Golang SDL_IntersectRect示例

示例#1

文件： render.go 项目： jbondeson/Go-SDL2

func (a *Rect) Intersect(b *Rect) *Rect {
	var ret Rect
	is := C.SDL_IntersectRect((*C.SDL_Rect)(unsafe.Pointer(a)), (*C.SDL_Rect)(unsafe.Pointer(b)), (*C.SDL_Rect)(unsafe.Pointer(&ret)))
	if is == C.SDL_TRUE {
		return &ret
	}
	return nil
}

示例#2

文件： rect.go 项目： willemvds/sdl

func (r *Rect) IntersectRect(r2 *Rect) *Rect {
	var rect Rect
	if C.SDL_IntersectRect(r.c(), r2.c(), rect.c()) == C.SDL_FALSE {
		return nil
	}

	return &rect
}

示例#3

文件： sdl_rect.go 项目： kerkerj/gtg15-demo

func (a *Rect) Intersect(b, result *Rect) bool {
	_a := (*C.SDL_Rect)(unsafe.Pointer(a))
	_b := (*C.SDL_Rect)(unsafe.Pointer(b))
	_result := (*C.SDL_Rect)(unsafe.Pointer(result))
	return C.SDL_IntersectRect(_a, _b, _result) > 0
}

示例#4

文件： rect.go 项目： flazz/go-sdl2

// Rect (https://wiki.libsdl.org/SDL_IntersectRect)
func (a *Rect) Intersect(b *Rect) (result Rect, ok bool) {
	ok = C.SDL_IntersectRect(a.cptr(), b.cptr(), result.cptr()) > 0
	return
}

示例#5

文件： rect.go 项目： JalfResi/go-sdl2

func (a *Rect) Intersect(b, result *Rect) bool {
	return C.SDL_IntersectRect(a.cptr(), b.cptr(), result.cptr()) > 0
}