summaryrefslogtreecommitdiff
path: root/drawinglayer/source/primitive3d/sdrdecompositiontools3d.cxx
blob: 1084450528436de880f8f7a61749266c74b31965 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
/* -*- 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 .
 */

#include <drawinglayer/primitive3d/sdrdecompositiontools3d.hxx>
#include <basegfx/polygon/b3dpolygon.hxx>
#include <drawinglayer/attribute/strokeattribute.hxx>
#include <drawinglayer/primitive3d/baseprimitive3d.hxx>
#include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
#include <basegfx/polygon/b3dpolypolygon.hxx>
#include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx>
#include <vcl/vclenum.hxx>
#include <drawinglayer/attribute/fillbitmapattribute.hxx>
#include <drawinglayer/attribute/sdrfillbitmapattribute.hxx>
#include <vcl/bmpacc.hxx>
#include <basegfx/polygon/b3dpolypolygontools.hxx>
#include <drawinglayer/primitive3d/textureprimitive3d.hxx>
#include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx>
#include <drawinglayer/primitive3d/hatchtextureprimitive3d.hxx>
#include <drawinglayer/primitive3d/shadowprimitive3d.hxx>
#include <basegfx/range/b2drange.hxx>
#include <drawinglayer/attribute/sdrlineattribute.hxx>
#include <drawinglayer/attribute/sdrobjectattribute3d.hxx>
#include <drawinglayer/attribute/sdrfillattribute.hxx>
#include <drawinglayer/attribute/sdrshadowattribute.hxx>
#include <drawinglayer/primitive3d/hiddengeometryprimitive3d.hxx>

//////////////////////////////////////////////////////////////////////////////

namespace drawinglayer
{
    namespace primitive3d
    {
        basegfx::B3DRange getRangeFrom3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill)
        {
            basegfx::B3DRange aRetval;

            for(sal_uInt32 a(0); a < rFill.size(); a++)
            {
                aRetval.expand(basegfx::tools::getRange(rFill[a]));
            }

            return aRetval;
        }

        void applyNormalsKindSphereTo3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill, const basegfx::B3DRange& rRange)
        {
            // create sphere normals
            const basegfx::B3DPoint aCenter(rRange.getCenter());

            for(sal_uInt32 a(0); a < rFill.size(); a++)
            {
                rFill[a] = basegfx::tools::applyDefaultNormalsSphere(rFill[a], aCenter);
            }
        }

        void applyNormalsKindFlatTo3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill)
        {
            for(sal_uInt32 a(0); a < rFill.size(); a++)
            {
                rFill[a].clearNormals();
            }
        }

        void applyNormalsInvertTo3DGeometry(::std::vector< basegfx::B3DPolyPolygon >& rFill)
        {
            // invert normals
            for(sal_uInt32 a(0); a < rFill.size(); a++)
            {
                rFill[a] = basegfx::tools::invertNormals(rFill[a]);
            }
        }

        void applyTextureTo3DGeometry(
            ::com::sun::star::drawing::TextureProjectionMode eModeX,
            ::com::sun::star::drawing::TextureProjectionMode eModeY,
            ::std::vector< basegfx::B3DPolyPolygon >& rFill,
            const basegfx::B3DRange& rRange,
            const basegfx::B2DVector& rTextureSize)
        {
            sal_uInt32 a;

            // handle texture coordinates X
            const bool bParallelX(::com::sun::star::drawing::TextureProjectionMode_PARALLEL == eModeX);
            const bool bSphereX(!bParallelX && (::com::sun::star::drawing::TextureProjectionMode_SPHERE == eModeX));

            // handle texture coordinates Y
            const bool bParallelY(::com::sun::star::drawing::TextureProjectionMode_PARALLEL == eModeY);
            const bool bSphereY(!bParallelY && (::com::sun::star::drawing::TextureProjectionMode_SPHERE == eModeY));

            if(bParallelX || bParallelY)
            {
                // apply parallel texture coordinates in X and/or Y
                for(a = 0; a < rFill.size(); a++)
                {
                    rFill[a] = basegfx::tools::applyDefaultTextureCoordinatesParallel(rFill[a], rRange, bParallelX, bParallelY);
                }
            }

            if(bSphereX || bSphereY)
            {
                // apply spherical texture coordinates in X and/or Y
                const basegfx::B3DPoint aCenter(rRange.getCenter());

                for(a = 0; a < rFill.size(); a++)
                {
                    rFill[a] = basegfx::tools::applyDefaultTextureCoordinatesSphere(rFill[a], aCenter, bSphereX, bSphereY);
                }
            }

