extern "C" int main()
{
pinMode(LED_BUILTIN, OUTPUT);
leds.begin();
// Announce firmware version
serial_begin(BAUD2DIV(115200));
serial_print("Fadecandy v" DEVICE_VER_STRING "\r\n");
// Application main loop
while (usb_dfu_state == DFU_appIDLE) {
watchdog_refresh();
// Select a different drawing loop based on our firmware config flags
switch (buffers.flags & (CFLAG_NO_INTERPOLATION | CFLAG_NO_DITHERING)) {
case 0:
default:
updateDrawBuffer_I1_D1(calculateInterpCoefficient());
break;
case CFLAG_NO_INTERPOLATION:
updateDrawBuffer_I0_D1(0x10000);
break;
case CFLAG_NO_DITHERING:
updateDrawBuffer_I1_D0(calculateInterpCoefficient());
break;
case CFLAG_NO_INTERPOLATION | CFLAG_NO_DITHERING:
updateDrawBuffer_I0_D0(0x10000);
break;
}
// Start sending the next frame over DMA
leds.show();
// We can switch to the next frame's buffer now.
buffers.finalizeFrame();
// Performance counter, for monitoring frame rate externally
perf_frameCounter++;
}
// Reboot into DFU bootloader
dfu_reboot();
}
extern "C" int main()
{
uint32_t last = systick_millis_count;
uint32_t lastRender = 0;
uint16_t i = 0;
uint16_t j = 0;
uint8_t index = 0;
uint8_t startIndex = 0;
pinMode(LED_BUILTIN, OUTPUT);
for (i = 0; i < LUT_TOTAL_SIZE; i++)
{
buffers.lutCurrent.entries[i] = defaultLUT[i] >> 1;// (i % LUT_CH_SIZE) << 7;
}
#ifdef RAINBOW_LANTERNS
int16_t numSteps = 64;
#endif
leds.begin();
rainbow10[0] = rainbow7[0] = color(0xFF, 0, 0);
rainbow10[1] = rainbow7[1] = color(0xFF, 0xA5, 0);
rainbow10[2] = rainbow7[2] = color(0xFF, 0xFF, 0);
rainbow10[3] = rainbow7[3] = color(0, 0x80, 0);
rainbow10[4] = color(0, 0xFF, 0);
rainbow10[5] = color(0, 0xA5, 0x80);
rainbow10[6] = rainbow7[4] = color(0, 0, 0xFF);
rainbow10[7] = rainbow7[5] = color(0x4B, 0, 0x82);
rainbow10[8] = rainbow7[6] = color(0xFF, 0, 0xFF);
rainbow10[9] = color(0xEE, 0x82, 0xEE);
buffers.flags = CFLAG_NO_ACTIVITY_LED;
//buffers.flags |= CFLAG_LED_CONTROL;
// Announce firmware version
serial_begin(BAUD2DIV(115200));
serial_print("Fadecandy v" DEVICE_VER_STRING "\r\n");
//usb_serial_printf("test\n");
// Application main loop
while (usb_dfu_state == DFU_appIDLE) {
watchdog_refresh();
// Select a different drawing loop based on our firmware config flags
switch (buffers.flags & (CFLAG_NO_INTERPOLATION | CFLAG_NO_DITHERING)) {
case 0:
default:
updateDrawBuffer_I1_D1(calculateInterpCoefficient());
break;
case CFLAG_NO_INTERPOLATION:
updateDrawBuffer_I0_D1(0x10000);
break;
case CFLAG_NO_DITHERING:
updateDrawBuffer_I1_D0(calculateInterpCoefficient());
break;
case CFLAG_NO_INTERPOLATION | CFLAG_NO_DITHERING:
updateDrawBuffer_I0_D0(0x10000);
break;
}
//buffers.flags |= CFLAG_NO_ACTIVITY_LED;
// Start sending the next frame over DMA
leds.show();
if ((systick_millis_count - last) > 500)
{
//buffers.flags ^= CFLAG_LED_CONTROL;
last = systick_millis_count;
}
#ifdef RAINBOW_CIRCLE
if ((systick_millis_count - lastRender) > 500)
{
buffers.flags ^= CFLAG_LED_CONTROL;
lastRender = systick_millis_count;
index = startIndex;
for (i = 0; i < 52/*32*/; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 7 + i);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
index = (index + 1) % 7;
}
for (i = 0; i < 20; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 6 + i);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
index = (index + 1) % 7;
}
startIndex = (startIndex + 1) % 7;
buffers.finalizeFramebuffer();
}
#endif
#ifdef RAINBOW_TOPHAT
(void)j;
if ((systick_millis_count - lastRender) > 500)
{
buffers.flags ^= CFLAG_LED_CONTROL;
lastRender = systick_millis_count;
index = startIndex;
for (i = 0; i < 52/*32*/; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 7 + i);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
if (i>0 && i % 5 == 0)
{
index = (index + 1) % 7;
}
}
for (i = 0; i < 20; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 6 + i);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
index = (index + 1) % 7;
}
startIndex = (startIndex + 1) % 7;
buffers.finalizeFramebuffer();
}
#endif
#ifdef RAINBOW_LANTERNS
/*(void)j;
(void)index;
(void)startIndex;
if ((systick_millis_count - lastRender) > 500)
{
buffers.flags ^= CFLAG_LED_CONTROL;
lastRender = systick_millis_count;
for (i = 0; i < 20; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 7 + i);
int16_t direction = directions[i] < 0 ? -1 : 1;
