internal static Texture2D BuildPreviewTexture(UnityEngine.Object obj, int width, int height)
{
Texture2D previewTex = null;
var sprite = SVGImporter.GetImportedSprite(obj);
if (sprite != null)
{
var mat = SVGImporter.CreateSVGSpriteMaterial(sprite);
previewTex = VectorUtils.RenderSpriteToTexture2D(sprite, width, height, mat, 4);
Material.DestroyImmediate(mat);
}
#if UNITY_2019_3_OR_NEWER
else
{
Vector2[] vertices = null;
UInt16[] indices = null;
Vector2[] uvs = null;
Color[] colors = null;
Vector2[] settings = null;
Texture2D atlas = null;
Vector2 size = Vector2.zero;
if (InternalBridge.GetDataFromVectorImage(obj, ref vertices, ref indices, ref uvs, ref colors, ref settings, ref atlas, ref size))
{
var mat = SVGImporter.CreateSVGSpriteMaterial(atlas != null);
previewTex = InternalBridge.RenderVectorImageToTexture2D(obj, width, height, mat, 4);
Material.DestroyImmediate(mat);
}
}
#endif
return(previewTex);
}
public override void OnPreviewGUI(Rect r, GUIStyle background)
{
if (Event.current.type != EventType.Repaint)
{
return;
}
background.Draw(r, false, false, false, false);
var sprite = SVGImporter.GetImportedSprite(assetTarget);
if (sprite == null)
{
if (assetTarget is Texture2D)
{
EditorGUI.DrawTextureTransparent(r, (Texture2D)assetTarget, ScaleMode.ScaleToFit, 0.0f, 0);
}
return;
}
float zoomLevel = Mathf.Min(r.width / sprite.rect.width, r.height / sprite.rect.height);
Rect wantedRect = new Rect(r.x, r.y, sprite.rect.width * zoomLevel, sprite.rect.height * zoomLevel);
wantedRect.center = r.center;
var previewTex = BuildPreviewTexture(sprite, (int)wantedRect.width, (int)wantedRect.height);
if (previewTex != null)
{
EditorGUI.DrawTextureTransparent(r, previewTex, ScaleMode.ScaleToFit);
UnityEngine.Object.DestroyImmediate(previewTex);
}
}
public override void OnPreviewGUI(Rect r, GUIStyle background)
{
if (Event.current.type != EventType.Repaint)
{
return;
}
background.Draw(r, false, false, false, false);
Texture2D previewTex = null;
var sourceSize = Vector2.zero;
#if UNITY_2019_3_OR_NEWER
UnityEngine.Object vectorImage = null;
Texture2D vectorImageAtlas = null;
#endif
var sprite = SVGImporter.GetImportedSprite(assetTarget);
if (sprite == null)
{
if (assetTarget is Texture2D)
{
EditorGUI.DrawTextureTransparent(r, (Texture2D)assetTarget, ScaleMode.ScaleToFit, 0.0f, 0);
return;
}
#if UNITY_2019_3_OR_NEWER
Vector2[] vertices = null;
UInt16[] indices = null;
Vector2[] uvs = null;
Color[] colors = null;
Vector2[] settingIndices = null;
Texture2D atlas = null;
Vector2 size = Vector2.zero;
InternalBridge.GradientSettingsBridge[] settings = null;
if (InternalBridge.GetDataFromVectorImage(assetTarget, ref vertices, ref indices, ref uvs, ref colors, ref settingIndices, ref settings, ref atlas, ref size))
{
vectorImage = assetTarget;
vectorImageAtlas = atlas;
sourceSize = size;
}
#endif
}
else
{
sourceSize = sprite.rect.size;
}
float zoomLevel = Mathf.Min(r.width / sourceSize.x, r.height / sourceSize.y);
Rect wantedRect = new Rect(r.x, r.y, sourceSize.x * zoomLevel, sourceSize.y * zoomLevel);
wantedRect.center = r.center;
previewTex = BuildPreviewTexture(assetTarget, (int)wantedRect.width, (int)wantedRect.height);
if (previewTex != null)
{
EditorGUI.DrawTextureTransparent(r, previewTex, ScaleMode.ScaleToFit);
Texture2D.DestroyImmediate(previewTex);
}
}
public Sprite GetSprite()
{
var sprite = GetImporter().GetImportingSprite();
if (sprite == null)
{
sprite = SVGImporter.GetImportedSprite(GetImporter().assetPath);
}
return(sprite);
}
public override Texture2D RenderStaticPreview(string assetPath, UnityEngine.Object[] subAssets, int width, int height)
{
var sprite = SVGImporter.GetImportedSprite(assetTarget);
if (sprite == null)
{
return(null);
}
return(BuildPreviewTexture(sprite, width, height));
}
public override string GetInfoString()
{
var sprite = SVGImporter.GetImportedSprite(assetTarget);
if (sprite == null)
{
var tex = assetTarget as Texture2D;
if (tex == null)
{
return("");
}
return(InternalEditorBridge.GetTextureInfoString(tex));
}
int vertexCount = sprite.vertices.Length;
int indexCount = sprite.triangles.Length;
var stats = "" + vertexCount + " Vertices (Pos";
int vertexSize = sizeof(float) * 2;
if (sprite.HasVertexAttribute(VertexAttribute.Color))
{
stats += ", Col";
vertexSize += 4;
}
if (sprite.HasVertexAttribute(VertexAttribute.TexCoord0))
{
stats += ", TexCoord0";
vertexSize += sizeof(float) * 2;
}
if (sprite.HasVertexAttribute(VertexAttribute.TexCoord1))
{
stats += ", TexCoord1";
vertexSize += sizeof(float) * 2;
}
if (sprite.HasVertexAttribute(VertexAttribute.TexCoord2))
{
stats += ", TexCoord2";
vertexSize += sizeof(float) * 2;
}
stats += ") " + HumanReadableSize(vertexSize * vertexCount + indexCount * 2);
return(stats);
}
public void Load(SerializedObject so)
{
var importer = so.targetObject as SVGImporter;
var sprite = SVGImporter.GetImportedSprite(importer.assetPath);
if (sprite == null)
{
return;
}
SpriteRect.name = sprite.name;
int targetWidth;
int targetHeight;
importer.TextureSizeForSpriteEditor(sprite, out targetWidth, out targetHeight);
SpriteRect.rect = new Rect(0, 0, targetWidth, targetHeight);
var textureSize = new Vector2(targetWidth, targetHeight);
var baseSP = so.FindProperty("m_SpriteData");
var spriteRectSP = baseSP.FindPropertyRelative("SpriteRect");
SpriteRect.border = spriteRectSP.FindPropertyRelative("m_Border").vector4Value;
SpriteRect.pivot = sprite.pivot / textureSize;
var guidSP = spriteRectSP.FindPropertyRelative("m_SpriteID");
SpriteRect.spriteID = new GUID(guidSP.stringValue);
SpriteRect.alignment = SpriteAlignment.Center;
if (Enum.IsDefined(typeof(SpriteAlignment), (int)importer.Alignment))
{
SpriteRect.alignment = (SpriteAlignment)importer.Alignment;
}
else if (importer.Alignment == VectorUtils.Alignment.SVGOrigin)
{
SpriteRect.alignment = SpriteAlignment.Custom;
}
m_PrevAlignment = SpriteRect.alignment;
m_PrevPivot = SpriteRect.pivot;
}