From 55115d779b08fbd8970bd6e580cc255d7ab23ba6 Mon Sep 17 00:00:00 2001
From: Marius <mariausol@gmail.com>
Date: Mon, 5 Sep 2011 14:00:14 +0300
Subject: beta 2011.09.05 12:54
---
metapost/context/base/mp-mlib.mp | 41 +++++++++++++++++++++++++++++++++++++++-
1 file changed, 40 insertions(+), 1 deletion(-)
(limited to 'metapost')
diff --git a/metapost/context/base/mp-mlib.mp b/metapost/context/base/mp-mlib.mp
index 04c8be099..59028640c 100644
--- a/metapost/context/base/mp-mlib.mp
+++ b/metapost/context/base/mp-mlib.mp
@@ -18,6 +18,7 @@ boolean context_mlib ; context_mlib := true ;
%D Color and transparency
+%D Standard separable blend modes
newinternal normaltransparent ; normaltransparent := 1 ;
newinternal multiplytransparent ; multiplytransparent := 2 ;
newinternal screentransparent ; screentransparent := 3 ;
@@ -30,6 +31,11 @@ newinternal darkentransparent ; darkentransparent := 9 ;
newinternal lightentransparent ; lightentransparent := 10 ;
newinternal differencetransparent ; differencetransparent := 11 ;
newinternal exclusiontransparent ; exclusiontransparent := 12 ;
+%D Standard nonseparable blend modes
+newinternal huetransparent ; huetransparent := 13 ;
+newinternal saturationtransparent ; saturationtransparent := 14 ;
+newinternal colortransparent ; colortransparent := 15 ;
+newinternal luminositytransparent ; luminositytransparent := 16 ;
vardef transparency_alternative_to_number(expr name) =
if string name :
@@ -38,7 +44,7 @@ vardef transparency_alternative_to_number(expr name) =
else :
0
fi
- elseif name < 13 :
+ elseif name < 17 :
name
else :
0
@@ -363,6 +369,39 @@ primarydef p withshade sc =
p withprescript _defined_cs_pre_[sc]
enddef ;
+
+vardef define_sampled_linear_shade(expr a,b,n)(text t) =
+ _defined_cs_ := _defined_cs_ + 1 ;
+ _defined_cs_pre_ [_defined_cs_] := "ssh_type=linear"
+ & prescript_separator & "ssh_center_a=" & ddecimal (a shifted shadeoffset)
+ & prescript_separator & "ssh_center_b=" & ddecimal (b shifted shadeoffset)
+ & prescript_separator & "ssh_nofcolors=" & decimal n
+ & prescript_separator & "ssh_domain=" & domstr
+ & prescript_separator & "ssh_extend=" & extstr
+ & prescript_separator & "ssh_colors=" & colstr
+ & prescript_separator & "ssh_bounds=" & bndstr
+ & prescript_separator & "ssh_ranges=" & ranstr
+ ;
+ _defined_cs_
+enddef ;
+
+vardef define_sampled_circular_shade(expr a,b,ra,rb,n)(text t) =
+ _defined_cs_ := _defined_cs_ + 1 ;
+ _defined_cs_pre_ [_defined_cs_] := "ssh_type=circular"
+ & prescript_separator & "ssh_center_a=" & ddecimal (a shifted shadeoffset)
+ & prescript_separator & "ssh_radius_a=" & decimal ra
+ & prescript_separator & "ssh_center_b=" & ddecimal (b shifted shadeoffset)
+ & prescript_separator & "ssh_radius_b=" & decimal rb
+ & prescript_separator & "ssh_nofcolors=" & decimal n
+ & prescript_separator & "ssh_domain=" & domstr
+ & prescript_separator & "ssh_extend=" & extstr
+ & prescript_separator & "ssh_colors=" & colstr
+ & prescript_separator & "ssh_bounds=" & bndstr
+ & prescript_separator & "ssh_ranges=" & ranstr
+ ;
+ _defined_cs_
+enddef ;
+
% vardef predefined_linear_shade (expr p, n, ca, cb) =
% save a, b, sh ; pair a, b ;
% set_linear_vector(a,b)(p,n) ;
--
cgit v1.2.3