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Rename 'Standard Gaming Platform' to 'sgp' (#246)
* rename 'Standard Gaming Platform' to 'sgp' * Adapt CMakeLists.txt files to renamed SGP directory * Lowercase it
This commit is contained in:
majcosta
+431
@@ -0,0 +1,431 @@
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//**************************************************************************
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//
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// Filename : impTGA.c
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//
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// Purpose : .tga file importer
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//
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// Modification history :
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//
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// 20nov96:HJH - Creation
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//
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//**************************************************************************
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//**************************************************************************
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//
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// Includes
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//
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//**************************************************************************
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#include "types.h"
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#include "Fileman.h"
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#include "memman.h"
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#include "WCheck.h"
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#include "himage.h"
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#include "string.h"
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#include "debug.h"
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#include "video.h"
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#include "impTGA.h"
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//**************************************************************************
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//
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// Defines
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//
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//**************************************************************************
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//**************************************************************************
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//
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// Typedefs
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//
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//**************************************************************************
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//**************************************************************************
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//
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// Function Prototypes
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//
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//**************************************************************************
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BOOLEAN ReadUncompColMapImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents );
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BOOLEAN ReadUncompRGBImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents );
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BOOLEAN ReadRLEColMapImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents );
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BOOLEAN ReadRLERGBImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents );
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//BOOLEAN ConvertTGAToSystemBPPFormat( HIMAGE hImage );
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//**************************************************************************
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//
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// Function Definitions
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//
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//**************************************************************************
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BOOLEAN LoadTGAFileToImage( HIMAGE hImage, UINT16 fContents )
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{
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HWFILE hFile;
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UINT8 uiImgID, uiColMap, uiType;
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UINT32 uiBytesRead;
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BOOLEAN fReturnVal = FALSE;
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Assert( hImage != NULL );
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CHECKF( FileExists( hImage->ImageFile ) );
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hFile = FileOpen( hImage->ImageFile, FILE_ACCESS_READ, FALSE );
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CHECKF( hFile );
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if ( !FileRead( hFile, &uiImgID, sizeof(UINT8), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiColMap, sizeof(UINT8), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiType, sizeof(UINT8), &uiBytesRead ) )
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goto end;
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switch( uiType )
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{
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case 1:
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fReturnVal = ReadUncompColMapImage( hImage, hFile, uiImgID, uiColMap, fContents );
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break;
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case 2:
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fReturnVal = ReadUncompRGBImage( hImage, hFile, uiImgID, uiColMap, fContents );
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break;
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case 9:
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fReturnVal = ReadRLEColMapImage( hImage, hFile, uiImgID, uiColMap, fContents );
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break;
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case 10:
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fReturnVal = ReadRLERGBImage( hImage, hFile, uiImgID, uiColMap, fContents );
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break;
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default:
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break;
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}
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// Set remaining values
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end:
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FileClose( hFile );
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return( fReturnVal );
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}
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//**************************************************************************
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//
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// ReadUncompColMapImage
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//
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//
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//
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// Parameter List :
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// Return Value :
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// Modification history :
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//
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// 20nov96:HJH ->creation
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//
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//**************************************************************************
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BOOLEAN ReadUncompColMapImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents )
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{
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return( FALSE );
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}
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//**************************************************************************
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//
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// ReadUncompRGBImage
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//
