413 lines
17 KiB
C++
413 lines
17 KiB
C++
/* libs/android_runtime/android/graphics/Matrix.cpp
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**
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** Copyright 2006, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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// This file was generated from the C++ include file: SkMatrix.h
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// Any changes made to this file will be discarded by the build.
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// To change this file, either edit the include, or device/tools/gluemaker/main.cpp,
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// or one of the auxilary file specifications in device/tools/gluemaker.
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#include "jni.h"
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#include "GraphicsJNI.h"
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#include <android_runtime/AndroidRuntime.h>
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#include "SkMatrix.h"
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#include "SkTemplates.h"
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namespace android {
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class SkMatrixGlue {
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public:
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static void finalizer(JNIEnv* env, jobject clazz, SkMatrix* obj) {
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delete obj;
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}
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static SkMatrix* create(JNIEnv* env, jobject clazz, const SkMatrix* src) {
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SkMatrix* obj = new SkMatrix();
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if (src)
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*obj = *src;
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else
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obj->reset();
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return obj;
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}
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static jboolean isIdentity(JNIEnv* env, jobject clazz, SkMatrix* obj) {
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return obj->isIdentity();
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}
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static jboolean rectStaysRect(JNIEnv* env, jobject clazz, SkMatrix* obj) {
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return obj->rectStaysRect();
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}
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static void reset(JNIEnv* env, jobject clazz, SkMatrix* obj) {
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obj->reset();
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}
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static void set(JNIEnv* env, jobject clazz, SkMatrix* obj, SkMatrix* other) {
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*obj = *other;
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}
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static void setTranslate(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat dx, jfloat dy) {
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SkScalar dx_ = SkFloatToScalar(dx);
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SkScalar dy_ = SkFloatToScalar(dy);
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obj->setTranslate(dx_, dy_);
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}
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static void setScale__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sx, jfloat sy, jfloat px, jfloat py) {
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SkScalar sx_ = SkFloatToScalar(sx);
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SkScalar sy_ = SkFloatToScalar(sy);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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obj->setScale(sx_, sy_, px_, py_);
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}
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static void setScale__FF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sx, jfloat sy) {
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SkScalar sx_ = SkFloatToScalar(sx);
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SkScalar sy_ = SkFloatToScalar(sy);
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obj->setScale(sx_, sy_);
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}
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static void setRotate__FFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat degrees, jfloat px, jfloat py) {
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SkScalar degrees_ = SkFloatToScalar(degrees);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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obj->setRotate(degrees_, px_, py_);
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}
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static void setRotate__F(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat degrees) {
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SkScalar degrees_ = SkFloatToScalar(degrees);
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obj->setRotate(degrees_);
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}
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static void setSinCos__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sinValue, jfloat cosValue, jfloat px, jfloat py) {
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SkScalar sinValue_ = SkFloatToScalar(sinValue);
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SkScalar cosValue_ = SkFloatToScalar(cosValue);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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obj->setSinCos(sinValue_, cosValue_, px_, py_);
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}
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static void setSinCos__FF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sinValue, jfloat cosValue) {
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SkScalar sinValue_ = SkFloatToScalar(sinValue);
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SkScalar cosValue_ = SkFloatToScalar(cosValue);
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obj->setSinCos(sinValue_, cosValue_);
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}
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static void setSkew__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat kx, jfloat ky, jfloat px, jfloat py) {
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SkScalar kx_ = SkFloatToScalar(kx);
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SkScalar ky_ = SkFloatToScalar(ky);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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obj->setSkew(kx_, ky_, px_, py_);
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}
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static void setSkew__FF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat kx, jfloat ky) {
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SkScalar kx_ = SkFloatToScalar(kx);
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SkScalar ky_ = SkFloatToScalar(ky);
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obj->setSkew(kx_, ky_);
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}
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static jboolean setConcat(JNIEnv* env, jobject clazz, SkMatrix* obj, SkMatrix* a, SkMatrix* b) {
