scummvm/engines/watchmaker/3d/dds_header.h
2023-04-29 13:01:08 +02:00

74 lines
2.2 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef WATCHMAKER_DDSHEADER_H
#define WATCHMAKER_DDSHEADER_H
#include "common/ptr.h"
#include "common/stream.h"
namespace Watchmaker {
enum class DxtCompression : uint32 {
UNCOMPRESSED = 0,
DXT1 = MKTAG('1', 'T', 'X', 'D'),
DXT2 = MKTAG('2', 'T', 'X', 'D'),
DXT3 = MKTAG('3', 'T', 'X', 'D'),
DXT4 = MKTAG('4', 'T', 'X', 'D'),
DXT5 = MKTAG('5', 'T', 'X', 'D')
};
class TextureData {
public:
DxtCompression _compression;
TextureData(DxtCompression compression) : _compression(compression) {}
virtual ~TextureData() {}
virtual int getWidth() const = 0;
virtual int getHeight() const = 0;
virtual int getDataSize() const = 0;
virtual const void *getData() const = 0;
};
class Texture {
public:
virtual ~Texture() {}
virtual void assignData(const TextureData &data) = 0;
virtual void bind() = 0;
};
struct DDSHeader {
DDSHeader() {}
DDSHeader(Common::SeekableReadStream &stream);
int height = 0;
int width = 0;
uint32 dataSize() const;
DxtCompression compression = DxtCompression::UNCOMPRESSED;
};
//Common::SharedPtr<Texture> loadTgaTextureData(Common::SeekableReadStream &stream);
Common::SharedPtr<TextureData> loadDdsTexture(Common::SeekableReadStream &stream, DDSHeader &header);
Common::SharedPtr<TextureData> loadDdsTexture(Common::SeekableReadStream &stream);
} // End of namespace Watchmaker
#endif // WATCHMAKER_DDSHEADER_H