1 | /* |
---|
2 | * ORXONOX - the hottest 3D action shooter ever to exist |
---|
3 | * > www.orxonox.net < |
---|
4 | * |
---|
5 | * |
---|
6 | * License notice: |
---|
7 | * |
---|
8 | * This program is free software; you can redistribute it and/or |
---|
9 | * modify it under the terms of the GNU General Public License |
---|
10 | * as published by the Free Software Foundation; either version 2 |
---|
11 | * of the License, or (at your option) any later version. |
---|
12 | * |
---|
13 | * This program is distributed in the hope that it will be useful, |
---|
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
16 | * GNU General Public License for more details. |
---|
17 | * |
---|
18 | * You should have received a copy of the GNU General Public License |
---|
19 | * along with this program; if not, write to the Free Software |
---|
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
---|
21 | * |
---|
22 | * Author: |
---|
23 | * Felix Schulthess |
---|
24 | * Co-authors: |
---|
25 | * Reto Grieder |
---|
26 | * |
---|
27 | */ |
---|
28 | |
---|
29 | #include "OrxonoxStableHeaders.h" |
---|
30 | #include "HUDNavigation.h" |
---|
31 | |
---|
32 | #include <OgreOverlayManager.h> |
---|
33 | #include <OgreTextAreaOverlayElement.h> |
---|
34 | #include <OgrePanelOverlayElement.h> |
---|
35 | |
---|
36 | #include "util/Math.h" |
---|
37 | #include "core/ConsoleCommand.h" |
---|
38 | #include "objects/SpaceShip.h" |
---|
39 | #include "objects/Projectile.h" |
---|
40 | #include "objects/CameraHandler.h" |
---|
41 | #include "Radar.h" |
---|
42 | |
---|
43 | namespace orxonox |
---|
44 | { |
---|
45 | CreateFactory(HUDNavigation); |
---|
46 | |
---|
47 | //HUDNavigation* HUDNavigation::instance_s = 0; |
---|
48 | |
---|
49 | using namespace Ogre; |
---|
50 | |
---|
51 | HUDNavigation::HUDNavigation() |
---|
52 | : container_(0) |
---|
53 | , navMarker_(0) |
---|
54 | , aimMarker_(0) |
---|
55 | , navText_(0) |
---|
56 | { |
---|
57 | RegisterObject(HUDNavigation); |
---|
58 | |
---|
59 | /*assert(instance_s == 0); // singleton class |
---|
60 | HUDNavigation::instance_s = this;*/ |
---|
61 | } |
---|
62 | |
---|
63 | HUDNavigation::~HUDNavigation() |
---|
64 | { |
---|
65 | if (this->isInitialized()) |
---|
66 | { |
---|
67 | if (this->navMarker_) |
---|
68 | OverlayManager::getSingleton().destroyOverlayElement(this->navMarker_); |
---|
69 | if (this->navText_) |
---|
70 | OverlayManager::getSingleton().destroyOverlayElement(this->navText_); |
---|
71 | if (this->aimMarker_) |
---|
72 | OverlayManager::getSingleton().destroyOverlayElement(this->aimMarker_); |
---|
73 | if (this->container_) |
---|
74 | OverlayManager::getSingleton().destroyOverlayElement(this->container_); |
---|
75 | } |
---|
76 | |
---|
77 | //HUDNavigation::instance_s = 0; |
---|
78 | } |
---|
79 | |
---|
80 | void HUDNavigation::XMLPort(Element& xmlElement, XMLPort::Mode mode) |
---|
81 | { |
---|
82 | OrxonoxOverlay::XMLPort(xmlElement, mode); |
---|
83 | |
---|
84 | if (mode == XMLPort::LoadObject) |
---|
85 | { |
---|
86 | // create container because we cannot add a Text element to an Overlay |
---|
