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-rw-r--r--src/native/ogl/Canvas3D.c56
-rw-r--r--src/native/ogl/NativeConfigTemplate3D.c397
-rw-r--r--src/native/ogl/gldefs.h23
3 files changed, 254 insertions, 222 deletions
diff --git a/src/native/ogl/Canvas3D.c b/src/native/ogl/Canvas3D.c
index d5b31c2..24654ff 100644
--- a/src/native/ogl/Canvas3D.c
+++ b/src/native/ogl/Canvas3D.c
@@ -432,7 +432,9 @@ BOOL getPropertiesFromCurrentContext(
GraphicsContextPropertiesInfo *ctxInfo,
jlong hdc,
int pixelFormat,
- int stencilSize)
+ int stencilSize,
+ jlong fbConfigListPtr,
+ jboolean offScreen)
{
JNIEnv table = *env;
@@ -446,10 +448,8 @@ BOOL getPropertiesFromCurrentContext(
#ifdef WIN32
- PFNWGLGETPIXELFORMATATTRIBIVEXTPROC wglGetPixelFormatAttribivEXT = NULL;
PIXELFORMATDESCRIPTOR pfd;
- int attr[3];
- int piValues[2];
+ PixelFormatInfo *PixelFormatInfoPtr = (PixelFormatInfo *)fbConfigListPtr;
#endif
/* get OpenGL version */
@@ -472,6 +472,11 @@ BOOL getPropertiesFromCurrentContext(
return FALSE;
}
tmpExtensionStr = strdup(extensionStr);
+
+ /*
+ fprintf(stderr, " pixelFormat : %d\n", pixelFormat);
+ fprintf(stderr, " extensionStr : %s\n", tmpExtensionStr);
+ */
ctxInfo->versionStr = strdup(glversion);
ctxInfo->extensionStr = strdup(extensionStr);
@@ -683,27 +688,23 @@ BOOL getPropertiesFromCurrentContext(
}
#endif
-#ifdef WIN32 /* This is fine, but might need cleanup. -- Chien */
- wglGetPixelFormatAttribivEXT = (PFNWGLGETPIXELFORMATATTRIBIVEXTPROC)
- wglGetProcAddress("wglGetPixelFormatAttribivARB");
-
- if (wglGetPixelFormatAttribivEXT == NULL) {
- wglGetPixelFormatAttribivEXT = (PFNWGLGETPIXELFORMATATTRIBIVEXTPROC)
- wglGetProcAddress("wglGetPixelFormatAttribivEXT");
- }
-
- ctxInfo->arb_multisample = JNI_FALSE;
- if (wglGetPixelFormatAttribivEXT != NULL) {
- attr[0] = WGL_SAMPLE_BUFFERS_ARB;
- attr[1] = WGL_SAMPLES_ARB;
- attr[2] = 0;
-
- if (wglGetPixelFormatAttribivEXT((HDC) hdc, pixelFormat, 0, 2, attr, piValues)) {
- if ((piValues[0] == TRUE) && (piValues[1] > 1)) {
- ctxInfo->arb_multisample = JNI_TRUE;
- }
- }
+#ifdef WIN32
+ if(offScreen) {
+ ctxInfo->arb_multisample = PixelFormatInfoPtr->offScreenHasMultisample;
}
+ else {
+ ctxInfo->arb_multisample = PixelFormatInfoPtr->onScreenHasMultisample;
+ }
+
+ /*
+ fprintf(stderr, "Canvas3D - onScreenHasMultisample = %d, offScreenHasMultisample = %d\n",
+ PixelFormatInfoPtr->onScreenHasMultisample,
+ PixelFormatInfoPtr->offScreenHasMultisample);
+
+ fprintf(stderr, "Canvas3D - ctxInfo->arb_multisample = %d, offScreen = %d\n",
+ ctxInfo->arb_multisample, offScreen);
+ */
+
#endif
/*
@@ -719,9 +720,6 @@ BOOL getPropertiesFromCurrentContext(
*/
checkTextureExtensions(env, obj, tmpExtensionStr, versionNumbers[1],
ctxInfo);
-
-
-
