Project::OSiRiON - Git repositories
Project::OSiRiON
News . About . Screenshots . Downloads . Forum . Wiki . Tracker . Git
summaryrefslogtreecommitdiff
blob: 1fabe1043efb4e784baf53a16175f5716f75d93c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
/*
   client/hud.cc
   This file is part of the Osirion project and is distributed under
   the terms and conditions of the GNU General Public License version 2
*/


#include "core/core.h"
#include "core/range.h"
#include "client/client.h"
#include "client/hud.h"
#include "client/hudenginestatus.h"
#include "client/hudplayerstatus.h"
#include "client/hudtargetstatus.h"
#include "client/input.h"
#include "client/targets.h"
#include "render/render.h"
#include "render/renderext.h"
#include "ui/ui.h"
#include "ui/paint.h"

namespace client
{

const float SPLASH_POPUP_DELAY = 0.1f;

HUD::HUD(ui::Widget *parent) : Widget(parent)
{
	set_label("hud");
	set_border(false);
	set_background(false);

	hud_center = new ui::Bitmap(this, "bitmaps/pointers/center");
	hud_center->set_color(palette()->pointer());
	
	// player status
	hud_playerstatus = new HUDPlayerStatus(this);
	
	// engine status
	hud_enginestatus = new HUDEngineStatus(this);
	
	// target status
	hud_targetstatus = new HUDTargetStatus(this);
	
	hud_splash_time = 0.0f;
	hud_last_target = 0;
}

void HUD::resize()
{
	//hud_toolbar->set_geometry(0.0f, 0.0f, width(), font()->height() *2 );

	const float padding =  ui::root()->font_large()->height();

	hud_center->set_size(ui::pointer_size, ui::pointer_size);
	hud_center->set_location((size() - hud_center->size()) * 0.5f);
	
	const float w = (width() - 4 * padding) / 3.0f;
	hud_playerstatus->set_size(w,ui::UI::elementsize.height() * 3.0f);
	hud_playerstatus->set_location(padding, height() - hud_playerstatus->height() - padding);
				       
	hud_enginestatus->set_size(w,ui::UI::elementsize.height());
	hud_enginestatus->set_location(hud_playerstatus->right() + padding, height() - hud_enginestatus->height() - padding);
	
	hud_targetstatus->set_size(w,ui::UI::elementsize.height() * 3.0f);
	hud_targetstatus->set_location(hud_enginestatus->right() + padding, height() - hud_targetstatus->height() - padding);
	
}

/*
 * This function is called to draw off-screen target indicators
 * */
void HUD::draw_offscreen_target(core::Entity *entity, bool is_active_target)
{

	const core::EntityControlable *controlable = ( (entity->type() == core::Entity::Controlable) ? static_cast<core::EntityControlable *>(entity) : 0 );
		
	math::Vector3f target(entity->location() - render::Camera::eye());
	target = render::Camera::axis().transpose() * target;

	math::Vector2f screen_edge;

	if (target.y() * target.y() + target.z() * target.z() < 0.0001) {
		// X - bound, behind (front is visible)
		screen_edge.assign(0.0f, -0.5f);
	} else if (fabs(target.y()) > fabs(target.z())) {
		// Y-bound
		screen_edge.assign(math::sgnf(target.y()) * 0.5f,  0.5f * target.z() / fabs(target.y()));
	} else {
		// Z-bound
		screen_edge.assign(0.5f * target.y() / fabs(target.z()), math::sgnf(target.z()) * 0.5f);
	}
	
	screen_edge[0] = (0.5f - screen_edge[0]) * ((float) render::State::width());
	screen_edge[1] = (0.5f - screen_edge[1]) * ((float) render::State::height());
	
	const float bitmap_margin = 24.0f;	
	float bitmap_radius = 24.0f;
	
	if (is_active_target) {
		bitmap_radius = 32.0f;
			
	} else if (controlable) {
		
		if (render::ext_render(controlable)->distance() > core::range::fxdistance) {			
			if (controlable->owner()) {
				bitmap_radius = 24.0f;
			} else {
				return;
			}
		} else {
			if (controlable->owner()) {
				bitmap_radius = 32.0f;
			} else {
				bitmap_radius = 16.0f;
			}
		}
	}
	
	math::Vector2f screen_center((float) render::State::width() * 0.5f, (float) render::State::height() * 0.5f);
	math::Vector2f bitmap_up((screen_edge - screen_center));
	bitmap_up /= bitmap_up.length();
	math::Vector2f bitmap_left(-bitmap_up.y(), bitmap_up.x());
	math::Vector2f bitmap_center(screen_edge - (bitmap_up * (bitmap_margin + bitmap_radius)));
		
