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- added texture class for handling the start. screen

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Christoph Oelckers 2022-05-13 12:07:58 +02:00
parent 3b3a3a31e8
commit e42256c7a8
2 changed files with 114 additions and 0 deletions
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1
src/CMakeLists.txt
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@ -1083,6 +1083,7 @@ set (PCH_SOURCES
common/textures/formats/tgatexture.cpp
common/textures/formats/stbtexture.cpp
common/textures/formats/anmtexture.cpp
common/textures/formats/startscreentexture.cpp
common/textures/hires/hqresize.cpp
common/models/models_md3.cpp
common/models/models_md2.cpp

113
src/gamedata/textures/formats/startscreentexture.cpp Normal file
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@ -0,0 +1,113 @@
/*
** startscreentexture.cpp
** Texture class to create a texture from the start screen's imagé
**
**---------------------------------------------------------------------------
** Copyright 2004-2006 Randy Heit
** Copyright 2019 Christoph Oelckers
** 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 "doomtype.h"
#include "files.h"
#include "w_wad.h"
#include "gi.h"
#include "bitmap.h"
#include "textures/textures.h"
#include "imagehelpers.h"
#include "image.h"
#include "st_start.h"
//==========================================================================
//
//
//
//==========================================================================
class FStartScreenTexture : public FImageSource
{
BitmapInfo *info; // This must remain constant for the lifetime of this texture
public:
FStartScreenTexture (BitmapInfo *srcdata);
int CopyPixels(FBitmap *bmp, int conversion) override;
};
//==========================================================================
//
//
//
//==========================================================================
FImageSource *CreateStartScreenTexture(BitmapInfo *srcdata)
{
return new FStartScreenTexture(srcdata);
}
//==========================================================================
//
//
//
//==========================================================================
FStartScreenTexture::FStartScreenTexture (BitmapInfo *srcdata)
: FImageSource(-1)
{
Width = srcdata->bmiHeader.biWidth;
Height = srcdata->bmiHeader.biHeight;
info = srcdata;
bUseGamePalette = false;
}
//==========================================================================
//
//
//
//==========================================================================
int FStartScreenTexture::CopyPixels(FBitmap *bmp, int conversion)
{
const RgbQuad *psource = info->bmiColors;
PalEntry paldata[256] = {};
auto pixels = ST_Util_BitsForBitmap(info);
for (uint32_t i = 0; i < info->bmiHeader.biClrUsed; i++)
{
PalEntry &pe = paldata[i];
pe.r = psource[i].rgbRed;
pe.g = psource[i].rgbGreen;
pe.b = psource[i].rgbBlue;
pe.a = 255;
}
bmp->CopyPixelData(0, 0, pixels, Width, Height, 1, (Width + 3) & ~3, 0, paldata);
return 0;
}