/* ... */
@@ -1302,7 +1300,7 @@ jlong JNICALL Java_javax_media_j3d_Canvas3D_createNewContext(
ctxInfo->context = gctx;
if (!getPropertiesFromCurrentContext(env, obj, ctxInfo, (jlong) hdc, PixelFormatID,
- stencilSize)) {
+ stencilSize, fbConfigListPtr, offScreen)) {
return 0;
}
@@ -3452,7 +3450,7 @@ void JNICALL Java_javax_media_j3d_Canvas3D_createQueryContext(
/* get current context properties */
if (getPropertiesFromCurrentContext(env, obj, ctxInfo, (jlong) hdc, PixelFormatID,
- stencilSize)) {
+ stencilSize, fbConfigListPtr, offScreen)) {
/* put the properties to the Java side */
setupCanvasProperties(env, obj, ctxInfo);
}
diff --git a/src/native/ogl/NativeConfigTemplate3D.c b/src/native/ogl/NativeConfigTemplate3D.c
index ae1ab22..8d147ff 100644
--- a/src/native/ogl/NativeConfigTemplate3D.c
+++ b/src/native/ogl/NativeConfigTemplate3D.c
@@ -136,19 +136,26 @@ GLXFBConfig *find_AA_S_FBConfigs(jlong display,
glxExtensions = (const char *) glXGetClientString((Display*)display, GLX_EXTENSIONS);
if(isExtensionSupported(glxExtensions, "GLX_ARB_multisample")){
+ static const int SAMPLE_LENGTH = 5;
+ static const int samples[] = {8,6,4,3,2};
+ int i, samplesIndex;
index = antialiasIndex;
glxAttrs[index++] = GLX_SAMPLE_BUFFERS_ARB;
glxAttrs[index++] = 1;
glxAttrs[index++] = GLX_SAMPLES_ARB;
- glxAttrs[index++] = 2;
+ samplesIndex = index++; /* Will assign samples in the sample selection loop */
glxAttrs[index] = None;
- fbConfigList = find_S_FBConfigs(display, screen,
- glxAttrs, sVal, index);
+ for(i=0; i < SAMPLE_LENGTH; i++) {
+ /* fprintf(stderr, "find_AA_S_FBConfigs samples = %d\n", samples[i]); */
+ glxAttrs[samplesIndex] = samples[i];
+ fbConfigList = find_S_FBConfigs(display, screen,
+ glxAttrs, sVal, index);
- if(fbConfigList != NULL) {
- return fbConfigList;
+ if(fbConfigList != NULL) {
+ return fbConfigList;
+ }
}
}
}
@@ -473,7 +480,7 @@ jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isSceneAntialiasing
}
JNIEXPORT
-jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isSceneAntialiasingMultiSamplesAvailable(
+jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isSceneAntialiasingMultisampleAvailable(
JNIEnv *env,
jobject obj,
jlong display,
@@ -841,24 +848,32 @@ int find_AA_S_PixelFormat( HDC hdc, PixelFormatInfo * pFormatInfo,
}
if(supportMS) {
-
+ static const int SAMPLE_LENGTH = 5;
+ static const int samples[] = {8,6,4,3,2};
+ int i, samplesIndex;
+
index = antialiasIndex;
wglAttrs[index++] = WGL_SAMPLE_BUFFERS_ARB;
wglAttrs[index++] = 1;
wglAttrs[index++] = WGL_SAMPLES_ARB;
- wglAttrs[index++] = 2;
+ samplesIndex = index++; /* Will assign samples in the sample selection loop */
/*
* Terminate by 2 zeros to avoid driver bugs
* that assume attributes always come in pairs.
