[RTEXTURES] Remove the panorama cubemap layout option (#4425)

* Remove the panorama cubemap layout, it was not implemented.
Left a todo in the code for some aspiring developer to finish.

* Update raylib_api.* by CI

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

parser/output/raylib_api.json

@@ -2839,11 +2839,6 @@
           "name": "CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE",
           "value": 4,
           "description": "Layout is defined by a 4x3 cross with cubemap faces"
-        },
-        {
-          "name": "CUBEMAP_LAYOUT_PANORAMA",
-          "value": 5,
-          "description": "Layout is defined by a panorama image (equirrectangular map)"
         }
       ]
     },

parser/output/raylib_api.lua

@@ -2839,11 +2839,6 @@ return {
           name = "CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE",
           value = 4,
           description = "Layout is defined by a 4x3 cross with cubemap faces"
-        },
-        {
-          name = "CUBEMAP_LAYOUT_PANORAMA",
-          value = 5,
-          description = "Layout is defined by a panorama image (equirrectangular map)"
         }
       }
     },

parser/output/raylib_api.txt

@@ -889,7 +889,7 @@ Enum 14: TextureWrap (4 values)
   Value[TEXTURE_WRAP_CLAMP]: 1
   Value[TEXTURE_WRAP_MIRROR_REPEAT]: 2
   Value[TEXTURE_WRAP_MIRROR_CLAMP]: 3
-Enum 15: CubemapLayout (6 values)
+Enum 15: CubemapLayout (5 values)
   Name: CubemapLayout
   Description: Cubemap layouts
   Value[CUBEMAP_LAYOUT_AUTO_DETECT]: 0
@@ -897,7 +897,6 @@ Enum 15: CubemapLayout (6 values)
   Value[CUBEMAP_LAYOUT_LINE_HORIZONTAL]: 2
   Value[CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR]: 3
   Value[CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE]: 4
-  Value[CUBEMAP_LAYOUT_PANORAMA]: 5
 Enum 16: FontType (3 values)
   Name: FontType
   Description: Font type, defines generation method

parser/output/raylib_api.xml

@@ -595,13 +595,12 @@
             <Value name="TEXTURE_WRAP_MIRROR_REPEAT" integer="2" desc="Mirrors and repeats the texture in tiled mode" />
             <Value name="TEXTURE_WRAP_MIRROR_CLAMP" integer="3" desc="Mirrors and clamps to border the texture in tiled mode" />
         </Enum>
-        <Enum name="CubemapLayout" valueCount="6" desc="Cubemap layouts">
+        <Enum name="CubemapLayout" valueCount="5" desc="Cubemap layouts">
             <Value name="CUBEMAP_LAYOUT_AUTO_DETECT" integer="0" desc="Automatically detect layout type" />
             <Value name="CUBEMAP_LAYOUT_LINE_VERTICAL" integer="1" desc="Layout is defined by a vertical line with faces" />
             <Value name="CUBEMAP_LAYOUT_LINE_HORIZONTAL" integer="2" desc="Layout is defined by a horizontal line with faces" />
             <Value name="CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR" integer="3" desc="Layout is defined by a 3x4 cross with cubemap faces" />
             <Value name="CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE" integer="4" desc="Layout is defined by a 4x3 cross with cubemap faces" />
-            <Value name="CUBEMAP_LAYOUT_PANORAMA" integer="5" desc="Layout is defined by a panorama image (equirrectangular map)" />
         </Enum>
         <Enum name="FontType" valueCount="3" desc="Font type, defines generation method">
             <Value name="FONT_DEFAULT" integer="0" desc="Default font generation, anti-aliased" />

src/raylib.h

@@ -877,8 +877,7 @@ typedef enum {
     CUBEMAP_LAYOUT_LINE_VERTICAL,           // Layout is defined by a vertical line with faces
     CUBEMAP_LAYOUT_LINE_HORIZONTAL,         // Layout is defined by a horizontal line with faces
     CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR,     // Layout is defined by a 3x4 cross with cubemap faces
-    CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE,     // Layout is defined by a 4x3 cross with cubemap faces
-    CUBEMAP_LAYOUT_PANORAMA                 // Layout is defined by a panorama image (equirrectangular map)
+    CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE     // Layout is defined by a 4x3 cross with cubemap faces
 } CubemapLayout;
 
 // Font type, defines generation method

src/rtextures.c

@@ -4100,7 +4100,6 @@ TextureCubemap LoadTextureCubemap(Image image, int layout)
         {
             if ((image.width/6) == image.height) { layout = CUBEMAP_LAYOUT_LINE_HORIZONTAL; cubemap.width = image.width/6; }
             else if ((image.width/4) == (image.height/3)) { layout = CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE; cubemap.width = image.width/4; }
-            else if (image.width >= (int)((float)image.height*1.85f)) { layout = CUBEMAP_LAYOUT_PANORAMA; cubemap.width = image.width/4; }
         }
         else if (image.height > image.width)
         {
@@ -4114,7 +4113,6 @@ TextureCubemap LoadTextureCubemap(Image image, int layout)
         if (layout == CUBEMAP_LAYOUT_LINE_HORIZONTAL) cubemap.width = image.width/6;
         if (layout == CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR) cubemap.width = image.width/3;
         if (layout == CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE) cubemap.width = image.width/4;
-        if (layout == CUBEMAP_LAYOUT_PANORAMA) cubemap.width = image.width/4;
     }
 
     cubemap.height = cubemap.width;
@@ -4133,11 +4131,11 @@ TextureCubemap LoadTextureCubemap(Image image, int layout)
         {
             faces = ImageCopy(image);       // Image data already follows expected convention
         }
-        else if (layout == CUBEMAP_LAYOUT_PANORAMA)
+        /*else if (layout == CUBEMAP_LAYOUT_PANORAMA)
         {
-            // TODO: Convert panorama image to square faces...
+            // TODO: implement panorama by converting image to square faces...
             // Ref: https://github.com/denivip/panorama/blob/master/panorama.cpp
-        }
+        } */
         else
         {
             if (layout == CUBEMAP_LAYOUT_LINE_HORIZONTAL) for (int i = 0; i < 6; i++) faceRecs[i].x = (float)size*i;