def main():
colors = {
'red' : '#f00',
'white' : '#fff',
}
float_colors = { }
for key, value in colors.items():
color = parse_color(value)
colors[key] = np.array([ color ], dtype=Pixel)
float_colors[key] = np.array(tuple(c / 255. for c in color), dtype=FloatPixel)
image = Tile((0, 0), (512, 512), sample_rate=4, dtype=FloatPixel)
image.buffer[:,:] = float_colors['white']
tile_width, tile_height = image.buffer.shape
mesh = MicropolygonMesh((1,1))
mesh_width, mesh_height = mesh.buffer.shape
margin = 16
width = 128
right = image.shape[0]
top = image.shape[1]
buffer = np.array([
[
(right - margin - width, top - margin, 1, 1, 1.5, 0, 0, 1),
(right - margin , top - margin, 1, 1, 0 , 0, 0, 1)
],
[
(margin , margin, 1, 1, .5, 0, 0, 1),
(margin + width, margin, 1, 1, 0 , 0, 0, 1)
],
],
dtype=np.float32
)
mesh.buffer.view(dtype=(np.float32, 8))[:] = buffer
fill_micropolygon_mesh(
mesh_width, mesh_height,
generate_numpy_begin(mesh.buffer),
tile_width, tile_height,
generate_numpy_begin(image.coordinate_image),
generate_numpy_begin(image.buffer)
)
buffer = array_view(image.downsample(1))
buffer = np.clip(buffer, 0., 1.)
buffer = (255. * buffer).astype(dtype=np.uint8)
save_array_as_image(pixel_view(buffer), 'render/002_micropolygon.tiff', 'RGBA')
def test_downsample():
tile = Tile((0, 0), (2, 2), dtype=FloatPixel, sample_rate=2)
tile.buffer[:, :]["R"] = tile.coordinate_image["x"]
tile.buffer[:, :]["G"] = tile.coordinate_image["y"]
expected = np.array(
[[(0.25, 1.25, 0, 0.0), (1.25, 1.25, 0.0, 0.0)], [(0.25, 0.25, 0, 0.0), (1.25, 0.25, 0.0, 0.0)]],
dtype=np.float32,
).transpose((1, 0, 2))
actual = tile.downsample(1)
np.testing.assert_array_equal(expected, array_view(actual))
def test_tile():
tile = Tile((0, 0), (100, 200))
assert tile.origin == (0, 0)
assert tile.shape == (100, 200)
assert tile.horizontal == Interval(0, 100)
assert tile.vertical == Interval(0, 200)
tile.set_origin((25, 50))
assert tile.origin == (25, 50)
assert tile.shape == (100, 200)
assert tile.horizontal == Interval(25, 125)
assert tile.vertical == Interval(50, 250)
def main():
from handsome.opencl_api import fill_micropolygon_mesh
from handsome.util import save_array_as_image, parse_color
mesh = generate_mesh()
tile = Tile((0, 0), (512, 512), 4, dtype=FloatPixel)
fill_micropolygon_mesh(mesh, tile)
buffer = array_view(tile.downsample(1))
# buffer = array_view(tile.buffer)
buffer = np.clip(buffer, 0., 1.)
buffer = (255 * buffer).astype(np.uint8)
save_array_as_image(pixel_view(buffer), 'render/009_opencl.tiff', 'RGBA')
def make_canvas(canvas, sample_rate=4):
from handsome.Tile import Tile
from handsome.Pixel import FloatPixel
from sweatervest.util import color_to_float
if isinstance(canvas, Tile):
return canvas
extents = canvas['extents']
color = color_to_float(canvas.get('color', None))
out = Tile((0, 0), extents, sample_rate, dtype=FloatPixel)
out.buffer[:,:] = color
return out
def make_canvas(canvas, sample_rate=4):
from sweatervest.util import parse_color
extents = canvas['extents']
color = canvas.get('color', None)
if color is None:
color = np.array([1, 1, 1, 1], dtype=np.float32).view(dtype=FloatPixel)
elif isinstance(color, str):
color = [ c / 255. for c in parse_color(color) ]
color = np.array(color, dtype=np.float32).view(dtype=FloatPixel)
elif isinstance(color, (tuple, list)):
color = [ c / 255. if isinstance(c, int) else c for c in color ]
color = np.array(color, dtype=np.float32).view(dtype=FloatPixel)
out = Tile((0, 0), extents, sample_rate, dtype=FloatPixel)
out.buffer[:,:] = color
return out
def render_frame(frame_no):
print('rendering frame {}'.format(frame_no))
image = Tile((0, 0), (512,512), 4, dtype=FloatPixel)
image.buffer[:,:] = palette['white'].view(dtype=FloatPixel)
center = (256, 256)
radius = 192
mesh = star(center, radius)
cache = render_mesh(mesh)
cache.composite_into(image)
buffer = array_view(image.downsample(1))
buffer = np.clip(buffer, 0., 1.)
buffer = (255. * buffer).astype(dtype=np.uint8)
path = 'render/004/frame_{:03}.tiff'.format(frame_no)
save_array_as_image(pixel_view(buffer), path, 'RGBA')
def render_frame(frame_no):
print('rendering frame {}'.format(frame_no))
from math import sin, pi
tau = 2. * pi
image = Tile((0, 0), (512,512), 4, dtype=FloatPixel)
image.buffer[:,:] = palette['white'].view(dtype=FloatPixel)
center = (256, 256)
radius = 100
surface = circle(center, radius)
global transform
transform = np.array(
[
[ 1., .0 ],
[ .5 * sin(tau * frame_no / 60.), 1. ]
],
dtype=np.float32
)
meshes = generate_meshes(surface)
for mesh in meshes:
cache = render_mesh(mesh)
cache.composite_into(image)
buffer = array_view(image.downsample(1))
buffer = np.clip(buffer, 0., 1.)
