Brecht Van Lommel
dd7e0b6bfe
This fixes most of the UV distortion issues with subsurf. Near seams however there might still be some distortion, but this should at least not be worse than before. Subsurf UV is enabled by default on new meshes, and can be enabled in the modifier panel for existing ones. Before and after: http://users.pandora.be/blendix/notsmooth.png http://users.pandora.be/blendix/smooth.png
153 lines
6.5 KiB
C++
153 lines
6.5 KiB
C++
/* $Id$ */
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typedef void* CCGMeshHDL;
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typedef void* CCGVertHDL;
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typedef void* CCGEdgeHDL;
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typedef void* CCGFaceHDL;
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typedef struct _CCGVert CCGVert;
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typedef struct _CCGEdge CCGEdge;
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typedef struct _CCGFace CCGFace;
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typedef struct _CCGMeshIFC CCGMeshIFC;
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struct _CCGMeshIFC {
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int vertUserSize, edgeUserSize, faceUserSize;
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int vertDataSize;
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};
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/***/
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typedef void* CCGAllocatorHDL;
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typedef struct _CCGAllocatorIFC CCGAllocatorIFC;
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struct _CCGAllocatorIFC {
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void* (*alloc) (CCGAllocatorHDL a, int numBytes);
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void* (*realloc) (CCGAllocatorHDL a, void *ptr, int newSize, int oldSize);
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void (*free) (CCGAllocatorHDL a, void *ptr);
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void (*release) (CCGAllocatorHDL a);
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};
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/***/
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typedef enum {
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eCCGError_None = 0,
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eCCGError_InvalidSyncState,
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eCCGError_InvalidValue,
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} CCGError;
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/***/
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typedef struct _CCGSubSurf CCGSubSurf;
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CCGSubSurf* ccgSubSurf_new (CCGMeshIFC *ifc, int subdivisionLevels, CCGAllocatorIFC *allocatorIFC, CCGAllocatorHDL allocator);
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void ccgSubSurf_free (CCGSubSurf *ss);
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CCGError ccgSubSurf_sync (CCGSubSurf *ss);
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CCGError ccgSubSurf_initFullSync (CCGSubSurf *ss);
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CCGError ccgSubSurf_initPartialSync (CCGSubSurf *ss);
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CCGError ccgSubSurf_syncVert (CCGSubSurf *ss, CCGVertHDL vHDL, void *vertData, int seam, CCGVert **v_r);
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CCGError ccgSubSurf_syncEdge (CCGSubSurf *ss, CCGEdgeHDL eHDL, CCGVertHDL e_vHDL0, CCGVertHDL e_vHDL1, float crease, CCGEdge **e_r);
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CCGError ccgSubSurf_syncFace (CCGSubSurf *ss, CCGFaceHDL fHDL, int numVerts, CCGVertHDL *vHDLs, CCGFace **f_r);
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CCGError ccgSubSurf_syncVertDel (CCGSubSurf *ss, CCGVertHDL vHDL);
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CCGError ccgSubSurf_syncEdgeDel (CCGSubSurf *ss, CCGEdgeHDL eHDL);
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CCGError ccgSubSurf_syncFaceDel (CCGSubSurf *ss, CCGFaceHDL fHDL);
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CCGError ccgSubSurf_processSync (CCGSubSurf *ss);
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CCGError ccgSubSurf_setSubdivisionLevels (CCGSubSurf *ss, int subdivisionLevels);
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CCGError ccgSubSurf_setAllowEdgeCreation (CCGSubSurf *ss, int allowEdgeCreation, float defaultCreaseValue, void *defaultUserData);
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void ccgSubSurf_getAllowEdgeCreation (CCGSubSurf *ss, int *allowEdgeCreation_r, float *defaultCreaseValue_r, void *defaultUserData_r);
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void ccgSubSurf_getUseAgeCounts (CCGSubSurf *ss, int *useAgeCounts_r, int *vertUserOffset_r, int *edgeUserOffset_r, int *faceUserOffset_r);
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CCGError ccgSubSurf_setUseAgeCounts (CCGSubSurf *ss, int useAgeCounts, int vertUserOffset, int edgeUserOffset, int faceUserOffset);
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CCGError ccgSubSurf_setCalcVertexNormals (CCGSubSurf *ss, int useVertNormals, int normalDataOffset);
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/***/
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int ccgSubSurf_getNumVerts (CCGSubSurf *ss);
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int ccgSubSurf_getNumEdges (CCGSubSurf *ss);
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int ccgSubSurf_getNumFaces (CCGSubSurf *ss);
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int ccgSubSurf_getSubdivisionLevels (CCGSubSurf *ss);
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int ccgSubSurf_getEdgeSize (CCGSubSurf *ss);
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int ccgSubSurf_getEdgeLevelSize (CCGSubSurf *ss, int level);
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int ccgSubSurf_getGridSize (CCGSubSurf *ss);
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int ccgSubSurf_getGridLevelSize (CCGSubSurf *ss, int level);
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CCGVert* ccgSubSurf_getVert (CCGSubSurf *ss, CCGVertHDL v);
