Initial commit

backends/graphics/opendingux/opendingux-graphics.cpp

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+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "backends/graphics/opendingux/opendingux-graphics.h"
+
+void OpenDinguxGraphicsManager::initGraphicsSurface() {
+#ifdef RS90
+	Uint32 flags = SDL_HWSURFACE | SDL_HWPALETTE | SDL_DOUBLEBUF;
+	int bpp = 8;
+#else
+	Uint32 flags = SDL_SWSURFACE | SDL_FULLSCREEN;
+	int bpp = 16;
+#endif
+	_hwScreen = SDL_SetVideoMode(_videoMode.hardwareWidth, _videoMode.hardwareHeight, bpp, flags);
+	_isDoubleBuf = flags & SDL_DOUBLEBUF;
+	_isHwPalette = flags & SDL_HWPALETTE;
+}
+
+void OpenDinguxGraphicsManager::getDefaultResolution(uint &w, uint &h) {
+#ifdef RS90
+	SDL_PixelFormat p;
+	p.BitsPerPixel = 16;
+	p.BytesPerPixel = 2;
+	p.Rloss = 3;
+	p.Gloss = 2;
+	p.Bloss = 3;
+	p.Rshift = 11;
+	p.Gshift = 5;
+	p.Bshift = 0;
+	p.Rmask = 0xf800;
+	p.Gmask = 0x07e0;
+	p.Bmask = 0x001f;
+	p.colorkey = 0;
+	p.alpha = 0;
+	// Only native screen resolution is supported in RGB565 fullscreen hwsurface.
+	SDL_Rect const* const*availableModes = SDL_ListModes(&p, SDL_FULLSCREEN|SDL_HWSURFACE);
+	w = availableModes[0]->w;
+	h = availableModes[0]->h;
+	// Request 320x200 for the RG99, to let the software aspect correction kick in
+	if ( w == 320 && h == 480 ) h = 200;
+#else
+	w = 320;
+	h = 200;
+#endif
+}

backends/graphics/opendingux/opendingux-graphics.h

@@ -0,0 +1,35 @@
+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef BACKENDS_GRAPHICS_OPENDINGUX_H
+#define BACKENDS_GRAPHICS_OPENDINGUX_H
+
+#include "backends/graphics/surfacesdl/surfacesdl-graphics.h"
+
+class OpenDinguxGraphicsManager : public SurfaceSdlGraphicsManager {
+public:
+	OpenDinguxGraphicsManager(SdlEventSource *sdlEventSource, SdlWindow *window) : SurfaceSdlGraphicsManager(sdlEventSource, window) {}
+
+	void initGraphicsSurface() override;
+	void getDefaultResolution(uint &w, uint &h) override;
+};
+
+#endif /* BACKENDS_GRAPHICS_OPENDINGUX_H */