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Fix TV-Simmulator Effect flash usage (#1621)

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* Add alternative TV-Sim version without tv_colors.h

...and safe 18k flash this way

* ...remove the define
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Def3nder 2021-04-16 10:22:22 +02:00 committed by GitHub
parent afde7940d8
commit 12de47c923
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 102 additions and 29 deletions
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99
wled00/FX.cpp
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@ -25,7 +25,6 @@
*/
#include "FX.h"
#include "tv_colors.h"
#define IBN 5100
#define PALETTE_SOLID_WRAP (paletteBlend == 1 || paletteBlend == 3)
@ -3832,18 +3831,29 @@ uint16_t WS2812FX::mode_blends(void) {
return FRAMETIME;
}
#ifndef WLED_DISABLE_FX_HIGH_FLASH_USE
typedef struct TvSim {
uint32_t totalTime = 0;
uint32_t fadeTime = 0;
uint32_t startTime = 0;
uint32_t elapsed = 0;
uint32_t pixelNum = 0;
uint16_t sliderValues = 0;
uint32_t sceeneStart = 0;
uint32_t sceeneDuration = 0;
uint16_t sceeneColorHue = 0;
uint8_t sceeneColorSat = 0;
uint8_t sceeneColorBri = 0;
uint8_t actualColorR = 0;
uint8_t actualColorG = 0;
uint8_t actualColorB = 0;
uint16_t pr = 0; // Prev R, G, B
uint16_t pg = 0;
uint16_t pb = 0;
} tvSim;
#ifndef WLED_DISABLE_FX_HIGH_FLASH_USE
#include "tv_colors.h"
#define numTVPixels (sizeof(tv_colors) / 2) // 2 bytes per Pixel (5/6/5)
#endif
@ -3852,18 +3862,30 @@ typedef struct TvSim {
Modified and adapted to WLED by Def3nder, based on "Fake TV Light for Engineers" by Phillip Burgess https://learn.adafruit.com/fake-tv-light-for-engineers/arduino-sketch
*/
uint16_t WS2812FX::mode_tv_simulator(void) {
#ifdef WLED_DISABLE_FX_HIGH_FLASH_USE
return mode_static();
#else
uint16_t nr, ng, nb, r, g, b, i;
uint8_t hi, lo, r8, g8, b8;
uint16_t nr, ng, nb, r, g, b, i, hue;
uint8_t hi, lo, r8, g8, b8, sat, bri, j;
if (!SEGENV.allocateData(sizeof(tvSim))) return mode_static(); //allocation failed
TvSim* tvSimulator = reinterpret_cast<TvSim*>(SEGENV.data);
uint8_t colorSpeed = map(SEGMENT.speed, 0, UINT8_MAX, 1, 20);
uint8_t colorIntensity = map(SEGMENT.intensity, 0, UINT8_MAX, 10, 30);
i = SEGMENT.speed << 8 | SEGMENT.intensity;
if (i != tvSimulator->sliderValues) {
tvSimulator->sliderValues = i;
SEGENV.aux1 = 0;
}
#ifndef WLED_DISABLE_FX_HIGH_FLASH_USE
/*
* this code uses the real color data from tv_colos.h
*/
// initialize start of the TV-Colors
if (SEGENV.call == 0) {
tvSimulator->pixelNum = ((uint8_t)random(18)) * numTVPixels / 18; // Begin at random movie (18 in total)
if (SEGENV.aux1 == 0) {
tvSimulator->pixelNum = ((uint8_t)random8(18)) * numTVPixels / 18; // Begin at random movie (18 in total)
SEGENV.aux1 = 1;
}
// Read next 16-bit (5/6/5) color
@ -3879,18 +3901,70 @@ uint16_t WS2812FX::mode_tv_simulator(void) {
nr = (uint8_t)gamma8(r8) * 257; // New R/G/B
ng = (uint8_t)gamma8(g8) * 257;
nb = (uint8_t)gamma8(b8) * 257;
#else
/*
* this code calculates the color to be used and save 18k of flash memory
*/
// create a new sceene