87 | container_ = static_cast<OverlayContainer*>(Ogre::OverlayManager::getSingleton().createOverlayElement("Panel", getName() + "_navContainer")); |
---|
88 | |
---|
89 | // create nav text |
---|
90 | navText_ = static_cast<TextAreaOverlayElement*>(Ogre::OverlayManager::getSingleton().createOverlayElement("TextArea", getName() + "_navText")); |
---|
91 | navText_->setCharHeight(0.05f); |
---|
92 | navText_->setFontName("Monofur"); |
---|
93 | |
---|
94 | // create nav marker |
---|
95 | navMarker_ = static_cast<PanelOverlayElement*>(OverlayManager::getSingleton().createOverlayElement("Panel", getName() + "_navMarker")); |
---|
96 | navMarker_->setMaterialName("Orxonox/NavArrows"); |
---|
97 | navMarkerSize_ = 0.05; //default |
---|
98 | wasOutOfView_ = true; // just to ensure the material is changed right the first time.. |
---|
99 | |
---|
100 | // create aim marker |
---|
101 | aimMarker_ = static_cast<PanelOverlayElement*>(OverlayManager::getSingleton().createOverlayElement("Panel", getName() + "_aimMarker")); |
---|
102 | aimMarker_->setMaterialName("Orxonox/NavCrosshair"); |
---|
103 | aimMarkerSize_ = 0.04; // default |
---|
104 | |
---|
105 | container_->addChild(navMarker_); |
---|
106 | container_->addChild(aimMarker_); |
---|
107 | container_->addChild(navText_); |
---|
108 | container_->show(); |
---|
109 | |
---|
110 | overlay_->add2D(container_); |
---|
111 | } |
---|
112 | |
---|
113 | XMLPortParam(HUDNavigation, "font", setFont, getFont, xmlElement, mode); |
---|
114 | XMLPortParam(HUDNavigation, "textsize", setTextSize, getTextSize, xmlElement, mode); |
---|
115 | XMLPortParam(HUDNavigation, "navmarkersize", setNavMarkerSize, getNavMarkerSize, xmlElement, mode); |
---|
116 | XMLPortParam(HUDNavigation, "aimmarkersize", setAimMarkerSize, getAimMarkerSize, xmlElement, mode); |
---|
117 | |
---|
118 | if (mode == XMLPort::LoadObject) |
---|
119 | { |
---|
120 | this->sizeChanged(); |
---|
121 | } |
---|
122 | } |
---|
123 | |
---|
124 | void HUDNavigation::setNavMarkerSize(float size) |
---|
125 | { |
---|
126 | this->navMarkerSize_ = size; |
---|
127 | } |
---|
128 | |
---|
129 | float HUDNavigation::getNavMarkerSize() const |
---|
130 | { |
---|
131 | return this->navMarkerSize_; |
---|
132 | } |
---|
133 | |
---|
134 | void HUDNavigation::setAimMarkerSize(float size) |
---|
135 | { |
---|
136 | this->aimMarkerSize_ = size; |
---|
137 | } |
---|
138 | |
---|
139 | float HUDNavigation::getAimMarkerSize() const |
---|
140 | { |
---|
141 | return this->aimMarkerSize_; |
---|
142 | } |
---|
143 | |
---|
144 | void HUDNavigation::setFont(const std::string& font) |
---|
145 | { |
---|
146 | if (this->navText_ && font != "") |
---|
147 | this->navText_->setFontName(font); |
---|
148 | } |
---|
149 | |
---|
150 | std::string HUDNavigation::getFont() const |
---|
151 | { |
---|
152 | if (this->navText_) |
---|
153 | return this->navText_->getFontName(); |
---|
154 | else |
---|
155 | return ""; |
---|
156 | } |
---|
157 | |
---|
158 | void HUDNavigation::setTextSize(float size) |
---|
159 | { |
---|
160 | if (this->navText_ && size >= 0.0f) |
---|
161 | this->navText_->setCharHeight(size); |
