Mercurial > projects > openmelee
annotate render.d @ 17:82efafc87d54
fixed camera zoom
| author | zzzzrrr <mason.green@gmail.com> |
|---|---|
| date | Tue, 24 Mar 2009 16:47:42 -0400 |
| parents | af1e8620f027 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Copyright (c) 2009, Mason Green (zzzzrrr) | |
| 3 * Based on Box2D by Erin Catto, http://www.box2d.org | |
| 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.render; |
| 0 | 32 |
| 33 import xf.dog.Dog; | |
| 34 import xf.omg.core.LinearAlgebra; | |
| 35 import xf.hybrid.Event; | |
| 36 import xf.hybrid.Font; | |
| 37 | |
| 2 | 38 import openmelee.melee; |
| 0 | 39 |
|
7
2217fd1fe384
added angular and linear velocity limit
zzzzrrr <mason.green@gmail.com>
parents:
6
diff
changeset
|
40 // Water stuffs |
|
2217fd1fe384
added angular and linear velocity limit
zzzzrrr <mason.green@gmail.com>
parents:
6
diff
changeset
|
41 const MAX_CIRCLE_RES = 32; |
|
2217fd1fe384
added angular and linear velocity limit
zzzzrrr <mason.green@gmail.com>
parents:
6
diff
changeset
|
42 |
| 0 | 43 /// Color for drawing. Each value has the range [0,1]. |
| 44 struct Color { | |
| 45 static Color opCall(float r, float g, float b) | |
| 46 { | |
| 47 Color u; | |
| 48 u.r = r; | |
| 49 u.g = g; | |
| 50 u.b = b; | |
| 51 return u; | |
| 52 } | |
| 53 | |
| 54 float r = 0; | |
| 55 float g = 0; | |
| 56 float b = 0; | |
| 57 } | |
| 58 | |
| 59 class Render : Melee | |
| 60 { | |
| 61 | |
| 62 this(Settings *settings) { | |
| 63 | |
| 64 super(settings); | |
| 65 } | |
| 66 | |
| 67 void drawCircle(GL gl, vec2 center, float radius, bool water = false, float theta = float.nan) | |
| 68 { | |
| 69 int segs = cast(int)(radius) + 20; | |
| 70 if (segs > MAX_CIRCLE_RES) segs = MAX_CIRCLE_RES; | |
| 71 double coef = 2.0 * PI / segs; | |
| 72 | |
| 73 auto realTheta = (theta <>= 0 ? theta : 0); | |
| 74 if (water) { | |
| 75 gl.immediate(GL_TRIANGLE_FAN, | |
| 76 { | |
| 77 gl.Vertex2fv(center.ptr); | |
| 78 for (int n = 0; n <= segs; n++) { | |
| 79 double rads = n * coef; | |
| 80 gl.Vertex2f(radius * cos(rads + realTheta) + center.x, radius * sin(rads + realTheta) + center.y); | |
| 81 } | |
| 82 }); | |
| 83 } | |
| 84 | |
| 85 gl.immediate(GL_LINE_STRIP, | |
| 86 { | |
| 87 for (int n = 0; n <= segs; n++) { | |
| 88 double rads = n * coef; | |
| 89 gl.Vertex2f(radius * cos(rads + realTheta) + center.x, radius * sin(rads + realTheta) + center.y); | |
| 90 } | |
| 91 if (theta <>= 0) | |
| 92 gl.Vertex2fv(center.ptr); | |
| 93 }); | |
| 94 } | |
| 95 | |
| 96 void drawSolidCircle(GL gl, vec2 center, float radius, vec2 axis, Color color) | |
| 97 { | |
| 6 | 98 const k_segments = 25.0f; |
| 0 | 99 const k_increment = 2.0f * PI / k_segments; |
| 100 float theta = 0.0f; | |
| 101 gl.Enable(GL_BLEND); | |
| 102 gl.BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); | |
| 103 gl.Color4f(0.5f * color.r, 0.5f * color.g, 0.5f * color.b, 0.5f); | |
| 104 gl.Begin(GL_TRIANGLE_FAN); | |
| 105 for (int i = 0; i < k_segments; ++i) { | |
