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-rw-r--r--src/egl/main/eglapi.c6
-rw-r--r--src/egl/main/eglcontext.c90
-rw-r--r--src/egl/main/egldisplay.h3
-rw-r--r--src/egl/main/eglmisc.c4
4 files changed, 67 insertions, 36 deletions
diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index 09271140b1..4dc8707cfb 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -379,7 +379,11 @@ eglCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext share_list,
_EGLContext *context;
EGLContext ret;
- _EGL_CHECK_CONFIG(disp, conf, EGL_NO_CONTEXT, drv);
+ if (config)
+ _EGL_CHECK_CONFIG(disp, conf, EGL_NO_CONTEXT, drv);
+ else
+ drv = _eglCheckDisplay(disp, __FUNCTION__);
+
if (!share && share_list != EGL_NO_CONTEXT)
RETURN_EGL_ERROR(disp, EGL_BAD_CONTEXT, EGL_NO_CONTEXT);
diff --git a/src/egl/main/eglcontext.c b/src/egl/main/eglcontext.c
index d5a1e79a99..74a5a632eb 100644
--- a/src/egl/main/eglcontext.c
+++ b/src/egl/main/eglcontext.c
@@ -83,7 +83,7 @@ _eglParseContextAttribList(_EGLContext *ctx, const EGLint *attrib_list)
}
}
- if (err == EGL_SUCCESS) {
+ if (err == EGL_SUCCESS && ctx->Config) {
EGLint renderable_type, api_bit;
renderable_type = GET_CONFIG_ATTRIB(ctx->Config, EGL_RENDERABLE_TYPE);
@@ -220,45 +220,49 @@ _eglBindContextToSurfaces(_EGLContext *newCtx,
* surface (oldDraw), the old bindings are broken first and the new one is
* created.
*/
- oldCtx = newDraw->CurrentContext;
- if (newCtx != oldCtx) {
- if (oldCtx) {
- assert(oldCtx->DrawSurface == newDraw);
- oldCtx->DrawSurface = NULL;
+ if (newDraw) {
+ oldCtx = newDraw->CurrentContext;
+ if (newCtx != oldCtx) {
+ if (oldCtx) {
+ assert(oldCtx->DrawSurface == newDraw);
+ oldCtx->DrawSurface = NULL;
+ }
+
+ newDraw->CurrentContext = newCtx;
}
+ }
- if (newCtx) {
- _EGLSurface *oldDraw = newCtx->DrawSurface;
- if (oldDraw)
- oldDraw->CurrentContext = NULL;
-
- newCtx->DrawSurface = newDraw;
- *draw = oldDraw;
- }
+ if (newCtx) {
+ _EGLSurface *oldDraw = newCtx->DrawSurface;
+ if (oldDraw)
+ oldDraw->CurrentContext = NULL;
- newDraw->CurrentContext = newCtx;
+ newCtx->DrawSurface = newDraw;
+ *draw = oldDraw;
}
/* likewise */
- if (newRead != newDraw)
+ if (newRead && newRead != newDraw) {
oldCtx = newRead->CurrentContext;
- if (newCtx != oldCtx) {
- if (oldCtx) {
- assert(oldCtx->ReadSurface == newRead);
- oldCtx->ReadSurface = NULL;
- }
+ if (newCtx != oldCtx) {
+ if (oldCtx) {
+ assert(oldCtx->ReadSurface == newRead);
+ oldCtx->ReadSurface = NULL;
+ }
- if (newCtx) {
- _EGLSurface *oldRead = newCtx->ReadSurface;
- if (oldRead)
- oldRead->CurrentContext = NULL;
-
- newCtx->ReadSurface = newRead;
- *read = oldRead;
+ newRead->CurrentContext = newCtx;
}
+ }
- newRead->CurrentContext = newCtx;
+ if (newCtx) {
+ _EGLSurface *oldRead = newCtx->ReadSurface;
+ if (oldRead)
+ oldRead->CurrentContext = NULL;
+
+ newCtx->ReadSurface = newRead;
+ *read = oldRead;
}
+
}
@@ -297,7 +301,9 @@ static EGLBoolean
_eglCheckMakeCurrent(_EGLContext *ctx, _EGLSurface *draw, _EGLSurface *read)
{
_EGLThreadInfo *t = _eglGetCurrentThread();