---|
162 | } |
---|
163 | |
---|
164 | float HUDNavigation::getTextSize() const |
---|
165 | { |
---|
166 | if (this->navText_) |
---|
167 | return this->navText_->getCharHeight(); |
---|
168 | else |
---|
169 | return 0.0f; |
---|
170 | } |
---|
171 | |
---|
172 | void HUDNavigation::tick(float dt) |
---|
173 | { |
---|
174 | if (!Radar::getInstance().getFocus()) |
---|
175 | { |
---|
176 | this->overlay_->hide(); |
---|
177 | return; |
---|
178 | } |
---|
179 | else |
---|
180 | { |
---|
181 | this->overlay_->show(); |
---|
182 | } |
---|
183 | |
---|
184 | // set text |
---|
185 | int dist = (int) getDist2Focus(); |
---|
186 | navText_->setCaption(convertToString(dist)); |
---|
187 | float textLength = convertToString(dist).size() * navText_->getCharHeight() * 0.3; |
---|
188 | |
---|
189 | Ogre::Camera* navCam = SpaceShip::getLocalShip()->getCamera()->cam_; |
---|
190 | Matrix4 transformationMatrix = navCam->getProjectionMatrix() * navCam->getViewMatrix(); |
---|
191 | // transform to screen coordinates |
---|
192 | Vector3 pos = transformationMatrix * Radar::getInstance().getFocus()->getWorldPosition(); |
---|
193 | |
---|
194 | bool outOfView; |
---|
195 | if (pos.z > 1.0) |
---|
196 | { |
---|
197 | // z > 1.0 means that the object is behind the camera |
---|
198 | outOfView = true; |
---|
199 | // we have to switch all coordinates (if you don't know why, |
---|
200 | // try linear algebra lectures, because I can't explain..) |
---|
201 | pos.x = -pos.x; |
---|
202 | pos.y = -pos.y; |
---|
203 | } |
---|
204 | else |
---|
205 | outOfView = pos.x < -1.0 || pos.x > 1.0 || pos.y < -1.0 || pos.y > 1.0; |
---|
206 | |
---|
207 | if (outOfView) |
---|
208 | { |
---|
209 | // object is not in view |
---|
210 | aimMarker_->hide(); |
---|
211 | |
---|
212 | if (!wasOutOfView_) |
---|
213 | { |
---|
214 | navMarker_->setMaterialName("Orxonox/NavArrows"); |
---|
215 | wasOutOfView_ = true; |
---|
216 | } |
---|
217 | |
---|
218 | if (pos.x < pos.y) |
---|
219 | { |
---|
220 | if (pos.y > -pos.x) |
---|
221 | { |
---|
222 | // up |
---|
223 | float position = pos.x / pos.y + 1.0; |
---|
224 | navMarker_->setPosition((position - navMarker_->getWidth()) * 0.5, 0.0); |
---|
225 | navMarker_->setUV(0.5, 0.0, 1.0, 0.5); |
---|
226 | navText_->setLeft((position - textLength) * 0.5); |
---|
227 | navText_->setTop(navMarker_->getHeight()); |
---|
228 | } |
---|
229 | else |
---|
230 | { |
---|
231 | // left |
---|
232 | float position = pos.y / pos.x + 1.0; |
---|
233 | navMarker_->setPosition(0.0, (position - navMarker_->getWidth()) * 0.5); |
---|
234 | navMarker_->setUV(0.0, 0.0, 0.5, 0.5); |
---|
235 | navText_->setLeft(navMarker_->getWidth() + 0.01); |
---|
236 | navText_->setTop((position - navText_->getCharHeight()) * 0.5); |
---|
237 | } |
---|
238 | } |
---|
239 | else |
---|
240 | { |
---|
241 | if (pos.y < -pos.x) |
---|
242 | { |
---|
243 | // down |
---|
244 | float position = -pos.x / pos.y + 1.0; |
---|
245 | navMarker_->setPosition((position - navMarker_->getWidth()) * 0.5, 1.0 - navMarker_->getHeight()); |
---|
246 | navMarker_->setUV(0.0, 0.5, 0.5, 1.0); |
---|
