def test_load_texture(self):
sf = surface.create_rgb_surface(10, 10, 32)
rd = render.create_software_renderer(sf)
fname = "surfacetest.%s"
for fmt in formats:
filename = RESOURCES.get_path(fname % fmt)
tex = sdlimage.load_texture(rd, filename)
self.assertIsInstance(tex, render.SDL_Texture)
render.destroy_texture(tex)
self.assertRaises(sdl.SDLError, sdlimage.load_texture, rd, RESOURCES.get_path("rwopstest.txt"))
self.assertRaises(sdl.SDLError, sdlimage.load_texture, rd, None)
self.assertRaises(sdl.SDLError, sdlimage.load_texture, rd, 1234)
self.assertRaises(
(AttributeError, TypeError), sdlimage.load_texture, None, RESOURCES.get_path("surfacetest.bmp")
)
self.assertRaises(
(AttributeError, TypeError), sdlimage.load_texture, "Test", RESOURCES.get_path("surfacetest.bmp")
)
self.assertRaises(
(AttributeError, TypeError), sdlimage.load_texture, 1234, RESOURCES.get_path("surfacetest.bmp")
)
render.destroy_renderer(rd)
surface.free_surface(sf)
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_load_texture_typed_rw(self):
sf = surface.create_rgb_surface(10, 10, 32)
rd = render.create_software_renderer(sf)
fname = "surfacetest.%s"
for fmt in formats:
fp = RESOURCES.get(fname % fmt)
tex = sdlimage.load_texture_typed_rw(rd, rwops.rw_from_object(fp), False, fmt.upper())
self.assertIsInstance(tex, render.SDL_Texture)
render.destroy_texture(tex)
render.destroy_renderer(rd)
surface.free_surface(sf)
def test_create_software_renderer(self):
sf = surface.create_rgb_surface(100, 100, 32, 0xFF000000, 0x00FF0000,
0x0000FF00, 0x000000FF)
renderer = render.create_software_renderer(sf)
self.assertIsInstance(renderer, render.SDL_Renderer)
render.destroy_renderer(renderer)
surface.free_surface(sf)
self.assertRaises((AttributeError, TypeError),
render.create_software_renderer, None)
self.assertRaises((AttributeError, TypeError),
render.create_software_renderer, 1234)
def __init__(self, target, index=-1, flags=render.SDL_RENDERER_ACCELERATED):
"""Creates a new RenderContext for the given target.
If target is a Window or SDL_Window, index and flags are passed
to the relevant sdl.render.create_renderer() call. If target is
a SoftwareSprite or SDL_Surface, the index and flags arguments are
ignored.
"""
self.renderer = None
self.rendertaget = None
if isinstance(target, Window):
self.renderer = render.create_renderer(target.window, index, flags)
self.rendertarget = target.window
elif isinstance(target, video.SDL_Window):
self.renderer = render.create_renderer(target, index, flags)
self.rendertarget = target
elif isinstance(target, SoftwareSprite):
self.renderer = render.create_software_renderer(target.surface)
self.rendertarget = target.surface
elif isinstance(target, sdlsurface.SDL_Surface):
self.renderer = render.create_software_renderer(target)
self.rendertarget = target
else:
raise TypeError("unsupported target type")
def test_load_texture_rw(self):
sf = surface.create_rgb_surface(10, 10, 32)
rd = render.create_software_renderer(sf)
fname = "surfacetest.%s"
for fmt in formats:
if fmt == "tga":
# SDL_image does not support loading TGA via
# IMG_LoadTexture_RW()
continue
fp = RESOURCES.get(fname % fmt)
tex = sdlimage.load_texture_rw(rd, rwops.rw_from_object(fp), False)
self.assertIsInstance(tex, render.SDL_Texture)
render.destroy_texture(tex)
render.destroy_renderer(rd)
surface.free_surface(sf)