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CCGVertHDL ccgSubSurf_getVertVertHandle (CCGSubSurf *ss, CCGVert *v);
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int ccgSubSurf_getVertNumFaces (CCGSubSurf *ss, CCGVert *v);
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CCGFace* ccgSubSurf_getVertFace (CCGSubSurf *ss, CCGVert *v, int index);
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int ccgSubSurf_getVertNumEdges (CCGSubSurf *ss, CCGVert *v);
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CCGEdge* ccgSubSurf_getVertEdge (CCGSubSurf *ss, CCGVert *v, int index);
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int ccgSubSurf_getVertAge (CCGSubSurf *ss, CCGVert *v);
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void* ccgSubSurf_getVertUserData (CCGSubSurf *ss, CCGVert *v);
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void* ccgSubSurf_getVertData (CCGSubSurf *ss, CCGVert *v);
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void* ccgSubSurf_getVertLevelData (CCGSubSurf *ss, CCGVert *v, int level);
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CCGEdge* ccgSubSurf_getEdge (CCGSubSurf *ss, CCGEdgeHDL e);
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CCGEdgeHDL ccgSubSurf_getEdgeEdgeHandle (CCGSubSurf *ss, CCGEdge *e);
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int ccgSubSurf_getEdgeNumFaces (CCGSubSurf *ss, CCGEdge *e);
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CCGFace* ccgSubSurf_getEdgeFace (CCGSubSurf *ss, CCGEdge *e, int index);
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CCGVert* ccgSubSurf_getEdgeVert0 (CCGSubSurf *ss, CCGEdge *e);
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CCGVert* ccgSubSurf_getEdgeVert1 (CCGSubSurf *ss, CCGEdge *e);
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float ccgSubSurf_getEdgeCrease (CCGSubSurf *ss, CCGEdge *e);
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int ccgSubSurf_getEdgeAge (CCGSubSurf *ss, CCGEdge *e);
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void* ccgSubSurf_getEdgeUserData (CCGSubSurf *ss, CCGEdge *e);
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void* ccgSubSurf_getEdgeDataArray (CCGSubSurf *ss, CCGEdge *e);
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void* ccgSubSurf_getEdgeData (CCGSubSurf *ss, CCGEdge *e, int x);
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void* ccgSubSurf_getEdgeLevelData (CCGSubSurf *ss, CCGEdge *e, int x, int level);
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CCGFace* ccgSubSurf_getFace (CCGSubSurf *ss, CCGFaceHDL f);
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CCGFaceHDL ccgSubSurf_getFaceFaceHandle (CCGSubSurf *ss, CCGFace *f);
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int ccgSubSurf_getFaceNumVerts (CCGSubSurf *ss, CCGFace *f);
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CCGVert* ccgSubSurf_getFaceVert (CCGSubSurf *ss, CCGFace *f, int index);
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CCGEdge* ccgSubSurf_getFaceEdge (CCGSubSurf *ss, CCGFace *f, int index);
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int ccgSubSurf_getFaceEdgeIndex (CCGSubSurf *ss, CCGFace *f, CCGEdge *e);
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int ccgSubSurf_getFaceAge (CCGSubSurf *ss, CCGFace *f);
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void* ccgSubSurf_getFaceUserData (CCGSubSurf *ss, CCGFace *f);
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void* ccgSubSurf_getFaceCenterData (CCGSubSurf *ss, CCGFace *f);
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void* ccgSubSurf_getFaceGridEdgeDataArray (CCGSubSurf *ss, CCGFace *f, int gridIndex);
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void* ccgSubSurf_getFaceGridEdgeData (CCGSubSurf *ss, CCGFace *f, int gridIndex, int x);
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void* ccgSubSurf_getFaceGridDataArray (CCGSubSurf *ss, CCGFace *f, int gridIndex);
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void* ccgSubSurf_getFaceGridData (CCGSubSurf *ss, CCGFace *f, int gridIndex, int x, int y);
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int ccgSubSurf_getNumFinalVerts (CCGSubSurf *ss);
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int ccgSubSurf_getNumFinalEdges (CCGSubSurf *ss);
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int ccgSubSurf_getNumFinalFaces (CCGSubSurf *ss);
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/***/
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typedef struct _CCGVertIterator CCGVertIterator;
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typedef struct _CCGEdgeIterator CCGEdgeIterator;
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typedef struct _CCGFaceIterator CCGFaceIterator;
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CCGVertIterator* ccgSubSurf_getVertIterator (CCGSubSurf *ss);
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CCGEdgeIterator* ccgSubSurf_getEdgeIterator (CCGSubSurf *ss);
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CCGFaceIterator* ccgSubSurf_getFaceIterator (CCGSubSurf *ss);
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CCGVert* ccgVertIterator_getCurrent (CCGVertIterator *vi);
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int ccgVertIterator_isStopped (CCGVertIterator *vi);
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void ccgVertIterator_next (CCGVertIterator *vi);
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void ccgVertIterator_free (CCGVertIterator *vi);
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CCGEdge* ccgEdgeIterator_getCurrent (CCGEdgeIterator *ei);
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int ccgEdgeIterator_isStopped (CCGEdgeIterator *ei);
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void ccgEdgeIterator_next (CCGEdgeIterator *ei);
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void ccgEdgeIterator_free (CCGEdgeIterator *ei);
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CCGFace* ccgFaceIterator_getCurrent (CCGFaceIterator *fi);
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int ccgFaceIterator_isStopped (CCGFaceIterator *fi);
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void ccgFaceIterator_next (CCGFaceIterator *fi);
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void ccgFaceIterator_free (CCGFaceIterator *fi);
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