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Remove duplicate convert_to_8bit_color_ function. (#2469)
Co-authored-by: Oxan van Leeuwen <oxan@oxanvanleeuwen.nl>
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parent
03d5a0ec1d
commit
39c6c2417a
3 changed files with 8 additions and 28 deletions
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@ -66,6 +66,9 @@ class ColorUtil {
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}
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return color_return;
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}
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static inline Color rgb332_to_color(uint8_t rgb332_color) {
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return to_color((uint32_t) rgb332_color, COLOR_ORDER_RGB, COLOR_BITNESS_332);
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}
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static uint8_t color_to_332(Color color, ColorOrder color_order = ColorOrder::COLOR_ORDER_RGB) {
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uint16_t red_color, green_color, blue_color;
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@ -100,7 +103,6 @@ class ColorUtil {
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}
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return 0;
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}
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static uint32_t color_to_grayscale4(Color color) {
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uint32_t gs4 = esp_scale8(color.white, 15);
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return gs4;
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@ -112,29 +112,9 @@ void ILI9341Display::display_() {
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this->y_high_ = 0;
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}
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uint16_t ILI9341Display::convert_to_16bit_color_(uint8_t color_8bit) {
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int r = color_8bit >> 5;
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int g = (color_8bit >> 2) & 0x07;
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int b = color_8bit & 0x03;
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uint16_t color = (r * 0x04) << 11;
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color |= (g * 0x09) << 5;
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color |= (b * 0x0A);
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return color;
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}
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uint8_t ILI9341Display::convert_to_8bit_color_(uint16_t color_16bit) {
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// convert 16bit color to 8 bit buffer
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uint8_t r = color_16bit >> 11;
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uint8_t g = (color_16bit >> 5) & 0x3F;
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uint8_t b = color_16bit & 0x1F;
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return ((b / 0x0A) | ((g / 0x09) << 2) | ((r / 0x04) << 5));
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}
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void ILI9341Display::fill(Color color) {
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auto color565 = display::ColorUtil::color_to_565(color);
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memset(this->buffer_, convert_to_8bit_color_(color565), this->get_buffer_length_());
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uint8_t color332 = display::ColorUtil::color_to_332(color, display::ColorOrder::COLOR_ORDER_RGB);
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memset(this->buffer_, color332, this->get_buffer_length_());
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this->x_low_ = 0;
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this->y_low_ = 0;
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this->x_high_ = this->get_width_internal() - 1;
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@ -181,8 +161,8 @@ void HOT ILI9341Display::draw_absolute_pixel_internal(int x, int y, Color color)
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this->y_high_ = (y > this->y_high_) ? y : this->y_high_;
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uint32_t pos = (y * width_) + x;
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auto color565 = display::ColorUtil::color_to_565(color);
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buffer_[pos] = convert_to_8bit_color_(color565);
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uint8_t color332 = display::ColorUtil::color_to_332(color, display::ColorOrder::COLOR_ORDER_RGB);
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buffer_[pos] = color332;
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}
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// should return the total size: return this->get_width_internal() * this->get_height_internal() * 2 // 16bit color
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@ -247,7 +227,7 @@ uint32_t ILI9341Display::buffer_to_transfer_(uint32_t pos, uint32_t sz) {
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}
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for (uint32_t i = 0; i < sz; ++i) {
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uint16_t color = convert_to_16bit_color_(*src++);
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uint16_t color = display::ColorUtil::color_to_565(display::ColorUtil::rgb332_to_color(*src++));
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*dst++ = (uint8_t)(color >> 8);
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*dst++ = (uint8_t) color;
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}
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@ -51,8 +51,6 @@ class ILI9341Display : public PollingComponent,
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void reset_();
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void fill_internal_(Color color);
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void display_();
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uint16_t convert_to_16bit_color_(uint8_t color_8bit);
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uint8_t convert_to_8bit_color_(uint16_t color_16bit);
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ILI9341Model model_;
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int16_t width_{320}; ///< Display width as modified by current rotation
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