aboutsummaryrefslogtreecommitdiffstats
path: root/src/native/ogl/DrawingSurfaceObjectAWT.c
blob: 867a78d3a96fce47c473a29fa7f5352bb3f7af9a (plain)
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
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
/*
 * $RCSfile$
 *
 * Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved.
 *
 * Use is subject to license terms.
 *
 * $Revision$
 * $Date$
 * $State$
 */

/*
 * Portions of this code were derived from work done by the Blackdown
 * group (www.blackdown.org), who did the initial Linux implementation
 * of the Java 3D API.
 */

#include <jni.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <jawt_md.h>

#include "javax_media_j3d_NativePipeline.h"
#include "javax_media_j3d_DrawingSurfaceObjectAWT.h"

#ifdef DEBUG
/* Uncomment the following for VERBOSE debug messages */
/* #define VERBOSE */
#endif /* DEBUG */


#if defined(SOLARIS) && defined(__sparc)
#pragma weak XDgaGetXineramaInfo

/*
 * The following include file contains the definitions of unsupported,
 * undocumented data structures and functions used to implement Xinerama.
 * They are also used by the Solaris implementations of OpenGL and AWT.  This
 * is an interim solution until they are made part of the X Window System
 * standard or replaced with a fully supported API.
 */
#include "panoramiXext.h"
#endif /* SOLARIS && __sparc */


JNIEXPORT jlong JNICALL
Java_javax_media_j3d_NativePipeline_getAWT(
    JNIEnv *env, jobject obj)
{
    JAWT *awt;

    awt = (JAWT*) malloc(sizeof(JAWT));
    if (awt == NULL) {
	 fprintf(stderr, "malloc failed\n");
	 return 0;
    }

    awt->version = JAWT_VERSION_1_4;

    if (JAWT_GetAWT(env, awt) == JNI_FALSE) {
	fprintf(stderr, "AWT not found\n");
	return 0;
    }

    return (jlong)awt;
}

JNIEXPORT
jlong JNICALL 
Java_javax_media_j3d_DrawingSurfaceObjectAWT_getDrawingSurfaceAWT(
    JNIEnv *env,
    jobject obj,
    jobject canvas,
    jlong awtObj)
{
    JAWT *awt = (JAWT*) awtObj;
    JAWT_DrawingSurface *ds;

    ds = awt->GetDrawingSurface(env, canvas);
    if (ds == NULL) {
	fprintf(stderr, "NULL drawing surface\n");
	return 0;
    }
    return (jlong)ds;
}


JNIEXPORT
jint JNICALL 
Java_javax_media_j3d_DrawingSurfaceObjectAWT_getDrawingSurfaceWindowIdAWT(
    JNIEnv *env,
    jobject obj,
    jobject canvas,
    jlong dsObj,
    jlong dsiObj,
    jlong display,
    jint screen,
    jboolean xineramaDisabled)
{
    JAWT_DrawingSurface *ds = (JAWT_DrawingSurface*) dsObj;
    JAWT_DrawingSurfaceInfo *dsi = (JAWT_DrawingSurfaceInfo *) dsiObj;
    jint window;

#ifdef WIN32
    JAWT_Win32DrawingSurfaceInfo *wds = 
	(JAWT_Win32DrawingSurfaceInfo*) dsi->platformInfo;
    window = (jint)wds->hdc;
#endif /* WIN32 */

#ifdef SOLARIS
    JAWT_X11DrawingSurfaceInfo *xds = 
	(JAWT_X11DrawingSurfaceInfo*) dsi->platformInfo;
    window = (jint)xds->drawable;

#ifdef __sparc
    if (xineramaDisabled) {
	XineramaInfo xineramaInfo;

#ifdef VERBOSE
	fprintf(stderr, "getDrawingSurfaceWindowIdAWT: Xinerama disabled\n");
#endif /* VERBOSE */

	/*
	 * The existence of the weak symbol XDgaGetXineramaInfo is checked in
	 * the native MasterControl.initializeJ3D(); execution will not get
	 * here if it is unbound.
	 */
	if (XDgaGetXineramaInfo((Display *)display,
				xds->drawable, &xineramaInfo)) {

