mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2024-11-21 20:01:13 +00:00
575 lines
19 KiB
C++
575 lines
19 KiB
C++
/*
|
|
===========================================================================
|
|
|
|
Doom 3 BFG Edition GPL Source Code
|
|
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
|
|
|
|
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
|
|
|
|
Doom 3 BFG Edition Source Code is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
Doom 3 BFG Edition Source Code is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
|
|
|
|
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
|
|
|
|
===========================================================================
|
|
*/
|
|
#pragma hdrstop
|
|
#include "../idlib/precompiled.h"
|
|
#include "../renderer/Image.h"
|
|
//#include "../../renderer/ImageTools/ImageProcess.h"
|
|
#include "../renderer/jpeg-6/jpeglib.h"
|
|
|
|
/*
|
|
========================
|
|
idSWF::idDecompressJPEG
|
|
These are the static callback functions the jpeg library calls
|
|
========================
|
|
*/
|
|
void swf_jpeg_error_exit( jpeg_common_struct * cinfo ) {
|
|
char buffer[JMSG_LENGTH_MAX] = {0};
|
|
(*cinfo->err->format_message)( cinfo, buffer );
|
|
throw idException( buffer );
|
|
}
|
|
void swf_jpeg_output_message( jpeg_common_struct * cinfo ) {
|
|
char buffer[JMSG_LENGTH_MAX] = {0};
|
|
(*cinfo->err->format_message)( cinfo, buffer );
|
|
idLib::Printf( "%s\n", buffer );
|
|
}
|
|
void swf_jpeg_init_source( jpeg_decompress_struct * cinfo ) {
|
|
}
|
|
boolean swf_jpeg_fill_input_buffer( jpeg_decompress_struct * cinfo ) {
|
|
return TRUE;
|
|
}
|
|
void swf_jpeg_skip_input_data( jpeg_decompress_struct * cinfo, long num_bytes ) {
|
|
cinfo->src->next_input_byte += num_bytes;
|
|
cinfo->src->bytes_in_buffer -= num_bytes;
|
|
}
|
|
void swf_jpeg_term_source( jpeg_decompress_struct * cinfo ) {
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::idDecompressJPEG::idDecompressJPEG
|
|
========================
|
|
*/
|
|
idSWF::idDecompressJPEG::idDecompressJPEG() {
|
|
jpeg_decompress_struct * cinfo = new (TAG_SWF) jpeg_decompress_struct;
|
|
memset( cinfo, 0, sizeof( *cinfo ) );
|
|
|
|
cinfo->err = new (TAG_SWF) jpeg_error_mgr;
|
|
memset( cinfo->err, 0, sizeof( jpeg_error_mgr ) );
|
|
jpeg_std_error( cinfo->err );
|
|
cinfo->err->error_exit = swf_jpeg_error_exit;
|
|
cinfo->err->output_message = swf_jpeg_output_message;
|
|
|
|
jpeg_create_decompress( cinfo );
|
|
|
|
vinfo = cinfo;
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::idDecompressJPEG::~idDecompressJPEG
|
|
========================
|
|
*/
|
|
idSWF::idDecompressJPEG::~idDecompressJPEG() {
|
|
jpeg_decompress_struct * cinfo = (jpeg_decompress_struct *)vinfo;
|
|
|
|
jpeg_destroy_decompress( cinfo );
|
|
delete cinfo->err;
|
|
delete cinfo;
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::idDecompressJPEG::Load
|
|
========================
|
|
*/
|
|
byte * idSWF::idDecompressJPEG::Load( const byte * input, int inputSize, int & width, int & height ) {
|
|
jpeg_decompress_struct * cinfo = (jpeg_decompress_struct *)vinfo;
