chore(windows port): Cleaned up some msvc warnings

Mainly relating to double -> float casts and some size_t -> long casts

core/src/assets.c

@@ -10,16 +10,16 @@ static asset_id _next_id = 0;
 
 static
 size_t file_length(FILE* fp) {
-    size_t start = ftell(fp);
+    long start = ftell(fp);
     fseek(fp, 0, SEEK_END);
-    size_t r = ftell(fp);
+    long r = ftell(fp);
     fseek(fp, start, SEEK_SET);
-    return r;
+    return (size_t)r;
 }
 
 static
 void read_file(FILE* fp, char* out_buffer, size_t out_size) {
-    size_t start = ftell(fp);
+    long start = ftell(fp);
     fread(out_buffer, 1, out_size, fp);
     fseek(fp, start, SEEK_SET);
 }
@@ -88,15 +88,13 @@ asset_id get_asset_id(void* asset) {
 }
 
 void free_asset(asset_id id) {
-    Asset* found;
+    Asset* found = NULL;
-    size_t found_index;
+    size_t found_index = _assets.len;
     for(size_t i = 0; i < _assets.len; ++i) {
         found = list_at_as(Asset, &_assets, i);
         if(found->tc->get_id(found->data) == id) {
             found_index = i;
             break;
-        } else {
-            found = NULL;
         }
     }
     ASSERT_RETURN(found != NULL,, "Attempt to free nonexistent asset.");

core/src/assets.h

@@ -31,8 +31,8 @@ size_t json_array_len(cJSON* array);
 static inline
 Vector json_array_to_vector(cJSON* array) {
     return (Vector) {
-        cJSON_GetArrayItem(array, 0)->valuedouble,
+        (float)cJSON_GetArrayItem(array, 0)->valuedouble,
-        cJSON_GetArrayItem(array, 1)->valuedouble,
+        (float)cJSON_GetArrayItem(array, 1)->valuedouble,
     };
 }
 static inline

core/src/camera.c

@@ -21,7 +21,7 @@ SDL_FRect camera_world_to_pixel_rect(Camera* self, SDL_FRect* world_space) {
     t.scale = OneVector;
     t = transform_invert(t);
 
-    Vector tl = {world_space->x + (self->fov / 2.0), world_space->y + (_camera_height(self) / 2.0)};
+    Vector tl = {world_space->x + (self->fov / 2.0f), world_space->y + (_camera_height(self) / 2.0f)};
     Vector size = {world_space->w, world_space->h};
 
     tl = vmulff(transform_point(&t, tl), g_render_resolution.x / self->fov);
@@ -40,7 +40,7 @@ Vector camera_world_to_pixel_point(Camera* self, Vector point) {
     t.scale = OneVector;
     t = transform_invert(t);
 
-    point = (Vector){point.x + (self->fov / 2.0), point.y + (_camera_height(self) / 2.0)};
+    point = (Vector){point.x + (self->fov / 2.0f), point.y + (_camera_height(self) / 2.0f)};
 
     return vmulff(transform_point(&t, point), g_render_resolution.x / self->fov);
 }

core/src/program.c

@@ -25,7 +25,7 @@ double tstos(struct timespec ts) {
 
 struct timespec get_time() {
     struct timespec ts;
-    timespec_get(&ts, TIME_UTC);
+    (void)timespec_get(&ts, TIME_UTC);
     return ts;
 }
 
@@ -132,10 +132,10 @@ void program_handle_windowevent(SDL_WindowEvent* event) {
 
 inline
 float delta_time() {
-    return _target_delta_time == 0 ? _delta_time : _target_delta_time;
+    return (float)(_target_delta_time == 0 ? _delta_time : _target_delta_time);
 }
 
 inline
 float game_time() {
-    return get_time_s() - _game_start_time;
+    return (float)(get_time_s() - _game_start_time);
 }

core/src/vmath.h

@@ -106,7 +106,7 @@ float vsqrmagnitudef(Vector a) {
 static inline
 Vector vnormalizedf(Vector a) {
     if(veqf(a, ZeroVector)) return ZeroVector;
-    return vmulff(a, 1.0/vmagnitudef(a));
+    return vmulff(a, 1.0f/vmagnitudef(a));
 }
 static inline
 float vdotf(Vector a, Vector b) {
@@ -122,7 +122,7 @@ float vsqrdistf(Vector a, Vector b) {
 }
 static inline
 Vector vreciprocalf(Vector a) {
-    return (Vector){1.0/a.x, 1.0/a.y};
+    return (Vector){1.0f/a.x, 1.0f/a.y};
 }
 static inline
 Vector vrotatef(Vector a, float t) {
@@ -157,7 +157,7 @@ Vector vaveragef(Vector* array, size_t count) {
     for(size_t i = 0; i < count; ++i) {
         acc = vaddf(acc, array[i]);
     }
-    return vmulff(acc, 1.0/(float)count);
+    return vmulff(acc, 1.0f/(float)count);
 }
 
 static inline