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100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
/*
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** imagetexture.cpp
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** Texture class based on FImageSource
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**
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**---------------------------------------------------------------------------
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** Copyright 2018 Christoph Oelckers
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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**
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*/
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#include "files.h"
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#include "templates.h"
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#include "bitmap.h"
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#include "image.h"
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#include "imagehelpers.h"
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//==========================================================================
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//
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//
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//
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//==========================================================================
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FImageTexture::FImageTexture(FImageSource *img, const char *name)
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: FTexture(name)
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{
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mImage = img;
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if (img != nullptr)
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{
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SetSize(img->GetWidth(), img->GetHeight());
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auto offsets = img->GetOffsets();
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PicAnim.xofs = offsets.first;
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PicAnim.yofs = offsets.second;
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bMasked = img->bMasked;
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bTranslucent = img->bTranslucent;
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}
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}
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//===========================================================================
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//
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//
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//
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//===========================================================================
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FBitmap FImageTexture::GetBgraBitmap(const PalEntry *p, int *trans)
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{
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FBitmap bmp;
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bmp.Create(Size.x, Size.y);
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if (p == nullptr)
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{
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mImage->CopyPixels(&bmp, 0);
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}
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else
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{
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// For different base palettes the image needs to be downconverted.
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TArray<uint8_t> ppix(Size.x * Size.y, true);
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mImage->CreatePalettedPixels(ppix.Data());
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bmp.CopyPixelData(0, 0, ppix.Data(), Size.x, Size.y, Size.y, 1, 0, p);
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}
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return bmp;
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}
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//===========================================================================
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//
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//
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//
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//===========================================================================
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void FImageTexture::Create8BitPixels(uint8_t* buffer)
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{
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ImageHelpers::alphaThreshold = alphaThreshold;
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return mImage->CreatePalettedPixels(buffer);
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}
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