| 106 vec2 v = center + radius * vec2(cos(theta), sin(theta)); | |
| 107 gl.Vertex2f(v.x, v.y); | |
| 108 theta += k_increment; | |
| 109 } | |
| 110 gl.End(); | |
| 111 gl.Disable(GL_BLEND); | |
| 112 | |
| 113 theta = 0.0f; | |
| 114 gl.Color4f(color.r, color.g, color.b, 1.0f); | |
| 115 gl.Begin(GL_LINE_LOOP); | |
| 116 for (int i = 0; i < k_segments; ++i) { | |
| 117 vec2 v = center + radius * vec2(cos(theta), sin(theta)); | |
| 118 gl.Vertex2f(v.x, v.y); | |
| 119 theta += k_increment; | |
| 120 } | |
| 121 gl.End(); | |
| 122 | |
| 123 vec2 p = center + radius * axis; | |
| 124 gl.Begin(GL_LINES); | |
| 125 gl.Vertex2f(center.x, center.y); | |
| 126 gl.Vertex2f(p.x, p.y); | |
| 127 gl.End(); | |
| 128 } | |
| 129 | |
| 130 void drawPolygon(GL gl, vec2[] glVerts, Color color) | |
| 131 { | |
| 132 gl.Color3f(color.r, color.g, color.b); | |
| 133 gl.immediate(GL_LINE_LOOP, | |
| 134 { | |
| 135 foreach (v; glVerts) | |
| 136 gl.Vertex2fv(v.ptr); | |
| 137 }); | |
| 138 } | |
| 139 | |
| 140 void drawSolidPolygon(GL gl, vec2[] vertices, Color color) | |
| 141 { | |
| 142 gl.Enable(GL_BLEND); | |
| 143 gl.BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); | |
| 144 gl.Color4f(0.5f * color.r, 0.5f * color.g, 0.5f * color.b, 0.5f); | |
| 145 gl.Begin(GL_TRIANGLE_FAN); | |
| 146 for (int i = 0; i < vertices.length; ++i) { | |
| 147 gl.Vertex2f(vertices[i].x, vertices[i].y); | |
| 148 } | |
| 149 gl.End(); | |
| 150 gl.Disable(GL_BLEND); | |
| 151 | |
| 152 gl.Color4f(color.r, color.g, color.b, 1.0f); | |
| 153 gl.Begin(GL_LINE_LOOP); | |
| 154 for (int i = 0; i < vertices.length; ++i) { | |
| 155 gl.Vertex2f(vertices[i].x, vertices[i].y); | |
| 156 } | |
| 157 gl.End(); | |
| 158 } | |
| 159 | |
| 160 | |
| 161 void drawPoint(GL gl, vec2 p, float size, Color color) | |
| 162 { | |
| 163 gl.Color3f(color.r, color.g, color.b); | |
| 164 gl.PointSize(size); | |
| 165 gl.Begin(GL_POINTS); | |
| 166 gl.Vertex2f(p.x, p.y); | |
| 167 gl.End(); | |
| 168 gl.PointSize(1.0f); | |
| 169 } | |
| 170 | |
| 171 void drawSegment(GL gl, vec2 begin, vec2 end, Color color) | |
| 172 { | |
| 173 gl.Color3f(color.r, color.g, color.b); | |
| 174 gl.immediate(GL_LINES, | |
| 175 { | |
| 176 gl.Vertex2fv(begin.ptr); | |
| 177 gl.Vertex2fv(end.ptr); | |
| 178 }); | |
| 179 } | |
| 180 | |
| 181 // TODO: handle inequal radii correctly | |
| 182 void connectCircles(GL gl, vec2 center1, float radius1, vec2 center2, float radius2) | |
| 183 { | |
| 184 auto d = center2 - center1; | |
| 185 if (!d.length) | |
| 186 return; | |
| 187 d *= (d.length - radius1) / d.length; | |
| 188 center1 += d; | |
| 189 center2 -= d; | |
| 190 gl.immediate(GL_LINES, | |
| 191 { | |
| 192 gl.Vertex2fv(center1.ptr); | |
| 193 gl.Vertex2fv(center2.ptr); | |
| 194 }); | |
| 195 } | |
| 196 | |
| 197 void drawXForm(GL gl, bzXForm xf) | |
| 198 { | |
| 199 bzVec2 p1 = xf.position, p2; | |
| 200 const k_axisScale = 0.4f; | |
| 201 | |
| 202 gl.Begin(GL_LINES); | |
| 203 { | |
| 204 gl.Color3f(1.0f, 0.0f, 0.0f); | |
