Dogcows Code - chaz/yoink/blob - src/YoinkApp.cc

   1
   2 /*******************************************************************************
   3
   4  Copyright (c) 2009, Charles McGarvey
   5  All rights reserved.
   6
   7  Redistribution   and   use  in  source  and  binary  forms,  with  or  without
   8  modification, 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
  16  THIS  SOFTWARE  IS  PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  17  AND  ANY  EXPRESS  OR  IMPLIED  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19  DISCLAIMED.  IN  NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  20  FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  DAMAGES  (INCLUDING,  BUT  NOT  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  22  SERVICES;  LOSS  OF  USE,  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  23  CAUSED  AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  24  OR  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  25  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26
  27 *******************************************************************************/
  28
  29 #include <iostream>
  30 #include <string>
  31
  32 #include <cstdlib>              // getenv
  33
  34 #include <boost/bind.hpp>
  35
  36 #include "math.hh"
  37 #include "opengl.hh"
  38 #include "settings.hh"
  39 #include "timer.hh"
  40 #include "video.hh"
  41
  42 #include "YoinkApp.hh"
  43
  44 #if HAVE_CONFIG_H
  45 #include "config.h"
  46 #endif
  47
  48
  49 static std::string configFiles()
  50 {
  51         std::string files;
  52
  53         char* configFile = getenv("YOINKRC");
  54
  55         if (configFile)
  56         {
  57                 // if a config file from the environment variable is specified, we want
  58                 // to load it first so it has precedence
  59                 files += configFile;
  60                 files += ":";
  61         }
  62
  63         files += YOINK_CONFIGFILES;
  64
  65         return files;
  66 }
  67
  68
  69 YoinkApp::YoinkApp(int argc, char* argv[]) :
  70         dc::engine(PACKAGE_STRING, argc, argv, configFiles())
  71 {
  72         std::cout << PACKAGE_STRING << std::endl
  73                           << "Compiled " << __TIME__ " " __DATE__ << std::endl
  74                           << "Send requests, patches, and bug reports to <"
  75                           PACKAGE_BUGREPORT << ">." << std::endl << std::endl;
  76
  77         char* dataDir = getenv("YOINK_DATADIR");
  78
  79         if (dataDir)
  80         {
  81                 dc::resource::addSearchPath(dataDir);
  82         }
  83
  84         dc::resource::addSearchPath(YOINK_DATADIR);
  85
  86         dc::dispatcher::instance().addHandler("video.context_recreated",
  87                         boost::bind(&YoinkApp::contextRecreated, this, _1), this);
  88         setupGL();
  89
  90         state = 0.0;
  91
  92         someChar = new Character("RobotTrooper");
  93         someChar->getAnimation().startSequence("Run");
  94
  95         font = new TilemapFont;
  96
  97         dc::vector2 coeffs[4];
  98         coeffs[0] = dc::vector2(0.0, 0.0);
  99         coeffs[1] = dc::vector2(0.5, 0.0);
 100         coeffs[2] = dc::vector2(0.5, 0.0);
 101         coeffs[3] = dc::vector2(1.0, 0.0);
 102         interp.init(coeffs, 1.0, dc::interpolator::oscillate);
 103
 104         dc::scalar coeff[2] = {1.0, 0.0};
 105         fadeIn.init(coeff, 0.5f);
 106
 107         testScene = new dc::scene("Test");
 108 }
 109
 110 YoinkApp::~YoinkApp()
 111 {
 112         delete someChar;
 113         delete font;
 114
 115         dc::dispatcher::instance().removeHandler(this);
 116
 117         std::cout << "Goodbye..." << std::endl;
 118 }
 119
 120
 121 void YoinkApp::setupGL()
 122 {
 123         glEnable(GL_TEXTURE_2D);
 124         //glEnable(GL_CULL_FACE);
 125         glEnable(GL_DEPTH_TEST);
 126
 127         glShadeModel(GL_SMOOTH);
 128
 129         //glEnable(GL_BLEND);
 130         //glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 131         glEnable(GL_ALPHA_TEST);
 132         glAlphaFunc(GL_GREATER, 0.0);
 133
 134         glClearColor(0.0, 0.0, 1.0, 1.0);
 135
 136         //glLineWidth(10.0f);
 137 }
 138
 139 void YoinkApp::contextRecreated(const dc::notification& note)
 140 {
 141         // Whenever the context and a new one created, it probably won't contain our
 142         // state so we need to set that up again.
