Split ProgramFragment and ProgramStore from RenderScript.java. Update Element and Type to new cached builder for easier app developement.

graphics/java/android/renderscript/ProgramFragment.java

@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.renderscript;
+
+
+import android.util.Config;
+import android.util.Log;
+
+
+/**
+ * @hide
+ *
+ **/
+public class ProgramFragment extends BaseObj {
+    public enum EnvMode {
+        REPLACE (0),
+        MODULATE (1),
+        DECAL (2);
+
+        int mID;
+        EnvMode(int id) {
+            mID = id;
+        }
+    }
+
+
+    ProgramFragment(int id, RenderScript rs) {
+        super(rs);
+        mID = id;
+    }
+
+    public void destroy() {
+        mRS.nProgramFragmentStoreDestroy(mID);
+        mID = 0;
+    }
+
+    public void bindTexture(Allocation va, int slot) {
+        mRS.nProgramFragmentBindTexture(mID, slot, va.mID);
+    }
+
+    public void bindSampler(RenderScript.Sampler vs, int slot) {
+        mRS.nProgramFragmentBindSampler(mID, slot, vs.mID);
+    }
+
+
+    public static class Builder {
+        public static final int MAX_SLOT = 2;
+        RenderScript mRS;
+        Element mIn;
+        Element mOut;
+
+        private class Slot {
+            Type mType;
+            EnvMode mEnv;
+            boolean mTexEnable;
+
+            Slot() {
+                mTexEnable = false;
+            }
+        }
+        Slot[] mSlots;
+
+        public Builder(RenderScript rs, Element in, Element out) {
+            mRS = rs;
+            mIn = in;
+            mOut = out;
+            mSlots = new Slot[MAX_SLOT];
+            for(int ct=0; ct < MAX_SLOT; ct++) {
+                mSlots[ct] = new Slot();
+            }
+        }
+
+        public void setType(int slot, Type t)
+            throws IllegalArgumentException {
+            if((slot < 0) || (slot >= MAX_SLOT)) {
+                throw new IllegalArgumentException("Slot ID out of range.");
+            }
+
+            mSlots[slot].mType = t;
+        }
+
+        public void setTexEnable(boolean enable, int slot)
+            throws IllegalArgumentException {
+            if((slot < 0) || (slot >= MAX_SLOT)) {
+                throw new IllegalArgumentException("Slot ID out of range.");
+            }
+
+            mSlots[slot].mTexEnable = enable;
+        }
+
+        public void setTexEnvMode(EnvMode env, int slot)
+            throws IllegalArgumentException {
+            if((slot < 0) || (slot >= MAX_SLOT)) {
+                throw new IllegalArgumentException("Slot ID out of range.");
+            }
+
+            mSlots[slot].mEnv = env;
+        }
+
+
+        static synchronized ProgramFragment internalCreate(RenderScript rs, Builder b) {
+            int inID = 0;
+            int outID = 0;
+            if (b.mIn != null) {
+                inID = b.mIn.mID;
+            }
+            if (b.mOut != null) {
+                outID = b.mOut.mID;
+            }
+            rs.nProgramFragmentBegin(inID, outID);
+            for(int ct=0; ct < MAX_SLOT; ct++) {
+                if(b.mSlots[ct].mTexEnable) {
+                    Slot s = b.mSlots[ct];
+                    if(s.mType != null) {
+                        rs.nProgramFragmentSetType(ct, s.mType.mID);
+                    }
+                    rs.nProgramFragmentSetTexEnable(ct, true);
+                    if(s.mEnv != null) {
+                        rs.nProgramFragmentSetEnvMode(ct, s.mEnv.mID);
+                    }
+                }
+            }
+
+
+            int id = rs.nProgramFragmentCreate();
+            return new ProgramFragment(id, rs);
+        }
+
+        public ProgramFragment create() {
+            return internalCreate(mRS, this);
+        }
+    }
+}
+
+
+