OOTrumble.h

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/*
 
OOTrumble.h
 
Implements cute, fuzzy trumbles.
 
Oolite
Copyright (C) 2004-2013 Giles C Williams and contributors
 
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., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
 
*/
 
#import <Foundation/Foundation.h>
#import "OOOpenGL.h"
 
 
@class PlayerEntity, AI, OOSound, OOTexture;
 
#define TRUMBLE_MAX_ROTATION                15.0
#define TRUMBLE_MAX_ROTATIONAL_VELOCITY     5.0
 
#define TRUMBLE_GROWTH_RATE                 0.01
 
enum trumble_animation
{
    TRUMBLE_ANIM_NONE = 0,
    TRUMBLE_ANIM_IDLE,
    TRUMBLE_ANIM_BLINK,
    TRUMBLE_ANIM_SNARL,
    TRUMBLE_ANIM_PROOT,
    TRUMBLE_ANIM_SHUDDER,
    TRUMBLE_ANIM_STONED,
    TRUMBLE_ANIM_SPAWN,
    TRUMBLE_ANIM_SLEEP,
    TRUMBLE_ANIM_DIE
};
 
enum trumble_eyes
{
    TRUMBLE_EYES_NONE = 0,
    TRUMBLE_EYES_OPEN,
    TRUMBLE_EYES_SHUT,
    TRUMBLE_EYES_WIDE
};
 
enum trumble_mouth
{
    TRUMBLE_MOUTH_NONE = 0,
    TRUMBLE_MOUTH_POUT,
    TRUMBLE_MOUTH_GROWL,
    TRUMBLE_MOUTH_SNARL,
    TRUMBLE_MOUTH_NORMAL
};
 
 
@interface OOTrumble: NSObject
{
@private
    PlayerEntity            *player;    // owning entity (not retained)
    //
    unichar                 digram[2];  // seed for pseudo-randomly setting up Trumble (pair of characters)
    //
    GLfloat                 colorBase[4];   // color of Trumble
    GLfloat                 colorPoint1[4]; // color of Trumble (variation 1)
    GLfloat                 colorPoint2[4]; // color of Trumble (variation 2)
    GLfloat                 colorEyes[4];   // color of Trumble (eye color)
    GLfloat                 *pointColor[6]; // pointscheme
    //
    GLfloat                 hunger;     // behaviour modifier 0.0 (satiated) to 1.0 (starving)
    GLfloat                 discomfort; // behaviour modifier 0.0 (very happy) to 1.0 (extremely uncomfortable)
    //
    GLfloat                 size;           // 0.0 -> max_size
    GLfloat                 max_size;       // 0.90 -> 1.25
    GLfloat                 growth_rate;    // diff to size per sec.
    //
    GLfloat                 rotation;   // CW rotation in radians (starts at 0.0)
    GLfloat                 rotational_velocity;    // +r (radians/sec)
    //
    NSPoint                 position;   // x, y onscreen relative to center of screen
    NSPoint                 movement;   // +x, +y (screen units / sec)
    //
    NSPoint                 eye_position;   // current position of eyes relative to their starting position
    NSPoint                 mouth_position; // current position of eyes relative to their starting position
    //
    double                  animationTime;  // set to 0.0 at start of current animation
    double                  animationDuration;  // set to 0.0 at start of current animation
    //
    enum trumble_animation  animation;      // current animation sequence
    enum trumble_animation  nextAnimation;  // next animation sequence
    //
    int                     animationStage; // sub-sequence within animation
    //
    enum trumble_mouth      mouthFrame; // which mouth position - determines what part of the texture to display
    enum trumble_eyes       eyeFrame;   // which eye position - determines what part of the texture to display
    //
    OOTexture               *texture;
    //
    GLfloat                 saved_float1, saved_float2;
    //
    BOOL                    readyToSpawn;
}
 
- (id) initForPlayer:(PlayerEntity *)p1;
- (id) initForPlayer:(PlayerEntity *)p1 digram:(NSString*) digramString;
 
- (void) setupForPlayer:(PlayerEntity *)p1 digram:(NSString*) digramString;
 
- (void) spawnFrom:(OOTrumble *)parentTrumble;
 
- (void) calcGrowthRate;
 
- (unichar *)   digram;
- (NSPoint)     position;
- (NSPoint)     movement;
- (GLfloat)     rotation;
- (GLfloat)     size;
- (GLfloat)     hunger;
- (GLfloat)     discomfort;
 
// AI methods here
- (void) actionIdle;
- (void) actionBlink;
- (void) actionSnarl;
- (void) actionProot;
- (void) actionShudder;
- (void) actionStoned;
- (void) actionPop;
- (void) actionSleep;
- (void) actionSpawn;
 
- (void) randomizeMotionX;
- (void) randomizeMotionY;
 
- (void) drawTrumble:(double) z;
- (void) updateTrumble:(double) delta_t;
 
- (void) updateIdle:(double) delta_t;
- (void) updateBlink:(double) delta_t;
- (void) updateSnarl:(double) delta_t;
- (void) updateProot:(double) delta_t;
- (void) updateShudder:(double) delta_t;
- (void) updateStoned:(double) delta_t;
- (void) updatePop:(double) delta_t;
- (void) updateSleep:(double) delta_t;
- (void) updateSpawn:(double) delta_t;
 
- (NSDictionary *)dictionary;
- (void) setFromDictionary:(NSDictionary *)dict;
 
@end