|
|
|
|
try {
|
|
|
|
width = 0;
|
|
height = 0;
|
|
|
|
jpeg_source_mgr src;
|
|
memset( &src, 0, sizeof( src ) );
|
|
src.next_input_byte = (JOCTET *)input;
|
|
src.bytes_in_buffer = inputSize;
|
|
src.init_source = swf_jpeg_init_source;
|
|
src.fill_input_buffer = swf_jpeg_fill_input_buffer;
|
|
src.skip_input_data = swf_jpeg_skip_input_data;
|
|
src.resync_to_restart = jpeg_resync_to_restart;
|
|
src.term_source = swf_jpeg_term_source;
|
|
cinfo->src = &src;
|
|
|
|
int result = 0;
|
|
do {
|
|
result = jpeg_read_header( cinfo, FALSE );
|
|
} while ( result == JPEG_HEADER_TABLES_ONLY );
|
|
|
|
if ( result == JPEG_SUSPENDED ) {
|
|
return NULL;
|
|
}
|
|
|
|
jpeg_start_decompress( cinfo );
|
|
if ( cinfo->output_components != 4 ) {
|
|
// This shouldn't really be possible, unless the source image is some kind of strange grayscale format or something
|
|
idLib::Warning( "JPEG output is not 4 components" );
|
|
jpeg_abort_decompress( cinfo );
|
|
cinfo->src = NULL; // value goes out of scope
|
|
return NULL;
|
|
}
|
|
int outputSize = cinfo->output_width * cinfo->output_height * cinfo->output_components;
|
|
byte * output = (byte *)Mem_Alloc( outputSize, TAG_SWF );
|
|
memset( output, 255, outputSize );
|
|
while ( cinfo->output_scanline < cinfo->output_height ) {
|
|
JSAMPROW scanlines = output + cinfo->output_scanline * cinfo->output_width * cinfo->output_components;
|
|
jpeg_read_scanlines( cinfo, &scanlines, 1 );
|
|
}
|
|
jpeg_finish_decompress( cinfo );
|
|
|
|
width = cinfo->output_width;
|
|
height = cinfo->output_height;
|
|
|
|
cinfo->src = NULL; // value goes out of scope
|
|
return output;
|
|
|
|
} catch ( idException & ) {
|
|
swf_jpeg_output_message( (jpeg_common_struct *)cinfo );
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
========================
|
|
idSWF::WriteSwfImageAtlas
|
|
|
|
Now that all images have been found, allocate them in an atlas
|
|
and write it out.
|
|
========================
|
|
*/
|
|
void RectAllocator( const idList<idVec2i> &inputSizes, idList<idVec2i> &outputPositions, idVec2i &totalSize );
|
|
float RectPackingFraction( const idList<idVec2i> &inputSizes, const idVec2i totalSize );
|
|
|
|
void idSWF::WriteSwfImageAtlas( const char *filename ) {
|
|
idList<idVec2i> inputSizes;
|
|
inputSizes.SetNum( packImages.Num() );
|
|
for ( int i = 0 ; i < packImages.Num() ; i++ ) {
|
|
// these are in DXT blocks, not pixels
|
|
inputSizes[i] = packImages[i].allocSize;
|
|
}
|
|
|
|
idList<idVec2i> outputPositions;
|
|
idVec2i totalSize;
|
|
// smart allocator
|
|
RectAllocator( inputSizes, outputPositions, totalSize );
|
|
|
|
float frac = RectPackingFraction( inputSizes, totalSize );
|
|
idLib::Printf( "%5.2f packing fraction in %ix%i image\n", frac, totalSize.x*4, totalSize.y*4 );
|
|
|
|
int atlasWidth = Max( 4, totalSize.x * 4 ) ;
|
|
int atlasHeight = Max( 4, totalSize.y * 4 ) ;
|
|
|
|
// we require multiple-of-128 widths to use the image data directly
|
|
// without re-packing on the 360 and PS3. The growth checks in RectAllocator()
|
|
// will always align, but a single image won't necessarily be.
