svn merge -r 22571:22800 https://svn.blender.org/svnroot/bf-blender/trunk/blender

svn merge -r 22800:23207 https://svn.blender.org/svnroot/bf-blender/trunk/blender

Merged volumetric with new raytrace code (it compiles and rendered volume-cube.blend withouth problems)

Part1:
	source/blender

9 files changed, 223 insertions, 8 deletions

diff --git a/source/blender/render/intern/include/pointdensity.h b/source/blender/render/intern/include/pointdensity.h
new file mode 100644
index 00000000000..93cdef3b14e
--- /dev/null
+++ b/source/blender/render/intern/include/pointdensity.h
@@ -0,0 +1,44 @@
+/*
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Matt Ebb
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef POINTDENSITY_H
+#define POINTDENSITY_H 
+
+/**
+ * Make point density kd-trees for all point density textures in the scene
+ */
+
+struct Render;
+struct TexResult;
+
+void make_pointdensities(struct Render *re);
+void free_pointdensities(struct Render *re);
+int pointdensitytex(struct Tex *tex, float *texvec, struct TexResult *texres);
+
+#endif /* POINTDENSITY_H */
+
diff --git a/source/blender/render/intern/include/rayobject.h b/source/blender/render/intern/include/rayobject.h
index 2a9b42d22fe..19608fba262 100644
--- a/source/blender/render/intern/include/rayobject.h
+++ b/source/blender/render/intern/include/rayobject.h
@@ -152,13 +152,6 @@ typedef struct RayObjectAPI
 } RayObjectAPI;
 
 
-
-
-/*
- * Extend min/max coords so that the rayobject is inside them
- */
-void RE_rayobject_merge_bb(RayObject *ob, float *min, float *max);
-
 /*
  * This function differs from RE_rayobject_raycast
  * RE_rayobject_intersect does NOT perform last-hit optimization
diff --git a/source/blender/render/intern/include/render_types.h b/source/blender/render/intern/include/render_types.h
index c412921eb31..67c69259213 100644
--- a/source/blender/render/intern/include/render_types.h
+++ b/source/blender/render/intern/include/render_types.h
@@ -205,6 +205,9 @@ struct Render
 	ListBase customdata_names;
 
 	struct Object *excludeob;
+	ListBase render_volumes_inside;
+	ListBase volumes;
+	ListBase volume_precache_parts;
 
 	/* arena for allocating data for use during render, for
 		* example dynamic TFaces to go in the VlakRen structure.
@@ -302,7 +305,9 @@ typedef struct ObjectInstanceRen {
 
 	float dupliorco[3], dupliuv[2];
 	float (*duplitexmat)[4];
-
+	
+	struct VolumePrecache *volume_precache;
+	
 	float *vectors;
 	int totvector;
 	
@@ -416,6 +421,46 @@ typedef struct StrandRen {
 	float orco[3];
 } StrandRen;
 
+/* ------------------------------------------------------------------------- */
+
+typedef struct VolumeOb
+{
+	struct VolumeOb *next, *prev;
+	struct Material *ma;
+	struct ObjectRen *obr;
+} VolumeOb;
+
+typedef struct MatInside {
+	struct MatInside *next, *prev;
+	struct Material *ma;
+	struct ObjectInstanceRen *obi;
+} MatInside;
+
+typedef struct VolPrecachePart
+{
+	struct VolPrecachePart *next, *prev;
+	struct RayObject *tree;
+	struct ShadeInput *shi;
+	struct ObjectInstanceRen *obi;
+	int num;
+	int minx, maxx;
+	int miny, maxy;
+	int minz, maxz;
+	int res[3];
+	float bbmin[3];
+	float voxel[3];
+	int working, done;
+} VolPrecachePart;
+
+typedef struct VolumePrecache
+{
+	int res[3];
+	float *data_r;
+	float *data_g;
+	float *data_b;
+} VolumePrecache;
+
+/* ------------------------------------------------------------------------- */
 
 struct LampRen;
 struct MTex;
diff --git a/source/blender/render/intern/include/rendercore.h b/source/blender/render/intern/include/rendercore.h
index 4b28529a147..250fbc000cb 100644
--- a/source/blender/render/intern/include/rendercore.h
+++ b/source/blender/render/intern/include/rendercore.h
@@ -95,6 +95,7 @@ int get_sample_layers(struct RenderPart *pa, struct RenderLayer *rl, struct Rend
 
 extern void freeraytree(Render *re);
 extern void makeraytree(Render *re);
+RayObject* makeraytree_object(Render *re, ObjectInstanceRen *obi);
 
 extern void ray_shadow(ShadeInput *, LampRen *, float *);
 extern void ray_trace(ShadeInput *, ShadeResult *);
diff --git a/source/blender/render/intern/include/shading.h b/source/blender/render/intern/include/shading.h
index d195f32d5ef..95bccd2be1e 100644
--- a/source/blender/render/intern/include/shading.h
+++ b/source/blender/render/intern/include/shading.h
@@ -33,6 +33,7 @@ struct VlakRen;
 struct StrandSegment;
 struct StrandPoint;
 struct ObjectInstanceRen obi;
+struct Isect;
 
