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Minor adjustments for readability

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This commit is contained in:
jpirnay
2026-02-21 15:00:26 +01:00
parent 1922fe3840
commit 1a96d804e0
1 changed files with 14 additions and 4 deletions
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lib/GfxRenderer/GfxRenderer.cpp
+14 -4
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@@ -302,6 +302,18 @@ static void renderGlyphFastBW(uint8_t* const frameBuffer, const uint8_t* const b
}
}
static inline uint8_t drawMaskFor2BitMode(const GfxRenderer::RenderMode mode) {
switch (mode) {
case GfxRenderer::BW:
return 0x0E; // draw raw {1,2,3}
case GfxRenderer::GRAYSCALE_MSB:
return 0x06; // draw raw {1,2}
case GfxRenderer::GRAYSCALE_LSB:
default:
return 0x04; // draw raw {2}
}
}
static inline uint8_t build2BitRowMask(const uint8_t* const bitmap, const int rowStartPixel, const int glyphXStartOrEnd,
const int count, const bool reverseXInChunk,
const GfxRenderer::RenderMode renderMode) {
@@ -309,8 +321,7 @@ static inline uint8_t build2BitRowMask(const uint8_t* const bitmap, const int ro
// raw 0=white, 1=light gray, 2=dark gray, 3=black.
// Bit N set means: draw/update when raw==N.
// This avoids per-pixel remap (bmpVal = 3 - raw) and branch chains in the hot loop.
const uint8_t drawMask =
(renderMode == GfxRenderer::BW) ? 0x0E : ((renderMode == GfxRenderer::GRAYSCALE_MSB) ? 0x06 : 0x04);
const uint8_t drawMask = drawMaskFor2BitMode(renderMode);
uint8_t mask = 0;
for (int i = 0; i < count; i++) {
@@ -331,8 +342,7 @@ static void renderGlyphFast2Bit(uint8_t* const frameBuffer, const uint8_t* const
// Non-rotated text fast path for 2-bit glyphs. Writes compact masks directly to framebuffer rows.
// TextRotation::Rotated90CW keeps the legacy per-pixel fallback path for safety and readability.
const bool writeState = (renderMode == GfxRenderer::BW) ? pixelState : false;
const uint8_t drawMask =
(renderMode == GfxRenderer::BW) ? 0x0E : ((renderMode == GfxRenderer::GRAYSCALE_MSB) ? 0x06 : 0x04);
const uint8_t drawMask = drawMaskFor2BitMode(renderMode);
switch (orientation) {
case GfxRenderer::LandscapeCounterClockwise: {