GRAPHICS: Add a MaterialManager for Ogre

src/graphics/Makefile.am

@@ -15,6 +15,7 @@ noinst_HEADERS = \
                  renderer.h \
                  yuv_to_rgb.h \
                  textureman.h \
+                 materialman.h \
                  cursor.h \
                  cursorman.h \
                  $(EMPTY)
@@ -24,6 +25,7 @@ libgraphics_la_SOURCES = \
                          renderer.cpp \
                          yuv_to_rgb.cpp \
                          textureman.cpp \
+                         materialman.cpp \
                          cursor.cpp \
                          cursorman.cpp \
                          $(EMPTY)

src/graphics/materialman.cpp

@@ -0,0 +1,129 @@
+/* xoreos - A reimplementation of BioWare's Aurora engine
+ *
+ * xoreos is the legal property of its developers, whose names can be
+ * found in the AUTHORS 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ *
+ * The Infinity, Aurora, Odyssey, Eclipse and Lycium engines, Copyright (c) BioWare corp.
+ * The Electron engine, Copyright (c) Obsidian Entertainment and BioWare corp.
+ */
+
+/** @file graphics/materialman.cpp
+ *  A material manager.
+ */
+
+
+#include <OgreMaterialManager.h>
+#include <OgreTechnique.h>
+#include <OgrePass.h>
+
+#include "common/ustring.h"
+#include "common/error.h"
+#include "common/threads.h"
+
+#include "graphics/textureman.h"
+#include "graphics/materialman.h"
+
+#include "events/requests.h"
+
+DECLARE_SINGLETON(Graphics::MaterialManager)
+
+namespace Graphics {
+
+MaterialManager::MaterialManager() {
+}
+
+MaterialManager::~MaterialManager() {
+}
+
+Ogre::MaterialPtr MaterialManager::get(const Common::UString &name) {
+	if (!Common::isMainThread()) {
+		Events::MainThreadFunctor<Ogre::MaterialPtr> functor(boost::bind(&MaterialManager::get, this, name));
+
+		return RequestMan.callInMainThread(functor);
+	}
+
+	Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName(name.c_str());
+	if (!material.isNull())
+		return material;
+
+	try {
+		material = create(name);
+	} catch (Common::Exception &e) {
+		e.add("Failed to load material \"%s\"", name.c_str());
+		throw;
+	}
+
+	return material;
+}
+
+Ogre::MaterialPtr MaterialManager::create(const Common::UString &name) {
+	Ogre::MaterialPtr material((Ogre::Material *) 0);
+
+	try {
+		Ogre::TexturePtr texture = TextureMan.get(name);
+
+		material = Ogre::MaterialManager::getSingleton().create(name.c_str(), "General");
+
+		Ogre::TextureUnitState *texState = material->getTechnique(0)->getPass(0)->createTextureUnitState();
+
+		texState->setTexture(texture);
+		texState->setTextureAddressingMode(Ogre::TextureUnitState::TAM_WRAP);
+
+		if (texture->hasAlpha())
+			material->getTechnique(0)->getPass(0)->setSceneBlending(Ogre::SBT_TRANSPARENT_ALPHA);
+		else
+			material->getTechnique(0)->getPass(0)->setSceneBlending(Ogre::SBT_REPLACE);
+
+	} catch (std::exception &e) {
+		throw Common::Exception("%s", e.what());
+	}
+
+	return material;
+}
+
+Ogre::MaterialPtr MaterialManager::getInvisible() {
+	Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName("xoreos-invisible");
+	if (!material.isNull())
+		return material;
+
+	material = Ogre::MaterialManager::getSingleton().create("xoreos/invisible", "General");
+
+	material->getTechnique(0)->getPass(0)->setDepthWriteEnabled(false);
+	material->getTechnique(0)->getPass(0)->setColourWriteEnabled(false);
+
+	return material;
+}
+
+Ogre::MaterialPtr MaterialManager::getBlack() {
+	Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName("xoreos-invisible");
+	if (!material.isNull())
+		return material;
+
+	material = Ogre::MaterialManager::getSingleton().create("xoreos/invisible", "General");
+
+	material->getTechnique(0)->getPass(0)->setAmbient(0.0, 0.0, 0.0);
+	material->getTechnique(0)->getPass(0)->setDiffuse(0.0, 0.0, 0.0, 1.0);
+	material->getTechnique(0)->getPass(0)->setSpecular(0.0, 0.0, 0.0, 1.0);
+	material->getTechnique(0)->getPass(0)->setShininess(0.0);
+	material->getTechnique(0)->getPass(0)->setSelfIllumination(0.0, 0.0, 0.0);
+
+	return material;
+}
+
+} // End of namespace Graphics

src/graphics/materialman.h

@@ -0,0 +1,61 @@
+/* xoreos - A reimplementation of BioWare's Aurora engine
+ *
+ * xoreos is the legal property of its developers, whose names can be
+ * found in the AUTHORS 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ *
+ * The Infinity, Aurora, Odyssey, Eclipse and Lycium engines, Copyright (c) BioWare corp.
+ * The Electron engine, Copyright (c) Obsidian Entertainment and BioWare corp.
+ */
+
+/** @file graphics/materialman.h
+ *  A material manager.
+ */
+
+#ifndef GRAPHICS_MATERIALMAN_H
+#define GRAPHICS_MATERIALMAN_H
+
+#include <OgrePrerequisites.h>
+#include <OgreMaterial.h>
+
+#include "common/singleton.h"
+
+namespace Graphics {
+
+/** The global material manager. */
+class MaterialManager : public Common::Singleton<MaterialManager> {
+public:
+	MaterialManager();
+	~MaterialManager();
+
+	/** Get/Load a material with a single texture. */
+	Ogre::MaterialPtr get(const Common::UString &name);
+
+	Ogre::MaterialPtr getInvisible();
+	Ogre::MaterialPtr getBlack();
+
+private:
+	Ogre::MaterialPtr create(const Common::UString &name);
+};
+
+} // End of namespace Graphics
+
+/** Shortcut for accessing the material manager. */
+#define MaterialMan Graphics::MaterialManager::instance()
+
+#endif // GRAPHICS_MATERIALMAN_H

src/xoreos.cpp

@@ -47,6 +47,7 @@
 #include "graphics/graphics.h"
 #include "graphics/cursorman.h"
 #include "graphics/textureman.h"
+#include "graphics/materialman.h"
 
 #include "sound/sound.h"
 
@@ -268,6 +269,7 @@ void deinit() {
 	// Destroy global singletons
 	Graphics::CursorManager::destroy();
 	Graphics::TextureManager::destroy();
+	Graphics::MaterialManager::destroy();
 
 	Aurora::TalkManager::destroy();
 	Aurora::TwoDARegistry::destroy();