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Dogcows Code - chaz/yoink/blob - src/GameLayer.cc
2 /*******************************************************************************
4 Copyright (c) 2009, Charles McGarvey
7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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.
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.
27 *******************************************************************************/
29 #include <Moof/Engine.hh>
30 #include <Moof/Exception.hh>
31 #include <Moof/Log.hh>
32 #include <Moof/Math.hh>
33 #include <Moof/OpenGL.hh>
34 #include <Moof/Video.hh>
36 #include "GameLayer.hh"
45 Mf::Scalar
GameLayer::getZCoord(const Mf::Vector2
& position
) const
49 mState
.script
.getGlobalTable().pushField("GetZCoord");
50 mState
.script
.push(position
[0]);
51 mState
.script
.push(position
[1]);
52 mState
.script
.call(2, 1);
53 mState
.script
.getTop().get(z
);
59 void GameLayer::loadSceneLoader()
61 mState
.script
.importStandardLibraries();
62 importLogPrintFunction(mState
.script
);
64 std::string loaderPath
= Scene::getPath("loader");
67 throw Mf::Exception(Mf::ErrorCode::RESOURCE_NOT_FOUND
, "loader");
70 Mf::Script::Status status
= mState
.script
.doFile(loaderPath
);
71 if (status
!= Mf::Script::SUCCESS
)
74 mState
.script
[-1].get(str
);
76 Mf::logScript("%s", str
.c_str());
77 throw Mf::Exception(Mf::ErrorCode::SCRIPT_ERROR
, str
);
80 mState
.script
.getGlobalTable().pushField("scenes");
81 mState
.script
.getTop().get(mState
.sceneList
);
82 if (mState
.sceneList
.size() == 0)
84 Mf::logScript("no variable `scenes' within loader");
85 throw Mf::Exception(Mf::ErrorCode::SCRIPT_ERROR
, "no scenes to load");
89 void GameLayer::advanceScene()
91 if (mState
.sceneList
.size() != 0)
93 mState
.scene
= Scene::alloc(mState
.sceneList
[0]);
94 mState
.sceneList
.erase(mState
.sceneList
.begin());
95 mState
.scene
->load(mState
.script
);
100 GameLayer::GameLayer() :
101 mMusic("NightFusionIntro"),
104 mMusic
.setLooping(true);
105 mMusic
.enqueue("NightFusionLoop");
109 advanceScene(); // load the first scene
111 mState
.heroine
= Heroine::alloc();
112 mState
.heroine
->animation
.startSequence("FlyDiagonallyUp");
114 Mf::Scalar a
[6] = {0.0, 1.5, -0.5, 3.0, -2.0, 1.0};
115 mState
.interp
.init(a
, 2.0, Mf::Interpolator::OSCILLATE
);
121 void GameLayer::pushed(Mf::Engine
& engine
)
123 engine
.push(Hud::alloc(mState
));
125 mRay
.direction
.set(1.0, 0.0);
130 mPlane
.normal
.set(-1.0, 0.0, 0.0);
133 mSphere
.point
.set(22, 5);
138 void GameLayer::update(Mf::Engine
& engine
, Mf::Scalar t
, Mf::Scalar dt
)
140 mState
.camera
.update(t
, dt
);
141 mState
.heroine
->update(t
, dt
);
143 mState
.scene
->checkForCollision(*mState
.heroine
);
145 mState
.camera
.setPosition(Mf::Vector3(-mState
.heroine
->getState().position
[0],
146 -mState
.heroine
->getState().position
[1], -9));
147 //mState.camera.lookAt(Mf::promote(mState.heroine->getState().position));
149 //Mf::Vector3 heroinePosition = Mf::promote(mState.heroine->getState().position);
150 //Mf::Sound::setListenerPosition(heroinePosition);
152 mRay
.point
= mState
.heroine
->getState().position
;
154 Mf::Ray
<2>::Intersection meh
;
156 Mf::Scalar d
= mLine
.intersectRay(mRay
, meh
);
159 Mf::logDebug("line: d = %f", d
);
160 Mf::logDebug(" P = <%f,%f>", meh
.point
[0], meh
.point
[1]);
161 Mf::logDebug(" n = <%f,%f>", meh
.normal
[0], meh
.normal
[1]);
163 //d = mPlane.intersectRay(mRay, meh);
166 //Mf::logDebug("plane: d = %f", d);
167 //Mf::logDebug(" P = <%f,%f>", meh.point[0], meh.point[1]);
168 //Mf::logDebug(" n = <%f,%f>", meh.normal[0], meh.normal[1]);
170 d
= mSphere
.intersectRay(mRay
, meh
);
173 Mf::logDebug("sphere: d = %f", d
);
174 Mf::logDebug(" P = <%f,%f>", meh
.point
[0], meh
.point
[1]);
175 Mf::logDebug(" n = <%f,%f>", meh
.normal
[0], meh
.normal
[1]);
180 void GameLayer::draw(Mf::Engine
& engine
, Mf::Scalar alpha
) const
182 mState
.camera
.uploadToGL(alpha
);
185 Mf::Texture::resetBind();
187 glEnableClientState(GL_VERTEX_ARRAY
);
188 glEnableClientState(GL_TEXTURE_COORD_ARRAY
);
190 mState
.scene
->drawIfVisible(alpha
, mState
.camera
.getFrustum());
192 mState
.heroine
->setZCoord(getZCoord(mState
.heroine
->getState().position
));
193 mState
.heroine
->draw(alpha
);
200 bool GameLayer::handleEvent(Mf::Engine
& engine
, const Mf::Event
& event
)
205 if (event
.key
.keysym
.sym
== SDLK_SPACE
)
207 mState
.heroine
->animation
.startSequence("Flattened");
208 Mf::logInfo("thump!");
212 else if (event
.key
.keysym
.sym
== SDLK_m
)
217 else if (event
.key
.keysym
.sym
== SDLK_PAGEUP
)
219 mRay
.direction
= cml::rotate_vector_2D(mRay
.direction
, cml::rad(10.0));
222 else if (event
.key
.keysym
.sym
== SDLK_PAGEDOWN
)
224 mRay
.direction
= cml::rotate_vector_2D(mRay
.direction
, cml::rad(-10.0));
227 return mState
.heroine
->handleEvent(event
);
230 if (event
.key
.keysym
.sym
== SDLK_ESCAPE
)
235 else if (event
.key
.keysym
.sym
== SDLK_h
)
237 engine
.push(Hud::alloc(mState
));
240 return mState
.heroine
->handleEvent(event
);
242 case SDL_MOUSEMOTION
:
243 case SDL_MOUSEBUTTONDOWN
:
244 mState
.camera
.handleEvent(event
);
247 case SDL_VIDEORESIZE
:
248 setProjection(event
.resize
.w
, event
.resize
.h
);
256 void GameLayer::setProjection()
258 Mf::VideoP video
= Mf::Engine::getInstance().getVideo();
259 setProjection(video
->getWidth(), video
->getHeight());
262 void GameLayer::setProjection(Mf::Scalar width
, Mf::Scalar height
)
264 mState
.camera
.setProjection(cml::rad(60.0), width
/ height
, 1.0, 200.0);
268 /** vim: set ts=4 sw=4 tw=80: *************************************************/
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