if (((millis() - tvSimulator->sceeneStart) >= tvSimulator->sceeneDuration) || SEGENV.aux1 == 0) {
tvSimulator->sceeneStart = millis(); // remember the start of the new sceene
tvSimulator->sceeneDuration = random16(60* 250* colorSpeed, 60* 750 * colorSpeed); // duration of a "movie sceene" which has similar colors (5 to 15 minutes with max speed slider)
tvSimulator->sceeneColorHue = random16( 0, 768); // random start color-tone for the sceene
tvSimulator->sceeneColorSat = random8 ( 100, 130 + colorIntensity); // random start color-saturation for the sceene
tvSimulator->sceeneColorBri = random8 ( 200, 240); // random start color-brightness for the sceene
SEGENV.aux1 = 1;
SEGENV.aux0 = 0;
}
// slightly change the color-tone in this sceene
if ( SEGENV.aux0 == 0) {
// hue change in both directions
j = random8(4 * colorIntensity);
hue = (random8() < 128) ? ((j < tvSimulator->sceeneColorHue) ? tvSimulator->sceeneColorHue - j : 767 - tvSimulator->sceeneColorHue - j) : // negative
((j + tvSimulator->sceeneColorHue) < 767 ? tvSimulator->sceeneColorHue + j : tvSimulator->sceeneColorHue + j - 767) ; // positive
// saturation
j = random8(2 * colorIntensity);
sat = (tvSimulator->sceeneColorSat - j) < 0 ? 0 : tvSimulator->sceeneColorSat - j;
// brightness
j = random8(100);
bri = (tvSimulator->sceeneColorBri - j) < 0 ? 0 : tvSimulator->sceeneColorBri - j;
// calculate R,G,B from HSV
// Source: https://blog.adafruit.com/2012/03/14/constant-brightness-hsb-to-rgb-algorithm/
{ // just to create a local scope for the variables
uint8_t temp[5], n = (hue >> 8) % 3;
uint8_t x = ((((hue & 255) * sat) >> 8) * bri) >> 8;
uint8_t s = ( (256 - sat) * bri) >> 8;
temp[0] = temp[3] = s;
temp[1] = temp[4] = x + s;
temp[2] = bri - x;
tvSimulator->actualColorR = temp[n + 2];
tvSimulator->actualColorG = temp[n + 1];
tvSimulator->actualColorB = temp[n ];
}
}
// Apply gamma correction, further expand to 16/16/16
nr = (uint8_t)gamma8(tvSimulator->actualColorR) * 257; // New R/G/B
ng = (uint8_t)gamma8(tvSimulator->actualColorG) * 257;
nb = (uint8_t)gamma8(tvSimulator->actualColorB) * 257;
#endif
if (SEGENV.aux0 == 0) { // initialize next iteration
SEGENV.aux0 = 1;
#ifndef WLED_DISABLE_FX_HIGH_FLASH_USE
// increase color-index for next loop
tvSimulator->pixelNum++;
if (tvSimulator->pixelNum >= numTVPixels) tvSimulator->pixelNum = 0;
#endif
// randomize total duration and fade duration for the actual color
tvSimulator->totalTime = random(250, 2500); // Semi-random pixel-to-pixel time
tvSimulator->fadeTime = random(0, tvSimulator->totalTime); // Pixel-to-pixel transition time
if (random(10) < 3) tvSimulator->fadeTime = 0; // Force scene cut 30% of time
tvSimulator->totalTime = random16(250, 2500); // Semi-random pixel-to-pixel time
tvSimulator->fadeTime = random16(0, tvSimulator->totalTime); // Pixel-to-pixel transition time
if (random8(10) < 3) tvSimulator->fadeTime = 0; // Force scene cut 30% of time
tvSimulator->startTime = millis();
} // end of initialization
@ -3923,7 +3997,6 @@ uint16_t WS2812FX::mode_tv_simulator(void) {
}
return FRAMETIME;
#endif
}
/*