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add some mouse controls

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This commit is contained in:
Erwin Coumans
2013-03-22 12:09:57 -07:00
parent e698b1e22b
commit 9997e45dcb
2 changed files with 46 additions and 25 deletions
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69
btgui/OpenGLWindow/GLInstancingRenderer.cpp
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@@ -101,6 +101,7 @@ struct InternalDataRenderer : public GLInstanceRendererInternalData
float m_mouseXpos;
float m_mouseYpos;
bool m_mouseInitialized;
int m_mouseButton;
GLuint m_defaultTexturehandle;
@@ -111,7 +112,8 @@ struct InternalDataRenderer : public GLInstanceRendererInternalData
m_cameraUp(0,1,0),
m_azi(100.f),//135.f),
m_ele(25.f),
m_mouseInitialized(false)
m_mouseInitialized(false),
m_mouseButton(0)
{
@@ -119,20 +121,50 @@ struct InternalDataRenderer : public GLInstanceRendererInternalData
void wheelCallback( float deltax, float deltay)
{
if (btFabs(deltax)>btFabs(deltay))
{
m_azi -= deltax*0.1;
if (!m_mouseButton)
{
if (btFabs(deltax)>btFabs(deltay))
{
m_azi -= deltax*0.1;
} else
{
//m_cameraDistance -= deltay*0.1;
btVector3 fwd = m_cameraTargetPosition-m_cameraPosition;
fwd.normalize();
m_cameraTargetPosition += fwd*deltay*0.1;
}
} else
{
m_cameraDistance -= deltay*0.1;
}
{
if (btFabs(deltax)>btFabs(deltay))
{
btVector3 fwd = m_cameraTargetPosition-m_cameraPosition;
btVector3 side = m_cameraUp.cross(fwd);
side.normalize();
m_cameraTargetPosition += side * deltax*0.1;
} else
{
m_cameraTargetPosition -= m_cameraUp * deltay*0.1;
}
}
}
void mouseMoveCallback(float x, float y)
{
if (m_mouseButton)
{
float xDelta = x-m_mouseXpos;
float yDelta = y-m_mouseYpos;
// if (btFabs(xDelta)>btFabs(yDelta))
// {
m_azi += xDelta*0.1;
// } else
// {
m_ele += yDelta*0.1;
// }
}
m_mouseXpos = x;
m_mouseYpos = y;
@@ -141,25 +173,14 @@ struct InternalDataRenderer : public GLInstanceRendererInternalData
void mouseButtonCallback(int button, int state, float x, float y)
{
if (m_mouseInitialized)
{
if (button)
{
float xDelta = x-m_mouseXpos;
float yDelta = y-m_mouseYpos;
m_azi += xDelta*0.1;
m_ele += yDelta*0.1;
//printf("m_azi=%f\n",m_azi);
}
}
m_mouseButton=state;
m_mouseXpos = x;
m_mouseYpos = y;
m_mouseInitialized = true;
}
void keyboardCallback(unsigned char key, int x, int y)
{
// printf("world\n");
printf("world\n");
}
};
@@ -187,7 +208,7 @@ void btDefaultMouseMoveCallback( float x, float y)
void btDefaultKeyboardCallback(int key, int state)
{
//printf("world\n");
printf("world2\n");
}