Change boneCount field type from int to unsigned int (#5955)

Author: lauchimoon

src/raylib.h

@@ -409,7 +409,7 @@ typedef struct BoneInfo {
 
 // Skeleton, animation bones hierarchy
 typedef struct ModelSkeleton {
-    int boneCount;          // Number of bones
+    unsigned int boneCount; // Number of bones
     BoneInfo *bones;        // Bones information (skeleton)
     ModelAnimPose bindPose; // Bones base transformation (Transform[])
 } ModelSkeleton;
@@ -436,7 +436,7 @@ typedef struct Model {
 typedef struct ModelAnimation {
     char name[32];          // Animation name
 
-    int boneCount;          // Number of bones (per pose)
+    unsigned int boneCount; // Number of bones (per pose)
     int keyframeCount;      // Number of animation key frames
     ModelAnimPose *keyframePoses; // Animation sequence keyframe poses [keyframe][pose]
 } ModelAnimation;

src/rmodels.c

@@ -5369,9 +5369,9 @@ static Image LoadImageFromCgltfImage(cgltf_image *cgltfImage, const char *texPat
 }
 
 // Load bone info from GLTF skin data
-static BoneInfo *LoadBoneInfoGLTF(cgltf_skin skin, int *boneCount)
+static BoneInfo *LoadBoneInfoGLTF(cgltf_skin skin, unsigned int *boneCount)
 {
-    *boneCount = (int)skin.joints_count;
+    *boneCount = skin.joints_count;
     BoneInfo *bones = (BoneInfo *)RL_CALLOC(skin.joints_count, sizeof(BoneInfo));
 
     for (unsigned int i = 0; i < skin.joints_count; i++)