| 205 gl.Vertex2f(p1.x, p1.y); | |
| 206 p2 = p1 + k_axisScale * xf.R.col1; | |
| 207 gl.Vertex2f(p2.x, p2.y); | |
| 208 | |
| 209 gl.Color3f(0.0f, 1.0f, 0.0f); | |
| 210 gl.Vertex2f(p1.x, p1.y); | |
| 211 p2 = p1 + k_axisScale * xf.R.col2; | |
| 212 gl.Vertex2f(p2.x, p2.y); | |
| 213 } | |
| 214 gl.End(); | |
| 215 } | |
| 216 | |
| 217 void drawSpring(GL gl, vec2 a, vec2 b, uint zigs) | |
| 218 { | |
| 219 zigs++; | |
| 220 | |
| 221 // Portion of length dedicated to connectors | |
| 222 const float connPart = 0.2; | |
| 223 | |
| 224 vec2 inc = (b - a) / (zigs); | |
| 225 // One step from a to b | |
| 226 vec2 zigLen = inc * (1 - connPart); | |
| 227 // Length of a connector | |
| 228 vec2 connLen = inc * (connPart / 2) * zigs; | |
| 229 // Width of a zig | |
| 230 vec2 zigWidth = (b - a).rotatedHalfPi.normalized; | |
| 231 gl.immediate(GL_LINE_STRIP, | |
| 232 { | |
| 233 gl.Vertex2fv(a.ptr); | |
| 234 | |
| 235 a += connLen; | |
| 236 gl.Vertex2fv(a.ptr); | |
| 237 | |
| 238 bool dir = true; | |
| 239 a += zigWidth / 2 + zigLen / 2; | |
| 240 for (int i = 0; i < zigs; i++) { | |
| 241 gl.Vertex2fv(a.ptr); | |
| 242 a += zigLen; | |
| 243 if (dir) { | |
| 244 a -= zigWidth; | |
| 245 }else { | |
| 246 a += zigWidth; | |
| 247 } | |
| 248 dir = !dir; | |
| 249 } | |
| 250 | |
| 251 gl.Vertex2fv((b - connLen).ptr); | |
| 252 gl.Vertex2fv(b.ptr); | |
| 253 }); | |
| 254 } | |
| 255 | |
| 256 void drawShape(GL gl, bzShape shape, bzXForm xf, Color color, bool core) | |
| 257 { | |
| 258 Color coreColor = Color(0.9f, 0.6f, 0.6f); | |
| 259 | |
| 260 switch (shape.type) { | |
| 261 case bzShapeType.CIRCLE: | |
| 262 auto circle = cast(bzCircle)shape; | |
| 263 | |
| 264 vec2 center = vec2.from(bzMul(xf, circle.localPosition)); | |
| 265 float radius = circle.radius; | |
| 266 vec2 axis = vec2.from(xf.R.col1); | |
| 267 | |
| 268 gl.drawSolidCircle(center, radius, axis, color); | |
| 269 | |
| 270 if (core) { | |
| 271 gl.Color3f(coreColor.r, coreColor.g, coreColor.b); | |
| 272 gl.drawCircle(center, radius - k_toiSlop); | |
| 273 } | |
| 274 break; | |
| 275 case bzShapeType.POLYGON: | |
| 276 { | |
| 277 bzPolygon poly = cast(bzPolygon)shape; | |
| 278 bzVec2[] vertices = poly.worldVertices; | |
| 279 vec2[] verts; | |
| 280 verts.length = vertices.length; | |
| 281 foreach (int i, v; vertices) { | |
| 282 verts[i] = vec2.from(v); | |
| 283 } | |
| 284 | |
| 285 gl.drawSolidPolygon(verts, color); | |
| 286 | |
| 287 if (core) { | |
| 288 bzVec2[] localCoreVertices = poly.coreVertices; | |
| 289 verts.length = localCoreVertices.length; | |
| 290 for (int i = 0; i < localCoreVertices.length; ++i) { | |
| 291 verts[i] = vec2.from(bzMul(xf, localCoreVertices[i])); | |
| 292 } | |
| 293 gl.drawPolygon(verts, coreColor); | |
| 294 } | |
| 295 } | |
| 296 break; | |
| 297 | |
| 298 case bzShapeType.EDGE: | |
| 299 { | |
| 300 bzEdge edge = cast(bzEdge)shape; | |
| 301 | |
| 302 vec2 p1 = vec2.from(bzMul(xf, edge.vertex1)); | |
| 303 vec2 p2 = vec2.from(bzMul(xf, edge.vertex2)); | |
