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0026892: Visualization, TKOpenGl - support 3D textures within OpenGl_Texture

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Add a new arbTexFloat extension in OpenGl_Context.
Add a new prototype glTexImage in OpenGl_GlFunctions.
Push error message if glTexImage3D is unavailable.
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isk
2015-11-25 11:35:38 +03:00
committed by bugmaster
parent ad2a55b2f3
commit 74fb257d6c
5 changed files with 153 additions and 7 deletions
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src/OpenGl/OpenGl_Context.hxx
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@@ -635,6 +635,7 @@ public: //! @name extensions
Standard_Boolean hasTexRGBA8; //!< always available on desktop; on OpenGL ES - since 3.0 or as extension GL_OES_rgb8_rgba8
Standard_Boolean arbNPTW; //!< GL_ARB_texture_non_power_of_two
Standard_Boolean arbTexRG; //!< GL_ARB_texture_rg
Standard_Boolean arbTexFloat; //!< GL_ARB_texture_float (on desktop OpenGL - since 3.0 or as extension GL_ARB_texture_float; on OpenGL ES - since 3.0)
OpenGl_ArbTexBindless* arbTexBindless; //!< GL_ARB_bindless_texture
OpenGl_ArbTBO* arbTBO; //!< GL_ARB_texture_buffer_object
Standard_Boolean arbTboRGB32; //!< GL_ARB_texture_buffer_object_rgb32 (3-component TBO), in core since 4.0