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Implement sparse css cache plus dynamic banding for AA

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This commit is contained in:
jpirnay
2026-05-11 22:27:13 +02:00
parent fb16db2b48
commit c273e250f2
7 changed files with 758 additions and 202 deletions
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lib/GfxRenderer/GfxRenderer.h
+6 -2
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@@ -55,6 +55,9 @@ class GfxRenderer {
uint16_t panelHeight = 0; // set in begin()
uint16_t panelWidthBytes = 0; // set in begin()
uint32_t frameBufferSize = 0; // set in begin()
uint16_t bwSnapshotRowStart = 0;
uint16_t bwSnapshotRowEnd = 0;
size_t bwSnapshotSizeBytes = 0;
size_t bwBufferChunkSize = BW_BUFFER_CHUNK_SIZE;
std::vector<uint8_t*> bwBufferChunks;
std::map<int, EpdFontFamily> fontMap;
@@ -206,8 +209,9 @@ class GfxRenderer {
void copyGrayscaleLsbBuffers() const;
void copyGrayscaleMsbBuffers() const;
void displayGrayBuffer() const;
bool storeBwBuffer(); // Returns true if buffer was stored successfully
void restoreBwBuffer(); // Restore and free the stored buffer
bool storeBwBuffer(); // Returns true if buffer was stored successfully
bool storeBwBufferRect(int x, int y, int width, int height); // Store only rows intersecting logical rect
void restoreBwBuffer(); // Restore and free the stored buffer
void cleanupGrayscaleWithFrameBuffer() const;
// Font helpers