*/
wglAttrs[index] = 0;
wglAttrs[index+1] = 0;
-
- pFormat = find_S_PixelFormat(hdc, pFormatInfo,
- wglAttrs, sVal, index);
-
- if(pFormat >= 0) {
- return pFormat;
+
+
+ for(i=0; i < SAMPLE_LENGTH; i++) {
+ /* fprintf(stderr, "find_AA_S_PixelFormat samples = %d\n", samples[i]); */
+
+ wglAttrs[samplesIndex] = samples[i];
+ pFormat = find_S_PixelFormat(hdc, pFormatInfo,
+ wglAttrs, sVal, index);
+ if(pFormat >= 0) {
+ return pFormat;
+ }
}
}
}
@@ -984,6 +999,96 @@ int find_DB_AA_S_PixelFormat( HDC hdc, PixelFormatInfo * pFormatInfo,
return -1;
}
+/* Fix to issue 77 */
+/* Check PixelFormat capabilities and cache the info. into pFormatInfo structure */
+void checkPixelFormat(HDC hdc,
+ PixelFormatInfo *pFormatInfo,
+ GLboolean offScreen )
+{
+ int wglAttrs[3];
+ int piValues[2];
+ int pf = -1;
+ GLboolean hasMultisample = GL_FALSE;
+ GLboolean hasStereo = GL_FALSE;
+ GLboolean hasDoubleBuffer = GL_FALSE;
+ GLboolean hasAccum = GL_FALSE;
+ PIXELFORMATDESCRIPTOR pfd;
+
+ /* fprintf(stderr, "*** checkPixelFormat : offScreen = %d\n", offScreen); */
+
+ if(!offScreen) {
+ pf = pFormatInfo->onScreenPFormat;
+ }
+ else {
+ pf = pFormatInfo->offScreenPFormat;
+ }
+
+ /* Assert that pf is valid */
+ J3D_ASSERT(pf >= 0);
+ piValues[0] = GL_FALSE;
+ piValues[1] = -1;
+
+ if( pFormatInfo->supportARB &&
+ isSupportedWGL( pFormatInfo->supportedExtensions, "WGL_ARB_multisample")){
+ wglAttrs[0] = WGL_SAMPLE_BUFFERS_ARB;
+ wglAttrs[1] = WGL_SAMPLES_ARB;
+ wglAttrs[2] = 0;
+ if (pFormatInfo->wglGetPixelFormatAttribivARB(hdc, pf, 0, 2,
+ wglAttrs, piValues)) {
+ if ((piValues[0]) && (piValues[1] > 1)) {
+ hasMultisample = GL_TRUE;
+ }
+ }
+ /*
+ fprintf(stderr, "*** checkPixelFormat : hasMultisample = %d numSamples %d\n",
+ hasMultisample, piValues[1]);
+ */
+ }
+
+ DescribePixelFormat(hdc, pf, sizeof(pfd), &pfd);
+
+ if (pfd.dwFlags & PFD_STEREO) {
+ hasStereo = GL_TRUE;
+ }
+ if (pfd.dwFlags & PFD_DOUBLEBUFFER) {
+ hasDoubleBuffer = GL_TRUE;
+ }
+ if (pfd.cAccumRedBits > 0) {
+ hasAccum = GL_TRUE;
+ }
+
+ /*
+ fprintf(stderr, "hasStereo = %d, hasDoubleBuffer %d, hasAccum %d\n",
+ hasStereo, hasDoubleBuffer, hasAccum);
+ */
+
+ if(pFormatInfo->onScreenPFormat == pFormatInfo->offScreenPFormat) {
+ pFormatInfo->onScreenHasMultisample = hasMultisample;
+ pFormatInfo->onScreenHasStereo = hasStereo;
+ pFormatInfo->onScreenHasDoubleBuffer = hasDoubleBuffer;
+ pFormatInfo->onScreenHasAccum = hasAccum;
+
+ pFormatInfo->offScreenHasMultisample = hasMultisample;
+ pFormatInfo->offScreenHasStereo = hasStereo;
+ pFormatInfo->offScreenHasDoubleBuffer = hasDoubleBuffer;
+ pFormatInfo->offScreenHasAccum = hasAccum;
+ }
+ else if(!offScreen) {
+ pFormatInfo->onScreenHasMultisample = hasMultisample;
+ pFormatInfo->onScreenHasStereo = hasStereo;
+ pFormatInfo->onScreenHasDoubleBuffer = hasDoubleBuffer;
+ pFormatInfo->onScreenHasAccum = hasAccum;
+ }
+ else {
+ pFormatInfo->offScreenHasMultisample = hasMultisample;
+ pFormatInfo->offScreenHasStereo = hasStereo;
+ pFormatInfo->offScreenHasDoubleBuffer = hasDoubleBuffer;
+ pFormatInfo->offScreenHasAccum = hasAccum;
+ }
+
+}
+
+
int chooseSTDPixelFormat(
JNIEnv *env,
jint screen,
@@ -1071,12 +1176,21 @@ int chooseSTDPixelFormat(
PixelFormatInfo * newPixelFormatInfo(HDC hdc)
{
