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 | |
| 6 | static jfieldID gNativeInstanceFieldID; |
| 7 | |
| 8 | static void Camera_constructor(JNIEnv* env, jobject obj) { |
| 9 | Sk3DView* view = new Sk3DView; |
| 10 | env->SetIntField(obj, gNativeInstanceFieldID, (int)view); |
| 11 | } |
| 12 | |
| 13 | static void Camera_destructor(JNIEnv* env, jobject obj) { |
| 14 | delete (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 15 | } |
| 16 | |
| 17 | static void Camera_save(JNIEnv* env, jobject obj) { |
| 18 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 19 | v->save(); |
| 20 | } |
| 21 | |
| 22 | static void Camera_restore(JNIEnv* env, jobject obj) { |
| 23 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 24 | v->restore(); |
| 25 | } |
| 26 | |
| 27 | static void Camera_translate(JNIEnv* env, jobject obj, |
| 28 | float dx, float dy, float dz) { |
| 29 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 30 | v->translate(SkFloatToScalar(dx), SkFloatToScalar(dy), SkFloatToScalar(dz)); |
| 31 | } |
| 32 | |
| 33 | static void Camera_rotateX(JNIEnv* env, jobject obj, float degrees) { |
| 34 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 35 | v->rotateX(SkFloatToScalar(degrees)); |
| 36 | } |
| 37 | |
| 38 | static void Camera_rotateY(JNIEnv* env, jobject obj, float degrees) { |
| 39 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 40 | v->rotateY(SkFloatToScalar(degrees)); |
| 41 | } |
| 42 | |
| 43 | static void Camera_rotateZ(JNIEnv* env, jobject obj, float degrees) { |
| 44 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 45 | v->rotateZ(SkFloatToScalar(degrees)); |
| 46 | } |
| 47 | |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 48 | static void Camera_rotate(JNIEnv* env, jobject obj, jfloat x, jfloat y, jfloat z) { |
| 49 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 50 | v->rotateX(SkFloatToScalar(x)); |
| 51 | v->rotateY(SkFloatToScalar(y)); |
| 52 | v->rotateZ(SkFloatToScalar(z)); |
| 53 | } |
| 54 | |
| 55 | static void Camera_setLocation(JNIEnv* env, jobject obj, jfloat x, jfloat y, jfloat z) { |
| 56 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 57 | v->setCameraLocation(SkFloatToScalar(x), SkFloatToScalar(y), SkFloatToScalar(z)); |
| 58 | } |
| 59 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 60 | static void Camera_getMatrix(JNIEnv* env, jobject obj, int native_matrix) { |
| 61 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 62 | v->getMatrix((SkMatrix*)native_matrix); |
| 63 | } |
| 64 | |
| 65 | static void Camera_applyToCanvas(JNIEnv* env, jobject obj, int native_canvas) { |
| 66 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 67 | v->applyToCanvas((SkCanvas*)native_canvas); |
| 68 | } |
| 69 | |
| 70 | static float Camera_dotWithNormal(JNIEnv* env, jobject obj, |
| 71 | float x, float y, float z) { |
| 72 | Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID); |
| 73 | SkScalar dot = v->dotWithNormal(SkFloatToScalar(x), SkFloatToScalar(y), |
| 74 | SkFloatToScalar(z)); |
| 75 | return SkScalarToFloat(dot); |
| 76 | } |
| 77 | |
| 78 | // ---------------------------------------------------------------------------- |
| 79 | |
| 80 | /* |
| 81 | * JNI registration. |
| 82 | */ |
| 83 | static JNINativeMethod gCameraMethods[] = { |
| 84 | /* name, signature, funcPtr */ |
| 85 | |
| 86 | { "nativeConstructor", "()V", (void*)Camera_constructor }, |
| 87 | { "nativeDestructor", "()V", (void*)Camera_destructor }, |
| 88 | { "save", "()V", (void*)Camera_save }, |
| 89 | { "restore", "()V", (void*)Camera_restore }, |
| 90 | { "translate", "(FFF)V", (void*)Camera_translate }, |
| 91 | { "rotateX", "(F)V", (void*)Camera_rotateX }, |
| 92 | { "rotateY", "(F)V", (void*)Camera_rotateY }, |
| 93 | { "rotateZ", "(F)V", (void*)Camera_rotateZ }, |
Romain Guy | 47b8ade | 2011-02-23 19:46:33 -0800 | [diff] [blame] | 94 | { "rotate", "(FFF)V", (void*)Camera_rotate }, |
| 95 | { "setLocation", "(FFF)V", (void*)Camera_setLocation }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 96 | { "nativeGetMatrix", "(I)V", (void*)Camera_getMatrix }, |
| 97 | { "nativeApplyToCanvas", "(I)V", (void*)Camera_applyToCanvas }, |
| 98 | { "dotWithNormal", "(FFF)F", (void*)Camera_dotWithNormal } |
| 99 | }; |
| 100 | |
| 101 | int register_android_graphics_Camera(JNIEnv* env); |
| 102 | int register_android_graphics_Camera(JNIEnv* env) { |
| 103 | jclass clazz = env->FindClass("android/graphics/Camera"); |
| 104 | if (clazz == 0) { |
| 105 | return -1; |
| 106 | } |
| 107 | gNativeInstanceFieldID = env->GetFieldID(clazz, "native_instance", "I"); |
| 108 | if (gNativeInstanceFieldID == 0) { |
| 109 | return -1; |
| 110 | } |
| 111 | return android::AndroidRuntime::registerNativeMethods(env, |
| 112 | "android/graphics/Camera", |
| 113 | gCameraMethods, |
| 114 | SK_ARRAY_COUNT(gCameraMethods)); |
| 115 | } |
| 116 | |