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
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
#include <inttypes.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
/* Linux headers don't work properly */
#define __USE_GNU
#include <dlfcn.h>
#undef __USE_GNU
/* Current versions of Solaris don't expose the XF86 extensions,
although with the recent transition to Xorg this will probably
happen in an upcoming release */
#if !defined(__sun) && !defined(_HPUX)
#include <X11/extensions/xf86vmode.h>
#else
/* Need to provide stubs for these */
Bool XF86VidModeGetGammaRampSize(
Display *display,
int screen,
int* size)
{
return False;
}
Bool XF86VidModeGetGammaRamp(
Display *display,
int screen,
int size,
unsigned short *red_array,
unsigned short *green_array,
unsigned short *blue_array) {
return False;
}
Bool XF86VidModeSetGammaRamp(
Display *display,
int screen,
int size,
unsigned short *red_array,
unsigned short *green_array,
unsigned short *blue_array) {
return False;
}
#endif
/* HP-UX doesn't define RTLD_DEFAULT. */
#if defined(_HPUX) && !defined(RTLD_DEFAULT)
#define RTLD_DEFAULT NULL
#endif
/* Need to expose DefaultScreen and RootWindow macros to Java */
JNIEXPORT jlong JNICALL
Java_com_jogamp_nativewindow_impl_x11_X11Lib_DefaultScreen(JNIEnv *env, jclass _unused, jlong display) {
return DefaultScreen((Display*) (intptr_t) display);
}
JNIEXPORT jlong JNICALL
Java_com_jogamp_nativewindow_impl_x11_X11Lib_DefaultVisualID(JNIEnv *env, jclass _unused, jlong display, jint screen) {
return (jlong) XVisualIDFromVisual( DefaultVisual( (Display*) (intptr_t) display, screen ) );
}
JNIEXPORT jlong JNICALL
Java_com_jogamp_nativewindow_impl_x11_X11Lib_RootWindow(JNIEnv *env, jclass _unused, jlong display, jint screen) {
return RootWindow((Display*) (intptr_t) display, screen);
}
JNIEXPORT jlong JNICALL
Java_com_jogamp_nativewindow_impl_x11_X11Lib_dlopen(JNIEnv *env, jclass _unused, jstring name) {
const jbyte* chars;
void* res;
chars = (*env)->GetStringUTFChars(env, name, NULL);
res = dlopen(chars, RTLD_LAZY | RTLD_GLOBAL);
(*env)->ReleaseStringUTFChars(env, name, chars);
return (jlong) ((intptr_t) res);
}
JNIEXPORT jlong JNICALL
Java_com_jogamp_nativewindow_impl_x11_X11Lib_dlsym(JNIEnv *env, jclass _unused, jstring name) {
const jbyte* chars;
void* res;
chars = (*env)->GetStringUTFChars(env, name, NULL);
res = dlsym(RTLD_DEFAULT, chars);
(*env)->ReleaseStringUTFChars(env, name, chars);
return (jlong) ((intptr_t) res);
}
/* Need to pull this in as we don't have a stub header for it */
extern Bool XineramaEnabled(Display* display);
static const char * clazzNameInternalBufferUtil = "com/jogamp/nativewindow/impl/InternalBufferUtil";
static const char * clazzNameInternalBufferUtilStaticCstrName = "copyByteBuffer";
static const char * clazzNameInternalBufferUtilStaticCstrSignature = "(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;";
static const char * clazzNameByteBuffer = "java/nio/ByteBuffer";
static jclass clazzInternalBufferUtil = NULL;
static jmethodID cstrInternalBufferUtil = NULL;
