/// <summary>
/// Constructor.
/// </summary>
public ThumbnailGenerator()
{
Logging.Message("creating thumbnail generator");
// Get local reference from parent.
renderer = ThumbnailManager.Renderer;
// Size and setting for thumbnail images: 109 x 100, doubled for anti-aliasing.
renderer.Size = new Vector2(109, 100) * 2f;
renderer.CameraRotation = 210f;
}
/// <summary>
/// Cleans up when finished.
/// </summary>
internal static void Close()
{
if (gameObject != null)
{
// Destroy gameobject components.
GameObject.Destroy(_renderer);
GameObject.Destroy(gameObject);
// Let the garbage collector cleanup.
_generator = null;
_renderer = null;
gameObject = null;
}
}
/// <summary>
/// Creates our renderer GameObject.
/// </summary>
internal static void Create()
{
try
{
// If no instance already set, create one.
if (gameObject == null)
{
// Give it a unique name for easy finding with ModTools.
gameObject = new GameObject("RICOThumbnailRenderer");
gameObject.transform.parent = UIView.GetAView().transform;
// Add our queue manager and renderer directly to the gameobject.
_renderer = gameObject.AddComponent <UIPreviewRenderer>();
_generator = new ThumbnailGenerator();
}
}
catch (Exception e)
{
Logging.LogException(e, "exception creating renderer");
}
}
/// <summary>
/// Performs initial setup for the panel; we no longer use Start() as that's not sufficiently reliable (race conditions), and is no longer needed, with the new create/destroy process.
/// </summary>
internal void Setup()
{
// Set background and sprites.
backgroundSprite = "GenericPanel";
previewSprite = AddUIComponent <UITextureSprite>();
previewSprite.size = size;
previewSprite.relativePosition = Vector3.zero;
noPreviewSprite = AddUIComponent <UISprite>();
noPreviewSprite.size = size;
noPreviewSprite.relativePosition = Vector3.zero;
// Initialise renderer; use double size for anti-aliasing.
previewRender = gameObject.AddComponent <UIPreviewRenderer>();
previewRender.Size = previewSprite.size * 2;
// Click-and-drag rotation.
eventMouseDown += (component, mouseEvent) =>
{
eventMouseMove += RotateCamera;
};
eventMouseUp += (component, mouseEvent) =>
{
eventMouseMove -= RotateCamera;
};
// Zoom with mouse wheel.
eventMouseWheel += (component, mouseEvent) =>
{
previewRender.Zoom -= Mathf.Sign(mouseEvent.wheelDelta) * 0.25f;
// Render updated image.
RenderPreview();
};
// Display building name.
buildingName = AddUIComponent <UILabel>();
buildingName.textScale = 0.9f;
buildingName.useDropShadow = true;
buildingName.dropShadowColor = new Color32(80, 80, 80, 255);
buildingName.dropShadowOffset = new Vector2(2, -2);
buildingName.text = "Name";
buildingName.isVisible = false;
buildingName.relativePosition = new Vector3(5, 10);
// Display building level.
buildingLevel = AddUIComponent <UILabel>();
buildingLevel.textScale = 0.9f;
buildingLevel.useDropShadow = true;
buildingLevel.dropShadowColor = new Color32(80, 80, 80, 255);
buildingLevel.dropShadowOffset = new Vector2(2, -2);
buildingLevel.text = "Level";
buildingLevel.isVisible = false;
buildingLevel.relativePosition = new Vector3(5, height - 20);
// Display building size.
buildingSize = AddUIComponent <UILabel>();
buildingSize.textScale = 0.9f;
buildingSize.useDropShadow = true;
buildingSize.dropShadowColor = new Color32(80, 80, 80, 255);
buildingSize.dropShadowOffset = new Vector2(2, -2);
buildingSize.text = "Size";
buildingSize.isVisible = false;
buildingSize.relativePosition = new Vector3(width - 50, height - 20);
}
/// <summary>
/// Generates building thumbnail images (normal, focused, hovered, pressed and disabled) for the given building prefab.
/// Thumbnails are applied to the m_Thumbnail and m_Atlas fields of the prefab.
