10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #include <awt.h>
27 #include "Trace.h"
28 #include "WindowsFlags.h"
29
30 BOOL accelReset; // reset registry 2d acceleration settings
31 BOOL useD3D = TRUE; // d3d enabled flag
32 // initially is TRUE to allow D3D preloading
33 BOOL forceD3DUsage; // force d3d on or off
34 jboolean g_offscreenSharing; // JAWT accelerated surface sharing
35 BOOL checkRegistry; // Diagnostic tool: outputs 2d registry settings
36 BOOL disableRegistry; // Diagnostic tool: disables registry interaction
37 BOOL setHighDPIAware; // Whether to set the high-DPI awareness flag
38
39 extern WCHAR *j2dAccelKey; // Name of java2d root key
40 extern WCHAR *j2dAccelDriverKey; // Name of j2d per-device key
41
42 static jfieldID d3dEnabledID;
43 static jfieldID d3dSetID;
44 static jclass wFlagsClassID;
45
46 void SetIDs(JNIEnv *env, jclass wFlagsClass)
47 {
48 wFlagsClassID = (jclass)env->NewGlobalRef(wFlagsClass);
49 d3dEnabledID = env->GetStaticFieldID(wFlagsClass, "d3dEnabled", "Z");
50 CHECK_NULL(d3dEnabledID);
51 d3dSetID = env->GetStaticFieldID(wFlagsClass, "d3dSet", "Z");
52 CHECK_NULL(d3dSetID);
53 }
54
55 BOOL GetStaticBoolean(JNIEnv *env, jclass wfClass, const char *fieldName)
56 {
78 char *d3dEnv = getenv("J2D_D3D");
79 if (d3dEnv) {
80 if (strcmp(d3dEnv, "false") == 0) {
81 // printf("Java2D Direct3D usage disabled by J2D_D3D env\n");
82 d3dEnabled = FALSE;
83 d3dSet = TRUE;
84 SetD3DEnabledFlag(env, d3dEnabled, d3dSet);
85 } else if (strcmp(d3dEnv, "true") == 0) {
86 // printf("Java2D Direct3D usage forced on by J2D_D3D env\n");
87 d3dEnabled = TRUE;
88 d3dSet = TRUE;
89 SetD3DEnabledFlag(env, d3dEnabled, d3dSet);
90 }
91 }
92 }
93 useD3D = d3dEnabled;
94 forceD3DUsage = d3dSet;
95 g_offscreenSharing = GetStaticBoolean(env, wFlagsClass,
96 "offscreenSharingEnabled");
97 JNU_CHECK_EXCEPTION(env);
98 accelReset = GetStaticBoolean(env, wFlagsClass, "accelReset");
99 JNU_CHECK_EXCEPTION(env);
100 checkRegistry = GetStaticBoolean(env, wFlagsClass, "checkRegistry");
101 JNU_CHECK_EXCEPTION(env);
102 disableRegistry = GetStaticBoolean(env, wFlagsClass, "disableRegistry");
103 JNU_CHECK_EXCEPTION(env);
104
105 setHighDPIAware =
106 (IS_WINVISTA && GetStaticBoolean(env, wFlagsClass, "setHighDPIAware"));
107 JNU_CHECK_EXCEPTION(env);
108
109 J2dTraceLn(J2D_TRACE_INFO, "WindowsFlags (native):");
110 J2dTraceLn1(J2D_TRACE_INFO, " d3dEnabled = %s",
111 (useD3D ? "true" : "false"));
112 J2dTraceLn1(J2D_TRACE_INFO, " d3dSet = %s",
113 (forceD3DUsage ? "true" : "false"));
114 J2dTraceLn1(J2D_TRACE_INFO, " offscreenSharing = %s",
115 (g_offscreenSharing ? "true" : "false"));
116 J2dTraceLn1(J2D_TRACE_INFO, " accelReset = %s",
117 (accelReset ? "true" : "false"));
118 J2dTraceLn1(J2D_TRACE_INFO, " checkRegistry = %s",
119 (checkRegistry ? "true" : "false"));
120 J2dTraceLn1(J2D_TRACE_INFO, " disableRegistry = %s",
121 (disableRegistry ? "true" : "false"));
122 J2dTraceLn1(J2D_TRACE_INFO, " setHighDPIAware = %s",
123 (setHighDPIAware ? "true" : "false"));
124 }
125