	// popup effect
	if (is_active_target && (hud_splash_time > 0.0f)) {
		bitmap_radius *= (core::application()->time() - hud_splash_time) / SPLASH_POPUP_DELAY;
	}

	bitmap_up *= bitmap_radius;
	bitmap_left *= bitmap_radius;

	//math::Vector2f	bitmap_location(bitmap_center[0] - bitmap_radius, bitmap_center[1] - bitmap_radius);
	//math::Vector2f	bitmap_size(2.0f * bitmap_radius, 2.0f * bitmap_radius);
	
	math::Color bitmap_color;
	const float reputation = core::localplayer()->reputation(entity->faction());

	std:: string bitmap_material("bitmaps/hud/offscreen_default");
	
	if (controlable) {
		if (controlable->owner()) {
			bitmap_material.assign("bitmaps/hud/offscreen_controlable");
		}
		
		// reputation color
		if (reputation >= core::range::reputation_friendly) {
			bitmap_color.assign(0.0f, 1.0f, 0.0f); // green
		} else if (reputation <= core::range::reputation_hostile) {
			bitmap_color.assign(1.0f, 0.0f, 0.0f); // red
		} else {
			bitmap_color.assign(1.0f, 1.0f, 1.0f); // white
		}
		
	} else if (entity->has_flag(core::Entity::Dockable)) {
		bitmap_material.assign("bitmaps/hud/offscreen_dockable");
		
		// reputation color
		if (reputation >= core::range::reputation_friendly) {
			bitmap_color.assign(0.0f, 1.0f, 0.0f); // green
		} else if (reputation <= core::range::reputation_hostile) {
			bitmap_color.assign(1.0f, 0.0f, 0.0f); // red
		} else {
			bitmap_color.assign(1.0f, 1.0f, 1.0f); // white
		}
		
	} else {
		bitmap_color.assign(palette()->text());
	}
		
	if (entity == core::localplayer()->mission_target()) {
		bitmap_color.assign(palette()->mission());
	}
	
	render::Textures::bind(bitmap_material.c_str());	
	gl::color(bitmap_color);
	gl::enable(GL_TEXTURE_2D);
	gl::begin(gl::Quads);
	
	gl::texcoord(0.0f, 0.0f);
	gl::vertex(bitmap_center + bitmap_up - bitmap_left);
	
	gl::texcoord(1.0f, 0.0f);
	gl::vertex(bitmap_center + bitmap_up + bitmap_left);
	
	gl::texcoord(1.0f, 1.0f);
	gl::vertex(bitmap_center - bitmap_up + bitmap_left);
	
	gl::texcoord(0.0f, 1.0f);
	gl::vertex(bitmap_center - bitmap_up - bitmap_left);
		
	gl::end();	
	gl::disable(GL_TEXTURE_2D);
}

/*
 * This function is called to draw on-screen target indicators
 * If is_active_target is set, the target is the currently selected HUD target
 * */
void HUD::draw_target(core::Entity *entity, bool is_active_target)
{
	using math::Vector3f;

	// don't draw target if we're very close to it
	if (render::ext_render(entity)->distance() < 0.001f) {
		return;
	}

	// don't draw target if it is outside the visible cone
	Vector3f target(entity->location() - render::Camera::eye());
	if (math::dotproduct(render::Camera::axis().forward(), Vector3f::normalized(target)) < 0.75) {
		draw_offscreen_target(entity, is_active_target);
		return;
	}
	
	const core::EntityControlable *controlable = ( (entity->type() == core::Entity::Controlable) ? static_cast<core::EntityControlable *>(entity) : 0 );

	// calculate target screen position
	
	// transform the target into the camera coordinate system
	target = render::Camera::axis().transpose() * target;

