From a855d6202536ff28e5aae4f22a0f31d8f5b325d0 Mon Sep 17 00:00:00 2001 From: Franklin Wei Date: Sat, 21 Jan 2017 15:18:31 -0500 Subject: Port of Duke Nukem 3D This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL for Rockbox. Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9 --- apps/plugins/sdl/src/video/qtopia/SDL_QWin.cc | 527 ++++++++++++++++++++++++++ 1 file changed, 527 insertions(+) create mode 100644 apps/plugins/sdl/src/video/qtopia/SDL_QWin.cc (limited to 'apps/plugins/sdl/src/video/qtopia/SDL_QWin.cc') diff --git a/apps/plugins/sdl/src/video/qtopia/SDL_QWin.cc b/apps/plugins/sdl/src/video/qtopia/SDL_QWin.cc new file mode 100644 index 0000000000..04474ed9be --- /dev/null +++ b/apps/plugins/sdl/src/video/qtopia/SDL_QWin.cc @@ -0,0 +1,527 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#include "SDL_QWin.h" +#include +#include + +screenRotationT screenRotation = SDL_QT_NO_ROTATION; + +SDL_QWin::SDL_QWin(const QSize& size) + : QWidget(0, "SDL_main"), my_painter(0), my_image(0), + my_inhibit_resize(false), my_mouse_pos(-1,-1), my_flags(0), + my_has_fullscreen(false), my_locked(0) +{ + setBackgroundMode(NoBackground); +} + +SDL_QWin::~SDL_QWin() { + // Nothing to do yet. + if(my_image) { + delete my_image; + } +} + +void SDL_QWin::setImage(QImage *image) { + if ( my_image ) { + delete my_image; + } + my_image = image; + // setFixedSize(image->size()); +} + +void SDL_QWin::resizeEvent(QResizeEvent *e) { + if(size() != qApp->desktop()->size()) { + // Widget is not the correct size, so do the fullscreen magic + my_has_fullscreen = false; + enableFullscreen(); + } + if(my_inhibit_resize) { + my_inhibit_resize = false; + } else { + SDL_PrivateResize(e->size().width(), e->size().height()); + } +} + +void SDL_QWin::focusInEvent(QFocusEvent *) { + // Always do it here, no matter the size. + enableFullscreen(); + SDL_PrivateAppActive(true, SDL_APPINPUTFOCUS); +} + +void SDL_QWin::focusOutEvent(QFocusEvent *) { + my_has_fullscreen = false; + SDL_PrivateAppActive(false, SDL_APPINPUTFOCUS); +} + +void SDL_QWin::closeEvent(QCloseEvent *e) { + SDL_PrivateQuit(); + e->ignore(); +} + +void SDL_QWin::setMousePos(const QPoint &pos) { + if(my_image->width() == height()) { + if (screenRotation == SDL_QT_ROTATION_90) + my_mouse_pos = QPoint(height()-pos.y(), pos.x()); + else if (screenRotation == SDL_QT_ROTATION_270) + my_mouse_pos = QPoint(pos.y(), width()-pos.x()); + } else { + my_mouse_pos = pos; + } +} + +void SDL_QWin::mouseMoveEvent(QMouseEvent *e) { + Qt::ButtonState button = e->button(); + int sdlstate = 0; + if( (button & Qt::LeftButton)) { + sdlstate |= SDL_BUTTON_LMASK; + } + if( (button & Qt::RightButton)) { + sdlstate |= SDL_BUTTON_RMASK; + } + if( (button & Qt::MidButton)) { + sdlstate |= SDL_BUTTON_MMASK; + } + setMousePos(e->pos()); + SDL_PrivateMouseMotion(sdlstate, 0, my_mouse_pos.x(), my_mouse_pos.y()); +} + +void SDL_QWin::mousePressEvent(QMouseEvent *e) { + mouseMoveEvent(e); + Qt::ButtonState button = e->button(); + SDL_PrivateMouseButton(SDL_PRESSED, + (button & Qt::LeftButton) ? 1 : + ((button & Qt::RightButton) ? 2 : 3), + my_mouse_pos.x(), my_mouse_pos.y()); +} + +void SDL_QWin::mouseReleaseEvent(QMouseEvent *e) { + setMousePos(e->pos()); + Qt::ButtonState button = e->button(); + SDL_PrivateMouseButton(SDL_RELEASED, + (button & Qt::LeftButton) ? 1 : + ((button & Qt::RightButton) ? 