Better and more SimpleEffects.
* Calculations are done using doubles for much easier code. * Binary flags instead of boolean variables for configuration. * New effects sineline, barbershop and zigzag.
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@ -1,21 +1,30 @@
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#pragma once
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#include "Effect.h"
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#include "prototypes.h"
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#include <cmath>
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#define SE_CYCLE_COLORS 1 // Slowly cycle through the rainbow.
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#define SE_RANDOM_PIXEL_COLORS 2 // Every pixel gets a random color every frame.
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#define SE_ONLY_POSITIVE 4 // Only use colors, not white. This is equivalent to running your output through abs()
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#define SE_FADEOUT 8 // Fades the old image out. Returning 0 doesn't change the pixel's value.
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#define SE_RANDOM_STATIC_COLOR 16 // Sets a random static color at start of the effect.
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#define SE_DEBUG 32 // Prints debug messages.
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class SimpleEffect : public Effect {
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protected:
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Window* window = &Window::window_full; // Use a full screen window per default.
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boolean _fade_out = false;
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boolean _random_colors = false;
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boolean _cycle_color = true;
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uint8_t _color = 0;
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uint16_t _flags;
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String _name;
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simple_effect_t _method;
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public:
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SimpleEffect(String name, simple_effect_t method): _name { name }, _method { method } {};
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SimpleEffect* with_fadeout() { _fade_out=true; return this;}
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SimpleEffect* with_random_colors() { _random_colors=true; return this;}
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SimpleEffect* with_static_color(uint8_t color) { _cycle_color=false; _color=color; return this; }
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SimpleEffect(String name, uint16_t flags, simple_effect_t method): _name { name }, _method { method } {
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_flags = flags;
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if (_flags & SE_RANDOM_STATIC_COLOR) {
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_color = random8();
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_flags &= ~SE_CYCLE_COLORS & ~SE_RANDOM_PIXEL_COLORS;
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}
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};
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void loop(uint16_t ms) override;
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String get_name() { return _name; };
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boolean can_be_shown_with_clock() { return true; }
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@ -4,7 +4,7 @@
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#include "effects/clock.h"
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#include "effects/timer.h"
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#define SIMPLE_EFFECT [](accum88 t, uint16_t i, uint8_t x, uint8_t y)->int8_t
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#define SIMPLE_EFFECT(name, use_in_cycle, flags, ...) {name, use_in_cycle, [](){ return new SimpleEffect(name, flags, [](double t, uint16_t i, uint8_t x, uint8_t y)->double __VA_ARGS__ ); }}
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struct EffectEntry {
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const char* name;
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@ -33,4 +33,4 @@ typedef struct {
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uint16_t y;
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} Coords;
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typedef std::function<int8_t(accum88, uint16_t, uint8_t, uint8_t)> simple_effect_t;
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typedef std::function<double(double, uint16_t, uint8_t, uint8_t)> simple_effect_t;
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@ -1,21 +1,33 @@
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#include "SimpleEffect.h"
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void SimpleEffect::loop(uint16_t ms) {
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if (_fade_out) window->fadeToBlackBy(3);
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accum88 t = millis() * 0x100 / 1000;
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if (_flags & SE_FADEOUT) window->fadeToBlackBy(3);
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double t = 0.001 * millis();
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for(uint8_t x=0; x<window->width; x++) for(uint8_t y=0; y<window->height; y++) {
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uint16_t i = y*window->width + x;
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int8_t r = _method(t, i, x, y);
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if (_fade_out && r==0) {
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double r = _method(t, i, x, y);