	// calculate the intersection between the line (0,0,0)-target and the frustum front
	float t = (render::FRUSTUMFRONT + 0.001f) / target.x();
	Vector3f center(target * t);

	float cx = roundf(render::State::width() * (0.5 - center.y()));
	float cy = roundf(render::State::height() * (0.5 - center.z()  * render::State::aspect()));

	if ((cx < 0) || (cy < 0) || (cx > render::State::width()) || (cy > render::State::height())) {
		draw_offscreen_target(entity, is_active_target);
		return;
	}
		
	// ---------------------------------------------------------
	// draw target bitmap
	float bitmap_radius =  32.0f;
	if (is_active_target) {
		bitmap_radius *= 2.0f;
		if (hud_splash_time > 0.0f) {
			bitmap_radius *= (core::application()->time() - hud_splash_time) / SPLASH_POPUP_DELAY;
		}
	} else if (controlable && (render::ext_render(controlable)->distance() > core::range::fxdistance)) {
		bitmap_radius *= 0.5f;
	}	
	math::Vector2f	bitmap_location(cx - bitmap_radius, cy - bitmap_radius);
	math::Vector2f	bitmap_size(2.0f * bitmap_radius, 2.0f * bitmap_radius);
	
	math::Color bitmap_color;
	const float reputation = core::localplayer()->reputation(entity->faction());
	
	std:: string bitmap_material;
	
	if (controlable) {
		if (controlable->owner()) {
			bitmap_material.assign("bitmaps/hud/target_controlable");
		} else {
			bitmap_material.assign("bitmaps/hud/target_default");
		}
		bitmap_color.assign(1.0f, 1.0f, 1.0f); // white
		
	} else if (entity->has_flag(core::Entity::Dockable)) {
		bitmap_material.assign("bitmaps/hud/target_dockable");
		
		bitmap_color.assign(1.0f, 1.0f, 1.0f); // white
	} else {
		bitmap_material.assign("bitmaps/hud/target_default");
		bitmap_color.assign(palette()->text()); // default text color
	}
	
	// reputation color
	if (reputation >= core::range::reputation_friendly) {
		// friendly
		bitmap_color.assign(0.0f, 1.0f, 0.0f); // green
	} else if (reputation <= core::range::reputation_hostile) {
		// hostile
		bitmap_color.assign(1.0f, 0.0f, 0.0f); // red
	}
	
	if (entity == core::localplayer()->mission_target()) {
		bitmap_color.assign(palette()->mission());
	}
	ui::Paint::draw_bitmap(bitmap_location, bitmap_size, bitmap_color, bitmap_material);

	// ---------------------------------------------------------
	// draw target entity text labels
	
	bool do_draw_label = true;
	if (is_active_target) {
		// check if the splash animation is still running
		if (hud_splash_time > 0.0f) {
			do_draw_label = false;
		}
		
	} else if (controlable) {
		// do not show labels on far away NPCSs
		if (!controlable->owner() && (render::ext_render(controlable)->distance() > core::range::fxdistance)) {
			do_draw_label = false;
		}
	}
	
	if (do_draw_label) {
		
		// draw name label
		std::string label_color;
		std::string label_text;
		
		if (controlable && controlable->owner()) {
			label_color.assign("^B");
		} else if (entity->has_flag(core::Entity::Dockable)) {
			label_color.assign("^B");
		} else {
			label_color.assign("^N");
		}
		
		label_text.assign(label_color);
		
		if (controlable && controlable->owner()) {
			label_text.append(controlable->owner()->name());
		} else {
			label_text.append(entity->name());
		}
		
		const ui::Font *label_font;
		if (is_active_target) {
			label_font = ui::root()->font_small();
		} else {
			label_font = ui::root()->font_tiny();
		}
		
		math::Vector2f label_size(2.0f * bitmap_radius, label_font->height());
		math::Vector2f label_location(cx - bitmap_radius, cy - bitmap_radius -label_size.height());
		ui::Paint::draw_label(label_location, label_size,label_font, label_text);

		// draw distance label
		if (is_active_target) {
			std::ostringstream strdistance;
			strdistance << label_color;
			
			float d = math::distance(core::localcontrol()->location(), entity->location()) - entity->radius() - core::localcontrol()->radius();
			if (d > 0) {
				if (d > 100.0f) {
					strdistance << roundf(d * 0.1f) << "km";
				} else {
					strdistance << roundf(d * 100.0f) << "m";
				}
			} else {
				strdistance << "--";
			}
			
			label_location.assign(cx - bitmap_radius, cy - bitmap_radius);
			ui::Paint::draw_label(label_location, label_size, label_font, strdistance.str());
		}
		
		
		if (controlable && (is_active_target || (render::ext_render(controlable)->distance() < core::range::fxdistance))) {
		
