void OnGUI()
{
if (guiSkin)
{
GUI.skin = guiSkin;
}
if (!rtex_equi)
{
Debug.LogError("No texture assigned to rtex_equi!");
return;
}
if (showModelOverlay)
{
//RenderTexture.active = rtex_equi;
//GUI.DrawTexture(new Rect(10,10,360,180), rtex_equi, ScaleMode.ScaleToFit, false, 0);
GUI.DrawTexture(new Rect(0, 0, Screen.width, Screen.height), rtex_equi, ScaleMode.StretchToFill);
if (bGuiVisible && cubemapToProjectionMaterial)
{
selectionGridInt = GUI.SelectionGrid(new Rect(20, 10, 200, 160), selectionGridInt, LensModelNames, 1);
if (selectionGridInt != prevSelectionGridInt)
{
// select our new lens model
mLensmodel.setProjection((LensModel.LENSMODEL)selectionGridInt);
cubemapToProjectionMaterial.DisableKeyword("LM_" + LensModel.lensModelNames[prevSelectionGridInt]);
cubemapToProjectionMaterial.EnableKeyword("LM_" + LensModel.lensModelNames[selectionGridInt]);
// if LM_CYLINDRICAL, we have to update hradpermm uniform
cubemapToProjectionMaterial.SetFloat("hradpermm", (float)mLensmodel.getHradPerMm());
// save it in system
selectedModel = LensModel.lensModelNames[selectionGridInt];
selectedModelID = (LensModel.LENSMODEL)selectionGridInt;
prevSelectionGridInt = selectionGridInt;
fov = 90;
UpdateFOV();
}
if (GUI.Button(new Rect(20, 190, 100, 20), "RESET"))
{
Debug.Log("ArcBall Reset");
mArcball.reset();
this.transform.rotation = mArcball.getRotation();
}
GUI.Label(new Rect(Screen.width - 200, 10, 200, 40), selectedModel + "\nFOV: " + fov.ToString());
GUI.Label(new Rect(Screen.width - 200, 40, 200, 40), "FPS: " + mFps.GetFPS().ToString());
}
}
}
void Start()
{
UpdateCubemap(63);
selectionGridInt = 0;
for (int i = 0; i < LensModelNames.Length; ++i)
{
// at start select equirectangular mode
// all others must be disabled
if (i == (int)LensModel.LENSMODEL.EQUIRECTANGULAR)
{
mLensmodel.setProjection(LensModel.LENSMODEL.EQUIRECTANGULAR);
selectedModel = LensModelNames [(int)LensModel.LENSMODEL.EQUIRECTANGULAR];
selectedModelID = LensModel.LENSMODEL.EQUIRECTANGULAR;
// set FOV to 45deg and corresponding focal_length in shader
fov = 45;
// update camera
Camera c = this.GetComponent <Camera> ();
c.fieldOfView = fov;
// update fov
float fl = mLensmodel.fov2fl(fov);
if (cubemapToProjectionMaterial)
{
cubemapToProjectionMaterial.EnableKeyword("LM_EQUIRECTANGULAR");
cubemapToProjectionMaterial.SetFloat("focal_length", fl);
}
continue;
}
cubemapToProjectionMaterial.DisableKeyword("LM_" + LensModel.lensModelNames [i]);
}
}