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return obj->setConcat(*a, *b);
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}
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static jboolean preTranslate(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat dx, jfloat dy) {
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SkScalar dx_ = SkFloatToScalar(dx);
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SkScalar dy_ = SkFloatToScalar(dy);
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return obj->preTranslate(dx_, dy_);
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}
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static jboolean preScale__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sx, jfloat sy, jfloat px, jfloat py) {
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SkScalar sx_ = SkFloatToScalar(sx);
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SkScalar sy_ = SkFloatToScalar(sy);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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return obj->preScale(sx_, sy_, px_, py_);
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}
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static jboolean preScale__FF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sx, jfloat sy) {
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SkScalar sx_ = SkFloatToScalar(sx);
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SkScalar sy_ = SkFloatToScalar(sy);
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return obj->preScale(sx_, sy_);
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}
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static jboolean preRotate__FFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat degrees, jfloat px, jfloat py) {
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SkScalar degrees_ = SkFloatToScalar(degrees);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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return obj->preRotate(degrees_, px_, py_);
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}
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static jboolean preRotate__F(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat degrees) {
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SkScalar degrees_ = SkFloatToScalar(degrees);
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return obj->preRotate(degrees_);
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}
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static jboolean preSkew__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat kx, jfloat ky, jfloat px, jfloat py) {
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SkScalar kx_ = SkFloatToScalar(kx);
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SkScalar ky_ = SkFloatToScalar(ky);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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return obj->preSkew(kx_, ky_, px_, py_);
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}
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static jboolean preSkew__FF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat kx, jfloat ky) {
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SkScalar kx_ = SkFloatToScalar(kx);
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SkScalar ky_ = SkFloatToScalar(ky);
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return obj->preSkew(kx_, ky_);
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}
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static jboolean preConcat(JNIEnv* env, jobject clazz, SkMatrix* obj, SkMatrix* other) {
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return obj->preConcat(*other);
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}
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static jboolean postTranslate(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat dx, jfloat dy) {
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SkScalar dx_ = SkFloatToScalar(dx);
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SkScalar dy_ = SkFloatToScalar(dy);
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return obj->postTranslate(dx_, dy_);
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}
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static jboolean postScale__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sx, jfloat sy, jfloat px, jfloat py) {
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SkScalar sx_ = SkFloatToScalar(sx);
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SkScalar sy_ = SkFloatToScalar(sy);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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return obj->postScale(sx_, sy_, px_, py_);
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}
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static jboolean postScale__FF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat sx, jfloat sy) {
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SkScalar sx_ = SkFloatToScalar(sx);
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SkScalar sy_ = SkFloatToScalar(sy);
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return obj->postScale(sx_, sy_);
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}
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static jboolean postRotate__FFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat degrees, jfloat px, jfloat py) {
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SkScalar degrees_ = SkFloatToScalar(degrees);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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return obj->postRotate(degrees_, px_, py_);
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}
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static jboolean postRotate__F(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat degrees) {
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SkScalar degrees_ = SkFloatToScalar(degrees);
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return obj->postRotate(degrees_);
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}
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static jboolean postSkew__FFFF(JNIEnv* env, jobject clazz, SkMatrix* obj, jfloat kx, jfloat ky, jfloat px, jfloat py) {
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SkScalar kx_ = SkFloatToScalar(kx);
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SkScalar ky_ = SkFloatToScalar(ky);
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SkScalar px_ = SkFloatToScalar(px);
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SkScalar py_ = SkFloatToScalar(py);
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return obj->postSkew(kx_, ky_, px_, py_);
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}
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static jboolean postSkew__FF(JNIEnv* env, jobject clazz, SkMatrix* matrix, jfloat kx, jfloat ky) {
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SkScalar kx_ = SkFloatToScalar(kx);
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SkScalar ky_ = SkFloatToScalar(ky);
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return matrix->postSkew(kx_, ky_);
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}
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static jboolean postConcat(JNIEnv* env, jobject clazz, SkMatrix* matrix, SkMatrix* other) {
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return matrix->postConcat(*other);
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}
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static jboolean setRectToRect(JNIEnv* env, jobject clazz, SkMatrix* matrix, jobject src, jobject dst, SkMatrix::ScaleToFit stf) {
