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-rw-r--r--core/java/android/view/GLES20Canvas.java6
-rw-r--r--core/jni/android_view_GLES20Canvas.cpp6
-rw-r--r--libs/hwui/DisplayListRenderer.cpp10
-rw-r--r--libs/hwui/DisplayListRenderer.h2
-rw-r--r--libs/hwui/Matrix.cpp18
-rw-r--r--libs/hwui/Matrix.h7
-rw-r--r--libs/hwui/OpenGLRenderer.cpp4
-rw-r--r--libs/hwui/OpenGLRenderer.h1
-rw-r--r--tests/HwAccelerationTest/AndroidManifest.xml9
-rw-r--r--tests/HwAccelerationTest/src/com/android/test/hwui/BitmapsSkewActivity.java56
10 files changed, 117 insertions, 2 deletions
diff --git a/core/java/android/view/GLES20Canvas.java b/core/java/android/view/GLES20Canvas.java
index 5fac52510765..99b686e075d0 100644
--- a/core/java/android/view/GLES20Canvas.java
+++ b/core/java/android/view/GLES20Canvas.java
@@ -374,16 +374,18 @@ class GLES20Canvas extends HardwareCanvas {
@Override
public void translate(float dx, float dy) {
- nTranslate(mRenderer, dx, dy);
+ if (dx != 0.0f || dy != 0.0f) nTranslate(mRenderer, dx, dy);
}
private native void nTranslate(int renderer, float dx, float dy);
@Override
public void skew(float sx, float sy) {
- throw new UnsupportedOperationException();
+ nSkew(mRenderer, sx, sy);
}
+ private native void nSkew(int renderer, float sx, float sy);
+
@Override
public void rotate(float degrees) {
nRotate(mRenderer, degrees);
diff --git a/core/jni/android_view_GLES20Canvas.cpp b/core/jni/android_view_GLES20Canvas.cpp
index 40cec3e38b23..ac491ea25a5e 100644
--- a/core/jni/android_view_GLES20Canvas.cpp
+++ b/core/jni/android_view_GLES20Canvas.cpp
@@ -213,6 +213,11 @@ static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject canvas,
renderer->scale(sx, sy);
}
+static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject canvas,
+ OpenGLRenderer* renderer, jfloat sx, jfloat sy) {
+ renderer->skew(sx, sy);
+}
+
static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject canvas,
OpenGLRenderer* renderer, SkMatrix* matrix) {
renderer->setMatrix(matrix);
@@ -550,6 +555,7 @@ static JNINativeMethod gMethods[] = {
{ "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate },
{ "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate },
{ "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale },
+ { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew },
{ "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix },
{ "nGetMatrix", "(I)I", (void*) android_view_GLES20Canvas_getNativeMatrix },
diff --git a/libs/hwui/DisplayListRenderer.cpp b/libs/hwui/DisplayListRenderer.cpp
index e3593daeee07..ade85e5b4852 100644
--- a/libs/hwui/DisplayListRenderer.cpp
+++ b/libs/hwui/DisplayListRenderer.cpp
@@ -268,6 +268,10 @@ void DisplayList::replay(OpenGLRenderer& renderer, uint32_t level) {
renderer.scale(getFloat(), getFloat());
}
break;
+ case Skew: {
+ renderer.skew(getFloat(), getFloat());
+ }
+ break;
case SetMatrix: {
renderer.setMatrix(getMatrix());
}
@@ -508,6 +512,12 @@ void DisplayListRenderer::scale(float sx, float sy) {
OpenGLRenderer::scale(sx, sy);
}
+void DisplayListRenderer::skew(float sx, float sy) {
+ addOp(DisplayList::Skew);
+ addPoint(sx, sy);
+ OpenGLRenderer::skew(sx, sy);
+}
+
void DisplayListRenderer::setMatrix(SkMatrix* matrix) {
addOp(DisplayList::SetMatrix);
addMatrix(matrix);
diff --git a/libs/hwui/DisplayListRenderer.h b/libs/hwui/DisplayListRenderer.h
index 71523349f0d3..05864ec8ad6f 100644
--- a/libs/hwui/DisplayListRenderer.h
+++ b/libs/hwui/DisplayListRenderer.h
@@ -98,6 +98,7 @@ public:
Translate,
Rotate,
Scale,
+ Skew,
SetMatrix,
ConcatMatrix,
ClipRect,
@@ -250,6 +251,7 @@ public:
void translate(float dx, float dy);
void rotate(float degrees);
void scale(float sx, float sy);
+ void skew(float sx, float sy);
void setMatrix(SkMatrix* matrix);
void concatMatrix(SkMatrix* matrix);
diff --git a/libs/hwui/Matrix.cpp b/libs/hwui/Matrix.cpp
index fe7f8834a8b2..e7c0fe35194a 100644
--- a/libs/hwui/Matrix.cpp
