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求助，现在我用ra8875显示emwin的demo是好的，但是用于显示我自己的窗口创建，刷新很缓慢，慢到肉眼可以看见刷新的那种程度，目前就用GUI_CreateDialogBox这个函数创建了几个小窗口，然后上面有数值切换的小功能，那个数值切换都是有间隔才刷新的，不知道是不是底层没有优化好，
 LCD的接口配置用的这个文件
#include "GUI.h"
#include "GUIDRV_Lin.h"
#include "LCDConf_Lin_Template.h"
/*********************************************************************
*
* Layer configuration (to be modified)
*
**********************************************************************
*/
//
// Physical display size
//
#define XSIZE_PHYS 320
#define YSIZE_PHYS 240
#define TOUCH_AD_TOP 160
#define TOUCH_AD_BOTTOM 930//940
#define TOUCH_AD_LEFT 60
#define TOUCH_AD_RIGHT 980
//
// Color conversion
//
#define COLOR_CONVERSION GUICC_M565 //GUICC_8888
//
// Display driver
//
#define DISPLAY_DRIVER GUIDRV_TEMPLATE //GUIDRV_WIN32
//
// Buffers / VScreens
//
#define NUM_BUFFERS 3 // Number of multiple buffers to be used
#define NUM_VSCREENS 1 // Number of virtual screens to be used
/*********************************************************************
*
* Configuration checking
*
**********************************************************************
*/
#ifndef VRAM_ADDR
#define VRAM_ADDR 0 // TBD by customer: This has to be the frame buffer start address
#endif
#ifndef XSIZE_PHYS
#error Physical X size of display is not defined!
#endif
#ifndef YSIZE_PHYS
#error Physical Y size of display is not defined!
#endif
#ifndef COLOR_CONVERSION
#error Color conversion not defined!
#endif
#ifndef DISPLAY_DRIVER
#error No display driver defined!
#endif
#ifndef NUM_VSCREENS
#define NUM_VSCREENS 1
#else
#if (NUM_VSCREENS <= 0)
#error At least one screeen needs to be defined!
#endif
#endif
#if (NUM_VSCREENS > 1) && (NUM_BUFFERS > 1)
#error Virtual screens and multiple buffers are not allowed!
#endif
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/****************************************************************************
* 名 称：LCD_SetTouchOrg(void)
* 功 能：设置触摸屏
* 入口参数：无
* 出口参数：无
* 说 明：
* 调用方法：无
****************************************************************************/
void LCD_SetTouchOrg(void)
{
/* 校准触摸屏 */
GUI_TOUCH_SetOrientation(GUI_SWAP_XY);
GUI_TOUCH_Calibrate(GUI_COORD_X, 0, 320, TOUCH_AD_LEFT, TOUCH_AD_RIGHT); /* Calibrate X-axis */
GUI_TOUCH_Calibrate(GUI_COORD_Y, 0, 240, TOUCH_AD_TOP, TOUCH_AD_BOTTOM); /* Calibrate Y-axis */
}
/*********************************************************************
*
* LCD_X_Config
*
* Purpose:
* Called during the initialization process in order to set up the
* display driver configuration.
