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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : */
9 :
10 : #ifndef INCLUDED_CANVAS_SOURCE_OPENGL_OGL_SPRITEDEVICEHELPER_HXX
11 : #define INCLUDED_CANVAS_SOURCE_OPENGL_OGL_SPRITEDEVICEHELPER_HXX
12 :
13 : #include <rtl/ref.hxx>
14 : #include <canvas/elapsedtime.hxx>
15 : #include <com/sun/star/rendering/XGraphicDevice.hpp>
16 : #include <boost/utility.hpp>
17 : #include <boost/shared_ptr.hpp>
18 :
19 : #include "ogl_buffercontext.hxx"
20 :
21 : #include <set>
22 :
23 :
24 : class Window;
25 : class SystemChildWindow;
26 : namespace basegfx{ class B2IVector; class B2DHomMatrix; }
27 : namespace com { namespace sun { namespace star {
28 : namespace awt { struct Rectangle; }
29 : namespace geometry { struct AffineMatrix2D; }
30 : }}}
31 :
32 : namespace oglcanvas
33 : {
34 : class TextureCache;
35 : class SpriteCanvas;
36 : class CanvasCustomSprite;
37 : class CanvasHelper;
38 :
39 0 : class SpriteDeviceHelper : private ::boost::noncopyable
40 : {
41 : public:
42 : SpriteDeviceHelper();
43 :
44 : void init( Window& rWindow,
45 : SpriteCanvas& rSpriteCanvas,
46 : const ::com::sun::star::awt::Rectangle& rViewArea );
47 :
48 : /// Dispose all internal references
49 : void disposing();
50 :
51 : // XWindowGraphicDevice
52 : ::com::sun::star::geometry::RealSize2D getPhysicalResolution();
53 : ::com::sun::star::geometry::RealSize2D getPhysicalSize();
54 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon(
55 : const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
56 : const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealPoint2D > >& points );
57 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon(
58 : const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
59 : const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealBezierSegment2D > >& points );
60 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleBitmap(
61 : const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
62 : const ::com::sun::star::geometry::IntegerSize2D& size );
63 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileBitmap(
64 : const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
65 : const ::com::sun::star::geometry::IntegerSize2D& size );
66 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleAlphaBitmap(
67 : const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
68 : const ::com::sun::star::geometry::IntegerSize2D& size );
69 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileAlphaBitmap(
70 : const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
71 : const ::com::sun::star::geometry::IntegerSize2D& size );
72 :
73 : sal_Bool hasFullScreenMode( );
74 : sal_Bool enterFullScreenMode( sal_Bool bEnter );
75 :
76 : ::sal_Int32 createBuffers( ::sal_Int32 nBuffers );
77 : void destroyBuffers( );
78 : sal_Bool showBuffer( bool bIsVisible, sal_Bool bUpdateAll );
79 : sal_Bool switchBuffer( bool bIsVisible, sal_Bool bUpdateAll );
80 :
81 : ::com::sun::star::uno::Any isAccelerated() const;
82 : ::com::sun::star::uno::Any getDeviceHandle() const;
83 : ::com::sun::star::uno::Any getSurfaceHandle() const;
84 : ::com::sun::star::uno::Reference<
85 : ::com::sun::star::rendering::XColorSpace > getColorSpace() const;
86 :
87 : void notifySizeUpdate( const ::com::sun::star::awt::Rectangle& rBounds );
88 :
89 : /** called when DumpScreenContent property is enabled on
90 : XGraphicDevice, and writes out bitmaps of current screen.
91 : */
92 : void dumpScreenContent() const;
93 :
94 : void show( const ::rtl::Reference< CanvasCustomSprite >& );
95 : void hide( const ::rtl::Reference< CanvasCustomSprite >& );
96 :
97 : /// enable linear gradient shader "texture" with given parameters
98 : void useLinearGradientShader( const ::com::sun::star::rendering::ARGBColor* pColors,
99 : const ::com::sun::star::uno::Sequence< double >& rStops,
100 : const ::basegfx::B2DHomMatrix& rTexTransform );
101 : /// enable radial gradient shader "texture" with given parameters
102 : void useRadialGradientShader( const ::com::sun::star::rendering::ARGBColor* pColors,
103 : const ::com::sun::star::uno::Sequence< double >& rStops,
104 : const ::basegfx::B2DHomMatrix& rTexTransform );
105 : /// enable rectangular gradient shader "texture" with given parameters
106 : void useRectangularGradientShader( const ::com::sun::star::rendering::ARGBColor* pColors,
107 : const ::com::sun::star::uno::Sequence< double >& rStops,
108 : const ::basegfx::B2DHomMatrix& rTexTransform );
109 :
110 : /// create a pbuffer context (for rendering into background surface)
111 : IBufferContextSharedPtr createBufferContext(const ::basegfx::B2IVector& rSize) const;
112 :
113 : /// Get instance of internal texture cache
114 : TextureCache& getTextureCache() const;
115 :
116 :
117 :
118 : // nobody except IBufferContext implementations are supposed
119 : // to use this
120 : bool activatePBufferContext(const ::basegfx::B2IVector& rSize,
121 : unsigned int PBuffer) const;
122 : bool activateWindowContext() const;
123 : bool updatePBufferTexture( const ::basegfx::B2IVector&,
124 : unsigned int ) const;
125 :
126 : private:
127 : void resize( const ::basegfx::B2IVector& rNewSize );
128 :
129 : void compileShader(unsigned int& o_rShaderHandle,
130 : unsigned int eShaderType,
131 : const char* pShaderSourceCode);
132 : void linkShaders(unsigned int& o_rProgramHandle,
133 : unsigned int nVertexProgramId,
134 : unsigned int nFragmentProgramId);
135 :
136 : /** Phyical output device
137 :
138 : Deliberately not a refcounted reference, because of
139 : potential circular references for canvas. Needed to
140 : create bitmaps
141 : */
142 : com::sun::star::rendering::XGraphicDevice* mpDevice;
143 :
144 : /// Pointer to sprite canvas (owner of this helper), needed to create bitmaps
145 : SpriteCanvas* mpSpriteCanvas;
146 :
147 : std::set< ::rtl::Reference< CanvasCustomSprite > > maActiveSprites;
148 :
149 : /// For the frame counter timings
150 : ::canvas::tools::ElapsedTime maLastUpdate;
151 :
152 : boost::shared_ptr<SystemChildWindow> mpChildWindow;
153 : void* mpDisplay;
154 : void* mpGLContext;
155 : void* mpGLPBufContext;
156 : void* mpFBConfig;
157 :
158 : boost::shared_ptr<TextureCache> mpTextureCache;
159 :
160 : unsigned int mnDummyVertexProgram;
161 :
162 : unsigned int mnLinearTwoColorGradientFragmentProgram;
163 : unsigned int mnLinearMultiColorGradientFragmentProgram;
164 : unsigned int mnRadialTwoColorGradientFragmentProgram;
165 : unsigned int mnRadialMultiColorGradientFragmentProgram;
166 : unsigned int mnRectangularTwoColorGradientFragmentProgram;
167 : unsigned int mnRectangularMultiColorGradientFragmentProgram;
168 : unsigned int mnLinearTwoColorGradientProgram;
169 : unsigned int mnLinearMultiColorGradientProgram;
170 : unsigned int mnRadialTwoColorGradientProgram;
171 : unsigned int mnRadialMultiColorGradientProgram;
172 : unsigned int mnRectangularTwoColorGradientProgram;
173 : unsigned int mnRectangularMultiColorGradientProgram;
174 : };
175 : }
176 :
177 : #endif
178 :
179 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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