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context/glx: only use glXCreateContextAttribs for OpenGL 3 contexts

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mesa for example when creating a GL 3.1 compatibility context
overrides our context profile selection to create a core context.
This commit is contained in:
Matthew Waters 2015-08-08 15:21:03 +02:00 committed by Tim-Philipp Müller
parent dec64d9036
commit 2034f78617
1 changed files with 7 additions and 7 deletions
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14
gst-libs/gst/gl/x11/gstglcontext_glx.c
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@ -248,21 +248,20 @@ gst_gl_context_glx_create_context (GstGLContext * context,
(gpointer) glXGetProcAddressARB ((const GLubyte *)
"glXCreateContextAttribsARB");
if (create_context && context_glx->priv->glXCreateContextAttribsARB) {
if (!context_glx->glx_context && gl_api & GST_GL_API_OPENGL3 && create_context
&& context_glx->priv->glXCreateContextAttribsARB) {
gint i;
for (i = 0; i < G_N_ELEMENTS (gl_versions); i++) {
GstGLAPI selected_gl_api;
gint profileMask = 0;
gint contextFlags = 0;
if (gl_api & GST_GL_API_OPENGL3 && (gl_versions[i].major > 3
if ((gl_versions[i].major > 3
|| (gl_versions[i].major == 3 && gl_versions[i].minor >= 2))) {
profileMask |= GLX_CONTEXT_CORE_PROFILE_BIT_ARB;
selected_gl_api = GST_GL_API_OPENGL3;
contextFlags |= GLX_CONTEXT_DEBUG_BIT_ARB;
} else {
selected_gl_api = GST_GL_API_OPENGL;
break;
}
GST_DEBUG_OBJECT (context, "trying to create a GL %d.%d context",
@ -274,11 +273,12 @@ gst_gl_context_glx_create_context (GstGLContext * context,
gl_versions[i].minor, contextFlags, profileMask);
if (context_glx->glx_context) {
context_glx->priv->context_api = selected_gl_api;
context_glx->priv->context_api = GST_GL_API_OPENGL3;
break;
}
}
} else {
}
if (!context_glx->glx_context && gl_api & GST_GL_API_OPENGL) {
context_glx->glx_context =
glXCreateContext (device, window_x11->visual_info,
(GLXContext) external_gl_context, TRUE);