Revision: 40880
          
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=40880
Author:   campbellbarton
Date:     2011-10-09 21:11:51 +0000 (Sun, 09 Oct 2011)
Log Message:
-----------
move NavMesh draw code out of being a modifier and into DerivedMesh drawing 
hack (which IMHO is less bad then mis-using a modifier only to override drawing 
calls).

Modified Paths:
--------------
    trunk/blender/source/blender/blenkernel/BKE_mesh.h
    trunk/blender/source/blender/blenkernel/CMakeLists.txt
    trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c
    trunk/blender/source/blender/blenkernel/intern/mesh.c
    trunk/blender/source/blender/editors/mesh/mesh_navmesh.c
    trunk/blender/source/blender/makesdna/DNA_modifier_types.h
    trunk/blender/source/blender/makesrna/intern/rna_modifier.c
    trunk/blender/source/blender/makesrna/intern/rna_object.c
    trunk/blender/source/blender/modifiers/CMakeLists.txt
    trunk/blender/source/blender/modifiers/intern/MOD_util.c

Removed Paths:
-------------
    trunk/blender/source/blender/modifiers/intern/MOD_navmesh.c

Modified: trunk/blender/source/blender/blenkernel/BKE_mesh.h
===================================================================
--- trunk/blender/source/blender/blenkernel/BKE_mesh.h  2011-10-09 20:28:35 UTC 
(rev 40879)
+++ trunk/blender/source/blender/blenkernel/BKE_mesh.h  2011-10-09 21:11:51 UTC 
(rev 40880)
@@ -161,6 +161,8 @@
 
 void BKE_mesh_calc_edges(struct Mesh *mesh, int update);
 
+void BKE_mesh_ensure_navmesh(struct Mesh *me);
+
 #ifdef __cplusplus
 }
 #endif

Modified: trunk/blender/source/blender/blenkernel/CMakeLists.txt
===================================================================
--- trunk/blender/source/blender/blenkernel/CMakeLists.txt      2011-10-09 
20:28:35 UTC (rev 40879)
+++ trunk/blender/source/blender/blenkernel/CMakeLists.txt      2011-10-09 
21:11:51 UTC (rev 40880)
@@ -359,6 +359,8 @@
                intern/navmesh_conversion.c
                BKE_navmesh_conversion.h
        )
+
+       add_definitions(-DWITH_GAMEENGINE)
 endif()
 
 ## Warnings as errors, this is too strict!

Modified: trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c        
2011-10-09 20:28:35 UTC (rev 40879)
+++ trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c        
2011-10-09 21:11:51 UTC (rev 40880)
@@ -62,6 +62,10 @@
 #include "BKE_multires.h"
 #include "BKE_armature.h"
 
+#ifdef WITH_GAMEENGINE
+#include "BKE_navmesh_conversion.h"
+#endif
+
 #include "BLO_sys_types.h" // for intptr_t support
 
 #include "GL/glew.h"
@@ -73,6 +77,8 @@
 
 extern GLubyte stipple_quarttone[128]; /* glutil.c, bad level data */
 
+static DerivedMesh *navmesh_dm_createNavMeshForVisualization(DerivedMesh *dm);
+
 ///////////////////////////////////
 ///////////////////////////////////
 
@@ -2105,6 +2111,18 @@
                        add_orco_dm(ob, NULL, *deform_r, NULL, CD_ORCO);
        }
 
+#ifdef WITH_GAMEENGINE
+       /* NavMesh - this is a hack but saves having a NavMesh modifier */
+       if (ob->body_type == OB_BODY_TYPE_NAVMESH && finaldm->type == 
DM_TYPE_CDDM) {
+               DerivedMesh *tdm;
+               tdm= navmesh_dm_createNavMeshForVisualization(finaldm);
+               if (finaldm != tdm) {
+                       finaldm->release(finaldm);
+                       finaldm= tdm;
+               }
+       }
+#endif /* WITH_GAMEENGINE */
+
        *final_r = finaldm;
 
        if(orcodm)
@@ -2939,3 +2957,171 @@
 
        boundbox_set_from_min_max(ob->bb, min, max);
 }
+
+/* --- NAVMESH (begin) --- */
+#ifdef WITH_GAMEENGINE
+
+BM_INLINE int navmesh_bit(int a, int b)
+{
+       return (a & (1 << b)) >> b;
+}
+
+BM_INLINE void navmesh_intToCol(int i, float* col)
+{
+       int     r = navmesh_bit(i, 0) + navmesh_bit(i, 3) * 2 + 1;
+       int     g = navmesh_bit(i, 1) + navmesh_bit(i, 4) * 2 + 1;
+       int     b = navmesh_bit(i, 2) + navmesh_bit(i, 5) * 2 + 1;
+       col[0] = 1 - r*63.0f/255.0f;
+       col[1] = 1 - g*63.0f/255.0f;
+       col[2] = 1 - b*63.0f/255.0f;
+}
+
+static void navmesh_drawColored(DerivedMesh *dm)
+{
+       int a, glmode;
+       MVert *mvert = (MVert *)CustomData_get_layer(&dm->vertData, CD_MVERT);
+       MFace *mface = (MFace *)CustomData_get_layer(&dm->faceData, CD_MFACE);
+       int* polygonIdx = (int*)CustomData_get_layer(&dm->faceData, CD_RECAST);
+       const float BLACK_COLOR[3] = {0.f, 0.f, 0.f};
+       float col[3];
+
+       if (!polygonIdx)
+               return;
+
+       /*
+       //UI_ThemeColor(TH_WIRE);
+       glDisable(GL_LIGHTING);
+       glLineWidth(2.0);
+       dm->drawEdges(dm, 0, 1);
+       glLineWidth(1.0);
+       glEnable(GL_LIGHTING);*/
+
+       glDisable(GL_LIGHTING);
+       if(GPU_buffer_legacy(dm) ) {
+               DEBUG_VBO( "Using legacy code. drawNavMeshColored\n" );
+               //glShadeModel(GL_SMOOTH);
+               glBegin(glmode = GL_QUADS);
+               for(a = 0; a < dm->numFaceData; a++, mface++) {
+                       int new_glmode = mface->v4?GL_QUADS:GL_TRIANGLES;
+                       int polygonIdx = *(int*)CustomData_get(&dm->faceData, 
a, CD_RECAST);
+                       if (polygonIdx<=0)
+                               memcpy(col, BLACK_COLOR, 3*sizeof(float));
+                       else
+                               navmesh_intToCol(polygonIdx, col);
+
+                       if(new_glmode != glmode) {
+                               glEnd();
+                               glBegin(glmode = new_glmode);
+                       }
+                       glColor3fv(col);
+                       glVertex3fv(mvert[mface->v1].co);
+                       glVertex3fv(mvert[mface->v2].co);
+                       glVertex3fv(mvert[mface->v3].co);
+                       if(mface->v4) {
+                               glVertex3fv(mvert[mface->v4].co);
+                       }
+               }
+               glEnd();
+       }
+       glEnable(GL_LIGHTING);
+}
+
+static void navmesh_DM_drawFacesTex(DerivedMesh *dm, int 
(*setDrawOptions)(MTFace *tface, int has_mcol, int matnr))
+{
+       (void) setDrawOptions;
+
+       navmesh_drawColored(dm);
+}
+
+static void navmesh_DM_drawFacesSolid(DerivedMesh *dm,
+                                                               float 
(*partial_redraw_planes)[4],
+                                                               int 
UNUSED(fast), int (*setMaterial)(int, void *attribs))
+{
+       (void) partial_redraw_planes;
+       (void) setMaterial;
+
+       //drawFacesSolid_original(dm, partial_redraw_planes, fast, setMaterial);
+       navmesh_drawColored(dm);
+}
+
+static DerivedMesh *navmesh_dm_createNavMeshForVisualization(DerivedMesh *dm)
+{
+       DerivedMesh *result;
+       int maxFaces = dm->getNumFaces(dm);
+       int *recastData;
+       int vertsPerPoly=0, nverts=0, ndtris=0, npolys=0;
+       float* verts=NULL;
+       unsigned short *dtris=NULL, *dmeshes=NULL, *polys=NULL;
+       int *dtrisToPolysMap=NULL, *dtrisToTrisMap=NULL, *trisToFacesMap=NULL;
+       int res;
+
+       result = CDDM_copy(dm);
+       if (!CustomData_has_layer(&result->faceData, CD_RECAST))
+       {
+               int *sourceRecastData = 
(int*)CustomData_get_layer(&dm->faceData, CD_RECAST);
+               CustomData_add_layer_named(&result->faceData, CD_RECAST, 
CD_DUPLICATE,
+                       sourceRecastData, maxFaces, "recastData");
+       }
+       recastData = (int*)CustomData_get_layer(&result->faceData, CD_RECAST);
+       result->drawFacesTex =  navmesh_DM_drawFacesTex;
+       result->drawFacesSolid = navmesh_DM_drawFacesSolid;
+
+
+       //process mesh
+       res  = buildNavMeshDataByDerivedMesh(dm, &vertsPerPoly, &nverts, 
&verts, &ndtris, &dtris,
+                                                                               
&npolys, &dmeshes, &polys, &dtrisToPolysMap, &dtrisToTrisMap,
+                                                                               
&trisToFacesMap);
+       if (res)
+       {
+               size_t polyIdx;
+
+               //invalidate concave polygon
+               for (polyIdx=0; polyIdx<(size_t)npolys; polyIdx++)
+               {
+                       unsigned short* poly = &polys[polyIdx*2*vertsPerPoly];
+                       if (!polyIsConvex(poly, vertsPerPoly, verts))
+                       {
+                               //set negative polygon idx to all faces
+                               unsigned short *dmesh = &dmeshes[4*polyIdx];
+                               unsigned short tbase = dmesh[2];
+                               unsigned short tnum = dmesh[3];
+                               unsigned short ti;
+
+                               for (ti=0; ti<tnum; ti++)
+                               {
+                                       unsigned short triidx = 
dtrisToTrisMap[tbase+ti];
+                                       unsigned short faceidx = 
trisToFacesMap[triidx];
+                                       if (recastData[faceidx]>0)
+                                               recastData[faceidx] = 
-recastData[faceidx];
+                               }
+                       }
+               }
+
+       }
+       else
+       {
+               printf("Error during creation polygon infos\n");
+       }
+
+       //clean up
+       if (verts!=NULL)
+               MEM_freeN(verts);
+       if (dtris!=NULL)
+               MEM_freeN(dtris);
+       if (dmeshes!=NULL)
+               MEM_freeN(dmeshes);
+       if (polys!=NULL)
+               MEM_freeN(polys);
+       if (dtrisToPolysMap!=NULL)
+               MEM_freeN(dtrisToPolysMap);
+       if (dtrisToTrisMap!=NULL)
+               MEM_freeN(dtrisToTrisMap);
+       if (trisToFacesMap!=NULL)
+               MEM_freeN(trisToFacesMap);
+
+       return result;
+}
+
+#endif /* WITH_GAMEENGINE */
+
+/* --- NAVMESH (end) --- */

Modified: trunk/blender/source/blender/blenkernel/intern/mesh.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/mesh.c       2011-10-09 
20:28:35 UTC (rev 40879)
+++ trunk/blender/source/blender/blenkernel/intern/mesh.c       2011-10-09 
21:11:51 UTC (rev 40880)
@@ -1606,3 +1606,19 @@
                }
        }
 }
+
+
+void BKE_mesh_ensure_navmesh(Mesh *me)
+{
+       if (!CustomData_has_layer(&me->fdata, CD_RECAST)) {
+               int i;
+               int numFaces = me->totface;
+               int* recastData;
+               CustomData_add_layer_named(&me->fdata, CD_RECAST, CD_CALLOC, 
NULL, numFaces, "recastData");
+               recastData = (int*)CustomData_get_layer(&me->fdata, CD_RECAST);
+               for (i=0; i<numFaces; i++) {
+                       recastData[i] = i+1;
+               }
+               CustomData_add_layer_named(&me->fdata, CD_RECAST, CD_REFERENCE, 
recastData, numFaces, "recastData");
+       }
+}

Modified: trunk/blender/source/blender/editors/mesh/mesh_navmesh.c
===================================================================
--- trunk/blender/source/blender/editors/mesh/mesh_navmesh.c    2011-10-09 
20:28:35 UTC (rev 40879)
+++ trunk/blender/source/blender/editors/mesh/mesh_navmesh.c    2011-10-09 
21:11:51 UTC (rev 40880)
@@ -296,7 +296,6 @@
        int i,j, k;
        unsigned short* v;
        int face[3];
-       Main *bmain= CTX_data_main(C);
        Scene *scene= CTX_data_scene(C);
        Object* obedit;
        int createob= base==NULL;
@@ -305,7 +304,6 @@
        unsigned int *meshes;
        float bmin[3], cs, ch, *dverts;
        unsigned char *tris;
-       ModifierData *md;
 
        zero_v3(co);
        zero_v3(rot);
@@ -419,12 +417,9 @@
                obedit->body_type= OB_BODY_TYPE_NAVMESH;
                rename_id((ID *)obedit, "Navmesh");
        }
-       
-       md= modifiers_findByType(obedit, eModifierType_NavMesh);
-       if(!md) {
-               ED_object_modifier_add(NULL, bmain, scene, obedit, NULL, 
eModifierType_NavMesh);
-       }
 
+       BKE_mesh_ensure_navmesh(obedit->data);
+
        return obedit;
 }
 

Modified: trunk/blender/source/blender/makesdna/DNA_modifier_types.h
===================================================================
--- trunk/blender/source/blender/makesdna/DNA_modifier_types.h  2011-10-09 
20:28:35 UTC (rev 40879)
+++ trunk/blender/source/blender/makesdna/DNA_modifier_types.h  2011-10-09 
21:11:51 UTC (rev 40880)
@@ -74,7 +74,6 @@
        eModifierType_WeightVGEdit,
        eModifierType_WeightVGMix,
        eModifierType_WeightVGProximity,
-       eModifierType_NavMesh,
        eModifierType_DynamicPaint, /* reserve slot */
        NUM_MODIFIER_TYPES
 } ModifierType;
@@ -751,10 +750,6 @@
 #define MOD_SCREW_OBJECT_OFFSET        (1<<2)
 // #define MOD_SCREW_OBJECT_ANGLE      (1<<4)
 
-typedef struct NavMeshModifierData {
-       ModifierData modifier;
-} NavMeshModifierData;
-
 typedef struct WarpModifierData {
        ModifierData modifier;
 

Modified: trunk/blender/source/blender/makesrna/intern/rna_modifier.c
===================================================================
--- trunk/blender/source/blender/makesrna/intern/rna_modifier.c 2011-10-09 
20:28:35 UTC (rev 40879)
+++ trunk/blender/source/blender/makesrna/intern/rna_modifier.c 2011-10-09 
21:11:51 UTC (rev 40880)
@@ -91,7 +91,6 @@
        {eModifierType_Collision, "COLLISION", ICON_MOD_PHYSICS, "Collision", 
""},
        {eModifierType_Explode, "EXPLODE", ICON_MOD_EXPLODE, "Explode", ""},
        {eModifierType_Fluidsim, "FLUID_SIMULATION", ICON_MOD_FLUIDSIM, "Fluid 
Simulation", ""},
-       {eModifierType_NavMesh, "NAVMESH", ICON_MOD_PHYSICS, "Navigation mesh", 
""},
        {eModifierType_ParticleInstance, "PARTICLE_INSTANCE", 
ICON_MOD_PARTICLES, "Particle Instance", ""},
        {eModifierType_ParticleSystem, "PARTICLE_SYSTEM", ICON_MOD_PARTICLES, 
"Particle System", ""},
        {eModifierType_Smoke, "SMOKE", ICON_MOD_SMOKE, "Smoke", ""},

@@ Diff output truncated at 10240 characters. @@
_______________________________________________
Bf-blender-cvs mailing list
[email protected]
http://lists.blender.org/mailman/listinfo/bf-blender-cvs

Reply via email to