From 65784459319c5012a8858e9e0528f2941c81a149 Mon Sep 17 00:00:00 2001 From: jaseg Date: Mon, 17 Feb 2014 02:40:24 +0100 Subject: Marquee is working now --- host/matelight.py | 28 +++++----------------------- host/server.py | 21 ++++++++++++++------- 2 files changed, 19 insertions(+), 30 deletions(-) diff --git a/host/matelight.py b/host/matelight.py index 3059230..7c4f6c4 100644 --- a/host/matelight.py +++ b/host/matelight.py @@ -14,35 +14,17 @@ FRAME_SIZE = CRATE_WIDTH*CRATE_HEIGHT*3 dev = usb.core.find(idVendor=0x1cbe, idProduct=0x0003) -def sendframe(framedata, index): +def sendframe(framedata): """ Send a frame to the display The argument contains a h * w array of 3-tuples of (r, g, b)-data or 4-tuples of (r, g, b, a)-data where the a channel is ignored. """ - for y in range(DISPLAY_HEIGHT): - for x in range(DISPLAY_WIDTH): - r, g, b, _ = framedata[y][x] - print('#' if r > 10 else ' ', end='') - print() + # Gamma correction + framedata = (((framedata/255) ** 2.5) * 255).astype(np.uint8) for cx, cy in product(range(CRATES_X), range(CRATES_Y)): - data = [0,0,0]*CRATE_WIDTH*CRATE_HEIGHT - print('CRATE X {} Y {}'.format(cx, cy)) - for y in range(CRATE_HEIGHT): - for x in range(CRATE_WIDTH): - r, g, b, _ = framedata[cy*CRATE_HEIGHT + y][cx*CRATE_WIDTH + x] -# import colorsys -# r,g,b = colorsys.hsv_to_rgb(cx*0.1+cy*0.2, 1, 1) -# r,g,b = int(r*255), int(g*255), int(b*255) - #r,g,b = (255,0,255) if cy*CRATES_X+cx == index else (0,0,0) - #print('#' if r > 10 else ' ', end='') - data[x*3 + y*CRATE_WIDTH*3 + 0] = r - data[x*3 + y*CRATE_WIDTH*3 + 1] = g - data[x*3 + y*CRATE_WIDTH*3 + 2] = b - print() - #data = [ v for x in range(CRATE_WIDTH) for y in range(CRATE_HEIGHT) for v in framedata[cy*CRATE_HEIGHT + y][cx*CRATE_WIDTH + x][:3] ] - #data = [ framedata[DISPLAY_WIDTH*3*(cy*CRATE_HEIGHT + y) + 3*(cx*CRATE_WIDTH + x)+c] for x in range(CRATE_WIDTH) for y in range(CRATE_HEIGHT) for c in range(3) ] - data = framedata[cy*CRATE_HEIGHT:(cy+1)*CRATE_HEIGHT, cx*CRATE_WIDTH:(cx+1)*CRATE_WIDTH, :3].flat + datar = framedata[cy*CRATE_HEIGHT:(cy+1)*CRATE_HEIGHT, cx*CRATE_WIDTH:(cx+1)*CRATE_WIDTH, :3] + data = datar.flat if len(data) != FRAME_SIZE: raise ValueError('Invalid frame data. Expected {} bytes, got {}.'.format(FRAME_SIZE, len(data))) # Send framebuffer data diff --git a/host/server.py b/host/server.py index 2f751c2..1ab7959 100755 --- a/host/server.py +++ b/host/server.py @@ -3,7 +3,7 @@ from ctypes import CDLL, POINTER, c_void_p, Structure, c_uint8, c_size_t, cast, addressof import numpy as np from itertools import product -from matelight import sendframe +from matelight import sendframe, DISPLAY_WIDTH, DISPLAY_HEIGHT from terminal import printframe class COLOR(Structure): @@ -25,18 +25,25 @@ def render_text(text): buf = np.ctypeslib.as_array(cast(fbd.data, POINTER(c_uint8)), shape=(fbd.h, fbd.w, 4)) # Set data pointer to NULL before freeing framebuffer struct to prevent free_framebuffer from also freeing the data # buffer that is now used by numpy - bdf.console_render_buffer(fb) + #bdf.console_render_buffer(fb) fbd.data = cast(c_void_p(), POINTER(COLOR)) bdf.free_framebuffer(fb) return buf def printframe(fb): h,w,_ = fb.shape - bdf.console_render_buffer(fb.ctypes.data_as(ctypes.POINTER(ctypes.c_uint8)), w, h) + print('\033[H\033[2J') + bdf.console_render_buffer(fb.ctypes.data_as(POINTER(c_uint8)), w, h) if __name__ == '__main__': - fb = render_text('foobarbaz'); - sendframe(fb) -# printframe(fb) - + fb = render_text('\033[31;48;5;167;4;6mfoo\033[0;91mbar\033[93;106;5mbaz\033[0m\033[0;94;6m♥♥♥'); + h,w,_ = fb.shape + for i in range(-DISPLAY_WIDTH,w+1): + leftpad = np.zeros((DISPLAY_HEIGHT, max(-i, 0), 4), dtype=np.uint8) + framedata = fb[:, max(0, i):min(i+DISPLAY_WIDTH, w)] + rightpad = np.zeros((DISPLAY_HEIGHT, min(DISPLAY_WIDTH, max(0, i+DISPLAY_WIDTH-w)), 4), dtype=np.uint8) + dice = np.concatenate((leftpad, framedata, rightpad), 1) + sendframe(dice) + printframe(dice) + fb = render_text('\033[31;48;5;167;4;6mfoo\033[0;91mbar\033[93;106;5mbaz\033[0m\033[0;94;6m♥♥♥'); -- cgit