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//
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//
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// Parameter List :
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// Return Value :
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// Modification history :
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//
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// 20nov96:HJH ->creation
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//
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//**************************************************************************
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BOOLEAN ReadUncompRGBImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents )
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{
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UINT8 *pBMData;
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UINT8 *pBMPtr;
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UINT16 uiColMapOrigin;
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UINT16 uiColMapLength;
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UINT8 uiColMapEntrySize;
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UINT32 uiBytesRead;
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UINT16 uiXOrg;
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UINT16 uiYOrg;
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UINT16 uiWidth;
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UINT16 uiHeight;
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UINT8 uiImagePixelSize;
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UINT8 uiImageDescriptor;
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UINT32 iNumValues;
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UINT16 cnt;
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UINT32 i;
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UINT8 r;
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UINT8 g;
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UINT8 b;
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if ( !FileRead( hFile, &uiColMapOrigin, sizeof(UINT16), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiColMapLength, sizeof(UINT16), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiColMapEntrySize, sizeof(UINT8), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiXOrg, sizeof(UINT16), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiYOrg, sizeof(UINT16), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiWidth, sizeof(UINT16), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiHeight, sizeof(UINT16), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiImagePixelSize, sizeof(UINT8), &uiBytesRead ) )
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goto end;
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if ( !FileRead( hFile, &uiImageDescriptor, sizeof(UINT8), &uiBytesRead ) )
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goto end;
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// skip the id
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FileSeek( hFile, uiImgID, FILE_SEEK_FROM_CURRENT );
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// skip the colour map
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if ( uiColMap != 0 )
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{
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FileSeek( hFile, uiColMapLength * (uiImagePixelSize / 8), FILE_SEEK_FROM_CURRENT );
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}
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// Set some HIMAGE data values
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hImage->usWidth = uiWidth;
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hImage->usHeight = uiHeight;
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hImage->ubBitDepth = uiImagePixelSize;
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// Allocate memory based on bpp, height, width
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// Only do if contents flag is appropriate
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if ( fContents & IMAGE_BITMAPDATA )
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{
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if ( uiImagePixelSize == 16 )
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{
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iNumValues = uiWidth * uiHeight;
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hImage->p16BPPData = (UINT16 *) MemAlloc( iNumValues * (uiImagePixelSize / 8) );
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if ( hImage->p16BPPData == NULL )
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goto end;
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// Get data pointer
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pBMData = hImage->p8BPPData;
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// Start at end
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pBMData += uiWidth * ( uiHeight - 1 ) * (uiImagePixelSize / 8);
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// Data is stored top-bottom - reverse for SGP HIMAGE format
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for ( cnt = 0; cnt < uiHeight-1; cnt++ )
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{
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if ( !FileRead( hFile, pBMData, uiWidth*2, &uiBytesRead ) )
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goto freeEnd;
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pBMData -= uiWidth * 2;
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}
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// Do first row
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if ( !FileRead( hFile, pBMData, uiWidth*2, &uiBytesRead ) )
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goto freeEnd;
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// Convert TGA 5,5,5 16 BPP data into current system 16 BPP Data
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//ConvertTGAToSystemBPPFormat( hImage );
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hImage->fFlags |= IMAGE_BITMAPDATA;
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}
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if ( uiImagePixelSize == 24 )
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{
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hImage->p8BPPData = (UINT8 *) MemAlloc( uiWidth * uiHeight * (uiImagePixelSize / 8) );
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if ( hImage->p8BPPData == NULL )
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goto end;
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// Get data pointer
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pBMData = (UINT8*)hImage->p8BPPData;
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// Start at end
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pBMPtr = pBMData + uiWidth * ( uiHeight - 1 ) * 3;
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iNumValues = uiWidth * uiHeight;
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for ( cnt = 0; cnt < uiHeight; cnt++ )
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{
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for ( i=0 ; i < uiWidth; i++ )
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{
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if ( !FileRead( hFile, &b, sizeof(UINT8), &uiBytesRead ) )
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goto freeEnd;
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if ( !FileRead( hFile, &g, sizeof(UINT8), &uiBytesRead ) )
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goto freeEnd;
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if ( !FileRead( hFile, &r, sizeof(UINT8), &uiBytesRead ) )
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goto freeEnd;
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pBMPtr[ i*3 ] = r;
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pBMPtr[ i*3+1 ] = g;
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pBMPtr[ i*3+2 ] = b;
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}
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pBMPtr -= uiWidth * 3;
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}
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hImage->fFlags |= IMAGE_BITMAPDATA;
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}
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}
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return( TRUE );
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end:
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return( FALSE );
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freeEnd:
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MemFree( pBMData );
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return( FALSE );
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}
