void DrawPreviewWindow(BlockData block)
{
GUILayoutUtility.GetRect(144, 10f, GUILayout.ExpandWidth(false));
var rect = GUILayoutUtility.GetRect(144f, 144f, GUILayout.ExpandWidth(false));
if (previewCamera == null)
{
GameObject camObj = new GameObject("PreviewCamera");
camObj.hideFlags = HideFlags.HideAndDontSave;
previewCamera = camObj.AddComponent <Camera>();
previewCamera.clearFlags = CameraClearFlags.SolidColor;
previewCamera.cullingMask = LayerMask.GetMask("EditorBlock");
if (EditorGUIUtility.isProSkin)
{
previewCamera.backgroundColor = (Color)(new Color32(51, 51, 51, 0));
}
else
{
previewCamera.backgroundColor = (Color)(new Color32(135, 135, 135, 0));
}
previewCamera.orthographic = true;
previewCamera.orthographicSize = 1f;
previewCamera.enabled = false;
}
if (previewMesh == null)
{
previewMesh = new GameObject("PreviewMesh");
MeshFilter meshFilter = previewMesh.AddComponent <MeshFilter>();
previewMesh.AddComponent <MeshRenderer>();
meshFilter.mesh = new Mesh();
previewMesh.layer = LayerMask.NameToLayer("EditorBlock");
MeshUtility.CreatePreviewCube(meshFilter);
previewMesh.hideFlags = HideFlags.HideAndDontSave;
previewMesh.transform.position = previewCamera.gameObject.transform.position + previewCamera.gameObject.transform.forward * 2f;
previewMesh.transform.Rotate(-35f, 0f, -35f);
}
if (previewMaterials == null)
{
previewMaterials = new Material[6];
for (int j = 0; j < 6; j++)
{
previewMaterials[j] = new Material(Shader.Find("Unlit/Transparent"));
previewMaterials[j].hideFlags = HideFlags.HideAndDontSave;
}
previewMesh.GetComponent <MeshRenderer>().materials = previewMaterials;
UpdatePreviewModelTextures(block);
}
if (previewCamera)
{
previewCamera.Render();
Handles.DrawCamera(rect, previewCamera, DrawCameraMode.Normal);
EditorGUILayout.BeginHorizontal();
bool leftButton = GUILayout.RepeatButton(EditorGUIUtility.IconContent("Animation.Reverse"), EditorStyles.miniButton, GUILayout.ExpandWidth(false), GUILayout.Height(16f));
bool rightButton = GUILayout.RepeatButton(EditorGUIUtility.IconContent("Animation.Forward"), EditorStyles.miniButton, GUILayout.ExpandWidth(false), GUILayout.Height(16f));
if (leftButton)
{
manualSpinPreview = -1;
spinPreview = false;
}
else if (rightButton)
{
manualSpinPreview = 1;
spinPreview = false;
}
else
{
manualSpinPreview = 0;
}
if (GUILayout.Button(spinPreview ? EditorGUIUtility.IconContent("Animation.Pause") : EditorGUIUtility.IconContent("Animation.Play"), EditorStyles.miniButton, GUILayout.ExpandWidth(false), GUILayout.Height(16f)))
{
spinPreview = !spinPreview;
}
if (GUILayout.Button(showPreviewMeshLegend ? "Textured" : " Legend ", EditorStyles.miniButton, GUILayout.ExpandWidth(false), GUILayout.Height(16f)))
{
showPreviewMeshLegend = !showPreviewMeshLegend;
UpdatePreviewModelTextures(block);
}
EditorGUILayout.EndHorizontal();
}
else
{
Debug.LogError("No preview Camera");
}
}
void UpdatePreviewModel(ItemData item)
{
if (previewMesh != null)
{
DestroyImmediate(previewMesh);
}
if (item == null)
{
return;
}
if (item.modelType == ItemData.ModelType.Cube)
{
if (item.placeableBlockID >= blockDatabase.blocks.Count)
{
return;
}
BlockData block = blockDatabase.blocks[item.placeableBlockID];
previewMesh = new GameObject("PreviewMesh");
MeshFilter meshFilter = previewMesh.AddComponent <MeshFilter>();
MeshRenderer meshRenderer = previewMesh.AddComponent <MeshRenderer>();
meshRenderer.material = previewMaterial;
meshFilter.mesh = new Mesh();
MeshUtility.CreatePreviewCube(meshFilter);
meshRenderer.materials = previewMaterials;
if (previewMaterials != null)
{
for (int j = 0; j < 6; j++)
{
if (block.textures[j] == null)
{
previewMaterials[j].mainTexture = EditorGUIUtility.IconContent(previewMeshIcons[j]).image;
}
else
{
previewMaterials[j].mainTexture = block.textures[j];
}
}
}
previewMesh.hideFlags = HideFlags.HideAndDontSave;
previewMesh.transform.position = previewCamera.gameObject.transform.position + previewCamera.gameObject.transform.forward * 2f;
previewMesh.transform.rotation = Quaternion.Euler(-35f, rotationY, -35f);
}
else if (item.modelType == ItemData.ModelType.Sprite)
{
if (item.sprite == null)
{
return;
}
previewMesh = CreateSprite(item.sprite);
previewMesh.transform.rotation = Quaternion.Euler(0f, rotationY, 0f);
previewMesh.transform.position =
previewCamera.gameObject.transform.position
+ previewCamera.gameObject.transform.forward * 2f
+ previewCamera.gameObject.transform.up * -0.5f;
}
else if (item.modelType == ItemData.ModelType.Custom)
{
if (item.customModel == null)
{
return;
}
previewMesh = GameObject.Instantiate(item.customModel);
previewMesh.transform.position =
previewCamera.gameObject.transform.position
+ previewCamera.gameObject.transform.forward * 2f;
previewMesh.transform.rotation = Quaternion.Euler(-35f, rotationY, -35f);
}
previewMesh.layer = LayerMask.NameToLayer("EditorItem");
}