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QOpenGLTextureHelper: add a clarifying comment

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Change-Id: Ia27fd6616b2259b3fbe71ea8737b270c323a1256
Reviewed-by: James Turner <james.turner@kdab.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
This commit is contained in:
Giuseppe D'Angelo 2014-02-03 15:24:12 +01:00 committed by The Qt Project
parent c716cb2600
commit 8b39935e93
1 changed files with 3 additions and 1 deletions
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src/gui/opengl/qopengltexturehelper_p.h
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@ -695,7 +695,9 @@ public:
}
private:
// Typedefs and pointers to member functions used to switch between EXT_direct_state_access and our own emulated DSA
// Typedefs and pointers to member functions used to switch between EXT_direct_state_access and our own emulated DSA.
// The argument match the corresponding GL function, but there's an extra "GLenum bindingTarget" which gets used with
// the DSA emulation -- it contains the right GL_BINDING_TEXTURE_X to use.
typedef void (QOpenGLTextureHelper::*TextureParameteriMemberFunc)(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, GLint param);
typedef void (QOpenGLTextureHelper::*TextureParameterivMemberFunc)(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, const GLint *params);
typedef void (QOpenGLTextureHelper::*TextureParameterfMemberFunc)(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, GLfloat param);