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engines/grim/emi/animationemi.h

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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/>.
+ *
+ */
+
+#ifndef GRIM_ANIMATIONEMI_H
+#define GRIM_ANIMATIONEMI_H
+
+#include "common/str.h"
+
+#include "math/mathfwd.h"
+#include "math/quat.h"
+
+#include "engines/grim/animation.h"
+#include "engines/grim/object.h"
+#include "engines/grim/emi/skeleton.h"
+
+namespace Grim {
+
+struct AnimRotation {
+	Math::Quaternion _quat;
+	float _time;
+};
+
+struct AnimTranslation {
+	Math::Vector3d _vec;
+	float _time;
+};
+
+struct Bone {
+	Common::String _boneName;
+	int _operation;
+	int _priority;
+	int _c;
+	int _count;
+	AnimRotation *_rotations;
+	AnimTranslation *_translations;
+	Joint *_target;
+	Bone() : _rotations(NULL), _translations(NULL), _boneName(""), _operation(0), _target(NULL) {}
+	~Bone();
+	void loadBinary(Common::SeekableReadStream *data);
+};
+
+class AnimationEmi : public Object {
+	void loadAnimation(Common::SeekableReadStream *data);
+public:
+	Common::String _name;
+	Common::String _fname;
+	float _duration;
+	int _numBones;
+	Bone *_bones;
+	AnimationEmi(const Common::String &filename, Common::SeekableReadStream *data);
+	~AnimationEmi();
+
+	const Common::String &getFilename() const { return _fname; }
+};
+
+class AnimationStateEmi {
+public:
+	AnimationStateEmi(const Common::String &anim);
+	~AnimationStateEmi();
+
+	void update(uint time);
+	void computeWeights();
+	void animate();
+	void play();
+	void stop();
+	void setPaused(bool paused);
+	void setLooping(bool loop);
+	void setSkeleton(Skeleton *skel);
+	void fade(Animation::FadeMode mode, int fadeLength);
+	void advance(uint msecs);
+	void saveState(SaveGame *state);
+	void restoreState(SaveGame *state);
+
+private:
+	void activate();
+	void deactivate();
+
+	friend class Skeleton;
+
+	Skeleton *_skel;
+	ObjectPtr<AnimationEmi> _anim;
+	bool _looping;
+	bool _active;
+	bool _paused;
+	int _time;
+	float _fade;
+	float _startFade;
+	Animation::FadeMode _fadeMode;
+	int _fadeLength;
+	int *_boneJoints;
+};
+
+} // end of namespace Grim
+
+#endif