def blit_tile_into(self, dst_8bit, tx, ty, mipmap_level=0, layers=None, background=None):
if layers is None:
layers = self.layers
if background is None:
background = self.background
assert dst_8bit.dtype == 'uint8'
dst = numpy.empty((N, N, 3), dtype='uint16')
background.blit_tile_into(dst, tx, ty, mipmap_level)
for layer in layers:
surface = layer.surface
surface.composite_tile_over(dst, tx, ty, mipmap_level=mipmap_level, opacity=layer.effective_opacity)
mypaintlib.tile_convert_rgb16_to_rgb8(dst, dst_8bit)
def blit_tile_into(self, dst, tx, ty, mipmap_level=0):
if self.mipmap_level < mipmap_level:
return self.mipmap.blit_tile_into(dst, tx, ty, mipmap_level)
rgb = self.get_tile_memory(tx, ty)
# render solid or tiled background
#dst[:] = rgb # 13 times slower than below, with some bursts having the same speed as below (huh?)
# note: optimization for solid colors is not worth it, it gives only 2x speedup (at best)
if dst.dtype == 'uint16':
mypaintlib.tile_blit_rgb16_into_rgb16(rgb, dst)
else:
# this case is for saving the background
assert dst.dtype == 'uint8'
# note: when saving the background layer we usually
# convert here the same tile over and over again. But it
# does help much to cache this conversion result. The
# save_ora speedup when doing this is below 1%, even for a
# single-layer ora.
mypaintlib.tile_convert_rgb16_to_rgb8(rgb, dst)
def blit_tile_into(self, dst, tx, ty, mipmap_level=0):
if self.mipmap_level < mipmap_level:
return self.mipmap.blit_tile_into(dst, tx, ty, mipmap_level)
rgb = self.get_tile_memory(tx, ty)
# render solid or tiled background
#dst[:] = rgb # 13 times slower than below, with some bursts having the same speed as below (huh?)
# note: optimization for solid colors is not worth it, it gives only 2x speedup (at best)
if dst.dtype == 'uint16':
mypaintlib.tile_blit_rgb16_into_rgb16(rgb, dst)
else:
# this case is for saving the background
assert dst.dtype == 'uint8'
# note: when saving the background layer we usually
# convert here the same tile over and over again. But it
# does help much to cache this conversion result. The
# save_ora speedup when doing this is below 1%, even for a
# single-layer ora.
mypaintlib.tile_convert_rgb16_to_rgb8(rgb, dst)
def blit_tile_into(self, dst_8bit, tx, ty, mipmap_level=0, layers=None, background=None):
if layers is None:
layers = self.layers
if background is None:
background = self.background
assert dst_8bit.dtype == 'uint8'
dst = numpy.empty((N, N, 3), dtype='uint16')
background.blit_tile_into(dst, tx, ty, mipmap_level)
for layer in layers:
surface = layer._surface
surface.composite_tile(dst, tx, ty,
mipmap_level=mipmap_level,
opacity=layer.effective_opacity,
mode=layer.compositeop)
mypaintlib.tile_convert_rgb16_to_rgb8(dst, dst_8bit)