PFNWGLGETEXTENSIONSSTRINGARBPROC wglGetExtensionsStringARB = NULL;
-
+
PixelFormatInfo *pFormatInfo = (PixelFormatInfo *) malloc(sizeof(PixelFormatInfo));
/* Initialize pFormatInfo */
pFormatInfo->onScreenPFormat = -1;
+ pFormatInfo->onScreenHasMultisample = GL_FALSE;
+ pFormatInfo->onScreenHasStereo = GL_FALSE;
+ pFormatInfo->onScreenHasDoubleBuffer = GL_FALSE;
+ pFormatInfo->onScreenHasAccum = GL_FALSE;
+
pFormatInfo->offScreenPFormat = -1;
+ pFormatInfo->offScreenHasMultisample = GL_FALSE;
+ pFormatInfo->offScreenHasStereo = GL_FALSE;
+ pFormatInfo->offScreenHasDoubleBuffer = GL_FALSE;
+ pFormatInfo->offScreenHasAccum = GL_FALSE;
pFormatInfo->drawToPbuffer = GL_FALSE;
pFormatInfo->supportARB = GL_FALSE;
@@ -1144,13 +1258,13 @@ PixelFormatInfo * newPixelFormatInfo(HDC hdc)
else {
printErrorMessage("Problem in getting WGL_ARB_pbuffer functions !\n");
}
- }
+ }
}
else {
printErrorMessage("Problem in getting WGL_ARB_pixel_format functions !\n");
}
}
-
+
return pFormatInfo;
}
@@ -1181,7 +1295,10 @@ jint JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_choosePixelFormat(
PixelFormatInfo *pFormatInfo = NULL;
jlong * offScreenPFListPtr;
PIXELFORMATDESCRIPTOR dummy_pfd = getDummyPFD();
-
+
+
+ /* fprintf(stderr, "In NativeConfigTemplate.\n"); */
+
/*
* Select any pixel format and bound current context to
* it so that we can get the wglChoosePixelFormatARB entry point.
@@ -1275,12 +1392,15 @@ jint JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_choosePixelFormat(
wglAttrs, sVal, dbVal,
antialiasVal, index);
- if(pFormatInfo->onScreenPFormat >= 0) {
-
+ if(pFormatInfo->onScreenPFormat >= 0) {
/* Since the return pixel format support pbuffer,
- copy OnScreenPFormat to offScreenPFormat */
+ we can use it for onScreen and offScreen. */
pFormatInfo->drawToPbuffer = GL_TRUE;
pFormatInfo->offScreenPFormat = pFormatInfo->onScreenPFormat;
+
+ /* Fix to issue 77 */
+ checkPixelFormat(hdc, pFormatInfo, GL_FALSE );
+
offScreenPFListPtr[0] = (jlong) pFormatInfo;
(*env)->ReleaseLongArrayElements(env, offScreenPFArray, offScreenPFListPtr, 0);
@@ -1333,10 +1453,18 @@ jint JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_choosePixelFormat(
return -1;
}
+ /* Fix to issue 77 */
+ checkPixelFormat(hdc, pFormatInfo, GL_FALSE );
+
/* Create offScreen with standard ChoosePixelFormat */
pFormatInfo->offScreenPFormat = chooseSTDPixelFormat( env, screen, attrList, hdc, GL_TRUE);
/* fprintf(stderr, "********* offScreenPFormat = %d\n", pFormatInfo->offScreenPFormat ); */
+
+ /* Fix to issue 77 */
+ if(pFormatInfo->offScreenPFormat >= 0) {
+ checkPixelFormat(hdc, pFormatInfo, GL_TRUE );
+ }
offScreenPFListPtr[0] = (jlong) pFormatInfo;
(*env)->ReleaseLongArrayElements(env, offScreenPFArray, offScreenPFListPtr, 0);
@@ -1377,17 +1505,13 @@ JNIEXPORT
jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isStereoAvailable(
JNIEnv *env,
jobject obj,
- jlong ctxInfo,
- jlong display,
- jint screen,
- jint pixelFormat)
+ jlong pFormatInfo,
+ jboolean offScreen)
{
- HDC hdc; /* HW Device Context */
-
- PIXELFORMATDESCRIPTOR pfd;
-
+
static GLboolean first_time = GL_TRUE;
static GLboolean force_no_stereo = GL_FALSE;
+ PixelFormatInfo *pfInfo = (PixelFormatInfo *) pFormatInfo;
if (first_time) {
if (getenv("J3D_NO_STEREO") != NULL) {
