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MORPH.CPP
资源名称：MSDN_VC98.zip [点击查看]
上传用户：bangxh
上传日期：2007-01-31
资源大小：42235k
文件大小：7k
源码类别：
Windows编程
开发平台：
Visual C++
- /*==========================================================================
- *
- * Copyright (C) 1995, 1996 Microsoft Corporation. All Rights Reserved.
- *
- * File: morph.c
- *
- ***************************************************************************/
- /*
- * An example of the use of interpolators.
- */
- #include "rmdemo.h"
- #define NO_NORMAL {D3DVAL(0), D3DVAL(0), D3DVAL(0)}, D3DVAL(0), D3DVAL(0), 0
- /* cube corners */
- #define CFTL(v) {{-D3DVAL(v), +D3DVAL(v), -D3DVAL(v)}, NO_NORMAL}
- #define CFTR(v) {{+D3DVAL(v), +D3DVAL(v), -D3DVAL(v)}, NO_NORMAL}
- #define CFBR(v) {{+D3DVAL(v), -D3DVAL(v), -D3DVAL(v)}, NO_NORMAL}
- #define CFBL(v) {{-D3DVAL(v), -D3DVAL(v), -D3DVAL(v)}, NO_NORMAL}
- #define CBTL(v) {{-D3DVAL(v), +D3DVAL(v), +D3DVAL(v)}, NO_NORMAL}
- #define CBTR(v) {{+D3DVAL(v), +D3DVAL(v), +D3DVAL(v)}, NO_NORMAL}
- #define CBBR(v) {{+D3DVAL(v), -D3DVAL(v), +D3DVAL(v)}, NO_NORMAL}
- #define CBBL(v) {{-D3DVAL(v), -D3DVAL(v), +D3DVAL(v)}, NO_NORMAL}
- /* face centers */
- #define FRT(v) {{ D3DVAL(0), D3DVAL(0), -D3DVAL(v)}, NO_NORMAL}
- #define BCK(v) {{ D3DVAL(0), D3DVAL(0), D3DVAL(v)}, NO_NORMAL}
- #define BTM(v) {{ D3DVAL(0), -D3DVAL(v), D3DVAL(0)}, NO_NORMAL}
- #define TOP(v) {{ D3DVAL(0), D3DVAL(v), D3DVAL(0)}, NO_NORMAL}
- #define LFT(v) {{-D3DVAL(v), D3DVAL(0), D3DVAL(0)}, NO_NORMAL}
- #define RGT(v) {{ D3DVAL(v), D3DVAL(0), D3DVAL(0)}, NO_NORMAL}
- D3DRMVERTEX verts0[] =
- { CFTL(1), CFTR(1), CFBR(1), CFBL(1),
- CBBR(1), CBTR(1), CBTL(1), CBBL(1),
- CFBR(1), CBBR(1), CBBL(1), CFBL(1),
- CBTL(1), CBTR(1), CFTR(1), CFTL(1),
- CBTL(1), CFTL(1), CFBL(1), CBBL(1),
- CFBR(1), CFTR(1), CBTR(1), CBBR(1),
- FRT(5), BCK(5), BTM(5), TOP(5), LFT(5), RGT(5)
- };
- D3DRMVERTEX verts1[] =
- { CFTL(2), CFTR(2), CFBR(2), CFBL(2),
- CBBR(2), CBTR(2), CBTL(2), CBBL(2),
- CFBR(2), CBBR(2), CBBL(2), CFBL(2),
- CBTL(2), CBTR(2), CFTR(2), CFTL(2),
- CBTL(2), CFTL(2), CFBL(2), CBBL(2),
- CFBR(2), CFTR(2), CBTR(2), CBBR(2),
- FRT(1), BCK(1), BTM(1), TOP(1), LFT(1), RGT(1)
- };
- unsigned faces[] =
- { 0, 1, 24, 1, 2, 24, 2, 3, 24, 3, 0, 24,
- 4, 5, 25, 5, 6, 25, 6, 7, 25, 7, 4, 25,
- 8, 9, 26, 9, 10, 26, 10, 11, 26, 11, 8, 26,