| 304 gl.drawSegment(p1, p2, color); | |
| 305 | |
| 306 if (core) { | |
| 307 p1 = vec2.from(bzMul(xf, edge.coreVertex1)); | |
| 308 p2 = vec2.from(bzMul(xf, edge.coreVertex2)); | |
| 309 gl.drawSegment(p1, p2, coreColor); | |
| 310 } | |
| 311 } | |
| 312 break; | |
| 313 } | |
| 314 } | |
| 315 | |
| 316 void draw(vec2i screenSize, GL gl) | |
| 317 { | |
| 17 | 318 |
| 319 vec2 point1 = vec2.from(ship1.rBody.position); | |
| 320 vec2 point2 = vec2.from(ship2.rBody.position); | |
| 321 vec2 range = point1 - point2; | |
| 322 zoom = bzClamp(1000/range.length, 2, 60); | |
| 323 viewCenter = point1 - (range * 0.5f); | |
| 324 | |
| 0 | 325 this.screenSize = screenSize; |
| 326 | |
| 327 gl.LoadIdentity(); | |
| 328 gl.MatrixMode(GL_PROJECTION); | |
| 329 gl.LoadIdentity(); | |
| 2 | 330 |
| 331 float left = -screenSize.x / zoom; | |
| 332 float right = screenSize.x / zoom; | |
| 333 float bottom = -screenSize.y / zoom; | |
| 334 float top = screenSize.y / zoom; | |
| 335 | |
| 336 gl.gluOrtho2D(left, right, bottom, top); | |
| 0 | 337 gl.Translatef(-viewCenter.x, -viewCenter.y, 0); |
| 338 gl.MatrixMode(GL_MODELVIEW); | |
| 339 gl.Disable(GL_DEPTH_TEST); | |
| 340 gl.LoadIdentity(); | |
| 341 gl.Clear(GL_COLOR_BUFFER_BIT); | |
| 342 | |
| 12 | 343 vec2 pp1 = vec2.from(ship2.rBody.position); |
| 344 vec2 pp2 = vec2.from(ship2.state.target); | |
| 345 | |
| 14 | 346 //gl.drawSegment(pp1, pp2, Color(0, 1, 0)); |
| 12 | 347 |
| 0 | 348 // Draw dynamic bodies |
| 349 if (settings.drawShapes) { | |
| 350 for (bzBody b = world.bodyList; b; b = b.next) { | |
| 351 for (bzShape shape = b.shapeList; shape; shape = shape.next) { | |
| 352 | |
| 353 bzShape s = shape; | |
| 354 bzXForm xf = b.xf; | |
| 355 | |
| 356 if (b.isStatic) { | |
| 357 gl.drawShape(s, xf, Color(0.5f, 0.9f, 0.5f), settings.drawCoreShapes); | |
| 358 }else if (b.isSleeping) { | |
| 359 gl.drawShape(s, xf, Color(0.5f, 0.5f, 0.9f), settings.drawCoreShapes); | |
| 360 }else if (b.userData) { | |
| 361 auto ss = cast(Select)b.userData; | |
| 362 if (ss) { | |
| 363 gl.drawShape(s, xf, Color(0, .5, 1), settings.drawCoreShapes); | |
| 364 } | |
| 365 }else { | |
| 366 gl.drawShape(s, xf, Color(0.9f, 0.9f, 0.9f), settings.drawCoreShapes); | |
| 367 } | |
| 368 | |
| 369 gl.LoadIdentity(); | |
| 370 gl.Flush(); | |
| 371 } | |
| 372 } | |
| 373 } | |
| 374 | |
| 375 // Draw joints | |
| 376 if (settings.drawJoints) { | |
| 377 Color color = Color(0, 0, 1); | |
| 378 gl.Color3f(0, 0, 1); | |
| 379 | |
| 380 gl.LineWidth(1); | |
| 381 for (bzJoint joint = world.jointList; joint; joint = joint.next) { | |
| 382 auto distance = cast(bzDistanceJoint)joint; | |
| 383 auto pulley = cast(bzPulleyJoint)joint; | |
| 384 auto revolute = cast(bzRevoluteJoint)joint; | |
| 385 auto prismatic = cast(bzPrismaticJoint)joint; | |
| 386 auto line = cast(bzLineJoint)joint; | |
| 387 if (distance) { | |
| 388 color = Color(.5, .5, 0); | |
| 389 // Endpoints | |
| 390 vec2 a = vec2.from(distance.anchor1); | |