static jclass clazzByteBuffer = NULL;
static void _initClazzAccess(JNIEnv *env) {
jclass c;
if(NULL!=cstrInternalBufferUtil) return ;
c = (*env)->FindClass(env, clazzNameInternalBufferUtil);
if(NULL==c) {
fprintf(stderr, "FatalError: Java_com_jogamp_nativewindow_impl_x11_X11Lib: can't find %s\n", clazzNameInternalBufferUtil);
(*env)->FatalError(env, clazzNameInternalBufferUtil);
}
clazzInternalBufferUtil = (jclass)(*env)->NewGlobalRef(env, c);
if(NULL==clazzInternalBufferUtil) {
fprintf(stderr, "FatalError: Java_com_jogamp_nativewindow_impl_x11_X11Lib: can't use %s\n", clazzNameInternalBufferUtil);
(*env)->FatalError(env, clazzNameInternalBufferUtil);
}
c = (*env)->FindClass(env, clazzNameByteBuffer);
if(NULL==c) {
fprintf(stderr, "FatalError: Java_com_jogamp_nativewindow_impl_x11_X11Lib: can't find %s\n", clazzNameByteBuffer);
(*env)->FatalError(env, clazzNameByteBuffer);
}
clazzByteBuffer = (jclass)(*env)->NewGlobalRef(env, c);
if(NULL==c) {
fprintf(stderr, "FatalError: Java_com_jogamp_nativewindow_impl_x11_X11Lib: can't use %s\n", clazzNameByteBuffer);
(*env)->FatalError(env, clazzNameByteBuffer);
}
cstrInternalBufferUtil = (*env)->GetStaticMethodID(env, clazzInternalBufferUtil,
clazzNameInternalBufferUtilStaticCstrName, clazzNameInternalBufferUtilStaticCstrSignature);
if(NULL==cstrInternalBufferUtil) {
fprintf(stderr, "FatalError: Java_com_jogamp_nativewindow_impl_x11_X11Lib:: can't create %s.%s %s\n",
clazzNameInternalBufferUtil,
clazzNameInternalBufferUtilStaticCstrName, clazzNameInternalBufferUtilStaticCstrSignature);
(*env)->FatalError(env, clazzNameInternalBufferUtilStaticCstrName);
}
}
/* Java->C glue code:
* Java package: com.jogamp.nativewindow.impl.x11.X11Lib
* Java method: XVisualInfo XGetVisualInfo(long arg0, long arg1, XVisualInfo arg2, java.nio.IntBuffer arg3)
* C function: XVisualInfo * XGetVisualInfo(Display * , long, XVisualInfo * , int * );
*/
JNIEXPORT jobject JNICALL
Java_com_jogamp_nativewindow_impl_x11_X11Lib_XGetVisualInfoCopied1__JJLjava_nio_ByteBuffer_2Ljava_lang_Object_2I(JNIEnv *env, jclass _unused, jlong arg0, jlong arg1, jobject arg2, jobject arg3, jint arg3_byte_offset) {
XVisualInfo * _ptr2 = NULL;
int * _ptr3 = NULL;
XVisualInfo * _res;
int count;
jobject jbyteSource;
jobject jbyteCopy;
if (arg2 != NULL) {
_ptr2 = (XVisualInfo *) (((char*) (*env)->GetDirectBufferAddress(env, arg2)) + 0);
}
if (arg3 != NULL) {
_ptr3 = (int *) (((char*) (*env)->GetPrimitiveArrayCritical(env, arg3, NULL)) + arg3_byte_offset);
}
_res = XGetVisualInfo((Display *) (intptr_t) arg0, (long) arg1, (XVisualInfo *) _ptr2, (int *) _ptr3);
count = _ptr3[0];
if (arg3 != NULL) {
(*env)->ReleasePrimitiveArrayCritical(env, arg3, _ptr3, 0);
}
if (_res == NULL) return NULL;
_initClazzAccess(env);
jbyteSource = (*env)->NewDirectByteBuffer(env, _res, count * sizeof(XVisualInfo));
jbyteCopy = (*env)->CallStaticObjectMethod(env,
clazzInternalBufferUtil, cstrInternalBufferUtil, jbyteSource);
// FIXME: remove reference/gc jbyteSource ??
XFree(_res);
return jbyteCopy;
}
|