/// </summary>
/// <param name="prefab">The BuildingInfo prefab to generate thumbnails for</param>
/// <param name="name">The display name of the prefab.</param>
internal static void CreateThumbnail(BuildingData building)
{
// Create the renderer if it hasn't already been set up.
if (thumbnailRenderer == null)
{
// Use a unique GameObject name to help find it with ModTools.
thumbnailRenderer = new GameObject("RICORevisitedThumbnailRenderer").AddComponent <UIPreviewRenderer>();
// Size and setting for thumbnail images: 109 x 100, doubled for anti-aliasing.
thumbnailRenderer.Size = new Vector2(109, 100) * 2f;
thumbnailRenderer.CameraRotation = 210f;
}
// Reset zoom.
thumbnailRenderer.Zoom = 4f;
// Don't do anything with null prefabs or prefabs without buttons.
if (building == null || building.buildingButton == null)
{
return;
}
// Set mesh and material for render.
thumbnailRenderer.SetTarget(building.prefab);
if (thumbnailRenderer.Mesh == null)
{
// If the prefab itself has no mesh, see if there's any sub-buildings to render instead (e.g. Boston Residence Garage).
if (building.prefab.m_subBuildings.Count() > 0)
{
// Use first sub-building as render target; set mesh and material.
thumbnailRenderer.Mesh = building.prefab.m_subBuildings[0].m_buildingInfo.m_mesh;
thumbnailRenderer.material = building.prefab.m_subBuildings[0].m_buildingInfo.m_material;
}
}
// If we still haven't gotten a mesh after the above, then something's not right; exit.
if (thumbnailRenderer.Mesh == null)
{
Debugging.Message("no thumbnail generated for null mesh " + building.prefab.name);
return;
}
// If the selected building has colour variations, temporarily set the colour to the default for rendering.
if (building.prefab.m_useColorVariations)
{
Color originalColor = building.prefab.m_material.color;
building.prefab.m_material.color = building.prefab.m_color0;
thumbnailRenderer.Render(true);
building.prefab.m_material.color = originalColor;
}
else
{
// No temporary colour change needed.
thumbnailRenderer.Render(true);
}
// Back up game's current active texture.
RenderTexture gameActiveTexture = RenderTexture.active;
// Convert the render to a 2D texture.
Texture2D thumbnailTexture = new Texture2D(thumbnailRenderer.Texture.width, thumbnailRenderer.Texture.height);
RenderTexture.active = thumbnailRenderer.Texture;
thumbnailTexture.ReadPixels(new Rect(0f, 0f, (float)thumbnailRenderer.Texture.width, (float)thumbnailRenderer.Texture.height), 0, 0);
thumbnailTexture.Apply();
// Temporary texture for resizing render to thumbnail size (109 x 100).
RenderTexture resizingTexture = RenderTexture.GetTemporary(109, 100);
// Resize 2D texture (to 109 x 100) using trilinear filtering.
resizingTexture.filterMode = FilterMode.Trilinear;
thumbnailTexture.filterMode = FilterMode.Trilinear;
// Resize.
Graphics.Blit(thumbnailTexture, resizingTexture);
thumbnailTexture.Resize(109, 100);
thumbnailTexture.ReadPixels(new Rect(0, 0, 109, 100), 0, 0);
thumbnailTexture.Apply();
// Release temporary texture.
RenderTexture.ReleaseTemporary(resizingTexture);
// Restore game's current active texture.
RenderTexture.active = gameActiveTexture;
// Thumbnail texture name is the same as the building's displayed name.
thumbnailTexture.name = building.displayName;
// Create new texture atlas with thumnails.
UITextureAtlas thumbnailAtlas = ScriptableObject.CreateInstance <UITextureAtlas>();
thumbnailAtlas.name = "RICOThumbnails_" + building.displayName;
thumbnailAtlas.material = UnityEngine.Object.Instantiate <Material>(UIView.GetAView().defaultAtlas.material);
thumbnailAtlas.material.mainTexture = new Texture2D(1, 1, TextureFormat.ARGB32, false);
AddTexturesToAtlas(thumbnailAtlas, GenerateThumbnailVariants(thumbnailTexture));
// Add atlas to building button.
building.buildingButton.atlas = thumbnailAtlas;
building.buildingButton.normalFgSprite = thumbnailTexture.name;
// Variants.
building.buildingButton.focusedFgSprite = thumbnailTexture.name + "Focused";
building.buildingButton.hoveredFgSprite = thumbnailTexture.name + "Hovered";
building.buildingButton.pressedFgSprite = thumbnailTexture.name + "Pressed";
building.buildingButton.disabledFgSprite = thumbnailTexture.name + "Disabled";
}