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//**************************************************************************
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//
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// ReadRLEColMapImage
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//
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//
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//
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// Parameter List :
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// Return Value :
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// Modification history :
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//
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// 20nov96:HJH ->creation
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//
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//**************************************************************************
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BOOLEAN ReadRLEColMapImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents )
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{
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return( FALSE );
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}
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//**************************************************************************
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//
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// ReadRLERGBImage
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//
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//
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//
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// Parameter List :
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// Return Value :
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// Modification history :
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//
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// 20nov96:HJH ->creation
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//
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//**************************************************************************
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BOOLEAN ReadRLERGBImage( HIMAGE hImage, HWFILE hFile, UINT8 uiImgID, UINT8 uiColMap, UINT16 fContents )
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{
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return( FALSE );
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}
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/*
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BOOLEAN ConvertTGAToSystemBPPFormat( HIMAGE hImage )
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{
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UINT16 usX, usY;
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UINT16 Old16BPPValue;
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UINT16 *pData;
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UINT16 usR, usG, usB;
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float scale_val;
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UINT32 uiRBitMask;
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UINT32 uiGBitMask;
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UINT32 uiBBitMask;
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UINT8 ubRNewShift;
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UINT8 ubGNewShift;
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UINT8 ubBNewShift;
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UINT8 ubScaleR;
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UINT8 ubScaleB;
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UINT8 ubScaleG;
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// Basic algorithm for coonverting to different rgb distributions
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// Get current Pixel Format from DirectDraw
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CHECKF( GetPrimaryRGBDistributionMasks( &uiRBitMask, &uiGBitMask, &uiBBitMask ) );
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// Only convert if different
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if ( uiRBitMask == 0x7c00 && uiGBitMask == 0x3e0 && uiBBitMask == 0x1f )
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{
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return( TRUE );
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}
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// Default values
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ubScaleR = 0;
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ubScaleG = 0;
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ubScaleB = 0;
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ubRNewShift = 10;
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ubGNewShift = 5;
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ubBNewShift = 0;
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// Determine values
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switch( uiBBitMask )
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{
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case 0x3f: // 0000000000111111 pixel mask for blue
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// 5-5-6
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ubRNewShift = 11;
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ubGNewShift = 6;
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ubScaleB = 1;
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break;
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case 0x1f: // 0000000000011111 pixel mask for blue
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switch( uiGBitMask )
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{
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case 0x7e0: // 0000011111100000 pixel mask for green
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// 5-6-5
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ubRNewShift = 11;
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ubScaleG = 1;
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break;
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case 0x3e0: // 0000001111100000 pixel mask for green
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switch( uiRBitMask )
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{
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case 0xfc00: // 1111110000000000 pixel mask for red
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// 6-5-5
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ubScaleR = 1;
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break;
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}
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break;
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}
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break;
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}
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pData = hImage->pui16BPPPalette;
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usX = 0;
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do
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{
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usY = 0;
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do
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{
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// Get Old 5,5,5 value
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Old16BPPValue = hImage->p16BPPData[ usX * hImage->usWidth + usY ];
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// Get component r,g,b values AT 5 5 5
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usR = ( Old16BPPValue & 0x7c00 ) >> 10;
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usG = ( Old16BPPValue & 0x3e0 ) >> 5;
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usB = Old16BPPValue & 0x1f;
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// Scale accordingly
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usR = usR << ubScaleR;
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usG = usG << ubScaleG;
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usB = usB << ubScaleB;
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hImage->p16BPPData[ usX * hImage->usWidth + usY ] = ((UINT16) ( ( usR << ubRNewShift | usG << ubGNewShift ) | usB ) );
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usY++;
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} while( usY < hImage->usWidth );
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usX++;
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} while( usX < hImage->usHeight );
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return( TRUE );
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}
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*/
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Reference in New Issue
Block a user