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Diffstat (limited to 'src/glut/beos/glutWindow.cpp')
| -rw-r--r-- | src/glut/beos/glutWindow.cpp | 633 |
1 files changed, 0 insertions, 633 deletions
diff --git a/src/glut/beos/glutWindow.cpp b/src/glut/beos/glutWindow.cpp deleted file mode 100644 index 66ea2a00a83..00000000000 --- a/src/glut/beos/glutWindow.cpp +++ /dev/null @@ -1,633 +0,0 @@ -/*********************************************************** - * Copyright (C) 1997, Be Inc. Copyright (C) 1999, Jake Hamby. - * - * This program is freely distributable without licensing fees - * and is provided without guarantee or warrantee expressed or - * implied. This program is -not- in the public domain. - * - * - * FILE: glutWindow.cpp - * - * DESCRIPTION: all the routines for dealing with GlutWindows - ***********************************************************/ - -/*********************************************************** - * Headers - ***********************************************************/ -#include <GL/glut.h> -#include <stdlib.h> -#include "glutint.h" -#include "glutState.h" -#include "glutBlocker.h" - -/*********************************************************** - * FUNCTION: getUnusedWindowSlot - * - * DESCRIPTION: helper function to get a new window slot - ***********************************************************/ -static int -getUnusedWindowSlot() -{ - int i; - - /* Look for allocated, unused slot. */ - for (i = 0; i < gState.windowListSize; i++) { - if (!gState.windowList[i]) { - return i; - } - } - /* Allocate a new slot. */ - gState.windowListSize++; - gState.windowList = (GlutWindow **) - realloc(gState.windowList, - gState.windowListSize * sizeof(GlutWindow *)); - - if (!gState.windowList) - __glutFatalError("out of memory."); - gState.windowList[gState.windowListSize - 1] = NULL; - return gState.windowListSize - 1; -} - -/*********************************************************** - * FUNCTION: __glutDefaultDisplay - * __glutDefaultReshape - * - * DESCRIPTION: default display and reshape functions - ***********************************************************/ -static void -__glutDefaultDisplay(void) -{ - /* XXX Remove the warning after GLUT 3.0. */ - __glutWarning("The following is a new check for GLUT 3.0; update your code."); - __glutFatalError( - "redisplay needed for window %d, but no display callback.", - gState.currentWindow->num + 1); -} - -void -__glutDefaultReshape(int width, int height) -{ - /* Adjust the viewport of the window */ - glViewport(0, 0, (GLsizei) width, (GLsizei) height); -} - -/*********************************************************** - * CLASS: GlutWindow - * - * FUNCTION: (constructor) - * - * DESCRIPTION: creates a new GLUT window - * note: subwindows don't resize, but top-level windows - * follow all sides - ***********************************************************/ -GlutWindow::GlutWindow(GlutWindow *nparent, char *name, - int x, int y, int width, int height, ulong options) : - BGLView( - (nparent ? BRect(x,y,x+width-1,y+height-1) : - BRect(0,0,width-1,height-1)), name, - (nparent ? B_FOLLOW_NONE : B_FOLLOW_ALL_SIDES), - B_WILL_DRAW|B_FRAME_EVENTS|B_FULL_UPDATE_ON_RESIZE|B_PULSE_NEEDED, - options) -{ - // add myself to window list - num = getUnusedWindowSlot(); - gState.windowList[num] = this; - - // set up parent/children relationships - parent = nparent; - if (parent) { - siblings = parent->children; - parent->children = this; - } else { - siblings = 0; - } - children = 0; - - // initialize variables - cursor = GLUT_CURSOR_INHERIT; // default cursor - for (int i = 0; i < GLUT_MAX_MENUS; i++) { - menu[i] = 0; - } - m_width = width; - m_height = height; - m_buttons = 0; - - // clear callbacks - display = __glutDefaultDisplay; - reshape = __glutDefaultReshape; - mouse = 0; - motion = 0; - passive = 0; - entry = 0; - keyboard = 0; - visibility = 0; - special = 0; - windowStatus = 0; - - // clear event counters - anyevents = 1; - displayEvent = 1; // get a reshape and a display event right away - reshapeEvent = 1; - mouseEvent = 0; - motionEvent = 0; - passiveEvent = 0; - entryEvent = 0; - keybEvent = 0; - windowStatusEvent = 0; // DirectConnected() will report change in - visState = -1; // visibility - specialEvent = 0; - statusEvent = 0; - menuEvent = 0; - visible = true; - gBlock.QuickNewEvent(); - - // if i'm a subwindow, add me to my parent view - if (parent) { - parent->Window()->Lock(); - parent->AddChild(this); - parent->Window()->Unlock(); - } else { - // if I'm a top-level window, create my BWindow - GlutBWindow *mybwindow = new GlutBWindow( - BRect(x,y,x+width-1,y+height-1), name); - mybwindow->AddChild(this); - mybwindow->bgl = this; - mybwindow->Show(); - } - - // give me the keyboard focus (focus follows mouse, X style, as - // implemented in GlutWindow::MouseMoved()) - Window()->Lock(); - MakeFocus(); - Window()->Unlock(); - - // make myself the default window - __glutSetWindow(this); -} - -/*********************************************************** - * FUNCTION: glutCreateWindow (4.1) - * - * DESCRIPTION: creates a new GLUT window - ***********************************************************/ -int glutCreateWindow(const char *name) { - if (!be_app) - __glutInit(); - - ulong options; - if (!