[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [16611] trunk/blender/source/blender: Patch #13422, By Roland Hess, Shadow Color

Ton Roosendaal ton at blender.org
Fri Sep 19 18:01:26 CEST 2008


Revision: 16611
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=16611
Author:   ton
Date:     2008-09-19 18:01:22 +0200 (Fri, 19 Sep 2008)

Log Message:
-----------
Patch #13422, By Roland Hess, Shadow Color

Finally, after a long time new render candy for the non-game peoples! :)

Good doc is here: (url splits in two)
http://www.harkyman.com/2008/08/06/controllable-shadow-intensity-
and-color/

Note the colorpicker for shadow is in "Shadow and Spot" panel. A bit
hidden, could get more attention. For later. :)

Modified Paths:
--------------
    trunk/blender/source/blender/makesdna/DNA_lamp_types.h
    trunk/blender/source/blender/render/intern/include/render_types.h
    trunk/blender/source/blender/render/intern/include/texture.h
    trunk/blender/source/blender/render/intern/source/convertblender.c
    trunk/blender/source/blender/render/intern/source/pixelshading.c
    trunk/blender/source/blender/render/intern/source/shadeoutput.c
    trunk/blender/source/blender/render/intern/source/texture.c
    trunk/blender/source/blender/src/buttons_shading.c

Modified: trunk/blender/source/blender/makesdna/DNA_lamp_types.h
===================================================================
--- trunk/blender/source/blender/makesdna/DNA_lamp_types.h	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/makesdna/DNA_lamp_types.h	2008-09-19 16:01:22 UTC (rev 16611)
@@ -50,6 +50,7 @@
 	
 	short colormodel, totex;
 	float r, g, b, k;
+	float shdwr, shdwg, shdwb, shdwpad;
 	
 	float energy, dist, spotsize, spotblend;
 	float haint;
@@ -138,6 +139,7 @@
 /* Since it is used with LOCAL lamp, can't use LA_SHAD */
 #define LA_YF_SOFT		16384
 #define LA_LAYER_SHADOW	32768
+#define LA_SHAD_TEX     (1<<16)
 
 /* layer_shadow */
 #define LA_LAYER_SHADOW_BOTH	0
@@ -190,6 +192,7 @@
 
 /* mapto */
 #define LAMAP_COL		1
+#define LAMAP_SHAD		2
 
 
 #endif /* DNA_LAMP_TYPES_H */

Modified: trunk/blender/source/blender/render/intern/include/render_types.h
===================================================================
--- trunk/blender/source/blender/render/intern/include/render_types.h	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/render/intern/include/render_types.h	2008-09-19 16:01:22 UTC (rev 16611)
@@ -421,6 +421,7 @@
 	short type;
 	int mode;
 	float r, g, b, k;
+	float shdwr, shdwg, shdwb;
 	float energy, haint;
 	int lay;
 	float spotsi,spotbl;

Modified: trunk/blender/source/blender/render/intern/include/texture.h
===================================================================
--- trunk/blender/source/blender/render/intern/include/texture.h	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/render/intern/include/texture.h	2008-09-19 16:01:22 UTC (rev 16611)
@@ -55,7 +55,7 @@
 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);
 void do_material_tex(struct ShadeInput *shi);
-void do_lamp_tex(LampRen *la, float *lavec, struct ShadeInput *shi, float *colf);
+void do_lamp_tex(LampRen *la, float *lavec, struct ShadeInput *shi, float *colf, short effect);
 
 void init_render_textures(Render *re);
 

Modified: trunk/blender/source/blender/render/intern/source/convertblender.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/convertblender.c	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/render/intern/source/convertblender.c	2008-09-19 16:01:22 UTC (rev 16611)
@@ -3566,6 +3566,9 @@
 	lar->r= lar->energy*la->r;
 	lar->g= lar->energy*la->g;
 	lar->b= lar->energy*la->b;
+	lar->shdwr= la->shdwr;
+	lar->shdwg= la->shdwg;
+	lar->shdwb= la->shdwb;
 	lar->k= la->k;
 
