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-rw-r--r--src/glx/applegl_glx.c3
-rw-r--r--src/glx/create_context.c49
-rw-r--r--src/glx/dri2_glx.c1
-rw-r--r--src/glx/dri3_glx.c1
-rw-r--r--src/glx/dri_common.c4
-rw-r--r--src/glx/drisw_glx.c1
-rw-r--r--src/glx/driwindows_glx.c2
-rw-r--r--src/glx/g_glxglvnddispatchfuncs.c14
-rw-r--r--src/glx/glxcmds.c5
-rw-r--r--src/glx/glxextensions.c1
-rw-r--r--src/glx/glxextensions.h1
-rw-r--r--src/glx/tests/create_context_unittest.cpp9
12 files changed, 65 insertions, 26 deletions
diff --git a/src/glx/applegl_glx.c b/src/glx/applegl_glx.c
index c086e5146a8..85f70058c64 100644
--- a/src/glx/applegl_glx.c
+++ b/src/glx/applegl_glx.c
@@ -134,6 +134,9 @@ applegl_create_context(struct glx_screen *psc,
/* TODO: Integrate this with apple_glx_create_context and make
* struct apple_glx_context inherit from struct glx_context. */
+ if (!config)
+ return NULL;
+
gc = calloc(1, sizeof(*gc));
if (gc == NULL)
return NULL;
diff --git a/src/glx/create_context.c b/src/glx/create_context.c
index 38e949ab4cd..fa15d551af0 100644
--- a/src/glx/create_context.c
+++ b/src/glx/create_context.c
@@ -33,6 +33,14 @@
#error This code requires sizeof(uint32_t) == sizeof(int).
#endif
+/* debian stretch still has ancient headers and we're apparently still
+ * using that for gitlab ci. please delete me when that's fixed.
+ */
+#ifndef X_GLXCreateContextAttribsARB
+#warning Please update your GLX protocol headers
+#define X_GLXCreateContextAttribsARB 34
+#endif
+
_X_HIDDEN GLXContext
glXCreateContextAttribsARB(Display *dpy, GLXFBConfig config,
GLXContext share_context, Bool direct,
@@ -47,21 +55,11 @@ glXCreateContextAttribsARB(Display *dpy, GLXFBConfig config,
xcb_generic_error_t *err;
xcb_void_cookie_t cookie;
unsigned dummy_err = 0;
+ int screen = -1;
-
- if (dpy == NULL || cfg == NULL)
- return NULL;
-
- /* This means that either the caller passed the wrong display pointer or
- * one of the internal GLX data structures (probably the fbconfig) has an
- * error. There is nothing sensible to do, so return an error.
- */
- psc = GetGLXScreenConfigs(dpy, cfg->screen);
- if (psc == NULL)
+ if (dpy == NULL)
return NULL;
- assert(cfg->screen == psc->scr);
-
/* Count the number of attributes specified by the application. All
* attributes appear in pairs, except the terminating None.
*/
@@ -70,6 +68,29 @@ glXCreateContextAttribsARB(Display *dpy, GLXFBConfig config,
/* empty */ ;
}
+ if (cfg) {
+ screen = cfg->screen;
+ } else {
+ for (unsigned int i = 0; i < num_attribs; i++) {
+ if (attrib_list[i * 2] == GLX_SCREEN)
+ screen = attrib_list[i * 2 + 1];
+ }
+ if (screen == -1) {
+ __glXSendError(dpy, BadValue, 0, X_GLXCreateContextAttribsARB, True);
+ return NULL;
+ }
+ }
+
+ /* This means that either the caller passed the wrong display pointer or
+ * one of the internal GLX data structures (probably the fbconfig) has an
+ * error. There is nothing sensible to do, so return an error.
+ */
+ psc = GetGLXScreenConfigs(dpy, screen);
+ if (psc == NULL)
+ return NULL;
+
+ assert(screen == psc->scr);
+
if (direct && psc->vtable->create_context_attribs) {
/* GLX drops the error returned by the driver. The expectation is that
* an error will also be returned by the server. The server's error
@@ -104,8 +125,8 @@ glXCreateContextAttribsARB(Display *dpy, GLXFBConfig config,
cookie =
xcb_glx_create_context_attribs_arb_checked(c,
gc->xid,
- cfg->fbconfigID,
- cfg->screen,
+ cfg ? cfg->fbconfigID : 0,
+ screen,
gc->share_xid,
gc->isDirect,
num_attribs,
diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
index bed25bb38d6..f4a4a6ce408 100644
--- a/src/glx/dri2_glx.c
+++ b/src/glx/dri2_glx.c
@@ -1135,6 +1135,7 @@ dri2BindExtensions(struct dri2_screen *psc, struct glx_display * priv,
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context");
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context_profile");
+ __glXEnableDirectExtension(&psc->base, "GLX_EXT_no_config_context");
if ((mask & ((1 << __DRI_API_GLES) |
(1 << __DRI_API_GLES2) |
diff --git a/src/glx/dri3_glx.c b/src/glx/dri3_glx.c
index a5cf0e3bf32..805172bdd97 100644
--- a/src/glx/dri3_glx.c
+++ b/src/glx/dri3_glx.c
@@ -750,6 +750,7 @@ dri3_bind_extensions(struct dri3_screen *psc, struct glx_display * priv,
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context");
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context_profile");
+ __glXEnableDirectExtension(&psc->base, "GLX_EXT_no_config_context");
if ((mask & ((1 << __DRI_API_GLES) |
(1 << __DRI_API_GLES2) |
diff --git a/src/glx/dri_common.c b/src/glx/dri_common.c
index a5fae27fce9..d70bff43eb4 100644
--- a/src/glx/dri_common.c
+++ b/src/glx/dri_common.c
@@ -500,6 +500,10 @@ dri2_convert_glx_attribs(unsigned num_attribs, const uint32_t *attribs,
return false;
}
break;
+ case GLX_SCREEN:
+ /* Implies GLX_EXT_no_config_context */
+ *render_type = GLX_DONT_CARE;
+ break;
default:
/* If an unknown attribute is received, fail.
