The font is now fixed width.
HUGE performance improvement of the display driver.
This commit is contained in:
parent
6fbb6c8f70
commit
528fc56616
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@ -8,7 +8,11 @@ Gfx::Gfx(Pinetime::Drivers::St7789 &lcd) : lcd{lcd} {
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}
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void Gfx::ClearScreen() {
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lcd.FillRectangle(0, 0, width, height, 0xffff);
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lcd.FillRectangle(0, 0, width, height, 0x0000);
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}
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void Gfx::FillRectangle(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint16_t color) {
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lcd.FillRectangle(x, y, width, height, color);
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}
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void Gfx::DrawString(uint8_t x, uint8_t y, uint16_t color, const char *text, const FONT_INFO *p_font, bool wrap) {
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@ -55,17 +59,25 @@ void Gfx::DrawChar(const FONT_INFO *font, uint8_t c, uint8_t *x, uint8_t y, uint
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return;
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}
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// TODO For now, LCD and SPI driver start a new transfer (cs pin + set address windows + write byte) FOR EACH PIXEL!
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// This could be improved by setting CS pin, DC pin and address window ONLY ONCE for the whole character
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lcd.BeginDrawBuffer(*x, y, bytes_in_line*8, font->height);
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uint16_t bg = 0x0000;
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for (uint16_t i = 0; i < font->height; i++) {
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for (uint16_t j = 0; j < bytes_in_line; j++) {
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for (uint8_t k = 0; k < 8; k++) {
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if ((1 << (7 - k)) &
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font->data[font->charInfo[char_idx].offset + i * bytes_in_line + j]) {
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pixel_draw(*x + j * 8 + k, y + i, color);
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lcd.NextDrawBuffer(reinterpret_cast<uint8_t *>(&color), 2);
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}
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else {
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lcd.NextDrawBuffer(reinterpret_cast<uint8_t *>(&bg), 2);
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}
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}
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}
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}
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lcd.EndDrawBuffer();
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*x += font->charInfo[char_idx].widthBits + font->spacePixels;
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}
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@ -14,7 +14,7 @@ namespace Pinetime {
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void ClearScreen();
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void DrawString(uint8_t x, uint8_t y, uint16_t color, const char* text, const FONT_INFO *p_font, bool wrap);
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void DrawChar(const FONT_INFO *font, uint8_t c, uint8_t *x, uint8_t y, uint16_t color);
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void FillRectangle(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint16_t color);
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private:
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Drivers::St7789& lcd;
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@ -4,6 +4,7 @@
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#include <libraries/log/nrf_log.h>
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#include <boards.h>
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#include <nrf_font.h>
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#include <hal/nrf_rtc.h>
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#include "Components/Gfx/Gfx.h"
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using namespace Pinetime::Applications;
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@ -21,6 +22,9 @@ void DisplayApp::Process(void *instance) {
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while (1) {
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NRF_LOG_INFO("BlinkApp task running!");
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app->Refresh();
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vTaskDelay(1000);
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}
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}
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@ -48,17 +52,57 @@ void DisplayApp::InitHw() {
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gfx->ClearScreen();
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uint8_t x = 7;
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gfx->DrawChar(&largeFont , '0', &x, 78, 0x0);
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gfx->DrawChar(&largeFont , '0', &x, 78, 0xffff);
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x = 61;
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gfx->DrawChar(&largeFont, '1', &x, 78, 0x0);
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gfx->DrawChar(&largeFont, '0', &x, 78, 0xffff);
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x = 115;
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gfx->DrawChar(&largeFont, ':', &x, 78, 0x0);
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x = 94;
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gfx->DrawChar(&largeFont, ':', &x, 78, 0xffff);
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x = 127;
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gfx->DrawChar(&largeFont, '2', &x, 78, 0x0);
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gfx->DrawChar(&largeFont, '0', &x, 78, 0xffff);
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x = 181;
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gfx->DrawChar(&largeFont, '3', &x, 78, 0x0);
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gfx->DrawChar(&largeFont, '0', &x, 78, 0xffff);
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}
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void DisplayApp::Refresh() {
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uint32_t systick_counter = nrf_rtc_counter_get(portNRF_RTC_REG);
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auto raw = systick_counter / 1000;
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// TODO make this better!
