Changeset 405 for trunk/src/set_col_vec.m

Timestamp:

May 1, 2012, 10:08:36 PM (12 years ago)

Author:

sommeria

Message:

many bugs corrected: composition of 2 input fields, arrow colors from different scalar fields...

File:

• trunk/src/set_col_vec.m (modified) (2 diffs)

trunk/src/set_col_vec.m

@@ -11 +11 @@
 % colcode: struture setting the colorcode for vectors
             % colcode.CName: 'ima_cor','black','white',...
-            % colcode.ListColorCode ='black', 'white', 'rgb','brg', '64 colors'
+            % colcode.ColorCode ='black', 'white', 'rgb','brg', '64 colors'
             % colcode.CheckFixVecColor =0; thresholds scaling relative to min and max, =1 fixed thresholds
             % colcode.MinVec; min 
@@ -22 +22 @@
 function [colorlist,col_vec,colcode_out]=set_col_vec(colcode,vec_C)
 col_vec=[]; 
+if ~isstruct(colcode),colcode=[];end;
 colcode_out=colcode;%default
 if isempty(vec_C) || ~isnumeric(vec_C)
-    colorlist=[0 0 1]; %blue  
+    colorlist=[0 0 1]; %blue
     col_vec=ones(size(vec_C));
     return
 end
-if (isfield(colcode,'CheckFixVecColor') && isequal(colcode.CheckFixVecColor,1))
-    minC=colcode.MinVec;
-    maxC=colcode.MaxVec;
+
+
+
+% colcode_out.ColCode1=ColCode1;
+% colcode_out.ColCode2=ColCode2;
+%% uniform color plot
+check_multicolors=0;
+col_vec=ones(size(vec_C));%all vectors at color#1 by default
+%default input parameters
+if ~isfield(colcode,'ColorCode') || isempty(colcode.ColorCode)
+    colorlist=[0 0 1]; %blue
 else
-    minC=min(vec_C);
-    maxC=max(vec_C);
+    if strcmp(colcode.ColorCode,'black')
+        colorlist(1,:)=[0 0 0];%black
+    elseif strcmp(colcode.ColorCode,'white')
+        colorlist(1,:)=[1 1 1];%white
+    else
+        check_multicolors=1;
+    end
 end
 
-%default input parameters
-if ~isstruct(colcode),colcode=[];end;
-if ~isfield(colcode,'ListColorCode') || isempty(colcode.ListColorCode)
-    colorlist=[0 0 1]; %blue  
-    col_vec=ones(size(vec_C));
-    return
+if check_multicolors
+    if (isfield(colcode,'CheckFixVecColor') && isequal(colcode.CheckFixVecColor,1))
+        minC=colcode.MinVec;
+        maxC=colcode.MaxVec;
+    else
+        minC=min(vec_C);
+        maxC=max(vec_C);
+    end
+    colcode_out.MinC=minC;
+    colcode_out.MaxC=maxC;
+    if strcmp(colcode.ColorCode,'rgb')|| strcmp(colcode.ColorCode,'bgr')% 3 color representation
+        if  isfield(colcode,'ColCode1')
+            colcode_out.ColCode1=colcode.ColCode1;
+        else
+            colcode_out.ColCode1=minC+(maxC-minC)/3;%default
+        end
+        if  isfield(colcode,'ColCode2')
+            colcode_out.ColCode2=colcode.ColCode2;
+        else
+            colcode_out.ColCode2=minC+2*(maxC-minC)/3;%default
+        end
+        colorlist(2,:)=[0 1 0];%green
+        col_vec(vec_C < colcode_out.ColCode1)=1;% vectors with vec_C smaller than ColCode1 set to the first color (r or b)
+        col_vec((vec_C >= colcode_out.ColCode1) & (vec_C < colcode_out.ColCode2))=2;% select green vectors
+        col_vec(vec_C >= colcode_out.ColCode2)=3;
+        if strcmp(colcode.ColorCode,'rgb')
+            colorlist(1,:)=[1 0 0];%red
+            colorlist(3,:)=[0 0 1];%blue
+        else
+            colorlist(1,:)=[0 0 1];%blue
+            colorlist(3,:)=[1 0 0];%red
+        end
+    else
+        colorjet=jet;% ususal colormap from blue to red
+        sizlist=size(colorjet);
+        indsel=ceil((sizlist(1)/64)*(1:64));
+        colorlist(:,1)=colorjet(indsel,1);
+        colorlist(:,2)=colorjet(indsel,2);
+        colorlist(:,3)=colorjet(indsel,3);
+        sizlist=size(colorlist);
+        nblevel=sizlist(1);
+        col2_1=maxC-minC;
+        col_vec=1+floor(nblevel*(vec_C-minC)/col2_1);
+        col_vec=col_vec.*(col_vec<= nblevel)+nblevel*(col_vec >nblevel);% take color #nblevel at saturation
+        col_vec=col_vec.*(col_vec>= 1)+  (col_vec <1);% take color #1 for values below 1
+    end
 end
-if  isfield(colcode,'ColCode1')
-    ColCode1=minC+colcode.ColCode1*(maxC-minC);
-else
-    ColCode1=minC+(maxC-minC)/3;%default
-end
-if isfield(colcode,'ColCode2')
-    ColCode2=minC+colcode.ColCode2*(maxC-minC);
-else
-    ColCode2=minC+2*(maxC-minC)/3;%default
-end
-colcode_out.MinC=minC;
-colcode_out.MaxC=maxC;
-if strcmp(colcode.ListColorCode,'black')
-    colorlist(1,:)=[0 0 0];%black
-    col_vec=ones(size(vec_C));%all vectors at color#1
-elseif strcmp(colcode.ListColorCode,'white')
-    colorlist(1,:)=[1 1 1];%white
-    col_vec=ones(size(vec_C));%all vectors at color#1
-elseif strcmp(colcode.ListColorCode,'rgb')|| strcmp(colcode.ListColorCode,'bgr')% 3 color representation
-%    ind1=find(vec_C < ColCode1); % =1 for red vectors
-    ind_green=find((vec_C >= ColCode1) & (vec_C < ColCode2));% =1 for green vectors
-%     ind3=find(vec_C >= ColCode2);% =1 for blue vectors
-    colorlist(2,:)=[0 1 0];%green
-    col_vec(vec_C < ColCode1)=1;
-    col_vec(ind_green)=2;
-    col_vec(vec_C >= ColCode2)=3;
-    if strcmp(colcode.ListColorCode,'rgb')
-        colorlist(1,:)=[1 0 0];%red
-        colorlist(3,:)=[0 0 1];%blue
-    else
-        colorlist(1,:)=[0 0 1];%blue
-        colorlist(3,:)=[1 0 0];%red
-    end
-else
-    colorjet=jet;% ususal colormap from blue to red
-    sizlist=size(colorjet);
-    indsel=ceil((sizlist(1)/64)*(1:64));
-    colorlist(:,1)=colorjet(indsel,1);
-    colorlist(:,2)=colorjet(indsel,2);
-    colorlist(:,3)=colorjet(indsel,3);
-    sizlist=size(colorlist);
-    nblevel=sizlist(1);
-    col2_1=maxC-minC;
-    col_vec=1+floor(nblevel*(vec_C-minC)/col2_1);
-    col_vec=col_vec.*(col_vec<= nblevel)+nblevel*(col_vec >nblevel);% take color #nblevel at saturation
-    col_vec=col_vec.*(col_vec>= 1)+  (col_vec <1);% take color #1 for values below 1
-end