*/
diff --git a/src/glx/drisw_glx.c b/src/glx/drisw_glx.c
index f38dbbca2df..f5544f8b4f0 100644
--- a/src/glx/drisw_glx.c
+++ b/src/glx/drisw_glx.c
@@ -789,6 +789,7 @@ driswBindExtensions(struct drisw_screen *psc, const __DRIextension **extensions)
if (psc->swrast->base.version >= 3) {
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context");
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context_profile");
+ __glXEnableDirectExtension(&psc->base, "GLX_EXT_no_config_context");
/* DRISW version >= 2 implies support for OpenGL ES.
*/
diff --git a/src/glx/driwindows_glx.c b/src/glx/driwindows_glx.c
index 85525431bf9..b2dc810f8cb 100644
--- a/src/glx/driwindows_glx.c
+++ b/src/glx/driwindows_glx.c
@@ -240,7 +240,7 @@ driwindows_create_context_attribs(struct glx_screen *base,
identical values, so far
*/
- if (!psc->base.driScreen)
+ if (!psc->base.driScreen || !config_base)
return NULL;
/* Check the renderType value */
diff --git a/src/glx/g_glxglvnddispatchfuncs.c b/src/glx/g_glxglvnddispatchfuncs.c
index 0f02ed2d321..78c097febb6 100644
--- a/src/glx/g_glxglvnddispatchfuncs.c
+++ b/src/glx/g_glxglvnddispatchfuncs.c
@@ -160,7 +160,19 @@ static GLXContext dispatch_CreateContextAttribsARB(Display *dpy,
__GLXvendorInfo *dd;
GLXContext ret;
- dd = GetDispatchFromFBConfig(dpy, config);
+ if (config) {
+ dd = GetDispatchFromFBConfig(dpy, config);
+ } else if (attrib_list) {
+ int i, screen;
+
+ for (i = 0; attrib_list[i * 2] != None; i++) {
+ if (attrib_list[i * 2] == GLX_SCREEN) {
+ screen = attrib_list[i * 2 + 1];
+ dd = GetDispatchFromDrawable(dpy, RootWindow(dpy, screen));
+ break;
+ }
+ }
+ }
if (dd == NULL)
return None;
diff --git a/src/glx/glxcmds.c b/src/glx/glxcmds.c
index 8927976f587..85041ad5c51 100644
--- a/src/glx/glxcmds.c
+++ b/src/glx/glxcmds.c
@@ -238,7 +238,7 @@ validate_renderType_against_config(const struct glx_config *config,
{
/* GLX_EXT_no_config_context supports any render type */
if (!config)
- return True;
+ return renderType == GLX_DONT_CARE;
switch (renderType) {
case GLX_RGBA_TYPE:
@@ -269,6 +269,9 @@ glx_context_init(struct glx_context *gc,
gc->isDirect = GL_TRUE;
gc->currentContextTag = -1;
+ if (!config)
+ gc->renderType = GLX_DONT_CARE;
+
return True;
}
diff --git a/src/glx/glxextensions.c b/src/glx/glxextensions.c
index f6a7a31a219..ada17939177 100644
--- a/src/glx/glxextensions.c
+++ b/src/glx/glxextensions.c
@@ -147,6 +147,7 @@ static const struct extension_info known_glx_extensions[] = {
{ GLX(EXT_fbconfig_packed_float), VER(0,0), Y, Y, N, N },
{ GLX(EXT_framebuffer_sRGB), VER(0,0), Y, Y, N, N },
{ GLX(EXT_import_context), VER(0,0), Y, Y, N, N },
+ { GLX(EXT_no_config_context), VER(0,0), Y, N, N, N },
{ GLX(EXT_texture_from_pixmap), VER(0,0), Y, N, N, N },
{ GLX(EXT_visual_info), VER(0,0), Y, Y, N, N },
{ GLX(EXT_visual_rating), VER(0,0), Y, Y, N, N },
diff --git a/src/glx/glxextensions.h b/src/glx/glxextensions.h
index bbdb00dd631..4406b7c5654 100644
--- a/src/glx/glxextensions.h
+++ b/src/glx/glxextensions.h
@@ -51,6 +51,7 @@ enum
EXT_fbconfig_packed_float_bit,
EXT_framebuffer_sRGB_bit,
EXT_import_context_bit,
+ EXT_no_config_context_bit,
EXT_texture_from_pixmap_bit,
EXT_visual_info_bit,
EXT_visual_rating_bit,
diff --git a/src/glx/tests/create_context_unittest.cpp b/src/glx/tests/create_context_unittest.cpp
index a2590589db2..d19271b47ef 100644
--- a/src/glx/tests/create_context_unittest.cpp
+++ b/src/glx/tests/create_context_unittest.cpp
@@ -172,15 +172,6 @@ TEST_F(glXCreateContextAttribARB_test, NULL_display_returns_None)
EXPECT_EQ(0, fake_glx_context::contexts_allocated);
}
-TEST_F(glXCreateContextAttribARB_test, NULL_fbconfig_returns_None)
-{
- GLXContext ctx =
- glXCreateContextAttribsARB(this->dpy, NULL, 0, False, NULL);
-
- EXPECT_EQ(None, ctx);
- EXPECT_EQ(0, fake_glx_context::contexts_allocated);
-}
-
TEST_F(glXCreateContextAttribARB_test, NULL_screen_returns_None)
{
delete psc;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 20:40:09 +0000