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SkRect src_;
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GraphicsJNI::jrectf_to_rect(env, src, &src_);
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SkRect dst_;
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GraphicsJNI::jrectf_to_rect(env, dst, &dst_);
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return matrix->setRectToRect(src_, dst_, stf);
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}
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static jboolean setPolyToPoly(JNIEnv* env, jobject clazz, SkMatrix* matrix,
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jfloatArray jsrc, int srcIndex,
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jfloatArray jdst, int dstIndex, int ptCount) {
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SkASSERT(srcIndex >= 0);
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SkASSERT(dstIndex >= 0);
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SkASSERT((unsigned)ptCount <= 4);
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AutoJavaFloatArray autoSrc(env, jsrc, srcIndex + (ptCount << 1));
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AutoJavaFloatArray autoDst(env, jdst, dstIndex + (ptCount << 1));
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float* src = autoSrc.ptr() + srcIndex;
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float* dst = autoDst.ptr() + dstIndex;
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#ifdef SK_SCALAR_IS_FIXED
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SkPoint srcPt[4], dstPt[4];
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for (int i = 0; i < ptCount; i++) {
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int x = i << 1;
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int y = x + 1;
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srcPt[i].set(SkFloatToScalar(src[x]), SkFloatToScalar(src[y]));
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dstPt[i].set(SkFloatToScalar(dst[x]), SkFloatToScalar(dst[y]));
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}
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return matrix->setPolyToPoly(srcPt, dstPt, ptCount);
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#else
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return matrix->setPolyToPoly((const SkPoint*)src, (const SkPoint*)dst,
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ptCount);
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#endif
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}
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static jboolean invert(JNIEnv* env, jobject clazz, SkMatrix* matrix, SkMatrix* inverse) {
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return matrix->invert(inverse);
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}
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static void mapPoints(JNIEnv* env, jobject clazz, SkMatrix* matrix,
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jfloatArray dst, int dstIndex,
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jfloatArray src, int srcIndex,
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int ptCount, bool isPts) {
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SkASSERT(ptCount >= 0);
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AutoJavaFloatArray autoSrc(env, src, srcIndex + (ptCount << 1));
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AutoJavaFloatArray autoDst(env, dst, dstIndex + (ptCount << 1));
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float* srcArray = autoSrc.ptr() + srcIndex;
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float* dstArray = autoDst.ptr() + dstIndex;
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#ifdef SK_SCALAR_IS_FIXED
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// we allocate twice the count, 1 set for src, 1 for dst
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SkAutoSTMalloc<32, SkPoint> storage(ptCount * 2);
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SkPoint* pts = storage.get();
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SkPoint* srcPt = pts;
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SkPoint* dstPt = pts + ptCount;
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int i;
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for (i = 0; i < ptCount; i++) {
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srcPt[i].set(SkFloatToScalar(srcArray[i << 1]),
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SkFloatToScalar(srcArray[(i << 1) + 1]));
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}
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if (isPts)
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matrix->mapPoints(dstPt, srcPt, ptCount);
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else
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matrix->mapVectors(dstPt, srcPt, ptCount);
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for (i = 0; i < ptCount; i++) {
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dstArray[i << 1] = SkScalarToFloat(dstPt[i].fX);
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dstArray[(i << 1) + 1] = SkScalarToFloat(dstPt[i].fY);
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}
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#else
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if (isPts)
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matrix->mapPoints((SkPoint*)dstArray, (const SkPoint*)srcArray,
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ptCount);
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else
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matrix->mapVectors((SkVector*)dstArray, (const SkVector*)srcArray,
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ptCount);
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#endif
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}
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static jboolean mapRect__RectFRectF(JNIEnv* env, jobject clazz, SkMatrix* matrix, jobjectArray dst, jobject src) {
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SkRect dst_, src_;
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GraphicsJNI::jrectf_to_rect(env, src, &src_);
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jboolean rectStaysRect = matrix->mapRect(&dst_, src_);
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GraphicsJNI::rect_to_jrectf(dst_, env, dst);
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return rectStaysRect;
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}
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static jfloat mapRadius(JNIEnv* env, jobject clazz, SkMatrix* matrix, jfloat radius) {
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return SkScalarToFloat(matrix->mapRadius(SkFloatToScalar(radius)));
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}
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static void getValues(JNIEnv* env, jobject clazz, SkMatrix* matrix, jfloatArray values) {
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AutoJavaFloatArray autoValues(env, values, 9);
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float* dst = autoValues.ptr();
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#ifdef SK_SCALAR_IS_FIXED
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for (int i = 0; i < 6; i++) {
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dst[i] = SkFixedToFloat(matrix->get(i));
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}
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for (int j = 6; j < 9; j++) {
