OgrePredefinedControllers.h
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1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of OGRE
4  (Object-oriented Graphics Rendering Engine)
5 For the latest info, see http://www.ogre3d.org/
6 
7 Copyright (c) 2000-2013 Torus Knot Software Ltd
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
11 in the Software without restriction, including without limitation the rights
12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 copies of the Software, and to permit persons to whom the Software is
14 furnished to do so, subject to the following conditions:
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16 The above copyright notice and this permission notice shall be included in
17 all copies or substantial portions of the Software.
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19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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26 -----------------------------------------------------------------------------
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28 #ifndef __PredefinedControllers_H__
29 #define __PredefinedControllers_H__
30 
31 #include "OgrePrerequisites.h"
32 
33 #include "OgreCommon.h"
34 #include "OgreController.h"
35 #include "OgreFrameListener.h"
36 #include "OgreGpuProgram.h"
37 #include "OgreHeaderPrefix.h"
38 
39 namespace Ogre {
40 
47  //-----------------------------------------------------------------------
48  // Controller Values
49  //-----------------------------------------------------------------------
53  {
54  protected:
59 
60  public:
62  bool frameEnded(const FrameEvent &evt);
63  bool frameStarted(const FrameEvent &evt);
64  Real getValue(void) const;
65  void setValue(Real value);
66  Real getTimeFactor(void) const;
67  void setTimeFactor(Real tf);
68  Real getFrameDelay(void) const;
69  void setFrameDelay(Real fd);
70  Real getElapsedTime(void) const;
71  void setElapsedTime(Real elapsedTime);
72  };
73 
74  //-----------------------------------------------------------------------
78  {
79  protected:
81  public:
83 
86  Real getValue(void) const;
89  void setValue(Real value);
90 
91  };
92  //-----------------------------------------------------------------------
102  {
103  protected:
104  bool mTransU, mTransV;
105  bool mScaleU, mScaleV;
106  bool mRotate;
108  public:
123  TexCoordModifierControllerValue(TextureUnitState* t, bool translateU = false, bool translateV = false,
124  bool scaleU = false, bool scaleV = false, bool rotate = false );
125 
126  Real getValue(void) const;
127  void setValue(Real value);
128 
129  };
130 
131  //-----------------------------------------------------------------------
145  {
146  protected:
150  size_t mParamIndex;
151  public:
159  size_t index );
160 
162 
163  Real getValue(void) const;
164  void setValue(Real value);
165 
166  };
167  //-----------------------------------------------------------------------
168  // Controller functions
169  //-----------------------------------------------------------------------
170 
175  {
176  public:
182  PassthroughControllerFunction(bool deltaInput = false);
183 
186  Real calculate(Real source);
187  };
188 
192  {
193  protected:
196  public:
203  AnimationControllerFunction(Real sequenceTime, Real timeOffset = 0.0f);
204 
207  Real calculate(Real source);
208 
210  void setTime(Real timeVal);
212  void setSequenceTime(Real seqVal);
213  };
214 
215  //-----------------------------------------------------------------------
219  {
220  protected:
222  public:
230  ScaleControllerFunction(Real scalefactor, bool deltaInput);
231 
234  Real calculate(Real source);
235 
236  };
237 
238  //-----------------------------------------------------------------------
259  {
260  protected:
267 
270 
271  public:
279  WaveformControllerFunction(WaveformType wType, Real base = 0, Real frequency = 1, Real phase = 0, Real amplitude = 1, bool deltaInput = true, Real dutyCycle = 0.5);
280 
283  Real calculate(Real source);
284 
285  };
286  //-----------------------------------------------------------------------
290 }
291 
292 #include "OgreHeaderSuffix.h"
293 
294 #endif
#define _OgreExport
Definition: OgrePlatform.h:257
Predefined controller function for dealing with animation.
Real calculate(Real source)
Overridden function.
void setSequenceTime(Real seqVal)
Set the sequence duration value manually.
AnimationControllerFunction(Real sequenceTime, Real timeOffset=0.0f)
Constructor.
void setTime(Real timeVal)
Set the time value manually.
Subclasses of this class are responsible for performing a function on an input value for a Controller...
Can either be used as an input or output value.
Predefined controller value for setting a single floating- point value in a constant parameter of a v...
FloatGpuParameterControllerValue(GpuProgramParametersSharedPtr params, size_t index)
Constructor.
GpuProgramParametersSharedPtr mParams
The parameters to access.
size_t mParamIndex
The index of the parameter to be read or set.
A interface class defining a listener which can be used to receive notifications of frame events.
Predefined controller value for getting the latest frame time.
bool frameStarted(const FrameEvent &evt)
Called when a frame is about to begin rendering.
void setElapsedTime(Real elapsedTime)
bool frameEnded(const FrameEvent &evt)
Called just after a frame has been rendered.
Real getElapsedTime(void) const
Real getTimeFactor(void) const
Real getFrameDelay(void) const
Predefined controller function which just passes through the original source directly to dest.
Real calculate(Real source)
Overridden function.
PassthroughControllerFunction(bool deltaInput=false)
Constructor.
Predefined controller function which simply scales an input to an output value.
ScaleControllerFunction(Real scalefactor, bool deltaInput)
Constructor, requires a scale factor.
Real calculate(Real source)
Overridden method.
Predefined controller value for getting / setting a texture coordinate modifications (scales and tran...
TexCoordModifierControllerValue(TextureUnitState *t, bool translateU=false, bool translateV=false, bool scaleU=false, bool scaleV=false, bool rotate=false)
Constructor.
Predefined controller value for getting / setting the frame number of a texture layer.
Real getValue(void) const
Gets the frame number as a parametric value in the range [0,1].
void setValue(Real value)
Sets the frame number as a parametric value in the range [0,1]; the actual frame number is (value * n...
TextureFrameControllerValue(TextureUnitState *t)
Class representing the state of a single texture unit during a Pass of a Technique,...
Predefined controller function based on a waveform.
WaveformControllerFunction(WaveformType wType, Real base=0, Real frequency=1, Real phase=0, Real amplitude=1, bool deltaInput=true, Real dutyCycle=0.5)
Default constructor, requires at least a wave type, other parameters can be defaulted unless required...
Real getAdjustedInput(Real input)
Overridden from ControllerFunction.
Real calculate(Real source)
Overridden function.
WaveformType
Enumerates the wave types usable with the Ogre engine.
Definition: OgreCommon.h:162
float Real
Software floating point type.
Struct containing information about a frame event.

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