 143         setupGL();
 144 }
 145
 146
 147 void YoinkApp::update(dc::scalar t, dc::scalar dt)
 148 {
 149         //dt *= 0.2;
 150
 151         fadeIn.update(dt);
 152
 153         someChar->getAnimation().update(t, dt);
 154         interp.update(dt);
 155
 156         prevstate = state;
 157         state += dt;
 158 }
 159
 160
 161 void YoinkApp::draw(dc::scalar alpha)
 162 {
 163         //dc::vector4 meh;
 164         //meh.random(0.0, 1.0);
 165         //static dc::vector4 c1(meh);
 166
 167         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 168
 169         //dc::scalar drawstate = cml::lerp(prevstate, state, alpha);
 170         //dc::scalar sinstate = std::sin(drawstate);
 171         //dc::scalar cosstate = std::cos(drawstate);
 172
 173
 174         glMatrixMode(GL_PROJECTION);
 175         glLoadIdentity();
 176         gluPerspective(60.0, 1.33333, 1.0, 2000.0);
 177
 178         glMatrixMode(GL_MODELVIEW);
 179         glLoadIdentity();
 180
 181         glBindTexture(GL_TEXTURE_2D, 0);
 182         //glRotatef(drawstate*15.0f, 0.0, 1.0, 0.0);
 183         glTranslatef(x, y, z);
 184
 185         // DRAW THE SCENE
 186         testScene->draw(alpha);
 187
 188
 189         /*
 190         someChar->getTilemap().bind();
 191         glColor3f(1.0, 1.0, 1.0);
 192
 193         unsigned heroFrame = someChar->getAnimation().getFrame();
 194
 195         float coords[8];
 196         someChar->getTilemap().getTileCoords(heroFrame, coords);
 197
 198         glBegin(GL_QUADS);
 199                 glTexCoord2f(coords[0], coords[1]);
 200                 glVertex3f(-1.0, 0.0, 0.0);
 201                 glTexCoord2f(coords[2], coords[3]);
 202                 glVertex3f(0.0, 0.0, 0.0);
 203                 glTexCoord2f(coords[4], coords[5]);
 204                 glVertex3f(0.0, 1.0, 0.0);
 205                 glTexCoord2f(coords[6], coords[7]);
 206                 glVertex3f(-1.0, 1.0, 0.0);
 207         glEnd();
 208
 209
 210         someChar->getTilemap().getTileCoords(heroFrame, coords,
 211                         dc::tilemap::reverse);
 212
 213         glBegin(GL_QUADS);
 214                 glTexCoord2f(coords[0], coords[1]);
 215                 glVertex3f(0.0, 0.0, 0.0);
 216                 glTexCoord2f(coords[2], coords[3]);
 217                 glVertex3f(1.0, 0.0, 0.0);
 218                 glTexCoord2f(coords[4], coords[5]);
 219                 glVertex3f(1.0, 1.0, 0.0);
 220                 glTexCoord2f(coords[6], coords[7]);
 221                 glVertex3f(0.0, 1.0, 0.0);
 222         glEnd();
 223
 224         glColor4f(1.0,0.0,0.0,0.5);
 225
 226         glBindTexture(GL_TEXTURE_2D, 0);
 227         glColor4fv(c1.data());
 228
 229         glRectd(-cosstate, -sinstate, sinstate, cosstate);
 230         glRectf(0.0f, 0.0f, sinstate, cosstate);
 231
 232         font->bind();
 233
 234         font->getTileCoords('c', coords);
 235
 236         glBegin(GL_QUADS);
 237                 glTexCoord2f(coords[0], coords[1]);
 238                 glVertex3f(-1.0, 0.0, 0.0);
 239                 glTexCoord2f(coords[2], coords[3]);
 240                 glVertex3f(0.0, 0.0, 0.0);
 241                 glTexCoord2f(coords[4], coords[5]);
 242                 glVertex3f(0.0, 1.0, 0.0);
 243                 glTexCoord2f(coords[6], coords[7]);
 244                 glVertex3f(-1.0, 1.0, 0.0);
 245         glEnd();
 246
 247         font->getTileCoords('h', coords);
 248
 249         glBegin(GL_QUADS);
 250                 glTexCoord2f(coords[0], coords[1]);
 251                 glVertex3f(0.0, 0.0, 0.0);
 252                 glTexCoord2f(coords[2], coords[3]);
 253                 glVertex3f(1.0, 0.0, 0.0);
 254                 glTexCoord2f(coords[4], coords[5]);
 255                 glVertex3f(1.0, 1.0, 0.0);
 256                 glTexCoord2f(coords[6], coords[7]);
 257                 glVertex3f(0.0, 1.0, 0.0);
 258         glEnd();
 259
 260         font->getTileCoords('a', coords);
 261
