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Tasmota/tasmota/xdrv_52_3_berry_leds.ino

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/*
xdrv_52_3_berry_leds.ino - Berry scripting language, native fucnctions
Copyright (C) 2021 Stephan Hadinger, Berry language by Guan Wenliang https://github.com/Skiars/berry
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_BERRY
#include <berry.h>
#ifdef USE_WS2812
#include <NeoPixelBus.h>
enum {
ws2812_grb = 1,
sk6812_grbw = 2,
neopixel_type_end
};
typedef NeoPixelBus<NeoGrbFeature, NeoEsp32RmtN800KbpsMethod> neopixel_ws2812_grb_t;
typedef NeoPixelBus<NeoGrbwFeature, NeoEsp32RmtNSk6812Method> neopixel_sk6812_grbw_t;
/*********************************************************************************************\
* Native functions mapped to Berry functions
*
* import unishox
*
*
\*********************************************************************************************/
extern "C" {
// # Native commands
// # 00 : ctor
// # 01 : begin void -> void
// # 02 : show void -> void
// # 03 : CanShow void -> bool
// # 04 : IsDirty void -> bool
// # 05 : Dirty void -> void
// # 06 : Pixels void -> bytes() (mapped to the buffer)
// # 07 : PixelSize void -> int
// # 08 : PixelCount void -> int
// # 09 : ClearTo (color:??) -> void
// # 10 : SetPixelColor (idx:int, color:??) -> void
// # 11 : GetPixelColor (idx:int) -> color:??
// # 20 : RotateLeft (rot:int [, first:int, last:int]) -> void
// # 21 : RotateRight (rot:int [, first:int, last:int]) -> void
// # 22 : ShiftLeft (rot:int [, first:int, last:int]) -> void
// # 23 : ShiftRight (rot:int [, first:int, last:int]) -> void
void * be_get_neopixelbus(bvm *vm) {
be_getmember(vm, 1, "_p");
void * strip = (void*) be_tocomptr(vm, -1);
be_pop(vm, 1);
if (strip == nullptr) {
be_raise(vm, "internal_error", "neopixelbus object not initialized");
}
return strip;
}
int32_t be_get_leds_type(bvm *vm) {
be_getmember(vm, 1, "_t");
int32_t type = be_toint(vm, -1);
be_pop(vm, 1);
if (type <= 0 || type >= neopixel_type_end) {
be_raise(vm, "internal_error", "invalid leds type");
}
return type;
}
int be_neopixelbus_call_native(bvm *vm);
int be_neopixelbus_call_native(bvm *vm) {
int32_t argc = be_top(vm); // Get the number of arguments
if (argc >= 2 && be_isint(vm, 2)) {
int32_t cmd = be_toint(vm, 2);
if (0 == cmd) { // 00 : ctor (leds:int, gpio:int) -> void
if (!(argc >= 4 && be_isint(vm, 3) && be_isint(vm, 4))) {
be_raise(vm, "value_error", "bad arguments for neopixelbus:ctor");
}
int32_t leds = be_toint(vm, 3);
int32_t gpio = be_toint(vm, 4);
int32_t rmt = 0;
int32_t neopixel_type = ws2812_grb;
if (argc >= 5 && !(be_isnil(vm, 5))) {
neopixel_type = be_toint(vm, 5);
}
if (neopixel_type < 1) { neopixel_type = 1; }
if (neopixel_type >= neopixel_type_end) { neopixel_type = neopixel_type_end - 1; }
// store type in attribute `_t`
be_pushint(vm, neopixel_type);
be_setmember(vm, 1, "_t");
be_pop(vm, 1);
if (PinUsed(GPIO_WS2812)) {
rmt = 1; // if WS2812 is already configured by Tasmota UI, we switch to RMT1
}
if (argc >= 6 && !(be_isnil(vm, 6))) {
rmt = be_toint(vm, 6); // if arg5, then RMT channel is specified
}
if (rmt < 0) { rmt = 0; }
if (rmt >= MAX_RMT) { rmt = MAX_RMT - 1; }
void * strip = nullptr;
switch (neopixel_type) {
case ws2812_grb: strip = new neopixel_ws2812_grb_t(leds, gpio, (NeoBusChannel) rmt);
break;
case sk6812_grbw: strip = new neopixel_sk6812_grbw_t(leds, gpio, (NeoBusChannel) rmt);
break;
}
