| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_ZBUFFERPROCESSOR3D_HXX |
| #define INCLUDED_DRAWINGLAYER_PROCESSOR3D_ZBUFFERPROCESSOR3D_HXX |
| |
| #include <drawinglayer/drawinglayerdllapi.h> |
| #include <drawinglayer/processor3d/defaultprocessor3d.hxx> |
| #include <vcl/bitmapex.hxx> |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // predefines |
| |
| namespace basegfx { |
| class BZPixelRaster; |
| } |
| |
| namespace drawinglayer { |
| namespace attribute { |
| class SdrSceneAttribute; |
| class SdrLightingAttribute; |
| class MaterialAttribute3D; |
| } |
| namespace geometry { |
| class ViewInformation2D; |
| } |
| } |
| |
| class ZBufferRasterConverter3D; |
| class RasterPrimitive3D; |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| namespace drawinglayer |
| { |
| namespace processor3d |
| { |
| /** ZBufferProcessor3D class |
| |
| This 3D renderer derived from DefaultProcessor3D renders all feeded primitives to a 2D |
| raster bitmap using a Z-Buffer based approach. It is able to supersample and to handle |
| transparent content. |
| */ |
| class ZBufferProcessor3D : public DefaultProcessor3D |
| { |
| private: |
| /// the raster target, a Z-Buffer |
| basegfx::BZPixelRaster* mpBZPixelRaster; |
| |
| /// inverse of EyeToView for rasterconversion with evtl. Phong shading |
| basegfx::B3DHomMatrix maInvEyeToView; |
| |
| /// The raster converter for Z-Buffer |
| ZBufferRasterConverter3D* mpZBufferRasterConverter3D; |
| |
| /* AA value. Defines how many oversámples will be used in X and Y. Values 0, 1 |
| will switch it off while e.g. 2 will use 2x2 pixels for each pixel to create |
| */ |
| sal_uInt16 mnAntiAlialize; |
| |
| /* remembered RasterPrimitive3D's which need to be painted back to front |
| for transparent 3D parts |
| */ |
| std::vector< RasterPrimitive3D >* mpRasterPrimitive3Ds; |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // rasterconversions for filled and non-filled polygons |
| |
| virtual void rasterconvertB3DPolygon(const attribute::MaterialAttribute3D& rMaterial, const basegfx::B3DPolygon& rHairline) const; |
| virtual void rasterconvertB3DPolyPolygon(const attribute::MaterialAttribute3D& rMaterial, const basegfx::B3DPolyPolygon& rFill) const; |
| |
| public: |
| ZBufferProcessor3D( |
| const geometry::ViewInformation3D& rViewInformation3D, |
| const geometry::ViewInformation2D& rViewInformation2D, |
| const attribute::SdrSceneAttribute& rSdrSceneAttribute, |
| const attribute::SdrLightingAttribute& rSdrLightingAttribute, |
| double fSizeX, |
| double fSizeY, |
| const basegfx::B2DRange& rVisiblePart, |
| sal_uInt16 nAntiAlialize); |
| virtual ~ZBufferProcessor3D(); |
| |
| void finish(); |
| |
| /// get the result as bitmapEx |
| BitmapEx getBitmapEx() const; |
| }; |
| } // end of namespace processor3d |
| } // end of namespace drawinglayer |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| #endif //INCLUDED_DRAWINGLAYER_PROCESSOR3D_ZBUFFERPROCESSOR3D_HXX |
| |
| // eof |