The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | #include "jni.h" |
| 2 | #include <android_runtime/AndroidRuntime.h> |
| 3 | |
| 4 | #include "SkCamera.h" |
| 5 | |
Derek Sollenberger | 8872b38 | 2014-06-23 14:13:53 -0400 | [diff] [blame^] | 6 | #include "Canvas.h" |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 7 | #include "GraphicsJNI.h" |
| 8 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9 | static jfieldID gNativeInstanceFieldID; |
| 10 | |
| 11 | static void Camera_constructor(JNIEnv* env, jobject obj) { |
| 12 | Sk3DView* view = new Sk3DView; |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 13 | env->SetLongField(obj, gNativeInstanceFieldID, reinterpret_cast<jlong>(view)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 14 | } |
| 15 | |
| 16 | static void Camera_destructor(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 17 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 18 | Sk3DView* view = reinterpret_cast<Sk3DView*>(viewHandle); |
| 19 | delete view; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | } |
| 21 | |
| 22 | static void Camera_save(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 23 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 24 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 25 | v->save(); |
| 26 | } |
| 27 | |
| 28 | static void Camera_restore(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 29 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 30 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 31 | v->restore(); |
| 32 | } |
| 33 | |
| 34 | static void Camera_translate(JNIEnv* env, jobject obj, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 35 | jfloat dx, jfloat dy, jfloat dz) { |
| 36 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 37 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 38 | v->translate(dx, dy, dz); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 39 | } |
| 40 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 41 | static void Camera_rotateX(JNIEnv* env, jobject obj, jfloat degrees) { |
| 42 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 43 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 44 | v->rotateX(degrees); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | } |
| 46 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 47 | static void Camera_rotateY(JNIEnv* env, jobject obj, jfloat degrees) { |
| 48 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 49 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 50 | v->rotateY(degrees); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 51 | } |
| 52 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 53 | static void Camera_rotateZ(JNIEnv* env, jobject obj, jfloat degrees) { |
| 54 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 55 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 56 | v->rotateZ(degrees); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 57 | } |
| 58 | |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 59 | static void Camera_rotate(JNIEnv* env, jobject obj, jfloat x, jfloat y, jfloat z) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 60 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 61 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 62 | v->rotateX(x); |
| 63 | v->rotateY(y); |
| 64 | v->rotateZ(z); |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | static void Camera_setLocation(JNIEnv* env, jobject obj, jfloat x, jfloat y, jfloat z) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 68 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 69 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 70 | v->setCameraLocation(x, y, z); |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 71 | } |
| 72 | |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 73 | static jfloat Camera_getLocationX(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 74 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 75 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 76 | return SkScalarToFloat(v->getCameraLocationX()); |
| 77 | } |
| 78 | |
| 79 | static jfloat Camera_getLocationY(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 80 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 81 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 82 | return SkScalarToFloat(v->getCameraLocationY()); |
| 83 | } |
| 84 | |
| 85 | static jfloat Camera_getLocationZ(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 86 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 87 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 88 | return SkScalarToFloat(v->getCameraLocationZ()); |
| 89 | } |
| 90 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 91 | static void Camera_getMatrix(JNIEnv* env, jobject obj, jlong matrixHandle) { |
| 92 | SkMatrix* native_matrix = reinterpret_cast<SkMatrix*>(matrixHandle); |
| 93 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 94 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
| 95 | v->getMatrix(native_matrix); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 96 | } |
| 97 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 98 | static void Camera_applyToCanvas(JNIEnv* env, jobject obj, jlong canvasHandle) { |
Derek Sollenberger | 8872b38 | 2014-06-23 14:13:53 -0400 | [diff] [blame^] | 99 | SkCanvas* canvas = reinterpret_cast<android::Canvas*>(canvasHandle)->getSkCanvas(); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 100 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 101 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Derek Sollenberger | 8872b38 | 2014-06-23 14:13:53 -0400 | [diff] [blame^] | 102 | v->applyToCanvas(canvas); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 103 | } |
| 104 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 105 | static jfloat Camera_dotWithNormal(JNIEnv* env, jobject obj, |
| 106 | jfloat x, jfloat y, jfloat z) { |
| 107 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 108 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 109 | SkScalar dot = v->dotWithNormal(x, y, z); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 110 | return SkScalarToFloat(dot); |
| 111 | } |
| 112 | |
| 113 | // ---------------------------------------------------------------------------- |
| 114 | |
| 115 | /* |
| 116 | * JNI registration. |
| 117 | */ |
| 118 | static JNINativeMethod gCameraMethods[] = { |
| 119 | /* name, signature, funcPtr */ |
| 120 | |
| 121 | { "nativeConstructor", "()V", (void*)Camera_constructor }, |
| 122 | { "nativeDestructor", "()V", (void*)Camera_destructor }, |
| 123 | { "save", "()V", (void*)Camera_save }, |
| 124 | { "restore", "()V", (void*)Camera_restore }, |
| 125 | { "translate", "(FFF)V", (void*)Camera_translate }, |
| 126 | { "rotateX", "(F)V", (void*)Camera_rotateX }, |
| 127 | { "rotateY", "(F)V", (void*)Camera_rotateY }, |
| 128 | { "rotateZ", "(F)V", (void*)Camera_rotateZ }, |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 129 | { "rotate", "(FFF)V", (void*)Camera_rotate }, |
| 130 | { "setLocation", "(FFF)V", (void*)Camera_setLocation }, |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 131 | { "getLocationX", "()F", (void*)Camera_getLocationX }, |
| 132 | { "getLocationY", "()F", (void*)Camera_getLocationY }, |
| 133 | { "getLocationZ", "()F", (void*)Camera_getLocationZ }, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 134 | { "nativeGetMatrix", "(J)V", (void*)Camera_getMatrix }, |
| 135 | { "nativeApplyToCanvas", "(J)V", (void*)Camera_applyToCanvas }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 136 | { "dotWithNormal", "(FFF)F", (void*)Camera_dotWithNormal } |
| 137 | }; |
| 138 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 139 | int register_android_graphics_Camera(JNIEnv* env) { |
| 140 | jclass clazz = env->FindClass("android/graphics/Camera"); |
| 141 | if (clazz == 0) { |
| 142 | return -1; |
| 143 | } |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 144 | gNativeInstanceFieldID = env->GetFieldID(clazz, "native_instance", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 145 | if (gNativeInstanceFieldID == 0) { |
| 146 | return -1; |
| 147 | } |
| 148 | return android::AndroidRuntime::registerNativeMethods(env, |
| 149 | "android/graphics/Camera", |
| 150 | gCameraMethods, |
| 151 | SK_ARRAY_COUNT(gCameraMethods)); |
| 152 | } |