- 12, 13, 27, 13, 14, 27, 14, 15, 27, 15, 12, 27,
- 16, 17, 28, 17, 18, 28, 18, 19, 28, 19, 16, 28,
- 20, 21, 29, 21, 22, 29, 22, 23, 29, 23, 20, 29
- };
- static void CDECL destroyInterp(LPDIRECT3DRMOBJECT obj, void* arg)
- {
- LPDIRECT3DRMINTERPOLATOR meshInterp = (LPDIRECT3DRMINTERPOLATOR) arg;
- if (meshInterp) meshInterp->Release();
- }
- void CDECL
- interpolate(LPDIRECT3DRMFRAME frame, void *arg, D3DVALUE delta)
- {
- static D3DVALUE val = D3DVAL(0);
- LPDIRECT3DRMINTERPOLATOR meshInterp = (LPDIRECT3DRMINTERPOLATOR) arg;
- meshInterp->Interpolate(val += delta, NULL, D3DRMINTERPOLATION_CLOSED | D3DRMINTERPOLATION_LINEAR);
- }
- void generate_normals(D3DRMVERTEX verts[])
- {
- unsigned i;
- D3DVECTOR a, b;
- for (i = 0; i < 24; i++)
- {
- D3DRMVectorSubtract(&a, &verts[faces[i * 3 + 1]].position, &verts[i].position);
- D3DRMVectorSubtract(&b, &verts[faces[i * 3 + 2]].position, &verts[i].position);
- D3DRMVectorCrossProduct(&verts[i].normal, &a, &b);
- D3DRMVectorNormalize(&verts[i].normal);
- }
- }
- #define D3DTRY(x) if (FAILED(x)) goto generic_error
- #define CREATE(type, obj) CreateObject(CLSID_C##type, NULL, IID_I##type, (void **) obj)
- BOOL
- BuildScene(LPDIRECT3DRMDEVICE dev, LPDIRECT3DRMVIEWPORT view,
- LPDIRECT3DRMFRAME scene, LPDIRECT3DRMFRAME camera)
- {
- LPDIRECT3DRMMESH mesh = NULL, meshProxy = NULL;
- LPDIRECT3DRMFRAME frame = NULL, proxyFrame = NULL;
- LPDIRECT3DRMFRAME axis = NULL;
- LPDIRECT3DRMFRAME orbit = NULL;
- LPDIRECT3DRMLIGHT light1 = NULL;
- LPDIRECT3DRMLIGHT light2 = NULL;
- LPDIRECT3DRMINTERPOLATOR meshInterp = NULL;
- dev, view, camera;
- /* generate flat-shading normals for faces */
- generate_normals(verts0);
- generate_normals(verts1);
- D3DTRY(lpD3DRM->CreateObject(CLSID_CDirect3DRMMeshInterpolator, NULL,
- IID_IDirect3DRMInterpolator, (void **) &meshInterp));
- D3DTRY(meshInterp->QueryInterface(IID_IDirect3DRMMesh, (void **) &meshProxy));
- D3DTRY(meshInterp->SetIndex(D3DVAL(0)));
- D3DTRY(meshProxy->SetVertices(0, 0, 30, verts1));
- D3DTRY(meshProxy->SetGroupColorRGB(0, D3DVAL(0.5), D3DVAL(0.4), D3DVAL(0.7)));
- D3DTRY(meshInterp->SetIndex(D3DVAL(25)));
- D3DTRY(meshProxy->SetVertices(0, 0, 30, verts0));
- D3DTRY(meshProxy->SetGroupColorRGB(0, D3DVAL(1), D3DVAL(0.0), D3DVAL(0.3)));
- D3DTRY(meshInterp->SetIndex(D3DVAL(40)));
- D3DTRY(meshProxy->SetGroupColorRGB(0, D3DVAL(0.6), D3DVAL(0.6), D3DVAL(0.6)));
