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path: root/source/blender/blenkernel/intern/subsurf_ccg.c
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Diffstat (limited to 'source/blender/blenkernel/intern/subsurf_ccg.c')
-rw-r--r--source/blender/blenkernel/intern/subsurf_ccg.c179
1 files changed, 175 insertions, 4 deletions
diff --git a/source/blender/blenkernel/intern/subsurf_ccg.c b/source/blender/blenkernel/intern/subsurf_ccg.c
index bba79bd6d28..e6797186b53 100644
--- a/source/blender/blenkernel/intern/subsurf_ccg.c
+++ b/source/blender/blenkernel/intern/subsurf_ccg.c
@@ -61,6 +61,10 @@
#include "BIF_gl.h"
+#include "GPU_draw.h"
+#include "GPU_extensions.h"
+#include "GPU_material.h"
+
#include "CCGSubSurf.h"
typedef struct _VertData {
@@ -696,6 +700,7 @@ DerivedMesh *ss_to_cdderivedmesh(CCGSubSurf *ss, int ssFromEditmesh,
for(index = 0; index < totedge; index++) {
CCGEdge *e = edgeMap2[index];
unsigned int flags = 0;
+ char bweight = 0;
int edgeIdx = GET_INT_FROM_POINTER(ccgSubSurf_getEdgeEdgeHandle(ss, e));
if(!ccgSubSurf_getEdgeNumFaces(ss, e)) flags |= ME_LOOSEEDGE;
@@ -706,12 +711,14 @@ DerivedMesh *ss_to_cdderivedmesh(CCGSubSurf *ss, int ssFromEditmesh,
dm->getEdge(dm, edgeIdx, &origMed);
flags |= origMed.flag;
+ bweight = origMed.bweight;
}
for(x = 0; x < edgeSize - 1; x++) {
med->v1 = getEdgeIndex(ss, e, x, edgeSize);
med->v2 = getEdgeIndex(ss, e, x + 1, edgeSize);
med->flag = flags;
+ med->bweight = bweight;
*origIndex = ccgDM_getEdgeMapIndex(NULL, ss, e);
++med;
++origIndex;
@@ -973,7 +980,7 @@ static void ccgDM_getFinalVert(DerivedMesh *dm, int vertNum, MVert *mv)
memset(mv, 0, sizeof(*mv));
- if(vertNum < ccgdm->edgeMap[0].startVert) {
+ if((vertNum < ccgdm->edgeMap[0].startVert) && (ccgSubSurf_getNumFaces(ss) > 0)) {
/* this vert comes from face data */
int lastface = ccgSubSurf_getNumFaces(ss) - 1;
CCGFace *f;
@@ -1014,7 +1021,7 @@ static void ccgDM_getFinalVert(DerivedMesh *dm, int vertNum, MVert *mv)
x = offset % gridSideVerts + 1;
VecCopyf(mv->co, ccgSubSurf_getFaceGridData(ss, f, grid, x, y));
}
- } else if(vertNum < ccgdm->vertMap[0].startVert) {
+ } else if((vertNum < ccgdm->vertMap[0].startVert) && (ccgSubSurf_getNumEdges(ss) > 0)) {
/* this vert comes from edge data */
CCGEdge *e;
int lastedge = ccgSubSurf_getNumEdges(ss) - 1;
@@ -1599,7 +1606,7 @@ static void ccgDM_glNormalFast(float *a, float *b, float *c, float *d)
}
/* Only used by non-editmesh types */
-static void ccgDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int)) {
+static void ccgDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int, void *attribs)) {
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
CCGSubSurf *ss = ccgdm->ss;
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
@@ -1621,7 +1628,7 @@ static void ccgDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int)) {
mat_nr= 0;
}
- if (!setMaterial(mat_nr+1))
+ if (!setMaterial(mat_nr+1, NULL))
continue;
glShadeModel(drawSmooth? GL_SMOOTH: GL_FLAT);
@@ -1666,6 +1673,168 @@ static void ccgDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int)) {
ccgFaceIterator_free(fi);
}
+
+ /* Only used by non-editmesh types */
+static void ccgDM_drawMappedFacesGLSL(DerivedMesh *dm, int (*setMaterial)(int, void *attribs), int (*setDrawOptions)(void *userData, int index), void *userData) {
+ CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
+ CCGSubSurf *ss = ccgdm->ss;
+ CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
+ GPUVertexAttribs gattribs;
+ DMVertexAttribs attribs;
+ MTFace *tf = dm->getFaceDataArray(dm, CD_MTFACE);
+ int gridSize = ccgSubSurf_getGridSize(ss);
+ int gridFaces = gridSize - 1;
+ int edgeSize = ccgSubSurf_getEdgeSize(ss);
+ int transp, orig_transp, new_transp;
+ char *faceFlags = DM_get_face_data_layer(dm, CD_FLAGS);
+ int a, b, i, doDraw, numVerts, matnr, new_matnr, totface;
+
+ doDraw = 0;
+ numVerts = 0;
+ matnr = -1;
+ transp = GPU_get_material_blend_mode();
+ orig_transp = transp;
+
+ memset(&attribs, 0, sizeof(attribs));
+
+#define PASSATTRIB(dx, dy, vert) { \
