1 /*
2  * Kuklomenos
3  * Copyright (C) 2008-2009 Martin Bays <mbays@sdf.lonestar.org>
4  *
5  * This program is free software: you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation, either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program.  If not, see http://www.gnu.org/licenses/.
17  */
18 
19 #include <algorithm>
20 
21 #include "player.h"
22 #include "gfx.h"
23 #include "geom.h"
24 
Player()25 Player::Player() :
26     shootCoolrate(10), shootHeat(0), shootMaxHeat(32000), shield(0),
27     aim(0,50), shootTimer(0), podTimer(0),
28     score(0), doneLaunchedPod(false), dead(false)
29 {}
30 
31 /* returns angle used for the standard deviation of the gaussian noise applied
32  * to shots:
33  */
aimAccuracy()34 float Player::aimAccuracy()
35 {
36     return 0.2*(AIM_MIN*AIM_MIN)/(aim.dist * aim.dist);
37 }
38 
draw(SDL_Surface * surface,const View & view,View * boundView,bool noAA)39 void Player::draw(SDL_Surface* surface, const View& view, View* boundView,
40 	bool noAA)
41 {
42     for (int i = 0; i < 4; i++)
43 	if (shield > i)
44 	{
45 	    const float r = 4+3*i;
46 	    const Uint32 baseColour =
47 		(i == 0) ? 0x01000000 :
48 		(i == 1) ? 0x01010000 :
49 		(i == 2) ? 0x00010000 :
50 		0x00010100;
51 	    const Uint32 colour =
52 		baseColour*(55 + std::min(200, (int)(200*shield)-200*i))
53 		+ 0x000000ff;
54 	    Circle(ARENA_CENTRE, r, colour).draw(surface, view, boundView,
55 		    noAA);
56 	}
57 }
58 
update(int time,bool superShield)59 void Player::update(int time, bool superShield)
60 {
61     if (!dead && shootHeat == 0)
62     {
63 	const double shieldRateMult = superShield ? 2.5 : 1.0;
64 	if (shield < 1)
65 	    shield += time*0.0001*shieldRateMult;
66 	else if (shield < 2)
67 	    shield += time*0.00005*shieldRateMult;
68 	else if (shield < 3)
69 	    shield += time*0.000025*shieldRateMult;
70 	else if (shield < 4)
71 	    shield = std::min(4.0, shield + time*0.0000125*shieldRateMult);
72     }
73 
74     shootHeat = std::max(0, shootHeat - shootCoolrate*time);
75 }
76 
radius()77 float Player::radius()
78 {
79     return 4 + 3*((int)floor(shield)+1);
80 }
81