source: OGRE/trunk/ogrenew/Tests/OgreMain/src/EdgeBuilderTests.cpp @ 692

Revision 692, 12.1 KB checked in by mattausch, 19 years ago (diff)

adding ogre 1.2 and dependencies
RevLine 
[692]1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4(Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23-----------------------------------------------------------------------------
24*/
25#include "EdgeBuilderTests.h"
26#include "OgreDefaultHardwareBufferManager.h"
27#include "OgreVertexIndexData.h"
28#include "OgreEdgeListBuilder.h"
29
30// Regsiter the suite
31CPPUNIT_TEST_SUITE_REGISTRATION( EdgeBuilderTests );
32
33void EdgeBuilderTests::setUp()
34{
35    mBufMgr = new DefaultHardwareBufferManager();
36    //mLogMgr = new LogManager();
37    LogManager::getSingleton().createLog("EdgeBuilderTests.log", true);
38}
39void EdgeBuilderTests::tearDown()
40{
41    delete mBufMgr;
42    //delete mLogMgr;
43}
44
45void EdgeBuilderTests::testSingleIndexBufSingleVertexBuf()
46{
47    /* This tests the edge builders ability to find shared edges in the simple case
48    of a single index buffer referencing a single vertex buffer
49    */
50    VertexData vd;
51    IndexData id;
52    // Test pyramid
53    vd.vertexCount = 4;
54    vd.vertexStart = 0;
55    vd.vertexDeclaration = HardwareBufferManager::getSingleton().createVertexDeclaration();
56    vd.vertexDeclaration->addElement(0, 0, VET_FLOAT3, VES_POSITION);
57    HardwareVertexBufferSharedPtr vbuf = HardwareBufferManager::getSingleton().createVertexBuffer(sizeof(float)*3, 4, HardwareBuffer::HBU_STATIC,true);
58    vd.vertexBufferBinding->setBinding(0, vbuf);
59    float* pFloat = static_cast<float*>(vbuf->lock(HardwareBuffer::HBL_DISCARD));
60    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = 0  ;
61    *pFloat++ = 50 ; *pFloat++ = 0  ; *pFloat++ = 0  ;
62    *pFloat++ = 0  ; *pFloat++ = 100; *pFloat++ = 0  ;
63    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = -50;
64    vbuf->unlock();
65
66    id.indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
67        HardwareIndexBuffer::IT_16BIT, 12, HardwareBuffer::HBU_STATIC, true);
68    id.indexCount = 12;
69    id.indexStart = 0;
70    unsigned short* pIdx = static_cast<unsigned short*>(id.indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
71    *pIdx++ = 0; *pIdx++ = 1; *pIdx++ = 2;
72    *pIdx++ = 0; *pIdx++ = 2; *pIdx++ = 3;
73    *pIdx++ = 1; *pIdx++ = 3; *pIdx++ = 2;
74    *pIdx++ = 0; *pIdx++ = 3; *pIdx++ = 1;
75    id.indexBuffer->unlock();
76
77    EdgeListBuilder edgeBuilder;
78    edgeBuilder.addVertexData(&vd);
79    edgeBuilder.addIndexData(&id);
80    EdgeData* edgeData = edgeBuilder.build();
81
82    // Should be only one group, since only one vertex buffer
83    CPPUNIT_ASSERT(edgeData->edgeGroups.size() == 1);
84    // 4 tris
85    CPPUNIT_ASSERT(edgeData->triangles.size() == 4);
86    EdgeData::EdgeGroup& eg = edgeData->edgeGroups[0];
87    // 6 edges
88    CPPUNIT_ASSERT(eg.edges.size() == 6);
89
90    delete edgeData;
91
92
93}
94
95void EdgeBuilderTests::testMultiIndexBufSingleVertexBuf()
96{
97    /* This tests the edge builders ability to find shared edges when there are
98    multiple index sets (submeshes) using a single vertex buffer.