+ if(attribs.totorco) { \
+ index = getFaceIndex(ss, f, S, x+dx, y+dy, edgeSize, gridSize); \
+ glVertexAttrib3fvARB(attribs.orco.glIndex, attribs.orco.array[index]); \
+ } \
+ for(b = 0; b < attribs.tottface; b++) { \
+ MTFace *tf = &attribs.tface[b].array[a]; \
+ glVertexAttrib2fvARB(attribs.tface[b].glIndex, tf->uv[vert]); \
+ } \
+ for(b = 0; b < attribs.totmcol; b++) { \
+ MCol *cp = &attribs.mcol[b].array[a*4 + vert]; \
+ 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[a*4 + vert]; \
+ glVertexAttrib3fvARB(attribs.tang.glIndex, tang); \
+ } \
+}
+
+ totface = ccgSubSurf_getNumFaces(ss);
+ for(a = 0, i = 0; i < totface; i++) {
+ CCGFace *f = ccgdm->faceMap[i].face;
+ int S, x, y, drawSmooth;
+ int index = GET_INT_FROM_POINTER(ccgSubSurf_getFaceFaceHandle(ss, f));
+ int origIndex = ccgDM_getFaceMapIndex(ccgdm, ss, f);
+
+ numVerts = ccgSubSurf_getFaceNumVerts(ss, f);
+
+ if(faceFlags) {
+ drawSmooth = (faceFlags[index*4] & ME_SMOOTH);
+ new_matnr= faceFlags[index*4 + 1] + 1;
+ }
+ else {
+ drawSmooth = 1;
+ new_matnr= 1;
+ }
+
+ if(new_matnr != matnr) {
+ doDraw = setMaterial(matnr = new_matnr, &gattribs);
+ if(doDraw)
+ DM_vertex_attributes_from_gpu(dm, &gattribs, &attribs);
+ }
+
+ if(!doDraw || (setDrawOptions && !setDrawOptions(userData, origIndex))) {
+ a += gridFaces*gridFaces*numVerts;
+ continue;
+ }
+
+ if(tf) {
+ new_transp = tf[i].transp;
+
+ if(new_transp != transp) {
+ if(new_transp == GPU_BLEND_SOLID && orig_transp != GPU_BLEND_SOLID)
+ GPU_set_material_blend_mode(orig_transp);
+ else
+ GPU_set_material_blend_mode(new_transp);
+ transp = new_transp;
+ }
+ }
+
+ glShadeModel(drawSmooth? GL_SMOOTH: GL_FLAT);
+ for (S=0; S<numVerts; S++) {
+ VertData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
+ VertData *vda, *vdb;
+
+ if (drawSmooth) {
+ for (y=0; y<gridFaces; y++) {
+ glBegin(GL_QUAD_STRIP);
+ for (x=0; x<gridFaces; x++) {
+ vda = &faceGridData[(y+0)*gridSize + x];
+ vdb = &faceGridData[(y+1)*gridSize + x];
+
+ PASSATTRIB(0, 0, 0);
+ glNormal3fv(vda->no);
+ glVertex3fv(vda->co);
+
+ PASSATTRIB(0, 1, 1);
+ glNormal3fv(vdb->no);
+ glVertex3fv(vdb->co);
+
+ if(x != gridFaces-1)
+ a++;
+ }
+
+ vda = &faceGridData[(y+0)*gridSize + x];
+ vdb = &faceGridData[(y+1)*gridSize + x];
+
+ PASSATTRIB(0, 0, 3);
+ glNormal3fv(vda->no);
+ glVertex3fv(vda->co);
+
+ PASSATTRIB(0, 1, 2);
+ glNormal3fv(vdb->no);
+ glVertex3fv(vdb->co);
+
+ glEnd();
+
+ a++;
+ }
+ } else {
+ glBegin(GL_QUADS);
+ for (y=0; y<gridFaces; y++) {
+ for (x=0; x<gridFaces; x++) {
+ float *aco = faceGridData[(y+0)*gridSize + x].co;
+ float *bco = faceGridData[(y+0)*gridSize + x + 1].co;
+ float *cco = faceGridData[(y+1)*gridSize + x + 1].co;
+ float *dco = faceGridData[(y+1)*gridSize + x].co;
+
+ ccgDM_glNormalFast(aco, bco, cco, dco);
+
+ PASSATTRIB(0, 1, 1);
+ glVertex3fv(dco);
+ PASSATTRIB(1, 1, 2);
+ glVertex3fv(cco);
+ PASSATTRIB(1, 0, 3);
+ glVertex3fv(bco);
+ PASSATTRIB(0, 0, 0);
+ glVertex3fv(aco);
+
+ a++;
+ }
+ }
+ glEnd();
+ }
+ }
+ }
+
+#undef PASSATTRIB
+
+ ccgFaceIterator_free(fi);
+}
+
+static void ccgDM_drawFacesGLSL(DerivedMesh *dm, int (*setMaterial)(int, void *attribs)) {
+ dm->drawMappedFacesGLSL(dm, setMaterial, NULL, NULL);
+}
+
static void ccgDM_drawFacesColored(DerivedMesh *dm, int useTwoSided, unsigned char *col1, unsigned char *col2) {
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
CCGSubSurf *ss = ccgdm->ss;
@@ -2143,8 +2312,10 @@ static CCGDerivedMesh *getCCGDerivedMesh(CCGSubSurf *ss,
ccgdm->dm.drawFacesSolid = ccgDM_drawFacesSolid;
ccgdm->dm.drawFacesColored = ccgDM_drawFacesColored;
ccgdm->dm.drawFacesTex = ccgDM_drawFacesTex;
+ ccgdm->dm.drawFacesGLSL = ccgDM_drawFacesGLSL;
ccgdm->dm.drawMappedFaces = ccgDM_drawMappedFaces;
ccgdm->dm.drawMappedFacesTex = ccgDM_drawMappedFacesTex;
+ ccgdm->dm.drawMappedFacesGLSL = ccgDM_drawMappedFacesGLSL;
ccgdm->dm.drawUVEdges = ccgDM_drawUVEdges;
ccgdm->dm.drawMappedEdgesInterp = ccgDM_drawMappedEdgesInterp;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-19 21:44:22 +0300