| 391 vec2 b = vec2.from(distance.anchor2); | |
| 392 // Circles | |
| 393 gl.drawCircle(a, HINGE_RADIUS); | |
| 394 gl.drawCircle(b, HINGE_RADIUS); | |
| 395 // Connecting line | |
| 396 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 397 }else if (pulley) { | |
| 398 auto a = vec2.from(pulley.anchor1); | |
| 399 auto b = vec2.from(pulley.groundAnchor1); | |
| 400 auto c = vec2.from(pulley.groundAnchor2); | |
| 401 auto d = vec2.from(pulley.anchor2); | |
| 402 gl.drawCircle(a, HINGE_RADIUS); | |
| 403 gl.drawCircle(b, HINGE_RADIUS); | |
| 404 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 405 gl.drawSegment(b, c, color); | |
| 406 gl.drawCircle(c, HINGE_RADIUS); | |
| 407 gl.drawCircle(d, HINGE_RADIUS); | |
| 408 gl.connectCircles(c, HINGE_RADIUS, d, HINGE_RADIUS); | |
| 409 }else if (revolute) { | |
| 410 auto a = vec2.from(revolute.rBody1.position); | |
| 411 auto b = vec2.from(revolute.anchor1); | |
| 412 auto c = vec2.from(revolute.rBody2.position); | |
| 413 gl.drawCircle(a, HINGE_RADIUS); | |
| 414 gl.drawCircle(b, HINGE_RADIUS); | |
| 415 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 416 gl.drawCircle(c, HINGE_RADIUS); | |
| 417 gl.connectCircles(b, HINGE_RADIUS, c, HINGE_RADIUS); | |
| 418 }else if (prismatic) { | |
| 419 auto a = vec2.from(prismatic.rBody1.position); | |
| 420 auto b = vec2.from(prismatic.anchor1); | |
| 421 auto c = vec2.from(prismatic.rBody2.position); | |
| 422 gl.drawCircle(a, HINGE_RADIUS); | |
| 423 gl.drawCircle(b, HINGE_RADIUS); | |
| 424 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 425 gl.drawCircle(c, HINGE_RADIUS); | |
| 426 gl.connectCircles(b, HINGE_RADIUS, c, HINGE_RADIUS); | |
| 427 }else if (line) { | |
| 428 auto a = vec2.from(line.rBody1.position); | |
| 429 auto b = vec2.from(line.anchor1); | |
| 430 auto c = vec2.from(line.rBody2.position); | |
| 431 gl.drawCircle(a, HINGE_RADIUS); | |
| 432 gl.drawCircle(b, HINGE_RADIUS); | |
| 433 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 434 gl.drawCircle(c, HINGE_RADIUS); | |
| 435 gl.connectCircles(b, HINGE_RADIUS, c, HINGE_RADIUS); | |
| 436 } | |
| 437 } | |
| 438 | |
| 439 if (settings.drawControllers) { | |
| 440 bzForceGenerator[] forces = world.forces; | |
| 441 foreach (f; forces) { | |
| 442 auto spring1 = cast(bzSpring1) f; | |
| 443 auto spring2 = cast(bzSpring2) f; | |
| 444 auto buoyancy = cast(bzBuoyancy) f; | |
| 445 | |
| 446 if (spring1) { | |
| 447 auto bungee1 = cast(bzBungee1)spring1; | |
| 448 if (bungee1) { | |
| 449 gl.Color3f(.5, .5, 0); | |
| 450 // Endpoints | |
| 451 vec2 a = vec2.from(bungee1.rBody.position); | |
| 452 vec2 b = vec2.from(bungee1.anchor); | |
| 453 // Circles | |
| 454 gl.drawCircle(a, HINGE_RADIUS); | |
| 455 gl.drawCircle(b, HINGE_RADIUS); | |
| 456 // Connecting line | |
| 457 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 458 }else { | |
| 459 uint zigs = 10; | |
| 460 auto anchor1 = vec2.from(spring1.anchor); | |
| 461 auto anchor2 = vec2.from(spring1.rBody.position); | |
