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
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "common/scummsys.h"
#include "zvision/scripting/effects/animation_effect.h"
#include "zvision/zvision.h"
#include "zvision/graphics/render_manager.h"
#include "zvision/scripting/script_manager.h"
#include "graphics/surface.h"
#include "video/video_decoder.h"
namespace ZVision {
AnimationEffect::AnimationEffect(ZVision *engine, uint32 controlKey, const Common::String &fileName, int32 mask, int32 frate, bool disposeAfterUse)
: ScriptingEffect(engine, controlKey, SCRIPTING_EFFECT_ANIM),
_disposeAfterUse(disposeAfterUse),
_mask(mask),
_animation(NULL) {
_animation = engine->loadAnimation(fileName);
if (frate > 0) {
_frmDelayOverride = (int32)(1000.0 / frate);
// WORKAROUND: We do not allow the engine to delay more than 66 msec
// per frame (15fps max)
if (_frmDelayOverride > 66)
_frmDelayOverride = 66;
} else {
_frmDelayOverride = 0;
}
}
AnimationEffect::~AnimationEffect() {
if (_animation)
delete _animation;
_engine->getScriptManager()->setStateValue(_key, 2);
PlayNodes::iterator it = _playList.begin();
if (it != _playList.end()) {
_engine->getScriptManager()->setStateValue((*it).slot, 2);
if ((*it)._scaled) {
(*it)._scaled->free();
delete(*it)._scaled;
}
}
_playList.clear();
}
bool AnimationEffect::process(uint32 deltaTimeInMillis) {
ScriptManager *scriptManager = _engine->getScriptManager();
RenderManager *renderManager = _engine->getRenderManager();
RenderTable::RenderState renderState = renderManager->getRenderTable()->getRenderState();
bool isPanorama = (renderState == RenderTable::PANORAMA);
int16 velocity = _engine->getMouseVelocity() + _engine->getKeyboardVelocity();
// Do not update animation nodes in panoramic mode while turning, if the user
// has set this option
if (scriptManager->getStateValue(StateKey_NoTurnAnim) == 1 && isPanorama && velocity)
return false;
PlayNodes::iterator it = _playList.begin();
if (it != _playList.end()) {
playnode *nod = &(*it);
if (nod->_curFrame == -1) {
// The node is just beginning playback
nod->_curFrame = nod->start;
_animation->start();
_animation->seekToFrame(nod->start);
_animation->setEndFrame(nod->stop);
nod->_delay = deltaTimeInMillis; // Force the frame to draw
if (nod->slot)
scriptManager->setStateValue(nod->slot, 1);
} else if (_animation->endOfVideo()) {
// The node has reached the end; check if we need to loop
nod->loop--;
if (nod->loop == 0) {
if (nod->slot >= 0)
scriptManager->setStateValue(nod->slot, 2);
if (nod->_scaled) {
nod->_scaled->free();
delete nod->_scaled;
}
_playList.erase(it);
return _disposeAfterUse;
}
nod->_curFrame = nod->start;
_animation->seekToFrame(nod->start);
}
// Check if we need to draw a frame
bool needsUpdate = false;
if (_frmDelayOverride == 0) {
// If not overridden, use the VideoDecoder's check
needsUpdate = _animation->needsUpdate();
} else {
// Otherwise, implement our own timing
nod->_delay -= deltaTimeInMillis;
if (nod->_delay <= 0) {
nod->_delay += _frmDelayOverride;
needsUpdate = true;
}
}
if (needsUpdate) {
const Graphics::Surface *frame = _animation->decodeNextFrame();
if (frame) {
uint32 dstw;
uint32 dsth;
if (isPanorama) {
dstw = nod->pos.height();
dsth = nod->pos.width();
} else {
dstw = nod->pos.width();
dsth = nod->pos.height();
}
// We only scale down the animation to fit its frame, not up, otherwise we
// end up with distorted animations - e.g. the armor visor in location cz1e
// in Nemesis (one of the armors inside Irondune), or the planet in location
// aa10 in Nemesis (Juperon, outside the asylum). We do allow scaling up only
// when a simple 2x filter is requested (e.g. the alchemists and cup sequence
// in Nemesis)
if (frame->w > dstw || frame->h > dsth || (frame->w == dstw / 2 && frame->h == dsth / 2)) {
if (nod->_scaled)
if (nod->_scaled->w != dstw || nod->_scaled->h != dsth) {
nod->_scaled->free();
delete nod->_scaled;
nod->_scaled = NULL;
}
if (!nod->_scaled) {
nod->_scaled = new Graphics::Surface;
nod->_scaled->create(dstw, dsth, frame->format);
}
renderManager->scaleBuffer(frame->getPixels(), nod->_scaled->getPixels(), frame->w, frame->h, frame->format.bytesPerPixel, dstw, dsth);
frame = nod->_scaled;
}
if (isPanorama) {
Graphics::Surface *transposed = RenderManager::tranposeSurface(frame);
renderManager->blitSurfaceToBkg(*transposed, nod->pos.left, nod->pos.top, _mask);
transposed->free();
delete transposed;
} else {
renderManager->blitSurfaceToBkg(*frame, nod->pos.left, nod->pos.top, _mask);
}
}
}
}
return false;
}
void AnimationEffect::addPlayNode(int32 slot, int x, int y, int x2, int y2, int startFrame, int endFrame, int loops) {
playnode nod;
nod.loop = loops;
nod.pos = Common::Rect(x, y, x2 + 1, y2 + 1);
nod.start = startFrame;
nod.stop = CLIP<int>(endFrame, 0, _animation->getFrameCount() - 1);
nod.slot = slot;
nod._curFrame = -1;
nod._delay = 0;
nod._scaled = NULL;
_playList.push_back(nod);
}
bool AnimationEffect::stop() {
PlayNodes::iterator it = _playList.begin();
if (it != _playList.end()) {
_engine->getScriptManager()->setStateValue((*it).slot, 2);
if ((*it)._scaled) {
(*it)._scaled->free();
delete(*it)._scaled;
}
}
_playList.clear();
// We don't need to delete, it's may be reused
return false;
}
} // End of namespace ZVision
|
