mirror of https://github.com/axmolengine/axmol.git
132 lines
3.3 KiB
C++
132 lines
3.3 KiB
C++
/****************************************************************************
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Copyright (c) 2010 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCCamera.h"
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//#include "CCDirector.h"
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#include "CCGL.h"
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#include "CCDrawingPrimitives.h"
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using namespace std;
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namespace cocos2d {
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CCCamera::CCCamera(void)
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{
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init();
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}
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CCCamera::~CCCamera(void)
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{
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}
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char * CCCamera::description(void)
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{
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char *ret = new char[100];
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sprintf(ret, "<CCCamera | center = (%.2f,%.2f,%.2f)>", m_fCenterX, m_fCenterY, m_fCenterZ);
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return ret;
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}
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void CCCamera::init(void)
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{
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restore();
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}
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void CCCamera::restore(void)
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{
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m_fEyeX = m_fEyeY = 0.0f;
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m_fEyeZ = getZEye();
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m_fCenterX = m_fCenterY = m_fCenterZ = 0.0f;
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m_fUpX = 0.0f;
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m_fUpY = 1.0f;
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m_fUpZ = 0.0f;
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m_bDirty = false;
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}
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void CCCamera::locate(void)
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{
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if (m_bDirty)
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{
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gluLookAt(m_fEyeX, m_fEyeY, m_fEyeZ,
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m_fCenterX, m_fCenterY, m_fCenterZ,
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m_fUpX, m_fUpY, m_fUpZ);
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}
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}
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float CCCamera::getZEye(void)
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{
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return FLT_EPSILON;
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}
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void CCCamera::setEyeXYZ(float fEyeX, float fEyeY, float fEyeZ)
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{
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m_fEyeX = fEyeX * CC_CONTENT_SCALE_FACTOR();
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m_fEyeY = fEyeY * CC_CONTENT_SCALE_FACTOR();
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m_fEyeZ = fEyeZ * CC_CONTENT_SCALE_FACTOR();
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m_bDirty = true;
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}
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void CCCamera::setCenterXYZ(float fCenterX, float fCenterY, float fCenterZ)
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{
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m_fCenterX = fCenterX * CC_CONTENT_SCALE_FACTOR();
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m_fCenterY = fCenterY * CC_CONTENT_SCALE_FACTOR();
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m_fCenterZ = fCenterZ * CC_CONTENT_SCALE_FACTOR();
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m_bDirty = true;
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}
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void CCCamera::setUpXYZ(float fUpX, float fUpY, float fUpZ)
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{
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m_fUpX = fUpX;
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m_fUpY = fUpY;
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m_fUpZ = fUpZ;
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m_bDirty = true;
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}
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void CCCamera::getEyeXYZ(float *pEyeX, float *pEyeY, float *pEyeZ)
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{
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*pEyeX = m_fEyeX / CC_CONTENT_SCALE_FACTOR();
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*pEyeY = m_fEyeY / CC_CONTENT_SCALE_FACTOR();
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*pEyeZ = m_fEyeZ / CC_CONTENT_SCALE_FACTOR();
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}
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void CCCamera::getCenterXYZ(float *pCenterX, float *pCenterY, float *pCenterZ)
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{
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*pCenterX = m_fCenterX / CC_CONTENT_SCALE_FACTOR();
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*pCenterY = m_fCenterY / CC_CONTENT_SCALE_FACTOR();
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*pCenterZ = m_fCenterZ / CC_CONTENT_SCALE_FACTOR();
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}
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void CCCamera::getUpXYZ(float *pUpX, float *pUpY, float *pUpZ)
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{
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*pUpX = m_fUpX;
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*pUpY = m_fUpY;
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*pUpZ = m_fUpZ;
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}
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}//namespace cocos2d
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