mirror of
https://github.com/ZDoom/Raze.git
synced 2024-11-16 09:21:36 +00:00
117 lines
3.7 KiB
C++
117 lines
3.7 KiB
C++
/*
|
|
** flattexture.cpp
|
|
** Texture class for standard Doom flats
|
|
**
|
|
**---------------------------------------------------------------------------
|
|
** Copyright 2004-2006 Randy Heit
|
|
** All rights reserved.
|
|
**
|
|
** Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions
|
|
** are met:
|
|
**
|
|
** 1. Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** 2. Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in the
|
|
** documentation and/or other materials provided with the distribution.
|
|
** 3. The name of the author may not be used to endorse or promote products
|
|
** derived from this software without specific prior written permission.
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
**---------------------------------------------------------------------------
|
|
**
|
|
**
|
|
*/
|
|
|
|
#include "files.h"
|
|
#include "filesystem.h"
|
|
#include "imagehelpers.h"
|
|
#include "image.h"
|
|
|
|
//==========================================================================
|
|
//
|
|
// A texture defined between F_START and F_END markers
|
|
//
|
|
//==========================================================================
|
|
|
|
class FFlatTexture : public FImageSource
|
|
{
|
|
public:
|
|
FFlatTexture (int lumpnum);
|
|
TArray<uint8_t> CreatePalettedPixels(int conversion) override;
|
|
};
|
|
|
|
|
|
|
|
//==========================================================================
|
|
//
|
|
// Since there is no way to detect the validity of a flat
|
|
// they can't be used anywhere else but between F_START and F_END
|
|
//
|
|
//==========================================================================
|
|
|
|
FImageSource *FlatImage_TryCreate(FileReader & file, int lumpnum)
|
|
{
|
|
return new FFlatTexture(lumpnum);
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FFlatTexture::FFlatTexture (int lumpnum)
|
|
: FImageSource(lumpnum)
|
|
{
|
|
int area;
|
|
int bits;
|
|
|
|
area = fileSystem.FileLength (lumpnum);
|
|
|
|
switch (area)
|
|
{
|
|
default:
|
|
case 64*64: bits = 6; break;
|
|
case 8*8: bits = 3; break;
|
|
case 16*16: bits = 4; break;
|
|
case 32*32: bits = 5; break;
|
|
case 128*128: bits = 7; break;
|
|
case 256*256: bits = 8; break;
|
|
}
|
|
|
|
bUseGamePalette = true;
|
|
bMasked = false;
|
|
bTranslucent = false;
|
|
Width = Height = 1 << bits;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
TArray<uint8_t> FFlatTexture::CreatePalettedPixels(int conversion)
|
|
{
|
|
auto lump = fileSystem.OpenFileReader (SourceLump);
|
|
TArray<uint8_t> Pixels(Width*Height, true);
|
|
auto numread = lump.Read (Pixels.Data(), Width*Height);
|
|
if (numread < Width*Height)
|
|
{
|
|
memset (Pixels.Data() + numread, 0xBB, Width*Height - numread);
|
|
}
|
|
ImageHelpers::FlipSquareBlockRemap(Pixels.Data(), Width, ImageHelpers::GetRemap(conversion == luminance));
|
|
return Pixels;
|
|
}
|
|
|