Fix invalid `int` -> `SDL_bool` conversion by manually changing SDL headers

SDL3-CS/SDL-use-proper-types.patch

@@ -0,0 +1,15 @@
+diff --git a/include/SDL3/SDL_stdinc.h b/include/SDL3/SDL_stdinc.h
+index e6a387c31..46c225953 100644
+--- a/include/SDL3/SDL_stdinc.h
++++ b/include/SDL3/SDL_stdinc.h
+@@ -132,8 +132,8 @@ char *alloca();
+ /**
+  * A boolean type.
+  */
+-#define SDL_FALSE 0
+-#define SDL_TRUE 1
++#define SDL_FALSE (SDL_bool)0
++#define SDL_TRUE (SDL_bool)1
+ typedef int SDL_bool;
+ 
+ /**

SDL3-CS/SDL3/ClangSharp/SDL_rect.g.cs

@@ -67,17 +67,17 @@ namespace SDL
     {
         public static SDL_bool SDL_PointInRect([NativeTypeName("const SDL_Point *")] SDL_Point* p, [NativeTypeName("const SDL_Rect *")] SDL_Rect* r)
         {
-            return ((p->x >= r->x) && (p->x < (r->x + r->w)) && (p->y >= r->y) && (p->y < (r->y + r->h))) ? 1 : 0;
+            return ((p->x >= r->x) && (p->x < (r->x + r->w)) && (p->y >= r->y) && (p->y < (r->y + r->h))) ? (SDL_bool)(1) : (SDL_bool)(0);
         }
 
         public static SDL_bool SDL_RectEmpty([NativeTypeName("const SDL_Rect *")] SDL_Rect* r)
         {
-            return ((r == null) || (r->w <= 0) || (r->h <= 0)) ? 1 : 0;
+            return ((r == null) || (r->w <= 0) || (r->h <= 0)) ? (SDL_bool)(1) : (SDL_bool)(0);
         }
 
         public static SDL_bool SDL_RectsEqual([NativeTypeName("const SDL_Rect *")] SDL_Rect* a, [NativeTypeName("const SDL_Rect *")] SDL_Rect* b)
         {
-            return ((a) != null && (b) != null && (a->x == b->x) && (a->y == b->y) && (a->w == b->w) && (a->h == b->h)) ? 1 : 0;
+            return ((a) != null && (b) != null && (a->x == b->x) && (a->y == b->y) && (a->w == b->w) && (a->h == b->h)) ? (SDL_bool)(1) : (SDL_bool)(0);
         }
 
         [DllImport("SDL3", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
@@ -97,17 +97,17 @@ namespace SDL
 
         public static SDL_bool SDL_PointInRectFloat([NativeTypeName("const SDL_FPoint *")] SDL_FPoint* p, [NativeTypeName("const SDL_FRect *")] SDL_FRect* r)
         {
-            return ((p->x >= r->x) && (p->x < (r->x + r->w)) && (p->y >= r->y) && (p->y < (r->y + r->h))) ? 1 : 0;
+            return ((p->x >= r->x) && (p->x < (r->x + r->w)) && (p->y >= r->y) && (p->y < (r->y + r->h))) ? (SDL_bool)(1) : (SDL_bool)(0);
         }
 
         public static SDL_bool SDL_RectEmptyFloat([NativeTypeName("const SDL_FRect *")] SDL_FRect* r)
         {
-            return ((r == null) || (r->w <= 0.0f) || (r->h <= 0.0f)) ? 1 : 0;
+            return ((r == null) || (r->w <= 0.0f) || (r->h <= 0.0f)) ? (SDL_bool)(1) : (SDL_bool)(0);
         }
 
         public static SDL_bool SDL_RectsEqualEpsilon([NativeTypeName("const SDL_FRect *")] SDL_FRect* a, [NativeTypeName("const SDL_FRect *")] SDL_FRect* b, [NativeTypeName("const float")] float epsilon)
         {
-            return ((a) != null && (b) != null && ((a == b) || ((SDL_fabsf(a->x - b->x) <= epsilon) && (SDL_fabsf(a->y - b->y) <= epsilon) && (SDL_fabsf(a->w - b->w) <= epsilon) && (SDL_fabsf(a->h - b->h) <= epsilon)))) ? 1 : 0;
+            return ((a) != null && (b) != null && ((a == b) || ((SDL_fabsf(a->x - b->x) <= epsilon) && (SDL_fabsf(a->y - b->y) <= epsilon) && (SDL_fabsf(a->w - b->w) <= epsilon) && (SDL_fabsf(a->h - b->h) <= epsilon)))) ? (SDL_bool)(1) : (SDL_bool)(0);
         }
 
         public static SDL_bool SDL_RectsEqualFloat([NativeTypeName("const SDL_FRect *")] SDL_FRect* a, [NativeTypeName("const SDL_FRect *")] SDL_FRect* b)

SDL3-CS/SDL3/ClangSharp/SDL_stdinc.g.cs

@@ -541,11 +541,11 @@ namespace SDL
         [NativeTypeName("#define SDL_SIZE_MAX SIZE_MAX")]
         public const ulong SDL_SIZE_MAX = 0xffffffffffffffffUL;
 
-        [NativeTypeName("#define SDL_FALSE 0")]
+        [NativeTypeName("#define SDL_FALSE (SDL_bool)0")]
-        public const int SDL_FALSE = 0;
+        public const SDL_bool SDL_FALSE = (SDL_bool)(0);
 
-        [NativeTypeName("#define SDL_TRUE 1")]
+        [NativeTypeName("#define SDL_TRUE (SDL_bool)1")]
-        public const int SDL_TRUE = 1;
+        public const SDL_bool SDL_TRUE = (SDL_bool)(1);
 
         [NativeTypeName("#define SDL_MAX_SINT8 ((Sint8)0x7F)")]
         public const sbyte SDL_MAX_SINT8 = ((sbyte)(0x7F));

SDL3-CS/generate_bindings.py

@@ -7,6 +7,7 @@ Generates C# bindings for SDL3 using ClangSharp.
 Prerequisites:
 - run `dotnet tool restore` (to install ClangSharpPInvokeGenerator)
 - https://github.com/libsdl-org/SDL checked out alongside this repository
+- git apply `SDL-use-proper-types.patch` to SDL repo
 
 This script should be run manually.
 """