LGram16
dd97ddec92
Move git root from Client/ to src/ to track all source code: - Client: Game client source (moved to Client/Client/) - Server: Game server source - GameTools: Development tools - CryptoSource: Encryption utilities - database: Database scripts - Script: Game scripts - rylCoder_16.02.2008_src: Legacy coder tools - GMFont, Game: Additional resources 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
121 lines
2.2 KiB
C
121 lines
2.2 KiB
C
//-----------------------------------------------------------------------------
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//
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// ImageLib Sources
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// Copyright (C) 2000-2002 by Denton Woods
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// Last modified: 05/26/2002 <--Y2K Compliant! =]
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//
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// Filename: src-IL/src/il_pxr.c
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//
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// Description: Reads from a Pxrar (.pxr) file.
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//
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//-----------------------------------------------------------------------------
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#include "il_internal.h"
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#ifndef IL_NO_PXR
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#include "il_manip.h"
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#include "il_endian.h"
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#ifdef _MSC_VER
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#pragma pack(push, pxr_struct, 1)
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#endif
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typedef struct PIXHEAD
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{
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ILushort Signature;
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ILubyte Reserved1[413];
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ILushort Height;
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ILushort Width;
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ILubyte Reserved2[4];
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ILubyte BppInfo;
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ILubyte Reserved3[598];
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} IL_PACKSTRUCT PIXHEAD;
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#ifdef _MSC_VER
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#pragma pack(pop, pxr_struct)
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#endif
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ILboolean iLoadPxrInternal(ILvoid);
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//! Reads a Pxr file
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ILboolean ilLoadPxr(ILconst_string FileName)
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{
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ILHANDLE PxrFile;
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ILboolean bPxr = IL_FALSE;
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PxrFile = iopenr(FileName);
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if (PxrFile == NULL) {
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ilSetError(IL_COULD_NOT_OPEN_FILE);
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return bPxr;
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}
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bPxr = ilLoadPxrF(PxrFile);
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icloser(PxrFile);
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return bPxr;
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}
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//! Reads an already-opened Pxr file
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ILboolean ilLoadPxrF(ILHANDLE File)
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{
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ILuint FirstPos;
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ILboolean bRet;
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iSetInputFile(File);
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FirstPos = itell();
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bRet = iLoadPxrInternal();
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iseek(FirstPos, IL_SEEK_SET);
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return bRet;
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}
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//! Reads from a memory "lump" that contains a Pxr
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ILboolean ilLoadPxrL(const ILvoid *Lump, ILuint Size)
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{
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iSetInputLump(Lump, Size);
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return iLoadPxrInternal();
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}
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// Internal function used to load the Pxr.
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ILboolean iLoadPxrInternal()
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{
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ILushort Width, Height;
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ILubyte Bpp;
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Width = sizeof(PIXHEAD);
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iseek(416, IL_SEEK_SET);
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Height = GetLittleUShort();
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Width = GetLittleUShort();
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iseek(424, IL_SEEK_SET);
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Bpp = igetc();
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switch (Bpp)
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{
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case 0x08:
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ilTexImage(Width, Height, 1, 1, IL_LUMINANCE, IL_UNSIGNED_BYTE, NULL);
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break;
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case 0x0E:
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ilTexImage(Width, Height, 1, 3, IL_RGB, IL_UNSIGNED_BYTE, NULL);
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break;
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case 0x0F:
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ilTexImage(Width, Height, 1, 4, IL_RGBA, IL_UNSIGNED_BYTE, NULL);
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break;
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default:
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ilSetError(IL_INVALID_FILE_HEADER);
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return IL_FALSE;
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}
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iseek(1024, IL_SEEK_SET);
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iread(iCurImage->Data, 1, iCurImage->SizeOfData);
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iCurImage->Origin = IL_ORIGIN_UPPER_LEFT;
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return IL_TRUE;
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}
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#endif//IL_NO_PXR
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