diff options
Diffstat (limited to 'backends/graphics/openglsdl/openglsdl-graphics.cpp')
| -rw-r--r-- | backends/graphics/openglsdl/openglsdl-graphics.cpp | 671 |
1 files changed, 671 insertions, 0 deletions
diff --git a/backends/graphics/openglsdl/openglsdl-graphics.cpp b/backends/graphics/openglsdl/openglsdl-graphics.cpp new file mode 100644 index 0000000000..447bc77afe --- /dev/null +++ b/backends/graphics/openglsdl/openglsdl-graphics.cpp @@ -0,0 +1,671 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * 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. + * + * $URL$ + * $Id$ + * + */ + +#if defined(SDL_BACKEND) && defined(USE_OPENGL) + +#include "backends/graphics/openglsdl/openglsdl-graphics.h" +#include "backends/platform/sdl/sdl.h" +#include "common/config-manager.h" + +OpenGLSdlGraphicsManager::OpenGLSdlGraphicsManager() + : + _hwscreen(0), + _screenResized(false), + _lastFullscreenModeWidth(0), + _lastFullscreenModeHeight(0), + _desktopWidth(0), + _desktopHeight(0), + _ignoreResizeFrames(0) { + + // Initialize SDL video subsystem + if (SDL_InitSubSystem(SDL_INIT_VIDEO) == -1) { + error("Could not initialize SDL: %s", SDL_GetError()); + } + + // Disable OS cursor + SDL_ShowCursor(SDL_DISABLE); + + // Get desktop resolution + const SDL_VideoInfo *videoInfo = SDL_GetVideoInfo(); + if (videoInfo->current_w > 0 && videoInfo->current_h > 0) { + _desktopWidth = videoInfo->current_w; + _desktopHeight = videoInfo->current_h; + } + + if (ConfMan.hasKey("last_fullscreen_mode_width") && ConfMan.hasKey("last_fullscreen_mode_height")) { + _lastFullscreenModeWidth = ConfMan.getInt("last_fullscreen_mode_width"); + _lastFullscreenModeHeight = ConfMan.getInt("last_fullscreen_mode_height"); + } +} + +OpenGLSdlGraphicsManager::~OpenGLSdlGraphicsManager() { + +} + + +bool OpenGLSdlGraphicsManager::hasFeature(OSystem::Feature f) { + return + (f == OSystem::kFeatureFullscreenMode) || + (f == OSystem::kFeatureIconifyWindow) || + OpenGLGraphicsManager::hasFeature(f); +} + +void OpenGLSdlGraphicsManager::setFeatureState(OSystem::Feature f, bool enable) { + switch (f) { + case OSystem::kFeatureFullscreenMode: + setFullscreenMode(enable); + break; + case OSystem::kFeatureIconifyWindow: + if (enable) + SDL_WM_IconifyWindow(); + break; + default: + OpenGLGraphicsManager::setFeatureState(f, enable); + } +} + +#ifdef USE_RGB_COLOR + +Common::List<Graphics::PixelFormat> OpenGLSdlGraphicsManager::getSupportedFormats() const { + assert(!_supportedFormats.empty()); + return _supportedFormats; +} + +void OpenGLSdlGraphicsManager::detectSupportedFormats() { + + // Clear old list + _supportedFormats.clear(); + + // Some tables with standard formats that we always list + // as "supported". If frontend code tries to use one of + // these, we will perform the necessary format + // conversion in the background. Of course this incurs a + // performance hit, but on desktop ports this should not + // matter. We still push the currently active format to + // the front, so if frontend code just uses the first + // available format, it will get one that is "cheap" to + // use. + const Graphics::PixelFormat RGBList[] = { +#if defined(ENABLE_32BIT) + Graphics::PixelFormat(4, 8, 8, 8, 8, 24, 16, 8, 0), // RGBA8888 +#ifndef USE_GLES + Graphics::PixelFormat(4, 8, 8, 8, 8, 16, 8, 0, 24), // ARGB8888 +#endif + Graphics::PixelFormat(3, 8, 8, 8, 0, 16, 8, 0, 0), // RGB888 +#endif + Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0), // RGB565 + Graphics::PixelFormat(2, 5, 5, 5, 1, 11, 6, 1, 0), // RGB5551 + Graphics::PixelFormat(2, 4, 4, 4, 4, 12, 8, 4, 0), // RGBA4444 +#ifndef USE_GLES + Graphics::PixelFormat(2, 4, 4, 4, 4, 8, 4, 0, 12) // ARGB4444 +#endif + }; +#ifndef USE_GLES + const Graphics::PixelFormat BGRList[] = { +#ifdef ENABLE_32BIT + Graphics::PixelFormat(4, 8, 8, 8, 8, 0, 8, 16, 24), // ABGR8888 + Graphics::PixelFormat(4, 8, 8, 8, 8, 8, 16, 24, 0), // BGRA8888 + Graphics::PixelFormat(3, 8, 8, 8, 0, 0, 8, 16, 0), // BGR888 +#endif + Graphics::PixelFormat(2, 5, 6, 5, 0, 0, 5, 11, 0), // BGR565 + Graphics::PixelFormat(2, 5, 5, 5, 1, 1, 6, 11, 0), // BGRA5551 + Graphics::PixelFormat(2, 4, 4, 4, 4, 0, 4, 8, 12), // ABGR4444 + Graphics::PixelFormat(2, 4, 4, 4, 4, 4, 8, 12, 0) // BGRA4444 + }; +#endif + + Graphics::PixelFormat format = Graphics::PixelFormat::createFormatCLUT8(); + if (_hwscreen) { + // Get our currently set hardware format + format = Graphics::PixelFormat(_hwscreen->format->BytesPerPixel, + 8 - _hwscreen->format->Rloss, 8 - _hwscreen->format->Gloss, + 8 - _hwscreen->format->Bloss, 8 - _hwscreen->format->Aloss, + _hwscreen->format->Rshift, _hwscreen->format->Gshift, + _hwscreen->format->Bshift, _hwscreen->format->Ashift); + + // Workaround to MacOSX SDL not providing an accurate Aloss value. + if (_hwscreen->format->Amask == 0) + format.aLoss = 8; + + // Push it first, as the prefered format if available + for (int i = 0; i < ARRAYSIZE(RGBList); i++) { + if (RGBList[i] == format) { + _supportedFormats.push_back(format); + break; + } + } +#ifndef USE_GLES + for (int i = 0; i < ARRAYSIZE(BGRList); i++) { + if (BGRList[i] == format) { + _supportedFormats.push_back(format); + break; + } + } +#endif + } + + // Push some RGB formats + for (int i = 0; i < ARRAYSIZE(RGBList); i++) { + if (_hwscreen && (RGBList[i].bytesPerPixel > format.bytesPerPixel)) + continue; + if (RGBList[i] != format) + _supportedFormats.push_back(RGBList[i]); + } +#ifndef USE_GLES + // Push some BGR formats + for (int i = 0; i < ARRAYSIZE(BGRList); i++) { + if (_hwscreen && (BGRList[i].bytesPerPixel > format.bytesPerPixel)) + continue; + if (BGRList[i] != format) + _supportedFormats.push_back(BGRList[i]); + } +#endif + _supportedFormats.push_back(Graphics::PixelFormat::createFormatCLUT8()); +} + +#endif + +void OpenGLSdlGraphicsManager::warpMouse(int x, int y) { + int scaledX = x; + int scaledY = y; + + if (_videoMode.mode == OpenGL::GFX_NORMAL) { + if (_videoMode.hardwareWidth != _videoMode.overlayWidth) + scaledX = scaledX * _videoMode.hardwareWidth / _videoMode.overlayWidth; + if (_videoMode.hardwareHeight != _videoMode.overlayHeight) + scaledY = scaledY * _videoMode.hardwareHeight / _videoMode.overlayHeight; + + if (!_overlayVisible) { + scaledX *= _videoMode.scaleFactor; + scaledY *= _videoMode.scaleFactor; + } + } else { + if (_overlayVisible) { + if (_displayWidth != _videoMode.overlayWidth) + scaledX = scaledX * _displayWidth / _videoMode.overlayWidth; + if (_displayHeight != _videoMode.overlayHeight) + scaledY = scaledY * _displayHeight / _videoMode.overlayHeight; + } else { + if (_displayWidth != _videoMode.screenWidth) + scaledX = scaledX * _displayWidth / _videoMode.screenWidth; + if (_displayHeight != _videoMode.screenHeight) + scaledY = scaledY * _displayHeight / _videoMode.screenHeight; + } + + scaledX += _displayX; + scaledY += _displayY; + } + + SDL_WarpMouse(scaledX, scaledY); + + setMousePos(scaledX, scaledY); +} + +void OpenGLSdlGraphicsManager::updateScreen() { + if (_ignoreResizeFrames) + _ignoreResizeFrames -= 1; + + OpenGLGraphicsManager::updateScreen(); +} + +// +// Intern +// + +bool OpenGLSdlGraphicsManager::setupFullscreenMode() { + SDL_Rect const* const*availableModes = SDL_ListModes(NULL, SDL_FULLSCREEN | SDL_OPENGL); + + // If -2, autodetect the fullscreen mode + // The last used fullscreen mode will be prioritized, if there is no last fullscreen + // mode, the desktop resolution will be used, and in case the desktop resolution + // is not available as a fullscreen mode, the one with smallest metric will be selected. + if (_videoMode.activeFullscreenMode == -2) { + // Desktop resolution + int desktopModeIndex = -1; + + // Best metric mode + const SDL_Rect *bestMode = availableModes[0]; + int bestModeIndex = 0; + uint bestMetric = (uint)-1; + + // Iterate over all available fullscreen modes + for (int i = 0; const SDL_Rect *mode = availableModes[i]; i++) { + // Try to setup the last used fullscreen mode + if (mode->w == _lastFullscreenModeWidth && mode->h == _lastFullscreenModeHeight) { + _videoMode.hardwareWidth = _lastFullscreenModeWidth; + _videoMode.hardwareHeight = _lastFullscreenModeHeight; + _videoMode.activeFullscreenMode = i; + return true; + } + + if (mode->w == _desktopWidth && mode->h == _desktopHeight) + desktopModeIndex = i; + + if (mode->w < _videoMode.overlayWidth) + continue; + if (mode->h < _videoMode.overlayHeight) + continue; + + uint metric = mode->w * mode->h - _videoMode.overlayWidth * _videoMode.overlayHeight; + if (metric < bestMetric) { + bestMode = mode; + bestMetric = metric; + bestModeIndex = i; + } + } + + if (desktopModeIndex >= 0) { + _videoMode.hardwareWidth = _desktopWidth; + _videoMode.hardwareHeight = _desktopHeight; + + _videoMode.activeFullscreenMode = desktopModeIndex; + return true; + } else if (bestMode) { + _videoMode.hardwareWidth = bestMode->w; + _videoMode.hardwareHeight = bestMode->h; + + _videoMode.activeFullscreenMode = bestModeIndex; + return true; + } + } else { + // Use last fullscreen mode if looping backwards from the first mode + if (_videoMode.activeFullscreenMode == -1) { + do { + _videoMode.activeFullscreenMode++; + } while(availableModes[_videoMode.activeFullscreenMode]); + _videoMode.activeFullscreenMode--; + } + + // Use first fullscreen mode if looping from last mode + if (!availableModes[_videoMode.activeFullscreenMode]) + _videoMode.activeFullscreenMode = 0; + + // Check if the fullscreen mode is valid + if (availableModes[_videoMode.activeFullscreenMode]) { + _videoMode.hardwareWidth = availableModes[_videoMode.activeFullscreenMode]->w; + _videoMode.hardwareHeight = availableModes[_videoMode.activeFullscreenMode]->h; + return true; + } + } + + // Could not find any suiting fullscreen mode, return false. + return false; +} + +bool OpenGLSdlGraphicsManager::loadGFXMode() { + // Force 4/3 if feature enabled + if (_aspectRatioCorrection) + _videoMode.mode = OpenGL::GFX_4_3; + + _videoMode.overlayWidth = _videoMode.screenWidth * _videoMode.scaleFactor; + _videoMode.overlayHeight = _videoMode.screenHeight * _videoMode.scaleFactor; + + // If the screen was resized, do not change its size + if (!