+ _EGLDisplay *dpy = ctx->Resource.Display;
EGLint conflict_api;
+ EGLBoolean surfaceless;
if (_eglIsCurrentThreadDummy())
return _eglError(EGL_BAD_ALLOC, "eglMakeCurrent");
@@ -309,8 +315,22 @@ _eglCheckMakeCurrent(_EGLContext *ctx, _EGLSurface *draw, _EGLSurface *read)
return EGL_TRUE;
}
- /* ctx/draw/read must be all given */
- if (draw == NULL || read == NULL)
+ switch (_eglGetContextAPIBit(ctx)) {
+ case EGL_OPENGL_ES_BIT:
+ surfaceless = dpy->Extensions.KHR_surfaceless_gles1;
+ break;
+ case EGL_OPENGL_ES2_BIT:
+ surfaceless = dpy->Extensions.KHR_surfaceless_gles2;
+ break;
+ case EGL_OPENGL_BIT:
+ surfaceless = dpy->Extensions.KHR_surfaceless_opengl;
+ break;
+ default:
+ surfaceless = EGL_FALSE;
+ break;
+ }
+
+ if (!surfaceless && (draw == NULL || read == NULL))
return _eglError(EGL_BAD_MATCH, "eglMakeCurrent");
/* context stealing from another thread is not allowed */
@@ -331,12 +351,13 @@ _eglCheckMakeCurrent(_EGLContext *ctx, _EGLSurface *draw, _EGLSurface *read)
*
* The latter is more restrictive so we can check only the latter case.
*/
- if ((draw->CurrentContext && draw->CurrentContext != ctx) ||
- (read->CurrentContext && read->CurrentContext != ctx))
+ if ((draw && draw->CurrentContext && draw->CurrentContext != ctx) ||
+ (read && read->CurrentContext && read->CurrentContext != ctx))
return _eglError(EGL_BAD_ACCESS, "eglMakeCurrent");
/* simply require the configs to be equal */
- if (draw->Config != ctx->Config || read->Config != ctx->Config)
+ if ((draw && draw->Config != ctx->Config) ||
+ (read && read->Config != ctx->Config))
return _eglError(EGL_BAD_MATCH, "eglMakeCurrent");
switch (ctx->ClientAPI) {
@@ -387,7 +408,6 @@ _eglBindContext(_EGLContext **ctx, _EGLSurface **draw, _EGLSurface **read)
*draw = oldCtx->DrawSurface;
*read = oldCtx->ReadSurface;
- assert(*draw && *read);
_eglBindContextToSurfaces(NULL, draw, read);
}
diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h
index 0b2f26a4c0..a2cee08bf6 100644
--- a/src/egl/main/egldisplay.h
+++ b/src/egl/main/egldisplay.h
@@ -60,6 +60,9 @@ struct _egl_extensions
EGLBoolean KHR_gl_texture_cubemap_image;
EGLBoolean KHR_gl_texture_3D_image;
EGLBoolean KHR_gl_renderbuffer_image;
+ EGLBoolean KHR_surfaceless_gles1;
+ EGLBoolean KHR_surfaceless_gles2;
+ EGLBoolean KHR_surfaceless_opengl;
EGLBoolean NOK_swap_region;
EGLBoolean NOK_texture_from_pixmap;
diff --git a/src/egl/main/eglmisc.c b/src/egl/main/eglmisc.c
index 281138c752..985d1e0069 100644
--- a/src/egl/main/eglmisc.c
+++ b/src/egl/main/eglmisc.c
@@ -97,6 +97,10 @@ _eglUpdateExtensionsString(_EGLDisplay *dpy)
_EGL_CHECK_EXTENSION(KHR_gl_texture_3D_image);
_EGL_CHECK_EXTENSION(KHR_gl_renderbuffer_image);
+ _EGL_CHECK_EXTENSION(KHR_surfaceless_gles1);
+ _EGL_CHECK_EXTENSION(KHR_surfaceless_gles2);
+ _EGL_CHECK_EXTENSION(KHR_surfaceless_opengl);
+
_EGL_CHECK_EXTENSION(NOK_swap_region);
_EGL_CHECK_EXTENSION(NOK_texture_from_pixmap);
#undef _EGL_CHECK_EXTENSION
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-15 16:21:13 +0000