public List <GameObject> OverlapSphere(Sphere sphere)
{
return(_gameObjectSphereTree.OverlapSphere(sphere));
}
public Texture2D GeneratePreview(Prefab prefab)
{
if (prefab == null || prefab.UnityPrefab == null || !_isPreiewGenSessionActive)
{
return(null);
}
Camera renderCam = GetRenderCamera();
renderCam.backgroundColor = _backgroundColor;
renderCam.orthographic = false;
renderCam.fieldOfView = 65.0f;
renderCam.targetTexture = GetRenderTexture();
renderCam.clearFlags = CameraClearFlags.Color;
renderCam.nearClipPlane = 0.0001f;
if (renderCam.targetTexture == null)
{
return(null);
}
RenderTexture oldRenderTexture = UnityEngine.RenderTexture.active;
RenderTexture.active = renderCam.targetTexture;
GL.Clear(true, true, _backgroundColor);
GameObject previewObjectRoot = GameObject.Instantiate(prefab.UnityPrefab);
previewObjectRoot.hideFlags = HideFlags.HideAndDontSave;
Transform previewObjectTransform = previewObjectRoot.transform;
previewObjectTransform.position = Vector3.zero;
previewObjectTransform.rotation = Quaternion.identity;
previewObjectTransform.localScale = prefab.InitialWorldScale;
Box worldBox = previewObjectRoot.GetHierarchyWorldBox();
Sphere worldSphere = worldBox.GetEncpasulatingSphere();
Sphere sceneSphere = Octave3DWorldBuilder.ActiveInstance.Octave3DScene.GetEncapuslatingSphere();
Vector3 newPreviewSphereCenter = sceneSphere.Center - Vector3.right * (sceneSphere.Radius + worldSphere.Radius + 90.0f);
previewObjectTransform.position += (newPreviewSphereCenter - worldSphere.Center);
worldBox = previewObjectRoot.GetHierarchyWorldBox();
worldSphere = worldBox.GetEncpasulatingSphere();
Transform camTransform = renderCam.transform;
camTransform.rotation = Quaternion.identity;
camTransform.rotation = Quaternion.AngleAxis(-45.0f, Vector3.up) * Quaternion.AngleAxis(35.0f, camTransform.right);
camTransform.position = worldSphere.Center - camTransform.forward * (worldSphere.Radius * 2.0f + renderCam.nearClipPlane);
SetPreviewLightsActive(true);
SetupPreviewLights();
renderCam.Render();
SetPreviewLightsActive(false);
/*GL.PushMatrix();
* GL.LoadProjectionMatrix(renderCam.projectionMatrix);
*
* List<GameObject> allPreviewObjects = previewObjectRoot.GetAllChildrenIncludingSelf();
* foreach (var previewObject in allPreviewObjects)
* {
* MeshFilter meshFilter = previewObject.GetComponent<MeshFilter>();
* if (meshFilter != null)
* {
* Mesh mesh = meshFilter.sharedMesh;
* if (mesh == null) continue;
* MeshRenderer meshRenderer = previewObject.GetComponent<MeshRenderer>();
* if (meshRenderer == null) continue;
*
* Matrix4x4 worldMatrix = previewObject.transform.localToWorldMatrix;
* Matrix4x4 modelViewMtx = renderCam.worldToCameraMatrix * worldMatrix;
* for (int subMeshIndex = 0; subMeshIndex < mesh.subMeshCount; ++subMeshIndex)
* {
* Material material = meshRenderer.sharedMaterials[subMeshIndex];
* if (material == null) continue;
* material.SetPass(0);
*
* //Graphics.DrawMeshNow(mesh, modelViewMtx, subMeshIndex);
* Graphics.DrawMesh(mesh, worldMatrix, material, previewObjectRoot.layer, renderCam, subMeshIndex);
* }
* }
* }
* GL.PopMatrix();*/
GameObject.DestroyImmediate(previewObjectRoot);
Texture2D previewTexture = new Texture2D(_previewWidth, _previewHeight, TextureFormat.ARGB32, true, true);
previewTexture.ReadPixels(new Rect(0, 0, _previewWidth, _previewHeight), 0, 0);
previewTexture.Apply();
UnityEngine.RenderTexture.active = oldRenderTexture;
return(previewTexture);
}