_screenResized) { + _videoMode.hardwareWidth = _videoMode.overlayWidth; + _videoMode.hardwareHeight = _videoMode.overlayHeight; + + int screenAspectRatio = _videoMode.screenWidth * 10000 / _videoMode.screenHeight; + int desiredAspectRatio = getAspectRatio(); + + // Do not downscale dimensions, only enlarge them if needed + if (screenAspectRatio > desiredAspectRatio) + _videoMode.hardwareHeight = (_videoMode.overlayWidth * 10000 + 5000) / desiredAspectRatio; + else if (screenAspectRatio < desiredAspectRatio) + _videoMode.hardwareWidth = (_videoMode.overlayHeight * desiredAspectRatio + 5000) / 10000; + + // Only adjust the overlay height if it is bigger than original one. If + // the width is modified it can break the overlay. + if (_videoMode.hardwareHeight > _videoMode.overlayHeight) + _videoMode.overlayHeight = _videoMode.hardwareHeight; + } + + _screenResized = false; + + // Setup OpenGL attributes for SDL + SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16); + SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); + + if (_videoMode.fullscreen) + if (!setupFullscreenMode()) + // Failed setuping a fullscreen mode + return false; + + uint32 flags = SDL_OPENGL; + + if (_videoMode.fullscreen) + flags |= SDL_FULLSCREEN; + else + flags |= SDL_RESIZABLE; + + // Create our window + _hwscreen = SDL_SetVideoMode(_videoMode.hardwareWidth, _videoMode.hardwareHeight, 32, flags); +#ifdef USE_RGB_COLOR + detectSupportedFormats(); +#endif + + if (_hwscreen == NULL) { + // DON'T use error(), as this tries to bring up the debug + // console, which WON'T WORK now that _hwscreen is hosed. + + if (!_oldVideoMode.setup) { + warning("SDL_SetVideoMode says we can't switch to that mode (%s)", SDL_GetError()); + g_system->quit(); + } else + // Cancel GFX load, and go back to last mode + return false; + } + + // Check if the screen is BGR format + _formatBGR = _hwscreen->format->Rshift != 0; + + if (_videoMode.fullscreen) { + _lastFullscreenModeWidth = _videoMode.hardwareWidth; + _lastFullscreenModeHeight = _videoMode.hardwareHeight; + ConfMan.setInt("last_fullscreen_mode_width", _lastFullscreenModeWidth); + ConfMan.setInt("last_fullscreen_mode_height", _lastFullscreenModeHeight); + } + + // Call and return parent implementation of this method + return OpenGLGraphicsManager::loadGFXMode(); +} + +void OpenGLSdlGraphicsManager::unloadGFXMode() { + if (_hwscreen) { + SDL_FreeSurface(_hwscreen); + _hwscreen = NULL; + } +} + +void OpenGLSdlGraphicsManager::internUpdateScreen() { + // Call to parent implementation of this method + OpenGLGraphicsManager::internUpdateScreen(); + + // Swap OpenGL buffers + SDL_GL_SwapBuffers(); +} + +#ifdef USE_OSD +void OpenGLSdlGraphicsManager::displayModeChangedMsg() { + const char *newModeName = getCurrentModeName(); + if (newModeName) { + char buffer[128]; + sprintf(buffer, "Current display mode: %s\n%d x %d -> %d x %d", + newModeName, + _videoMode.screenWidth * _videoMode.scaleFactor, + _videoMode.screenHeight * _videoMode.scaleFactor, + _hwscreen->w, _hwscreen->h + ); + displayMessageOnOSD(buffer); + } +} +void OpenGLSdlGraphicsManager::displayScaleChangedMsg() { + char buffer[128]; + sprintf(buffer, "Current scale: x%d\n%d x %d -> %d x %d", + _videoMode.scaleFactor, + _videoMode.screenWidth, _videoMode.screenHeight, + _videoMode.overlayWidth, _videoMode.overlayHeight + ); + displayMessageOnOSD(buffer); +} +#endif + +void OpenGLSdlGraphicsManager::setFullscreenMode(bool enable) { + if (_oldVideoMode.setup && _oldVideoMode.fullscreen == enable && + _oldVideoMode.activeFullscreenMode == _videoMode.activeFullscreenMode) + return; + + if (_transactionMode == kTransactionActive) { + _videoMode.fullscreen = enable; + _transactionDetails.needRefresh = true; + } +} + +bool OpenGLSdlGraphicsManager::isHotkey(const Common::Event &event) { + if ((event.kbd.flags & (Common::KBD_CTRL|Common::KBD_ALT)) == (Common::KBD_CTRL|Common::KBD_ALT)) { + if (event.kbd.keycode == Common::KEYCODE_PLUS || event.kbd.keycode == Common::KEYCODE_MINUS || + event.kbd.keycode == Common::KEYCODE_KP_PLUS || event.kbd.keycode == Common::KEYCODE_KP_MINUS || + event.kbd.keycode == 'a' || event.kbd.keycode == 'f') + return true; + } else if ((event.kbd.flags & (Common::KBD_CTRL|Common::KBD_SHIFT)) == (Common::KBD_CTRL|Common::KBD_SHIFT)) { + if (event.kbd.keycode == 'a' || event.kbd.keycode == 'f') + return true; + } else if ((event.kbd.flags & (Common::KBD_ALT)) == (Common::KBD_ALT) && event.kbd.keycode == 's') { + return true; + } + return false; +} + +void OpenGLSdlGraphicsManager::toggleFullScreen(int loop) { + beginGFXTransaction(); + if (_videoMode.fullscreen && loop) { + _videoMode.activeFullscreenMode += loop; + setFullscreenMode(true); + } else { + _videoMode.activeFullscreenMode = -2; + setFullscreenMode(!_videoMode.fullscreen); + } + endGFXTransaction(); + + // Ignore resize events for the next 10 frames + _ignoreResizeFrames = 10; + +#ifdef USE_OSD + char buffer[128]; + if (_videoMode.fullscreen) + sprintf(buffer, "Fullscreen mode\n%d x %d", + _hwscreen->w, _hwscreen->h + ); + else + sprintf(buffer, "Windowed mode\n%d x %d", + _hwscreen->w, _hwscreen->h + ); + displayMessageOnOSD(buffer); +#endif +} + +bool OpenGLSdlGraphicsManager::notifyEvent(const Common::Event &event) { + switch ((int)event.type) { + case Common::EVENT_KEYDOWN: + if (event.kbd.hasFlags(Common::KBD_ALT)) { + // Alt-Return and Alt-Enter toggle full screen mode + if (event.kbd.keycode == Common::KEYCODE_RETURN || + event.kbd.keycode == (Common::KeyCode)SDLK_KP_ENTER) { + toggleFullScreen(0); + return true; + } + + // Alt-S create a screenshot + if (event.kbd.keycode == 's') { + char filename[20]; + + for (int n = 0;; n++) { + SDL_RWops *file; + + sprintf(filename, "scummvm%05d.bmp", n); + file = SDL_RWFromFile(filename, "r"); + if (!file) + break; + SDL_RWclose(file); + } + if (saveScreenshot(filename)) + printf("Saved '%s'\n", filename); + else + printf("Could not save screenshot!\n"); + return true; + } + } + + if (event.kbd.hasFlags(Common::KBD_CTRL|Common::KBD_ALT)) { + // Ctrl-Alt-Return and Ctrl-Alt-Enter switch between full screen modes + if (event.kbd.keycode == Common::KEYCODE_RETURN || + event.kbd.keycode == (Common::KeyCode)SDLK_KP_ENTER) { + toggleFullScreen(1); + return true; + } + + // Ctrl-Alt-a switch between display modes + if (event.kbd.keycode == 'a') { + beginGFXTransaction(); + switchDisplayMode(-1); + endGFXTransaction(); +#ifdef USE_OSD + displayModeChangedMsg(); +#endif + internUpdateScreen(); + return true; + } + + // Ctrl-Alt-f toggles antialiasing + if (event.kbd.keycode == 'f') { + beginGFXTransaction(); + _videoMode.antialiasing = !_videoMode.antialiasing; + _transactionDetails.filterChanged = true; + endGFXTransaction(); +#ifdef USE_OSD + if (_videoMode.antialiasing) + displayMessageOnOSD("Active filter mode: Linear"); + else + displayMessageOnOSD("Active filter mode: Nearest"); +#endif + return true; + } + + SDLKey sdlKey = (SDLKey)event.kbd.keycode; + + // Ctrl+Alt+Plus/Minus Increase/decrease the scale factor + if ((sdlKey == SDLK_EQUALS || sdlKey == SDLK_PLUS || sdlKey == SDLK_MINUS || + sdlKey == SDLK_KP_PLUS || sdlKey == SDLK_KP_MINUS)) { + int factor = _videoMode.scaleFactor; + factor += (sdlKey == SDLK_MINUS || sdlKey == SDLK_KP_MINUS) ? -1 : +1; + if (0 < factor && factor < 4) { + // Check if the desktop resolution has been detected + if (_desktopWidth > 0 && _desktopHeight > 0) + // If the new scale factor is too big, do not scale + if (_videoMode.screenWidth * factor > _desktopWidth || + _videoMode.screenHeight * factor > _desktopHeight) + return false; + + beginGFXTransaction(); + setScale(factor); + endGFXTransaction(); +#ifdef USE_OSD + displayScaleChangedMsg(); +#endif + return true; + } + } + + const bool isNormalNumber = (SDLK_1 <= sdlKey && sdlKey <= SDLK_4); + const bool isKeypadNumber = (SDLK_KP1 <= sdlKey && sdlKey <= SDLK_KP4); + + // Ctrl-Alt-<number key> will change the GFX mode + if (isNormalNumber || isKeypadNumber) { + if (sdlKey - (isNormalNumber ? SDLK_1 : SDLK_KP1) <= 4) { + int lastMode = _videoMode.mode; + beginGFXTransaction(); + _videoMode.mode = sdlKey - (isNormalNumber ? SDLK_1 : SDLK_KP1); + _transactionDetails.needRefresh = true; + _aspectRatioCorrection = false; + endGFXTransaction(); +#ifdef USE_OSD + if (lastMode != _videoMode.mode) + displayModeChangedMsg(); +#endif + internUpdateScreen(); + } + } + } + + if (event.kbd.hasFlags(Common::KBD_CTRL|Common::KBD_SHIFT)) { + // Ctrl-Shift-Return and Ctrl-Shift-Enter switch backwards between full screen modes + if (event.kbd.keycode == Common::KEYCODE_RETURN || + event.kbd.keycode == (Common::KeyCode)SDLK_KP_ENTER) { + toggleFullScreen(-1); + return true; + } + + // Ctrl-Shift-a switch backwards between display modes + if (event.kbd.keycode == 'a') { + beginGFXTransaction(); + switchDisplayMode(-2); + endGFXTransaction(); +#ifdef USE_OSD + displayModeChangedMsg(); +#endif + internUpdateScreen(); + return true; + } + } + break; + case Common::EVENT_KEYUP: + return isHotkey(event); + // HACK: Handle special SDL event + // The new screen size is saved on the mouse event as part of HACK, + // there is no common resize event. + case OSystem_SDL::kSdlEventResize: + // Do not resize if ignoring resize events. + if (!_ignoreResizeFrames && !_videoMode.fullscreen) { + bool scaleChanged = false; + beginGFXTransaction(); + _videoMode.hardwareWidth = event.mouse.x; + _videoMode.hardwareHeight = event.mouse.y; + + if (_videoMode.mode != OpenGL::GFX_ORIGINAL) { + _screenResized = true; + calculateDisplaySize(_videoMode.hardwareWidth, _videoMode.hardwareHeight); + } + + int scale = MIN(_videoMode.hardwareWidth / _videoMode.screenWidth, + _videoMode.hardwareHeight / _videoMode.screenHeight); + if (_videoMode.scaleFactor != scale) { + scaleChanged = true; + _videoMode.scaleFactor = MAX(MIN(scale, 3), 1); + } + + if (_videoMode.mode == OpenGL::GFX_ORIGINAL) { + calculateDisplaySize(_videoMode.hardwareWidth, _videoMode.hardwareHeight); + } + + _transactionDetails.sizeChanged = true; + endGFXTransaction(); +#ifdef USE_OSD + if (scaleChanged) + displayScaleChangedMsg(); +#endif + } + return true; + + default: + break; + } + + return OpenGLGraphicsManager::notifyEvent(event); +} + +#endif |