*
*/
void LCD_X_Config(void) {
//
// At first initialize use of multiple buffers on demand
//
#if (NUM_BUFFERS > 1)
GUI_MULTIBUF_Config(NUM_BUFFERS);
#endif
//
// Set display driver and color conversion for 1st layer
//
GUI_DEVICE_CreateAndLink(DISPLAY_DRIVER, COLOR_CONVERSION, 0, 0);
//
// Display driver configuration, required for Lin-driver
//
if (LCD_GetSwapXY()) {
LCD_SetSizeEx (0, YSIZE_PHYS, XSIZE_PHYS);
LCD_SetVSizeEx(0, YSIZE_PHYS * NUM_VSCREENS, XSIZE_PHYS);
} else {
LCD_SetSizeEx (0, XSIZE_PHYS, YSIZE_PHYS);
LCD_SetVSizeEx(0, XSIZE_PHYS, YSIZE_PHYS * NUM_VSCREENS);
}
LCD_SetVRAMAddrEx(0, (void *)VRAM_ADDR);
//
// Set user palette data (only required if no fixed palette is used)
//
#if defined(PALETTE)
LCD_SetLUTEx(0, PALETTE);
#endif
//
// Set custom functions for several operations to optimize native processes
//
LCD_SetDevFunc(0, LCD_DEVFUNC_COPYBUFFER, (void(*)(void))CUSTOM_LCD_CopyBuffer);
LCD_SetDevFunc(0, LCD_DEVFUNC_COPYRECT, (void(*)(void))CUSTOM_LCD_CopyRect);
LCD_SetDevFunc(0, LCD_DEVFUNC_FILLRECT, (void(*)(void))CUSTOM_LCD_FillRect);
LCD_SetDevFunc(0, LCD_DEVFUNC_DRAWBMP_8BPP, (void(*)(void))CUSTOM_LCD_DrawBitmap8bpp);
LCD_SetDevFunc(0, LCD_DEVFUNC_DRAWBMP_16BPP, (void(*)(void))CUSTOM_LCD_DrawBitmap16bpp);
LCD_SetTouchOrg();
}
/*********************************************************************
*
* LCD_X_DisplayDriver
*
* Purpose:
* This function is called by the display driver for several purposes.
* To support the according task the routine needs to be adapted to
* the display controller. Please note that the commands marked with
* 'optional' are not cogently required and should only be adapted if
* the display controller supports these features.
*
* Parameter:
* LayerIndex - Index of layer to be configured
* Cmd - Please refer to the details in the switch statement below
* pData - Pointer to a LCD_X_DATA structure
*
* Return Value:
* < -1 - Error
* -1 - Command not handled
* 0 - Ok
*/
int LCD_X_DisplayDriver(unsigned LayerIndex, unsigned Cmd, void * pData) {
int r;
switch (Cmd) {
case LCD_X_INITCONTROLLER: {
//
// Called during the initialization process in order to set up the
// display controller and put it into operation. If the display
// controller is not initialized by any external routine this needs
// to be adapted by the customer...
//
// ...
return 0;
}
case LCD_X_SETVRAMADDR: {
//
// Required for setting the address of the video RAM for drivers
// with memory mapped video RAM which is passed in the 'pVRAM' element of p
//
LCD_X_SETVRAMADDR_INFO * p;
p = (LCD_X_SETVRAMADDR_INFO *)pData;
//...
return 0;
}
case LCD_X_SETORG: {
//
// Required for setting the display origin which is passed in the 'xPos' and 'yPos' element of p
//
LCD_X_SETORG_INFO * p;
p = (LCD_X_SETORG_INFO *)pData;
//...
return 0;
}
case LCD_X_SHOWBUFFER: {
//
// Required if multiple buffers are used. The 'Index' element of p contains the buffer index.
//
LCD_X_SHOWBUFFER_INFO * p;
p = (LCD_X_SHOWBUFFER_INFO *)pData;
//...
return 0;
}
case LCD_X_SETLUTENTRY: {
//
// Required for setting a lookup table entry which is passed in the 'Pos' and 'Color' element of p
//
LCD_X_SETLUTENTRY_INFO * p;
p = (LCD_X_SETLUTENTRY_INFO *)pData;
//...
return 0;
}
case LCD_X_ON: {
//
// Required if the display controller should support switching on and off
//
return 0;
}
case LCD_X_OFF: {
//
// Required if the display controller should support switching on and off
//
// ...
return 0;
}
default:
r = -1;
}
return r;
}
/*************************** End of file ****************************/ 请教一下有什么地方还需要优化；
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发表于 2024-1-11 11:05:54
楼主
发表于 2024-1-11 16:22:19
