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Scott Shawcroft 2025-08-15 10:23:46 -07:00
parent c8ad602b45
commit dbd84325c7
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1 changed files with 26 additions and 13 deletions
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39
src/core.c
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@ -95,8 +95,9 @@ ProtomatterStatus _PM_init(Protomatter_core *core, uint16_t bitWidth,
uint8_t addrCount, uint8_t *addrList,
uint8_t clockPin, uint8_t latchPin, uint8_t oePin,
bool doubleBuffer, int8_t tile, void *timer) {
if (!core)
if (!core) {
return PROTOMATTER_ERR_ARG;
}
// bitDepth is NOT constrained here, handle in calling function
// (varies with implementation, e.g. GFX lib is max 6 bitplanes,
@ -1199,18 +1200,24 @@ void _PM_convert_565_word(Protomatter_core *core, uint16_t *source,
uint16_t upperRGB = upperSrc[srcIdx]; // Pixel in upper half
uint16_t lowerRGB = lowerSrc[srcIdx]; // Pixel in lower half
uint16_t result = 0;
if (upperRGB & redBit)
if (upperRGB & redBit) {
result |= pinMask[0];
if (upperRGB & greenBit)
}
if (upperRGB & greenBit) {
result |= pinMask[1];
if (upperRGB & blueBit)
}
if (upperRGB & blueBit) {
result |= pinMask[2];
if (lowerRGB & redBit)
}
if (lowerRGB & redBit) {
result |= pinMask[3];
if (lowerRGB & greenBit)
}
if (lowerRGB & greenBit) {
result |= pinMask[4];
if (lowerRGB & blueBit)
}
if (lowerRGB & blueBit) {
result |= pinMask[5];
}
// Main difference here vs byte converter is each chain
// ORs new bits into place (vs single-pass overwrite).
// #if defined(_PM_portToggleRegister)
@ -1323,18 +1330,24 @@ void _PM_convert_565_long(Protomatter_core *core, uint16_t *source,
uint16_t upperRGB = upperSrc[srcIdx]; // Pixel in upper half
uint16_t lowerRGB = lowerSrc[srcIdx]; // Pixel in lower half
uint32_t result = 0;
if (upperRGB & redBit)
if (upperRGB & redBit) {
result |= pinMask[0];
if (upperRGB & greenBit)
}
if (upperRGB & greenBit) {
result |= pinMask[1];
if (upperRGB & blueBit)
}
if (upperRGB & blueBit) {
result |= pinMask[2];
if (lowerRGB & redBit)
}
if (lowerRGB & redBit) {
result |= pinMask[3];
if (lowerRGB & greenBit)
}
if (lowerRGB & greenBit) {
result |= pinMask[4];
if (lowerRGB & blueBit)
}
if (lowerRGB & blueBit) {
result |= pinMask[5];
}
// Main difference here vs byte converter is each chain
// ORs new bits into place (vs single-pass overwrite).
// #if defined(_PM_portToggleRegister)