|
|
atlasWidth = ( atlasWidth + 127 ) & ~127;
|
|
|
|
idTempArray<byte> swfAtlas( atlasWidth * atlasHeight * 4 );
|
|
|
|
// fill everything with solid red
|
|
for ( int i = 0; i < atlasWidth * atlasHeight; i++ ) {
|
|
swfAtlas[i*4+0] = 255;
|
|
swfAtlas[i*4+1] = 0;
|
|
swfAtlas[i*4+2] = 0;
|
|
swfAtlas[i*4+3] = 255;
|
|
}
|
|
|
|
// allocate the blocks and copy the texels
|
|
for ( int i = 0 ; i < packImages.Num() ; i++ ) {
|
|
imageToPack_t & pack = packImages[i];
|
|
assert( pack.imageData != NULL );
|
|
|
|
int blockWidth = pack.allocSize.x;
|
|
int blockHeight = pack.allocSize.y;
|
|
|
|
int x = outputPositions[i].x;
|
|
int y = outputPositions[i].y;
|
|
|
|
// get the range for each channel so we can maximize it
|
|
// for better compression
|
|
int minV[4] = { 255, 255, 255, 255 };
|
|
int maxV[4] = { 0, 0, 0, 0 };
|
|
for ( int j = 0 ; j < pack.trueSize.x * pack.trueSize.y * 4 ; j++ ) {
|
|
int v = pack.imageData[ j ];
|
|
int x = j & 3;
|
|
if ( v < minV[x] ) {
|
|
minV[x] = v;
|
|
}
|
|
if ( v > maxV[x] ) {
|
|
maxV[x] = v;
|
|
}
|
|
}
|
|
// idLib::Printf( "Color normalize: %3i:%3i %3i:%3i %3i:%3i %3i:%3i\n",
|
|
// minV[0], maxV[0], minV[1], maxV[1], minV[2], maxV[2], minV[3], maxV[3] );
|
|
|
|
// don't divide by zero
|
|
for ( int x = 0 ; x < 4 ; x++ ) {
|
|
if ( maxV[x] == 0 ) {
|
|
maxV[x] = 1;
|
|
}
|
|
}
|
|
// rescale the image
|
|
//
|
|
// Note that this must be done in RGBA space, before YCoCg conversion,
|
|
// or the scale factors couldn't be combined with the normal swf coloring.
|
|
//
|
|
// If we create an idMaterial for each atlas element, we could add
|
|
// a bias as well as a scale to enable us to take advantage of the
|
|
// min values as well as the max, but very few gui images don't go to black,
|
|
// and just doing a scale avoids changing more code.
|
|
for ( int j = 0; j < pack.trueSize.x * pack.trueSize.y * 4; j++ ) {
|
|
int v = pack.imageData[ j ];
|
|
int x = j & 3;
|
|
v = v * 255 / maxV[x];
|
|
pack.imageData[ j ] = v;
|
|
}
|
|
|
|
assert( ( x + blockWidth )* 4 <= atlasWidth );
|
|
assert( ( y + blockHeight )* 4 <= atlasHeight );
|
|
// Extend the pixels with clamp-to-edge to the edge of the allocation block.
|
|
// The GPU hardware addressing should completely ignore texels outside the true block
|
|
// size, but the compressor works on complete blocks, regardless of the true rect size.
|
|
x <<= 2;
|
|
y <<= 2;
|
|
for ( int dstY = 0; dstY < blockHeight<<2; dstY++ ) {
|
|
int srcY = dstY-1;
|
|
if ( srcY < 0 ) {
|
|
srcY = 0;
|
|
}
|
|
if ( srcY >= pack.trueSize.y ) {
|
|
srcY = pack.trueSize.y - 1;
|
|
}
|
|
for ( int dstX = 0 ; dstX < blockWidth<<2 ; dstX++ ) {
|
|
int srcX = dstX-1;
|
|
if ( srcX < 0 ) {
|
|
srcX = 0;
|
|
}
|
|
if ( srcX >= pack.trueSize.x ) {
|
|
srcX = pack.trueSize.x - 1;
|
|
}
|
|
((int *)swfAtlas.Ptr())[ (y+dstY) * atlasWidth + (x+dstX) ] =
|
|
((int *)pack.imageData)[ srcY * pack.trueSize.x + srcX ];
|
|
}
|
|
}
|
|
|
|
// save the information in the SWF dictionary
|
|
idSWFDictionaryEntry * entry = FindDictionaryEntry( pack.characterID );
|
|
assert( entry->material == NULL );
|
|
entry->imageSize.x = pack.trueSize.x;
|
|
entry->imageSize.y = pack.trueSize.y;
|
|
entry->imageAtlasOffset.x = x + 1;
|
|
entry->imageAtlasOffset.y = y + 1;
|
|
for ( int i = 0; i < 4; i++ ) {
|
|
entry->channelScale[i] = maxV[i] / 255.0f;
|
|
}
|
|
|
|
Mem_Free( pack.imageData );
|
|
pack.imageData = NULL;
|
|
}
|
|
|
|
// the TGA is only for examination during development
|
|
R_WriteTGA( filename, swfAtlas.Ptr(), atlasWidth, atlasHeight, false, "fs_basepath" );
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::LoadImage
|
|
Loads RGBA data into an image at the specificied character id in the dictionary
|
|
========================
|
|
*/
|
|
void idSWF::LoadImage( int characterID, const byte * imageData, int width, int height ) {
|
|
idSWFDictionaryEntry * entry = AddDictionaryEntry( characterID, SWF_DICT_IMAGE );
|
|
if ( entry == NULL ) {
|
|
return;
|
|
}
|
|
|
|
// save the data off so we can do the image atlas allocation after we have collected
|
|
// all the images that are used by the entire swf
|
|
imageToPack_t pack;
|
|
pack.characterID = characterID;
|
|
pack.imageData = (byte *)Mem_Alloc( width*height*4, TAG_SWF );
|
|
memcpy( pack.imageData, imageData, width*height*4 );
|
|
pack.trueSize.x = width;
|
|
pack.trueSize.y = height;
|
|
for ( int i = 0 ; i < 2 ; i++ ) {
|
|
int v = pack.trueSize[i];
|
|
// Swf images are usually completely random in size, but perform all allocations in
|
|
// DXT blocks of 4. If we choose to DCT / HDP encode the image block, we should probably
|
|
// increae the block size to 8 or 16 to prevent neighbor effects.