+++ b/libs/hwui/Matrix.cpp
@@ -178,6 +178,24 @@ void Matrix4::loadScale(float sx, float sy, float sz) {
data[kScaleZ] = sz;
}
+void Matrix4::loadSkew(float sx, float sy) {
+ loadIdentity();
+
+ data[kScaleX] = 1.0f;
+ data[kSkewX] = sx;
+ data[kTranslateX] = 0.0f;
+
+ data[kSkewY] = sy;
+ data[kScaleY] = 1.0f;
+ data[kTranslateY] = 0.0f;
+
+ data[kPerspective0] = 0.0f;
+ data[kPerspective1] = 0.0f;
+ data[kPerspective2] = 1.0f;
+
+ mSimpleMatrix = false;
+}
+
void Matrix4::loadRotate(float angle, float x, float y, float z) {
data[kPerspective0] = 0.0f;
data[kPerspective1] = 0.0f;
diff --git a/libs/hwui/Matrix.h b/libs/hwui/Matrix.h
index 23fc6c375150..08f5d776d5f5 100644
--- a/libs/hwui/Matrix.h
+++ b/libs/hwui/Matrix.h
@@ -72,6 +72,7 @@ public:
void loadTranslate(float x, float y, float z);
void loadScale(float sx, float sy, float sz);
+ void loadSkew(float sx, float sy);
void loadRotate(float angle, float x, float y, float z);
void loadMultiply(const Matrix4& u, const Matrix4& v);
@@ -97,6 +98,12 @@ public:
multiply(u);
}
+ void skew(float sx, float sy) {
+ Matrix4 u;
+ u.loadSkew(sx, sy);
+ multiply(u);
+ }
+
void rotate(float angle, float x, float y, float z) {
Matrix4 u;
u.loadRotate(angle, x, y, z);
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index 16a1de7adc32..2067acc1803c 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -766,6 +766,10 @@ void OpenGLRenderer::scale(float sx, float sy) {
mSnapshot->transform->scale(sx, sy, 1.0f);
}
+void OpenGLRenderer::skew(float sx, float sy) {
+ mSnapshot->transform->skew(sx, sy);
+}
+
void OpenGLRenderer::setMatrix(SkMatrix* matrix) {
mSnapshot->transform->load(*matrix);
}
diff --git a/libs/hwui/OpenGLRenderer.h b/libs/hwui/OpenGLRenderer.h
index 7387b9268c39..272c5c249b04 100644
--- a/libs/hwui/OpenGLRenderer.h
+++ b/libs/hwui/OpenGLRenderer.h
@@ -84,6 +84,7 @@ public:
virtual void translate(float dx, float dy);
virtual void rotate(float degrees);
virtual void scale(float sx, float sy);
+ virtual void skew(float sx, float sy);
const float* getMatrix() const;
void getMatrix(SkMatrix* matrix);
diff --git a/tests/HwAccelerationTest/AndroidManifest.xml b/tests/HwAccelerationTest/AndroidManifest.xml
index 7099ab57a812..691aff2866c3 100644
--- a/tests/HwAccelerationTest/AndroidManifest.xml
+++ b/tests/HwAccelerationTest/AndroidManifest.xml
@@ -166,6 +166,15 @@
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
+
+ <activity
+ android:name="BitmapsSkewActivity"
+ android:label="_BitmapsSkew">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.LAUNCHER" />
+ </intent-filter>
+ </activity>
<activity
android:name="BitmapsAlphaActivity"
diff --git a/tests/HwAccelerationTest/src/com/android/test/hwui/BitmapsSkewActivity.java b/tests/HwAccelerationTest/src/com/android/test/hwui/BitmapsSkewActivity.java
new file mode 100644
index 000000000000..099c0dde4eac
--- /dev/null
+++ b/tests/HwAccelerationTest/src/com/android/test/hwui/BitmapsSkewActivity.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2010 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.test.hwui;
+
+import android.app.Activity;
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.os.Bundle;
+import android.view.View;
+
+@SuppressWarnings({"UnusedDeclaration"})
+public class BitmapsSkewActivity extends Activity {
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ final BitmapsView view = new BitmapsView(this);
+ setContentView(view);
+ }
+
+ static class BitmapsView extends View {
+ private Paint mBitmapPaint;
+ private final Bitmap mBitmap1;
+
+ BitmapsView(Context c) {
+ super(c);
+
+ mBitmap1 = BitmapFactory.decodeResource(c.getResources(), R.drawable.sunset1);
+ }
+
+ @Override
+ protected void onDraw(Canvas canvas) {
+ super.onDraw(canvas);
+
+ canvas.translate(120.0f, 50.0f);
+ canvas.skew(0.2f, 0.3f);
+ canvas.drawBitmap(mBitmap1, 0.0f, 0.0f, mBitmapPaint);
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-03 08:19:13 +0000