            // transform texture coordinates to texture size
            basegfx::B2DHomMatrix aTexMatrix;
            aTexMatrix.scale(rTextureSize.getX(), rTextureSize.getY());

            for(a = 0; a < rFill.size(); a++)
            {
                rFill[a].transformTextureCoordiantes(aTexMatrix);
            }
        }

        Primitive3DSequence create3DPolyPolygonLinePrimitives(
            const basegfx::B3DPolyPolygon& rUnitPolyPolygon,
            const basegfx::B3DHomMatrix& rObjectTransform,
            const attribute::SdrLineAttribute& rLine)
        {
            // prepare fully scaled polyPolygon
            basegfx::B3DPolyPolygon aScaledPolyPolygon(rUnitPolyPolygon);
            aScaledPolyPolygon.transform(rObjectTransform);

            // create line and stroke attribute
            const attribute::LineAttribute aLineAttribute(rLine.getColor(), rLine.getWidth(), rLine.getJoin(), rLine.getCap());
            const attribute::StrokeAttribute aStrokeAttribute(rLine.getDotDashArray(), rLine.getFullDotDashLen());

            // create primitives
            Primitive3DSequence aRetval(aScaledPolyPolygon.count());

            for(sal_uInt32 a(0L); a < aScaledPolyPolygon.count(); a++)
            {
                const Primitive3DReference xRef(new PolygonStrokePrimitive3D(aScaledPolyPolygon.getB3DPolygon(a), aLineAttribute, aStrokeAttribute));
                aRetval[a] = xRef;
            }

            if(0.0 != rLine.getTransparence())
            {
                // create UnifiedTransparenceTexturePrimitive3D, add created primitives and exchange
                const Primitive3DReference xRef(new UnifiedTransparenceTexturePrimitive3D(rLine.getTransparence(), aRetval));
                aRetval = Primitive3DSequence(&xRef, 1L);
            }

            return aRetval;
        }

        Primitive3DSequence create3DPolyPolygonFillPrimitives(
            const ::std::vector< basegfx::B3DPolyPolygon >& r3DPolyPolygonVector,
            const basegfx::B3DHomMatrix& rObjectTransform,
            const basegfx::B2DVector& rTextureSize,
            const attribute::Sdr3DObjectAttribute& aSdr3DObjectAttribute,
            const attribute::SdrFillAttribute& rFill,
            const attribute::FillGradientAttribute& rFillGradient)
        {
            Primitive3DSequence aRetval;

            if(r3DPolyPolygonVector.size())
            {
                // create list of simple fill primitives
                aRetval.realloc(r3DPolyPolygonVector.size());

                for(sal_uInt32 a(0L); a < r3DPolyPolygonVector.size(); a++)
                {
                    // get scaled PolyPolygon
                    basegfx::B3DPolyPolygon aScaledPolyPolygon(r3DPolyPolygonVector[a]);
                    aScaledPolyPolygon.transform(rObjectTransform);

                    if(aScaledPolyPolygon.areNormalsUsed())
                    {
                        aScaledPolyPolygon.transformNormals(rObjectTransform);
                    }

                    const Primitive3DReference xRef(new PolyPolygonMaterialPrimitive3D(
                        aScaledPolyPolygon,
                        aSdr3DObjectAttribute.getMaterial(),
                        aSdr3DObjectAttribute.getDoubleSided()));
                    aRetval[a] = xRef;
                }

                // look for and evtl. build texture sub-group primitive
                if(!rFill.getGradient().isDefault()
                    || !rFill.getHatch().isDefault()
                    || !rFill.getBitmap().isDefault())
                {
                    bool bModulate(::com::sun::star::drawing::TextureMode_MODULATE == aSdr3DObjectAttribute.getTextureMode());
                    bool bFilter(aSdr3DObjectAttribute.getTextureFilter());
                    BasePrimitive3D* pNewTexturePrimitive3D = 0;

                    if(!rFill.getGradient().isDefault())
                    {
                        // create gradientTexture3D with sublist, add to local aRetval
                        pNewTexturePrimitive3D = new GradientTexturePrimitive3D(
                            rFill.getGradient(),
                            aRetval,
                            rTextureSize,
                            bModulate,
                            bFilter);
                    }
                    else if(!rFill.getHatch().isDefault())
                    {
                        // create hatchTexture3D with sublist, add to local aRetval
                        pNewTexturePrimitive3D = new HatchTexturePrimitive3D(
                            rFill.getHatch(),
                            aRetval,
                            rTextureSize,
                            bModulate,
                            bFilter);
                    }
                    else // if(!rFill.getBitmap().isDefault())
                    {
                        // create bitmapTexture3D with sublist, add to local aRetval
                        basegfx::B2DRange aTexRange(0.0, 0.0, rTextureSize.getX(), rTextureSize.getY());

