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authorMathias Fröhlich <[email protected]>2014-09-21 18:09:21 +0200
committerMathias Fröhlich <[email protected]>2014-10-24 19:21:20 +0200
commit6340e609a354770e04192b9b44e91fb06aab0159 (patch)
treea23faaf3f456f4775efd556e2701ad07021ff1b4 /src/mesa/main/viewport.h
parent8c7ac377b7a859705479a0b421d1dacc53ca240a (diff)
mesa: Refactor viewport transform computation.
This is for preparation of ARB_clip_control. v3: Add comments. Reviewed-by: Brian Paul <[email protected]> Signed-off-by: Mathias Froehlich <[email protected]>
Diffstat (limited to 'src/mesa/main/viewport.h')
-rw-r--r--src/mesa/main/viewport.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/main/viewport.h b/src/mesa/main/viewport.h
index f2311c02b44..514ff1067ff 100644
--- a/src/mesa/main/viewport.h
+++ b/src/mesa/main/viewport.h
@@ -71,5 +71,8 @@ _mesa_init_viewport(struct gl_context *ctx);
extern void
_mesa_free_viewport_data(struct gl_context *ctx);
+extern void
+_mesa_get_viewport_xform(struct gl_context *ctx, unsigned i,
+ double scale[3], double translate[3]);
#endif