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uncut.ml
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uncut.ml
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(*---------------------------------------------------------------------------
Copyright (c) 2013 The vg programmers. All rights reserved.
SPDX-License-Identifier: ISC
---------------------------------------------------------------------------*)
open Gg
open Vg
(** Test images for uncut image primitives. *)
let emerald = Color.v_srgb 0.314 0.784 0.471
;;
Db.image "uncut-const" __POS__ ~author:Db.dbuenzli
~title:"Uncut constant emerald image"
~tags:["uncut"]
~note:"Constant emerald color over the rectangle."
~size:(Size2.v 120. 60.)
~view:(Box2.v P2.o (P2.v 2. 1.))
begin fun _ ->
I.const emerald
end;
Db.image "uncut-const-tr" __POS__ ~author:Db.dbuenzli
~title:"Uncut transformed constant image"
~tags:["uncut"]
~note:"Constant emerald color over the rectangle."
~size:(Size2.v 120. 60.)
~view:(Box2.v P2.o (P2.v 2. 1.))
begin fun _ ->
I.const emerald |>
I.move (V2.v 1. 1.) |> I.scale (V2.v 3. 4.) |> I.blend I.void |>
I.move (V2.v 0.25 0.0)
end;
Db.image "uncut-axial" __POS__ ~author:Db.dbuenzli
~title:"Uncut axial gradient image"
~tags:["uncut"; "gradient"]
~note:"From left to right: black to emerald axial gradient."
~size:(Size2.v 120. 60.)
~view:(Box2.v P2.o (Size2.v 2. 1.))
begin fun _ ->
let stops = [0.0, Color.black; 1.0, emerald] in
I.axial stops P2.o (P2.v 2. 0.)
end;
Db.image "uncut-axial-tr" __POS__ ~author:Db.dbuenzli
~title:"Uncut transformed axial gradient image"
~tags:["uncut"; "gradient"]
~note:"From left to right: black to emerald axial gradient."
~size:(Size2.v 120. 60.)
~view:(Box2.v P2.o (Size2.v 2. 1.))
begin fun _ ->
let stops = [0.0, Color.black; 1.0, emerald] in
I.axial stops (P2.v (-1.) (0.)) (P2.v 3. 0.) |>
I.move (V2.v 0.5 0.0) |> I.scale (V2.v 0.5 1.0) |> I.blend I.void |>
I.move (V2.v 0.25 0.0)
end;
Db.image "uncut-radial" __POS__ ~author:Db.dbuenzli
~title:"Uncut radial gradient image"
~tags:["uncut"; "gradient"]
~note:"Centered, from inwards to outwards: black to emerald radial gradient."
~size:(Size2.v 120. 60.)
~view:(Box2.v P2.o (Size2.v 2. 1.))
begin fun _ ->
let stops = [0.0, Color.black; 1.0, emerald] in
I.radial stops (P2.v 1.0 0.5) 1.0
end;
Db.image "uncut-radial-tr" __POS__ ~author:Db.dbuenzli
~title:"Uncut transformed radial gradient image"
~tags:["uncut"; "gradient"]
~note:"Centered, from inwards to outwards: black to emerald radial gradient."
~size:(Size2.v 120. 60.)
~view:(Box2.v P2.o (Size2.v 2. 1.))
begin fun _ ->
let stops = [0.0, Color.black; 1.0, emerald] in
I.radial stops P2.o 2.0 |>
I.move (V2.v 0.5 0.5) |> I.scale (V2.v 0.5 0.5) |> I.blend I.void |>
I.move (V2.v 0.75 0.25)
end;