buffer = (255. * buffer).astype(dtype=np.uint8)
path = 'render/003/frame_{:03}.tiff'.format(frame_no)
save_array_as_image(pixel_view(buffer), path, 'RGBA')
def render_tile():
import random
mode = 'RGBA'
image_shape = (640, 480)
image = Tile((0,0), image_shape)
r = random.SystemRandom()
colors = {
'white' : '#ffff',
'black' : '#000f',
'205A8C' : '205A8C',
'6596BF' : '6596BF',
'98F2EC' : '98F2EC',
'BF6865' : 'BF6865',
'F4DBD6' : 'F4DBD6',
}
for name, color in colors.items():
colors[name] = parse_color(color)
image.buffer[:,:] = colors['white']
tile_colors = [ color for name, color in colors.items() if name not in ('black', 'white') ]
# tile = Tile((0, 0), (100, 100))
tile = Tile((0, 0), (16, 16))
for x in range(0, image_shape[0], 16):
for y in range(0, image_shape[1], 16):
# x = int(r.random() * image_shape[0])
# y = int(r.random() * image_shape[1])
tile.set_origin((x, y))
tile.buffer[:] = r.sample(tile_colors, 1)
i, t = image.intersection_slices(tile)
image.buffer[i] = tile.buffer[t]
save_array_as_image('test_tile.gif', image.buffer, 'RGBA')
def test_tile_intersection_slices():
master = Tile((0, 0), (640, 400))
tile = Tile((100, 100), (100, 300))
blue = np.array([(0, 0, 153, 255)], dtype=Pixel)
red = np.array([(153, 0, 0, 255)], dtype=Pixel)
white = np.array([(255, 255, 255, 255)], dtype=Pixel)
master.buffer[::] = white
tile.buffer[::] = red
m, t = master.intersection_slices(tile)
master.buffer[m] = tile.buffer[t]
save_array_as_image('test_tile_2.tiff', master.buffer, 'RGBA')
def main():
colors = {
'white' : (255 , 255 , 255 , 255),
'red' : (255 , 0 , 0 , 255),
'green' : (0 , 255 , 0 , 255),
'blue' : (0 , 0 , 255 , 255),
'yellow' : (255 , 255 , 000 , 255),
}
for key, value in colors.items():
colors[key] = np.array([value], dtype=Pixel)
image = Tile((0, 0), (100, 100), dtype=Pixel)
image.buffer[:,:] = colors['white']
image.buffer[:50,:50] = colors['red'] # upper left
image.buffer[50:,:50] = colors['green'] # upper right
image.buffer[:50,50:] = colors['blue'] # lower left
image.buffer[50:,50:] = colors['yellow'] # lower right
save_array_as_image(image.buffer, 'render/001_tile.tiff', 'RGBA')
def make_tile(color):
tile = Tile((0, 0), (16, 16))
tile.buffer[:] = color
return tile
def blocktopus():
import random
import math
r = random.SystemRandom()
mode = 'RGBA'
image_shape = (1280, 960)
# image_shape = (640, 480)
image = Tile((0, 0), image_shape)
colors = {
'white' : '#ffff',
'black' : '#000f',
'205A8C' : '205A8C',
'6596BF' : '6596BF',
'98F2EC' : '98F2EC',
'BF6865' : 'BF6865',
'F4DBD6' : 'F4DBD6',
'dark_blue' : '05115B',
'light_blue' : '60CAF0',
'brown_yellow' : 'DAB32B',
'brown' : '855E14',
'yellow' : 'FFDD06',
}
for name, color in colors.items():
colors[name] = parse_color(color)
def make_tile(color):
tile = Tile((0, 0), (16, 16))
tile.buffer[:] = color
return tile
blocktopus_colors = (
'brown',
'brown_yellow',
'dark_blue',
'light_blue',
'yellow',
)
tiles = { }
def get_tile(tile_id):
tile = tiles.get(tile_id)
if tile is not None:
return tile
color = r.choice(blocktopus_colors)
tiles[tile_id] = out = make_tile(color)
out.buffer[:] = colors[color]
return out
spine = Line(
point(.1 * image_shape[0], .5 * image_shape[1]),
point(.9 * image_shape[0], .5 * image_shape[1])
)
direction = normalize(spine.direction)
up = normalize(rotate_left(spine.direction))
steps = 30
step_size = 1. / steps
frequency = 2.5 * 2. * math.pi * step_size
frames = 10 * 30
for frame in range(frames):
image.buffer[:] = colors['white']
phase = 2 * 2. * math.pi * frame / frames
phase_offset = .5 - math.cos(phase)
for i in range(steps):
width_factor = (1. - float(i) / (steps - 1))
width = width_factor * .15 * image_shape[1]
s = math.cos(frequency * i + phase) + phase_offset
base = spine(i * step_size)
offsets = [
s * width * up,
(s - 1) * width * up,
]
for (j, offset) in enumerate(offsets):
p = base + offset
tile = get_tile((i, j))
tile.set_origin(p[:2])
intersection = image.intersection_slices(tile)
if intersection is None: continue
m, t = intersection
image.buffer[m] = tile.buffer[t]
path = 'blocktopus/frame_{frame:03}.tiff'.format(frame=frame)
save_array_as_image(path, image.buffer, 'RGBA')
