78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef ULTIMA8_GFX_PALETTE_H
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#define ULTIMA8_GFX_PALETTE_H
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#include "graphics/palette.h"
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#include "graphics/pixelformat.h"
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#include "ultima/ultima8/gfx/pal_transforms.h"
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namespace Common {
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class ReadStream;
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}
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namespace Ultima {
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namespace Ultima8 {
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class Palette: public Graphics::Palette {
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public:
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Palette() : Graphics::Palette(256) {}
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void load(Common::ReadStream &rs, Common::ReadStream &xformrs);
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void load(Common::ReadStream &rs);
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// Transform a single set of rgb values based on the current matrix.
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// Not designed for speed - just useful for one-offs.
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void transformRGB(int &r, int &g, int &b) const;
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// Update the palette maps based on the pixel format and the current transformation matrix
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void updateNativeMap(const Graphics::PixelFormat &format, int maxindex = 0);
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// Untransformed pixel format palette map
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uint32 _native_untransformed[256];
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// Transformed pixel format palette map
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uint32 _native[256];
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// Untransformed XFORM ARGB palette map
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uint32 _xform_untransformed[256];
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// Transformed XFORM ARGB palette map
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uint32 _xform[256];
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// Colour transformation matrix (for fades, hue shifts)
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// Applied by the RenderSurface (fixed -4.11)
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// R = R*matrix[0] + G*matrix[1] + B*matrix[2] + matrix[3];
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// G = R*matrix[4] + G*matrix[5] + B*matrix[6] + matrix[7];
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// B = R*matrix[8] + G*matrix[9] + B*matrix[10] + matrix[11];
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// A = A;
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int16 _matrix[12];
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// The current palette transform
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PalTransforms _transform;
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};
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} // End of namespace Ultima8
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} // End of namespace Ultima
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#endif
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