diff options
author | Chia-I Wu <olvaffe@gmail.com> | 2009-07-17 11:42:04 -0600 |
---|---|---|
committer | Brian Paul <brianp@vmware.com> | 2009-07-17 11:42:04 -0600 |
commit | 21b635ffa8b59049a95d50d4c7b7a8ff6413b730 (patch) | |
tree | 935d88e82af2736f846c3e738e42b77400edcb8b /src/egl | |
parent | 75da80b29556e6dbbba21e5297ca440e475f65cb (diff) |
egl: Extend per-thread info for multiple current contexts.
EGL allows multiple current contexts, as long as they are bound to
different client APIs.
Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Diffstat (limited to 'src/egl')
-rw-r--r-- | src/egl/main/eglapi.c | 11 | ||||
-rw-r--r-- | src/egl/main/eglcontext.c | 40 |
2 files changed, 41 insertions, 10 deletions
diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c index 8f4a489b913..332b98adf2c 100644 --- a/src/egl/main/eglapi.c +++ b/src/egl/main/eglapi.c @@ -550,11 +550,14 @@ eglBindAPI(EGLenum api) if (_eglIsCurrentThreadDummy()) return _eglError(EGL_BAD_ALLOC, "eglBindAPI"); + if (!_eglIsApiValid(api)) + return _eglError(EGL_BAD_PARAMETER, "eglBindAPI"); + switch (api) { #ifdef EGL_VERSION_1_4 case EGL_OPENGL_API: if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_BIT) { - t->CurrentAPI = api; + t->CurrentAPIIndex = _eglConvertApiToIndex(api); return EGL_TRUE; } _eglError(EGL_BAD_PARAMETER, "eglBindAPI"); @@ -562,14 +565,14 @@ eglBindAPI(EGLenum api) #endif case EGL_OPENGL_ES_API: if (_eglGlobal.ClientAPIsMask & (EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT)) { - t->CurrentAPI = api; + t->CurrentAPIIndex = _eglConvertApiToIndex(api); return EGL_TRUE; } _eglError(EGL_BAD_PARAMETER, "eglBindAPI"); return EGL_FALSE; case EGL_OPENVG_API: if (_eglGlobal.ClientAPIsMask & EGL_OPENVG_BIT) { - t->CurrentAPI = api; + t->CurrentAPIIndex = _eglConvertApiToIndex(api); return EGL_TRUE; } _eglError(EGL_BAD_PARAMETER, "eglBindAPI"); @@ -589,7 +592,7 @@ eglQueryAPI(void) { /* returns one of EGL_OPENGL_API, EGL_OPENGL_ES_API or EGL_OPENVG_API */ _EGLThreadInfo *t = _eglGetCurrentThread(); - return t->CurrentAPI; + return _eglConvertApiFromIndex(t->CurrentAPIIndex); } diff --git a/src/egl/main/eglcontext.c b/src/egl/main/eglcontext.c index 5e24b02a58d..81e69e946b3 100644 --- a/src/egl/main/eglcontext.c +++ b/src/egl/main/eglcontext.c @@ -203,10 +203,10 @@ _eglMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface d, _EGLContext *ctx = _eglLookupContext(context); _EGLSurface *draw = _eglLookupSurface(d); _EGLSurface *read = _eglLookupSurface(r); - - _EGLContext *oldContext = _eglGetCurrentContext(); - _EGLSurface *oldDrawSurface = _eglGetCurrentSurface(EGL_DRAW); - _EGLSurface *oldReadSurface = _eglGetCurrentSurface(EGL_READ); + _EGLContext *oldContext = NULL; + _EGLSurface *oldDrawSurface = NULL; + _EGLSurface *oldReadSurface = NULL; + EGLint apiIndex; if (_eglIsCurrentThreadDummy()) return _eglError(EGL_BAD_ALLOC, "eglMakeCurrent"); @@ -225,6 +225,32 @@ _eglMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface d, _eglError(EGL_BAD_MATCH, "eglMakeCurrent"); return EGL_FALSE; } + +#ifdef EGL_VERSION_1_4 + /* OpenGL and OpenGL ES are conflicting */ + switch (ctx->ClientAPI) { + case EGL_OPENGL_ES_API: + if (t->CurrentContexts[_eglConvertApiToIndex(EGL_OPENGL_API)]) + return _eglError(EGL_BAD_ACCESS, "eglMakeCurrent"); + break; + case EGL_OPENGL_API: + if (t->CurrentContexts[_eglConvertApiToIndex(EGL_OPENGL_ES_API)]) + return _eglError(EGL_BAD_ACCESS, "eglMakeCurrent"); + break; + default: + break; + } +#endif + apiIndex = _eglConvertApiToIndex(ctx->ClientAPI); + } + else { + apiIndex = t->CurrentAPIIndex; + } + + oldContext = t->CurrentContexts[apiIndex]; + if (oldContext) { + oldDrawSurface = oldContext->DrawSurface; + oldReadSurface = oldContext->ReadSurface; } /* @@ -275,9 +301,11 @@ _eglMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface d, ctx->IsBound = EGL_TRUE; draw->IsBound = EGL_TRUE; read->IsBound = EGL_TRUE; + t->CurrentContexts[apiIndex] = ctx; + } + else { + t->CurrentContexts[apiIndex] = NULL; } - - t->CurrentContext = ctx; return EGL_TRUE; } |