X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2F3dengfx%2Fsrc%2Fgfx%2Fcontroller.hpp;fp=src%2F3dengfx%2Fsrc%2Fgfx%2Fcontroller.hpp;h=541d876efb7f1441a77bf883fbeb0e694f83aeb1;hb=6e23259dbabaeb1711a2a5ca25b9cb421f693759;hp=0000000000000000000000000000000000000000;hpb=fe068fa879814784c45e0cb2e65dac489e8f5594;p=summerhack

diff --git a/src/3dengfx/src/gfx/controller.hpp b/src/3dengfx/src/gfx/controller.hpp
new file mode 100644
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+++ b/src/3dengfx/src/gfx/controller.hpp
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+/*
+This file is part of the graphics core library.
+
+Copyright (c) 2004, 2005 John Tsiombikas <nuclear@siggraph.org>
+
+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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+/* motion controllers (part of the animation system)
+ *
+ * Author: John Tsiombikas 2004
+ */
+
+#ifndef _CONTROLLER_HPP_
+#define _CONTROLLER_HPP_
+
+#include "curves.hpp"
+#include "timeline.hpp"
+
+enum ControllerClass {CTRL_CURVE, CTRL_SIN, CTRL_COS, CTRL_LIN};
+
+enum {
+	CTRL_X		= 1,	// 0001
+	CTRL_Y		= 2,	// 0010
+	CTRL_Z		= 4,	// 0100
+	CTRL_XY		= 3,	// 0011
+	CTRL_YZ		= 6,	// 0110
+	CTRL_XZ 	= 5,	// 0101
+	CTRL_XYZ	= 7		// 0111
+};
+	
+
+class MotionController {
+private:
+	Curve *curve;
+
+	// parameters for the sinusoidal controller
+	scalar_t freq, ampl, phase;
+	scalar_t (*freq_func)(scalar_t);
+	scalar_t (*ampl_func)(scalar_t);
+
+	// parameters for the linear controller
+	Vector3 orig, slope;
+	
+	unsigned long start_time, end_time;
+	
+	TimelineMode time_mode;
+	ControllerClass ctrl_type;
+	unsigned int axis_flags;
+	
+public:
+	MotionController(ControllerClass ctype = CTRL_CURVE, TimelineMode mode = TIME_CLAMP);
+	MotionController(Curve *curve, unsigned long start, unsigned long end, TimelineMode mode = TIME_CLAMP);
+	
+	void set_curve(Curve *curve);
+	void set_sin_func(scalar_t freq, scalar_t ampl, scalar_t phase = 0.0f);
+	void set_sin_func(scalar_t (*freq_func)(scalar_t), scalar_t(*ampl_func)(scalar_t));
+	
+	void set_origin(scalar_t orig);
+	void set_origin(const Vector3 &orig_vec);
+	void set_slope(scalar_t slope);
+	void set_slope(const Vector3 &slope_vec);
+	
+	void set_timing(unsigned long start, unsigned long end);
+	void set_timeline_mode(TimelineMode tmode);
+	void set_controller_type(ControllerClass ctype);
+	void set_control_axis(unsigned int axis_flags);
+	
+	Curve *get_curve();
+	unsigned long get_start_time() const;
+	unsigned long get_end_time() const;
+	TimelineMode get_timeline_mode() const;
+	unsigned int get_control_axis() const;
+	
+	Vector3 operator ()(unsigned long time) const;
+};
+	
+
+#endif	// _CONTROLLER_HPP_