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Use safe_normalized instead of normalized in shadow cast.

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Should fix crashes reported by Calli
This commit is contained in:
Kester Maddock 2004-05-16 12:56:08 +00:00
parent 52a835a179
commit 9d147f52fd
1 changed files with 14 additions and 2 deletions
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16
source/gameengine/BlenderRoutines/KX_BlenderRenderTools.cpp
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@ -128,6 +128,18 @@ void KX_BlenderRenderTools::BeginFrame(RAS_IRasterizer* rasty)
void KX_BlenderRenderTools::applyTransform(RAS_IRasterizer* rasty,double* oglmatrix,int objectdrawmode )
{
/* FIXME:
blender: intern/moto/include/MT_Vector3.inl:42: MT_Vector3 operator/(const
MT_Vector3&, double): Assertion `!MT_fuzzyZero(s)' failed.
Program received signal SIGABRT, Aborted.
[Switching to Thread 16384 (LWP 1519)]
0x40477571 in kill () from /lib/libc.so.6
(gdb) bt
#7 0x08334368 in MT_Vector3::normalized() const ()
#8 0x0833e6ec in KX_BlenderRenderTools::applyTransform(RAS_IRasterizer*, double*, int) ()
*/
if (objectdrawmode & RAS_IPolyMaterial::BILLBOARD_SCREENALIGNED ||
objectdrawmode & RAS_IPolyMaterial::BILLBOARD_AXISALIGNED)
{
@ -207,8 +219,8 @@ void KX_BlenderRenderTools::applyTransform(RAS_IRasterizer* rasty,double* oglmat
if (scene->rayTest(thisObj, frompoint, topoint, resultpoint, resultnormal))
{
MT_Vector3 left(oglmatrix[0],oglmatrix[1],oglmatrix[2]);
MT_Vector3 dir = -(left.cross(resultnormal)).normalized();
left = (dir.cross(resultnormal)).normalized();
MT_Vector3 dir = -(left.cross(resultnormal)).safe_normalized();
left = (dir.cross(resultnormal)).safe_normalized();
// for the up vector, we take the 'resultnormal' returned by the physics
double maat[16]={