bpp = 3 # bytes per pixel
bytes = array.array('B', [0] * width*height*bpp)
- def offset(x, y):
- # return the offset into the bytes array for the start of
- # the x,y pixel
- return y*width*bpp + x*bpp
-
for y in xrange(height):
for x in xrange(width):
+ offset = y*width*bpp + x*bpp
r,g,b = self.GetRGB(x, y, bpp)
- bytes[offset(x, y) + 0] = r
- bytes[offset(x, y) + 1] = g
- bytes[offset(x, y) + 2] = b
- ##print (x, y), offset(x, y), (r, g, b)
+ bytes[offset + 0] = r
+ bytes[offset + 1] = g
+ bytes[offset + 2] = b
self.rgbBmp = wx.BitmapFromBuffer(width, height, bytes)
bpp = 4 # bytes per pixel
bytes = array.array('B', [0] * width*height*bpp)
- def offset(x, y):
- # return the offset into the bytes array for the start of
- # the x,y pixel
- return y*width*bpp + x*bpp
-
for y in xrange(height):
for x in xrange(width):
+ offset = y*width*bpp + x*bpp
r,g,b,a = self.GetRGB(x, y, bpp)
- bytes[offset(x, y) + 0] = r
- bytes[offset(x, y) + 1] = g
- bytes[offset(x, y) + 2] = b
- bytes[offset(x, y) + 3] = a
- ##print (x, y), offset(x, y), (r, g, b, a)
+ bytes[offset + 0] = r
+ bytes[offset + 1] = g
+ bytes[offset + 2] = b
+ bytes[offset + 3] = a
self.rgbaBmp = wx.BitmapFromBufferRGBA(width, height, bytes)
bpp = 3 # bytes per pixel
bytes = array.array('B', [0] * width*height*bpp)
- def offset(x, y):
- # return the offset into the bytes array for the start of
- # the x,y pixel
- return y*width*bpp + x*bpp
-
for y in xrange(height):
for x in xrange(width):
+ offset = y*width*bpp + x*bpp
r,g,b = self.GetRGB(x, y, bpp)
- bytes[offset(x, y) + 0] = r
- bytes[offset(x, y) + 1] = g
- bytes[offset(x, y) + 2] = b
- ##print (x, y), offset(x, y), (r, g, b)
+ bytes[offset + 0] = r
+ bytes[offset + 1] = g
+ bytes[offset + 2] = b
# just use an alpha buffer with a constant alpha value for all
# pixels for this example, it could just as easily have