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| -rw-r--r-- | drawinglayer/inc/processor3d/defaultprocessor3d.hxx | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/drawinglayer/inc/processor3d/defaultprocessor3d.hxx b/drawinglayer/inc/processor3d/defaultprocessor3d.hxx new file mode 100644 index 000000000..aace2ef87 --- /dev/null +++ b/drawinglayer/inc/processor3d/defaultprocessor3d.hxx @@ -0,0 +1,137 @@ +/* -*- 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/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ + +#pragma once + +#include <drawinglayer/processor3d/baseprocessor3d.hxx> +#include <basegfx/range/b2drange.hxx> +#include <basegfx/color/bcolormodifier.hxx> + +// predefines + +namespace basegfx { + class B3DPolygon; + class B3DPolyPolygon; +} + +namespace drawinglayer::attribute { + class SdrSceneAttribute; + class SdrLightingAttribute; + class MaterialAttribute3D; +} + +namespace drawinglayer::primitive3d { + class PolygonHairlinePrimitive3D; + class PolyPolygonMaterialPrimitive3D; + class GradientTexturePrimitive3D; + class HatchTexturePrimitive3D; + class BitmapTexturePrimitive3D; + class TransformPrimitive3D; + class ModifiedColorPrimitive3D; +} + +namespace drawinglayer::texture { + class GeoTexSvx; +} + + +namespace drawinglayer::processor3d + { + /** DefaultProcessor3D class + + This processor renders all fed primitives to a 2D raster where for all + primitives the two basic methods rasterconvertB3DPolygon for hairlines and + rasterconvertB3DPolyPolygon for filled geometry is called. It is a baseclass to + e.g. base a Z-Buffer supported renderer on the 3D primitive processing. + */ + class DefaultProcessor3D : public BaseProcessor3D + { + protected: + /// read-only scene infos (normal handling, etc...) + const attribute::SdrSceneAttribute& mrSdrSceneAttribute; + + /// read-only light infos (lights, etc...) + const attribute::SdrLightingAttribute& mrSdrLightingAttribute; + + /// renderer range. Need to be correctly set by the derived implementations + /// normally the (0, 0, W, H) range from mpBZPixelRaster + basegfx::B2DRange maRasterRange; + + /// the modifiedColorPrimitive stack + basegfx::BColorModifierStack maBColorModifierStack; + + /// the current active texture + std::shared_ptr< texture::GeoTexSvx > mpGeoTexSvx; + + /// the current active transparence texture + std::shared_ptr< texture::GeoTexSvx > mpTransparenceGeoTexSvx; + + /// counter for entered transparence textures + sal_uInt32 mnTransparenceCounter; + + bool mbModulate : 1; + bool mbFilter : 1; + bool mbSimpleTextureActive : 1; + + + // rendering support + + void impRenderGradientTexturePrimitive3D(const primitive3d::GradientTexturePrimitive3D& rPrimitive, bool bTransparence); + void impRenderHatchTexturePrimitive3D(const primitive3d::HatchTexturePrimitive3D& rPrimitive); + void impRenderBitmapTexturePrimitive3D(const primitive3d::BitmapTexturePrimitive3D& rPrimitive); + void impRenderModifiedColorPrimitive3D(const primitive3d::ModifiedColorPrimitive3D& rModifiedCandidate); + void impRenderPolygonHairlinePrimitive3D(const primitive3d::PolygonHairlinePrimitive3D& rPrimitive) const; + void impRenderPolyPolygonMaterialPrimitive3D(const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive) const; + void impRenderTransformPrimitive3D(const primitive3d::TransformPrimitive3D& rTransformCandidate); + + + // rasterconversions for filled and non-filled polygons. These NEED to be + // implemented from derivations + + virtual void rasterconvertB3DPolygon(const attribute::MaterialAttribute3D& rMaterial, const basegfx::B3DPolygon& rHairline) const = 0; + virtual void rasterconvertB3DPolyPolygon(const attribute::MaterialAttribute3D& rMaterial, const basegfx::B3DPolyPolygon& rFill) const = 0; + + // the processing method for a single, known primitive + virtual void processBasePrimitive3D(const primitive3d::BasePrimitive3D& rBasePrimitive) override; + + public: + DefaultProcessor3D( + const geometry::ViewInformation3D& rViewInformation, + const attribute::SdrSceneAttribute& rSdrSceneAttribute, + const attribute::SdrLightingAttribute& rSdrLightingAttribute); + virtual ~DefaultProcessor3D() override; + + /// data read access + const attribute::SdrSceneAttribute& getSdrSceneAttribute() const { return mrSdrSceneAttribute; } + const attribute::SdrLightingAttribute& getSdrLightingAttribute() const { return mrSdrLightingAttribute; } + + /// data read access renderer stuff + const basegfx::BColorModifierStack& getBColorModifierStack() const { return maBColorModifierStack; } + const std::shared_ptr< texture::GeoTexSvx >& getGeoTexSvx() const { return mpGeoTexSvx; } + const std::shared_ptr< texture::GeoTexSvx >& getTransparenceGeoTexSvx() const { return mpTransparenceGeoTexSvx; } + sal_uInt32 getTransparenceCounter() const { return mnTransparenceCounter; } + bool getModulate() const { return mbModulate; } + bool getFilter() const { return mbFilter; } + bool getSimpleTextureActive() const { return mbSimpleTextureActive; } + }; + +} // end of namespace drawinglayer::processor3d + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |