3D::paintRenderingResultsToCanvas(CanvasRenderingContext* context, DrawingBuffer* drawingBuffer) +{ + return m_private->paintRenderingResultsToCanvas(context, drawingBuffer); +} + +PassRefPtr<ImageData> GraphicsContext3D::paintRenderingResultsToImageData(DrawingBuffer* drawingBuffer) +{ + return m_private->paintRenderingResultsToImageData(drawingBuffer); +} + +DELEGATE_TO_INTERNAL_1R(paintCompositedResultsToCanvas, CanvasRenderingContext*, bool) + +bool GraphicsContext3D::paintsIntoCanvasBuffer() const +{ + return m_private->paintsIntoCanvasBuffer(); +} + +DELEGATE_TO_INTERNAL_R(createBuffer, Platform3DObject) +DELEGATE_TO_INTERNAL_R(createFramebuffer, Platform3DObject) +DELEGATE_TO_INTERNAL_R(createProgram, Platform3DObject) +DELEGATE_TO_INTERNAL_R(createRenderbuffer, Platform3DObject) +DELEGATE_TO_INTERNAL_1R(createShader, GC3Denum, Platform3DObject) +DELEGATE_TO_INTERNAL_R(createTexture, Platform3DObject) + +DELEGATE_TO_INTERNAL_1(deleteBuffer, Platform3DObject) +DELEGATE_TO_INTERNAL_1(deleteFramebuffer, Platform3DObject) +DELEGATE_TO_INTERNAL_1(deleteProgram, Platform3DObject) +DELEGATE_TO_INTERNAL_1(deleteRenderbuffer, Platform3DObject) +DELEGATE_TO_INTERNAL_1(deleteShader, Platform3DObject) +DELEGATE_TO_INTERNAL_1(deleteTexture, Platform3DObject) + +DELEGATE_TO_INTERNAL_1(synthesizeGLError, GC3Denum) +DELEGATE_TO_INTERNAL_R(getExtensions, Extensions3D*) + +DELEGATE_TO_INTERNAL_1(setContextLostCallback, PassOwnPtr<GraphicsContext3D::ContextLostCallback>) + +class GraphicsContextLostCallbackAdapter : public WebKit::WebGraphicsContext3D::WebGraphicsContextLostCallback { +public: + virtual void onContextLost(); + static PassOwnPtr<GraphicsContextLostCallbackAdapter> create(PassOwnPtr<GraphicsContext3D::ContextLostCallback>); + virtual ~GraphicsContextLostCallbackAdapter() { } +private: + GraphicsContextLostCallbackAdapter(PassOwnPtr<GraphicsContext3D::ContextLostCallback> cb) : m_contextLostCallback(cb) { } + OwnPtr<GraphicsContext3D::ContextLostCallback> m_contextLostCallback; +}; + +void GraphicsContextLostCallbackAdapter::onContextLost() +{ + if (m_contextLostCallback) + m_contextLostCallback->onContextLost(); +} + +PassOwnPtr<GraphicsContextLostCallbackAdapter> GraphicsContextLostCallbackAdapter::create(PassOwnPtr<GraphicsContext3D::ContextLostCallback> cb) +{ + return adoptPtr(cb.get() ? new GraphicsContextLostCallbackAdapter(cb) : 0); +} + +void GraphicsContext3DPrivate::setContextLostCallback(PassOwnPtr<GraphicsContext3D::ContextLostCallback> cb) +{ + m_contextLostCallbackAdapter = GraphicsContextLostCallbackAdapter::create(cb); + m_impl->setContextLostCallback(m_contextLostCallbackAdapter.get()); +} + +bool GraphicsContext3D::isGLES2Compliant() const +{ + return m_private->isGLES2Compliant(); +} + +class GraphicsContext3DSwapBuffersCompleteCallbackAdapter : public WebKit::WebGraphicsContext3D::WebGraphicsSwapBuffersCompleteCallbackCHROMIUM { +public: + virtual void onSwapBuffersComplete(); + static PassOwnPtr<GraphicsContext3DSwapBuffersCompleteCallbackAdapter> create(PassOwnPtr<Extensions3DChromium::SwapBuffersCompleteCallbackCHROMIUM>); + virtual ~GraphicsContext3DSwapBuffersCompleteCallbackAdapter() { } + +private: + GraphicsContext3DSwapBuffersCompleteCallbackAdapter(PassOwnPtr<Extensions3DChromium::SwapBuffersCompleteCallbackCHROMIUM> cb) : m_swapBuffersCompleteCallback(cb) { } + OwnPtr<Extensions3DChromium::SwapBuffersCompleteCallbackCHROMIUM> m_swapBuffersCompleteCallback; +}; + +void GraphicsContext3DSwapBuffersCompleteCallbackAdapter::onSwapBuffersComplete() +{ + if (m_swapBuffersCompleteCallback) + m_swapBuffersCompleteCallback->onSwapBuffersComplete(); +} + +PassOwnPtr<GraphicsContext3DSwapBuffersCompleteCallbackAdapter> GraphicsContext3DSwapBuffersCompleteCallbackAdapter::create(PassOwnPtr<Extensions3DChromium::SwapBuffersCompleteCallbackCHROMIUM> cb) +{ + return adoptPtr(cb.get() ? new GraphicsContext3DSwapBuffersCompleteCallbackAdapter(cb) : 0); +} + +void GraphicsContext3DPrivate::setSwapBuffersCompleteCallbackCHROMIUM(PassOwnPtr<Extensions3DChromium::SwapBuffersCompleteCallbackCHROMIUM> cb) +{ + m_swapBuffersCompleteCallbackAdapter = GraphicsContext3DSwapBuffersCompleteCallbackAdapter::create(cb); + m_impl->setSwapBuffersCompleteCallbackCHROMIUM(m_swapBuffersCompleteCallbackAdapter.get()); +} + +} // namespace WebCore + +#endif // ENABLE(WEBGL) |