|
|
v = ( v + 3 ) >> 2;
|
|
|
|
// Allways allocate a single pixel border around the images so there won't be any edge
|
|
// bleeds. This can often be hidden in in the round-up to DXT size.
|
|
if ( ( v << 2 ) - pack.trueSize[i] < 2 ) {
|
|
v++;
|
|
}
|
|
pack.allocSize[i] = v;
|
|
}
|
|
packImages.Append( pack );
|
|
|
|
entry->material = NULL;
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::JPEGTables
|
|
Reads jpeg table data, there can only be one of these in the file, and it has to come before any DefineBits tags
|
|
We don't have to worry about clearing the jpeg object because jpeglib will automagically overwrite any tables that are already set (I think?)
|
|
========================
|
|
*/
|
|
void idSWF::JPEGTables( idSWFBitStream & bitstream ) {
|
|
if ( bitstream.Length() == 0 ) {
|
|
// no clue why this happens
|
|
return;
|
|
}
|
|
int width, height;
|
|
jpeg.Load( bitstream.ReadData( bitstream.Length() ), bitstream.Length(), width, height );
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::DefineBits
|
|
Reads a partial jpeg image, using the tables set by the JPEGTables tag
|
|
========================
|
|
*/
|
|
void idSWF::DefineBits( idSWFBitStream & bitstream ) {
|
|
uint16 characterID = bitstream.ReadU16();
|
|
|
|
int jpegSize = bitstream.Length() - sizeof( uint16 );
|
|
|
|
int width, height;
|
|
byte * imageData = jpeg.Load( bitstream.ReadData( jpegSize ), jpegSize, width, height );
|
|
if ( imageData == NULL ) {
|
|
return;
|
|
}
|
|
|
|
LoadImage( characterID, imageData, width, height );
|
|
|
|
Mem_Free( imageData );
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::DefineBitsJPEG2
|
|
Identical to DefineBits, except it uses a local JPEG table (not the one defined by JPEGTables)
|
|
========================
|
|
*/
|
|
void idSWF::DefineBitsJPEG2( idSWFBitStream & bitstream ) {
|
|
uint16 characterID = bitstream.ReadU16();
|
|
|
|
idDecompressJPEG jpeg;
|
|
|
|
int jpegSize = bitstream.Length() - sizeof( uint16 );
|
|
|
|
int width, height;
|
|
byte * imageData = jpeg.Load( bitstream.ReadData( jpegSize ), jpegSize, width, height );
|
|
if ( imageData == NULL ) {
|
|
return;
|
|
}
|
|
|
|
LoadImage( characterID, imageData, width, height );
|
|
|
|
Mem_Free( imageData );
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::DefineBitsJPEG3
|
|
Mostly identical to DefineBitsJPEG2, except it has an additional zlib compressed alpha map
|
|
========================
|
|
*/
|
|
void idSWF::DefineBitsJPEG3( idSWFBitStream & bitstream ) {
|
|
uint16 characterID = bitstream.ReadU16();
|
|
uint32 jpegSize = bitstream.ReadU32();
|
|
|
|
idDecompressJPEG jpeg;
|
|
|
|
int width, height;
|
|
byte * imageData = jpeg.Load( bitstream.ReadData( jpegSize ), jpegSize, width, height );
|
|
if ( imageData == NULL ) {
|
|
return;
|
|
}
|
|
|
|
{
|
|
idTempArray<byte> alphaMap( width * height );
|
|
|
|
