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ANGLE_create_context_backwards_compatible
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EGL_ANGLE_create_context_backwards_compatible
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Geoff Lang (geofflang 'at' google.com)
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Version 1, May 8, 2019
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Written against the EGL 1.5 specification.
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This extension allows the user to create a context with exact major and
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minor versions. By default, a context may be created of any version that
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is backwards-compatible with the requested verion but it is often useful to
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users to request and target a specific version.
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New Procedures and Functions
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Accepted as an attribute name in the <*attrib_list> argument to
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EGL_CONTEXT_OPENGL_BACKWARDS_COMPATIBLE_ANGLE 0x3483
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Additions to the EGL 1.5 Specification
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Modify section 3.7.1.1 "OpenGL and OpenGL ES Context Versions":
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- The context returned must be the specified version, or a later version
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- which is backwards compatible with that version.
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+ The context returned must be the specified version, or a later version
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+ which is backwards compatible with that version if
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+ EGL_CONTEXT_OPENGL_BACKWARDS_COMPATIBLE_ANGLE is EGL_TRUE.
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Append to section 3.7.1.1 "OpenGL and OpenGL ES Context Versions":
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The default value of EGL_CONTEXT_OPENGL_BACKWARDS_COMPATIBLE_ANGLE is
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Rev. Date Author Changes
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---- ------------- --------- ----------------------------------------
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1 May 8, 2019 geofflang Initial version