文件名称:bitfont
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abgr.c - Demonstrates the use of the extension EXT_abgr.
The same image data is used for both ABGR and RGBA formats
in glDrawPixels and glTexImage2D. The left side uses ABGR,
the right side RGBA. The top polygon demonstrates use of texture,
and the bottom image is drawn with glDrawPixels.
Note that the textures are defined as 3 component, so the alpha
value is not used in applying the DECAL environment. -abgr.c - Demonstrates the use of the extension EXT_abgr.
The same image data is used for both ABGR and RGBA formats
in glDrawPixels and glTexImage2D. The left side uses ABGR,
the right side RGBA. The top polygon demonstrates use of texture,
and the bottom image is drawn with glDrawPixels.
Note that the textures are defined as 3 component, so the alpha
value is not used in applying the DECAL environment.
The same image data is used for both ABGR and RGBA formats
in glDrawPixels and glTexImage2D. The left side uses ABGR,
the right side RGBA. The top polygon demonstrates use of texture,
and the bottom image is drawn with glDrawPixels.
Note that the textures are defined as 3 component, so the alpha
value is not used in applying the DECAL environment. -abgr.c - Demonstrates the use of the extension EXT_abgr.
The same image data is used for both ABGR and RGBA formats
in glDrawPixels and glTexImage2D. The left side uses ABGR,
the right side RGBA. The top polygon demonstrates use of texture,
and the bottom image is drawn with glDrawPixels.
Note that the textures are defined as 3 component, so the alpha
value is not used in applying the DECAL environment.
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bitfont.c