textures: fix texture size on uninitialized textures #103
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GX_TexObjGetAll() returns a size of 1024x1024 if called on a 0-initialized object, due to how texture size is internally stored. Workaround this issue by explicitly setting width and height to 0 if we see that the texel pointer is NULL.
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GX_TexObjGetAll() returns a size of 1024x1024 if called on a 0-initialized object, due to how texture size is internally stored.
Workaround this issue by explicitly setting width and height to 0 if we see that the texel pointer is NULL.