Mercurial > projects > openmelee
annotate ships/ship.d @ 30:1cd0d4c7258e
misc changes
| author | zzzzrrr <mason.green@gmail.com> |
|---|---|
| date | Mon, 30 Mar 2009 16:16:58 -0400 |
| parents | da11cc30423f |
| children | 741313c302ed |
| rev | line source |
|---|---|
| 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 */ | |
| 18 | 31 module openmelee.ships.ship; |
| 0 | 32 |
| 33 import tango.io.Stdout: Stdout; | |
| 26 | 34 import tango.math.Math : PI; |
| 0 | 35 |
| 36 import tango.util.container.LinkedList : LinkedList; | |
| 37 import blaze.dynamics.bzBody : bzBody; | |
| 26 | 38 import blaze.collision.shapes.bzShape : bzShape, bzShapeDef, bzMassData; |
| 39 import blaze.collision.shapes.bzShapeType; | |
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40 import blaze.common.bzMath: bzVec2, bzCross, bzClamp; |
| 6 | 41 import blaze.bzWorld : bzWorld; |
| 42 import blaze.dynamics.forces.bzAttractor: bzAttractor; | |
| 26 | 43 import blaze.dynamics.bzBodyDef : bzBodyDef; |
| 44 import blaze.collision.shapes.bzPolygon : bzPolyDef, bzPolygon; | |
| 45 import blaze.collision.shapes.bzCircle : bzCircleDef; | |
| 0 | 46 |
| 30 | 47 import openmelee.ai.utilities : randomRange; |
| 48 //import openmelee.test.wrap; | |
| 0 | 49 |
| 30 | 50 alias LinkedList!(bzShape) ShapeList; |
| 26 | 51 |
| 24 | 52 struct State |
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53 { |
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54 bzVec2 position; |
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55 bzVec2 velocity; |
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56 bzVec2 up; |
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57 bzVec2 side; |
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58 bzVec2 forward; |
| 12 | 59 bzVec2 target; |
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60 float speed = 0; |
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61 float maxForce = 0; |
| 13 | 62 bool turn; |
| 22 | 63 float radius = 0.0f; |
| 64 float enemyAngle = 0.0f; | |
| 65 bzVec2 avoid; | |
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66 |
| 24 | 67 Ship enemy; |
| 68 | |
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69 bzVec2 predictFuturePosition(float dt) { |
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70 return (position + velocity * dt); |
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71 } |
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72 } |
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73 |
| 0 | 74 abstract class Ship |
| 75 { | |
| 6 | 76 bzWorld world; |
| 0 | 77 bzBody rBody; |
| 78 ShapeList shapes; | |
| 79 bzVec2 engineForce; | |
| 80 bzVec2 turnForce; | |
| 81 bzVec2 leftTurnPoint; | |
| 82 bzVec2 rightTurnPoint; | |
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83 State state; |
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84 |
| 22 | 85 float battery = 0.0f; |
| 86 float crew = 0.0f; | |
| 15 | 87 |
| 88 float maxLinVel = 50; | |
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89 float maxAngVel = 2; |
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90 |
| 6 | 91 this(bzWorld world) { |
| 92 this.world = world; | |
| 0 | 93 shapes = new ShapeList; |
| 94 } | |
| 95 | |
| 96 void thrust() { | |
| 97 rBody.force += engineForce.rotate(rBody.angle); | |
| 98 } | |
| 99 | |
| 5 | 100 void turnLeft() { |
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101 |
| 5 | 102 rBody.torque += bzCross(leftTurnPoint.rotate(rBody.angle), |
| 0 | 103 turnForce.rotate(rBody.angle)); |
| 5 | 104 } |
| 105 | |
| 106 void turnRight() { | |
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107 |
| 5 | 108 rBody.torque += bzCross(rightTurnPoint.rotate(rBody.angle), |
| 0 | 109 turnForce.rotate(rBody.angle)); |
| 110 } | |
| 6 | 111 |
| 14 | 112 void setPlanetGravity() { |
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113 float minRadius = 0.1; |
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114 float maxRadius = 10; |
| 26 | 115 float strength = 0.75; |
| 6 | 116 bzVec2 center = bzVec2(0,0); |
| 117 auto attractor = new bzAttractor(rBody, center, strength, minRadius, maxRadius); | |
| 118 world.addForce(attractor); | |
| 119 } | |
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120 |
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121 void limitVelocity() { |
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122 float vx = rBody.linearVelocity.x; |
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123 float vy = rBody.linearVelocity.y; |
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124 float av = rBody.angularVelocity; |
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125 rBody.linearVelocity.x = bzClamp(vx, -maxLinVel, maxLinVel); |
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126 rBody.linearVelocity.y = bzClamp(vy, -maxLinVel, maxLinVel); |
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127 rBody.angularVelocity = bzClamp(av, -maxAngVel, maxAngVel); |
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128 } |
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129 |
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130 void updateState() { |
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131 state.velocity = rBody.linearVelocity; |
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132 state.speed = state.velocity.length; |
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133 state.position = rBody.position; |
| 17 | 134 state.forward = engineForce.rotate(rBody.angle); |
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135 } |
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136 |
| 22 | 137 void calcRadius() { |
| 138 for (bzShape s = rBody.shapeList; s; s = s.next) { | |
| 139 if(s.sweepRadius > state.radius) { | |
| 140 state.radius = s.sweepRadius; | |
| 141 } | |
| 142 } | |
| 143 } | |
| 26 | 144 |
| 145 void explode() { | |
| 146 for(bzShape shape = rBody.shapeList; shape; shape = shape.next) { | |
| 147 auto bodyDef = new bzBodyDef; | |
| 148 switch(shape.type) { | |
| 149 case bzShapeType.POLYGON: | |
| 150 auto s = cast(bzPolygon) shape; | |
| 151 auto shapeDef = new bzPolyDef; | |
| 152 shapeDef.vertices = s.vertices; | |
| 153 shapeDef.density = s.density; | |
| 154 bodyDef.position = s.worldCenter; | |
| 155 bodyDef.angle = randomRange(-PI, PI); | |
| 156 bodyDef.allowFreeze = false; | |
| 157 bodyDef.allowSleep = false; | |
| 158 auto shrapnel = world.createBody(bodyDef); | |
| 159 shrapnel.createShape(shapeDef); | |
| 160 bzMassData massData; | |
| 161 massData.mass = 5.0f; | |
| 162 shrapnel.setMass(massData); | |
| 163 float x = randomRange(-300, 300); | |
| 164 float y = randomRange(-300, 300); | |
| 165 shrapnel.linearVelocity = bzVec2(x, y); | |
| 166 break; | |
| 167 default: | |
| 168 break; | |
| 169 } | |
| 170 } | |
| 171 } | |
| 172 | |
| 0 | 173 } |