Merge "Sample scene graph" into graphics-dev

1 files changed, 116 insertions, 0 deletions

diff --git a/tests/RenderScriptTests/SceneGraph/src/com/android/scenegraph/RenderPass.java b/tests/RenderScriptTests/SceneGraph/src/com/android/scenegraph/RenderPass.java
new file mode 100644
index 0000000..0012b10
--- /dev/null
+++ b/tests/RenderScriptTests/SceneGraph/src/com/android/scenegraph/RenderPass.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2011 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 com.android.scenegraph;
+
+import java.lang.Math;
+import java.util.ArrayList;
+
+import android.util.Log;
+
+import android.renderscript.*;
+import android.content.res.Resources;
+
+/**
+ * @hide
+ */
+public class RenderPass extends SceneGraphBase {
+
+    Allocation mColorTarget;
+    Float4 mClearColor;
+    boolean mShouldClearColor;
+
+    Allocation mDepthTarget;
+    float mClearDepth;
+    boolean mShouldClearDepth;
+
+    ArrayList<DrawableBase> mObjectsToDraw;
+
+    Camera mCamera;
+
+    ScriptField_RenderPass_s.Item mRsField;
+
+    public RenderPass() {
+        mObjectsToDraw = new ArrayList<DrawableBase>();
+        mClearColor = new Float4(0.0f, 0.0f, 0.0f, 0.0f);
+        mShouldClearColor = true;
+        mClearDepth = 1.0f;
+        mShouldClearDepth = true;
+    }
+
+    public void appendDrawable(Drawable d) {
+        mObjectsToDraw.add(d);
+    }
+
+    public void setCamera(Camera c) {
+        mCamera = c;
+    }
+
+    public void setColorTarget(Allocation colorTarget) {
+        mColorTarget = colorTarget;
+    }
+    public void setClearColor(Float4 clearColor) {
+        mClearColor = clearColor;
+    }
+    public void setShouldClearColor(boolean shouldClearColor) {
+        mShouldClearColor = shouldClearColor;
+    }
+
+    public void setDepthTarget(Allocation depthTarget) {
+        mDepthTarget = depthTarget;
+    }
+    public void setClearDepth(float clearDepth) {
+        mClearDepth = clearDepth;
+    }
+    public void setShouldClearDepth(boolean shouldClearDepth) {
+        mShouldClearDepth = shouldClearDepth;
+    }
+
+    ScriptField_RenderPass_s.Item getRsField(RenderScriptGL rs, Resources res) {
+        if (mRsField != null) {
+            return mRsField;
+        }
+
+        mRsField = new ScriptField_RenderPass_s.Item();
+        mRsField.color_target = mColorTarget;
+        mRsField.depth_target = mDepthTarget;
+        mRsField.camera = mCamera != null ? mCamera.getRSData(rs).getAllocation() : null;
+
+        if (mObjectsToDraw.size() != 0) {
+            Allocation drawableData = Allocation.createSized(rs,
+                                                              Element.ALLOCATION(rs),
+                                                              mObjectsToDraw.size());
+            Allocation[] drawableAllocs = new Allocation[mObjectsToDraw.size()];
+            for (int i = 0; i < mObjectsToDraw.size(); i ++) {
+                Drawable dI = (Drawable)mObjectsToDraw.get(i);
+                drawableAllocs[i] = dI.getRsField(rs, res).getAllocation();
+            }
+            drawableData.copyFrom(drawableAllocs);
+            mRsField.objects = drawableData;
+        }
+
+        mRsField.clear_color = mClearColor;
+        mRsField.clear_depth = mClearDepth;
+        mRsField.should_clear_color = mShouldClearColor;
+        mRsField.should_clear_depth = mShouldClearDepth;
+        return mRsField;
+    }
+}
+
+
+
+
+