__glutConvertDisplayMode(&options)) { - __glutWarning("visual with necessary capabilities not found."); - } - - // if X or Y is negative, then start at a reasonable position - bool defaultxy = (gState.initX < 0) || (gState.initY < 0); - - GlutWindow *window = new GlutWindow(0, const_cast<char*>(name), - (defaultxy ? 50 : gState.initX), (defaultxy ? 50 : gState.initY), - gState.initWidth, gState.initHeight, options); - - return window->num + 1; -} - -/*********************************************************** - * FUNCTION: glutCreateSubWindow (4.2) - * - * DESCRIPTION: creates a new GLUT subwindow - * Note: a subwindow is a GlutWindow (which is actually - * a BGLView) without its own BWindow - ***********************************************************/ -int glutCreateSubWindow(int win, int x, int y, int width, int height) { - ulong options; - if (!__glutConvertDisplayMode(&options)) { - __glutFatalError("visual with necessary capabilities not found."); - } - - GlutWindow *window = new GlutWindow(gState.windowList[win-1], "child", - x, y, width, height, options); - - return window->num + 1; -} - -/*********************************************************** - * FUNCTION: __glutSetWindow - * - * DESCRIPTION: set the current window (utility function) - ***********************************************************/ -void -__glutSetWindow(GlutWindow * window) -{ - if (gState.currentWindow) - gState.currentWindow->UnlockGL(); - gState.currentWindow = window; - gState.currentWindow->LockGL(); -} - -/*********************************************************** - * FUNCTION: glutSetWindow (4.3) - * glutGetWindow - * - * DESCRIPTION: set and get the current window - ***********************************************************/ -void glutSetWindow(int win) { - GlutWindow *window; - - if (win < 1 || win > gState.windowListSize) { - __glutWarning("glutSetWindow attempted on bogus window."); - return; - } - window = gState.windowList[win - 1]; - if (!window) { - __glutWarning("glutSetWindow attempted on bogus window."); - return; - } - __glutSetWindow(window); -} - -int glutGetWindow() { - if (gState.currentWindow) { - return gState.currentWindow->num + 1; - } else { - return 0; - } -} - -/*********************************************************** - * FUNCTION: __glutDestroyWindow - * - * DESCRIPTION: recursively set entries to 0 - ***********************************************************/ -static void -__glutDestroyWindow(GlutWindow *window, GlutWindow *initialWindow) { - // first, find all children recursively and set their entries to 0 - GlutWindow *cur = window->children; - while (cur) { - GlutWindow *siblings = cur->siblings; - __glutDestroyWindow(cur, initialWindow); - cur = siblings; - } - - /* Remove from parent's children list (only necessary for - non-initial windows and subwindows!). */ - GlutWindow *parent = window->parent; - if (parent && parent == initialWindow->parent) { - GlutWindow **prev = &parent->children; - cur = parent->children; - while (cur) { - if (cur == window) { - *prev = cur->siblings; - break; - } - prev = &(cur->siblings); - cur = cur->siblings; - } - } - - // finally, check if we are the current window, and set to 0 - if (gState.currentWindow == window) { - gState.currentWindow = 0; - } - gState.windowList[window->num] = 0; -} - -/*********************************************************** - * FUNCTION: glutDestroyWindow (4.4) - * - * DESCRIPTION: destroy window and all its children - ***********************************************************/ -void glutDestroyWindow(int win) { - // can't destroy a window if another window has the GL context - if (gState.currentWindow) - gState.currentWindow->UnlockGL(); - - // lock the window - GlutWindow *window = gState.windowList[win-1]; - BWindow *bwindow = window->Window(); - bwindow->Lock(); - - // if win is the current window, set current window to 0 - if (gState.currentWindow == window) { - gState.currentWindow = 0; - } - - // recursively set child entries to 0 - __glutDestroyWindow(window, window); - - // try flushing OpenGL - window->LockGL(); - glFlush(); - window->UnlockGL(); - - // now, if the window was top-level, delete its BWindow - if(!window->parent) { - bwindow->Quit(); - } else { - // else, detach it from the BWindow and delete it - window->RemoveSelf(); - delete window; - bwindow->Unlock(); - } - // relock GL if the current window is still valid - if(gState.currentWindow) - gState.currentWindow->LockGL(); -} - -/*********************************************************** - * FUNCTION: __glutDestroyAllWindows - * - * DESCRIPTION: destroy all windows when exit() is called - * this seems to be necessary to avoid delays - * and crashes when using BDirectWindow - ***********************************************************/ -void __glutDestroyAllWindows() { - for(int i=0; i<gState.windowListSize; i++) { - if (gState.windowList[i]) { - glutDestroyWindow(i + 1); - } - } - gState.display->Lock(); - gState.display->Quit(); - status_t ignored; - wait_for_thread(gState.appthread, &ignored); -} - -/*********************************************************** - * FUNCTION: glutPostRedisplay (4.5) - * - * DESCRIPTION: mark window as needing redisplay - ***********************************************************/ -void glutPostRedisplay() { - gState.currentWindow->Window()->Lock(); - gState.currentWindow->anyevents = true; - gState.currentWindow->displayEvent = true; - gState.currentWindow->Window()->Unlock(); - gBlock.QuickNewEvent(); -} - -/*********************************************************** - * FUNCTION: glutPostWindowRedisplay - * - * DESCRIPTION: mark window as needing redisplay - ***********************************************************/ -void glutPostWindowRedisplay(int win) { - GlutWindow *gwin = gState.windowList[win - 1]; - gwin->Window()->Lock(); - gwin->anyevents = true; - gwin->displayEvent = true; - gwin->Window()->Unlock(); - gBlock.QuickNewEvent(); -} - -/*********************************************************** - * FUNCTION: glutSwapBuffers (4.6) - * - * DESCRIPTION: swap buffers - ***********************************************************/ -void glutSwapBuffers() { - gState.currentWindow->SwapBuffers(); -} - -/*********************************************************** - * FUNCTION: glutPositionWindow (4.7) - * - * DESCRIPTION: move window - ***********************************************************/ -void glutPositionWindow(int x, int y) { - BDirectWindow *win = dynamic_cast<BDirectWindow*>(gState.currentWindow->Window()); - win->Lock(); - if (gState.currentWindow->parent) - gState.currentWindow->MoveTo(x, y); // move the child view - else { - if(win->IsFullScreen()) { - win->SetFullScreen(false); - } - win->MoveTo(x, y); // move the window - } - win->Unlock(); -} - -/*********************************************************** - * FUNCTION: glutReshapeWindow (4.8) - * - * DESCRIPTION: reshape window (we'll catch the callback - * when the view gets a Draw() message - ***********************************************************/ -void glutReshapeWindow(int width, int height) { - BDirectWindow *win = dynamic_cast<BDirectWindow*>(gState.currentWindow->Window()); - win->Lock(); - if (gState.currentWindow->parent) - gState.currentWindow->ResizeTo(width-1, height-1); // resize the child - else { - if(win->IsFullScreen()) { - win->SetFullScreen(false); - } - win->ResizeTo(width-1, height-1); // resize the parent - } - win->Unlock(); -} - -/*********************************************************** - * FUNCTION: glutFullScreen (4.9) - * - * DESCRIPTION: makes the window full screen - ***********************************************************/ -void glutFullScreen() { - BDirectWindow *win = dynamic_cast<BDirectWindow*>(gState.currentWindow->Window()); - win->Lock(); - win->SetFullScreen(true); - win->Unlock(); -} - -/*********************************************************** - * FUNCTION: glutPopWindow (4.10) - * glutPushWindow - * - * DESCRIPTION: change the stacking order of the current window - * NOTE: I can't figure out how to do this for windows, - * and there is no concept of "stacking order" for - * subwindows, so these are currently no-ops. - ***********************************************************/ -void glutPopWindow() { } -void glutPushWindow() { } - -/*********************************************************** - * FUNCTION: glutShowWindow (4.11) - * glutHideWindow - * glutIconifyWindow - * - * DESCRIPTION: change display status of current window - ***********************************************************/ -void glutShowWindow() { - gState.currentWindow->Window()->Lock(); - if (gState.currentWindow->parent) // subwindow - gState.currentWindow->Show(); - else { - if(gState.currentWindow->Window()->IsHidden()) - gState.currentWindow->Window()->Show(); // show the actual BWindow - gState.currentWindow->Window()->Minimize(false); - } - gState.currentWindow->Window()->Unlock(); -} - -void glutHideWindow() { - gState.currentWindow->Window()->Lock(); - if (gState.currentWindow->parent) // subwindow - gState.currentWindow->Hide(); - else - gState.currentWindow->Window()->Hide(); // show the actual BWindow - gState.currentWindow->Window()->Unlock(); -} - -void glutIconifyWindow() { - if(gState.currentWindow->parent) - __glutFatalError("can't iconify a subwindow"); - - gState.currentWindow->Window()->Lock(); - gState.currentWindow->Window()->Minimize(true); - gState.currentWindow->Window()->Unlock(); -} - -/*********************************************************** - * FUNCTION: glutSetWindowTitle (4.12) - * glutSetIconTitle - * - * DESCRIPTION: set the window title (icon title is same) - ***********************************************************/ -void glutSetWindowTitle(const char *name) { - if (gState.currentWindow->parent) - __glutFatalError("glutSetWindowTitle: isn't a top-level window"); - - gState.currentWindow->Window()->Lock(); - gState.currentWindow->Window()->SetTitle(name); - gState.currentWindow->Window()->Unlock(); -} - -void glutSetIconTitle(const char *name) { - glutSetWindowTitle(name); -} - -/*********************************************************** - * FUNCTION: __glutConvertDisplayMode - * - * DESCRIPTION: converts the current display mode into a BGLView - * display mode, printing warnings as appropriate. - * - * PARAMETERS: if options is non-NULL, the current display mode is - * returned in it. - * - * RETURNS: 1 if the current display mode is possible, else 0 - ***********************************************************/ -int __glutConvertDisplayMode(unsigned long *options) { - if (gState.displayString) { - /* __glutDisplayString should be NULL except if - glutInitDisplayString has been called to register a - different display string. Calling glutInitDisplayString - means using a string instead of an integer mask determine - the visual to use. This big ugly code is in glutDstr.cpp */ - return __glutConvertDisplayModeFromString(options); - } - - if(options) { - ulong newoptions = 0; - if(gState.displayMode & GLUT_ACCUM) - newoptions |= BGL_ACCUM; - if(gState.displayMode & GLUT_ALPHA) - newoptions |= BGL_ALPHA; - if(gState.displayMode & GLUT_DEPTH) - newoptions |= BGL_DEPTH; - if(gState.displayMode & GLUT_DOUBLE) - newoptions |= BGL_DOUBLE; - if(gState.displayMode & GLUT_STENCIL) - newoptions |= BGL_STENCIL; - *options = newoptions; - } - - if(gState.displayMode & GLUT_INDEX) { - __glutWarning("BeOS doesn't support indexed color"); - return 0; - } - if(gState.displayMode & GLUT_MULTISAMPLE) { - return 1; // try to go without multisampling - } - if(gState.displayMode & GLUT_STEREO) { - __glutWarning("BeOS doesn't support stereo windows"); - return 0; - } - if(gState.displayMode & GLUT_LUMINANCE) { - __glutWarning("BeOS doesn't support luminance color model"); - return 0; - } - return 1; // visual supported -} - -/*********************************************************** - * CLASS: GlutBWindow - * - * DESCRIPTION: very thin wrapper around BWindow - ***********************************************************/ -GlutBWindow::GlutBWindow(BRect frame, char *name) : - BDirectWindow(frame, name, B_TITLED_WINDOW, 0) { - fConnectionDisabled = false; - bgl = 0; - SetPulseRate(100000); - - if (!SupportsWindowMode()) { - __glutFatalError("video card doesn't support windowed operation"); - } -} - -void GlutBWindow::DirectConnected( direct_buffer_info *info ) { - bgl->DirectConnected(info); - if(bgl && !fConnectionDisabled) { - bgl->EnableDirectMode(true); - } - int newVisState; - if((info->buffer_state & B_DIRECT_MODE_MASK) == B_DIRECT_START) { - bgl->visible = true; - } - if(!bgl->visible || info->buffer_state == B_DIRECT_STOP) - newVisState = GLUT_HIDDEN; - else { - if (info->clip_list_count == 0) - newVisState = GLUT_FULLY_COVERED; - else if (info->clip_list_count == 1) - newVisState = GLUT_FULLY_RETAINED; - else - newVisState = GLUT_PARTIALLY_RETAINED; - } - if(newVisState != bgl->visState) { - bgl->visState = newVisState; - bgl->anyevents = bgl->windowStatusEvent = true; - gBlock.NewEvent(); - } -} - -GlutBWindow::~GlutBWindow() { - fConnectionDisabled = true; - if(bgl) { - bgl->EnableDirectMode(false); - } - if(!IsHidden()) - Hide(); - Sync(); -} - -bool GlutBWindow::QuitRequested() { - gState.quitAll = true; - gBlock.NewEvent(); - return false; // don't quit now, wait for main thread to do it -} - -void GlutBWindow::Minimize(bool minimize) { - bgl->visible = !minimize; - BWindow::Minimize(minimize); -} - -void GlutBWindow::Hide() { - BWindow::Hide(); - bgl->visible = false; -} - -void GlutBWindow::Show() { - BWindow::Show(); - bgl->visible = true; -} |