/// <summary>
/// (Re-)render the preview image if we need to.
/// Doing it in Update avoids the game 'flickering' in the background that can occur if rendering occurs at random times.
/// Called by Unity every frame.
/// </summary>
public override void Update()
{
base.Update();
// Don't do anything if a render hasn't been signalled.
if (!queueRender)
{
return;
}
// Clear flag.
queueRender = false;
// Don't do anything if there's no prefab to render.
if (renderPrefab == null)
{
return;
}
// If the selected building has colour variations, temporarily set the colour to the default for rendering.
if (renderPrefab.m_useColorVariations)
{
Color originalColor = renderPrefab.m_material.color;
renderPrefab.m_material.color = renderPrefab.m_color0;
previewRender.Render(false);
renderPrefab.m_material.color = originalColor;
}
else
{
// No temporary colour change needed.
previewRender.Render(false);
}
}
/// <summary>
/// Render the preview image.
/// </summary>
private void RenderPreview()
{
if (renderPrefab == null)
{
return;
}
// If the selected building has colour variations, temporarily set the colour to the default for rendering.
if (renderPrefab.m_useColorVariations)
{
Color originalColor = renderPrefab.m_material.color;
renderPrefab.m_material.color = renderPrefab.m_color0;
previewRender.Render(false);
renderPrefab.m_material.color = originalColor;
}
else
{
// No temporary colour change needed.
previewRender.Render(false);
}
}
/// <summary>
/// Generates building thumbnail images (normal, focused, hovered, pressed and disabled) for the given building prefab.
/// Thumbnails are no longer applied to the m_Thumbnail and m_Atlas fields of the prefab, but to the BuildingData record.
/// </summary>
/// <param name="prefab">The BuildingInfo prefab to generate thumbnails for</param>
/// <param name="name">The display name of the prefab.</param>
internal void CreateThumbnail(BuildingData building)
{
// Reset zoom.
renderer.Zoom = 4f;
// Don't do anything with null prefabs.
if (building?.prefab == null)
{
return;
}
// Set mesh and material for render.
if (!renderer.SetTarget(building.prefab))
{
// Something went wrong - this isn't a valid rendering target; exit.
Logging.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;
renderer.Render(true);
building.prefab.m_material.color = originalColor;
}
else
{
// No temporary colour change needed.
renderer.Render(true);
}
// Back up game's current active texture.
RenderTexture gameActiveTexture = RenderTexture.active;
// Convert the render to a 2D texture.
Texture2D thumbnailTexture = new Texture2D(renderer.Texture.width, renderer.Texture.height);
RenderTexture.active = renderer.Texture;
thumbnailTexture.ReadPixels(new Rect(0f, 0f, (float)renderer.Texture.width, (float)renderer.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 our building data record.
building.thumbnailAtlas = thumbnailAtlas;
}
/// <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";
}