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-rw-r--r--src/modelinfo/SimpleModelInfo.cpp174
1 files changed, 174 insertions, 0 deletions
diff --git a/src/modelinfo/SimpleModelInfo.cpp b/src/modelinfo/SimpleModelInfo.cpp
new file mode 100644
index 00000000..a5853d6f
--- /dev/null
+++ b/src/modelinfo/SimpleModelInfo.cpp
@@ -0,0 +1,174 @@
+#include "common.h"
+#include "patcher.h"
+#include "Camera.h"
+#include "ModelInfo.h"
+
+#define LOD_DISTANCE (300.0f)
+
+void
+CSimpleModelInfo::DeleteRwObject(void)
+{
+ int i;
+ RwFrame *f;
+ for(i = 0; i < m_numAtomics; i++)
+ if(m_atomics[i]){
+ f = RpAtomicGetFrame(m_atomics[i]);
+ RpAtomicDestroy(m_atomics[i]);
+ RwFrameDestroy(f);
+ m_atomics[i] = nil;
+ RemoveTexDictionaryRef();
+ }
+}
+
+RwObject*
+CSimpleModelInfo::CreateInstance(void)
+{
+ RpAtomic *atomic;
+ if(m_atomics[0] == nil)
+ return nil;
+ atomic = RpAtomicClone(m_atomics[0]);
+ RpAtomicSetFrame(atomic, RwFrameCreate());
+ return (RwObject*)atomic;
+}
+
+RwObject*
+CSimpleModelInfo::CreateInstance(RwMatrix *matrix)
+{
+ RpAtomic *atomic;
+ RwFrame *frame;
+
+ if(m_atomics[0] == nil)
+ return nil;
+ atomic = RpAtomicClone(m_atomics[0]);
+ frame = RwFrameCreate();
+ *RwFrameGetMatrix(frame) = *matrix;
+ RpAtomicSetFrame(atomic, frame);
+ return (RwObject*)atomic;
+}
+
+void
+CSimpleModelInfo::Init(void)
+{
+ m_atomics[0] = nil;
+ m_atomics[1] = nil;
+ m_atomics[2] = nil;
+ m_numAtomics = 0;
+ m_furthest = 0;
+ m_normalCull = 0;
+ m_isDamaged = 0;
+ m_isBigBuilding = 0;
+ m_noFade = 0;
+ m_drawLast = 0;
+ m_additive = 0;
+ m_isSubway = 0;
+ m_ignoreLight = 0;
+ m_noZwrite = 0;
+}
+
+void
+CSimpleModelInfo::SetAtomic(int n, RpAtomic *atomic)
+{
+ AddTexDictionaryRef();
+ m_atomics[n] = atomic;
+ if(m_ignoreLight){
+ RpGeometry *geo = RpAtomicGetGeometry(atomic);
+ RpGeometrySetFlags(geo, RpGeometryGetFlags(geo) & ~rpGEOMETRYLIGHT);
+ }
+}
+
+void
+CSimpleModelInfo::SetLodDistances(float *dist)
+{
+ m_lodDistances[0] = dist[0];
+ m_lodDistances[1] = dist[1];
+ m_lodDistances[2] = dist[2];
+}
+
+void
+CSimpleModelInfo::IncreaseAlpha(void)
+{
+ if(m_alpha >= 0xEF)
+ m_alpha = 0xFF;
+ else
+ m_alpha += 0x10;
+}
+
+float
+CSimpleModelInfo::GetNearDistance(void)
+{
+ return m_lodDistances[2] * TheCamera.LODDistMultiplier;
+}
+
+float
+CSimpleModelInfo::GetLargestLodDistance(void)
+{
+ float d;
+ // TODO: what exactly is going on here?
+ if(m_furthest != 0 && !m_isDamaged)
+ d = m_lodDistances[m_furthest-1];
+ else
+ d = m_lodDistances[m_numAtomics-1];
+ return d * TheCamera.LODDistMultiplier;
+}
+
+RpAtomic*
+CSimpleModelInfo::GetAtomicFromDistance(float dist)
+{
+ int i;
+ i = 0;
+ // TODO: what exactly is going on here?
+ if(m_isDamaged)
+ i = m_furthest;
+ for(; i < m_numAtomics; i++)
+ if(dist < m_lodDistances[i] *TheCamera.LODDistMultiplier)
+ return m_atomics[i];
+ return nil;
+}
+
+void
+CSimpleModelInfo::FindRelatedModel(void)
+{
+ int i;
+ CBaseModelInfo *mi;
+ for(i = 0; i < MODELINFOSIZE; i++){
+ mi = CModelInfo::GetModelInfo(i);
+ if(mi && mi != this &&
+ strcmp(GetName()+3, mi->GetName()+3) == 0){
+ assert(mi->IsSimple());
+ this->SetRelatedModel((CSimpleModelInfo*)mi);
+ return;
+ }
+ }
+}
+
+void
+CSimpleModelInfo::SetupBigBuilding(void)
+{
+ CSimpleModelInfo *related;
+ if(m_lodDistances[0] > LOD_DISTANCE && m_atomics[2] == nil){
+ m_isBigBuilding = 1;
+ FindRelatedModel();
+ related = GetRelatedModel();
+ if(related)
+ m_lodDistances[2] = related->GetLargestLodDistance()/TheCamera.LODDistMultiplier;
+ else
+ m_lodDistances[2] = 100.0f;
+ }
+}
+
+
+STARTPATCHES
+ InjectHook(0x5179B0, &CSimpleModelInfo::DeleteRwObject_, PATCH_JUMP);
+ InjectHook(0x517B60, &CSimpleModelInfo::CreateInstance_1, PATCH_JUMP);
+ InjectHook(0x517AC0, &CSimpleModelInfo::CreateInstance_2, PATCH_JUMP);
+ InjectHook(0x4A9BA0, &CSimpleModelInfo::GetRwObject_, PATCH_JUMP);
+ InjectHook(0x517990, &CSimpleModelInfo::Init, PATCH_JUMP);
+ InjectHook(0x517C60, &CSimpleModelInfo::IncreaseAlpha, PATCH_JUMP);
+ InjectHook(0x517950, &CSimpleModelInfo::SetAtomic, PATCH_JUMP);
+ InjectHook(0x517AA0, &CSimpleModelInfo::SetLodDistances, PATCH_JUMP);
+ InjectHook(0x517A90, &CSimpleModelInfo::GetNearDistance, PATCH_JUMP);
+ InjectHook(0x517A60, &CSimpleModelInfo::GetLargestLodDistance, PATCH_JUMP);
+ InjectHook(0x517A00, &CSimpleModelInfo::GetAtomicFromDistance, PATCH_JUMP);
+ InjectHook(0x517C00, &CSimpleModelInfo::FindRelatedModel, PATCH_JUMP);
+ InjectHook(0x517B90, &CSimpleModelInfo::SetupBigBuilding, PATCH_JUMP);
+ENDPATCHES