diff options
Diffstat (limited to 'source/blender/blenkernel/intern/DerivedMesh.c')
| -rw-r--r-- | source/blender/blenkernel/intern/DerivedMesh.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/DerivedMesh.c b/source/blender/blenkernel/intern/DerivedMesh.c index 5c447d1a7f6..4400c895b78 100644 --- a/source/blender/blenkernel/intern/DerivedMesh.c +++ b/source/blender/blenkernel/intern/DerivedMesh.c @@ -1123,6 +1123,140 @@ static void emDM_drawFacesGLSL(DerivedMesh *dm, dm->drawMappedFacesGLSL(dm, setMaterial, NULL, NULL); } +static void emDM_drawMappedFacesMat(DerivedMesh *dm, + void (*setMaterial)(void *userData, int, void *attribs), + int (*setFace)(void *userData, int index), void *userData) +{ + EditMeshDerivedMesh *emdm= (EditMeshDerivedMesh*) dm; + EditMesh *em= emdm->em; + float (*vertexCos)[3]= emdm->vertexCos; + float (*vertexNos)[3]= emdm->vertexNos; + EditVert *eve; + EditFace *efa; + DMVertexAttribs attribs= {{{0}}}; + GPUVertexAttribs gattribs; + int i, b, matnr, new_matnr; + + matnr = -1; + + /* always use smooth shading even for flat faces, else vertex colors wont interpolate */ + glShadeModel(GL_SMOOTH); + + for (i=0,eve=em->verts.first; eve; eve= eve->next) + eve->tmp.l = (intptr_t) i++; + +#define PASSATTRIB(efa, eve, vert) { \ + if(attribs.totorco) { \ + float *orco = attribs.orco.array[eve->tmp.l]; \ + if(attribs.orco.glTexco) \ + glTexCoord3fv(orco); \ + else \ + glVertexAttrib3fvARB(attribs.orco.glIndex, orco); \ + } \ + for(b = 0; b < attribs.tottface; b++) { \ + MTFace *_tf = (MTFace*)((char*)efa->data + attribs.tface[b].emOffset); \ + if(attribs.tface[b].glTexco) \ + glTexCoord2fv(_tf->uv[vert]); \ + else \ + glVertexAttrib2fvARB(attribs.tface[b].glIndex, _tf->uv[vert]); \ + } \ + for(b = 0; b < attribs.totmcol; b++) { \ + MCol *cp = (MCol*)((char*)efa->data + attribs.mcol[b].emOffset); \ + GLubyte col[4]; \ + col[0]= cp->b; col[1]= cp->g; col[2]= cp->r; col[3]= cp->a; \ + glVertexAttrib4ubvARB(attribs.mcol[b].glIndex, col); \ + } \ + if(attribs.tottang) { \ + float *tang = attribs.tang.array[i*4 + vert]; \ + glVertexAttrib4fvARB(attribs.tang.glIndex, tang); \ + } \ +} + + for (i=0,efa= em->faces.first; efa; i++,efa= efa->next) { + int drawSmooth= (efa->flag & ME_SMOOTH); + + /* face hiding */ + if(setFace && !setFace(userData, i)) + continue; + + /* material */ + new_matnr = efa->mat_nr + 1; + if(new_matnr != matnr) { + setMaterial(userData, matnr = new_matnr, &gattribs); + DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs); + } + + /* face */ + glBegin(efa->v4?GL_QUADS:GL_TRIANGLES); + if (!drawSmooth) { + if(vertexCos) glNormal3fv(emdm->faceNos[i]); + else glNormal3fv(efa->n); + + PASSATTRIB(efa, efa->v1, 0); + if(vertexCos) glVertex3fv(vertexCos[(int) efa->v1->tmp.l]); + else glVertex3fv(efa->v1->co); + + PASSATTRIB(efa, efa->v2, 1); + if(vertexCos) glVertex3fv(vertexCos[(int) efa->v2->tmp.l]); + else glVertex3fv(efa->v2->co); + + PASSATTRIB(efa, efa->v3, 2); + if(vertexCos) glVertex3fv(vertexCos[(int) efa->v3->tmp.l]); + else glVertex3fv(efa->v3->co); + + if(efa->v4) { + PASSATTRIB(efa, efa->v4, 3); + if(vertexCos) glVertex3fv(vertexCos[(int) efa->v4->tmp.l]); + else glVertex3fv(efa->v4->co); + } + } else { + PASSATTRIB(efa, efa->v1, 0); + if(vertexCos) { + glNormal3fv(vertexNos[(int) efa->v1->tmp.l]); + glVertex3fv(vertexCos[(int) efa->v1->tmp.l]); + } + else { + glNormal3fv(efa->v1->no); + glVertex3fv(efa->v1->co); + } + + PASSATTRIB(efa, efa->v2, 1); + if(vertexCos) { + glNormal3fv(vertexNos[(int) efa->v2->tmp.l]); + glVertex3fv(vertexCos[(int) efa->v2->tmp.l]); + } + else { + glNormal3fv(efa->v2->no); + glVertex3fv(efa->v2->co); + } + + PASSATTRIB(efa, efa->v3, 2); + if(vertexCos) { + glNormal3fv(vertexNos[(int) efa->v3->tmp.l]); + glVertex3fv(vertexCos[(int) efa->v3->tmp.l]); + } + else { + glNormal3fv(efa->v3->no); + glVertex3fv(efa->v3->co); + } + + if(efa->v4) { + PASSATTRIB(efa, efa->v4, 3); + if(vertexCos) { + glNormal3fv(vertexNos[(int) efa->v4->tmp.l]); + glVertex3fv(vertexCos[(int) efa->v4->tmp.l]); + } + else { + glNormal3fv(efa->v4->no); + glVertex3fv(efa->v4->co); + } + } + } + glEnd(); + } +#undef PASSATTRIB +} + static void emDM_getMinMax(DerivedMesh *dm, float min_r[3], float max_r[3]) { EditMeshDerivedMesh *emdm= (EditMeshDerivedMesh*) dm; @@ -1429,6 +1563,7 @@ DerivedMesh *editmesh_get_derived(EditMesh *em, float (*vertexCos)[3]) emdm->dm.drawMappedFacesGLSL = emDM_drawMappedFacesGLSL; emdm->dm.drawFacesTex = emDM_drawFacesTex; emdm->dm.drawFacesGLSL = emDM_drawFacesGLSL; + emdm->dm.drawMappedFacesMat = emDM_drawMappedFacesMat; emdm->dm.drawUVEdges = emDM_drawUVEdges; emdm->dm.release = emDM_release; |