[Scummvm-cvs-logs] SF.net SVN: scummvm: [32915] residual/trunk/engine/backend/sdl/ driver_tinygl.cpp

[aquadran at users.sourceforge.net]

Revision: 32915
          http://scummvm.svn.sourceforge.net/scummvm/?rev=32915&view=rev
Author:   aquadran
Date:     2008-07-05 03:30:24 -0700 (Sat, 05 Jul 2008)

Log Message:
-----------
a bit fixed shadows

Modified Paths:
--------------
    residual/trunk/engine/backend/sdl/driver_tinygl.cpp

Modified: residual/trunk/engine/backend/sdl/driver_tinygl.cpp
===================================================================
--- residual/trunk/engine/backend/sdl/driver_tinygl.cpp	2008-07-05 08:54:51 UTC (rev 32914)
+++ residual/trunk/engine/backend/sdl/driver_tinygl.cpp	2008-07-05 10:30:24 UTC (rev 32915)
@@ -192,9 +192,10 @@
 	float mat[16];
 	float nx, ny, nz, lx, ly, lz, px, py, pz;
 
-	nx = normal->x();
-	ny = normal->y();
-	nz = -normal->z(); // for some unknown for me reason it need negate
+	// for some unknown for me reason normal need negation
+	nx = -normal->x();
+	ny = -normal->y();
+	nz = -normal->z();
 	lx = light->x();
 	ly = light->y();
 	lz = light->z();
@@ -238,7 +239,7 @@
 		tglSetShadowMaskBuf(_currentShadowArray->shadowMask);
 		SectorListType::iterator i = _currentShadowArray->planeList.begin();
 		Sector *shadowSector = *i;
-		tglShadowProjection(&_currentShadowArray->pos, &shadowSector->getVertices()[1], &shadowSector->getNormal());
+		tglShadowProjection(&_currentShadowArray->pos, &shadowSector->getVertices()[0], &shadowSector->getNormal());
 	}
 	tglTranslatef(pos.x(), pos.y(), pos.z());
 	tglRotatef(yaw, 0, 0, 1);


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