Pen1BitY: Correct RGB to dither lookup conversion.

Gadgetoid · Gadgetoid · commit c4f70df1cf89 · 2024-02-27T13:54:25.000Z
diff --git a/libraries/pico_graphics/pico_graphics_pen_1bitY.cpp b/libraries/pico_graphics/pico_graphics_pen_1bitY.cpp
@@ -15,7 +15,7 @@ namespace pimoroni {
   }
 
   void PicoGraphics_Pen1BitY::set_pen(uint8_t r, uint8_t g, uint8_t b) {
-    color = std::max(r, std::max(g, b));
+    color = std::max(r, std::max(g, b)) >> 4;
   }
 
   void PicoGraphics_Pen1BitY::set_pixel(const Point &p) {

Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,7 @@ namespace pimoroni {`
`15`	`15`	`}`
`16`	`16`
`17`	`17`	`void PicoGraphics_Pen1BitY::set_pen(uint8_t r, uint8_t g, uint8_t b) {`
`18`		`- color = std::max(r, std::max(g, b));`
	`18`	`+ color = std::max(r, std::max(g, b)) >> 4;`
`19`	`19`	`}`
`20`	`20`
`21`	`21`	`void PicoGraphics_Pen1BitY::set_pixel(const Point &p) {`