diff options
Diffstat (limited to '3dc/win95/CHUNKPAL.CPP')
| -rw-r--r-- | 3dc/win95/CHUNKPAL.CPP | 1007 |
1 files changed, 0 insertions, 1007 deletions
diff --git a/3dc/win95/CHUNKPAL.CPP b/3dc/win95/CHUNKPAL.CPP deleted file mode 100644 index 0cf1185..0000000 --- a/3dc/win95/CHUNKPAL.CPP +++ /dev/null @@ -1,1007 +0,0 @@ -#include "chunkpal.hpp" -#include "mishchnk.hpp" - -#if engine - -#ifndef UseLocalAssert -#define UseLocalAssert 1 -#endif -#include "ourasert.h" -#define assert(x) GLOBALASSERT(x) - -#else - -#if cencon -#include "ccassert.h" -#else -#include <assert.h> -#endif - -#endif -//macro for helping to force inclusion of chunks when using libraries -FORCE_CHUNK_INCLUDE_IMPLEMENT(chunkpal) - -/////////////////////////////////////// - -// Class Environment_Palette_Chunk functions - - -void Palette_Outdated(Chunk_With_Children * parent) -{ - if (parent) - { - List<Chunk *> plist; - parent->lookup_child("ENVPALET",plist); - for (LIF<Chunk *> plit(&plist); !plit.done(); plit.next()) - { - ((Environment_Palette_Chunk *)plit())->flags &= ~EnvPalFlag_UpToDate; - } - } -} - -void FixedPalette_Outdated(Chunk_With_Children * parent) -{ - if (parent) - { - List<Chunk *> plist; - parent->lookup_child("PRSETPAL",plist); - for (LIF<Chunk *> plit(&plist); !plit.done(); plit.next()) - { - for (LIF<Preset_Palette> findconst(&((Preset_Palette_Chunk *)plit())->pplist); !findconst.done(); findconst.next()) - { - Preset_Palette temp = findconst(); - if (temp.flags & PrePalFlag_Reserved) - { - temp.flags &= ~PrePalFlag_UpToDate; - findconst.change_current(temp); - } - } - } - } -} - -BOOL IsFixedPalette(Chunk_With_Children * parent) -{ - if (parent) - { - List<Chunk *> plist; - parent->lookup_child("PRSETPAL",plist); - for (LIF<Chunk *> plit(&plist); !plit.done(); plit.next()) - { - for (LIF<Preset_Palette> findconst(&((Preset_Palette_Chunk *)plit())->pplist); !findconst.done(); findconst.next()) - { - if (findconst().flags & PrePalFlag_Reserved) - { - return TRUE; - } - } - } - parent->lookup_child("SETPALST",plist); - for (plit = LIF<Chunk *> (&plist); !plit.done(); plit.next()) - { - for (LIF<Preset_Palette> findconst(&((Preset_Palette_Store_Chunk *)plit())->pplist); !findconst.done(); findconst.next()) - { - if (findconst().flags & PrePalFlag_Reserved) - { - return TRUE; - } - } - } - } - return FALSE; -} - -RIF_IMPLEMENT_DYNCREATE("ENVPALET",Environment_Palette_Chunk) - -Environment_Palette_Chunk::~Environment_Palette_Chunk () -{ - if (pixel_data) - { - unsigned char * temp_pd = (unsigned char *)pixel_data; - delete [] temp_pd; - } -} - -size_t Environment_Palette_Chunk::size_chunk() -{ - chunk_size = 12 + 8 + (width * height * 3 + 3 & ~3); - return chunk_size; -} - -void Environment_Palette_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) = width * height; - *((int*)(data_start+4)) = flags; - - data_start += 8; - - for (int i=0; i<(width*height*3); i++) - { - data_start[i] = pixel_data[i]; - } - -} - - -/////////////////////////////////////// - -// Class Preset_Palette_Chunk functions - - -Preset_Palette::~Preset_Palette () -{ - if (pixel_data) - { - unsigned