| 462 gl.drawSpring(anchor1, anchor2, zigs); | |
| 463 } | |
| 464 } | |
| 465 | |
| 466 if (spring2) { | |
| 467 auto bungee2 = cast(bzBungee2)spring2; | |
| 468 if (bungee2) { | |
| 469 gl.Color3f(.5, .5, 0); | |
| 470 // Endpoints | |
| 471 vec2 a = vec2.from(bungee2.rBody.position); | |
| 472 vec2 b = vec2.from(bungee2.otherBody.position); | |
| 473 // Circles | |
| 474 gl.drawCircle(a, HINGE_RADIUS); | |
| 475 gl.drawCircle(b, HINGE_RADIUS); | |
| 476 // Connecting line | |
| 477 gl.connectCircles(a, HINGE_RADIUS, b, HINGE_RADIUS); | |
| 478 }else { | |
| 479 uint zigs = 10; | |
| 480 auto anchor1 = vec2.from(spring2.otherBody.position); | |
| 481 auto anchor2 = vec2.from(spring2.rBody.position); | |
| 482 gl.drawSpring(anchor1, anchor2, zigs); | |
| 483 } | |
| 484 } | |
| 485 | |
| 486 if(buoyancy) { | |
| 487 float plane = buoyancy.planeOffset; | |
| 488 vec2 p1 = vec2(-50, plane); | |
| 489 vec2 p2 = vec2(50, plane); | |
| 490 gl.drawSegment(p1, p2, color); | |
| 491 } | |
| 492 } | |
| 493 } | |
| 494 } | |
| 495 | |
| 496 if(settings.drawPairs) { | |
| 497 | |
| 498 bzBroadPhase bp = world.broadPhase; | |
| 499 bzVec2 invQ; | |
| 500 invQ.set(1.0f / bp.m_quantizationFactor.x, 1.0f / bp.m_quantizationFactor.y); | |
| 501 Color color = Color(0.9f, 0.9f, 0.3f); | |
| 502 | |
| 503 const k_tableCapacity = bzPairManager.TABLE_CAPACITY; | |
| 504 | |
| 505 for (int i = 0; i < k_tableCapacity; ++i) | |
| 506 { | |
| 507 ushort index = bp.m_pairManager.m_hashTable[i]; | |
| 508 while (index < bp.m_pairManager.m_pairs.length) | |
| 509 { | |
| 510 if(index == bzPairManager.NULL_PROXY) { | |
| 511 break; | |
| 512 } | |
| 513 bzPair pair = bp.m_pairManager.m_pairs[index]; | |
| 514 bzProxy p1 = bp.m_proxyPool[pair.proxyId1]; | |
| 515 bzProxy p2 = bp.m_proxyPool[pair.proxyId2]; | |
| 516 | |
| 517 bzAABB b1, b2; | |
| 518 b1.lowerBound.x = bp.m_worldAABB.lowerBound.x + invQ.x * bp.m_bounds[0][p1.lowerBounds[0]].value; | |
| 519 b1.lowerBound.y = bp.m_worldAABB.lowerBound.y + invQ.y * bp.m_bounds[1][p1.lowerBounds[1]].value; | |
| 520 b1.upperBound.x = bp.m_worldAABB.lowerBound.x + invQ.x * bp.m_bounds[0][p1.upperBounds[0]].value; | |
| 521 b1.upperBound.y = bp.m_worldAABB.lowerBound.y + invQ.y * bp.m_bounds[1][p1.upperBounds[1]].value; | |
| 522 b2.lowerBound.x = bp.m_worldAABB.lowerBound.x + invQ.x * bp.m_bounds[0][p2.lowerBounds[0]].value; | |
| 523 b2.lowerBound.y = bp.m_worldAABB.lowerBound.y + invQ.y * bp.m_bounds[1][p2.lowerBounds[1]].value; | |
| 524 b2.upperBound.x = bp.m_worldAABB.lowerBound.x + invQ.x * bp.m_bounds[0][p2.upperBounds[0]].value; | |
| 525 b2.upperBound.y = bp.m_worldAABB.lowerBound.y + invQ.y * bp.m_bounds[1][p2.upperBounds[1]].value; | |
| 526 | |
| 527 bzVec2 x1 = 0.5f * (b1.lowerBound + b1.upperBound); | |
| 528 bzVec2 x2 = 0.5f * (b2.lowerBound + b2.upperBound); | |
| 529 | |
| 530 gl.drawSegment(vec2.from(x1),vec2.from(x2), color); | |
| 531 | |
| 532 index = pair.next; | |
| 533 } | |
| 534 } | |
| 535 } | |
| 536 | |
|
