1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
#include "jni.h"
#include <android_runtime/AndroidRuntime.h>
#include "SkCamera.h"
static jfieldID gNativeInstanceFieldID;
static void Camera_constructor(JNIEnv* env, jobject obj) {
Sk3DView* view = new Sk3DView;
env->SetIntField(obj, gNativeInstanceFieldID, (int)view);
}
static void Camera_destructor(JNIEnv* env, jobject obj) {
delete (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
}
static void Camera_save(JNIEnv* env, jobject obj) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->save();
}
static void Camera_restore(JNIEnv* env, jobject obj) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->restore();
}
static void Camera_translate(JNIEnv* env, jobject obj,
float dx, float dy, float dz) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->translate(SkFloatToScalar(dx), SkFloatToScalar(dy), SkFloatToScalar(dz));
}
static void Camera_rotateX(JNIEnv* env, jobject obj, float degrees) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->rotateX(SkFloatToScalar(degrees));
}
static void Camera_rotateY(JNIEnv* env, jobject obj, float degrees) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->rotateY(SkFloatToScalar(degrees));
}
static void Camera_rotateZ(JNIEnv* env, jobject obj, float degrees) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->rotateZ(SkFloatToScalar(degrees));
}
static void Camera_rotate(JNIEnv* env, jobject obj, jfloat x, jfloat y, jfloat z) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->rotateX(SkFloatToScalar(x));
v->rotateY(SkFloatToScalar(y));
v->rotateZ(SkFloatToScalar(z));
}
static void Camera_setLocation(JNIEnv* env, jobject obj, jfloat x, jfloat y, jfloat z) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->setCameraLocation(SkFloatToScalar(x), SkFloatToScalar(y), SkFloatToScalar(z));
}
static jfloat Camera_getLocationX(JNIEnv* env, jobject obj) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
return SkScalarToFloat(v->getCameraLocationX());
}
static jfloat Camera_getLocationY(JNIEnv* env, jobject obj) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
return SkScalarToFloat(v->getCameraLocationY());
}
static jfloat Camera_getLocationZ(JNIEnv* env, jobject obj) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
return SkScalarToFloat(v->getCameraLocationZ());
}
static void Camera_getMatrix(JNIEnv* env, jobject obj, int native_matrix) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->getMatrix((SkMatrix*)native_matrix);
}
static void Camera_applyToCanvas(JNIEnv* env, jobject obj, int native_canvas) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
v->applyToCanvas((SkCanvas*)native_canvas);
}
static float Camera_dotWithNormal(JNIEnv* env, jobject obj,
float x, float y, float z) {
Sk3DView* v = (Sk3DView*)env->GetIntField(obj, gNativeInstanceFieldID);
SkScalar dot = v->dotWithNormal(SkFloatToScalar(x), SkFloatToScalar(y),
SkFloatToScalar(z));
return SkScalarToFloat(dot);
}
// ----------------------------------------------------------------------------
/*
* JNI registration.
*/
static JNINativeMethod gCameraMethods[] = {
/* name, signature, funcPtr */
{ "nativeConstructor", "()V", (void*)Camera_constructor },
{ "nativeDestructor", "()V", (void*)Camera_destructor },
{ "save", "()V", (void*)Camera_save },
{ "restore", "()V", (void*)Camera_restore },
{ "translate", "(FFF)V", (void*)Camera_translate },
{ "rotateX", "(F)V", (void*)Camera_rotateX },
{ "rotateY", "(F)V", (void*)Camera_rotateY },
{ "rotateZ", "(F)V", (void*)Camera_rotateZ },
{ "rotate", "(FFF)V", (void*)Camera_rotate },
{ "setLocation", "(FFF)V", (void*)Camera_setLocation },
{ "getLocationX", "()F", (void*)Camera_getLocationX },
{ "getLocationY", "()F", (void*)Camera_getLocationY },
{ "getLocationZ", "()F", (void*)Camera_getLocationZ },
{ "nativeGetMatrix", "(I)V", (void*)Camera_getMatrix },
{ "nativeApplyToCanvas", "(I)V", (void*)Camera_applyToCanvas },
{ "dotWithNormal", "(FFF)F", (void*)Camera_dotWithNormal }
};
int register_android_graphics_Camera(JNIEnv* env) {
jclass clazz = env->FindClass("android/graphics/Camera");
if (clazz == 0) {
return -1;
}
gNativeInstanceFieldID = env->GetFieldID(clazz, "native_instance", "I");
if (gNativeInstanceFieldID == 0) {
return -1;
}
return android::AndroidRuntime::registerNativeMethods(env,
"android/graphics/Camera",
gCameraMethods,
SK_ARRAY_COUNT(gCameraMethods));
}
|