 /* shadeinput.c */
 
@@ -52,6 +53,7 @@ typedef struct ShadeSample {
 
 	/* also the node shader callback */
 void shade_material_loop(struct ShadeInput *shi, struct ShadeResult *shr);
+void shade_volume_loop(struct ShadeInput *shi, struct ShadeResult *shr);
 
 void shade_input_set_triangle_i(struct ShadeInput *shi, struct ObjectInstanceRen *obi, struct VlakRen *vlr, short i1, short i2, short i3);
 void shade_input_set_triangle(struct ShadeInput *shi, volatile int obi, volatile int facenr, int normal_flip);
@@ -87,7 +89,11 @@ void shade_color(struct ShadeInput *shi, ShadeResult *shr);
 void ambient_occlusion_to_diffuse(struct ShadeInput *shi, float *diff);
 void ambient_occlusion(struct ShadeInput *shi);
 
+ListBase *get_lights(struct ShadeInput *shi);
 float lamp_get_visibility(struct LampRen *lar, float *co, float *lv, float *dist);
 void lamp_get_shadow(struct LampRen *lar, ShadeInput *shi, float inp, float *shadfac, int do_real);
 
 float	fresnel_fac(float *view, float *vn, float fresnel, float fac);
+
+/* rayshade.c */
+extern void shade_ray(struct Isect *is, struct ShadeInput *shi, struct ShadeResult *shr);
diff --git a/source/blender/render/intern/include/texture.h b/source/blender/render/intern/include/texture.h
index c254b768292..78d6a912af1 100644
--- a/source/blender/render/intern/include/texture.h
+++ b/source/blender/render/intern/include/texture.h
@@ -56,6 +56,7 @@ void do_halo_tex(struct HaloRen *har, float xn, float yn, float *colf);
 void do_sky_tex(float *rco, float *lo, float *dxyview, float *hor, float *zen, float *blend, int skyflag, short thread);
 void do_material_tex(struct ShadeInput *shi);
 void do_lamp_tex(LampRen *la, float *lavec, struct ShadeInput *shi, float *colf, int effect);
+void do_volume_tex(struct ShadeInput *shi, float *xyz, int mapto_flag, float *col, float *val);
 
 void init_render_textures(Render *re);
 void end_render_textures(void);
diff --git a/source/blender/render/intern/include/volume_precache.h b/source/blender/render/intern/include/volume_precache.h
new file mode 100644
index 00000000000..9d87a219c82
--- /dev/null
+++ b/source/blender/render/intern/include/volume_precache.h
@@ -0,0 +1,33 @@
+/**
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Matt Ebb.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+ 
+void volume_precache(Render *re);
+void free_volume_precache(Render *re);
+int point_inside_volume_objectinstance(ObjectInstanceRen *obi, float *co);
+
+#define VOL_MS_TIMESTEP	0.1f
\ No newline at end of file
diff --git a/source/blender/render/intern/include/volumetric.h b/source/blender/render/intern/include/volumetric.h
new file mode 100644
index 00000000000..026b4840ea3
--- /dev/null
+++ b/source/blender/render/intern/include/volumetric.h
@@ -0,0 +1,47 @@
+/**
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Matt Ebb.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+float vol_get_stepsize(struct ShadeInput *shi, int context);
+float vol_get_density(struct ShadeInput *shi, float *co);
+void vol_get_scattering(ShadeInput *shi, float *scatter_col, float *co, float stepsize, float density);
+
+void shade_volume_outside(ShadeInput *shi, ShadeResult *shr);
+void shade_volume_inside(ShadeInput *shi, ShadeResult *shr);
+void shade_volume_shadow(struct ShadeInput *shi, struct ShadeResult *shr, struct Isect *last_is);
+
+#define STEPSIZE_VIEW	0
+#define STEPSIZE_SHADE	1
+
+#define VOL_IS_BACKFACE			1
+#define VOL_IS_SAMEMATERIAL		2
+
+#define VOL_BOUNDS_DEPTH	0
+#define VOL_BOUNDS_SS		1
+
+#define VOL_SHADE_OUTSIDE	0
+#define VOL_SHADE_INSIDE	1
diff --git a/source/blender/render/intern/include/voxeldata.h b/source/blender/render/intern/include/voxeldata.h
new file mode 100644
index 00000000000..b291bdc096d
--- /dev/null
+++ b/source/blender/render/intern/include/voxeldata.h
@@ -0,0 +1,45 @@
+/**
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): Raul Fernandez Hernandez (Farsthary), Matt Ebb.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef VOXELDATA_H
+#define VOXELDATA_H 
+
+struct Render;
+struct TexResult;
+
+typedef struct VoxelDataHeader
+{
+	int resolX, resolY, resolZ;
+	int frames;
+} VoxelDataHeader;
+
+void make_voxeldata(struct Render *re);
+void free_voxeldata(struct Render *re);
+int voxeldatatex(struct Tex *tex, float *texvec, struct TexResult *texres);
+
+#endif /* VOXELDATA_H */