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authorWillem Jan Palenstijn2015-07-22 22:37:40 +0200
committerWillem Jan Palenstijn2015-07-22 22:43:42 +0200
commit6ec9c81b575f13b2c4b30aeac592ebf2557b5890 (patch)
tree503d50902bad2d800165593039d08d5ccf0c98ab /engines/zvision/scripting/effects/distort_effect.cpp
parent5ec05f6b647c5ea41418be7ed19ad381f97cabd8 (diff)
parent4e5c8d35f7e133e2e72a846fdbd54900c91eeb73 (diff)
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Merge branch 'master' into mm
Conflicts: engines/access/access.cpp engines/access/asurface.h engines/access/bubble_box.cpp engines/access/bubble_box.h engines/access/martian/martian_game.cpp engines/access/player.cpp engines/access/player.h engines/access/resources.cpp engines/access/screen.cpp engines/access/screen.h engines/access/sound.cpp engines/access/sound.h
Diffstat (limited to 'engines/zvision/scripting/effects/distort_effect.cpp')
-rw-r--r--engines/zvision/scripting/effects/distort_effect.cpp104
1 files changed, 104 insertions, 0 deletions
diff --git a/engines/zvision/scripting/effects/distort_effect.cpp b/engines/zvision/scripting/effects/distort_effect.cpp
new file mode 100644
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+++ b/engines/zvision/scripting/effects/distort_effect.cpp
@@ -0,0 +1,104 @@
+/* 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/distort_effect.h"
+
+#include "zvision/zvision.h"
+#include "zvision/scripting/script_manager.h"
+#include "zvision/graphics/render_manager.h"
+#include "zvision/graphics/render_table.h"
+
+#include "common/stream.h"
+
+namespace ZVision {
+
+DistortNode::DistortNode(ZVision *engine, uint32 key, int16 speed, float startAngle, float endAngle, float startLineScale, float endLineScale)
+ : ScriptingEffect(engine, key, SCRIPTING_EFFECT_DISTORT) {
+
+ _angle = _engine->getRenderManager()->getRenderTable()->getAngle();
+ _linScale = _engine->getRenderManager()->getRenderTable()->getLinscale();
+
+ _speed = speed;
+ _incr = true;
+ _startAngle = startAngle;
+ _endAngle = endAngle;
+ _startLineScale = startLineScale;
+ _endLineScale = endLineScale;
+
+ _curFrame = 1.0;
+
+ _diffAngle = endAngle - startAngle;
+ _diffLinScale = endLineScale - startLineScale;
+
+ _frmSpeed = (float)speed / 15.0;
+ _frames = (int)ceil((5.0 - _frmSpeed * 2.0) / _frmSpeed);
+ if (_frames <= 0)
+ _frames = 1;
+
+ if (_key != StateKey_NotSet)
+ _engine->getScriptManager()->setStateValue(_key, 1);
+}
+
+DistortNode::~DistortNode() {
+ setParams(_angle, _linScale);
+}
+
+bool DistortNode::process(uint32 deltaTimeInMillis) {
+ float updTime = deltaTimeInMillis / (1000.0 / 60.0);
+
+ if (_incr)
+ _curFrame += updTime;
+ else
+ _curFrame -= updTime;
+
+ if (_curFrame < 1.0) {
+ _curFrame = 1.0;
+ _incr = true;
+ } else if (_curFrame > _frames) {
+ _curFrame = _frames;
+ _incr = false;
+ }
+
+ float diff = (1.0 / (5.0 - (_curFrame * _frmSpeed))) / (5.0 - _frmSpeed);
+ setParams(_startAngle + diff * _diffAngle, _startLineScale + diff * _diffLinScale);
+
+ return false;
+}
+
+void DistortNode::setParams(float angl, float linScale) {
+ RenderTable *table = _engine->getRenderManager()->getRenderTable();
+ if (table->getRenderState() == RenderTable::PANORAMA) {
+ table->setPanoramaFoV(angl);
+ table->setPanoramaScale(linScale);
+ table->generateRenderTable();
+ _engine->getRenderManager()->markDirty();
+ } else if (table->getRenderState() == RenderTable::TILT) {
+ table->setTiltFoV(angl);
+ table->setTiltScale(linScale);
+ table->generateRenderTable();
+ _engine->getRenderManager()->markDirty();
+ }
+}
+
+} // End of namespace ZVision