RemoteGraphicsContextGLProxyBase.h [plain text]
#pragma once
#if ENABLE(GPU_PROCESS) && ENABLE(WEBGL)
#include "ExtensionsGL.h"
#include "GraphicsContextGL.h"
#include <wtf/HashSet.h>
#include <wtf/text/StringHash.h>
#if PLATFORM(COCOA)
#include <wtf/RetainPtr.h>
#endif
#if PLATFORM(COCOA)
OBJC_CLASS WebGLLayer;
#endif
namespace WebCore {
#if PLATFORM(COCOA)
class GraphicsContextGLIOSurfaceSwapChain;
#endif
class WEBCORE_EXPORT RemoteGraphicsContextGLProxyBase : public GraphicsContextGL, public ExtensionsGL {
public:
RemoteGraphicsContextGLProxyBase(const GraphicsContextGLAttributes&);
~RemoteGraphicsContextGLProxyBase() override;
using GraphicsContextGL::isEnabled;
PlatformLayer* platformLayer() const final;
ExtensionsGL& getExtensions() final;
void setContextVisibility(bool) final;
bool isGLES2Compliant() const final;
void markContextChanged() final;
bool layerComposited() const final;
void setBuffersToAutoClear(GCGLbitfield) final;
GCGLbitfield getBuffersToAutoClear() const final;
void markLayerComposited() final;
void enablePreserveDrawingBuffer() final;
#if ENABLE(VIDEO) && USE(AVFOUNDATION)
GraphicsContextGLCV* asCV() final;
#endif
using ExtensionsGL::isEnabled;
bool supports(const String&) final;
void ensureEnabled(const String&) final;
bool isEnabled(const String&) final;
#if !USE(ANGLE)
void readnPixelsEXT(GCGLint, GCGLint, GCGLsizei, GCGLsizei, GCGLenum, GCGLenum, GCGLsizei, GCGLvoid*) final;
void getnUniformfvEXT(GCGLuint, GCGLint, GCGLsizei, GCGLfloat*) final;
void getnUniformivEXT(GCGLuint, GCGLint, GCGLsizei, GCGLint*) final;
bool isNVIDIA() final;
bool isAMD() final;
bool isIntel() final;
bool isImagination() final;
String vendor() final;
bool requiresBuiltInFunctionEmulation() final;
bool requiresRestrictedMaximumTextureSize() final;
#endif
protected:
void initialize(const String& availableExtensions, const String& requestableExtensions);
virtual void waitUntilInitialized() = 0;
virtual void ensureExtensionEnabled(const String&) = 0;
virtual void notifyMarkContextChanged() = 0;
#if PLATFORM(COCOA)
GraphicsContextGLIOSurfaceSwapChain& platformSwapChain();
#endif
private:
void platformInitialize();
#if PLATFORM(COCOA)
RetainPtr<WebGLLayer> m_webGLLayer;
#endif
HashSet<String> m_availableExtensions;
HashSet<String> m_requestableExtensions;
HashSet<String> m_enabledExtensions;
bool m_layerComposited = false;
GCGLbitfield m_buffersToAutoClear = { 0 };
};
}
#endif