| void OglGui::ViewerPointCloudNavigator::ShowVisiblePart | ( | ) | [inline] |
Definition at line 39 of file ViewerPointCloudNavigator.h.
References OglGui::OglWindow::H(), mMaxX, mMaxY, mMinX, mMinY, mViewerPointCloud, mVisiblePartColor, OglGui::ViewerPointCloud::Point2Wnd(), and OglGui::OglWindow::W().
Referenced by DisplayFunc().
00040 { 00041 float vpcW = mViewerPointCloud->W(); 00042 float vpcH = mViewerPointCloud->H(); 00043 float virtX1 = mMinX, virtY1 = mMinY; 00044 float virtX2 = mMaxX, virtY2 = mMaxY; 00045 00046 mViewerPointCloud->Point2Wnd(virtX1, virtY1); 00047 mViewerPointCloud->Point2Wnd(virtX2, virtY2); 00048 00049 float x1 = (-virtX1/(virtX2-virtX1)) * W(); 00050 float y1 = (-virtY1/(virtY2-virtY1)) * H(); 00051 float x2 = ((-virtX1+vpcW)/(virtX2-virtX1)) * W(); 00052 float y2 = ((-virtY1+vpcH)/(virtY2-virtY1)) * H(); 00053 00054 SetSolidFillColor(mVisiblePartColor); 00055 int bInfo[3]; 00056 oglSys.StartBlend(bInfo); 00057 FillRectangle(x1, y1, x2-x1, y2-y1); 00058 SetSolidLineColor(oglBLACK); 00059 DrawRectangle(x1, y1, x2-x1, y2-y1); 00060 oglSys.EndBlend(bInfo); 00061 }
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