char * temp_pd = (unsigned char *)pixel_data; - delete [] temp_pd; - } - if (name) delete[] name; -} - -Preset_Palette::Preset_Palette (Preset_Palette const & c) -: size(c.size) -, flags(c.flags) -, reserved1(c.reserved1) -, reserved2(c.reserved2) -, startpos(c.startpos) -, pixel_data(grab_pixel_data(c.size, c.pixel_data)) -, name(0) -{ - if (c.name) - { - name = new char[strlen(c.name)+1]; - strcpy(name,c.name); - } -} - -Preset_Palette & Preset_Palette::operator = (Preset_Palette const & c) -{ - if (pixel_data) - { - unsigned char * temp_pd = (unsigned char *)pixel_data; - delete [] temp_pd; - } - if (name) - { - delete[] name; - name = 0; - } - if (c.name) - { - name = new char[strlen(c.name)+1]; - strcpy(name,c.name); - } - - *(int *)&size = c.size; - *(int *)&flags = c.flags; - *(int *)&reserved1 = c.reserved1; - *(int *)&reserved2 = c.reserved2; - *(int *)&startpos = c.startpos; - - *(const unsigned char * *)&pixel_data = grab_pixel_data(c.size,c.pixel_data); - - return *this; -} - - - -size_t Preset_Palette::size_chunk() const -{ - return 20 + (size * 3 + (name ? strlen(name)+1 : 8) +3 &~3); -} - -void Preset_Palette::fill_data_block (char * data_start) -{ - *(int*)data_start = size; - *(int*)(data_start+4) = flags; - *(int*)(data_start+8) = reserved1; - *(int*)(data_start+12) = reserved2; - *(int*)(data_start+16) = startpos; - - data_start += 20; - - unsigned char const * sptr = pixel_data; - - for (int i=size*3; i; --i, ++sptr, ++data_start) - { - *data_start = *sptr; - } - strcpy(data_start,name ? name : "unnamed"); -} - -RIF_IMPLEMENT_DYNCREATE("PRSETPAL",Preset_Palette_Chunk) - -Preset_Palette_Chunk::Preset_Palette_Chunk(Chunk_With_Children * const parent, char const * sdata, size_t const /*ssize*/) -: Chunk(parent,"PRSETPAL") -, version_num(*(int *)sdata) -, flags(*(int *)(sdata+4)) -, reserved1(*(int *)(sdata+8)) -, reserved2(*(int *)(sdata+12)) -, reserved3(*(int *)(sdata+16)) -{ - int const pplistsize = *(int *)(sdata+20); - sdata += 24; - - for (int i = pplistsize; i; --i) - { - Preset_Palette current(sdata); - sdata += current.size_chunk(); - pplist.add_entry(current); - } -} - - -size_t Preset_Palette_Chunk::size_chunk () -{ - chunk_size = 12 + 24; - - for (LIF<Preset_Palette> li(&pplist); !li.done(); li.next()) - { - chunk_size += li().size_chunk(); - } - - return chunk_size; -} - -void Preset_Palette_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 = version_num; - *(int*)(data_start+4) = flags; - *(int*)(data_start+8) = reserved1; - *(int*)(data_start+12) = reserved2; - *(int*)(data_start+16) = reserved3; - *(int*)(data_start+20) = pplist.size(); - - data_start += 24; - - for (LIF<Preset_Palette> li(&pplist); !li.done(); li.next()) - { - Preset_Palette current(li()); - - current.fill_data_block(data_start); - data_start += current.size_chunk(); - } -} - - -/////////////////////////////////////// - -// Class Environment_TLT_Chunk functions - - -RIF_IMPLEMENT_DYNCREATE("ENVTXLIT",Environment_TLT_Chunk) - -Environment_TLT_Chunk::Environment_TLT_Chunk (Chunk_With_Children * parent, const char * sdata, size_t