99    */
100    VertexData vd;
101    IndexData id[4];
102    // Test pyramid
103    vd.vertexCount = 4;
104    vd.vertexStart = 0;
105    vd.vertexDeclaration = HardwareBufferManager::getSingleton().createVertexDeclaration();
106    vd.vertexDeclaration->addElement(0, 0, VET_FLOAT3, VES_POSITION);
107    HardwareVertexBufferSharedPtr vbuf = HardwareBufferManager::getSingleton().createVertexBuffer(sizeof(float)*3, 4, HardwareBuffer::HBU_STATIC,true);
108    vd.vertexBufferBinding->setBinding(0, vbuf);
109    float* pFloat = static_cast<float*>(vbuf->lock(HardwareBuffer::HBL_DISCARD));
110    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = 0  ;
111    *pFloat++ = 50 ; *pFloat++ = 0  ; *pFloat++ = 0  ;
112    *pFloat++ = 0  ; *pFloat++ = 100; *pFloat++ = 0  ;
113    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = -50;
114    vbuf->unlock();
115
116    id[0].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
117        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
118    id[0].indexCount = 3;
119    id[0].indexStart = 0;
120    unsigned short* pIdx = static_cast<unsigned short*>(id[0].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
121    *pIdx++ = 0; *pIdx++ = 1; *pIdx++ = 2;
122    id[0].indexBuffer->unlock();
123
124    id[1].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
125        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
126    id[1].indexCount = 3;
127    id[1].indexStart = 0;
128    pIdx = static_cast<unsigned short*>(id[1].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
129    *pIdx++ = 0; *pIdx++ = 2; *pIdx++ = 3;
130    id[1].indexBuffer->unlock();
131
132    id[2].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
133        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
134    id[2].indexCount = 3;
135    id[2].indexStart = 0;
136    pIdx = static_cast<unsigned short*>(id[2].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
137    *pIdx++ = 1; *pIdx++ = 3; *pIdx++ = 2;
138    id[2].indexBuffer->unlock();
139
140    id[3].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
141        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
142    id[3].indexCount = 3;
143    id[3].indexStart = 0;
144    pIdx = static_cast<unsigned short*>(id[3].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
145    *pIdx++ = 0; *pIdx++ = 3; *pIdx++ = 1;
146    id[3].indexBuffer->unlock();
147
148    EdgeListBuilder edgeBuilder;
149    edgeBuilder.addVertexData(&vd);
150    edgeBuilder.addIndexData(&id[0]);
151    edgeBuilder.addIndexData(&id[1]);
152    edgeBuilder.addIndexData(&id[2]);
153    edgeBuilder.addIndexData(&id[3]);
154    EdgeData* edgeData = edgeBuilder.build();
155
156    // Should be only one group, since only one vertex buffer
157    CPPUNIT_ASSERT(edgeData->edgeGroups.size() == 1);
158    // 4 tris
159    CPPUNIT_ASSERT(edgeData->triangles.size() == 4);
160    EdgeData::EdgeGroup& eg = edgeData->edgeGroups[0];
161    // 6 edges
162    CPPUNIT_ASSERT(eg.edges.size() == 6);
163
164    delete edgeData;
165
166
167}
168
169
170void EdgeBuilderTests::testMultiIndexBufMultiVertexBuf()
171{
172    /* This tests the edge builders ability to find shared edges when there are
173    both multiple index sets (submeshes) each using a different vertex buffer
174    (not using shared geoemtry).
175    */
176
177    VertexData vd[4];
178    IndexData id[4];
179    // Test pyramid
180    vd[0].vertexCount = 3;
181    vd[0].vertexStart = 0;
182    vd[0].vertexDeclaration = HardwareBufferManager::getSingleton().createVertexDeclaration();
183    vd[0].vertexDeclaration->addElement(0, 0, VET_FLOAT3, VES_POSITION);
184    HardwareVertexBufferSharedPtr vbuf = HardwareBufferManager::getSingleton().createVertexBuffer(sizeof(float)*3, 3, HardwareBuffer::HBU_STATIC,true);
185    vd[0].vertexBufferBinding->setBinding(0, vbuf);
186    float* pFloat = static_cast<float*>(vbuf->lock(HardwareBuffer::HBL_DISCARD));
187    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = 0  ;
188    *pFloat++ = 50 ; *pFloat++ = 0  ; *pFloat++ = 0  ;
189    *pFloat++ = 0  ; *pFloat++ = 100; *pFloat++ = 0  ;
190    vbuf->unlock();
191
192    vd[1].vertexCount = 3;
193    vd[1].vertexStart = 0;
194    vd[1].vertexDeclaration = HardwareBufferManager::getSingleton().createVertexDeclaration();
195    vd[1].vertexDeclaration->addElement(0, 0, VET_FLOAT3, VES_POSITION);
