From 8898ad9b25fca6afe2374d293a981db02a83d7e9 Mon Sep 17 00:00:00 2001 From: "FWoltermann@gmail.com" Date: Thu, 31 May 2012 14:46:27 +0000 Subject: Committing the documentation to svn to have it accessible online --- Doc/doxygen/html/_sprite_8cpp_source.html | 497 ++++++++++++++++++++++++++++++ 1 file changed, 497 insertions(+) create mode 100644 Doc/doxygen/html/_sprite_8cpp_source.html (limited to 'Doc/doxygen/html/_sprite_8cpp_source.html') diff --git a/Doc/doxygen/html/_sprite_8cpp_source.html b/Doc/doxygen/html/_sprite_8cpp_source.html new file mode 100644 index 0000000..c1cece0 --- /dev/null +++ b/Doc/doxygen/html/_sprite_8cpp_source.html @@ -0,0 +1,497 @@ + + + + + +Starshatter_Open: D:/SRC/StarshatterSVN/nGenEx/Sprite.cpp Source File + + + + + + + + + + + + + +
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Starshatter_Open +
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Open source Starshatter engine
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+
Sprite.cpp
+
+
+Go to the documentation of this file.
1 /* Project nGenEx
+
2  Destroyer Studios LLC
+
3  Copyright © 1997-2004. All Rights Reserved.
+
4 
+
5  SUBSYSTEM: nGenEx.lib
+
6  FILE: Sprite.cpp
+
7  AUTHOR: John DiCamillo
+
8 
+
9 
+
10  OVERVIEW
+
11  ========
+
12  Sprite (Polygon) Object
+
13 */
+
14 
+
15 #include "MemDebug.h"
+
16 #include "Sprite.h"
+
17 #include "Bitmap.h"
+
18 #include "Camera.h"
+
19 #include "Polygon.h"
+
20 #include "Video.h"
+
21 #include "Game.h"
+
22 
+
23 // +--------------------------------------------------------------------+
+
24 
+
25 Sprite::Sprite()
+
26 : w(0), h(0), nframes(0), own_frames(0),
+
27 frames(0), frame_index(0), frame_time(100), loop(0), shade(1.0),
+
28 angle(0.0), blend_mode(4), filter(1), vset(4), poly(0)
+
29 {
+
30  trans = true;
+
31 
+
32  vset.space = VertexSet::WORLD_SPACE;
+
33  for (int i = 0; i < 4; i++) {
+
34  vset.diffuse[i] = Color::White.Value();
+
35  }
+
36 
+
37  vset.tu[0] = 0.0f;
+
38  vset.tv[0] = 0.0f;
+
39  vset.tu[1] = 1.0f;
+
40  vset.tv[1] = 0.0f;
+
41  vset.tu[2] = 1.0f;
+
42  vset.tv[2] = 1.0f;
+
43  vset.tu[3] = 0.0f;
+
44  vset.tv[3] = 1.0f;
+
45 
+
46  poly.nverts = 4;
+
47  poly.vertex_set = &vset;
+
48  poly.material = &mtl;
+
49  poly.verts[0] = 0;
+
50  poly.verts[1] = 1;
+
51  poly.verts[2] = 2;
+
52  poly.verts[3] = 3;
+
53 }
+
54 
+
55 // +--------------------------------------------------------------------+
+
56 
+
57 Sprite::Sprite(Bitmap* animation, int length, int repeat, int share)
+
58 : w(0), h(0), nframes(0), own_frames(0),
+
59 frames(0), frame_index(0), frame_time(67), loop(0), shade(1.0),
+
60 angle(0.0), blend_mode(4), filter(1), vset(4), poly(0)
+
61 {
+
62  trans = true;
+
63  SetAnimation(animation, length, repeat, share);
+
64 
+