ssize) -: Chunk (parent, "ENVTXLIT"), width (*((int*)(sdata))), - num_levels (*((int*)(sdata+4))), flags(*(int *)(sdata+28)), table (0), filename(0) -{ - for (int i=0; i<ChunkTLT_NumReserved; ++i) reserved[i] = *(int *)(sdata+8+(i<<2)); - - if (flags & ChunkTLTFlag_ExternalFile) - { - filename = new char[strlen(sdata+32)+1]; - strcpy(filename,sdata+32); - } - else if ((signed) ssize >= 32 + width*num_levels) - { - table = new unsigned char [width*num_levels]; - unsigned char * tableptr = table; - unsigned char const * sdataptr = (unsigned char *)(sdata+32); - for (i=width*num_levels; i; --i) - { - *tableptr++ = *sdataptr++; - } - } - -} - -Environment_TLT_Chunk::~Environment_TLT_Chunk () -{ - if (table) delete[] table; - if (filename) delete[] filename; -} - -size_t Environment_TLT_Chunk::size_chunk() -{ - if (flags & ChunkTLTFlag_ExternalFile) - { - if (filename) - { - chunk_size = 12 + 32 + (strlen(filename)+4 & ~3); - } - else - { - chunk_size = 12 + 32 + 4; - } - } - else - { - chunk_size = 12 + 32 + width * num_levels; - } - return(chunk_size); - -} - -void Environment_TLT_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) = width; - *((int*)(data_start+4)) = num_levels; - - data_start += 8; - - for (int i=0; i < ChunkTLT_NumReserved ; ++i, data_start+=4) - *((int *)data_start) = reserved[i]; - - *(int *)data_start = flags; - data_start+=4; - - if (flags & ChunkTLTFlag_ExternalFile) - { - if (filename) - strcpy(data_start,filename); - else - *data_start = 0; - } - else - { - if (table) - { - unsigned char * tableptr = table; - - for (i=width*num_levels; i; --i) - { - *data_start++ = *tableptr++; - } - } - else - { - for (i=width*num_levels; i; --i) - { - *data_start++ = 0; - } - } - } -} - - -/////////////////////////////////////// - -// Class TLT_Config_Chunk functions - -TLTCC_Flags::TLTCC_Flags(unsigned int data) -: allow_v2 (data & 0x00000001 ? 1 : 0) -, nodefault (data & 0x00000002 ? 1 : 0) -{ -} - -TLTCC_Flags::operator unsigned int () const -{ - return - allow_v2 * 0x00000001 + - nodefault * 0x00000002 ; -} - -RIF_IMPLEMENT_DYNCREATE("TLTCONFG",TLT_Config_Chunk) - -TLT_Config_Chunk::TLT_Config_Chunk (Chunk_With_Children * parent, const char * sdata, size_t ssize) -: Chunk (parent, "TLTCONFG") -, num_shades_white(*(unsigned int const *)sdata) -, table_size(*(unsigned int const *)(sdata+4)) -, flags(*(unsigned int const *)(sdata+8)) -, palette_size(*(unsigned int const *)(sdata+12)) -{ - if (!table_size) table_size = 256; - - sdata+=16; - - for (int i=0; i<3; ++i, sdata+=4) reserved[i] = *(int *)sdata; - - unsigned int const len = strlen(sdata)+4&~3; - srcrifname = new char[len]; - memcpy(srcrifname,sdata,len); - sdata += len; - - unsigned int listsize = *(int *)sdata; - sdata += 4; - - while (listsize) - { - TLTConfigBlock block(sdata); - sdata += block.Size(); - blocks.add_entry_end(block); - listsize--; - } - - // hmm, size_chunk was wrong so allow sizes which were wrong in that way to pass - assert (ssize + 12 == size_chunk() || ssize + 12 + (44+strlen(srcrifname)+4&~3) - (44+strlen(srcrifname)+4&~4) == size_chunk()); -} - -size_t