			// health bar size
			const float hb_width = bitmap_radius;
			float hb_height = ui::root()->font_tiny()->width();
			if (!is_active_target) {
				hb_height *= 0.5f;
			}
			const float hb_f = hb_width * controlable->health() / 100.0f;

			math::Vector2f pos;
			pos[0] = cx - bitmap_radius;
			pos[0] += bitmap_radius - 0.5f * hb_width;
			pos[1] = cy + bitmap_radius - 1.5f * hb_height;

			// health bar
			gl::color(0, 1, 0, 1);
			gl::begin(gl::Quads);
			gl::vertex(pos[0], pos[1]);
			gl::vertex(pos[0] + hb_f, pos[1]);
			gl::vertex(pos[0] + hb_f, pos[1] + hb_height);
			gl::vertex(pos[0], pos[1] + hb_height);
			gl::end();

			// health bar frame
			gl::color(palette()->foreground());
			gl::begin(gl::LineLoop);
			gl::vertex(pos[0], pos[1]);
			gl::vertex(pos[0] + hb_width, pos[1]);
			gl::vertex(pos[0] + hb_width, pos[1] + hb_height);
			gl::vertex(pos[0], pos[1] + hb_height);
			gl::end();

		}
	}
}

bool HUD::on_keypress(const int key, const unsigned int modifier)
{
	switch (key) {
		case SDLK_ESCAPE:
			if (targets::current()) {
				targets::reset();
			} else {
				Client::show_menu("game");
			}
			return true;
	}

	return false;
}

void HUD::draw()
{
	using namespace render;

	if (core::localcontrol() && (input::mouse_control || input::joystick_control) &&
			(render::Camera::mode() == render::Camera::Cockpit || render::Camera::mode() == render::Camera::Track)) {
		hud_center->set_visible(true);
	} else {
		hud_center->set_visible(false);
	}

	gl::enable(GL_TEXTURE_2D);
	Text::setfont("gui", 12, 18);
	Text::setcolor('N'); //set normal color
	
	core::Zone *zone = core::localcontrol()->zone();

	if (targets::current()) {
		if (targets::current()->id() != hud_last_target) {
			hud_splash_time = core::application()->time();
		} else if (hud_splash_time + SPLASH_POPUP_DELAY < core::application()->time()) {
			hud_splash_time = 0.0f;
		}
		hud_last_target = targets::current()->id();
	} else {
		hud_splash_time = 0.0f;
		hud_last_target = 0;
	}
		
	// draw HUD targets
	for (core::Zone::Content::iterator it = zone->content().begin(); it != zone->content().end(); it++) {
		core::Entity *entity = (*it);

		if (entity == targets::current()) {
			// draw current HUD target
			draw_target(entity, true);

		} else 	if (entity == core::localplayer()->mission_target()) {
			// draw current mission target
			draw_target(entity, false);

		} else if ((entity->type() == core::Entity::Controlable) && (targets::is_valid_hud_target(entity))) {
			
			// draw other players
			draw_target(entity, false);	
		}
	}
	
	gl::disable(GL_TEXTURE_2D);

	if (has_mouse_focus()) {
	
		if (render::Camera::mode() == render::Camera::Overview) {

			ui::root()->set_pointer("pointer", ui::Palette::Highlight);

		} else if (targets::hover()) {

			ui::root()->set_pointer("target", ui::Palette::Pointer, true);

			if (input::joystick_lastmoved_time() > input::mouse_lastmoved_time()) {
				ui::root()->input_mouse(render::State::width() / 2, render::State::height() / 2);
			}

		} else if (input::mouse_control) {

			ui::root()->set_pointer("control", ui::Palette::Pointer);

		} else 	if ((input::joystick_lastmoved_time() > input::mouse_lastmoved_time()) && (render::Camera::mode() == render::Camera::Cockpit || render::Camera::mode() == render::Camera::Track)) {

			ui::root()->set_pointer();

		} else {

			ui::root()->set_pointer("aim", ui::Palette::Pointer);
		}
	}
}

}