/*
====================
BuildNormal
====================
*/
void G3DMExport::BuildNormal( MESH& mesh )
{
// clear the normals currently in there
for(std::vector<VTNIS>::iterator it = mesh.vertexes.begin(); it != mesh.vertexes.end(); it++)
{ it->normal = Point3::Origin; }
// build the normals
for(std::vector<TRIANGLE>::iterator it = mesh.triangles.begin(); it != mesh.triangles.end(); it++)
{
TRIANGLE& tri = *it;
Point3 v1 = mesh.vertexes[tri.index1[1]].pos - mesh.vertexes[tri.index1[0]].pos;
Point3 v2 = mesh.vertexes[tri.index1[2]].pos - mesh.vertexes[tri.index1[0]].pos;
Point3 normal = v1^v2;
normal = Normalize(normal);
v1 = mesh.vertexes[tri.index1[1]].pos - mesh.vertexes[tri.index1[0]].pos;
v2 = mesh.vertexes[tri.index1[2]].pos - mesh.vertexes[tri.index1[0]].pos;
AddNormal( mesh, normal * NormalAngle(v1, v2), tri.index0[0], tri.smoothing, tri.index1[0] );
v1 = mesh.vertexes[tri.index1[2]].pos - mesh.vertexes[tri.index1[1]].pos;
v2 = mesh.vertexes[tri.index1[0]].pos - mesh.vertexes[tri.index1[1]].pos;
AddNormal( mesh, normal * NormalAngle(v1, v2), tri.index0[1], tri.smoothing, tri.index1[1] );
v1 = mesh.vertexes[tri.index1[0]].pos - mesh.vertexes[tri.index1[2]].pos;
v2 = mesh.vertexes[tri.index1[1]].pos - mesh.vertexes[tri.index1[2]].pos;
AddNormal( mesh, normal * NormalAngle(v1, v2), tri.index0[2], tri.smoothing, tri.index1[2] );
}
// normalize all of the vertexes
for(std::vector<VTNIS>::iterator it = mesh.vertexes.begin(); it != mesh.vertexes.end(); it++)
{ it->normal = Normalize(it->normal); }
}
int BulletCreate(char *id_str, FVector2 *pos, FVector2 *vct, float r, u_int target, sParam *param, int level, float powofs)
{
char id_param[ID_MAXLEN];
sParam *objParam = ObjGetSetupParam(id_str);
ASSERT(objParam);
int maxlevel = ParamGetReal(objParam, "maxlevel");
if(level > maxlevel) level = maxlevel;
for(int i = 1; ; i += 1)
{
sprintf(id_param, "%d.shot_pos%d", level, i);
if(!ParamIsExists(objParam, id_param)) break;
FVector3 *p = ParamGetFVec3(objParam, id_param);
FVector2 v;
v.x = p->x;
v.y = p->y;
MathRotateXY(&v, r);
AddV2d(&v, &v, pos);
StkMakeFrame();
StkPushP(param); // 0
StkPushP(&v); // 1
StkPushP(vct); // 2
StkPushF(NormalAngle(r + ANG2RAD(p->z))); // 3
StkPushF(powofs); // 4
ObjCreate(id_str, OBJ_SHOT, objProc, level, target);
StkDelFrame();
}
sprintf(id_param, "%d.interval", level);
return ParamGetReal(objParam, id_param);
}