@@ -1400,18 +1524,19 @@ jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isStereoAvailable(
if (force_no_stereo)
return JNI_FALSE;
- hdc = getMonitorDC(screen);
-
- /* Check the chosen PixelFormat to see if it is stereo capable */
- DescribePixelFormat(hdc, pixelFormat, sizeof(pfd), &pfd);
-
- DeleteDC(hdc);
- if (pfd.dwFlags & PFD_STEREO)
- return JNI_TRUE;
- else
- return JNI_FALSE;
+ if(offScreen) {
+ /* fprintf(stderr, "offScreen isStereoAvailable %d\n",
+ pfInfo->offScreenHasStereo); */
+
+ return pfInfo->offScreenHasStereo;
+ }
+ else {
+ /* fprintf(stderr, "onScreen isStereoAvailable %d\n",
+ pfInfo->onScreenHasStereo); */
+
+ return pfInfo->onScreenHasStereo;
+ }
- return JNI_TRUE;
}
@@ -1419,169 +1544,69 @@ JNIEXPORT
jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isDoubleBufferAvailable(
JNIEnv *env,
jobject obj,
- jlong ctxInfo,
- jlong display,
- jint screen,
- jint pixelFormat)
+ jlong pFormatInfo,
+ jboolean offScreen)
{
- HDC hdc; /* HW Device Context */
-
- PIXELFORMATDESCRIPTOR pfd;
- hdc = getMonitorDC(screen);
-
- /* Check the chosen PixelFormat to see if it is doubleBuffer capable */
- DescribePixelFormat(hdc, pixelFormat, sizeof(pfd), &pfd);
+ PixelFormatInfo *pfInfo = (PixelFormatInfo *) pFormatInfo;
+ if(offScreen) {
+ /* fprintf(stderr, "offScreen isDoubleBufferAvailable %d\n",
+ pfInfo->offScreenHasDoubleBuffer); */
+
+ return pfInfo->offScreenHasDoubleBuffer;
+ }
+ else {
+ /* fprintf(stderr, "onScreen isDoubleBufferAvailable %d\n",
+ pfInfo->onScreenHasDoubleBuffer); */
+
+ return pfInfo->onScreenHasDoubleBuffer;
+ }
- DeleteDC(hdc);
- if (pfd.dwFlags & PFD_DOUBLEBUFFER)
- return JNI_TRUE;
- else
- return JNI_FALSE;
}
-
-
JNIEXPORT
jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isSceneAntialiasingAccumAvailable(
JNIEnv *env,
jobject obj,
- jlong ctxInfo,
- jlong display,
- jint screen,
- jint pixelFormat)
+ jlong pFormatInfo,
+ jboolean offScreen)
{
- HDC hdc; /* HW Device Context */
- PIXELFORMATDESCRIPTOR pfd;
-
- hdc = getMonitorDC(screen);
- /* Check the chosen PixelFormat to see if it is sceneAntialiasing capable */
- DescribePixelFormat(hdc, pixelFormat, sizeof(pfd), &pfd);
-
- DeleteDC(hdc);
- if (pfd.cAccumRedBits > 0)
- return JNI_TRUE;
- else
- return JNI_FALSE;
+ PixelFormatInfo *pfInfo = (PixelFormatInfo *) pFormatInfo;
+ if(offScreen) {
+ /* fprintf(stderr, "offScreen isSceneAntialiasingAccumAvailable %d\n",
+ pfInfo->offScreenHasAccum); */
+
+ return pfInfo->offScreenHasAccum;
+ }
+ else {
+ /* fprintf(stderr, "onScreen isSceneAntialiasingAccumAvailable %d\n",
+ pfInfo->onScreenHasAccum); */
+
+ return pfInfo->onScreenHasAccum;
+ }
}
JNIEXPORT
-jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isSceneAntialiasingMultiSamplesAvailable(
+jboolean JNICALL Java_javax_media_j3d_NativeConfigTemplate3D_isSceneAntialiasingMultisampleAvailable(
JNIEnv *env,
jobject obj,
- jlong ctxInfo,
- jlong display,
- jint screen,
- jint pixelFormat)
+ jlong pFormatInfo,
+ jboolean offScreen,
+ jint screen)
{
- /*
- * Issue 16: this routine is commented out (and JNI_FALSE is
- * returned) until a solution can be found that doesn't affect the
- * current WGL context for the calling thread, or we need to
- * define and implement a mechanism to revalidate the current
- * context.