- D3DTRY(meshInterp->SetIndex(D3DVAL(75)));
- meshProxy->Release();
- D3DTRY(lpD3DRM->CREATE(Direct3DRMLight, &light1));
- D3DTRY(light1->SetType(D3DRMLIGHT_AMBIENT));
- D3DTRY(light1->SetColorRGB(D3DVAL(0.2), D3DVAL(0.2), D3DVAL(0.2)));
- D3DTRY(lpD3DRM->CREATE(Direct3DRMLight, &light2));
- D3DTRY(light2->SetType(D3DRMLIGHT_DIRECTIONAL));
- D3DTRY(light2->SetColorRGB(D3DVAL(1), D3DVAL(1), D3DVAL(1)));
- D3DTRY(scene->AddLight(light1));
- D3DTRY(scene->SetSceneBackgroundRGB(D3DVAL(0.3), D3DVAL(0.6), D3DVAL(0.3)));
- D3DTRY(lpD3DRM->CREATE(Direct3DRMFrame, &frame));
- D3DTRY(scene->AddChild(frame));
- D3DTRY(frame->SetOrientation(scene, D3DVAL(0.5), -D3DVAL(0.5), D3DVAL(1),
- D3DVAL(0), D3DVAL(1), D3DVAL(0)));
- D3DTRY(frame->AddLight(light2));
- frame->Release();
- D3DTRY(lpD3DRM->CREATE(Direct3DRMFrame, &frame));
- D3DTRY(scene->AddChild(frame));
- D3DTRY(frame->SetPosition(scene, D3DVAL(0), D3DVAL(0), D3DVAL(15)));
- D3DTRY(frame->SetOrientation(scene, D3DVAL(0), D3DVAL(1.0), D3DVAL(0),
- D3DVAL(0), D3DVAL(0), D3DVAL(1)));
- D3DTRY(frame->SetRotation(scene, D3DVAL(0), D3DVAL(0.9), D3DVAL(1.0), D3DVAL(0.04)));
- D3DTRY(lpD3DRM->CREATE(Direct3DRMMesh, &mesh));
- D3DTRY(mesh->AddGroup(30, 24, 3, faces, NULL));
- D3DTRY(mesh->SetGroupQuality(0, D3DRMRENDER_FLAT));
- D3DTRY(meshInterp->AttachObject(mesh));
- D3DTRY(frame->AddVisual(mesh));
- D3DTRY(frame->AddMoveCallback(interpolate, meshInterp));
- D3DTRY(frame->AddDestroyCallback(destroyInterp, meshInterp));
- D3DTRY(lpD3DRM->CREATE(Direct3DRMFrame, &axis));
- D3DTRY(frame->AddChild(axis));
- D3DTRY(axis->SetRotation(frame, D3DVAL(0), D3DVAL(1), D3DVAL(0), D3DVAL(0.04)));
- D3DTRY(lpD3DRM->CREATE(Direct3DRMFrame, &orbit));
- D3DTRY(axis->AddChild(orbit));
- D3DTRY(orbit->SetPosition(axis, D3DVAL(2.6), D3DVAL(0), D3DVAL(0)));
- RELEASE(mesh);
- RELEASE(frame);
- RELEASE(axis);
- RELEASE(orbit);
- RELEASE(light1);
- RELEASE(light2);
- /* don't release the wrap */
- return TRUE;
- generic_error:
- Msg("A failure occurred while building the scene.n");
- RELEASE(mesh);
- RELEASE(frame);
- RELEASE(axis);
- RELEASE(orbit);
- RELEASE(light1);
- RELEASE(light2);
- return FALSE;
- }
- void
- OverrideDefaults(Defaults* defaults)
- {
- defaults->bConstRenderQuality = TRUE;
- lstrcpy(defaults->Name, "Interpolator Direct3DRM Example");
- }