 	// area
@@ -3718,7 +3721,10 @@
 
 	for(c=0; c<MAX_MTEX; c++) {
 		if(la->mtex[c] && la->mtex[c]->tex) {
-			lar->mode |= LA_TEXTURE;
+			if (la->mtex[c]->mapto & LAMAP_COL) 
+				lar->mode |= LA_TEXTURE;
+			if (la->mtex[c]->mapto & LAMAP_SHAD)
+				lar->mode |= LA_SHAD_TEX;
 
 			if(G.rendering) {
 				if(re->osa) {

Modified: trunk/blender/source/blender/render/intern/source/pixelshading.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/pixelshading.c	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/render/intern/source/pixelshading.c	2008-09-19 16:01:22 UTC (rev 16611)
@@ -141,7 +141,7 @@
 			
 			VECCOPY(shi.co, rco);
 			shi.osatex= 0;
-			do_lamp_tex(lar, lv, &shi, lacol);
+			do_lamp_tex(lar, lv, &shi, lacol, LA_TEXTURE);
 		}
 		
 		if(lar->type==LA_SPOT) {

Modified: trunk/blender/source/blender/render/intern/source/shadeoutput.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/shadeoutput.c	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/render/intern/source/shadeoutput.c	2008-09-19 16:01:22 UTC (rev 16611)
@@ -1179,7 +1179,7 @@
 {
 	Material *ma= shi->mat;
 	VlakRen *vlr= shi->vlr;
-	float lv[3], lampdist, lacol[3], shadfac[4];
+	float lv[3], lampdist, lacol[3], shadfac[4], lashdw[3];
 	float i, is, i_noshad, inp, *vn, *view, vnor[3], phongcorr=1.0f;
 	float visifac;
 	
@@ -1219,7 +1219,12 @@
 	lacol[1]= lar->g;
 	lacol[2]= lar->b;
 	
-	if(lar->mode & LA_TEXTURE)  do_lamp_tex(lar, lv, shi, lacol);
+	lashdw[0]= lar->shdwr;
+	lashdw[1]= lar->shdwg;
+	lashdw[2]= lar->shdwb;
+	
+	if(lar->mode & LA_TEXTURE)	do_lamp_tex(lar, lv, shi, lacol, LA_TEXTURE);
+	if(lar->mode & LA_SHAD_TEX)	do_lamp_tex(lar, lv, shi, lashdw, LA_SHAD_TEX);
 
 		/* tangent case; calculate fake face normal, aligned with lampvector */	
 		/* note, vnor==vn is used as tangent trigger for buffer shadow */
@@ -1342,13 +1347,13 @@
 					if((lar->mode & LA_ONLYSHADOW) && i>0.0) {
 						
 						shadfac[3]= i*lar->energy*(1.0f-shadfac[3]);
-						shr->shad[0] -= shadfac[3]*shi->r;
-						shr->shad[1] -= shadfac[3]*shi->g;
-						shr->shad[2] -= shadfac[3]*shi->b;
+						shr->shad[0] -= shadfac[3]*shi->r*(1.0f-lashdw[0]);
+						shr->shad[1] -= shadfac[3]*shi->g*(1.0f-lashdw[1]);
+						shr->shad[2] -= shadfac[3]*shi->b*(1.0f-lashdw[2]);
 						
-						shr->spec[0] -= shadfac[3]*shi->specr;
-						shr->spec[1] -= shadfac[3]*shi->specg;
-						shr->spec[2] -= shadfac[3]*shi->specb;
+						shr->spec[0] -= shadfac[3]*shi->specr*(1.0f-lashdw[0]);
+						shr->spec[1] -= shadfac[3]*shi->specg*(1.0f-lashdw[1]);
+						shr->spec[2] -= shadfac[3]*shi->specb*(1.0f-lashdw[2]);
 						
 						return;
 					}
@@ -1366,6 +1371,10 @@
 				else
 					add_to_diffuse(shr->shad, shi, is, i*lacol[0], i*lacol[1], i*lacol[2]);
 			}
+			/* add light for colored shadow */
+			if (i_noshad>i && !(lashdw[0]==0 && lashdw[1]==0 && lashdw[2]==0)) {
+				add_to_diffuse(shr->shad, shi, is, lashdw[0]*(i_noshad-i)*lacol[0], lashdw[1]*(i_noshad-i)*lacol[1], lashdw[2]*(i_noshad-i)*lacol[2]);
+			}
 			if(i_noshad>0.0f) {
 				if(passflag & (SCE_PASS_DIFFUSE|SCE_PASS_SHADOW)) {
 					if(ma->mode & MA_SHADOW_TRA)