2 : 3), + my_mouse_pos.x(), my_mouse_pos.y()); + my_mouse_pos = QPoint(-1, -1); +} + +static inline void +gs_fastRotateBlit_3 ( unsigned short *fb, + unsigned short *bits, + const QRect& rect ) +{ + // FIXME: this only works correctly for 240x320 displays + int startx, starty; + int width, height; + + startx = rect.left() >> 1; + starty = rect.top() >> 1; + width = ((rect.right() - rect.left()) >> 1) + 2; + height = ((rect.bottom() - rect.top()) >> 1) + 2; + + if((startx+width) > 120) { + width = 120 - startx; // avoid horizontal overflow + } + if((starty+height) > 160) { + height = 160 - starty; // avoid vertical overflow + } + + ulong *sp1, *sp2, *dp1, *dp2; + ulong stop, sbot, dtop, dbot; + + sp1 = (ulong*)bits + startx + starty*240; + sp2 = sp1 + 120; + dp1 = (ulong *)fb + (159 - starty) + startx*320; + dp2 = dp1 + 160; + int rowadd = (-320*width) - 1; + int rowadd2 = 240 - width; + // transfer in cells of 2x2 pixels in words + for (int y=0; y>16) + (stop & 0xffff0000); + // write to framebuffer + *dp1 = dtop; + *dp2 = dbot; + // update source ptrs + sp1++; sp2++; + // update dest ptrs - 2 pix at a time + dp1 += 320; + dp2 += 320; + } + // adjust src ptrs - skip a row as we work in pairs + sp1 += rowadd2; + sp2 += rowadd2; + // adjust dest ptrs for rotation + dp1 += rowadd; + dp2 += rowadd; + } +} + +static inline void +gs_fastRotateBlit_1 ( unsigned short *fb, + unsigned short *bits, + const QRect& rect ) { + // FIXME: this only works correctly for 240x320 displays + int startx, starty; + int width, height; + + startx = rect.left() >> 1; + starty = rect.top() >> 1; + width = ((rect.right() - rect.left()) >> 1) + 2; + height = ((rect.bottom() - rect.top()) >> 1) + 2; + + if((startx+width) > 120) { + width = 120 - startx; // avoid horizontal overflow + } + if((starty+height) > 160) { + height = 160 - starty; // avoid vertical overflow + } + + ulong *sp1, *sp2, *dp1, *dp2; + ulong stop, sbot, dtop, dbot; + fb += 320*239; // Move "fb" to top left corner + sp1 = (ulong*)bits + startx + starty*240; + sp2 = sp1 + 120; + dp1 = (ulong*)fb - startx * 320 - starty; + dp2 = dp1 - 160; + int rowadd = (320*width) + 1; + int rowadd2 = 240 - width; + // transfer in cells of 2x2 pixels in words + for (int y=0; y>16) + (sbot & 0xffff0000); + // write + *dp1 = dtop; + *dp2 = dbot; + // update source ptrs + sp1++; sp2++; + // update dest ptrs - 2 pix at a time + dp1 -= 320; + dp2 -= 320; + } + // adjust src ptrs - skip a row as we work in pairs + sp1 += rowadd2; + sp2 += rowadd2; + // adjust dest ptrs for rotation + dp1 += rowadd; + dp2 += rowadd; + } +} + +// desktop, SL-A300 etc +bool SDL_QWin::repaintRotation0(const QRect& rect) { + if(my_image->width() == width()) { + uchar *fb = (uchar*)my_painter->frameBuffer(); + uchar *buf = (uchar*)my_image->bits(); + if(rect == my_image->rect()) { + SDL_memcpy(fb, buf, width()*height()*2); + } else { + int h = rect.height(); + int wd = rect.width()<<1; + int fblineadd = my_painter->lineStep(); + int buflineadd = my_image->bytesPerLine(); + fb += (rect.left()<<1) + rect.top() * my_painter->lineStep(); + buf += (rect.left()<<1) + rect.top() * my_image->bytesPerLine(); + while(h--) { + SDL_memcpy(fb, buf, wd); + fb += fblineadd; + buf += buflineadd; + } + } + } else { + return false; // FIXME: Landscape + } +#ifdef __i386__ + my_painter->fillRect( rect, QBrush( Qt::NoBrush ) ); +#endif + return true; +} + + +// Sharp Zaurus SL-5500 etc +bool SDL_QWin::repaintRotation3(const QRect& rect) { + if(my_image->width() == width()) { + ushort *fb = (ushort*)my_painter->frameBuffer(); + ushort *buf = (ushort*)my_image->bits(); + gs_fastRotateBlit_3(fb, buf, rect); + } else { + // landscape mode + if (screenRotation == SDL_QT_ROTATION_90) { + uchar *fb = (uchar*)my_painter->frameBuffer(); + uchar *buf = (uchar*)my_image->bits(); + if(rect == my_image->rect()) { + SDL_memcpy(fb, buf, width()*height()*2); + } else { + int h = rect.height(); + int wd = rect.width()<<1; + int fblineadd = my_painter->lineStep(); + int buflineadd = my_image->bytesPerLine(); + fb += (rect.left()<<1) + rect.top() * my_painter->lineStep(); + buf += (rect.left()<<1) + rect.top() * my_image->bytesPerLine(); + while(h--) { + SDL_memcpy(fb, buf, wd); + fb += fblineadd; + buf += buflineadd; + } + } + } else if (screenRotation == SDL_QT_ROTATION_270) { + int h = rect.height(); + int wd = rect.width(); + int fblineadd = my_painter->lineStep() - (rect.width() << 1); + int buflineadd = my_image->bytesPerLine() - (rect.width() << 1); + int w; + + uchar *fb = (uchar*)my_painter->frameBuffer(); + uchar *buf = (uchar*)my_image->bits(); + + fb += ((my_painter->width() - (rect.top() + rect.height())) * + my_painter->lineStep()) + ((my_painter->height() - ((rect.left() + + rect.width()))) << 1); + + buf += my_image->bytesPerLine() * (rect.top() + rect.height()) - + (((my_image->width() - (rect.left() + rect.width())) << 1) + 2); + + while(h--) { + w = wd; + while(w--) *((unsigned short*)fb)++ = *((unsigned short*)buf)--; + fb += fblineadd; + buf -= buflineadd; + } + } + } + return true; +} + +// ipaq 3800... +bool SDL_QWin::repaintRotation1(const QRect& rect) { + if(my_image->width() == width()) { + ushort *fb = (ushort*)my_painter->frameBuffer(); + ushort *buf = (ushort*)my_image->bits(); + gs_fastRotateBlit_1(fb, buf, rect); + } else { + return false; // FIXME: landscape mode + } + return true; +} + +void SDL_QWin::repaintRect(const QRect& rect) { + if(!my_painter || !rect.width() || !rect.height()) { + return; + } + + if(QPixmap::defaultDepth() == 16) { + switch(my_painter->transformOrientation()) { + case 3: + if(repaintRotation3(rect)) { return; } + break; + case 1: + if(repaintRotation1(rect)) { return; } + break; + case 0: + if(repaintRotation0(rect)) { return; } + break; + } + } + my_painter->drawImage(rect.topLeft(), *my_image, rect); +} + +// This paints the current buffer to the screen, when desired. +void SDL_QWin::paintEvent(QPaintEvent *ev) { + if(my_image) { + lockScreen(true); + repaintRect(ev->rect()); + unlockScreen(); + } +} + +/* Function to translate a keyboard transition and queue the key event + * This should probably be a table although this method isn't exactly + * slow. + */ +void SDL_QWin::QueueKey(QKeyEvent *e, int pressed) +{ + SDL_keysym keysym; + int scancode = e->key(); + /* Set the keysym information */ + if(scancode >= 'A' && scancode <= 'Z') { + // Qt sends uppercase, SDL wants lowercase + keysym.sym = static_cast(scancode + 32); + } else if(scancode >= 0x1000) { + // Special keys + switch(scancode) { + case Qt::Key_Escape: scancode = SDLK_ESCAPE; break; + case Qt::Key_Tab: scancode = SDLK_TAB; break; + case Qt::Key_Backspace: scancode = SDLK_BACKSPACE; break; + case Qt::Key_Return: scancode = SDLK_RETURN; break; + case Qt::Key_Enter: scancode = SDLK_KP_ENTER; break; + case Qt::Key_Insert: scancode = SDLK_INSERT; break; + case Qt::Key_Delete: scancode = SDLK_DELETE; break; + case Qt::Key_Pause: scancode = SDLK_PAUSE; break; + case Qt::Key_Print: scancode = SDLK_PRINT; break; + case Qt::Key_SysReq: scancode = SDLK_SYSREQ; break; + case Qt::Key_Home: scancode = SDLK_HOME; break; + case Qt::Key_End: scancode = SDLK_END; break; + // We want the control keys to rotate with the screen + case Qt::Key_Left: + if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_UP; + else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_DOWN; + else scancode = SDLK_LEFT; + break; + case Qt::Key_Up: + if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_RIGHT; + else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_LEFT; + else scancode = SDLK_UP; + break; + case Qt::Key_Right: + if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_DOWN; + else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_UP; + else scancode = SDLK_RIGHT; + break; + case Qt::Key_Down: + if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_LEFT; + else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_RIGHT; + else scancode = SDLK_DOWN; + break; + case Qt::Key_Prior: scancode = SDLK_PAGEUP; break; + case Qt::Key_Next: scancode = SDLK_PAGEDOWN; break; + case Qt::Key_Shift: scancode = SDLK_LSHIFT; break; + case Qt::Key_Control: scancode = SDLK_LCTRL; break; + case Qt::Key_Meta: scancode = SDLK_LMETA; break; + case Qt::Key_Alt: scancode = SDLK_LALT; break; + case Qt::Key_CapsLock: scancode = SDLK_CAPSLOCK; break; + case Qt::Key_NumLock: scancode = SDLK_NUMLOCK; break; + case Qt::Key_ScrollLock: scancode = SDLK_SCROLLOCK; break; + case Qt::Key_F1: scancode = SDLK_F1; break; + case Qt::Key_F2: scancode = SDLK_F2; break; + case Qt::Key_F3: scancode = SDLK_F3; break; + case Qt::Key_F4: scancode = SDLK_F4; break; + case Qt::Key_F5: scancode = SDLK_F5; break; + case Qt::Key_F6: scancode = SDLK_F6; break; + case Qt::Key_F7: scancode = SDLK_F7; break; + case Qt::Key_F8: scancode = SDLK_F8; break; + case Qt::Key_F9: scancode = SDLK_F9; break; + case Qt::Key_F10: scancode = SDLK_F10; break; + case Qt::Key_F11: scancode = SDLK_F11; break; + case Qt::Key_F12: scancode = SDLK_F12; break; + case Qt::Key_F13: scancode = SDLK_F13; break; + case Qt::Key_F14: scancode = SDLK_F14; break; + case Qt::Key_F15: scancode = SDLK_F15; break; + case Qt::Key_Super_L: scancode = SDLK_LSUPER; break; + case Qt::Key_Super_R: scancode = SDLK_RSUPER; break; + case Qt::Key_Menu: scancode = SDLK_MENU; break; + case Qt::Key_Help: scancode = SDLK_HELP; break; + + case Qt::Key_F33: + // FIXME: This is a hack to enable the OK key on + // Zaurii devices. SDLK_RETURN is a suitable key to use + // since it often is used as such. + // david@hedbor.org + scancode = SDLK_RETURN; + break; + default: + scancode = SDLK_UNKNOWN; + break; + } + keysym.sym = static_cast(scancode); + } else { + keysym.sym = static_cast(scancode); + } + keysym.scancode = scancode; + keysym.mod = KMOD_NONE; + ButtonState st = e->state(); + if( (st & ShiftButton) ) { keysym.mod = static_cast(keysym.mod | KMOD_LSHIFT); } + if( (st & ControlButton) ) { keysym.mod = static_cast(keysym.mod | KMOD_LCTRL); } + if( (st & AltButton) ) { keysym.mod = static_cast(keysym.mod | KMOD_LALT); } + if ( SDL_TranslateUNICODE ) { + QChar qchar = e->text()[0]; + keysym.unicode = qchar.unicode(); + } else { + keysym.unicode = 0; + } + + /* NUMLOCK and CAPSLOCK are implemented as double-presses in reality */ + // if ( (keysym.sym == SDLK_NUMLOCK) || (keysym.sym == SDLK_CAPSLOCK) ) { + // pressed = 1; + // } + + /* Queue the key event */ + if ( pressed ) { + SDL_PrivateKeyboard(SDL_PRESSED, &keysym); + } else { + SDL_PrivateKeyboard(SDL_RELEASED, &keysym); + } +} + +void SDL_QWin::setFullscreen(bool fs_on) { + my_has_fullscreen = false; + enableFullscreen(); +} + +void SDL_QWin::enableFullscreen() { + // Make sure size is correct + if(!my_has_fullscreen) { + setFixedSize(qApp->desktop()->size()); + // This call is needed because showFullScreen won't work + // correctly if the widget already considers itself to be fullscreen. + showNormal(); + // This is needed because showNormal() forcefully changes the window + // style to WSTyle_TopLevel. + setWFlags(WStyle_Customize | WStyle_NoBorder); + // Enable fullscreen. + showFullScreen(); + my_has_fullscreen = true; + } +} + +bool SDL_QWin::lockScreen(bool force) { + if(!my_painter) { + if(force || (isVisible() && isActiveWindow())) { + my_painter = new QDirectPainter(this); + } else { + return false; + } + } + my_locked++; // Increate lock refcount + return true; +} + +void SDL_QWin::unlockScreen() { + if(my_locked > 0) { + my_locked--; // decrease lock refcount; + } + if(!my_locked && my_painter) { + my_painter->end(); + delete my_painter; + my_painter = 0; + } +} -- cgit v1.2.3