fix LCD error from Mo_Jiayang

it is OK
This commit is contained in:
xuedongliang 2023-04-13 12:03:10 +08:00
commit 640c5e6f59
1 changed files with 26 additions and 8 deletions

View File

@ -38,8 +38,21 @@ void TestLcd(void)
return;
}
// draw text
LcdWriteParam graph_param;
// black
uint16* color_select = malloc(sizeof(uint16) * 321 * 321);
memset(color_select, 0x00, sizeof(uint16) * 321 * 321);
graph_param.type = LCD_DOT_TYPE;
graph_param.pixel_info.x_startpos = 0;
graph_param.pixel_info.y_startpos = 0;
graph_param.pixel_info.x_endpos = 320;
graph_param.pixel_info.y_endpos = 320;
graph_param.pixel_info.pixel_color = color_select;
PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
free(color_select);
// draw text
graph_param.type = LCD_STRING_TYPE;
graph_param.string_info.x_pos = 0;
graph_param.string_info.y_pos = 0;
@ -49,20 +62,25 @@ void TestLcd(void)
graph_param.string_info.back_color = 0xFFFF;
graph_param.string_info.font_color = 0x0000;
graph_param.string_info.addr = "hello_world!";
PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
uint16 color_select = 0xF800;
for (int i = 0; i < 5; i++)
// draw line
color_select = malloc(sizeof(uint16) * 1 * 320);
for (int i = 0; i < 320; i++)
{
color_select[i] = 0xF800;
}
for (int i = 1; i <= 5; i++)
{
graph_param.type = LCD_DOT_TYPE;
graph_param.pixel_info.x_startpos = 0;
graph_param.pixel_info.y_startpos = 50 * i;
graph_param.pixel_info.x_endpos = 320;
graph_param.pixel_info.y_endpos = 50 * i;
graph_param.pixel_info.pixel_color = &color_select;
graph_param.pixel_info.y_startpos = i * 50;
graph_param.pixel_info.x_endpos = 319;
graph_param.pixel_info.y_endpos = i * 50;
graph_param.pixel_info.pixel_color = color_select;
PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
}
free(color_select);
PrivClose(lcd_fd);
}