diff options
Diffstat (limited to 'backends/PalmOS/Src/os5_renderer.cpp')
-rwxr-xr-x | backends/PalmOS/Src/os5_renderer.cpp | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/backends/PalmOS/Src/os5_renderer.cpp b/backends/PalmOS/Src/os5_renderer.cpp new file mode 100755 index 0000000000..4bf42d439c --- /dev/null +++ b/backends/PalmOS/Src/os5_renderer.cpp @@ -0,0 +1,155 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2001 Ludvig Strigeus + * Copyright (C) 2001-2006 The ScummVM project + * Copyright (C) 2002-2006 Chris Apers - PalmOS Backend + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $Header$ + * + */ + +#include "be_os5.h" + +void OSystem_PalmOS5::render_1x(RectangleType &r, PointType &p) { + Coord o = 0; + + if (_overlayVisible) { + int16 *src = _overlayP; + int16 *dst = _workScreenP; + MemMove(dst, src, _screenWidth * _screenHeight * 2); + + } else { + byte *src = _offScreenP; + int16 *dst = _workScreenP; + int cnt = _screenWidth * _screenHeight; + o = _current_shake_pos; + + do { + *dst++ = _nativePal[*src++]; + } while (--cnt); + } + + p.x = _screenOffset.x; + p.y = _screenOffset.y + o; + RctSetRectangle(&r, 0, 0, _screenWidth, _screenHeight - o); +} + +void OSystem_PalmOS5::render_landscape(RectangleType &r, PointType &p) { + Coord x, y, o = 0; + int16 *dst = _workScreenP; + + if (_overlayVisible) { + int16 *src = _overlayP; + + for (y = 0; y < 100; y++) { + // draw 2 lines + for (x = 0; x < 320; x++) { + *dst++ = *src++; + *dst++ = *src; + *dst++ = *src++; + } + // copy the second to the next line + MemMove(dst, dst - 480, 480 * 2); + dst += 480; + } + + } else { + byte *src = _offScreenP; + o = _current_shake_pos; + + for (y = 0; y < 100; y++) { + // draw 2 lines + for (x = 0; x < 320; x++) { + *dst++ = _nativePal[*src++]; + *dst++ = _nativePal[*src]; + *dst++ = _nativePal[*src++]; + } + // copy the second to the next line + MemMove(dst, dst - 480, 480 * 2); + dst += 480; + } + } + + p.x = _screenOffset.x; + p.y = _screenOffset.y + o; + RctSetRectangle(&r, 0, 0, 480, 300 - o); +} + +void OSystem_PalmOS5::render_portrait(RectangleType &r, PointType &p) { + Coord x, y, o = 0; + int16 *dst = _workScreenP; + + if (_overlayVisible) { + int16 *src = _overlayP + 320 - 1; + int16 *src2 = src; + + for (x = 0; x < 160; x++) { + for (y = 0; y < 100; y++) { + *dst++ = *src; + src += 320; + *dst++ = *src; + *dst++ = *src; + src += 320; + } + src = --src2; + + for (y = 0; y < 100; y++) { + *dst++ = *src; + src += 320; + *dst++ = *src; + *dst++ = *src; + src += 320; + } + src = --src2; + + MemMove(dst, dst - 300, 300 * 2); // 300 = 200 x 1.5 + dst += 300; + } + + } else { + byte *src = _offScreenP + 320 - 1; + byte *src2 = src; + o = _current_shake_pos; + + for (x = 0; x < 160; x++) { + for (y = 0; y < 100; y++) { + *dst++ = _nativePal[*src]; + src += 320; + *dst++ = _nativePal[*src]; + *dst++ = _nativePal[*src]; + src += 320; + } + src = --src2; + + for (y = 0; y < 100; y++) { + *dst++ = _nativePal[*src]; + src += 320; + *dst++ = _nativePal[*src]; + *dst++ = _nativePal[*src]; + src += 320; + } + src = --src2; + + MemMove(dst, dst - 300, 300 * 2); // 300 = 200 x 1.5 + dst += 300; + } + } + + p.y = _screenOffset.x; + p.x = _screenOffset.y + o; + RctSetRectangle(&r, 0, 0, 300 - o, 480); +} + |