MMPC/alternativa-editor-mod
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props preview draw little optimization

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This commit is contained in:
Tubix
2024-12-22 18:18:50 +00:00
parent e988a7d68a
commit e0cf02c1ac
1 changed files with 17 additions and 4 deletions
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21
src/alternativa/editor/Preview.as
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@@ -20,6 +20,7 @@ package alternativa.editor
import alternativa.engine3d.objects.Mesh;
import alternativa.engine3d.materials.Material;
import alternativa.engine3d.materials.TextureMaterial;
import flash.display.Stage;
public class Preview extends UIComponent
{
@@ -36,6 +37,8 @@ package alternativa.editor
private var propDistance:Map;
private var _renderingBlocked:Boolean = false;
private var _stage3dBitmapData:BitmapData = null;
public function Preview()
{
@@ -178,13 +181,23 @@ package alternativa.editor
this.cameraContainer.rotationZ = 0; //TODO adjust angle
//draw to bitmap
var screenBitmap:BitmapData = new BitmapData(stage.width, stage.height, true, 0xff000000);
var stage:Stage = this.stage;
if(_stage3dBitmapData != null &&
(_stage3dBitmapData.width != stage.width || _stage3dBitmapData.height != stage.height))
{
_stage3dBitmapData.dispose();
_stage3dBitmapData = null;
}
if(_stage3dBitmapData == null)
{
_stage3dBitmapData = new BitmapData(stage.width, stage.height, true, 0xff000000);
}
View.getStaticDevice().clear(1,1,1); //clear buffers to avoid context3d error
this.scene.calculate(false);
view.getContext3D().drawToBitmapData(screenBitmap);
view.getContext3D().drawToBitmapData(_stage3dBitmapData);
//clean up
var mesh:Mesh = (param1.object as Mesh);
@@ -216,11 +229,11 @@ package alternativa.editor
matrix.tx = -imagePos.x * scale;
matrix.ty = -imagePos.y * scale;
bitmapData.draw(screenBitmap,matrix);
screenBitmap.dispose();
bitmapData.draw(_stage3dBitmapData,matrix);
return new Bitmap(bitmapData);
//original:
/*var loc2:BitmapData = new BitmapData(ICON_SIZE,ICON_SIZE,false,0);
var loc3:Matrix = tmpMatrix;
loc3.a = ICON_SIZE / this.view.width;