gdkglcontext: Limit gl debug label length

There's a maximum length we have to adhere to, otherwise GL throws a
GL_INVALID_VALUE error.
This commit is contained in:
Timm Bäder 2019-04-27 09:49:41 +02:00
parent cc4b3798e5
commit 6f3e608331

View File

@ -116,6 +116,8 @@ typedef struct {
int use_es;
int max_debug_label_length;
GdkGLContextPaintData *paint_data;
} GdkGLContextPrivate;
@ -457,11 +459,14 @@ gdk_gl_context_push_debug_group_printf (GdkGLContext *context,
if (priv->use_khr_debug)
{
int msg_len;
va_start (args, format);
message = g_strdup_vprintf (format, args);
va_end (args);
glPushDebugGroupKHR (GL_DEBUG_SOURCE_APPLICATION, 0, -1, message);
msg_len = MIN (priv->max_debug_label_length, strlen (message) - 1);
glPushDebugGroupKHR (GL_DEBUG_SOURCE_APPLICATION, 0, msg_len, message);
g_free (message);
}
}
@ -500,11 +505,15 @@ gdk_gl_context_label_object_printf (GdkGLContext *context,
if (priv->use_khr_debug)
{
int msg_len;
va_start (args, format);
message = g_strdup_vprintf (format, args);
va_end (args);
glObjectLabel (identifier, name, -1, message);
msg_len = MIN (priv->max_debug_label_length, strlen (message) - 1);
glObjectLabel (identifier, name, msg_len, message);
g_free (message);
}
}
@ -992,7 +1001,10 @@ gdk_gl_context_check_extensions (GdkGLContext *context)
display = gdk_draw_context_get_display (GDK_DRAW_CONTEXT (context));
if (priv->has_khr_debug && GDK_DISPLAY_DEBUG_CHECK (display, GL_DEBUG))
{
priv->use_khr_debug = TRUE;
glGetIntegerv (GL_MAX_LABEL_LENGTH, &priv->max_debug_label_length);
}
if (!priv->use_es && GDK_DISPLAY_DEBUG_CHECK (display, GL_TEXTURE_RECT))
priv->use_texture_rectangle = TRUE;
else if (has_npot)