65  vset.space = VertexSet::WORLD_SPACE;
+
66  for (int i = 0; i < 4; i++) {
+
67  vset.diffuse[i] = Color::White.Value();
+
68  }
+
69 
+
70  vset.tu[0] = 0.0f;
+
71  vset.tv[0] = 0.0f;
+
72  vset.tu[1] = 1.0f;
+
73  vset.tv[1] = 0.0f;
+
74  vset.tu[2] = 1.0f;
+
75  vset.tv[2] = 1.0f;
+
76  vset.tu[3] = 0.0f;
+
77  vset.tv[3] = 1.0f;
+
78 
+
79  poly.nverts = 4;
+
80  poly.vertex_set = &vset;
+
81  poly.material = &mtl;
+
82  poly.verts[0] = 0;
+
83  poly.verts[1] = 1;
+
84  poly.verts[2] = 2;
+
85  poly.verts[3] = 3;}
+
86 
+
87 // +--------------------------------------------------------------------+
+
88 
+
89 Sprite::~Sprite()
+
90 {
+
91  if (own_frames) {
+
92  if (nframes == 1)
+
93  delete frames;
+
94  else
+
95  delete [] frames;
+
96  }
+
97 }
+
98 
+
99 // +--------------------------------------------------------------------+
+
100 
+
101 void
+
102 Sprite::Scale(double scale)
+
103 {
+
104  if (scale >= 0) {
+
105  w = (int) (scale * w);
+
106  h = (int) (scale * h);
+
107 
+
108  radius = (float) ((w>h) ? w : h) / 2.0f;
+
109  }
+
110 }
+
111 
+
112 // +--------------------------------------------------------------------+
+
113 
+
114 void
+
115 Sprite::Rescale(double scale)
+
116 {
+
117  if (scale >= 0 && Frame()) {
+
118  w = (int) (scale * Frame()->Width());
+
119  h = (int) (scale * Frame()->Height());
+
120 
+
121  radius = (float) ((w>h) ? w : h) / 2.0f;
+
122  }
+
123 }
+
124 
+
125 // +--------------------------------------------------------------------+
+
126 
+
127 void
+
128 Sprite::Reshape(int w1, int h1)
+
129 {
+
130  if (w1 >= 0 && h1 >= 0 && Frame()) {
+
131  w = w1;
+
132  h = h1;
+
133 
+
134  radius = (float) ((w>h) ? w : h) / 2.0f;
+
135  }
+
136 }
+
137 
+
138 // +--------------------------------------------------------------------+
+
139 
+
140 void
+
141 Sprite::SetAnimation(Bitmap* animation, int length, int repeat, int share)
+
142 {
+
143  if (animation) {
+
144  strncpy_s(name, animation->GetFilename(), 31);
+
145  name[31] = 0;
+
146 
+
147  if (own_frames) {
+
148  if (nframes == 1)
+
149  delete frames;
+
150  else
+
151  delete [] frames;
+
152  }
+
153 
+
154  w = animation->Width();
+
155  h = animation->Height();
+
156 
+
157  radius = (float) ((w>h) ? w : h) / 2.0f;
+
158 
+
159  own_frames = !share;
+
160  nframes = length;
+
161  frames = animation;
+
162  frame_index = 0;
+
163 
+
164  if (repeat) {
+
165  loop = 1;
+
166  life = -1;
+
167  }
+
168  else {
+
169  loop = 0;
+
170  life = nframes;
+
171  }
+
172 
+
173  last_time = Game::RealTime() - frame_time;
+
174  }
+
175 }
+
176 
+
177 // +--------------------------------------------------------------------+
+
178 
+
179 void
+
180 Sprite::SetTexCoords(const double* uv_interleaved)
+
181 {
+
182  if (uv_interleaved) {
