Initial revision

1 files changed, 489 insertions, 0 deletions

diff --git a/src/win95/ltchunk.cpp b/src/win95/ltchunk.cpp
new file mode 100644
index 0000000..b000a9c
--- /dev/null
+++ b/src/win95/ltchunk.cpp
@@ -0,0 +1,489 @@
+#include "chunk.hpp"
+
+#include "ltchunk.hpp"
+
+
+#ifdef cencon
+#define new my_new
+#endif
+
+//macro for helping to force inclusion of chunks when using libraries
+FORCE_CHUNK_INCLUDE_IMPLEMENT(ltchunk)
+
+////////////////////////////////////////////////////////////////////////////////////
+//Class Light_Set_Chunk
+
+RIF_IMPLEMENT_DYNCREATE("LIGHTSET",Light_Set_Chunk)
+
+CHUNK_WITH_CHILDREN_LOADER("LIGHTSET",Light_Set_Chunk)
+
+/*
+Children for Light_Set_Chunk :
+
+"LTSETHDR"		Light_Set_Header_Chunk
+"STDLIGHT"		Light_Chunk
+"AMBIENCE"		Lighting_Ambience_Chunk
+"LITSCALE"		Light_Scale_Chunk
+"AVPSTRAT"		AVP_Strategy_Chunk
+*/
+
+Light_Set_Chunk::Light_Set_Chunk (Chunk_With_Children * parent, char * light_set_name)
+: Chunk_With_Children (parent, "LIGHTSET")
+{
+	new Light_Set_Header_Chunk (this, light_set_name);
+}
+
+
+
+////////////////////////////////////////////////////////////////////////////////////
+
+RIF_IMPLEMENT_DYNCREATE("LTSETHDR",Light_Set_Header_Chunk)
+
+Light_Set_Header_Chunk::Light_Set_Header_Chunk (Light_Set_Chunk * parent, char l_set_name[8])
+: Chunk (parent, "LTSETHDR"), pad (0)
+{
+	strncpy (light_set_name, l_set_name, 8);
+}
+
+void Light_Set_Header_Chunk::fill_data_block ( char * data_start)
+{
+	strncpy (data_start, identifier, 8);
+
+	data_start += 8;
+
+	*((int *) data_start) = chunk_size;
+
+	data_start += 4;
+
+	strncpy (data_start, light_set_name, 8);
+
+	data_start += 8;
+	
+	*((int *) data_start) = pad;
+}
+
+Light_Set_Header_Chunk::Light_Set_Header_Chunk (Chunk_With_Children * parent, const char * data, size_t const /*size*/)
+: Chunk (parent, "LTSETHDR")
+{
+	strncpy (light_set_name, data, 8);
+	
+	data += 8;
+	
+	pad = *((int *) data);
+}
+
+
+////////////////////////////////////////////////////////////////////////////////////
+
+RIF_IMPLEMENT_DYNCREATE("STDLIGHT",Light_Chunk)
+
+
+void Light_Chunk::fill_data_block ( char * data_start)
+{
+
+	strncpy (data_start, identifier, 8);
+
+	data_start += 8;
+
+	*((int *) data_start) = chunk_size;
+
+	data_start += 4;
+
+	*((int *) data_start) = light.light_number;
+	data_start += 4;
+
+	*((ChunkVectorInt *) data_start) = light.location;
+	data_start += sizeof(ChunkVectorInt);
+	
+	*((ChunkMatrix *) data_start) = light.orientation;
+	data_start += sizeof(ChunkMatrix);
+
+	*((int *) data_start) = light.brightness;
+	data_start += 4;
+	*((int *) data_start) = light.spread;
+	data_start += 4;
+	*((int *) data_start) = light.range;
+	data_start += 4;
+
+	*((int *) data_start) = light.colour;
+	data_start += 4;
+
+	*((int *) data_start) = light.engine_light_flags;
+	data_start += 4;
+	*((int *) data_start) = light.local_light_flags;
+	data_start += 4;
+
+	*((int *) data_start) = light.pad1;
+	data_start += 4;
+	*((int *) data_start) = light.pad2;
+	
+}
+#if UseOldChunkLoader
+Light_Chunk::Light_Chunk(Light_Set_Chunk * parent, const char * data, size_t const /*size*/)
+: Chunk (parent, "STDLIGHT")
+{
+	light.light_number = *((int *) data);
+	data += 4;
+
+	light.location = *((ChunkVector *) data);
+	data += sizeof(ChunkVector);
+	
+	light.orientation.mat11 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat12 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat13 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat21 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat22 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat23 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat31 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat32 = (int) *((double *) data);