	    /* return Xinerama subwid instead of primary Xinerama wid */
	    window = (jint)xineramaInfo.subs[screen].wid; 

#ifdef VERBOSE
	    fprintf(stderr,
		    "  subwid for display %d screen %d window %d: %d\n",
		    (Display *)display, screen, xds->drawable, window);
#endif /* VERBOSE */
	}
	else {
	    window = (jint)xds->drawable;
	    fprintf(stderr, "Get Xinerama subwid, screen %d failed\n", screen);
	}
    }
#endif /* __sparc */
#endif /* SOLARIS */

#ifdef LINUX
    JAWT_X11DrawingSurfaceInfo *xds = 
	(JAWT_X11DrawingSurfaceInfo*) dsi->platformInfo;
    window = (jint)xds->drawable;
#endif /* LINUX */

    /*
     * Don't free DrawingSurfaceInfo here, otherwise
     * HDC will free in windows JDK1.4 and window
     * is invalid.
     */
    ds->env = env;
    ds->Unlock(ds);

    return window;
}



JNIEXPORT
jlong JNICALL 
Java_javax_media_j3d_DrawingSurfaceObjectAWT_getDrawingSurfaceInfo(
    JNIEnv *env,
    jobject obj,
    jlong dsObj)
{
    JAWT_DrawingSurface *ds = (JAWT_DrawingSurface*) dsObj;
    JAWT_DrawingSurfaceInfo *dsi;
    jint lock;

    ds->env = env;
    lock = ds->Lock(ds);
    if ((lock & JAWT_LOCK_ERROR) != 0) {
	 fprintf(stderr, "Error locking surface\n");
	 return 0;
    }

    dsi = ds->GetDrawingSurfaceInfo(ds);

    if (dsi == NULL) {
	 fprintf(stderr, "Error GetDrawingSurfaceInfo\n");
	 ds->Unlock(ds);
	 return 0;
    }
    return (jlong)dsi;
}

JNIEXPORT
jboolean JNICALL Java_javax_media_j3d_DrawingSurfaceObjectAWT_lockAWT(
    JNIEnv *env,
    jobject obj,
    jlong drawingSurface)
{
    JAWT_DrawingSurface *ds = (JAWT_DrawingSurface*)drawingSurface;
    jint lock;

    ds->env = env;
    lock = ds->Lock(ds);

    if ((lock & JAWT_LOCK_ERROR) != 0) {
        return JNI_FALSE;
    } else if ((lock & JAWT_LOCK_SURFACE_CHANGED) != 0) {
	ds->Unlock(ds);
        return JNI_FALSE;
    } else {
        return JNI_TRUE;
    }
}

JNIEXPORT
void JNICALL Java_javax_media_j3d_DrawingSurfaceObjectAWT_unlockAWT(
    JNIEnv *env,
    jobject obj,
    jlong drawingSurface)
{
    JAWT_DrawingSurface *ds = (JAWT_DrawingSurface*)drawingSurface;
    ds->env = env;
    ds->Unlock(ds);
}


JNIEXPORT
void JNICALL Java_javax_media_j3d_DrawingSurfaceObjectAWT_lockGlobal(
    JNIEnv *env,
    jclass obj,
    jlong awt)
{
    ((JAWT *) awt)->Lock(env);
}


JNIEXPORT
void JNICALL Java_javax_media_j3d_DrawingSurfaceObjectAWT_unlockGlobal(
    JNIEnv *env,
    jclass obj,
    jlong awt)
{
    ((JAWT *) awt)->Unlock(env);
}



JNIEXPORT
void JNICALL Java_javax_media_j3d_DrawingSurfaceObjectAWT_freeResource(
    JNIEnv *env,
    jclass obj,
    jlong awtObj,
    jlong drawingSurface,
    jlong drawingSurfaceInfo)
{
    JAWT *awt = (JAWT*) awtObj;
    JAWT_DrawingSurface *ds = (JAWT_DrawingSurface*)drawingSurface;
    JAWT_DrawingSurfaceInfo *dsi = (JAWT_DrawingSurfaceInfo *) drawingSurfaceInfo;
    
    ds->env = env;
    ds->FreeDrawingSurfaceInfo(dsi);
    awt->FreeDrawingSurface(ds);
}