int alphaSize = bitstream.Length() - jpegSize - sizeof( characterID ) - sizeof( jpegSize );
|
|
if ( !Inflate( bitstream.ReadData( alphaSize ), alphaSize, alphaMap.Ptr(), (int)alphaMap.Size() ) ) {
|
|
idLib::Warning( "DefineBitsJPEG3: Failed to inflate alpha data" );
|
|
Mem_Free( imageData );
|
|
return;
|
|
}
|
|
for ( int i = 0; i < width * height; i++ ) {
|
|
imageData[i*4+3] = alphaMap[i];
|
|
}
|
|
}
|
|
|
|
LoadImage( characterID, imageData, width, height );
|
|
|
|
Mem_Free( imageData );
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::DefineBitsLossless
|
|
========================
|
|
*/
|
|
void idSWF::DefineBitsLossless( idSWFBitStream & bitstream ) {
|
|
uint16 characterID = bitstream.ReadU16();
|
|
uint8 format = bitstream.ReadU8();
|
|
uint16 width = bitstream.ReadU16();
|
|
uint16 height = bitstream.ReadU16();
|
|
|
|
idTempArray< byte > buf( width * height * 4 );
|
|
byte * imageData = buf.Ptr();
|
|
|
|
if ( format == 3 ) {
|
|
uint32 paddedWidth = ( width + 3 ) & ~3;
|
|
uint32 colorTableSize = ( bitstream.ReadU8() + 1 ) * 3;
|
|
idTempArray<byte> colorMapData( colorTableSize + ( paddedWidth * height ) );
|
|
uint32 colorDataSize = bitstream.Length() - bitstream.Tell();
|
|
if ( !Inflate( bitstream.ReadData( colorDataSize ), colorDataSize, colorMapData.Ptr(), (int)colorMapData.Size() ) ) {
|
|
idLib::Warning( "DefineBitsLossless: Failed to inflate color map data" );
|
|
return;
|
|
}
|
|
byte * indices = colorMapData.Ptr() + colorTableSize;
|
|
for ( int h = 0; h < height; h++ ) {
|
|
for ( int w = 0; w < width; w++ ) {
|
|
byte index = indices[w + (h*paddedWidth)];
|
|
byte * pixel = &imageData[(w + (h*width)) * 4];
|
|
pixel[0] = colorMapData[index * 3 + 0];
|
|
pixel[1] = colorMapData[index * 3 + 1];
|
|
pixel[2] = colorMapData[index * 3 + 2];
|
|
pixel[3] = 0xFF;
|
|
}
|
|
}
|
|
} else if ( format == 4 ) {
|
|
uint32 paddedWidth = ( width + 1 ) & 1;
|
|
idTempArray<uint16> bitmapData( paddedWidth * height * 2 );
|
|
uint32 colorDataSize = bitstream.Length() - bitstream.Tell();
|
|
if ( !Inflate( bitstream.ReadData( colorDataSize ), colorDataSize, (byte *)bitmapData.Ptr(), (int)bitmapData.Size() ) ) {
|
|
idLib::Warning( "DefineBitsLossless: Failed to inflate bitmap data" );
|
|
return;
|
|
}
|
|
for ( int h = 0; h < height; h++ ) {
|
|
for ( int w = 0; w < width; w++ ) {
|
|
uint16 pix15 = bitmapData[w + (h*paddedWidth)];
|
|
idSwap::Big( pix15 );
|
|
byte * pixel = &imageData[(w + (h*width)) * 4];
|
|
pixel[0] = ( pix15 >> 10 ) & 0x1F;
|
|
pixel[1] = ( pix15 >> 5 ) & 0x1F;
|
|
pixel[2] = ( pix15 >> 0 ) & 0x1F;
|
|
pixel[3] = 0xFF;
|
|
}
|
|
}
|
|
} else if ( format == 5 ) {
|
|
idTempArray<uint32> bitmapData( width * height );
|
|
uint32 colorDataSize = bitstream.Length() - bitstream.Tell();
|
|
if ( !Inflate( bitstream.ReadData( colorDataSize ), colorDataSize, (byte *)bitmapData.Ptr(), (int)bitmapData.Size() ) ) {
|
|
idLib::Warning( "DefineBitsLossless: Failed to inflate bitmap data" );
