def test_render_draw_point(self):
points = ((-4, -3), (-4, 3), (4, -3),
(0, 0), (1, 1), (10, 10), (99, 99),
(4, 22), (57, 88), (45, 15),
(100, 100)
)
r, g, b, a = 0xAA, 0xBB, 0xCC, 0xDD
w, h = 100, 100
sf = surface.create_rgb_surface(w, h, 32, 0xFF000000, 0x00FF0000,
0x0000FF00, 0x000000FF)
color = pixels.map_rgba(sf.format, r, g, b, a)
renderer = render.create_software_renderer(sf)
render.set_render_draw_color(renderer, r, g, b, a)
for x, y in points:
render.render_draw_point(renderer, x, y)
render.render_present(renderer)
view = pvid.PixelView(sf)
for x, y in points:
npx = max(x + 1, w)
npy = max(y + 1, h)
ppx = max(x - 1, 0)
ppy = max(y - 1, 0)
if x < 0 or x >= w or y < 0 or y >= h:
continue
self.assertEqual(hex(view[y][x]), hex(color))
if (npx, npy) not in points:
self.assertNotEqual(hex(view[npy][npx]), hex(color))
if (ppx, ppy) not in points:
self.assertNotEqual(hex(view[ppy][ppx]), hex(color))
render.destroy_renderer(renderer)
del view
surface.free_surface(sf)
def test_get_set_render_draw_color(self):
window = video.create_window("Test", 10, 10, 10, 10,
video.SDL_WINDOW_HIDDEN)
self.assertIsInstance(window, video.SDL_Window)
for i in range(render.get_num_render_drivers()):
renderer = render.create_renderer(window, i,
render.SDL_RENDERER_ACCELERATED)
self.assertIsInstance(renderer, render.SDL_Renderer)
colors = ((16, 22, 185, 217),
(32, 64, 128, 255),
(64, 32, 128, 255),
(64, 32, 255, 128),
(255, 32, 64, 128),
(255, 32, 128, 64),
(0, 0, 0, 0),
(255, 255, 255, 255),
(128, 128, 128, 255),
)
for r, g, b, a in colors:
render.set_render_draw_color(renderer, r, g, b, a)
dr, dg, db, da = render.get_render_draw_color(renderer)
self.assertEqual((dr, dg, db, da), (r, g, b, a))
render.destroy_renderer(renderer)
self.assertRaises(sdl.SDLError, render.set_render_draw_color,
renderer, 10, 20, 30, 40)
self.assertRaises(sdl.SDLError, render.get_render_draw_color,
renderer)
video.destroy_window(window)
def color(self, value):
"""The drawing color of the RenderContext."""
c = convert_to_color(value)
render.set_render_draw_color(self.renderer, c.r, c.g, c.b, c.a)
