commit 6ec11bc3a80341206be9506619deb7f9171d38c9
author Jason Sams <rjsams@android.com> Tue Jan 19 17:56:52 2010 -0800
committer Jason Sams <rjsams@android.com> Tue Jan 19 17:56:52 2010 -0800
tree 2e83292bcaedd43cb370fe10e7e650e7d8174fbd
parent b4ecab24dbff6e6dc9e7929655a55199fc32e8dd

Change text labels from RGBA to ALPHA8.  Reduces memory usage and may increase performance.

res/raw/allapps.rs

diff --git a/res/raw/allapps.rs b/res/raw/allapps.rs
index edbbcd8..8cbbea2 100644
--- a/res/raw/allapps.rs
+++ b/res/raw/allapps.rs
@@ -106,7 +106,7 @@
     if (g_LastTouchDown) {
         float dx = -(state->newPositionX - g_LastPositionX);
         g_PosVelocity = 0;
-        g_PosPage += dx * 4;
+        g_PosPage += dx * 5.2f;
 
         float pmin = -0.49f;
         float pmax = g_PosMax + 0.49f;

src/com/android/launcher2/AllAppsView.java

diff --git a/src/com/android/launcher2/AllAppsView.java b/src/com/android/launcher2/AllAppsView.java
index 2057276..424bc55 100644
--- a/src/com/android/launcher2/AllAppsView.java
+++ b/src/com/android/launcher2/AllAppsView.java
@@ -784,6 +784,7 @@
         private ProgramStore mPSText;
         private ProgramFragment mPFColor;
         private ProgramFragment mPFTexMip;
+        private ProgramFragment mPFTexMipAlpha;
         private ProgramFragment mPFTexNearest;
         private ProgramVertex mPV;
         private ProgramVertex mPVOrtho;
@@ -1015,6 +1016,13 @@
             mPFTexNearest = bf.create();
             mPFTexNearest.setName("PFTexNearest");
             mPFTexNearest.bindSampler(nearest, 0);
+
+            bf.setTexture(ProgramFragment.Builder.EnvMode.MODULATE,
+                          ProgramFragment.Builder.Format.ALPHA, 0);
+            mPFTexMipAlpha = bf.create();
+            mPFTexMipAlpha.setName("PFTexMipAlpha");
+            mPFTexMipAlpha.bindSampler(linear, 0);
+
         }
 
         private void initProgramStore() {
@@ -1152,7 +1160,7 @@
             mIcons[index] = Allocation.createFromBitmap(mRS, item.iconBitmap,
                     Element.RGBA_8888(mRS), true);
             mLabels[index] = Allocation.createFromBitmap(mRS, item.titleBitmap,
-                    Element.RGBA_8888(mRS), true);
+                    Element.A_8(mRS), true);
             mIconIds[index] = mIcons[index].getID();
             mLabelIds[index] = mLabels[index].getID();
         }

src/com/android/launcher2/Utilities.java

diff --git a/src/com/android/launcher2/Utilities.java b/src/com/android/launcher2/Utilities.java
index 507096c..94e281b 100644
--- a/src/com/android/launcher2/Utilities.java
+++ b/src/com/android/launcher2/Utilities.java
@@ -415,7 +415,7 @@
 
         /** You own the bitmap after this and you must call recycle on it. */
         Bitmap createTextBitmap(String text) {
-            Bitmap b = Bitmap.createBitmap(mBitmapWidth, mBitmapHeight, Bitmap.Config.ARGB_8888);
+            Bitmap b = Bitmap.createBitmap(mBitmapWidth, mBitmapHeight, Bitmap.Config.ALPHA_8);
             Canvas c = new Canvas(b);
 
             StaticLayout layout = new StaticLayout(text, mTextPaint, (int)mTextWidth,