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gsdx ogl: update comment 

something to test in the future
This commit is contained in:
Gregory Hainaut 2016-04-14 10:19:18 +02:00
parent d129aedfe8
commit 2e567d6d55
1 changed files with 1 additions and 2 deletions
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3
plugins/GSdx/GSTextureOGL.cpp
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@ -370,8 +370,7 @@ bool GSTextureOGL::Map(GSMap& m, const GSVector4i* _r)
// Maybe it is as good as the code below. I don't know
// With openGL 4.5 you can use glGetTextureSubImage
glGetTextureImage(m_texture_id, GL_TEX_LEVEL_0, m_int_format, m_int_type, 1024*1024*16, m_local_buffer);
glGetTextureSubImage(m_texture_id, GL_TEX_LEVEL_0, r.x, r.y, 0, r.width(), r.height(), 0, m_int_format, m_int_type, m_size.x * m_size.y * 4, m_local_buffer);
#else
// Bind the texture to the read framebuffer to avoid any disturbance