+
183  vset.tu[0] = (float) uv_interleaved[0];
+
184  vset.tv[0] = (float) uv_interleaved[1];
+
185  vset.tu[1] = (float) uv_interleaved[2];
+
186  vset.tv[1] = (float) uv_interleaved[3];
+
187  vset.tu[2] = (float) uv_interleaved[4];
+
188  vset.tv[2] = (float) uv_interleaved[5];
+
189  vset.tu[3] = (float) uv_interleaved[6];
+
190  vset.tv[3] = (float) uv_interleaved[7];
+
191  }
+
192  else {
+
193  vset.tu[0] = 0.0f;
+
194  vset.tv[0] = 0.0f;
+
195  vset.tu[1] = 1.0f;
+
196  vset.tv[1] = 0.0f;
+
197  vset.tu[2] = 1.0f;
+
198  vset.tv[2] = 1.0f;
+
199  vset.tu[3] = 0.0f;
+
200  vset.tv[3] = 1.0f;
+
201  }
+
202 }
+
203 
+
204 // +--------------------------------------------------------------------+
+
205 
+
206 double
+
207 Sprite::FrameRate() const
+
208 {
+
209  return 1000.0 / (double) frame_time;
+
210 }
+
211 
+
212 void
+
213 Sprite::SetFrameRate(double rate)
+
214 {
+
215  if (rate > 0.001 && rate < 100) {
+
216  frame_time = (int) (1000.0 / rate);
+
217  }
+
218 }
+
219 
+
220 // +--------------------------------------------------------------------+
+
221 
+
222 void
+
223 Sprite::SetFrameIndex(int n)
+
224 {
+
225  if (n >= 0 && n < nframes)
+
226  frame_index = n;
+
227 }
+
228 
+
229 // +--------------------------------------------------------------------+
+
230 
+
231 Bitmap*
+
232 Sprite::Frame() const
+
233 {
+
234  return frames + frame_index;
+
235 }
+
236 
+
237 // +--------------------------------------------------------------------+
+
238 
+
239 void
+
240 Sprite::Render(Video* video, DWORD flags)
+
241 {
+
242  if (shade < 0.001 || hidden || !visible || !video)
+
243  return;
+
244 
+
245  if (blend_mode == 2 && !(flags & Graphic::RENDER_ALPHA))
+
246  return;
+
247 
+
248  if (blend_mode == 4 && !(flags & Graphic::RENDER_ADDITIVE))
+
249  return;
+
250 
+
251  if (life > 0 || loop) {
+
252  const Camera* camera = video->GetCamera();
+
253  Matrix orient(camera->Orientation());
+
254  Vec3 nrm(camera->vpn() * -1);
+
255  ColorValue white((float) shade, (float) shade, (float) shade, (float) shade);
+
256  DWORD diff = white.ToColor().Value();
+
257 
+
258  orient.Roll(angle);
+
259 
+
260  Vec3 vx = Vec3((float) orient(0,0),
+
261  (float) orient(0,1),
+
262  (float) orient(0,2)) * (float) (w/2.0f);
+
263 
+
264  Vec3 vy = Vec3((float) orient(1,0),
+
265  (float) orient(1,1),
+
266  (float) orient(1,2)) * (float) (h/2.0f);
+
267 
+
268  vset.loc[0] = loc - vx + vy;
+
269  vset.nrm[0] = nrm;
+
270  vset.diffuse[0] = diff;
+
271 
+
272  vset.loc[1] = loc + vx + vy;
+
273  vset.nrm[1] = nrm;
+
274  vset.diffuse[1] = diff;
+
275 
+
276  vset.loc[2] = loc + vx - vy;
+
277  vset.nrm[2] = nrm;
+
278  vset.diffuse[2] = diff;
+
279 
+
280  vset.loc[3] = loc - vx - vy;
+
281  vset.nrm[3] = nrm;
+
