The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | #include "SkCamera.h" |
| 2 | |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 3 | #include "GraphicsJNI.h" |
sergeyv | dccca44 | 2016-03-21 15:38:21 -0700 | [diff] [blame] | 4 | #include <hwui/Canvas.h> |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 5 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6 | static jfieldID gNativeInstanceFieldID; |
| 7 | |
| 8 | static void Camera_constructor(JNIEnv* env, jobject obj) { |
| 9 | Sk3DView* view = new Sk3DView; |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 10 | env->SetLongField(obj, gNativeInstanceFieldID, reinterpret_cast<jlong>(view)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11 | } |
| 12 | |
| 13 | static void Camera_destructor(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 14 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 15 | Sk3DView* view = reinterpret_cast<Sk3DView*>(viewHandle); |
| 16 | delete view; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 17 | } |
| 18 | |
| 19 | static void Camera_save(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 20 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 21 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 22 | v->save(); |
| 23 | } |
| 24 | |
| 25 | static void Camera_restore(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 26 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 27 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 28 | v->restore(); |
| 29 | } |
| 30 | |
| 31 | static void Camera_translate(JNIEnv* env, jobject obj, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 32 | jfloat dx, jfloat dy, jfloat dz) { |
| 33 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 34 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 35 | v->translate(dx, dy, dz); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 36 | } |
| 37 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 38 | static void Camera_rotateX(JNIEnv* env, jobject obj, jfloat degrees) { |
| 39 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 40 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 41 | v->rotateX(degrees); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | } |
| 43 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 44 | static void Camera_rotateY(JNIEnv* env, jobject obj, jfloat degrees) { |
| 45 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 46 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 47 | v->rotateY(degrees); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 48 | } |
| 49 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 50 | static void Camera_rotateZ(JNIEnv* env, jobject obj, jfloat degrees) { |
| 51 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 52 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 53 | v->rotateZ(degrees); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 54 | } |
| 55 | |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 56 | 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] | 57 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 58 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 59 | v->rotateX(x); |
| 60 | v->rotateY(y); |
| 61 | v->rotateZ(z); |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | 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] | 65 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 66 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 67 | v->setCameraLocation(x, y, z); |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 68 | } |
| 69 | |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 70 | static jfloat Camera_getLocationX(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 71 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 72 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 73 | return SkScalarToFloat(v->getCameraLocationX()); |
| 74 | } |
| 75 | |
| 76 | static jfloat Camera_getLocationY(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 77 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 78 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 79 | return SkScalarToFloat(v->getCameraLocationY()); |
| 80 | } |
| 81 | |
| 82 | static jfloat Camera_getLocationZ(JNIEnv* env, jobject obj) { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 83 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 84 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 85 | return SkScalarToFloat(v->getCameraLocationZ()); |
| 86 | } |
| 87 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 88 | static void Camera_getMatrix(JNIEnv* env, jobject obj, jlong matrixHandle) { |
| 89 | SkMatrix* native_matrix = reinterpret_cast<SkMatrix*>(matrixHandle); |
| 90 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 91 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
| 92 | v->getMatrix(native_matrix); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 93 | } |
| 94 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 95 | static void Camera_applyToCanvas(JNIEnv* env, jobject obj, jlong canvasHandle) { |
John Reck | 8530853 | 2018-08-01 16:39:22 -0700 | [diff] [blame] | 96 | android::Canvas* canvas = reinterpret_cast<android::Canvas*>(canvasHandle); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 97 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 98 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
John Reck | 8530853 | 2018-08-01 16:39:22 -0700 | [diff] [blame] | 99 | SkMatrix matrix; |
| 100 | v->getMatrix(&matrix); |
| 101 | canvas->concat(matrix); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 102 | } |
| 103 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 104 | static jfloat Camera_dotWithNormal(JNIEnv* env, jobject obj, |
| 105 | jfloat x, jfloat y, jfloat z) { |
| 106 | jlong viewHandle = env->GetLongField(obj, gNativeInstanceFieldID); |
| 107 | Sk3DView* v = reinterpret_cast<Sk3DView*>(viewHandle); |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 108 | SkScalar dot = v->dotWithNormal(x, y, z); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 109 | return SkScalarToFloat(dot); |
| 110 | } |
| 111 | |
| 112 | // ---------------------------------------------------------------------------- |
| 113 | |
| 114 | /* |
| 115 | * JNI registration. |
| 116 | */ |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 117 | static const JNINativeMethod gCameraMethods[] = { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 118 | /* name, signature, funcPtr */ |
| 119 | |
| 120 | { "nativeConstructor", "()V", (void*)Camera_constructor }, |
| 121 | { "nativeDestructor", "()V", (void*)Camera_destructor }, |
| 122 | { "save", "()V", (void*)Camera_save }, |
| 123 | { "restore", "()V", (void*)Camera_restore }, |
| 124 | { "translate", "(FFF)V", (void*)Camera_translate }, |
| 125 | { "rotateX", "(F)V", (void*)Camera_rotateX }, |
| 126 | { "rotateY", "(F)V", (void*)Camera_rotateY }, |
| 127 | { "rotateZ", "(F)V", (void*)Camera_rotateZ }, |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 128 | { "rotate", "(FFF)V", (void*)Camera_rotate }, |
| 129 | { "setLocation", "(FFF)V", (void*)Camera_setLocation }, |
Chet Haase | a1cff50 | 2012-02-21 13:43:44 -0800 | [diff] [blame] | 130 | { "getLocationX", "()F", (void*)Camera_getLocationX }, |
| 131 | { "getLocationY", "()F", (void*)Camera_getLocationY }, |
| 132 | { "getLocationZ", "()F", (void*)Camera_getLocationZ }, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 133 | { "nativeGetMatrix", "(J)V", (void*)Camera_getMatrix }, |
| 134 | { "nativeApplyToCanvas", "(J)V", (void*)Camera_applyToCanvas }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 135 | { "dotWithNormal", "(FFF)F", (void*)Camera_dotWithNormal } |
| 136 | }; |
| 137 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 138 | int register_android_graphics_Camera(JNIEnv* env) { |
Andreas Gampe | ed6b9df | 2014-11-20 22:02:20 -0800 | [diff] [blame] | 139 | jclass clazz = android::FindClassOrDie(env, "android/graphics/Camera"); |
| 140 | gNativeInstanceFieldID = android::GetFieldIDOrDie(env, clazz, "native_instance", "J"); |
| 141 | return android::RegisterMethodsOrDie(env, "android/graphics/Camera", gCameraMethods, |
| 142 | NELEM(gCameraMethods)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 143 | } |