/// <summary>
/// Search the given sprite asset and fallbacks for a sprite whose hash code value of its name matches the target hash code.
/// </summary>
/// <param name="spriteAsset">The Sprite Asset to search for the given sprite whose name matches the hashcode value</param>
/// <param name="hashCode">The hash code value matching the name of the sprite</param>
/// <param name="includeFallbacks">Include fallback sprite assets in the search</param>
/// <param name="spriteIndex">The index of the sprite matching the provided hash code</param>
/// <returns>The Sprite Asset that contains the sprite</returns>
public static TMP_SpriteAsset SearchForSpriteByHashCode(TMP_SpriteAsset spriteAsset, int hashCode, bool includeFallbacks, out int spriteIndex)
{
// Make sure sprite asset is not null
if (spriteAsset == null)
{
spriteIndex = -1; return(null);
}
spriteIndex = spriteAsset.GetSpriteIndexFromHashcode(hashCode);
if (spriteIndex != -1)
{
return(spriteAsset);
}
// Initialize list to track instance of Sprite Assets that have already been searched.
if (k_searchedSpriteAssets == null)
{
k_searchedSpriteAssets = new List <int>();
}
k_searchedSpriteAssets.Clear();
int id = spriteAsset.GetInstanceID();
// Add to list of font assets already searched.
k_searchedSpriteAssets.Add(id);
if (includeFallbacks && spriteAsset.fallbackSpriteAssets != null && spriteAsset.fallbackSpriteAssets.Count > 0)
{
return(SearchForSpriteByHashCodeInternal(spriteAsset.fallbackSpriteAssets, hashCode, includeFallbacks, out spriteIndex));
}
// Search default sprite asset potentially assigned in the TMP Settings.
if (includeFallbacks && TMP_Settings.defaultSpriteAsset != null)
{
return(SearchForSpriteByHashCodeInternal(TMP_Settings.defaultSpriteAsset, hashCode, includeFallbacks, out spriteIndex));
}
spriteIndex = -1;
return(null);
}
/// <summary>
/// Add new Sprite Asset to dictionary.
/// </summary>
/// <param name="hashCode"></param>
/// <param name="spriteAsset"></param>
public static void AddSpriteAsset(int hashCode, TMP_SpriteAsset spriteAsset)
{
MaterialReferenceManager.instance.AddSpriteAssetInternal(hashCode, spriteAsset);
}
/// <summary>
/// Add new Sprite Asset to dictionary.
/// </summary>
/// <param name="hashCode"></param>
/// <param name="spriteAsset"></param>
public static void AddSpriteAsset(TMP_SpriteAsset spriteAsset)
{
MaterialReferenceManager.instance.AddSpriteAssetInternal(spriteAsset);
}
/// <summary>
/// Function returning the Sprite Asset corresponding to the provided hash code.
/// </summary>
/// <param name="hashCode"></param>
/// <param name="spriteAsset"></param>
/// <returns></returns>
public static bool TryGetSpriteAsset(int hashCode, out TMP_SpriteAsset spriteAsset)
{
return(MaterialReferenceManager.instance.TryGetSpriteAssetInternal(hashCode, out spriteAsset));
}
IEnumerator DoSpriteAnimationInternal(int currentCharacter, TMP_SpriteAsset spriteAsset, int start, int end, int framerate)
{
if (m_TextComponent == null)
{
yield break;
}
// We yield otherwise this gets called before the sprite has rendered.
yield return(null);
int currentFrame = start;
// Make sure end frame does not exceed the number of sprites in the sprite asset.
if (end > spriteAsset.spriteInfoList.Count)
{
end = spriteAsset.spriteInfoList.Count - 1;
}
// Get a reference to the geometry of the current character.
TMP_CharacterInfo charInfo = m_TextComponent.textInfo.characterInfo[currentCharacter];
int materialIndex = charInfo.materialReferenceIndex;
int vertexIndex = charInfo.vertexIndex;
TMP_MeshInfo meshInfo = m_TextComponent.textInfo.meshInfo[materialIndex];
float elapsedTime = 0;
float targetTime = 1f / Mathf.Abs(framerate);
while (true)
{
if (elapsedTime > targetTime)
{
elapsedTime = 0;
// Get a reference to the current sprite
TMP_Sprite sprite = spriteAsset.spriteInfoList[currentFrame];
// Update the vertices for the new sprite
Vector3[] vertices = meshInfo.vertices;
Vector2 origin = new Vector2(charInfo.origin, charInfo.baseLine);
float spriteScale = charInfo.fontAsset.fontInfo.Ascender / sprite.height * sprite.scale * charInfo.scale;
Vector3 bl = new Vector3(origin.x + sprite.xOffset * spriteScale, origin.y + (sprite.yOffset - sprite.height) * spriteScale);
Vector3 tl = new Vector3(bl.x, origin.y + sprite.yOffset * spriteScale);
Vector3 tr = new Vector3(origin.x + (sprite.xOffset + sprite.width) * spriteScale, tl.y);
Vector3 br = new Vector3(tr.x, bl.y);
vertices[vertexIndex + 0] = bl;
vertices[vertexIndex + 1] = tl;
vertices[vertexIndex + 2] = tr;
vertices[vertexIndex + 3] = br;
// Update the UV to point to the new sprite
Vector2[] uvs0 = meshInfo.uvs0;
Vector2 uv0 = new Vector2(sprite.x / spriteAsset.spriteSheet.width, sprite.y / spriteAsset.spriteSheet.height);
Vector2 uv1 = new Vector2(uv0.x, (sprite.y + sprite.height) / spriteAsset.spriteSheet.height);
Vector2 uv2 = new Vector2((sprite.x + sprite.width) / spriteAsset.spriteSheet.width, uv1.y);
Vector2 uv3 = new Vector2(uv2.x, uv0.y);
uvs0[vertexIndex + 0] = uv0;
uvs0[vertexIndex + 1] = uv1;
uvs0[vertexIndex + 2] = uv2;
uvs0[vertexIndex + 3] = uv3;
// Update the modified vertex attributes
meshInfo.mesh.vertices = vertices;
meshInfo.mesh.uv = uvs0;
m_TextComponent.UpdateGeometry(meshInfo.mesh, materialIndex);
if (framerate > 0)
{
if (currentFrame < end)
{
currentFrame += 1;
}
else
{
currentFrame = start;
}
}
else
{
if (currentFrame > start)
{
currentFrame -= 1;
}
else
{
currentFrame = end;
}
}
}
elapsedTime += Time.deltaTime;
yield return(null);
}
}
