Mercurial > projects > openmelee
annotate ship.d @ 17:82efafc87d54
fixed camera zoom
| author | zzzzrrr <mason.green@gmail.com> |
|---|---|
| date | Tue, 24 Mar 2009 16:47:42 -0400 |
| parents | 8e6a9e390cba |
| children |
| rev | line source |
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| 0 | 1 /* |
| 2 * Copyright (c) 2009, Mason Green (zzzzrrr) | |
| 8 | 3 * http://www.dsource.org/projects/openmelee |
| 0 | 4 * |
| 5 * All rights reserved. | |
| 6 * | |
| 7 * Redistribution and use in source and binary forms, with or without modification, | |
| 8 * are permitted provided that the following conditions are met: | |
| 9 * | |
| 10 * * Redistributions of source code must retain the above copyright notice, | |
| 11 * this list of conditions and the following disclaimer. | |
| 12 * * Redistributions in binary form must reproduce the above copyright notice, | |
| 13 * this list of conditions and the following disclaimer in the documentation | |
| 14 * and/or other materials provided with the distribution. | |
| 15 * * Neither the name of the polygonal nor the names of its contributors may be | |
| 16 * used to endorse or promote products derived from this software without specific | |
| 17 * prior written permission. | |
| 18 * | |
| 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
| 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 */ | |
| 2 | 31 module openmelee.ship; |
| 0 | 32 |
| 33 import tango.io.Stdout: Stdout; | |
| 34 | |
| 35 import tango.util.container.LinkedList : LinkedList; | |
| 36 import blaze.dynamics.bzBody : bzBody; | |
| 37 import blaze.collision.shapes.bzShape : bzShape; | |
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38 import blaze.common.bzMath: bzVec2, bzCross, bzClamp; |
| 6 | 39 import blaze.bzWorld : bzWorld; |
| 40 import blaze.dynamics.forces.bzAttractor: bzAttractor; | |
| 0 | 41 |
| 42 alias LinkedList!(bzShape) ShapeList; | |
| 43 | |
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44 struct State |
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45 { |
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46 bzVec2 position; |
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47 bzVec2 velocity; |
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48 bzVec2 up; |
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49 bzVec2 side; |
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50 bzVec2 forward; |
| 12 | 51 bzVec2 target; |
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52 float speed = 0; |
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53 float maxForce = 0; |
| 13 | 54 bool turn; |
| 55 | |
| 56 float enemyAngle; | |
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57 |
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58 bzVec2 predictFuturePosition(float dt) { |
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59 return (position + velocity * dt); |
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60 } |
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61 } |
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62 |
| 0 | 63 abstract class Ship |
| 64 { | |
| 6 | 65 bzWorld world; |
| 0 | 66 bzBody rBody; |
| 67 ShapeList shapes; | |
| 68 bzVec2 engineForce; | |
| 69 bzVec2 turnForce; | |
| 70 bzVec2 leftTurnPoint; | |
| 71 bzVec2 rightTurnPoint; | |
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72 State state; |
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73 |
| 15 | 74 float battery; |
| 75 float crew; | |
| 76 | |
| 77 float maxLinVel = 50; | |
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78 float maxAngVel = 2; |
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79 |
| 6 | 80 this(bzWorld world) { |
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81 |
| 6 | 82 this.world = world; |
| 0 | 83 shapes = new ShapeList; |
| 84 } | |
| 85 | |
| 86 void thrust() { | |
| 87 rBody.force += engineForce.rotate(rBody.angle); | |
| 88 } | |
| 89 | |
| 5 | 90 void turnLeft() { |
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91 |
| 5 | 92 rBody.torque += bzCross(leftTurnPoint.rotate(rBody.angle), |
| 0 | 93 turnForce.rotate(rBody.angle)); |
| 5 | 94 } |
| 95 | |
| 96 void turnRight() { | |
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97 |
| 5 | 98 rBody.torque += bzCross(rightTurnPoint.rotate(rBody.angle), |
| 0 | 99 turnForce.rotate(rBody.angle)); |
| 100 } | |
| 6 | 101 |
| 14 | 102 void setPlanetGravity() { |
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103 float minRadius = 0.1; |
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104 float maxRadius = 10; |
| 15 | 105 float strength = 4.0; |
| 6 | 106 bzVec2 center = bzVec2(0,0); |
| 107 auto attractor = new bzAttractor(rBody, center, strength, minRadius, maxRadius); | |
| 108 world.addForce(attractor); | |
| 109 } | |
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110 |
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111 void limitVelocity() { |
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112 float vx = rBody.linearVelocity.x; |
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113 float vy = rBody.linearVelocity.y; |
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114 float av = rBody.angularVelocity; |
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115 rBody.linearVelocity.x = bzClamp(vx, -maxLinVel, maxLinVel); |
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116 rBody.linearVelocity.y = bzClamp(vy, -maxLinVel, maxLinVel); |
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117 rBody.angularVelocity = bzClamp(av, -maxAngVel, maxAngVel); |
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118 } |
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119 |
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120 void updateState() { |
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121 state.velocity = rBody.linearVelocity; |
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122 state.speed = state.velocity.length; |
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123 state.position = rBody.position; |
| 17 | 124 state.forward = engineForce.rotate(rBody.angle); |
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125 } |
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126 |
| 0 | 127 } |