Jan/WLED_MM_Infinity
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

(experimental) use malloc/realloc for customMappingTable

Browse Source 
if this works better, we should cherry-pick it into mdev.
This commit is contained in:
Frank
2023-05-21 19:38:04 +02:00
parent 894fdce4b5
commit fc193408d8
3 changed files with 28 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
wled00/FX_2Dfcn.cpp
View File

@@ -66,8 +66,17 @@ void WS2812FX::setUpMatrix() {
//WLEDMM recreate customMappingTable if more space needed
if (Segment::maxWidth * Segment::maxHeight > customMappingTableSize) {
USER_PRINTF("setupmatrix customMappingTable alloc %d from %d\n", Segment::maxWidth * Segment::maxHeight, customMappingTableSize);
if (customMappingTable != nullptr) delete[] customMappingTable;
customMappingTable = new uint16_t[Segment::maxWidth * Segment::maxHeight];
//if (customMappingTable != nullptr) delete[] customMappingTable;
//customMappingTable = new uint16_t[Segment::maxWidth * Segment::maxHeight];
// don't use new / delete
if (customMappingTable != nullptr) { // resize
customMappingTable = (uint16_t*) reallocf(customMappingTable, sizeof(uint16_t) * Segment::maxWidth * Segment::maxHeight); // reallocf will free memory if it cannot resize
}
if (customMappingTable == nullptr) { // second try
DEBUG_PRINTLN("setUpMatrix: trying to get fresh memory block.");
customMappingTable = (uint16_t*) calloc(Segment::maxWidth * Segment::maxHeight, sizeof(uint16_t));
if (customMappingTable == nullptr) DEBUG_PRINTLN("setUpMatrix: alloc failed");
}
if (customMappingTable != nullptr) customMappingTableSize = Segment::maxWidth * Segment::maxHeight;
}
@@ -142,6 +151,7 @@ void WS2812FX::setUpMatrix() {
DEBUG_PRINTLN();
#endif
} else { // memory allocation error
customMappingTableSize = 0;
DEBUG_PRINTLN(F("Ledmap alloc error."));
isMatrix = false;
panels = 0;

20
wled00/FX_fcn.cpp
View File

@@ -1478,7 +1478,7 @@ void WS2812FX::finalizeInit(void)
free(Segment::_globalLeds);
Segment::_globalLeds = nullptr;
}
if (useLedsArray) {
if (useLedsArray && getLengthTotal()>0) { // WLEDMM avoid malloc(0)
size_t arrSize = sizeof(CRGB) * getLengthTotal();
#if defined(ARDUINO_ARCH_ESP32) && defined(BOARD_HAS_PSRAM) && defined(WLED_USE_PSRAM)
if (psramFound())
@@ -1486,7 +1486,7 @@ void WS2812FX::finalizeInit(void)
else
#endif
Segment::_globalLeds = (CRGB*) malloc(arrSize);
memset(Segment::_globalLeds, 0, arrSize);
if (Segment::_globalLeds != nullptr) memset(Segment::_globalLeds, 0, arrSize); // WLEDMM avoid dereferencing null pointer
}
//segments are created in makeAutoSegments();
@@ -2155,9 +2155,18 @@ bool WS2812FX::deserializeMap(uint8_t n) {
//WLEDMM recreate customMappingTable if more space needed
if (Segment::maxWidth * Segment::maxHeight > customMappingTableSize) {
USER_PRINTF("deserializemap customMappingTable alloc %d from %d\n", Segment::maxWidth * Segment::maxHeight, customMappingTableSize);
if (customMappingTable != nullptr) delete[] customMappingTable;
customMappingTable = new uint16_t[Segment::maxWidth * Segment::maxHeight];
if (customMappingTable != nullptr) customMappingTableSize = Segment::maxWidth * Segment::maxHeight;
//if (customMappingTable != nullptr) delete[] customMappingTable;
//customMappingTable = new uint16_t[Segment::maxWidth * Segment::maxHeight];
// don't use new / delete
if (customMappingTable != nullptr) {
customMappingTable = (uint16_t*) reallocf(customMappingTable, sizeof(uint16_t) * Segment::maxWidth * Segment::maxHeight); // reallocf will free memory if it cannot resize
}
if (customMappingTable == nullptr) { // second try
DEBUG_PRINTLN("deserializeMap: trying to get fresh memory block.");
customMappingTable = (uint16_t*) calloc(Segment::maxWidth * Segment::maxHeight, sizeof(uint16_t));
if (customMappingTable == nullptr) DEBUG_PRINTLN("deserializeMap: alloc failed!");
}
if (customMappingTable != nullptr) customMappingTableSize = Segment::maxWidth * Segment::maxHeight;
}
if (customMappingTable != nullptr) {
@@ -2184,6 +2193,7 @@ bool WS2812FX::deserializeMap(uint8_t n) {
DEBUG_PRINTLN();
#endif
} else { // memory allocation error
customMappingTableSize = 0;
DEBUG_PRINTLN(F("Deserializemap: Ledmap alloc error."));
}

2
wled00/wled.h
View File

@@ -8,7 +8,7 @@
*/
// version code in format yymmddb (b = daily build)
#define VERSION 2305170
#define VERSION 2305210
//uncomment this if you have a "my_config.h" file you'd like to use
//#define WLED_USE_MY_CONFIG