|
|
return;
|
|
}
|
|
for ( int h = 0; h < height; h++ ) {
|
|
for ( int w = 0; w < width; w++ ) {
|
|
uint32 pix24 = bitmapData[w + (h*width)];
|
|
idSwap::Big( pix24 );
|
|
byte * pixel = &imageData[(w + (h*width)) * 4];
|
|
pixel[0] = ( pix24 >> 16 ) & 0xFF;
|
|
pixel[1] = ( pix24 >> 8 ) & 0xFF;
|
|
pixel[2] = ( pix24 >> 0 ) & 0xFF;
|
|
pixel[3] = 0xFF;
|
|
}
|
|
}
|
|
} else {
|
|
idLib::Warning( "DefineBitsLossless: Unknown image format %d", format );
|
|
memset( imageData, 0xFF, width * height * 4 );
|
|
}
|
|
|
|
LoadImage( characterID, imageData, width, height );
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idSWF::DefineBitsLossless2
|
|
========================
|
|
*/
|
|
void idSWF::DefineBitsLossless2( idSWFBitStream & bitstream ) {
|
|
uint16 characterID = bitstream.ReadU16();
|
|
uint8 format = bitstream.ReadU8();
|
|
uint16 width = bitstream.ReadU16();
|
|
uint16 height = bitstream.ReadU16();
|
|
|
|
idTempArray< byte > buf( width * height * 4 );
|
|
byte * imageData = buf.Ptr();
|
|
|
|
if ( format == 3 ) {
|
|
uint32 paddedWidth = ( width + 3 ) & ~3;
|
|
uint32 colorTableSize = ( bitstream.ReadU8() + 1 ) * 4;
|
|
idTempArray<byte> colorMapData( colorTableSize + ( paddedWidth * height ) );
|
|
uint32 colorDataSize = bitstream.Length() - bitstream.Tell();
|
|
if ( !Inflate( bitstream.ReadData( colorDataSize ), colorDataSize, colorMapData.Ptr(), (int)colorMapData.Size() ) ) {
|
|
idLib::Warning( "DefineBitsLossless2: Failed to inflate color map data" );
|
|
return;
|
|
}
|
|
byte * indices = colorMapData.Ptr() + colorTableSize;
|
|
for ( int h = 0; h < height; h++ ) {
|
|
for ( int w = 0; w < width; w++ ) {
|
|
byte index = indices[w + (h*paddedWidth)];
|
|
byte * pixel = &imageData[(w + (h*width)) * 4];
|
|
pixel[0] = colorMapData[index * 4 + 0];
|
|
pixel[1] = colorMapData[index * 4 + 1];
|
|
pixel[2] = colorMapData[index * 4 + 2];
|
|
pixel[3] = colorMapData[index * 4 + 3];
|
|
}
|
|
}
|
|
} else if ( format == 5 ) {
|
|
idTempArray<uint32> bitmapData( width * height );
|
|
uint32 colorDataSize = bitstream.Length() - bitstream.Tell();
|
|
if ( !Inflate( bitstream.ReadData( colorDataSize ), colorDataSize, (byte *)bitmapData.Ptr(), (int)bitmapData.Size() ) ) {
|
|
idLib::Warning( "DefineBitsLossless2: Failed to inflate bitmap data" );
|
|
return;
|
|
}
|
|
for ( int h = 0; h < height; h++ ) {
|
|
for ( int w = 0; w < width; w++ ) {
|
|
uint32 pix32 = bitmapData[w + (h*width)];
|
|
idSwap::Big( pix32 );
|
|
byte * pixel = &imageData[(w + (h*width)) * 4];
|
|
pixel[0] = ( pix32 >> 16 ) & 0xFF;
|
|
pixel[1] = ( pix32 >> 8 ) & 0xFF;
|
|
pixel[2] = ( pix32 >> 0 ) & 0xFF;
|
|
pixel[3] = ( pix32 >> 24 ) & 0xFF;
|
|
}
|
|
}
|
|
} else {
|
|
idLib::Warning( "DefineBitsLossless2: Unknown image format %d", format );
|
|
memset( imageData, 0xFF, width * height * 4 );
|
|
}
|
|
|
|
LoadImage( characterID, imageData, width, height );
|
|
}
|