+	data += 8;
+	light.orientation.mat33 = (int) *((double *) data);
+	data += 8;
+
+	light.brightness = *((int *) data);
+	data += 4;
+	light.spread = *((int *) data);
+	data += 4;
+	light.range = *((int *) data);
+	data += 4;
+
+	light.colour = *((int *) data);
+	data += 4;
+
+	light.engine_light_flags = *((int *) data);
+	data += 4;
+	light.local_light_flags = *((int *) data);
+	data += 4;
+
+	light.pad1 = *((int *) data);
+	data += 4;
+	light.pad2 = *((int *) data);
+	
+	#if engine || cencon
+	light_added_to_module = FALSE;
+	#endif
+		
+}
+#else
+Light_Chunk::Light_Chunk(Chunk_With_Children * parent, const char * data, size_t const /*size*/)
+: Chunk (parent, "STDLIGHT")
+{
+	light.light_number = *((int *) data);
+	data += 4;
+
+	light.location = *((ChunkVectorInt *) data);
+	data += sizeof(ChunkVectorInt);
+	
+	light.orientation = *((ChunkMatrix *) data);
+	data += sizeof(ChunkMatrix);
+
+	light.brightness = *((int *) data);
+	data += 4;
+	light.spread = *((int *) data);
+	data += 4;
+	light.range = *((int *) data);
+	data += 4;
+
+	light.colour = *((int *) data);
+	data += 4;
+
+	light.engine_light_flags = *((int *) data);
+	data += 4;
+	light.local_light_flags = *((int *) data);
+	data += 4;
+
+	light.pad1 = *((int *) data);
+	data += 4;
+	light.pad2 = *((int *) data);
+	
+	#if engine || cencon
+	light_added_to_module = FALSE;
+	#endif
+		
+}
+#endif
+
+#if InterfaceEngine
+AVP_Strategy_Chunk* Light_Chunk::GetStrategyChunk()
+{
+	List<Chunk*> chlist;
+	parent->lookup_child("AVPSTRAT",chlist);
+	for(LIF<Chunk*> chlif(&chlist);!chlif.done();chlif.next())
+	{
+		AVP_Strategy_Chunk* asc=(AVP_Strategy_Chunk*)chlif();
+		if(asc->index==light.light_number) return asc; 
+	}
+	return 0;	
+}
+
+AVP_Strategy_Chunk* Light_Chunk::CreateStrategyChunk()
+{
+	AVP_Strategy_Chunk* asc=GetStrategyChunk();
+	if(asc) return asc;
+	
+	asc=new AVP_Strategy_Chunk(parent);
+	asc->index=light.light_number;
+	return asc;
+}
+#endif
+
+////////////////////////////////////////////////////////////////////////////////////
+
+RIF_IMPLEMENT_DYNCREATE("SHPVTINT",Shape_Vertex_Intensities_Chunk)
+
+
+Shape_Vertex_Intensities_Chunk::Shape_Vertex_Intensities_Chunk
+(Chunk_With_Children *parent, char *lsn, int num_v, int * i_array)
+: Chunk (parent, "SHPVTINT"), num_vertices(num_v), pad (0)
+{
+	strncpy (light_set_name, lsn, 8);
+	
+	intensity_array = new int [num_v];
+	
+	for (int i=0; i<num_v; i++)
+	{
+		intensity_array[i] = i_array[i];
+	}
+}
+
+
+void Shape_Vertex_Intensities_Chunk::fill_data_block ( char * data_start)
+{
+	strncpy (data_start, identifier, 8);
+
+	data_start += 8;
+
+	*((int *) data_start) = chunk_size;
+
+	data_start += 4;
+
+	strncpy (data_start, light_set_name,8);
+
+	data_start += 8;
+	
+	*((int *) data_start) = pad;
+
+	data_start += 4;
+
+	*((int *) data_start) = num_vertices;
+
+	data_start += 4;
+
+	int * cia = (int *)data_start, * ia = intensity_array;
+	
+	for (int i = num_vertices; i; i--)
+	{
+		*cia++ = *ia++;
+	}
+	
+}
+
+Shape_Vertex_Intensities_Chunk::Shape_Vertex_Intensities_Chunk(Chunk_With_Children * parent, const char * data, size_t const /*size*/)
+: Chunk (parent, "SHPVTINT")
+{
+	strncpy (light_set_name, data, 8);
+	
+	data += 8;
+	
+	pad = *((int *)data);
+	data += 4;
+	
+	num_vertices = *((int *)data);
+	data += 4;
+
+	intensity_array = new int [num_vertices];
+
+	int * cia = (int *)data, * ia = intensity_array;
+
+	for (int i = num_vertices; i; i--)
+	{
+		*ia++ = *cia++;
+	}
+}
+
+
+Shape_Vertex_Intensities_Chunk::~Shape_Vertex_Intensities_Chunk()
+{
+	if (intensity_array)
+		delete [] intensity_array;
+}
+
+///////////////////////////////////////////////////////////////////////////
+
+RIF_IMPLEMENT_DYNCREATE("AMBIENCE",Lighting_Ambience_Chunk)