196    vbuf = HardwareBufferManager::getSingleton().createVertexBuffer(sizeof(float)*3, 3, HardwareBuffer::HBU_STATIC,true);
197    vd[1].vertexBufferBinding->setBinding(0, vbuf);
198    pFloat = static_cast<float*>(vbuf->lock(HardwareBuffer::HBL_DISCARD));
199    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = 0  ;
200    *pFloat++ = 0  ; *pFloat++ = 100; *pFloat++ = 0  ;
201    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = -50;
202    vbuf->unlock();
203
204    vd[2].vertexCount = 3;
205    vd[2].vertexStart = 0;
206    vd[2].vertexDeclaration = HardwareBufferManager::getSingleton().createVertexDeclaration();
207    vd[2].vertexDeclaration->addElement(0, 0, VET_FLOAT3, VES_POSITION);
208    vbuf = HardwareBufferManager::getSingleton().createVertexBuffer(sizeof(float)*3, 3, HardwareBuffer::HBU_STATIC,true);
209    vd[2].vertexBufferBinding->setBinding(0, vbuf);
210    pFloat = static_cast<float*>(vbuf->lock(HardwareBuffer::HBL_DISCARD));
211    *pFloat++ = 50 ; *pFloat++ = 0  ; *pFloat++ = 0  ;
212    *pFloat++ = 0  ; *pFloat++ = 100; *pFloat++ = 0  ;
213    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = -50;
214    vbuf->unlock();
215
216    vd[3].vertexCount = 3;
217    vd[3].vertexStart = 0;
218    vd[3].vertexDeclaration = HardwareBufferManager::getSingleton().createVertexDeclaration();
219    vd[3].vertexDeclaration->addElement(0, 0, VET_FLOAT3, VES_POSITION);
220    vbuf = HardwareBufferManager::getSingleton().createVertexBuffer(sizeof(float)*3, 3, HardwareBuffer::HBU_STATIC,true);
221    vd[3].vertexBufferBinding->setBinding(0, vbuf);
222    pFloat = static_cast<float*>(vbuf->lock(HardwareBuffer::HBL_DISCARD));
223    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = 0  ;
224    *pFloat++ = 50 ; *pFloat++ = 0  ; *pFloat++ = 0  ;
225    *pFloat++ = 0  ; *pFloat++ = 0  ; *pFloat++ = -50;
226    vbuf->unlock();
227
228    id[0].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
229        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
230    id[0].indexCount = 3;
231    id[0].indexStart = 0;
232    unsigned short* pIdx = static_cast<unsigned short*>(id[0].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
233    *pIdx++ = 0; *pIdx++ = 1; *pIdx++ = 2;
234    id[0].indexBuffer->unlock();
235
236    id[1].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
237        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
238    id[1].indexCount = 3;
239    id[1].indexStart = 0;
240    pIdx = static_cast<unsigned short*>(id[1].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
241    *pIdx++ = 0; *pIdx++ = 1; *pIdx++ = 2;
242    id[1].indexBuffer->unlock();
243
244    id[2].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
245        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
246    id[2].indexCount = 3;
247    id[2].indexStart = 0;
248    pIdx = static_cast<unsigned short*>(id[2].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
249    *pIdx++ = 0; *pIdx++ = 2; *pIdx++ = 1;
250    id[2].indexBuffer->unlock();
251
252    id[3].indexBuffer = HardwareBufferManager::getSingleton().createIndexBuffer(
253        HardwareIndexBuffer::IT_16BIT, 3, HardwareBuffer::HBU_STATIC, true);
254    id[3].indexCount = 3;
255    id[3].indexStart = 0;
256    pIdx = static_cast<unsigned short*>(id[3].indexBuffer->lock(HardwareBuffer::HBL_DISCARD));
257    *pIdx++ = 0; *pIdx++ = 2; *pIdx++ = 1;
258    id[3].indexBuffer->unlock();
259
260    EdgeListBuilder edgeBuilder;
261    edgeBuilder.addVertexData(&vd[0]);
262    edgeBuilder.addVertexData(&vd[1]);
263    edgeBuilder.addVertexData(&vd[2]);
264    edgeBuilder.addVertexData(&vd[3]);
265    edgeBuilder.addIndexData(&id[0], 0);
266    edgeBuilder.addIndexData(&id[1], 1);
267    edgeBuilder.addIndexData(&id[2], 2);
268    edgeBuilder.addIndexData(&id[3], 3);
269    EdgeData* edgeData = edgeBuilder.build();
270
271    // Should be 4 groups
272    CPPUNIT_ASSERT(edgeData->edgeGroups.size() == 4);
273    // 4 tris
274    CPPUNIT_ASSERT(edgeData->triangles.size() == 4);
275    // 6 edges in total
276    CPPUNIT_ASSERT(
277        (edgeData->edgeGroups[0].edges.size() +
278        edgeData->edgeGroups[1].edges.size() +
279        edgeData->edgeGroups[2].edges.size() +
280        edgeData->edgeGroups[3].edges.size())
281                    == 6);
282
283    delete edgeData;
284
285
286}
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