106 lines
3.5 KiB
C
106 lines
3.5 KiB
C
#pragma once
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/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2004 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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/* Auxiallary routines */
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/* This a stretch blit implementation based on ideas given to me by
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Tomasz Cejner - thanks! :)
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April 27, 2000 - Sam Lantinga
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*/
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/* This isn't ready for general consumption yet - it should be folded
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into the general blitting mechanism.
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*/
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//static unsigned char copy_row[4096];
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/* Perform a stretch blit between two surfaces of the same format.
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NOTE: This function is not safe to call from multiple threads!
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*/
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int SDL_SoftStretchMy(SDL_Surface *src, SDL_Rect *srcrect,
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SDL_Surface *dst, SDL_Rect *dstrect);
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/* SDL_SoftStretchOr - the same as SDL_SoftStretch, but ORed with destination
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NOTE: 24bpp does not support -- beom beotiger 2007 November
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*/
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/* Perform a stretch blit between two surfaces of the same format.
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NOTE: This function is not safe to call from multiple threads!
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*/
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int SDL_SoftStretchOr(SDL_Surface *src, SDL_Rect *srcrect,
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SDL_Surface *dst, SDL_Rect *dstrect);
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int SDL_SoftStretchMono8(SDL_Surface *src, SDL_Rect *srcrect,
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SDL_Surface *dst, SDL_Rect *dstrect, Uint8 brush);
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#if SDL_BYTEORDER == SDL_BIG_ENDIAN
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// PPC values:
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#define AMASK 0xff000000
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#define BMASK 0x000000ff
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#define GMASK 0x0000ff00
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#define RMASK 0x00ff0000
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#define AOFFSET 0
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#define BOFFSET 3
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#define GOFFSET 2
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#define ROFFSET 1
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#else
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// Intel values:
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#define AMASK 0xff000000
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#define BMASK 0x000000ff
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#define GMASK 0x0000ff00
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#define RMASK 0x00ff0000
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#define AOFFSET 3
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#define BOFFSET 0
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#define GOFFSET 1
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#define ROFFSET 2
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#endif
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/* ----------------------------------------------------------------*/
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/* ---------------------- FONT routines ---------------------------*/
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/* ----------------------------------------------------------------*/
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#define FONT_SIZE_X 6
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#define FONT_SIZE_Y 8
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// chars in row in font bitmap
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#define CHARS_IN_ROW 45
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extern SDL_Surface *font_sfc;
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bool fonts_initialization(void);
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void fonts_termination(void);
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void font_print(int x,int y,const char *text,SDL_Surface *surface, double kx, double ky);
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void font_print_right(int x,int y,const char *text,SDL_Surface *surface, double kx, double ky);
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void font_print_centered(int x, int y, const char *text, SDL_Surface *surface, double kx, double ky);
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///////////////////////////////////////////////////////////////////////////
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////// Some auxiliary functions //////////////
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///////////////////////////////////////////////////////////////////////////
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void surface_fader(SDL_Surface *surface,float r_factor,float g_factor,float b_factor,float a_factor,SDL_Rect *r);
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void putpixel(SDL_Surface *surface, int x, int y, Uint32 pixel);
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void rectangle(SDL_Surface *surface, int x, int y, int w, int h, Uint32 pixel);
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