Mercurial > hg > dmlib
diff tools/ppl.c @ 1323:2260ed90ab6b
Remove dmgfx and move the functions used to PPL and Auval.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Tue, 22 Aug 2017 00:51:45 +0300 |
parents | 13c274d22a29 |
children | 59e9ad13b50e |
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--- a/tools/ppl.c Mon Aug 21 15:46:21 2017 +0300 +++ b/tools/ppl.c Tue Aug 22 00:51:45 2017 +0300 @@ -175,6 +175,112 @@ } +void dmFillRect(SDL_Surface *screen, int x0, int y0, int x1, int y1, Uint32 col) +{ + SDL_Rect rc; + rc.x = x0; + rc.y = y0; + rc.w = x1 - x0 + 1; + rc.h = y1 - y0 + 1; + SDL_FillRect(screen, &rc, col); +} + + +void dmDrawHLine(SDL_Surface *screen, int x0, int x1, int yc, const Uint32 col) +{ + const int bpp = screen->format->BytesPerPixel, + cx0 = screen->clip_rect.x, cy0 = screen->clip_rect.y, + cx1 = screen->clip_rect.x + screen->clip_rect.w - 1, + cy1 = screen->clip_rect.y + screen->clip_rect.h - 1; + + DM_SWAP(int, x0, x1); + if (yc < cy0|| yc > cy1 || x1 < cx0 || x0 > cx1) return; + if (x0 < cx0) x0 = cx0; + if (x1 > cx1) x1 = cx1; + + int x = x1 - x0 + 1; + Uint8 *pix = ((Uint8 *) screen->pixels) + yc * screen->pitch + (x0 * bpp); + switch (screen->format->BitsPerPixel) + { + case 8: + while (x--) + *pix++ = col; + break; + + case 32: + { + Uint32 *p = (Uint32 *) pix; + while (x--) + *p++ = col; + } + break; + } +} + + +void dmDrawVLine(SDL_Surface *screen, int y0, int y1, int xc, const Uint32 col) +{ + const int bpp = screen->format->BytesPerPixel, + pitch = screen->pitch / bpp, + cx0 = screen->clip_rect.x, cy0 = screen->clip_rect.y, + cx1 = screen->clip_rect.x + screen->clip_rect.w - 1, + cy1 = screen->clip_rect.y + screen->clip_rect.h - 1; + + DM_SWAP(int, y0, y1); + if (xc < cx0 || xc > cx1 || y1 < cy0 || y0 > cy1) return; + if (y0 < cy0) y0 = cy0; + if (y1 > cy1) y1 = cy1; + + int y = y1 - y0 + 1; + Uint8 *pix = ((Uint8 *) screen->pixels) + y0 * screen->pitch + (xc * bpp); + switch (screen->format->BitsPerPixel) + { + case 8: + while (y--) + { + *pix = col; + pix += pitch; + } + break; + + case 32: + { + Uint32 *p = (Uint32 *) pix; + while (y--) + { + *p = col; + p += pitch; + } + } + break; + } +} + + +void dmDrawBox3D(SDL_Surface *screen, int x0, int y0, int x1, int y1, Uint32 ucol, Uint32 dcol) +{ + dmDrawHLine(screen, x0 , x1 - 1, y0, ucol); + dmDrawHLine(screen, x0 + 1, x1 , y1, dcol); + + dmDrawVLine(screen, y0 , y1 - 1, x0, ucol); + dmDrawVLine(screen, y0 + 1, y1 , x1, dcol); +} + + +void dmFillBox3D(SDL_Surface *screen, int x0, int y0, int x1, int y1, Uint32 bgcol, Uint32 ucol, Uint32 dcol) +{ + SDL_Rect rc; + + rc.x = x0 + 1; + rc.y = y0 + 1; + rc.w = x1 - x0 - 1; + rc.h = y1 - y0 - 1; + SDL_FillRect(screen, &rc, bgcol); + + dmDrawBox3D(screen, x0, y0, x1, y1, ucol, dcol); +} + + void dmDrawBMTextConstQ(SDL_Surface *screen, DMBitmapFont *font, int mode, int xc, int yc, const char *fmt) { const char *ptr = fmt;