TLT_Config_Chunk::size_chunk() -{ - chunk_size = 44 + (srcrifname ? strlen(srcrifname) : 0) + 4 &~3; - for (LIF<TLTConfigBlock> tbli(&blocks); !tbli.done(); tbli.next()) - { - chunk_size += tbli().Size(); - } - return chunk_size; -} - -void TLT_Config_Chunk::fill_data_block (char * data_start) -{ - strncpy (data_start, identifier, 8); - data_start += 8; - - *((int *) data_start) = chunk_size; - data_start += 4; - - *(unsigned int *)data_start = num_shades_white; - data_start += 4; - - *(unsigned int *)data_start = table_size; - data_start += 4; - - *(unsigned int *)data_start = flags; - data_start += 4; - - *(unsigned int *)data_start = palette_size; - data_start += 4; - - for (int i=0; i<3 ; ++i, data_start+=4) - *(int *)data_start = reserved[i]; - - strcpy(data_start,srcrifname ? srcrifname : ""); - - data_start += strlen(data_start) + 4 &~3; - - *(int *)data_start = blocks.size(); - data_start+=4; - - for (LIF<TLTConfigBlock> tbli(&blocks); !tbli.done(); tbli.next()) - { - tbli().WriteData(data_start); - data_start += tbli().Size(); - } -} - - -/////////////////////////////////////// - -// Class Environment_Data_Chunk functions - -// constructor from buffer - -RIF_IMPLEMENT_DYNCREATE("GAMEMODE",Environment_Game_Mode_Chunk) - -/* -Children For Environment_Game_Mode_Chunk : - - -"GMODHEAD" Environment_Game_Mode_Header_Chunk -"ENVPALET" Environment_Palette_Chunk -"ENVTXLIT" Environment_TLT_Chunk -"TLTCONFG" TLT_Config_Chunk -"CLRLOOKP" Coloured_Polygons_Lookup_Chunk -"MATCHIMG" Matching_Images_Chunk -"SHBMPNAM" External_Shape_BMPs_Store_Chunk -"RIFCHILD" RIF_Child_Chunk -"SETPALST" Preset_Palette_Store_Chunk -"BMPMD5ID" Bitmap_MD5_Chunk -*/ - - -Environment_Game_Mode_Chunk::Environment_Game_Mode_Chunk(Chunk_With_Children* const parent,const char* data,size_t const size) -:Chunk_With_Children(parent,"GAMEMODE") , envd_parent((Environment_Data_Chunk *)parent) -{ - const char * buffer_ptr = data; - while ((data-buffer_ptr)< (signed) size) { - if ((*(int *)(data + 8)) + (data-buffer_ptr) > (signed) size) { - Parent_File->error_code = CHUNK_FAILED_ON_LOAD_NOT_RECOGNISED; - break; - } - - DynCreate(data); - data += *(int *)(data + 8); - } -} - -char * Environment_Game_Mode_Chunk::ExpandedIdentifier() const -{ - char const * full_fname = header->flags & GameModeFlag_Editable ? ((File_Chunk *)GetRootChunk())->filename : header->get_safe_source(); - char const * skip = strrchr(full_fname,'\\'); - if (skip) full_fname = skip+1; - skip = strrchr(full_fname,'/'); - if (skip) full_fname = skip+1; - skip = strrchr(full_fname,':'); - if (skip) full_fname = skip+1; - char * retp = new char[strlen(full_fname)+strlen(header->mode_identifier)+3]; - strcpy(retp,full_fname); - char * dotpos = strrchr(retp,'.'); - if (dotpos) *dotpos = 0; - strcat(retp,"::"); - strcat(retp,header->mode_identifier); - return retp; -} - -// header chunk -RIF_IMPLEMENT_DYNCREATE("GMODHEAD",Environment_Game_Mode_Header_Chunk) - -Environment_Game_Mode_Header_Chunk::Environment_Game_Mode_Header_Chunk(Chunk_With_Children * const parent, const char * pdata, size_t const /*psize*/) -: Chunk (parent, "GMODHEAD"), flags(0), rif_files() -{ - flags = *((int *) pdata); - - pdata+=4; - - for (int i=0; i<ChunkGMod_NumReserved; i++, pdata+=4) - { - reserved[i] = *((int *) pdata); - } - - version_num = *(int *)pdata; - pdata+=4; - - mode_identifier = new char[strlen(pdata)+1]; - - strcpy (mode_identifier, (pdata)); - - pdata += strlen(mode_identifier) + 1; - - while (*pdata) - { - unsigned int len = strlen(pdata)+1; - - char * riffn = new char[len]; - strcpy(riffn,pdata); - rif_files.add_entry(riffn); - - pdata += len; - } - - ((Environment_Game_Mode_Chunk*)parent)->header = this; -} - - -Environment_Game_Mode_Header_Chunk::~Environment_Game_Mode_Header_Chunk() -{ - if (mode_identifier) delete[] mode_identifier; - - while (rif_files.size()) - { - delete [] rif_files.first_entry(); - rif_files.delete_first_entry(); - } -} - - - -void Environment_Game_Mode_Header_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) = flags; - data_start+=4; - - for (int i=0; i<ChunkGMod_NumReserved; i++, data_start+=4) - { - *((int *) data_start) = reserved[i]; - } - *(int *)data_start = version_num; - data_start+=4; - - strcpy ((data_start), mode_identifier); - - data_start += strlen(mode_identifier) + 1; - - for (LIF<char *> li(&rif_files); !li.done(); li.next()) - { - strcpy(data_start,li()); - - data_start += strlen(li())+1; - } - - *data_start = 0; // double 0-byte terminator -} - - -size_t Environment_Game_Mode_Header_Chunk::size_chunk () -{ - chunk_size = 12+20+(strlen(mode_identifier)+1); - - for (LIF<char *> li(&rif_files); !li.done(); li.next()) - { - chunk_size += strlen(li())+1; - } - - chunk_size += 4; // 1 byte terminator, 3(max) to pad - chunk_size &= ~3; - return chunk_size; -} - - - -//////////////////////////////////////// - -// Class RIF_Child_Chunk - for RIFs in game modes containing graphics -RIF_IMPLEMENT_DYNCREATE("RIFCHILD",RIF_Child_Chunk) - -RIF_Child_Chunk::~RIF_Child_Chunk() -{ - if (filename) delete[] filename; - if (rifname) delete[] rifname; -} - -size_t RIF_Child_Chunk::size_chunk() -{ - chunk_size = 12 + 12 + (strlen(rifname)+1 +3 &~3) + 4 + (strlen(filename)+1 +3 &~3) + 4; - - for (LIF<BMP_Flags> li(&bmps); !li.done(); li.next()) - { - chunk_size += 8 + strlen(li().filename)+1 +3 & ~3; - } - - return chunk_size; -} - -void RIF_Child_Chunk::fill_data_block(char * data_start) -{ - strncpy (data_start, identifier, 8); - - data_start += 8; - - *((int *) data_start) = chunk_size; - - data_start += 4; - - for (int i=0; i<ChunkRIFChild_NumReserved; i++, data_start+=4) - { - *((int *) data_start) = reserved[i]; - } - - *(RCC_Flags *)data_start = flags; - data_start += 4; - - strcpy(data_start,rifname); - data_start += strlen(rifname)+1 +3 &~3; - - *((int *) data_start) = version_num; - - data_start += 4; - - strcpy(data_start,filename); - data_start += strlen(filename)+1 +3 &~3; - - *((int *) data_start) = bmps.size(); - data_start += 4; - - for (LIF<BMP_Flags> li(&bmps); !li.done(); li.next()) - { - *((int *) data_start) = li().flags; - data_start += 4; - *((int *) data_start) = li().version_num & BMPFLAGS_VERSION_NUM_MASK | li().enum_id << BMPFLAGS_ENUMID_SHIFT; - data_start += 4; - - strcpy(data_start, li().filename); - data_start += strlen(li().filename)+1 +3 &~3; - } - -} - -int const * RIF_Child_Chunk::GetMD5Val(BMP_Flags const & rcbmp) -{ - Bitmap_MD5_Chunk * md5c = GetMD5Chunk(rcbmp.filename); - if (md5c) - if (rcbmp.version_num == md5c->version_num) - return md5c->md5_val; - return 0; -} - -void RIF_Child_Chunk::RemoveMD5Val(char const * bname) -{ - Bitmap_MD5_Chunk * md5c = GetMD5Chunk(bname); - if (md5c) - delete md5c; -} - -void RIF_Child_Chunk::SetMD5Val(BMP_Flags const & rcbmp, int const * md5id) -{ - Bitmap_MD5_Chunk * md5c = GetMD5Chunk(rcbmp.filename); - if (md5c) - { - if (rcbmp.version_num == md5c->version_num) - { - memcpy(md5c->md5_val,md5id,16); - return; - } - else - delete md5c; - } - CreateMD5Chunk(rcbmp,md5id); -} - -Bitmap_MD5_Chunk * RIF_Child_Chunk::GetMD5Chunk(char const * bname) -{ - List<Chunk *> chlst; - parent->lookup_child("BMPMD5ID",chlst); - - for (LIF<Chunk *> i_chlst(&chlst); !i_chlst.done(); i_chlst.next()) - { - Bitmap_MD5_Chunk * md5c = (Bitmap_MD5_Chunk *)i_chlst(); - - if (!strcmp(md5c->bmpname,bname)) - if (!(md5c->rifname ? rifname ? strcmp(rifname,md5c->rifname) : *md5c->rifname : rifname ? *rifname : 0) && - !(md5c->shapename ? *md5c->shapename : 1)) - return md5c; - } - - return 0; -} - -void RIF_Child_Chunk::CreateMD5Chunk(BMP_Flags const & rcbmp, int const * md5id) -{ - new Bitmap_MD5_Chunk(parent,md5id,rcbmp,rifname); -} - -RIF_Child_Chunk::RIF_Child_Chunk (Chunk_With_Children * const parent, const char * sdata, size_t const /*ssize*/) -: Chunk(parent,"RIFCHILD"), egm_parent((Environment_Game_Mode_Chunk * const)parent) -{ - for (int i=0; i<ChunkRIFChild_NumReserved; i++, sdata+=4) - { - reserved[i] = *((int *) sdata); - } - flags = *(RCC_Flags *)sdata; - sdata += 4; - - unsigned int len = strlen(sdata)+1; - rifname = new char[len]; - strcpy(rifname,sdata); - sdata += len+3 &~3; - - version_num = *(int *)sdata; - sdata += 4; - - len = strlen(sdata)+1; - filename = new char[len]; - strcpy(filename,sdata); - sdata += len+3 &~3; - - int listsize = *(int *)sdata; - sdata+=4; - - for (i = listsize; i; --i) - { - BMP_Flags temp; - temp.flags = *(BMPN_Flags *)sdata; - sdata += 4; - temp.enum_id = (int)(*(unsigned int *)sdata >> BMPFLAGS_ENUMID_SHIFT); - temp.version_num = *(int *)sdata & BMPFLAGS_VERSION_NUM_MASK; - sdata += 4; - - len = strlen(sdata)+1; - temp.filename = new char[len]; - strcpy(temp.filename,sdata); - sdata += len+3 &~3; - - bmps.add_entry(temp); - } - -} - -///////////////////////////////// -// Preset_Palette_Store_Chunk -// ties in with RIF_Child_Chunk -// the filenames (-dirname) should match - -RIF_IMPLEMENT_DYNCREATE("SETPALST",Preset_Palette_Store_Chunk) - -Preset_Palette_Store_Chunk::Preset_Palette_Store_Chunk(Chunk_With_Children * const parent, char const * sdata, size_t const /*ssize*/) -: Chunk(parent,"SETPALST") -, version_num(*(int *)sdata) -, flags(*(int *)(sdata+4)) -, reserved1(*(int *)(sdata+8)) -, reserved2(*(int *)(sdata+12)) -, reserved3(*(int *)(sdata+16)) -{ - sdata += 20; - - unsigned int const len = strlen(sdata)+1; - rifname = new char[len]; - strcpy(rifname,sdata); - sdata += len + 3 &~3; - - int const pplistsize = *(int *)sdata; - sdata += 4; - - for (int i = pplistsize; i; --i) - { - Preset_Palette current(sdata); - sdata += current.size_chunk(); - pplist.add_entry(current); - } -} - - -size_t Preset_Palette_Store_Chunk::size_chunk () -{ - chunk_size = 12 + 24 + strlen(rifname)+1+3 &~3; - - for (LIF<Preset_Palette> li(&pplist); !li.done(); li.next()) - { - chunk_size += li().size_chunk(); - } - - return chunk_size; -} - -void Preset_Palette_Store_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 = version_num; - *(int*)(data_start+4) = flags; - *(int*)(data_start+8) = reserved1; - *(int*)(data_start+12) = reserved2; - *(int*)(data_start+16) = reserved3; - data_start += 20; - - strcpy(data_start,rifname); - data_start+=strlen(rifname)+1+3 &~3; - - *(int*)(data_start) = pplist.size(); - data_start += 4; - - for (LIF<Preset_Palette> li(&pplist); !li.done(); li.next()) - { - Preset_Palette current(li()); - - current.fill_data_block(data_start); - data_start += current.size_chunk(); - } -} - - - - - -/////////////////////////////////////// - -// Class Coloured_Polygons_Lookup_Chunk functions - -// simple 32K tables for palettes to quickly map coloured -// polygons to the right palette colour on loading, with 15-bit definition - - -RIF_IMPLEMENT_DYNCREATE("CLRLOOKP",Coloured_Polygons_Lookup_Chunk) - -Coloured_Polygons_Lookup_Chunk::Coloured_Polygons_Lookup_Chunk (Chunk_With_Children * parent, const char * sdata, size_t /*ssize*/) -: Chunk (parent, "CLRLOOKP"), flags (*((int*)(sdata))), - filename(0), table (0) -{ - for (int i=0; i<ChunkCPLU_NumReserved; ++i) reserved[i] = *(int *)(sdata+4+(i<<2)); - - if (flags & ChunkCPLUFlag_ExternalFile) - { - filename = new char[strlen(sdata+32)+1]; - strcpy(filename,sdata+32); - } - else - { - table = new unsigned char [1<<15]; - unsigned char * tableptr = table; - unsigned char const * sdataptr = (unsigned char *)(sdata+32); - for (i=1<<15; i; --i) - { - *tableptr++ = *sdataptr++; - } - } - -} - -Coloured_Polygons_Lookup_Chunk::~Coloured_Polygons_Lookup_Chunk () -{ - if (table) delete [] table; - if (filename) delete [] filename; -} - -size_t Coloured_Polygons_Lookup_Chunk::size_chunk() -{ - if (flags & ChunkCPLUFlag_ExternalFile) - { - if (filename) - { - chunk_size = 12 + 32 + (strlen(filename)+4 & ~3); - } - else - { - chunk_size = 12 + 32 + 4; - } - } - else - { - chunk_size = 12 + 32 + (1<<15); - } - return(chunk_size); - -} - -void Coloured_Polygons_Lookup_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) = flags; - - data_start += 4; - - for (int i=0; i < ChunkCPLU_NumReserved ; ++i, data_start+=4) - *((int *)data_start) = reserved[i]; - - if (flags & ChunkCPLUFlag_ExternalFile) - { - if (filename) - strcpy(data_start,filename); - else // escape - *data_start = 0; - } - else - { - if (table) - { - unsigned char * tableptr = table; - - for (i=1<<15; i; --i) - { - *data_start++ = *tableptr++; - } - } - else // escape - { - for (i=1<<15; i; --i) - { - *data_start++ = 0; - } - } - } -} - - |