diff options
author | Nicholas Bishop <nicholasbishop@gmail.com> | 2009-10-27 22:53:34 +0300 |
---|---|---|
committer | Nicholas Bishop <nicholasbishop@gmail.com> | 2009-10-27 22:53:34 +0300 |
commit | 93beb0b85a4a0e301d9bfae9edee1fe7bdabba12 (patch) | |
tree | 1eb245707476ea83a356671c1c84ce82127581a7 /source/blender/blenkernel/intern/cdderivedmesh.c | |
parent | b2c2dafb687fb3dea0b36a52d5b77695adfe5181 (diff) |
Commit of the sculpt patch (#19672). Further development will be in this branch until we merge to trunk.
Diffstat (limited to 'source/blender/blenkernel/intern/cdderivedmesh.c')
-rw-r--r-- | source/blender/blenkernel/intern/cdderivedmesh.c | 91 |
1 files changed, 89 insertions, 2 deletions
diff --git a/source/blender/blenkernel/intern/cdderivedmesh.c b/source/blender/blenkernel/intern/cdderivedmesh.c index e38bb00fe8d..6ae1057767d 100644 --- a/source/blender/blenkernel/intern/cdderivedmesh.c +++ b/source/blender/blenkernel/intern/cdderivedmesh.c @@ -49,7 +49,7 @@ #include "BLI_blenlib.h" #include "BLI_edgehash.h" #include "BLI_editVert.h" -#include "BLI_ghash.h" +#include "BLI_pbvh.h" #include "DNA_mesh_types.h" #include "DNA_meshdata_types.h" @@ -360,7 +360,68 @@ static void cdDM_drawLooseEdges(DerivedMesh *dm) } } -static void cdDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int, void *attribs)) +static int nodes_drawn = 0; +static int is_partial = 0; +/* XXX: Just a temporary replacement for the real drawing code */ +static void draw_partial_cb(const int *face_indices, + const int *vert_indices, + int totface, int totvert, void *data_v) +{ + /* XXX: Just some quick code to show leaf nodes in different colors */ + /*float col[3]; int i; + if(is_partial) { + col[0] = (rand() / (float)RAND_MAX); col[1] = col[2] = 0.6; + } + else { + srand((long long)data_v); + for(i = 0; i < 3; ++i) + col[i] = (rand() / (float)RAND_MAX) * 0.3 + 0.7; + } + glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, col); + + glColor3f(1, 0, 0);*/ + GPU_draw_buffers(data_v); + ++nodes_drawn; +} + +int find_all(float bb_min[3], float bb_max[3], void *data) +{ + return 1; +} + +/* Adapted from: + http://www.gamedev.net/community/forums/topic.asp?topic_id=512123 + Returns true if the AABB is at least partially within the frustum + (ok, not a real frustum), false otherwise. +*/ +int planes_contain_AABB(float bb_min[3], float bb_max[3], void *data) +{ + float (*planes)[4] = data; + int i, axis; + float vmin[3], vmax[3]; + + for(i = 0; i < 4; ++i) { + for(axis = 0; axis < 3; ++axis) { + if(planes[i][axis] > 0) { + vmin[axis] = bb_min[axis]; + vmax[axis] = bb_max[axis]; + } + else { + vmin[axis] = bb_max[axis]; + vmax[axis] = bb_min[axis]; + } + } + + if(Inpf(planes[i], vmin) + planes[i][3] > 0) + return 0; + } + + return 1; +} + +static void cdDM_drawFacesSolid(DerivedMesh *dm, void *tree, + float (*partial_redraw_planes)[4], + int (*setMaterial)(int, void *attribs)) { CDDerivedMesh *cddm = (CDDerivedMesh*) dm; MVert *mvert = cddm->mvert; @@ -376,6 +437,32 @@ static void cdDM_drawFacesSolid(DerivedMesh *dm, int (*setMaterial)(int, void *a glVertex3fv(mvert[index].co); \ } + if(tree) { + BLI_pbvh_search(tree, BLI_pbvh_update_search_cb, + PBVH_NodeData, NULL, NULL, + PBVH_SEARCH_UPDATE); + + if(partial_redraw_planes) { + BLI_pbvh_search(tree, planes_contain_AABB, + partial_redraw_planes, + draw_partial_cb, PBVH_DrawData, + PBVH_SEARCH_MODIFIED); + } + else { + BLI_pbvh_search(tree, find_all, NULL, + draw_partial_cb, PBVH_DrawData, + PBVH_SEARCH_NORMAL); + + } + + is_partial = !!partial_redraw_planes; + + //printf("nodes drawn=%d\n", nodes_drawn); + nodes_drawn = 0; + + return; + } + if( GPU_buffer_legacy(dm) ) { DEBUG_VBO( "Using legacy code. cdDM_drawFacesSolid\n" ); glBegin(glmode = GL_QUADS); |