fixed subtraction of image initialization problem

docs/src/loadExampleData.jl

@@ -117,12 +117,7 @@ textureSpecificationsPETCT = [
 ];
 # We need also to specify how big part of the screen should be occupied by the main image and how much by text fractionOfMainIm= Float32(0.8);
 fractionOfMainIm= Float32(0.8);
-"""
-If we want to display some text we need to pass it as a vector of SimpleLineTextStructs - utility function to achieve this is 
-textLinesFromStrings() where we pass resies of strings, if we want we can also edit those structs to controll size of text and space to next line look into SimpleLineTextStruct doc
-mainLines - will be displayed over all slices
-supplLines - will be displayed over each slice where is defined - below just dummy data
-"""
+
 import MedEye3d.DisplayWords.textLinesFromStrings
 
 mainLines= textLinesFromStrings(["main Line1", "main Line 2"]);

src/display/GLFW/startModules/PrepareWindow.jl

@@ -37,9 +37,9 @@ function displayAll(listOfTexturesToCreate::Vector{TextureSpec}
 	vertex_shader = createVertexShader(gslsStr)
 
 	masks = filter(textSpec-> !textSpec.isMainImage ,listOfTexturesToCreate)
-	someExampleMask = masks[1]
-	someExampleMaskB = masks[2]
-	@info "masks set for subtraction $(someExampleMask.name)" someExampleMaskB.name
+	someExampleMask = masks[begin]
+	someExampleMaskB = masks[end]
+	# @info "masks set for subtraction $(someExampleMask.name)" someExampleMaskB.name
 	fragment_shader_main,shader_program= createAndInitShaderProgram(vertex_shader,listOfTexturesToCreate,someExampleMask,someExampleMaskB,gslsStr  )
 
 	glUseProgram(shader_program)