                        pNewTexturePrimitive3D = new BitmapTexturePrimitive3D(
                            rFill.getBitmap().getFillBitmapAttribute(aTexRange),
                            aRetval,
                            rTextureSize,
                            bModulate,
                            bFilter);
                    }

                    // exchange aRetval content with texture group
                    const Primitive3DReference xRef(pNewTexturePrimitive3D);
                    aRetval = Primitive3DSequence(&xRef, 1L);

                    if(::com::sun::star::drawing::TextureKind2_LUMINANCE == aSdr3DObjectAttribute.getTextureKind())
                    {
                        // use modified color primitive to force textures to gray
                        const basegfx::BColorModifier aBColorModifier(basegfx::BColor(), 0.0, basegfx::BCOLORMODIFYMODE_GRAY);
                        const Primitive3DReference xRef2(new ModifiedColorPrimitive3D(aRetval, aBColorModifier));
                        aRetval = Primitive3DSequence(&xRef2, 1L);
                    }
                }

                if(0.0 != rFill.getTransparence())
                {
                    // create UnifiedTransparenceTexturePrimitive3D with sublist and exchange
                    const Primitive3DReference xRef(new UnifiedTransparenceTexturePrimitive3D(rFill.getTransparence(), aRetval));
                    aRetval = Primitive3DSequence(&xRef, 1L);
                }
                else if(!rFillGradient.isDefault())
                {
                    // create TransparenceTexturePrimitive3D with sublist and exchange
                    const Primitive3DReference xRef(new TransparenceTexturePrimitive3D(rFillGradient, aRetval, rTextureSize));
                    aRetval = Primitive3DSequence(&xRef, 1L);
                }
            }

            return aRetval;
        }

        Primitive3DSequence createShadowPrimitive3D(
            const Primitive3DSequence& rSource,
            const attribute::SdrShadowAttribute& rShadow,
            bool bShadow3D)
        {
            // create Shadow primitives. Uses already created primitives
            if(rSource.hasElements() && !basegfx::fTools::moreOrEqual(rShadow.getTransparence(), 1.0))
            {
                // prepare new list for shadow geometry
                basegfx::B2DHomMatrix aShadowOffset;
                aShadowOffset.set(0, 2, rShadow.getOffset().getX());
                aShadowOffset.set(1, 2, rShadow.getOffset().getY());

                // create shadow primitive and add primitives
                const Primitive3DReference xRef(new ShadowPrimitive3D(aShadowOffset, rShadow.getColor(), rShadow.getTransparence(), bShadow3D, rSource));
                return Primitive3DSequence(&xRef, 1L);
            }
            else
            {
                return Primitive3DSequence();
            }
        }

        Primitive3DSequence createHiddenGeometryPrimitives3D(
            const ::std::vector< basegfx::B3DPolyPolygon >& r3DPolyPolygonVector,
            const basegfx::B3DHomMatrix& rObjectTransform,
            const basegfx::B2DVector& rTextureSize,
            const attribute::Sdr3DObjectAttribute& aSdr3DObjectAttribute)
        {
            // create hidden sub-geometry which can be used for HitTest
            // and BoundRect calculations, but will not be visualized
            const attribute::SdrFillAttribute aSimplifiedFillAttribute(
                0.0,
                basegfx::BColor(),
                attribute::FillGradientAttribute(),
                attribute::FillHatchAttribute(),
                attribute::SdrFillBitmapAttribute());

            const Primitive3DReference aHidden(
                new HiddenGeometryPrimitive3D(
                    create3DPolyPolygonFillPrimitives(
                        r3DPolyPolygonVector,
                        rObjectTransform,
                        rTextureSize,
                        aSdr3DObjectAttribute,
                        aSimplifiedFillAttribute,
                        attribute::FillGradientAttribute())));

            return Primitive3DSequence(&aHidden, 1);
        }

    } // end of namespace primitive3d
} // end of namespace drawinglayer

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */