118 lines
3.8 KiB
C++
118 lines
3.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#define FORBIDDEN_SYMBOL_ALLOW_ALL
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#include "backends/graphics/ios/ios-graphics.h"
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#include "backends/graphics/ios/renderbuffer.h"
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#include "backends/graphics/opengl/pipelines/pipeline.h"
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#include "backends/platform/ios7/ios7_osys_main.h"
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iOSGraphicsManager::iOSGraphicsManager() :
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_insets{0, 0, 0, 0} {
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initSurface();
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}
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iOSGraphicsManager::~iOSGraphicsManager() {
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deinitSurface();
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}
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void iOSGraphicsManager::initSurface() {
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OSystem_iOS7 *sys = dynamic_cast<OSystem_iOS7 *>(g_system);
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// Create OpenGL context
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GLuint rbo = sys->createOpenGLContext();
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notifyContextCreate(OpenGL::kContextGLES2,
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new OpenGL::RenderbufferTarget(rbo),
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OpenGL::Texture::getRGBAPixelFormat(),
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OpenGL::Texture::getRGBAPixelFormat());
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handleResize(sys->getScreenWidth(), sys->getScreenHeight());
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_old_touch_mode = kTouchModeTouchpad;
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// not in 3D, not in GUI
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sys->applyTouchSettings(false, false);
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}
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void iOSGraphicsManager::deinitSurface() {
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notifyContextDestroy();
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dynamic_cast<OSystem_iOS7 *>(g_system)->destroyOpenGLContext();
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}
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void iOSGraphicsManager::notifyResize(const int width, const int height) {
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handleResize(width, height);
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}
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bool iOSGraphicsManager::loadVideoMode(uint requestedWidth, uint requestedHeight, bool resizable, int antialiasing) {
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// As GLES2 provides FBO, OpenGL graphics manager must ask us for a resizable surface
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assert(resizable);
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if (antialiasing != 0) {
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warning("Requesting antialiased video mode while not available");
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}
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/* The iOS and tvOS video modes are always full screen */
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return true;
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}
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void iOSGraphicsManager::showOverlay(bool inGUI) {
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if (_overlayVisible && inGUI == _overlayInGUI)
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return;
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// Don't change touch mode when not changing mouse coordinates
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if (inGUI) {
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_old_touch_mode = dynamic_cast<OSystem_iOS7 *>(g_system)->getCurrentTouchMode();
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// not in 3D, in overlay
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dynamic_cast<OSystem_iOS7 *>(g_system)->applyTouchSettings(false, true);
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} else if (_overlayInGUI) {
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// Restore touch mode active before overlay was shown
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dynamic_cast<OSystem_iOS7 *>(g_system)->setCurrentTouchMode(static_cast<TouchMode>(_old_touch_mode));
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}
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OpenGL::OpenGLGraphicsManager::showOverlay(inGUI);
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}
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void iOSGraphicsManager::hideOverlay() {
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if (_overlayInGUI) {
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// Restore touch mode active before overlay was shown
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dynamic_cast<OSystem_iOS7 *>(g_system)->setCurrentTouchMode(static_cast<TouchMode>(_old_touch_mode));
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}
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OpenGL::OpenGLGraphicsManager::hideOverlay();
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}
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float iOSGraphicsManager::getHiDPIScreenFactor() const {
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return dynamic_cast<OSystem_iOS7 *>(g_system)->getSystemHiDPIScreenFactor();
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}
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void iOSGraphicsManager::refreshScreen() {
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dynamic_cast<OSystem_iOS7 *>(g_system)->refreshScreen();
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}
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bool iOSGraphicsManager::notifyMousePosition(Common::Point &mouse) {
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mouse.x = CLIP<int16>(mouse.x, _activeArea.drawRect.left, _activeArea.drawRect.right);
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mouse.y = CLIP<int16>(mouse.y, _activeArea.drawRect.top, _activeArea.drawRect.bottom);
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setMousePosition(mouse.x, mouse.y);
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mouse = convertWindowToVirtual(mouse.x, mouse.y);
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return true;
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}
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