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dst[j] = SkFractToFloat(matrix->get(j));
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}
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#else
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for (int i = 0; i < 9; i++) {
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dst[i] = matrix->get(i);
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}
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#endif
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}
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static void setValues(JNIEnv* env, jobject clazz, SkMatrix* matrix, jfloatArray values) {
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AutoJavaFloatArray autoValues(env, values, 9);
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const float* src = autoValues.ptr();
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#ifdef SK_SCALAR_IS_FIXED
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for (int i = 0; i < 6; i++) {
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matrix->set(i, SkFloatToFixed(src[i]));
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}
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for (int j = 6; j < 9; j++) {
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matrix->set(j, SkFloatToFract(src[j]));
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}
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#else
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for (int i = 0; i < 9; i++) {
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matrix->set(i, src[i]);
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}
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#endif
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}
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static jboolean equals(JNIEnv* env, jobject clazz, const SkMatrix* a, const SkMatrix* b) {
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return *a == *b;
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}
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};
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static JNINativeMethod methods[] = {
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{"finalizer", "(I)V", (void*) SkMatrixGlue::finalizer},
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{"native_create","(I)I", (void*) SkMatrixGlue::create},
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{"native_isIdentity","(I)Z", (void*) SkMatrixGlue::isIdentity},
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{"native_rectStaysRect","(I)Z", (void*) SkMatrixGlue::rectStaysRect},
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{"native_reset","(I)V", (void*) SkMatrixGlue::reset},
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{"native_set","(II)V", (void*) SkMatrixGlue::set},
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{"native_setTranslate","(IFF)V", (void*) SkMatrixGlue::setTranslate},
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{"native_setScale","(IFFFF)V", (void*) SkMatrixGlue::setScale__FFFF},
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{"native_setScale","(IFF)V", (void*) SkMatrixGlue::setScale__FF},
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{"native_setRotate","(IFFF)V", (void*) SkMatrixGlue::setRotate__FFF},
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{"native_setRotate","(IF)V", (void*) SkMatrixGlue::setRotate__F},
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{"native_setSinCos","(IFFFF)V", (void*) SkMatrixGlue::setSinCos__FFFF},
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{"native_setSinCos","(IFF)V", (void*) SkMatrixGlue::setSinCos__FF},
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{"native_setSkew","(IFFFF)V", (void*) SkMatrixGlue::setSkew__FFFF},
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{"native_setSkew","(IFF)V", (void*) SkMatrixGlue::setSkew__FF},
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{"native_setConcat","(III)Z", (void*) SkMatrixGlue::setConcat},
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{"native_preTranslate","(IFF)Z", (void*) SkMatrixGlue::preTranslate},
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{"native_preScale","(IFFFF)Z", (void*) SkMatrixGlue::preScale__FFFF},
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{"native_preScale","(IFF)Z", (void*) SkMatrixGlue::preScale__FF},
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{"native_preRotate","(IFFF)Z", (void*) SkMatrixGlue::preRotate__FFF},
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{"native_preRotate","(IF)Z", (void*) SkMatrixGlue::preRotate__F},
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{"native_preSkew","(IFFFF)Z", (void*) SkMatrixGlue::preSkew__FFFF},
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{"native_preSkew","(IFF)Z", (void*) SkMatrixGlue::preSkew__FF},
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{"native_preConcat","(II)Z", (void*) SkMatrixGlue::preConcat},
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{"native_postTranslate","(IFF)Z", (void*) SkMatrixGlue::postTranslate},
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{"native_postScale","(IFFFF)Z", (void*) SkMatrixGlue::postScale__FFFF},
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{"native_postScale","(IFF)Z", (void*) SkMatrixGlue::postScale__FF},
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{"native_postRotate","(IFFF)Z", (void*) SkMatrixGlue::postRotate__FFF},
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{"native_postRotate","(IF)Z", (void*) SkMatrixGlue::postRotate__F},
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{"native_postSkew","(IFFFF)Z", (void*) SkMatrixGlue::postSkew__FFFF},
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{"native_postSkew","(IFF)Z", (void*) SkMatrixGlue::postSkew__FF},
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{"native_postConcat","(II)Z", (void*) SkMatrixGlue::postConcat},
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{"native_setRectToRect","(ILandroid/graphics/RectF;Landroid/graphics/RectF;I)Z", (void*) SkMatrixGlue::setRectToRect},
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{"native_setPolyToPoly","(I[FI[FII)Z", (void*) SkMatrixGlue::setPolyToPoly},
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{"native_invert","(II)Z", (void*) SkMatrixGlue::invert},
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{"native_mapPoints","(I[FI[FIIZ)V", (void*) SkMatrixGlue::mapPoints},
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{"native_mapRect","(ILandroid/graphics/RectF;Landroid/graphics/RectF;)Z", (void*) SkMatrixGlue::mapRect__RectFRectF},
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{"native_mapRadius","(IF)F", (void*) SkMatrixGlue::mapRadius},
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{"native_getValues","(I[F)V", (void*) SkMatrixGlue::getValues},
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{"native_setValues","(I[F)V", (void*) SkMatrixGlue::setValues},
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{"native_equals", "(II)Z", (void*) SkMatrixGlue::equals}
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};
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int register_android_graphics_Matrix(JNIEnv* env) {
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int result = AndroidRuntime::registerNativeMethods(env, "android/graphics/Matrix", methods,
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sizeof(methods) / sizeof(methods[0]));
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return result;
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}
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}
|