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[core][ios][android][macos] Use premultiplied image directly for RasterTile and ImageSource, un-premultiply in the shader for blending

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This commit is contained in:
Asheem Mamoowala
2017-07-11 14:31:05 -07:00
parent 1d15ed64dc
commit 8ae7010546
15 changed files with 53 additions and 34 deletions
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28
platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/AnimatedImageSourceActivity.java
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@@ -1,10 +1,16 @@
package com.mapbox.mapboxsdk.testapp.activity.style;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.NonNull;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import com.mapbox.mapboxsdk.Mapbox;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.geometry.LatLngQuad;
import com.mapbox.mapboxsdk.maps.MapView;
@@ -106,17 +112,27 @@ public class AnimatedImageSourceActivity extends AppCompatActivity implements On
private MapboxMap mapboxMap;
private Handler handler;
private int[] drawables;
private Bitmap[] drawables;
private int drawableIndex;
Bitmap getBitmap(int resourceId) {
Context context = Mapbox.getApplicationContext();
Drawable drawable = ContextCompat.getDrawable(context, resourceId);
if (drawable instanceof BitmapDrawable) {
BitmapDrawable bitmapDrawable = (BitmapDrawable) drawable;
return bitmapDrawable.getBitmap();
}
return null;
}
RefreshImageRunnable(MapboxMap mapboxMap, Handler handler) {
this.mapboxMap = mapboxMap;
this.handler = handler;
drawables = new int[4];
drawables[0] = R.drawable.southeast_radar_0;
drawables[1] = R.drawable.southeast_radar_1;
drawables[2] = R.drawable.southeast_radar_2;
drawables[3] = R.drawable.southeast_radar_3;
drawables = new Bitmap[4];
drawables[0] = getBitmap(R.drawable.southeast_radar_0);
drawables[1] = getBitmap(R.drawable.southeast_radar_1);
drawables[2] = getBitmap(R.drawable.southeast_radar_2);
drawables[3] = getBitmap(R.drawable.southeast_radar_3);
drawableIndex = 1;
}