uint32_t color1 = rainbow7[indexes[i]];
int16_t index2 = indexes[i] + direction;
if (index2 < 0)
{
index2 = 6;
}
else if (index2 >= 7)
{
index2 = 0;
}
uint32_t color2 = rainbow7[index2];
int32_t reddiff = RED(color2) - RED(color1);
int32_t bluediff = BLUE(color2) - BLUE(color1);
int32_t greendiff = GREEN(color2) - BLUE(color1);
reddiff *= steps[i];
reddiff /= numSteps;
bluediff *= steps[i];
bluediff /= numSteps;
greendiff *= steps[i];
greendiff /= numSteps;
pixel[0] = RED(color1) + reddiff;
pixel[1] = GREEN(color1) + greendiff;
pixel[2] = BLUE(color1) + bluediff;
steps[i] += abs(directions[i]);
if (steps[i] >= numSteps)
{
steps[i] = 0;
indexes[i] = index2;
}
}
buffers.finalizeFramebuffer();
}*/
(void)j;
(void)numSteps;
if ((systick_millis_count - lastRender) > 5000)
{
buffers.flags ^= CFLAG_LED_CONTROL;
lastRender = systick_millis_count;
index = startIndex;
for (i = 0; i < 20/*32*/; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 7 + i);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
if (i>0 && i % 2 == 0)
{
index = (index + 1) % 7;
}
}
for (i = 0; i < 20; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 6 + i);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
index = (index + 1) % 7;
}
startIndex = (startIndex + 1) % 7;
buffers.finalizeFramebuffer();
}
#endif
#ifdef PARASOL
if ((systick_millis_count - lastRender) > 500)
{
buffers.flags ^= CFLAG_LED_CONTROL;
lastRender = systick_millis_count;
index = startIndex;
for (i = 0; i < 8; i++)
{
for (j = 0; j < 3; j++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * i + j);
uint32_t color = rainbow7[index];
pixel[0] = RED(color);
pixel[1] = GREEN(color);
pixel[2] = BLUE(color);
}
index = (index + 1) % 7;
}
startIndex = (startIndex + 1) % 7;
buffers.finalizeFramebuffer();
}
#endif
#ifdef SMOOTH_RAINBOW
(void)startIndex;
(void)j;
if ((systick_millis_count - lastRender) > 30)
{
lastRender = systick_millis_count;
uint32_t ledIndex = 0;
if (index >= 16)
{
buffers.flags ^= CFLAG_LED_CONTROL;
index = 0;
}
index++;
float color1[3];
float color2[3];
for (i = 0; i < 32; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 7 + i);
pixel[0] = 0xFF;
pixel[1] = 0;
pixel[2] = 0;
float scaled = ledIndex / 44.0f;
//fix16_t noise = 32768; (void)scaled;
float noise = .5f + noise2(scaled, time);
//float noise = .5f + fbm_noise3(scaled, time, .5f, 4, .25f, 2.0f);
noise = fmax(fmin(1, noise), 0);
float mult = 9 * noise;
float index1 = floor(mult);
float index2 = ceil(mult);
float percent = mult - index1;
uint32_t color = rainbow10[(int)index1];
color1[0] = RED(color);
color1[1] = GREEN(color);
color1[2] = BLUE(color);
color = rainbow10[(int)index2];
color2[0] = RED(color);
color2[1] = GREEN(color);
color2[2] = BLUE(color);
pixel[0] = (uint8_t)((int)(color1[0] + ((color2[0] - color1[0]) * percent)) & 0xFF);
pixel[1] = (uint8_t)((int)(color1[1] + ((color2[1] - color1[1]) * percent)) & 0xFF);
pixel[2] = (uint8_t)((int)(color1[2] + ((color2[2] - color1[2]) * percent)) & 0xFF);
ledIndex++;
}
/*
for (i = 0; i < 12; i++)
{
uint8_t* pixel = buffers.fbNew->pixel(LEDS_PER_STRIP * 6 + i);
pixel[0] = 0xFF;
pixel[1] = 0;
pixel[2] = 0;
float scaled = ledIndex / 44.0f;
(void)scaled;
float noise = 32768;
//noise2(scaled, time);
//fix16_t noise = 32768 + noise2(scaled, time);
//fix16_t noise = 32768 + fbm_noise3(scaled, time, 0, 4, 16384, 131072);
noise = fmax(fmin(noise, 1), 0);
float mult = 9 * noise;
float index1 = floor(mult);
float index2 = ceil(mult);
float percent = mult - index1;
(void)index2;
(void)percent;
uint32_t color = rainbow10[1];// fix16_to_int(index1)];
color1[0] = RED(color);
color1[1] = GREEN(color);
color1[2] = BLUE(color);
color = rainbow10[2];// fix16_to_int(index2)];
color2[0] = RED(color);
color2[1] = GREEN(color);
color2[2] = BLUE(color);
pixel[0] = (uint8_t)((int)(color1[0] + ((color2[0] - color1[0]) * percent)) & 0xFF);
pixel[1] = (uint8_t)((int)(color1[1] + ((color2[1] - color1[1]) * percent)) & 0xFF);
pixel[2] = (uint8_t)((int)(color1[2] + ((color2[2] - color1[2]) * percent)) & 0xFF);
ledIndex++;
} */
time = (time + timestep);
buffers.finalizeFramebuffer();
}
#endif
// We can switch to the next frame's buffer now.
buffers.finalizeFrame();
// Performance counter, for monitoring frame rate externally
perf_frameCounter++;
}
// Reboot into DFU bootloader
dfu_reboot();
}
