Include also default initializations to sfRenderStates

This will let the user choose between an initialization expression or the
call to the create function.

See issue:  sfRenderStates "constructors" from shaders and textures #20

Author: mgrojo

doc/docs/sf__graphics__renderstates___spec.js

@@ -207,6 +207,27 @@ GNATdoc.Documentation = {
                       "text": "Sf.Graphics.BlendMode.sfBlendMode",
                       "href": "docs/sf__graphics__blendmode___spec.html#L71C9"
                     },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "identifier",
+                      "text": ":="
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "identifier",
+                      "text": "Sf.Graphics.BlendMode.sfBlendAlpha",
+                      "href": "docs/sf__graphics__blendmode___spec.html#L82C4"
+                    },
                     {
                       "kind": "span",
                       "cssClass": "identifier",
@@ -260,6 +281,27 @@ GNATdoc.Documentation = {
                       "text": "Sf.Graphics.Transform.sfTransform",
                       "href": "docs/sf__graphics__transform___spec.html#L28C9"
                     },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "identifier",
+                      "text": ":="
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "identifier",
+                      "text": "Sf.Graphics.Transform.Identity",
+                      "href": "docs/sf__graphics__transform___spec.html#L37C4"
+                    },
                     {
                       "kind": "span",
                       "cssClass": "identifier",
@@ -303,6 +345,26 @@ GNATdoc.Documentation = {
                       "text": "sfTexture_Ptr",
                       "href": "docs/sf__graphics___spec.html#L62C9"
                     },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "identifier",
+                      "text": ":="
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "keyword",
+                      "text": "null"
+                    },
                     {
                       "kind": "span",
                       "cssClass": "identifier",
@@ -346,6 +408,26 @@ GNATdoc.Documentation = {
                       "text": "sfShader_Ptr",
                       "href": "docs/sf__graphics___spec.html#L41C9"
                     },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "identifier",
+                      "text": ":="
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "text",
+                      "text": " "
+                    },
+                    {
+                      "kind": "span",
+                      "cssClass": "keyword",
+                      "text": "null"
+                    },
                     {
                       "kind": "span",
                       "cssClass": "identifier",

doc/index.js

@@ -1,4 +1,4 @@
 GNATdoc.Index = {
   "project": "ASFML",
-  "timestamp": "2023-07-09 19:44:26"
+  "timestamp": "2023-07-09 20:02:56"
 };

include/sf-graphics-renderstates.ads

@@ -31,10 +31,10 @@ package Sf.Graphics.RenderStates is
    --/< Texture
    --/< Shader
    type sfRenderStates is record
-      blendMode : aliased Sf.Graphics.BlendMode.sfBlendMode;
-      transform : aliased Sf.Graphics.Transform.sfTransform;
-      texture : sfTexture_Ptr;
-      shader : sfShader_Ptr;
+      blendMode : aliased Sf.Graphics.BlendMode.sfBlendMode := Sf.Graphics.BlendMode.sfBlendAlpha;
+      transform : aliased Sf.Graphics.Transform.sfTransform := Sf.Graphics.Transform.Identity;
+      texture : sfTexture_Ptr := null;
+      shader : sfShader_Ptr := null;
    end record;
    type sfRenderStates_Ptr is access all sfRenderStates;