mirror of
https://github.com/libretro/scummvm.git
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86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004 The ScummVM project
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*
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* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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// Sprite management module private header file
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#ifndef SAGA_SPRITE_H__
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#define SAGA_SPRITE_H__
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namespace Saga {
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#define APPENDMAX 4
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#define SPRITE_ZMAX 16
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#define SPRITE_ZMASK 0x0F
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#define DECODE_BUF_LEN 64000
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struct SPRITELIST_ENTRY {
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int x_align;
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int y_align;
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int width;
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int height;
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};
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struct SPRITELIST_OFFSET {
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uint16 data_idx;
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size_t offset;
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};
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struct SPRITELIST {
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int append_count;
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int sprite_count;
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SPRITELIST_OFFSET *offset_list;
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int slist_rn;
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byte *sprite_data[APPENDMAX];
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};
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class Sprite {
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public:
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Sprite(SagaEngine *vm);
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~Sprite(void);
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int loadList(int resource_num, SPRITELIST **sprite_list_p);
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int appendList(int resource_num, SPRITELIST *spritelist);
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int getListLen(SPRITELIST *spritelist);
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int freeSprite(SPRITELIST *spritelist);
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int draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, const Point &screenCoord, int scale);
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int drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, const Point &screenCoord, int scale, int depth);
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private:
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int decodeRLESprite(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len);
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void scaleSprite(byte *buf, int width, int height, int scale);
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void scaleSpriteCoords(int scale, int *width, int *height, int *x_align, int *y_align);
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SagaEngine *_vm;
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bool _initialized;
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RSCFILE_CONTEXT *_spriteContext;
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byte *_decodeBuf;
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size_t _decodeBufLen;
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};
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} // End of namespace Saga
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#endif
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