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Use more leds, too slow, need to try with real Serial

master
Raphaël Vinot 2015-03-10 00:35:38 +01:00
parent 460c89f459
commit 52835c9b8c
2 changed files with 18 additions and 14 deletions
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12
v2/backend/arduino/VideoDisplay/VideoDisplay.ino
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@ -64,8 +64,8 @@
// are arranged. If 0, each strip begins on the left for its first row, // are arranged. If 0, each strip begins on the left for its first row,
// then goes right to left for its second row, then left to right, // then goes right to left for its second row, then left to right,
// zig-zagging for each successive row. // zig-zagging for each successive row.
#define LED_WIDTH 50 // number of LEDs horizontally #define LED_WIDTH 500 // number of LEDs horizontally
#define LED_HEIGHT 1 // number of LEDs vertically (must be multiple of 8) #define LED_HEIGHT 8 // number of LEDs vertically (must be multiple of 8)
#define LED_LAYOUT 0 // 0 = even rows left->right, 1 = even rows right->left #define LED_LAYOUT 0 // 0 = even rows left->right, 1 = even rows right->left
// The portion of the video image to show on this set of LEDs. All 4 numbers // The portion of the video image to show on this set of LEDs. All 4 numbers
@ -77,8 +77,8 @@
// or device names are assigned to each Teensy 3.0 by your operating system. // or device names are assigned to each Teensy 3.0 by your operating system.
#define VIDEO_XOFFSET 0 #define VIDEO_XOFFSET 0
#define VIDEO_YOFFSET 0 // display entire image #define VIDEO_YOFFSET 0 // display entire image
#define VIDEO_WIDTH 10 #define VIDEO_WIDTH 100
#define VIDEO_HEIGHT 10 #define VIDEO_HEIGHT 100
//#define VIDEO_XOFFSET 0 //#define VIDEO_XOFFSET 0
//#define VIDEO_YOFFSET 0 // display upper half //#define VIDEO_YOFFSET 0 // display upper half
@ -91,8 +91,8 @@
//#define VIDEO_HEIGHT 50 //#define VIDEO_HEIGHT 50
//const int ledsPerStrip = LED_WIDTH * LED_HEIGHT / 8; const int ledsPerStrip = LED_WIDTH * LED_HEIGHT / 8;
const int ledsPerStrip = 700; //const int ledsPerStrip = 1000;
DMAMEM int displayMemory[ledsPerStrip*6]; DMAMEM int displayMemory[ledsPerStrip*6];
int drawingMemory[ledsPerStrip*6]; int drawingMemory[ledsPerStrip*6];

20
v2/backend/processing/PixelControl/PixelControl.pyde
View File

@ -6,9 +6,12 @@ gamma = 1.7
brightness = 4 brightness = 4
errorCount = 0 errorCount = 0
framerate = 30 framerate = 30
dimension = 0 dimension = 0
long_line = True # TODO: test with real serial
# https://www.pjrc.com/teensy/td_uart.html
long_line = False
ledSerial = None ledSerial = None
data = None data = None
@ -33,7 +36,7 @@ def serialConfigure(portName):
println("Is it really a Teensy 3.0 running VideoDisplay?") println("Is it really a Teensy 3.0 running VideoDisplay?")
errorCount += 1 errorCount += 1
return return
param = line_serial.split(",") param = line_serial.split(",")
if (len(param) != 12): if (len(param) != 12):
println("Error: port " + portName + " did not respond to LED config query") println("Error: port " + portName + " did not respond to LED config query")
@ -42,7 +45,7 @@ def serialConfigure(portName):
def image2data(data): def image2data(data):
offset = 3 offset = 3
pixel_nb = 0 pixel_nb = 0
for x in range(0, height): for x in range(0, height):
pixel_line = pixels[pixel_nb:pixel_nb+width] pixel_line = pixels[pixel_nb:pixel_nb+width]
if long_line and pixel_nb/width%2 == 1: if long_line and pixel_nb/width%2 == 1:
@ -77,7 +80,7 @@ def colorWiring(c):
def send_serial(): def send_serial():
image2data(data) image2data(data)
ledSerial.write(data) ledSerial.write(data)
def prepare_data(): def prepare_data():
global data global data
data = jarray.zeros(dimension * 24 + 3, "b") data = jarray.zeros(dimension * 24 + 3, "b")
@ -89,10 +92,10 @@ def prepare_data():
def setup(): def setup():
global gammatable global gammatable
global dimension global dimension
size(8, 5) size(500, 8)
dimension = width * height dimension = width * height
frameRate(framerate) frameRate(framerate)
serialConfigure("/dev/ttyACM0") serialConfigure("/dev/ttyACM0")
if (errorCount > 0): if (errorCount > 0):
exit() exit()
gammatable = [int((math.pow(i / 255.0, gamma) * 255.0 + 0.5) * brightness) for i in range(0, 256)] gammatable = [int((math.pow(i / 255.0, gamma) * 255.0 + 0.5) * brightness) for i in range(0, 256)]
@ -101,6 +104,7 @@ def setup():
for i in range(dimension): for i in range(dimension):
pixels[i] = color(0, 0, 0) pixels[i] = color(0, 0, 0)
updatePixels() updatePixels()
send_serial()
def draw(): def draw():
global current_px global current_px
@ -112,6 +116,6 @@ def draw():
updatePixels() updatePixels()
if current_px == len(pixels) - 1: if current_px == len(pixels) - 1:
current_px = 0 current_px = 0
else: else:
current_px += 1 current_px += 1
send_serial() send_serial()