diff options
Diffstat (limited to 'canvas/source/opengl/ogl_spritedevicehelper.hxx')
| -rw-r--r-- | canvas/source/opengl/ogl_spritedevicehelper.hxx | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/canvas/source/opengl/ogl_spritedevicehelper.hxx b/canvas/source/opengl/ogl_spritedevicehelper.hxx new file mode 100644 index 000000000000..c87bdf84d18f --- /dev/null +++ b/canvas/source/opengl/ogl_spritedevicehelper.hxx @@ -0,0 +1,179 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#ifndef OGL_SPRITEDEVICEHELPER_HXX +#define OGL_SPRITEDEVICEHELPER_HXX + +#include <rtl/ref.hxx> +#include <canvas/elapsedtime.hxx> +#include <com/sun/star/rendering/XGraphicDevice.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> + +#include "ogl_buffercontext.hxx" + +#include <set> + + +class Window; +class SystemChildWindow; +namespace basegfx{ class B2IVector; class B2DHomMatrix; } +namespace com { namespace sun { namespace star { + namespace awt { struct Rectangle; } + namespace geometry { struct AffineMatrix2D; } +}}} + +namespace oglcanvas +{ + class TextureCache; + class SpriteCanvas; + class CanvasCustomSprite; + class CanvasHelper; + + class SpriteDeviceHelper : private ::boost::noncopyable + { + public: + SpriteDeviceHelper(); + + void init( Window& rWindow, + SpriteCanvas& rSpriteCanvas, + const ::com::sun::star::awt::Rectangle& rViewArea ); + + /// Dispose all internal references + void disposing(); + + // XWindowGraphicDevice + ::com::sun::star::geometry::RealSize2D getPhysicalResolution(); + ::com::sun::star::geometry::RealSize2D getPhysicalSize(); + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon( + const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, + const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealPoint2D > >& points ); + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon( + const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, + const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealBezierSegment2D > >& points ); + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleBitmap( + const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, + const ::com::sun::star::geometry::IntegerSize2D& size ); + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileBitmap( + const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, + const ::com::sun::star::geometry::IntegerSize2D& size ); + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleAlphaBitmap( + const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, + const ::com::sun::star::geometry::IntegerSize2D& size ); + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileAlphaBitmap( + const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, + const ::com::sun::star::geometry::IntegerSize2D& size ); + + sal_Bool hasFullScreenMode( ); + sal_Bool enterFullScreenMode( sal_Bool bEnter ); + + ::sal_Int32 createBuffers( ::sal_Int32 nBuffers ); + void destroyBuffers( ); + ::sal_Bool showBuffer( bool bIsVisible, ::sal_Bool bUpdateAll ); + ::sal_Bool switchBuffer( bool bIsVisible, ::sal_Bool bUpdateAll ); + + ::com::sun::star::uno::Any isAccelerated() const; + ::com::sun::star::uno::Any getDeviceHandle() const; + ::com::sun::star::uno::Any getSurfaceHandle() const; + ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XColorSpace > getColorSpace() const; + + void notifySizeUpdate( const ::com::sun::star::awt::Rectangle& rBounds ); + + /** called when DumpScreenContent property is enabled on + XGraphicDevice, and writes out bitmaps of current screen. + */ + void dumpScreenContent() const; + + void show( const ::rtl::Reference< CanvasCustomSprite >& ); + void hide( const ::rtl::Reference< CanvasCustomSprite >& ); + + /// enable linear gradient shader "texture" with given parameters + void useLinearGradientShader( const ::com::sun::star::rendering::ARGBColor* pColors, + const ::com::sun::star::uno::Sequence< double >& rStops, + const ::basegfx::B2DHomMatrix& rTexTransform ); + /// enable radial gradient shader "texture" with given parameters + void useRadialGradientShader( const ::com::sun::star::rendering::ARGBColor* pColors, + const ::com::sun::star::uno::Sequence< double >& rStops, + const ::basegfx::B2DHomMatrix& rTexTransform ); + /// enable rectangular gradient shader "texture" with given parameters + void useRectangularGradientShader( const ::com::sun::star::rendering::ARGBColor* pColors, + const ::com::sun::star::uno::Sequence< double >& rStops, + const ::basegfx::B2DHomMatrix& rTexTransform ); + + /// create a pbuffer context (for rendering into background surface) + IBufferContextSharedPtr createBufferContext(const ::basegfx::B2IVector& rSize) const; + + /// Get instance of internal texture cache + TextureCache& getTextureCache() const; + + //////////////////////////////////////////////////////// + + // nobody except IBufferContext implementations are supposed + // to use this + bool activatePBufferContext(const ::basegfx::B2IVector& rSize, + unsigned int PBuffer) const; + bool activateWindowContext() const; + bool updatePBufferTexture( const ::basegfx::B2IVector&, + unsigned int ) const; + + private: + void resize( const ::basegfx::B2IVector& rNewSize ); + + void compileShader(unsigned int& o_rShaderHandle, + unsigned int eShaderType, + const char* pShaderSourceCode); + void linkShaders(unsigned int& o_rProgramHandle, + unsigned int nVertexProgramId, + unsigned int nFragmentProgramId); + + /** Phyical output device + + Deliberately not a refcounted reference, because of + potential circular references for canvas. Needed to + create bitmaps + */ + com::sun::star::rendering::XGraphicDevice* mpDevice; + + /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps + SpriteCanvas* mpSpriteCanvas; + + std::set< ::rtl::Reference< CanvasCustomSprite > > maActiveSprites; + + /// For the frame counter timings + ::canvas::tools::ElapsedTime maLastUpdate; + + boost::shared_ptr<SystemChildWindow> mpChildWindow; + void* mpDisplay; + void* mpGLContext; + void* mpGLPBufContext; + void* mpFBConfig; + + boost::shared_ptr<TextureCache> mpTextureCache; + + unsigned int mnDummyVertexProgram; + + unsigned int mnLinearTwoColorGradientFragmentProgram; + unsigned int mnLinearMultiColorGradientFragmentProgram; + unsigned int mnRadialTwoColorGradientFragmentProgram; + unsigned int mnRadialMultiColorGradientFragmentProgram; + unsigned int mnRectangularTwoColorGradientFragmentProgram; + unsigned int mnRectangularMultiColorGradientFragmentProgram; + unsigned int mnLinearTwoColorGradientProgram; + unsigned int mnLinearMultiColorGradientProgram; + unsigned int mnRadialTwoColorGradientProgram; + unsigned int mnRadialMultiColorGradientProgram; + unsigned int mnRectangularTwoColorGradientProgram; + unsigned int mnRectangularMultiColorGradientProgram; + }; +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |