// FIXME: Put the fog in Fog.c
//=====================================================================================
// VisFog
//=====================================================================================
static void VisFog(geEngine *Engine, geWorld *World, const geCamera *Camera, Frustum_Info *Fi, int32 Area)
{
GBSP_BSPData *BSPData;
GFX_Leaf *GFXLeafs;
geFog *Fog;
World_BSP *CBSP;
Frustum_Info WorldSpaceFrustum;
//geVec3d *Pos;
assert(World);
assert(Camera);
assert(Fi);
World->NumVisibleFog = 0;
if (!World->FogList)
return; // Don't waste time
//return;
// Make the frustum go to world space
Frustum_TransformToWorldSpace(Fi, Camera, &WorldSpaceFrustum);
CBSP = World->CurrentBSP;
BSPData = &CBSP->BSPData;
GFXLeafs = BSPData->GFXLeafs;
for (Fog = World->FogList; Fog; Fog = Fog->Next)
{
geWorld_FogData *FogData;
if (World->NumVisibleFog >= MAX_VISIBLE_FOG)
return; // Oh well...
FogData = (geWorld_FogData*)geFog_GetUserData(Fog);
if (CBSP->LeafData[FogData->Leaf].VisFrame != World->CurFrameStatic)
continue; // might not be visible
if (Area != GFXLeafs[FogData->Leaf].Area)
continue; // Fog only effects it's own area
// If not in the view frustum, then tottaly ignore...
if (!Frustum_PointInFrustum(&WorldSpaceFrustum, &Fog->Pos, Fog->VolumeRadius-1.0f))
continue;
FogData->VisFrame = World->CurFrameDynamic;
// Add it to the list
World->VisibleFog[World->NumVisibleFog++] = Fog;
// For debugging...
Engine->DebugInfo.NumFog++;
}
}
//=====================================================================================
// User_SetCameraInfo
//=====================================================================================
geBoolean User_SetCameraInfo(geEngine *Engine, geWorld *World, geCamera *Camera, Frustum_Info *Fi)
{
assert(Engine != NULL);
assert(World != NULL);
assert(World->UserInfo != NULL);
assert(Camera != NULL);
assert(Fi != NULL);
gWorld = World;
gEngine = Engine;
gCamera = Camera;
gBSP = World->CurrentBSP;
gGFXLeafs = World->CurrentBSP->BSPData.GFXLeafs;
gGFXModels = World->CurrentBSP->BSPData.GFXModels;
// Make the frustum go to World/Model space
Frustum_TransformToWorldSpace(Fi, Camera, &gWorldSpaceFrustum);
return GE_TRUE;
}