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537 // Draw the world bounds |
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538 bzBroadPhase bp = world.broadPhase; |
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539 bzVec2 worldLower = bp.m_worldAABB.lowerBound; |
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parents:
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540 bzVec2 worldUpper = bp.m_worldAABB.upperBound; |
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parents:
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541 Color color = Color(0.3f, 0.9f, 0.9f); |
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parents:
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542 vec2 vs[4]; |
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parents:
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543 vs[0] = vec2(worldLower.x, worldLower.y); |
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parents:
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544 vs[1] = vec2(worldUpper.x, worldLower.y); |
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parents:
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545 vs[2] = vec2(worldUpper.x, worldUpper.y); |
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parents:
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changeset
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546 vs[3] = vec2(worldLower.x, worldUpper.y); |
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parents:
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changeset
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547 drawPolygon(gl, vs, color); |
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zzzzrrr <mason.green@gmail.com>
parents:
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changeset
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548 |
| 0 | 549 // Draw axis aligned bounding boxes (bzAABB) |
| 550 if (settings.drawAABBs) { | |
| 551 bzVec2 invQ; | |
| 552 invQ.set(1.0f / bp.m_quantizationFactor.x, 1.0f / bp.m_quantizationFactor.y); | |
| 553 color = Color(1.0f, 1.0f, 1.0f); | |
| 5 | 554 |
| 0 | 555 for (int i = 0; i < k_maxProxies; ++i) { |
| 556 bzProxy p = bp.m_proxyPool[i]; | |
| 557 if (!p.isValid) { | |
| 558 continue; | |
| 559 } | |
| 560 | |
| 561 bzAABB b; | |
| 562 b.lowerBound.x = worldLower.x + invQ.x * bp.m_bounds[0][p.lowerBounds[0]].value; | |
| 563 b.lowerBound.y = worldLower.y + invQ.y * bp.m_bounds[1][p.lowerBounds[1]].value; | |
| 564 b.upperBound.x = worldLower.x + invQ.x * bp.m_bounds[0][p.upperBounds[0]].value; | |
| 565 b.upperBound.y = worldLower.y + invQ.y * bp.m_bounds[1][p.upperBounds[1]].value; | |
| 566 | |
| 567 vs[0] = vec2(b.lowerBound.x, b.lowerBound.y); | |
| 568 vs[1] = vec2(b.upperBound.x, b.lowerBound.y); | |
| 569 vs[2] = vec2(b.upperBound.x, b.upperBound.y); | |
| 570 vs[3] = vec2(b.lowerBound.x, b.upperBound.y); | |
| 571 | |
| 572 drawPolygon(gl, vs, color); | |
| 573 } | |
| 574 } | |
| 575 } | |
| 576 | |
| 577 } |