def test_blit_rect(self): surface = RSDL.CreateRGBSurface(0, 150, 50, 32, r_uint(0x000000FF), r_uint(0x0000FF00), r_uint(0x00FF0000), r_uint(0xFF000000)) fmt = surface.c_format color = RSDL.MapRGB(fmt, 255, 0, 0) RSDL.FillRect(surface, lltype.nullptr(RSDL.Rect), color) paintrect = RSDL_helper.mallocrect(75, 0, 150, 50) dstrect = lltype.malloc(RSDL.Rect, flavor='raw') try: color = RSDL.MapRGB(fmt, 255, 128, 0) RSDL.FillRect(surface, paintrect, color) rffi.setintfield(dstrect, 'c_x', 10) rffi.setintfield(dstrect, 'c_y', 10) rffi.setintfield(dstrect, 'c_w', 150) rffi.setintfield(dstrect, 'c_h', 50) RSDL.BlitSurface(surface, lltype.nullptr(RSDL.Rect), self.screen, dstrect) RSDL.Flip(self.screen) finally: lltype.free(dstrect, flavor='raw') lltype.free(paintrect, flavor='raw') RSDL.FreeSurface(surface) self.check("Half Red/Orange rectangle(150px * 50px) at the top left, 10 pixels from the border")
def test_load_image(): for filename in ["demo.jpg", "demo.png"]: image = RIMG.Load(os.path.join(autopath.this_dir, filename)) assert image assert rffi.getintfield(image, 'c_w') == 17 assert rffi.getintfield(image, 'c_h') == 23 RSDL.FreeSurface(image)
def test_image_pixels(): for filename in ["demo.jpg", "demo.png"]: image = RIMG.Load(os.path.join(autopath.this_dir, filename)) assert image assert rffi.getintfield(image.c_format, 'c_BytesPerPixel') in (3, 4) RSDL.LockSurface(image) result = {} try: rgb = lltype.malloc(rffi.CArray(RSDL.Uint8), 3, flavor='raw') try: for y in range(23): for x in range(y % 13, 17, 13): color = RSDL_helper.get_pixel(image, x, y) RSDL.GetRGB(color, image.c_format, rffi.ptradd(rgb, 0), rffi.ptradd(rgb, 1), rffi.ptradd(rgb, 2)) r = rffi.cast(lltype.Signed, rgb[0]) g = rffi.cast(lltype.Signed, rgb[1]) b = rffi.cast(lltype.Signed, rgb[2]) result[x, y] = r, g, b finally: lltype.free(rgb, flavor='raw') finally: RSDL.UnlockSurface(image) RSDL.FreeSurface(image) for x, y in result: f = (x * 17 + y * 23) / float(17 * 17 + 23 * 23) expected_r = int(255.0 * (1.0 - f)) expected_g = 0 expected_b = int(255.0 * f) r, g, b = result[x, y] assert abs(r - expected_r) < 10 assert abs(g - expected_g) < 10 assert abs(b - expected_b) < 10
def test_surface_basic(): assert RSDL.Init(RSDL.INIT_VIDEO) >= 0 surface = RSDL.CreateRGBSurface(0, 150, 50, 32, r_uint(0x000000FF), r_uint(0x0000FF00), r_uint(0x00FF0000), r_uint(0xFF000000)) assert surface assert rffi.getintfield(surface, 'c_w') == 150 assert rffi.getintfield(surface, 'c_h') == 50 RSDL.FreeSurface(surface) RSDL.Quit()
def teardown_method(self, meth): RSDL.FreeSurface(self.src_surf) RSDL.FreeSurface(self.dst_surf) RSDL.Quit()