include/drawinglayer/processor3d/zbufferprocessor3d.hxx

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  19
  20 #ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_ZBUFFERPROCESSOR3D_HXX
  21 #define INCLUDED_DRAWINGLAYER_PROCESSOR3D_ZBUFFERPROCESSOR3D_HXX
  22
  23 #include <drawinglayer/drawinglayerdllapi.h>
  24
  25 #include <drawinglayer/processor3d/defaultprocessor3d.hxx>
  26 #include <vcl/bitmapex.hxx>
  27
  28 namespace basegfx {
  29     class BZPixelRaster;
  30 }
  31
  32 namespace drawinglayer {
  33     namespace attribute {
  34         class SdrSceneAttribute;
  35         class SdrLightingAttribute;
  36         class MaterialAttribute3D;
  37     }
  38     namespace geometry {
  39         class ViewInformation2D;
  40     }
  41 }
  42
  43 class ZBufferRasterConverter3D;
  44 class RasterPrimitive3D;
  45
  46 namespace drawinglayer
  47 {
  48     namespace processor3d
  49     {
  50         /**
  51             This 3D renderer derived from DefaultProcessor3D renders all feeded primitives to a 2D
  52             raster bitmap using a Z-Buffer based approach. It is able to supersample and to handle
  53             transparent content.
  54          */
  55         class ZBufferProcessor3D : public DefaultProcessor3D
  56         {
  57         private:
  58             /// the raster target, a Z-Buffer
  59             basegfx::BZPixelRaster* mpBZPixelRaster;
  60
  61             /// inverse of EyeToView for rasterconversion with evtl. Phong shading
  62             basegfx::B3DHomMatrix maInvEyeToView;
  63
  64             /// The raster converter for Z-Buffer
  65             ZBufferRasterConverter3D* mpZBufferRasterConverter3D;
  66
  67             /*  AA value. Defines how many oversamples will be used in X and Y. Values 0, 1
  68                 will switch it off while e.g. 2 will use 2x2 pixels for each pixel to create
  69               */
  70             sal_uInt16 mnAntiAlialize;
  71
  72             /*  remembered RasterPrimitive3D's which need to be painted back to front
  73                 for transparent 3D parts
  74              */
  75             std::vector< RasterPrimitive3D >* mpRasterPrimitive3Ds;
  76
  77             // rasterconversions for filled and non-filled polygons
  78
  79             virtual void rasterconvertB3DPolygon(const attribute::MaterialAttribute3D& rMaterial, const basegfx::B3DPolygon& rHairline) const SAL_OVERRIDE;
  80             virtual void rasterconvertB3DPolyPolygon(const attribute::MaterialAttribute3D& rMaterial, const basegfx::B3DPolyPolygon& rFill) const SAL_OVERRIDE;
  81
  82         public:
  83             ZBufferProcessor3D(
  84                 const geometry::ViewInformation3D& rViewInformation3D,
  85                 const geometry::ViewInformation2D& rViewInformation2D,
  86                 const attribute::SdrSceneAttribute& rSdrSceneAttribute,
  87                 const attribute::SdrLightingAttribute& rSdrLightingAttribute,
  88                 double fSizeX,
  89                 double fSizeY,
  90                 const basegfx::B2DRange& rVisiblePart,
  91                 sal_uInt16 nAntiAlialize);
  92             virtual ~ZBufferProcessor3D();
  93
  94             void finish();
  95
  96             /// get the result as bitmapEx
  97             BitmapEx getBitmapEx() const;
  98         };
  99     }
 100 }
 101
 102 #endif
 103
 104 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */