[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [17490] branches/sim_physics/source/ blender/render/intern/source: * Exclude volume materials from AO

[Matt Ebb]

Revision: 17490
          
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=17490
Author:   broken
Date:     2008-11-18 02:53:52 +0100 (Tue, 18 Nov 2008)

Log Message:
-----------
* Exclude volume materials from AO

Modified Paths:
--------------
    branches/sim_physics/source/blender/render/intern/source/occlusion.c
    branches/sim_physics/source/blender/render/intern/source/rayshade.c

Modified: branches/sim_physics/source/blender/render/intern/source/occlusion.c
===================================================================
--- branches/sim_physics/source/blender/render/intern/source/occlusion.c        
2008-11-18 01:01:31 UTC (rev 17489)
+++ branches/sim_physics/source/blender/render/intern/source/occlusion.c        
2008-11-18 01:53:52 UTC (rev 17490)
@@ -663,7 +663,7 @@
                        if((a & 255)==0) vlr= obr->vlaknodes[a>>8].vlak;
                        else vlr++;
 
-                       if(vlr->mat->mode & MA_TRACEBLE) {
+                       if((vlr->mat->mode & MA_TRACEBLE) && 
(vlr->mat->material_type == MA_SOLID)) {
                                tree->face[b].obi= c;
                                tree->face[b].facenr= a;
                                tree->occlusion[b]= 1.0f;

Modified: branches/sim_physics/source/blender/render/intern/source/rayshade.c
===================================================================
--- branches/sim_physics/source/blender/render/intern/source/rayshade.c 
2008-11-18 01:01:31 UTC (rev 17489)
+++ branches/sim_physics/source/blender/render/intern/source/rayshade.c 
2008-11-18 01:53:52 UTC (rev 17490)
@@ -96,6 +96,17 @@
                return (is->lay & obi->lay);
 }
 
+static int vlr_check_intersect_solid(Isect *is, int ob, RayFace *face)
+{
+       VlakRen *vlr = (VlakRen*)face;
+
+       /* solid material types only */
+       if (vlr->mat->material_type == MA_SOLID)
+               return 1;
+       else
+               return 0;
+}
+
 static float *vlr_get_transform(void *userdata, int i)
 {
        ObjectInstanceRen *obi= RAY_OBJECT_GET((Render*)userdata, i);
@@ -1621,7 +1632,7 @@
                
                prev = fac;
                
-               if(RE_ray_tree_intersect(R.raytree, &isec)) {
+               if(RE_ray_tree_intersect_check(R.raytree, &isec, 
vlr_check_intersect_solid)) {
                        if (R.wrld.aomode & WO_AODIST) fac+= 
exp(-isec.labda*R.wrld.aodistfac); 
                        else fac+= 1.0f;
                }
@@ -1746,7 +1757,7 @@
                        isec.end[2] = shi->co[2] - maxdist*vec[2];
                        
                        /* do the trace */
-                       if(RE_ray_tree_intersect(R.raytree, &isec)) {
+                       if(RE_ray_tree_intersect_check(R.raytree, &isec, 
vlr_check_intersect_solid)) {
                                if (R.wrld.aomode & WO_AODIST) sh+= 
exp(-isec.labda*R.wrld.aodistfac); 
                                else sh+= 1.0f;
                        }


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