247 | navText_->setLeft((position - textLength) * 0.5); |
---|
248 | navText_->setTop(1.0 - navMarker_->getHeight() - navText_->getCharHeight()); |
---|
249 | } |
---|
250 | else |
---|
251 | { |
---|
252 | // right |
---|
253 | float position = -pos.y / pos.x + 1.0; |
---|
254 | navMarker_->setPosition(1.0 - navMarker_->getWidth(), (position - navMarker_->getHeight()) * 0.5); |
---|
255 | navMarker_->setUV(0.5, 0.5, 1.0, 1.0); |
---|
256 | navText_->setLeft(1.0 - navMarker_->getWidth() - textLength - 0.01); |
---|
257 | navText_->setTop((position - navText_->getCharHeight()) * 0.5); |
---|
258 | } |
---|
259 | } |
---|
260 | } |
---|
261 | else |
---|
262 | { |
---|
263 | // object is in view |
---|
264 | |
---|
265 | Vector3 aimpos = transformationMatrix * getPredictedPosition(SpaceShip::getLocalShip()->getPosition(), |
---|
266 | Projectile::getSpeed(), Radar::getInstance().getFocus()->getWorldPosition(), Radar::getInstance().getFocus()->getOrientedVelocity()); |
---|
267 | |
---|
268 | if (wasOutOfView_) |
---|
269 | { |
---|
270 | navMarker_->setMaterialName("Orxonox/NavTDC"); |
---|
271 | wasOutOfView_ = false; |
---|
272 | } |
---|
273 | |
---|
274 | // object is in view |
---|
275 | navMarker_->setUV(0.0, 0.0, 1.0, 1.0); |
---|
276 | navMarker_->setLeft((pos.x + 1.0 - navMarker_->getWidth()) * 0.5); |
---|
277 | navMarker_->setTop((-pos.y + 1.0 - navMarker_->getHeight()) * 0.5); |
---|
278 | |
---|
279 | aimMarker_->show(); |
---|
280 | aimMarker_->setLeft((aimpos.x + 1.0 - aimMarker_->getWidth()) * 0.5); |
---|
281 | aimMarker_->setTop((-aimpos.y + 1.0 - aimMarker_->getHeight()) * 0.5); |
---|
282 | |
---|
283 | navText_->setLeft((pos.x + 1.0 + navMarker_->getWidth()) * 0.5); |
---|
284 | navText_->setTop((-pos.y + 1.0 + navMarker_->getHeight()) * 0.5); |
---|
285 | } |
---|
286 | } |
---|
287 | |
---|
288 | float HUDNavigation::getDist2Focus() const |
---|
289 | { |
---|
290 | if (Radar::getInstance().getFocus()) |
---|
291 | return (Radar::getInstance().getFocus()->getWorldPosition() - SpaceShip::getLocalShip()->getPosition()).length(); |
---|
292 | else |
---|
293 | return 0; |
---|
294 | } |
---|
295 | |
---|
296 | /** |
---|
297 | @brief Overridden method of OrxonoxOverlay. Usually the entire overlay |
---|
298 | scales with scale(). Here we obviously have to adjust this. |
---|
299 | */ |
---|
300 | void HUDNavigation::sizeChanged() |
---|
301 | { |
---|
302 | // use size to compensate for apspect ratio if enabled. |
---|
303 | float xScale = this->getSize().x; |
---|
304 | float yScale = this->getSize().y; |
---|
305 | if (this->navMarker_) |
---|
306 | navMarker_->setDimensions(navMarkerSize_ * xScale, navMarkerSize_ * yScale); |
---|
307 | if (this->aimMarker_) |
---|
308 | aimMarker_->setDimensions(aimMarkerSize_ * xScale, aimMarkerSize_ * yScale); |
---|
309 | if (this->navText_) |
---|
310 | navText_->setCharHeight(navText_->getCharHeight() * yScale); |
---|
311 | } |
---|
312 | |
---|
313 | /*static*/ /*HUDNavigation& HUDNavigation::getInstance() |
---|
314 | { |
---|
315 | assert(instance_s); |
---|
316 | return *instance_s; |
---|
317 | }*/ |
---|
318 | } |
---|