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//if (i==0) Serial.printf("t=%f i=%d x=%d y=%d => r=%f, abs(r)=%d\n", t, i, x, y, r, abs(r)*255);
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if ((_flags & SE_DEBUG) && i==17) Serial.printf("t=%f i=%d x=%d y=%d => r=%f, abs(r*255)=%d\n", t, i, x, y, r, (int)abs(r*255));
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if ((_flags & SE_FADEOUT) && r==0) {
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continue;
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}
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// Clamp r between -1.0 and +1.0
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if (r<-1.0) {
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r = -1.0;
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} else if (r>1.0) {
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r = 1.0;
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}
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if (_flags & SE_ONLY_POSITIVE) {
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r = abs(r);
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}
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CRGB color;
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if (_random_colors) {
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color = CHSV(random8(), 255, abs(r)*2);
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if (_flags & SE_RANDOM_PIXEL_COLORS) {
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color = CHSV(random8(), 255, abs(r*255));
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} else {
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color = CHSV(_cycle_color ? baseHue : _color, r<0?0:255, abs(r)*2);
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color = CHSV(_flags & SE_CYCLE_COLORS ? baseHue : _color, r<0?0:255, abs(r*255));
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}
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window->setPixel(x, y, &color);
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@ -48,8 +48,8 @@ EffectEntry effects[] = {
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/* 10 */ {"rainbow_matrix", true, [](){ return new RainbowMatrixEffect(); }},
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/* 11 */ {"cycle", 0, [](){ return new CycleEffect(); }},
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/* 12 */ {"twirl", true, [](){ return new TwirlEffect(); }},
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/* 13 */ {"confetti", true, [](){ return (new SimpleEffect("confetti", SIMPLE_EFFECT{return random8()>252 ? 127 : 0;}))->with_fadeout();}},
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/* 14 */ {"rainbow_confetti", true, [](){ return (new SimpleEffect("rainbow_confetti", SIMPLE_EFFECT{return random8()>252 ? 127 : 0;}))->with_fadeout()->with_random_colors();}},
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/* 13 */ SIMPLE_EFFECT("confetti", true, SE_CYCLE_COLORS | SE_FADEOUT, {return random8()>252?1:0;}),
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/* 14 */ SIMPLE_EFFECT("rainbow_confetti", true, SE_RANDOM_PIXEL_COLORS | SE_FADEOUT, {return random8()>252?1:0;}),
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/* 15 */ {"snake", true, [](){ return new SnakeEffect(); }},
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/* 16 */ {"firework", true, [](){ return new FireworkEffect(); }},
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/* 17 */ {"gol", true, [](){ return new GolEffect(); }},
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@ -69,11 +69,14 @@ EffectEntry effects[] = {
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/* 31 */ {"child", 0, [](){ return AnimationEffect::Blinker("/child.pia", 300, 0xFFFF00); }},
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/* 32 */ {"diamond", true, [](){ return new DiamondEffect(); }},
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/* 33 */ {"tpm2.net", 0, [](){ return new Tpm2NetEffect(); }},
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/* 34 */ {"slow_blinking", true, [](){ return new SimpleEffect("slow_blinking", SIMPLE_EFFECT{return sin8((t>>3) + ((((x+1)*(y+1)*i*15) >> 2) & 0xFF))-128;});}},
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/* 35 */ {"upwave", true, [](){ return new SimpleEffect("upwave", SIMPLE_EFFECT{return abs(cos8((t>>3)+(y<<4))-128);});}},
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/* 36 */ {"centerwave", true, [](){ return new SimpleEffect("centerwave", SIMPLE_EFFECT{return sin8((t>>1) - sqrt((x-4)*(x-4) + (y-7)*(y-7))*32)-128;});}},
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/* 34 */ SIMPLE_EFFECT("slow_blinking", true, SE_CYCLE_COLORS, {return sin(t + (x+1)*(y+1)*i);} ),
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/* 35 */ SIMPLE_EFFECT("upwave", true, SE_CYCLE_COLORS, {return (cos(t+y/2));} ),
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/* 36 */ SIMPLE_EFFECT("centerwave", true, SE_CYCLE_COLORS, {return sin(t*2 - sqrt((x-4)*(x-4) + (y-7)*(y-7)));} ),
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/* 37 */ SIMPLE_EFFECT("sineline", true, SE_RANDOM_STATIC_COLOR, {return sin(x/2)-sin(x-t)-y+6;} ),
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/* 38 */ SIMPLE_EFFECT("barbershop", true, SE_RANDOM_STATIC_COLOR, {return 1*cos(0.8*i-t*5);} ),
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/* 39 */ SIMPLE_EFFECT("zigzag", true, SE_CYCLE_COLORS, { return cos(cos(x+y)-y*cos(t/8+x/16));} ),
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};
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const uint8_t effects_size = 37;
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const uint8_t effects_size = 40;
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Effect* select_effect(const char* name) {
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