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minutes = raw / 60;
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seconds = raw - (minutes*60);
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char secondChar[3];
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sprintf(secondChar, "%02d", seconds);
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char minutesChar[3];
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sprintf(minutesChar, "%02d", minutes);
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uint8_t x = 7;
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if(minutesChar[0] != currentChar[0]) {
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gfx->DrawChar(&largeFont, minutesChar[0], &x, 78, 0xffff);
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currentChar[0] = minutesChar[0];
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}
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x = 61;
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if(minutesChar[1] != currentChar[1]) {
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gfx->DrawChar(&largeFont, minutesChar[1], &x, 78, 0xffff);
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currentChar[1] = minutesChar[1];
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}
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x = 127;
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if(secondChar[0] != currentChar[2]) {
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gfx->DrawChar(&largeFont, secondChar[0], &x, 78, 0xffff);
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currentChar[2] = secondChar[0];
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}
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x = 181;
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if(secondChar[1] != currentChar[3]) {
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gfx->DrawChar(&largeFont, secondChar[1], &x, 78, 0xffff);
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currentChar[3] = secondChar[1];
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}
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}
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@ -22,6 +22,12 @@ namespace Pinetime {
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std::unique_ptr<Drivers::St7789> lcd;
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std::unique_ptr<Components::Gfx> gfx;
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const FONT_INFO largeFont {lCD_70ptFontInfo.height, lCD_70ptFontInfo.startChar, lCD_70ptFontInfo.endChar, lCD_70ptFontInfo.spacePixels, lCD_70ptFontInfo.charInfo, lCD_70ptFontInfo.data};
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void Refresh();
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uint8_t seconds = 0;
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uint8_t minutes = 0;
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uint8_t hours = 0;
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char currentChar[4];
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};
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}
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}
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File diff suppressed because it is too large
Load diff
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@ -21,7 +21,6 @@ namespace Pinetime {
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uint8_t pinCSN;
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};
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bool Init(const SpiModule spi, const Parameters& params);
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bool Write(const uint8_t* data, size_t size);
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private:
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@ -91,22 +91,17 @@ void St7789::DisplayOn() {
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}
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void St7789::FillRectangle(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color) {
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// rudimentary clipping (drawChar w/big text requires this)
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if((x >= Width) || (y >= Height)) return;
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if((x + width - 1) >= Width) width = Width - x;
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if((y + height - 1) >= Height) height = Height - y;
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BeginDrawBuffer(x, y, width, height);
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SetAddrWindow(0+x, ST7789_ROW_OFFSET+y, x+width-1, y+height-1);
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uint8_t hi = color >> 8, lo = color;
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uint32_t c = color + (color << 16);
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uint8_t w = width/2;
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nrf_gpio_pin_set(pinDataCommand);
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for(y=height+ST7789_ROW_OFFSET; y>ST7789_ROW_OFFSET; y--) {
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for(x=width; x>0; x--) {
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WriteSpi(reinterpret_cast<const uint8_t *>(&c), 4);
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for(x=w; x>0; x--) {
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NextDrawBuffer(reinterpret_cast<const uint8_t *>(&c), 4);
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}
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}
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EndDrawBuffer();
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}
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void St7789::SetAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1) {
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@ -147,3 +142,20 @@ void St7789::DrawPixel(uint16_t x, uint16_t y, uint32_t color) {
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WriteSpi(reinterpret_cast<const uint8_t *>(&color), 2);
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}
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void St7789::BeginDrawBuffer(uint16_t x, uint16_t y, uint16_t width, uint16_t height) {
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if((x >= Width) || (y >= Height)) return;
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if((x + width - 1) >= Width) width = Width - x;
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if((y + height - 1) >= Height) height = Height - y;
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SetAddrWindow(0+x, ST7789_ROW_OFFSET+y, x+width-1, y+height-1);
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nrf_gpio_pin_set(pinDataCommand);
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}
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void St7789::EndDrawBuffer() {
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}
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void St7789::NextDrawBuffer(const uint8_t *data, size_t size) {
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spi.Write(data, size);
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}
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@ -12,6 +12,10 @@ namespace Pinetime {
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void DrawPixel(uint16_t x, uint16_t y, uint32_t color);
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void FillRectangle(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color);
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void BeginDrawBuffer(uint16_t x, uint16_t y, uint16_t width, uint16_t height);
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void NextDrawBuffer(const uint8_t* data, size_t size);
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void EndDrawBuffer();
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private:
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SpiMaster& spi;
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