126 void SetD3DEnabledFlag(JNIEnv *env, BOOL d3dEnabled, BOOL d3dSet)
127 {
128 useD3D = d3dEnabled;
129 forceD3DUsage = d3dSet;
130 if (env == NULL) {
131 env = (JNIEnv * ) JNU_GetEnv(jvm, JNI_VERSION_1_2);
132 }
133 env->SetStaticBooleanField(wFlagsClassID, d3dEnabledID, d3dEnabled);
134 if (d3dSet) {
135 env->SetStaticBooleanField(wFlagsClassID, d3dSetID, d3dSet);
136 }
137 }
138
139 BOOL IsD3DEnabled() {
140 return useD3D;
141 }
|
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #include <awt.h>
27 #include "Trace.h"
28 #include "WindowsFlags.h"
29
30 BOOL useD3D = TRUE; // d3d enabled flag
31 // initially is TRUE to allow D3D preloading
32 BOOL forceD3DUsage; // force d3d on or off
33 jboolean g_offscreenSharing; // JAWT accelerated surface sharing
34 BOOL setHighDPIAware; // Whether to set the high-DPI awareness flag
35
36 extern WCHAR *j2dAccelKey; // Name of java2d root key
37 extern WCHAR *j2dAccelDriverKey; // Name of j2d per-device key
38
39 static jfieldID d3dEnabledID;
40 static jfieldID d3dSetID;
41 static jclass wFlagsClassID;
42
43 void SetIDs(JNIEnv *env, jclass wFlagsClass)
44 {
45 wFlagsClassID = (jclass)env->NewGlobalRef(wFlagsClass);
46 d3dEnabledID = env->GetStaticFieldID(wFlagsClass, "d3dEnabled", "Z");
47 CHECK_NULL(d3dEnabledID);
48 d3dSetID = env->GetStaticFieldID(wFlagsClass, "d3dSet", "Z");
49 CHECK_NULL(d3dSetID);
50 }
51
52 BOOL GetStaticBoolean(JNIEnv *env, jclass wfClass, const char *fieldName)
53 {
75 char *d3dEnv = getenv("J2D_D3D");
76 if (d3dEnv) {
77 if (strcmp(d3dEnv, "false") == 0) {
78 // printf("Java2D Direct3D usage disabled by J2D_D3D env\n");
79 d3dEnabled = FALSE;
80 d3dSet = TRUE;
81 SetD3DEnabledFlag(env, d3dEnabled, d3dSet);
82 } else if (strcmp(d3dEnv, "true") == 0) {
83 // printf("Java2D Direct3D usage forced on by J2D_D3D env\n");
84 d3dEnabled = TRUE;
85 d3dSet = TRUE;
86 SetD3DEnabledFlag(env, d3dEnabled, d3dSet);
87 }
88 }
89 }
90 useD3D = d3dEnabled;
91 forceD3DUsage = d3dSet;
92 g_offscreenSharing = GetStaticBoolean(env, wFlagsClass,
93 "offscreenSharingEnabled");
94 JNU_CHECK_EXCEPTION(env);
95
96 setHighDPIAware =
97 (IS_WINVISTA && GetStaticBoolean(env, wFlagsClass, "setHighDPIAware"));
98 JNU_CHECK_EXCEPTION(env);
99
100 J2dTraceLn(J2D_TRACE_INFO, "WindowsFlags (native):");
101 J2dTraceLn1(J2D_TRACE_INFO, " d3dEnabled = %s",
102 (useD3D ? "true" : "false"));
103 J2dTraceLn1(J2D_TRACE_INFO, " d3dSet = %s",
104 (forceD3DUsage ? "true" : "false"));
105 J2dTraceLn1(J2D_TRACE_INFO, " offscreenSharing = %s",
106 (g_offscreenSharing ? "true" : "false"));
107 J2dTraceLn1(J2D_TRACE_INFO, " setHighDPIAware = %s",
108 (setHighDPIAware ? "true" : "false"));
109 }
110
111 void SetD3DEnabledFlag(JNIEnv *env, BOOL d3dEnabled, BOOL d3dSet)
112 {
113 useD3D = d3dEnabled;
114 forceD3DUsage = d3dSet;
115 if (env == NULL) {
116 env = (JNIEnv * ) JNU_GetEnv(jvm, JNI_VERSION_1_2);
117 }
118 env->SetStaticBooleanField(wFlagsClassID, d3dEnabledID, d3dEnabled);
119 if (d3dSet) {
120 env->SetStaticBooleanField(wFlagsClassID, d3dSetID, d3dSet);
121 }
122 }
123
124 BOOL IsD3DEnabled() {
125 return useD3D;
126 }
|