egl: Rework error checking in eglGetCurrentSurface.
Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
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@ -568,8 +568,26 @@ eglGetCurrentContext(void)
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EGLSurface EGLAPIENTRY
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eglGetCurrentSurface(EGLint readdraw)
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{
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_EGLSurface *s = _eglGetCurrentSurface(readdraw);
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return _eglGetSurfaceHandle(s);
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_EGLContext *ctx = _eglGetCurrentContext();
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_EGLSurface *surf;
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if (!ctx)
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return EGL_NO_SURFACE;
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switch (readdraw) {
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case EGL_DRAW:
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surf = ctx->DrawSurface;
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break;
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case EGL_READ:
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surf = ctx->ReadSurface;
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break;
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default:
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_eglError(EGL_BAD_PARAMETER, __FUNCTION__);
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surf = NULL;
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break;
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}
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return _eglGetSurfaceHandle(surf);
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}
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