- */
- return JNI_FALSE;
-
-#if 0
- static char szAppName[] = "Choose Pixel Format";
- HWND hwnd;
- HGLRC hrc;
- HDC hdc;
- int attr[3];
- int piValues[2];
- int pf;
- BOOL support;
-
- static PIXELFORMATDESCRIPTOR pfd = {
- sizeof(PIXELFORMATDESCRIPTOR),
- 1, /* Version number */
- PFD_DRAW_TO_WINDOW |
- PFD_SUPPORT_OPENGL,
- PFD_TYPE_RGBA,
- 16, /* 16 bit color depth */
- 0, 0, 0, /* RGB bits and pixel sizes */
- 0, 0, 0, /* Do not care about them */
- 0, 0, /* no alpha buffer info */
- 0, 0, 0, 0, 0, /* no accumulation buffer */
- 8, /* 8 bit depth buffer */
- 0, /* no stencil buffer */
- 0, /* no auxiliary buffers */
- PFD_MAIN_PLANE, /* layer type */
- 0, /* reserved, must be 0 */
- 0, /* no layer mask */
- 0, /* no visible mask */
- 0 /* no damage mask */
- };
-
- PFNWGLGETPIXELFORMATATTRIBIVEXTPROC wglGetPixelFormatAttribivEXT = NULL;
-
- hwnd = createDummyWindow((const char *)szAppName);
-
- if (!hwnd) {
- return -1;
- }
- hdc = GetDC(hwnd);
-
- pf = ChoosePixelFormat(hdc, &pfd);
- if (!pf) {
- printErrorMessage("Failed in ChoosePixelFormat");
- DestroyWindow(hwnd);
- UnregisterClass(szAppName, (HINSTANCE)NULL);
- return -1;
- }
-
- SetPixelFormat(hdc, pf, &pfd);
-
- hrc = wglCreateContext(hdc);
- if (!hrc) {
- printErrorMessage("Failed in wglCreateContext");
- DestroyWindow(hwnd);
- UnregisterClass(szAppName, (HINSTANCE)NULL);
- return -1;
- }
-
- if (!wglMakeCurrent(hdc, hrc)) {
- printErrorMessage("Failed in wglMakeCurrent");
- ReleaseDC(hwnd, hdc);
- wglDeleteContext(hrc);
- DestroyWindow(hwnd);
- UnregisterClass(szAppName, (HINSTANCE)NULL);
- return -1;
+ /* Fix to issue 77 */
+ PixelFormatInfo *pfInfo = (PixelFormatInfo *) pFormatInfo;
+ if(offScreen) {
+ /* fprintf(stderr, "offScreen isSceneAntialiasingMultisampleAvailable %d\n",
+ pfInfo->offScreenHasMultisample); */
+
+ return pfInfo->offScreenHasMultisample;
}
-
- wglGetPixelFormatAttribivEXT = (PFNWGLGETPIXELFORMATATTRIBIVEXTPROC)
- wglGetProcAddress("wglGetPixelFormatAttribivARB");
-
- if (wglGetPixelFormatAttribivEXT == NULL) {
- wglGetPixelFormatAttribivEXT = (PFNWGLGETPIXELFORMATATTRIBIVEXTPROC)
- wglGetProcAddress("wglGetPixelFormatAttribivEXT");
-
- if (wglGetPixelFormatAttribivEXT == NULL) {
- ReleaseDC(hwnd, hdc);
- wglDeleteContext(hrc);
- DestroyWindow(hwnd);
- UnregisterClass(szAppName, (HINSTANCE)NULL);
- return FALSE;
- }
+ else {