be_pushcomptr(vm, (void*) strip);
be_setmember(vm, 1, "_p");
be_pop(vm, 1);
be_pushnil(vm);
} else {
// all other commands need a valid neopixelbus pointer
int32_t leds_type = be_get_leds_type(vm);
const void * s = be_get_neopixelbus(vm); // raises an exception if pointer is invalid
// initialize all possible variants
neopixel_ws2812_grb_t * s_ws2812_grb = (leds_type == ws2812_grb) ? (neopixel_ws2812_grb_t*) s : nullptr;
neopixel_sk6812_grbw_t * s_sk6812_grbw = (leds_type == sk6812_grbw) ? (neopixel_sk6812_grbw_t*) s : nullptr;
be_pushnil(vm); // push a default `nil` return value
switch (cmd) {
case 1: // # 01 : begin void -> void
if (s_ws2812_grb) s_ws2812_grb->Begin();
if (s_sk6812_grbw) s_sk6812_grbw->Begin();
break;
case 2: // # 02 : show void -> void
if (s_ws2812_grb) s_ws2812_grb->Show();
if (s_sk6812_grbw) s_sk6812_grbw->Show();
break;
case 3: // # 03 : CanShow void -> bool
if (s_ws2812_grb) be_pushbool(vm, s_ws2812_grb->CanShow());
if (s_sk6812_grbw) be_pushbool(vm, s_sk6812_grbw->CanShow());
break;
case 4: // # 04 : IsDirty void -> bool
if (s_ws2812_grb) be_pushbool(vm, s_ws2812_grb->IsDirty());
if (s_sk6812_grbw) be_pushbool(vm, s_sk6812_grbw->IsDirty());
break;
case 5: // # 05 : Dirty void -> void
if (s_ws2812_grb) s_ws2812_grb->Dirty();
if (s_sk6812_grbw) s_sk6812_grbw->Dirty();
break;
case 6: // # 06 : Pixels void -> bytes() (mapped to the buffer)
{
size_t pixels_bytes;
if (s_ws2812_grb) pixels_bytes = s_ws2812_grb->PixelsSize();
if (s_sk6812_grbw) pixels_bytes = s_sk6812_grbw->PixelsSize();
uint8_t * pixels;
if (s_ws2812_grb) pixels = s_ws2812_grb->Pixels();
if (s_sk6812_grbw) pixels = s_sk6812_grbw->Pixels();
be_getbuiltin(vm, "bytes");
be_pushcomptr(vm, pixels);
be_pushint(vm, pixels_bytes);
be_call(vm, 2);
be_pop(vm, 2);
}
break;
case 7: // # 07 : PixelSize void -> int
if (s_ws2812_grb) be_pushint(vm, s_ws2812_grb->PixelSize());
if (s_sk6812_grbw) be_pushint(vm, s_sk6812_grbw->PixelSize());
break;
case 8: // # 08 : PixelCount void -> int
if (s_ws2812_grb) be_pushint(vm, s_ws2812_grb->PixelCount());
if (s_sk6812_grbw) be_pushint(vm, s_sk6812_grbw->PixelCount());
break;
case 9: // # 09 : ClearTo (color:??) -> void
{
uint32_t rgbw = be_toint(vm, 3);
uint8_t w = (rgbw & 0xFF000000) >> 24;
uint8_t r = (rgbw & 0xFF0000) >> 16;
uint8_t g = (rgbw & 0xFF00) >> 8;
uint8_t b = (rgbw & 0xFF);
if (s_ws2812_grb) s_ws2812_grb->ClearTo(RgbColor(r, g, b));
if (s_sk6812_grbw) s_sk6812_grbw->ClearTo(RgbwColor(r, g, b, 0));
}
break;
case 10: // # 10 : SetPixelColor (idx:int, color:??) -> void
{
int32_t idx = be_toint(vm, 3);
uint32_t rgbw = be_toint(vm, 4);
uint8_t w = (rgbw & 0xFF000000) >> 24;
uint8_t r = (rgbw & 0xFF0000) >> 16;
uint8_t g = (rgbw & 0xFF00) >> 8;
uint8_t b = (rgbw & 0xFF);
if (s_ws2812_grb) s_ws2812_grb->SetPixelColor(idx, RgbColor(r, g, b));
if (s_sk6812_grbw) s_sk6812_grbw->SetPixelColor(idx, RgbwColor(r, g, b, 0));
}
break;
case 11: // # 11 : GetPixelColor (idx:int) -> color:??
{
int32_t idx = be_toint(vm, 3);
RgbColor rgb;
if (s_ws2812_grb) {
RgbColor rgb = s_ws2812_grb->GetPixelColor(idx);
be_pushint(vm, (rgb.R << 16) | (rgb.G << 8) | rgb.B);
}
if (s_sk6812_grbw) {
RgbwColor rgbw = s_sk6812_grbw->GetPixelColor(idx);
be_pushint(vm, (rgbw.W << 24) | (rgb.R << 16) | (rgb.G << 8) | rgb.B);
}
}
break;
default:
break;
}
}
be_return(vm);
}
be_raise(vm, kTypeError, nullptr);
}
}
#endif // USE_WS2812
#endif // USE_BERRY
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