[Scummvm-cvs-logs] CVS: residual/tinygl ztriangle.cpp,1.3,1.4

[Pawel Kolodziejski]

Update of /cvsroot/scummvm/residual/tinygl
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv23142/tinygl

Modified Files:
	ztriangle.cpp 
Log Message:
partialy lighting with testure mapping mode in tinygl driver

Index: ztriangle.cpp
===================================================================
RCS file: /cvsroot/scummvm/residual/tinygl/ztriangle.cpp,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -d -r1.3 -r1.4
--- ztriangle.cpp	13 Jan 2005 00:15:15 -0000	1.3
+++ ztriangle.cpp	10 Aug 2005 21:06:54 -0000	1.4
@@ -278,8 +278,16 @@
 {						\
    zz=z >> ZB_POINT_Z_FRAC_BITS;		\
      if (ZCMP(zz,pz[_a])) {				\
-       pp[_a]=*(PIXEL *)((char *)texture+ \
+	   PIXEL pixel = *(PIXEL *)((char *)texture+ \
                (((t & 0x3FC00000) | (s & 0x003FC000)) >> (17 - PSZSH)));\
+	   unsigned int c_r = (pixel & 0xF800) >> 9;    \
+	   unsigned int c_g = (pixel & 0x07E0) >> 4;    \
+	   unsigned int c_b = (pixel & 0x001F) << 2;    \
+       c_r = (c_r + (p2->r>>9)); \
+       c_g = (c_g + (p2->g>>9)); \
+       c_b = (c_b + (p2->b>>9)); \
+	   pixel = ((c_r & 0xF8) << 8) | ((c_g & 0xFC) << 3) | (c_b >> 3); \
+	   pp[_a]=pixel;            \
        pz[_a]=zz;				\
     }						\
     z+=dzdx;					\