+ /* fprintf(stderr, "onScreen isSceneAntialiasingMultisampleAvailable %d\n",
+ pfInfo->onScreenHasMultisample); */
+
+ return pfInfo->onScreenHasMultisample;
}
-
- attr[0] = WGL_SAMPLE_BUFFERS_ARB;
- attr[1] = WGL_SAMPLES_ARB;
- attr[2] = 0;
- support = FALSE;
-
- if (wglGetPixelFormatAttribivEXT(hdc, pixelFormat, 0, 2, attr, piValues)) {
- if ((piValues[0] == TRUE) && (piValues[1] > 1)) {
- support = TRUE;
- }
- }
-
- ReleaseDC(hwnd, hdc);
- wglDeleteContext(hrc);
- DestroyWindow(hwnd);
- UnregisterClass(szAppName, (HINSTANCE)NULL);
- return support;
-#endif /* 0 */
}
#endif /* WIN32 */
diff --git a/src/native/ogl/gldefs.h b/src/native/ogl/gldefs.h
index f5ce5f6..b1fbe7d 100644
--- a/src/native/ogl/gldefs.h
+++ b/src/native/ogl/gldefs.h
@@ -602,16 +602,28 @@ typedef struct {
typedef struct PixelFormatInfoRec PixelFormatInfo;
struct PixelFormatInfoRec {
- /* Information about pixel format(s) */
+ /* Information about onScreen pixel format */
int onScreenPFormat; /* PixelFormat for onScreen */
+ GLboolean onScreenHasMultisample; /* TRUE if WGL_SAMPLE_BUFFERS_ARB is TRUE and
+ WGL_SAMPLES_ARB > 1 */
+ GLboolean onScreenHasStereo;
+ GLboolean onScreenHasDoubleBuffer;
+ GLboolean onScreenHasAccum;
+ /* Information about onScreen pixel format */
int offScreenPFormat; /* PixelFormat for offScreen */
+ GLboolean offScreenHasMultisample; /* TRUE if WGL_SAMPLE_BUFFERS_ARB is TRUE and
+ WGL_SAMPLES_ARB > 1 */
+ GLboolean offScreenHasStereo;
+ GLboolean offScreenHasDoubleBuffer;
+ GLboolean offScreenHasAccum;
GLboolean drawToPbuffer; /* value of DRAW_TO_PBUFFER attr for offScreenPFormat */
-
+
/* Information about extension support */
+ char* supportedExtensions; /* list of supported ARB extensions */
GLboolean supportARB; /* TRUE if wgl*PixelFormat*ARB functions supported */
GLboolean supportPbuffer; /* TRUE if wgl*Pbuffer functions supported */
- char* supportedExtensions; /* list of supported ARB extensions */
-
+
+
/* handle to ARB functions */
PFNWGLCHOOSEPIXELFORMATARBPROC wglChoosePixelFormatARB;
PFNWGLGETPIXELFORMATATTRIBIVARBPROC wglGetPixelFormatAttribivARB;
@@ -620,9 +632,6 @@ struct PixelFormatInfoRec {
PFNWGLRELEASEPBUFFERDCARBPROC wglReleasePbufferDCARB;
PFNWGLDESTROYPBUFFERARBPROC wglDestroyPbufferARB;
PFNWGLQUERYPBUFFERARBPROC wglQueryPbufferARB;
-
- /* TODO include multi-samples buffer */
-
};
#endif /* WIN32 */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 11:51:54 +0000