90 lines
2.8 KiB
C++
90 lines
2.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* This file is based on WME.
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* http://dead-code.org/redir.php?target=wme
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* Copyright (c) 2003-2013 Jan Nedoma and contributors
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*/
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#include "engines/wintermute/base/base_game.h"
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#include "engines/wintermute/base/gfx/opengl/base_render_opengl3d.h"
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#include "engines/wintermute/base/gfx/3dlight.h"
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#include "engines/wintermute/base/gfx/3dloader_3ds.h"
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#include "engines/wintermute/math/math_util.h"
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#include "engines/wintermute/wintypes.h"
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#include "graphics/opengl/system_headers.h"
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namespace Wintermute {
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//////////////////////////////////////////////////////////////////////////
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Light3D::Light3D(BaseGame *inGame) : BaseScriptable(inGame, false, false) {
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_diffuseColor = BYTETORGBA(255, 255, 255, 255);
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_pos = DXVector3(0, 0, 0);
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_target = DXVector3(0, 0, 0);
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_isSpotlight = false;
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_falloff = 0;
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_active = true;
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_distance = 0.0f;
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_isAvailable = false;
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}
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//////////////////////////////////////////////////////////////////////////
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Light3D::~Light3D() {
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}
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//////////////////////////////////////////////////////////////////////////
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bool Light3D::setLight(int index) {
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DXVector4 diffuse;
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diffuse._x = RGBCOLGetR(_diffuseColor) / 256.0f;
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diffuse._y = RGBCOLGetG(_diffuseColor) / 256.0f;
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diffuse._z = RGBCOLGetB(_diffuseColor) / 256.0f;
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diffuse._w = 1.0f;
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DXVector3 dir = _target - _pos;
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DXVec3Normalize(&dir, &dir);
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_game->_renderer3D->setLightParameters(index, _pos, dir, diffuse, _isSpotlight);
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if (_active) {
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_game->_renderer3D->lightEnable(index, true);
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}
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return true;
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}
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//////////////////////////////////////////////////////////////////////////
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bool Light3D::getViewMatrix(DXMatrix *viewMatrix) {
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DXVector3 up = DXVector3(0.0f, 1.0f, 0.0f);
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DXMatrixLookAtLH(viewMatrix, &_pos, &_target, &up);
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return true;
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}
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//////////////////////////////////////////////////////////////////////////
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bool Light3D::persist(BasePersistenceManager *persistMgr) {
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persistMgr->transferBool(TMEMBER(_active));
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persistMgr->transferUint32(TMEMBER(_diffuseColor));
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return true;
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}
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} // namespace Wintermute
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