+
+
+void Lighting_Ambience_Chunk::fill_data_block ( char * data_start)
+{
+	strncpy (data_start, identifier, 8);
+
+	data_start += 8;
+
+	*((int *) data_start) = chunk_size;
+
+	data_start += 4;
+
+	*((int *) data_start) = ambience;
+	data_start += 4;
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////
+RIF_IMPLEMENT_DYNCREATE("LITSCALE",Light_Scale_Chunk)
+
+Light_Scale_Chunk::Light_Scale_Chunk(Light_Set_Chunk* parent,int mode)
+:Chunk(parent,"LITSCALE")
+{
+	LightMode=mode;
+	prelight_multiply=runtime_multiply=1;
+	prelight_multiply_above=runtime_multiply_above=0;
+	prelight_add=runtime_add=0;
+	spare1=spare2=spare3=0;
+}
+
+Light_Scale_Chunk::Light_Scale_Chunk(Chunk_With_Children* parent,const char* data,size_t)
+:Chunk(parent,"LITSCALE")
+{
+	LightMode=*(int*)data;
+	data+=4;
+	prelight_multiply=*(float*)data;
+	data+=4;
+	prelight_multiply_above= (int) *(float*)data;
+	data+=4;
+	prelight_add= (int) *(float*)data;
+	data+=4;
+	
+	runtime_multiply=*(float*)data;
+	data+=4;
+	runtime_multiply_above= (int) *(float*)data;
+	data+=4;
+	runtime_add= (int) *(float*)data;
+	data+=4;
+
+	spare1=*(int*)data;
+	data+=4;
+	spare2=*(int*)data;
+	data+=4;
+	spare3=*(int*)data;
+	data+=4;
+
+}
+
+void Light_Scale_Chunk::fill_data_block(char* data_start)
+{
+	strncpy(data_start,identifier,8);
+	data_start+=8;
+	*((int *) data_start) = chunk_size;
+	data_start += 4;
+
+	*(int*)data_start=LightMode;
+	data_start+=4;
+
+	*(float*)data_start=prelight_multiply;
+	data_start+=4;
+	*(float*)data_start= (float) prelight_multiply_above;
+	data_start+=4;
+	*(float*)data_start= (float) prelight_add;
+	data_start+=4;
+
+	*(float*)data_start=runtime_multiply;
+	data_start+=4;
+	*(float*)data_start= (float) runtime_multiply_above;
+	data_start+=4;
+	*(float*)data_start= (float) runtime_add;
+	data_start+=4;
+
+	*(int*)data_start=spare1;
+	data_start+=4;
+	*(int*)data_start=spare2;
+	data_start+=4;
+	*(int*)data_start=spare3;
+	data_start+=4;
+}
+
+int Light_Scale_Chunk::ApplyPrelightScale(int l)
+{
+	if(l<prelight_multiply_above)return l;
+	l+=(prelight_add-prelight_multiply_above);
+	l= (int)(l*prelight_multiply);
+	l+=prelight_multiply_above;
+	l=min(l,255);
+	return max(l,prelight_multiply_above);
+}
+int Light_Scale_Chunk::ApplyRuntimeScale(int l)
+{
+	if(l<runtime_multiply_above)return l;
+	l+=(runtime_add-runtime_multiply_above);
+	l=(int)( l*runtime_multiply);
+	l+=runtime_multiply_above;
+	l=min(l,255);
+	return max(l,runtime_multiply_above);
+}
+////////////////////////////////////////////////////////////////////////////////////
+RIF_IMPLEMENT_DYNCREATE("PLOBJLIT",Placed_Object_Light_Chunk)
+
+Placed_Object_Light_Chunk::Placed_Object_Light_Chunk(Chunk_With_Children * parent, const char * data, size_t const /*size*/)
+: Chunk (parent, "PLOBJLIT")
+{
+	light=*(Placed_Object_Light_Data*) data;
+	data+=sizeof(Placed_Object_Light_Data);
+
+	num_extra_data=*(int*)data;
+	data+=4;
+	
+	if(num_extra_data)
+	{
+		extra_data=new int[num_extra_data];
+		for(int i=0;i<num_extra_data;i++)
+		{
+			extra_data[i]=*(int*)data;
+			data+=4;
+		}
+	} 
+	else
+	{
+		extra_data=0;
+	}
+}
+
+Placed_Object_Light_Chunk::~Placed_Object_Light_Chunk()
+{
+	if(extra_data)
+	{
+		delete [] extra_data;
+	}
+}
+
+void Placed_Object_Light_Chunk::fill_data_block(char* data)
+{
+	strncpy (data, identifier, 8);
+
+	data += 8;
+
+	*((int *) data) = chunk_size;
+
+	data += 4;
+
+	*(Placed_Object_Light_Data*)data=light;
+	data+=sizeof(Placed_Object_Light_Data);
+
+	*(int*)data=num_extra_data;
+	data+=4;
+	
+	for(int i=0;i<num_extra_data;i++)
+	{
+		*(int*)data=extra_data[i];
+		data+=4;
+	}
+}
+
+
+////////////////////////////////////////////////////////////////////////////////////