 262         glBegin(GL_QUADS);
 263                 glTexCoord2f(coords[0], coords[1]);
 264                 glVertex3f(-1.0, -1.0, 0.0);
 265                 glTexCoord2f(coords[2], coords[3]);
 266                 glVertex3f(0.0, -1.0, 0.0);
 267                 glTexCoord2f(coords[4], coords[5]);
 268                 glVertex3f(0.0, 0.0, 0.0);
 269                 glTexCoord2f(coords[6], coords[7]);
 270                 glVertex3f(-1.0, 0.0, 0.0);
 271         glEnd();
 272
 273         font->getTileCoords('z', coords);
 274
 275         glBegin(GL_QUADS);
 276                 glTexCoord2f(coords[0], coords[1]);
 277                 glVertex3f(0.0, -1.0, 0.0);
 278                 glTexCoord2f(coords[2], coords[3]);
 279                 glVertex3f(1.0, -1.0, 0.0);
 280                 glTexCoord2f(coords[4], coords[5]);
 281                 glVertex3f(1.0, 0.0, 0.0);
 282                 glTexCoord2f(coords[6], coords[7]);
 283                 glVertex3f(0.0, 0.0, 0.0);
 284         glEnd();
 285
 286         glEnable(GL_BLEND);
 287         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 288         glDisable(GL_DEPTH_TEST);
 289
 290         glBindTexture(GL_TEXTURE_2D, 0);
 291         glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
 292
 293         glBegin(GL_LINES);
 294                 glVertex2f(0.0f, 0.0f);
 295                 glVertex2fv(interp.getState(alpha).data());
 296         glEnd();
 297
 298         glColor4f(0.0f, 0.0f, 0.0f, fadeIn.getState(alpha));
 299         glRectf(-1.0f, -1.0f, 1.0f, 1.0f);
 300
 301         glDisable(GL_BLEND);
 302         glEnable(GL_DEPTH_TEST);*/
 303 }
 304
 305 void YoinkApp::handleEvent(const dc::event& e)
 306 {
 307         switch (e.type)
 308         {
 309                 case SDL_KEYDOWN:
 310                         if (e.key.keysym.sym == SDLK_ESCAPE)
 311                         {
 312                                 stop();
 313                         }
 314                         else if (e.key.keysym.sym == SDLK_f)
 315                         {
 316                                 getVideo().toggleFull();
 317                         }
 318                         else if (e.key.keysym.sym == SDLK_a)
 319                         {
 320                                 someChar->getAnimation().startSequence("Punch");
 321                         }
 322                         else if (e.key.keysym.sym == SDLK_RIGHT)
 323                         {
 324                                 x -= 50.0;
 325                         }
 326                         else if (e.key.keysym.sym == SDLK_LEFT)
 327                         {
 328                                 x += 50.0;
 329                         }
 330                         else if (e.key.keysym.sym == SDLK_UP)
 331                         {
 332                                 y -= 50.0;
 333                         }
 334                         else if (e.key.keysym.sym == SDLK_DOWN)
 335                         {
 336                                 y += 50.0;
 337                         }
 338                         else if (e.key.keysym.sym == SDLK_PAGEUP)
 339                         {
 340                                 z += 50.0;
 341                         }
 342                         else if (e.key.keysym.sym == SDLK_PAGEDOWN)
 343                         {
 344                                 z -= 50.0;
 345                         }
 346                         break;
 347
 348                 case SDL_QUIT:
 349                         stop();
 350                         break;
 351
 352                 case SDL_VIDEORESIZE:
 353                         glViewport(0, 0, e.resize.w, e.resize.h);
 354                         break;
 355         }
 356 }
 357
 358
 359
 360 int main(int argc, char* argv[])
 361 {
 362         YoinkApp app(argc, argv);
 363         return app.run();
 364 }
 365
 366 /** vim: set ts=4 sw=4 tw=80: *************************************************/
 367