private static void createCameraAndRendertextureFor(AnyUiMesh tTarget)
{
//configure canvas
Canvas canvasToProject = tTarget.CanvasToProject;
canvasToProject.renderMode = RenderMode.WorldSpace;
RectTransform canvasRectangle = canvasToProject.GetComponent <RectTransform>();
//replace Graphic raycaster
AnyUiCanvas currentReceiver = canvasToProject.GetComponent <AnyUiCanvas>();
if (currentReceiver == null)
{
GraphicRaycaster oldReceiver = canvasToProject.GetComponent <GraphicRaycaster>();
AnyUiCanvas newReceiverRayCaster = canvasToProject.gameObject.AddComponent <AnyUiCanvas>();
newReceiverRayCaster.ignoreReversedGraphics = oldReceiver.ignoreReversedGraphics;
newReceiverRayCaster.blockingObjects = oldReceiver.blockingObjects;
DestroyImmediate(oldReceiver);
}
RenderTexture canvasToTexture = null;
Camera canvasCam = null;
//create camera and render texture if necessary
if (canvasToProject.worldCamera == null)
{
//create camera looking at canvas
canvasCam = new GameObject().AddComponent <Camera>();
//editor: make camera invisible
canvasCam.transform.parent = canvasToProject.transform;
//if canvasToProject is scaled, adapt!
canvasCam.transform.localScale = Vector3.one;
canvasCam.name = "AnyUI_CanvasCam" + canvasToProject.gameObject.name + System.Guid.NewGuid().ToString();
canvasCam.clearFlags = CameraClearFlags.SolidColor;
canvasCam.backgroundColor = Color.clear;
canvasCam.cullingMask = 1 << canvasToProject.gameObject.layer;
canvasCam.depth = -1;
canvasCam.orthographic = true;
canvasCam.orthographicSize = canvasRectangle.rect.height * canvasRectangle.localScale.y / 2.0f; //vertical
canvasCam.nearClipPlane = 0.9f;
canvasCam.farClipPlane = 1.1f;
canvasCam.projectionMatrix = Matrix4x4.Ortho(-canvasRectangle.rect.width * canvasRectangle.localScale.x / 2.0f,
canvasRectangle.rect.width * canvasRectangle.localScale.x / 2.0f,
-canvasRectangle.rect.height * canvasRectangle.localScale.y / 2.0f,
canvasRectangle.rect.height * canvasRectangle.localScale.y / 2.0f,
0.5f, 1.5f);
canvasCam.transform.localPosition = Vector3.zero;
canvasCam.transform.Translate(-canvasRectangle.forward, Space.World);
canvasCam.transform.rotation = canvasRectangle.rotation;
canvasToProject.worldCamera = canvasCam;
}
else
{
canvasCam = canvasToProject.worldCamera;
}
if (canvasToProject.worldCamera.targetTexture == null)
{
//new RenderTexture
canvasToTexture = new RenderTexture((int)tTarget.ProjectionResolution, (int)((float)tTarget.ProjectionResolution * (canvasRectangle.rect.height / canvasRectangle.rect.width)), 0);
canvasToTexture.name = "AnyUI_RenderTexture" + canvasToProject.gameObject.name + System.Guid.NewGuid().ToString();
if (!AssetDatabase.IsValidFolder("Assets/AnyUI/AnyUIRenderTexturesAndMaterials"))
{
AssetDatabase.CreateFolder("Assets/AnyUI", "AnyUIRenderTexturesAndMaterials");
}
AssetDatabase.CreateAsset(canvasToTexture, "Assets/AnyUI/AnyUIRenderTexturesAndMaterials/" + canvasToTexture.name + ".renderTexture");
canvasCam.targetTexture = canvasToTexture;
}
else
{
canvasToTexture = canvasCam.targetTexture;
}
}
protected override void Start()
{
base.Start();
receiver = CanvasToProject != null?CanvasToProject.GetComponent <AnyUiCanvas>() : null;
}