Modified: trunk/blender/source/blender/render/intern/source/texture.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/texture.c	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/render/intern/source/texture.c	2008-09-19 16:01:22 UTC (rev 16611)
@@ -2301,7 +2301,7 @@
 /* ------------------------------------------------------------------------- */
 /* colf supposed to be initialized with la->r,g,b */
 
-void do_lamp_tex(LampRen *la, float *lavec, ShadeInput *shi, float *colf)
+void do_lamp_tex(LampRen *la, float *lavec, ShadeInput *shi, float *colf, short effect)
 {
 	Object *ob;
 	MTex *mtex;
@@ -2440,7 +2440,7 @@
 			}
 			
 			/* mapping */
-			if(mtex->mapto & LAMAP_COL) {
+			if(((mtex->mapto & LAMAP_COL) && (effect & LA_TEXTURE))||((mtex->mapto & LAMAP_SHAD) && (effect & LA_SHAD_TEX))) {
 				float col[3];
 				
 				if(rgb==0) {

Modified: trunk/blender/source/blender/src/buttons_shading.c
===================================================================
--- trunk/blender/source/blender/src/buttons_shading.c	2008-09-19 14:18:41 UTC (rev 16610)
+++ trunk/blender/source/blender/src/buttons_shading.c	2008-09-19 16:01:22 UTC (rev 16611)
@@ -2535,7 +2535,10 @@
 	uiDefButF(block, NUMSLI, B_LAMPPRV, "DVar ",			10,10,135,19, &(mtex->def_var), 0.0, 1.0, 0, 0, "Value to use for Ref, Spec, Amb, Emit, Alpha, RayMir, TransLu and Hard");
 	
 	/* MAP TO */
-	uiDefButBitS(block, TOG, MAP_COL, B_LAMPPRV, "Col",		10,180,135,19, &(mtex->mapto), 0, 0, 0, 0, "Lets the texture affect the basic color of the lamp");
+	uiBlockBeginAlign(block);
+	uiDefButBitS(block, TOG, LAMAP_COL, B_LAMPPRV, "Col",		10,180,135,19, &(mtex->mapto), 0, 0, 0, 0, "Lets the texture affect the basic color of the lamp");
+	uiDefButBitS(block, TOG, LAMAP_SHAD, B_LAMPPRV, "Shadow",		146,180,135,19, &(mtex->mapto), 0, 0, 0, 0, "Lets the texture affect the shadow color of the lamp");
+	uiBlockEndAlign(block);
 	
 	uiBlockBeginAlign(block);
 	uiDefButS(block, MENU, B_LAMPPRV, mapto_blendtype_pup(),155,125,155,19, &(mtex->blendtype), 0, 0, 0, 0, "Texture blending mode");
@@ -2669,6 +2672,12 @@
 	uiDefButBitI(block, TOG, LA_LAYER_SHADOW, B_LAMPPRV,"Layer",		10,90,80,19,&la->mode, 0, 0, 0, 0, "Causes only objects on the same layer to cast shadows");
 	uiBlockEndAlign(block);
 
+	if(ELEM4(la->type, LA_AREA, LA_SPOT, LA_SUN, LA_LOCAL) && ((la->mode & LA_SHAD_RAY)||(la->mode & LA_SHAD_BUF))) {
+		uiBlockBeginAlign(block);
+		uiDefButF(block, COL, 0, "Shadow ",				10,90,80,19,&la->shdwr, 0, 0, 0, B_COLLAMP, "Sets the shadow color; default is black (RGB 0,0,0)");
+		uiBlockEndAlign(block);
+	}
+
 	if(la->type==LA_SPOT) {
 		uiBlockBeginAlign(block);
 		uiDefButBitI(block, TOG, LA_SQUARE, B_LAMPREDRAW,"Square",	10,60,80,19,&la->mode, 0, 0, 0, 0, "Sets square spotbundles");





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