282  vset.diffuse[3] = diff;
+
283 
+
284  if (luminous) {
+
285  mtl.Ka = Color::Black;
+
286  mtl.Kd = Color::Black;
+
287  mtl.Ks = Color::Black;
+
288  mtl.Ke = white;
+
289  mtl.tex_diffuse = Frame();
+
290  mtl.tex_emissive = Frame();
+
291  mtl.blend = blend_mode;
+
292  mtl.luminous = luminous;
+
293  }
+
294 
+
295  else {
+
296  mtl.Ka = white;
+
297  mtl.Kd = white;
+
298  mtl.Ks = Color::Black;
+
299  mtl.Ke = Color::Black;
+
300  mtl.tex_diffuse = Frame();
+
301  mtl.tex_emissive = 0;
+
302  mtl.blend = blend_mode;
+
303  mtl.luminous = luminous;
+
304  }
+
305 
+
306  video->DrawPolys(1, &poly);
+
307  }
+
308 
+
309  memset(&screen_rect, 0, sizeof(Rect));
+
310 }
+
311 
+
312 // +--------------------------------------------------------------------+
+
313 
+
314 void
+
315 Sprite::Render2D(Video* video)
+
316 {
+
317  if (shade < 0.001 || hidden || !visible || !video)
+
318  return;
+
319 
+
320  ColorValue white((float) shade, (float) shade, (float) shade, (float) shade);
+
321  DWORD diff = white.ToColor().Value();
+
322 
+
323  double ca = cos(Angle());
+
324  double sa = sin(Angle());
+
325 
+
326  double w2 = Width() / 2.0;
+
327  double h2 = Height() / 2.0;
+
328 
+
329  vset.s_loc[0].x = (float) (loc.x + (-w2*ca - -h2*sa) - 0.5);
+
330  vset.s_loc[0].y = (float) (loc.y + (-w2*sa + -h2*ca) - 0.5);
+
331  vset.s_loc[0].z = 0.0f;
+
332  vset.rw[0] = 1.0f;
+
333  vset.diffuse[0] = diff;
+
334 
+
335  vset.s_loc[1].x = (float) (loc.x + ( w2*ca - -h2*sa) - 0.5);
+
336  vset.s_loc[1].y = (float) (loc.y + ( w2*sa + -h2*ca) - 0.5);
+
337  vset.s_loc[1].z = 0.0f;
+
338  vset.rw[1] = 1.0f;
+
339  vset.diffuse[1] = diff;
+
340 
+
341  vset.s_loc[2].x = (float) (loc.x + ( w2*ca - h2*sa) - 0.5);
+
342  vset.s_loc[2].y = (float) (loc.y + ( w2*sa + h2*ca) - 0.5);
+
343  vset.s_loc[2].z = 0.0f;
+
344  vset.rw[2] = 1.0f;
+
345  vset.diffuse[2] = diff;
+
346 
+
347  vset.s_loc[3].x = (float) (loc.x + (-w2*ca - h2*sa) - 0.5);
+
348  vset.s_loc[3].y = (float) (loc.y + (-w2*sa + h2*ca) - 0.5);
+
349  vset.s_loc[3].z = 0.0f;
+
350  vset.rw[3] = 1.0f;
+
351  vset.diffuse[3] = diff;
+
352 
+
353  mtl.Kd = white;
+
354  mtl.tex_diffuse = Frame();
+
355  mtl.blend = blend_mode;
+
356 
+
357  video->DrawScreenPolys(1, &poly, blend_mode);
+
358 }
+
359 
+
360 // +--------------------------------------------------------------------+
+
361 
+
362 void
+
363 Sprite::Update()
+
364 {
+
365  if (life > 0 || loop) {
+
366  DWORD time = Game::RealTime();
+
367  while (time - last_time > frame_time) {
+
368  life--;
+
369  frame_index++;
+
370  if (frame_index >= nframes)
+
371  frame_index = 0;
+
372 
+
373  last_time += frame_time;
+
374  }
+
375 
+
376  if (life < 0 && !loop)
+
377  life = 0;
+
378  }
+
379 }
+
380 
+
+
+ + + + -- cgit v1.1