2 * Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
4 * (c) Copyright 1996 - 2001 Gary Henderson (gary.henderson@ntlworld.com) and
5 * Jerremy Koot (jkoot@snes9x.com)
7 * Super FX C emulator code
8 * (c) Copyright 1997 - 1999 Ivar (ivar@snes9x.com) and
10 * Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_.
12 * DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson.
13 * C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_.
14 * C4 C code (c) Copyright 2001 Gary Henderson (gary.henderson@ntlworld.com).
16 * DOS port code contains the works of other authors. See headers in
19 * Snes9x homepage: http://www.snes9x.com
21 * Permission to use, copy, modify and distribute Snes9x in both binary and
22 * source form, for non-commercial purposes, is hereby granted without fee,
23 * providing that this license information and copyright notice appear with
24 * all copies and any derived work.
26 * This software is provided 'as-is', without any express or implied
27 * warranty. In no event shall the authors be held liable for any damages
28 * arising from the use of this software.
30 * Snes9x is freeware for PERSONAL USE only. Commercial users should
31 * seek permission of the copyright holders first. Commercial use includes
32 * charging money for Snes9x or software derived from Snes9x.
34 * The copyright holders request that bug fixes and improvements to the code
35 * should be forwarded to them so everyone can benefit from the modifications
38 * Super NES and Super Nintendo Entertainment System are trademarks of
39 * Nintendo Co., Limited and its subsidiary companies.
44 #if defined(USE_OPENGL)
54 bool8 packed_pixels_extension_present;
58 GLint internal_format;
62 GLint max_texture_size;// 256 or 512
64 uint32 num_textures; // 1 if max_texture_size == 256, 2 otherwise
68 extern OpenGLData OpenGL;
70 bool8 S9xOpenGLInit ();
71 bool8 S9xOpenGLInit2 ();
72 void S9xOpenGLPutImage (int width, int height);
73 void S9xOpenGLDeinit ();
85 int32 texture_mem_size;
86 int32 texture_mem_start;
87 float x_offset, y_offset;
88 float x_scale, y_scale;
93 extern GlideData Glide;
94 bool8 S9xGlideEnable (bool8 enable);
95 void S9xGlideDeinit ();
96 bool8 S9xGlideInit ();
97 bool8 S9xVoodooInitialise ();