summaryrefslogtreecommitdiffstats
path: root/src/render/Occlusion.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/render/Occlusion.cpp')
-rw-r--r--src/render/Occlusion.cpp44
1 files changed, 44 insertions, 0 deletions
diff --git a/src/render/Occlusion.cpp b/src/render/Occlusion.cpp
new file mode 100644
index 00000000..1c4e4266
--- /dev/null
+++ b/src/render/Occlusion.cpp
@@ -0,0 +1,44 @@
+#include "common.h"
+
+#include "Occlusion.h"
+
+int32 COcclusion::NumOccludersOnMap;
+int16 COcclusion::FarAwayList;
+int16 COcclusion::NearbyList;
+int16 COcclusion::ListWalkThroughFA;
+int16 COcclusion::PreviousListWalkThroughFA;
+COccluder COcclusion::aOccluders[NUMOCCLUSIONVOLUMES];
+
+void
+COcclusion::Init(void)
+{
+ NumOccludersOnMap = 0;
+ FarAwayList = -1;
+ NearbyList = -1;
+ ListWalkThroughFA = -1;
+ PreviousListWalkThroughFA = -1;
+}
+
+void
+COcclusion::AddOne(float x, float y, float z, float width, float length, float height, float angle)
+{
+ if(NumOccludersOnMap >= NUMOCCLUSIONVOLUMES)
+ return;
+
+ aOccluders[NumOccludersOnMap].x = x;
+ aOccluders[NumOccludersOnMap].y = y;
+ aOccluders[NumOccludersOnMap].z = z;
+ aOccluders[NumOccludersOnMap].width = width;
+ aOccluders[NumOccludersOnMap].length = length;
+ aOccluders[NumOccludersOnMap].height = height;
+ while(angle < 0.0f) angle += 360.0f;
+ while(angle > 360.0f) angle -= 360.0f;
+ aOccluders[NumOccludersOnMap].angle = angle * UINT16_MAX/360.0f;
+ aOccluders[NumOccludersOnMap].listIndex = FarAwayList;
+ FarAwayList = NumOccludersOnMap++;
+}
+
+void
+COcclusion::ProcessBeforeRendering(void)
+{
+}