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Diffstat (limited to 'modules/libgrbase/resolution.h')
| -rw-r--r-- | modules/libgrbase/resolution.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/modules/libgrbase/resolution.h b/modules/libgrbase/resolution.h new file mode 100644 index 0000000..4033058 --- /dev/null +++ b/modules/libgrbase/resolution.h @@ -0,0 +1,86 @@ +/* + * Copyright © 2006-2013 SplinterGU (Fenix/Bennugd) + * Copyright © 2002-2006 Fenix Team (Fenix) + * Copyright © 1999-2002 José Luis Cebrián Pagüe (Fenix) + * + * This file is part of Bennu - Game Development + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would be + * appreciated but is not required. + * + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * + * 3. This notice may not be removed or altered from any source + * distribution. + * + */ + +#ifndef __RESOLUTION_H +#define __RESOLUTION_H + +/* -------------------------------------------------------------------- */ +/* Librería gráfica */ +/* -------------------------------------------------------------------- */ + +#define RESOLXY(m,r,x,y) \ + { \ + int res = LOCINT32(m, r, RESOLUTION ) ; \ + if ( res > 0 ) \ + { \ + if ( x < 0 ) \ + ( x ) = ( ( x ) - ( res - 1 )) / res ; \ + else \ + ( x ) /= res ; \ + \ + if ( y < 0 ) \ + ( y ) = ( ( y ) - ( res - 1 )) / res ; \ + else \ + ( y ) /= res ; \ + } \ + else if ( res < 0 ) \ + { \ + ( x ) *= -res ; \ + ( y ) *= -res ; \ + } \ + } + +#define RESOLXYZ(m,r,x,y,z) \ + { \ + int res = LOCINT32(m, r, RESOLUTION ) ; \ + if ( res > 0 ) \ + { \ + if ( x < 0 ) \ + ( x ) = ( ( x ) - ( res - 1 )) / res ; \ + else \ + ( x ) /= res ; \ + \ + if ( y < 0 ) \ + ( y ) = ( ( y ) - ( res - 1 )) / res ; \ + else \ + ( y ) /= res ; \ + \ + if ( z < 0 ) \ + ( z ) = ( ( z ) - ( res - 1 )) / res ; \ + else \ + ( z ) /= res ; \ + } \ + else if ( res < 0 ) \ + { \ + ( x ) *= -res ; \ + ( y ) *= -res ; \ + ( z ) *= -res ; \ + } \ + } + +#endif |