Fix comment diagrams

It somehow took me until now to realize that y coordinates are counted from the "top" of the screen not the bottom.
CleverRaven · Jul 9, 2019 · 5289562 · 5289562
1 parent 1e24418
commit 5289562
Showing 1 changed file with 40 additions and 40 deletions.
diff --git a/src/shadowcasting.cpp b/src/shadowcasting.cpp
@@ -523,125 +523,125 @@ void cast_zlight(
 {
     // Down lateral
 
-    //   .
-    //  ..
     // @..
+    //  ..
+    //   .
     cast_horizontal_zlight_segment < 0, 1, 1, 0, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ...
-    // ..
     // @
+    // ..
+    // ...
     cast_horizontal_zlight_segment < 1, 0, 0, 1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // @..
-    //  ..
     //   .
+    //  ..
+    // @..
     cast_horizontal_zlight_segment < 0, -1, 1, 0, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ...
-    //  ..
     //   @
+    //  ..
+    // ...
     cast_horizontal_zlight_segment < -1, 0, 0, 1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // .
-    // ..
     // ..@
+    // ..
+    // .
     cast_horizontal_zlight_segment < 0, 1, -1, 0, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // @
-    // ..
     // ...
+    // ..
+    // @
     cast_horizontal_zlight_segment < 1, 0, 0, -1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ..@
-    // ..
     // .
+    // ..
+    // ..@
     cast_horizontal_zlight_segment < 0, -1, -1, 0, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    //   @
-    //  ..
     // ...
+    //  ..
+    //   @
     cast_horizontal_zlight_segment < -1, 0, 0, -1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
 
     // Up lateral
 
-    //   .
-    //  ..
     // @..
+    //  ..
+    //   .
     cast_horizontal_zlight_segment < 0, 1, 1, 0, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ...
-    // ..
     // @
+    // ..
+    // ...
     cast_horizontal_zlight_segment < 1, 0, 0, 1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // @..
-    //  ..
     //   .
+    //  ..
+    // @..
     cast_horizontal_zlight_segment < 0, -1, 1, 0, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ...
-    //  ..
     //   @
+    //  ..
+    // ...
     cast_horizontal_zlight_segment < -1, 0, 0, 1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // .
-    // ..
     // ..@
+    // ..
+    // .
     cast_horizontal_zlight_segment < 0, 1, -1, 0, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // @
-    // ..
     // ...
+    // ..
+    // @
     cast_horizontal_zlight_segment < 1, 0, 0, -1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ..@
-    // ..
     // .
+    // ..
+    // ..@
     cast_horizontal_zlight_segment < 0, -1, -1, 0, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    //   @
-    //  ..
     // ...
+    //  ..
+    //   @
     cast_horizontal_zlight_segment < -1, 0, 0, -1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
 
     // Straight up
 
-    // ..
     // @.
+    // ..
     cast_vertical_zlight_segment < 1, 1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // @.
     // ..
+    // @.
     cast_vertical_zlight_segment < 1, -1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ..
     // .@
+    // ..
     cast_vertical_zlight_segment < -1, 1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // .@
     // ..
+    // .@
     cast_vertical_zlight_segment < -1, -1, 1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
 
     // Straight down
 
-    // ..
     // @.
+    // ..
     cast_vertical_zlight_segment < 1, 1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // @.
     // ..
+    // @.
     cast_vertical_zlight_segment < 1, -1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // ..
     // .@
+    // ..
     cast_vertical_zlight_segment < -1, 1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
-    // .@
     // ..
+    // .@
     cast_vertical_zlight_segment < -1, -1, -1, T, calc, is_transparent, accumulate > (
         output_caches, input_arrays, floor_caches, origin, offset_distance, numerator );
 }