// constructor
ImageViewport::ImageViewport (PyRASOffScreen *offscreen) : m_alpha(false), m_texInit(false)
{
// get viewport rectangle
if (offscreen) {
m_viewport[0] = 0;
m_viewport[1] = 0;
m_viewport[2] = offscreen->ofs->GetWidth();
m_viewport[3] = offscreen->ofs->GetHeight();
}
else {
RAS_Rect rect = KX_GetActiveEngine()->GetCanvas()->GetWindowArea();
m_viewport[0] = rect.GetLeft();
m_viewport[1] = rect.GetBottom();
m_viewport[2] = rect.GetWidth();
m_viewport[3] = rect.GetHeight();
}
//glGetIntegerv(GL_VIEWPORT, m_viewport);
// create buffer for viewport image
// Warning: this buffer is also used to get the depth buffer as an array of
// float (1 float = 4 bytes per pixel)
m_viewportImage = new BYTE [4 * getViewportSize()[0] * getViewportSize()[1]];
// set attributes
setWhole((offscreen) ? true : false);
}
ImageViewport::ImageViewport()
:m_alpha(false),
m_texInit(false)
{
/* Because this constructor is called from python direclty without any arguments
* the viewport should be the one of the final screen with gaps.
* To do this we use the canvas viewport.
*/
RAS_ICanvas *canvas = KX_GetActiveEngine()->GetCanvas();
const int *viewport = canvas->GetViewPort();
m_viewport[0] = viewport[0];
m_viewport[1] = viewport[1];
m_viewport[2] = viewport[2];
m_viewport[3] = viewport[3];
m_width = m_viewport[2] - m_viewport[0];
m_height = m_viewport[3] - m_viewport[1];
//glGetIntegerv(GL_VIEWPORT, m_viewport);
// create buffer for viewport image
// Warning: this buffer is also used to get the depth buffer as an array of
// float (1 float = 4 bytes per pixel)
m_viewportImage = new BYTE [4 * getViewportSize()[0] * getViewportSize()[1]];
// set attributes
setWhole(true);
}
// constructor
ImageViewport::ImageViewport (void) : m_alpha(false), m_texInit(false)
{
// get viewport rectangle
glGetIntegerv(GL_VIEWPORT, m_viewport);
// create buffer for viewport image
m_viewportImage = new BYTE [4 * getViewportSize()[0] * getViewportSize()[1]];
// set attributes
setWhole(false);
}
// constructor
ImageViewport::ImageViewport (void) : m_alpha(false), m_texInit(false)
{
// get viewport rectangle
RAS_Rect rect = KX_GetActiveEngine()->GetCanvas()->GetWindowArea();
m_viewport[0] = rect.GetLeft();
m_viewport[1] = rect.GetBottom();
m_viewport[2] = rect.GetWidth();
m_viewport[3] = rect.GetHeight();
//glGetIntegerv(GL_VIEWPORT, m_viewport);
// create buffer for viewport image
m_viewportImage = new BYTE [4 * getViewportSize()[0] * getViewportSize()[1]];
// set attributes
setWhole(false);
}
// constructor
ImageViewport::ImageViewport(unsigned int width, unsigned int height)
:m_width(width),
m_height(height),
m_alpha(false),
m_texInit(false)
{
m_viewport[0] = 0;
m_viewport[1] = 0;
m_viewport[2] = m_width;
m_viewport[3] = m_height;
//glGetIntegerv(GL_VIEWPORT, m_viewport);
// create buffer for viewport image
// Warning: this buffer is also used to get the depth buffer as an array of
// float (1 float = 4 bytes per pixel)
m_viewportImage = new BYTE [4 * getViewportSize()[0] * getViewportSize()[1]];
// set attributes
setWhole(true);
}
