📄 display.c
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Glib_FilledRectangle(i,j,i+39,j+29,k%16);
k++;
}
// #0
// 00
Glib_Rectangle(0,0,319,239,15);
Glib_Line(0,0,319,239,15);
Glib_Line(0,239,319,0,15);
// 0#
// 00
Glib_Rectangle(0+320,0,319+320,239,15);
Glib_Line(0+320,0,319+320,239,15);
Glib_Line(0+320,239,319+320,0,15);
// 00
// #0
Glib_Rectangle(0,0+240,319,239+240,15);
Glib_Line(0,0+240,319,239+240,15);
Glib_Line(0,239+240,319,0+240,15);
// 00
// 0#
Glib_Rectangle(0+320,0+240,319+320,239+240,15);
Glib_Line(0+320,0+240,319+320,239+240,15);
Glib_Line(0+320,239+240,319+320,0+240,15);
Glib_Rectangle(50+320,50+240,269+320,189+240,15);
printf("Virtual Screen Test(STN 16 gray). Press any key[ijkm\\r]!\n");
MoveViewPort(MODE_STN_4BIT);
Lcd_MoveViewPort(0,0,MODE_STN_4BIT);
Lcd_EnvidOnOff(0);
}
void Test_Lcd_Cstn_8Bit(void)
{
int i,j,k;
Lcd_Init(MODE_CSTN_8BIT);
Glib_Init(MODE_CSTN_8BIT);
Lcd_CstnOnOff(1); // Enable ENVID Bit and GPB5 output
printf("[CSTN 256 COLOR(8bit/1pixel) LCD TEST]\n");
printf(" R:0 ... 7 \n");
printf("G:0 B0:1 B0:1 B0:1 \n");
printf("G:. 2:3 2:3 2:3 \n");
printf("G:. B0:1 B0:1 B0:1 \n");
printf("G:. 2:3 2:3 2:3 \n");
printf("G:. B0:1 B0:1 B0:1 \n");
printf("G:7 2:3 2:3 2:3 \n");
Glib_ClearScr(0, MODE_CSTN_8BIT);
for(j=0;j<240;j++)
for(i=0;i<320;i++) //RRRGGGBB
PutPixel(i,j,((i/40)<<5)+((j/30)<<2)+(((j/15)%2)<<1)+((i/20)%2));
printf("CSTN 256 color mode test 1. Press any key!\n");
Uart_getc();
Glib_ClearScr(0, MODE_CSTN_8BIT);
k=0;
for(i=160;i<480;i+=20)
for(j=120;j<360;j+=15)
{
Glib_FilledRectangle(i,j,i+19,j+14,k);
k++;
}
// #0
// 00
Glib_Rectangle(0,0,319,239,255);
Glib_Line(0,0,319,239,255);
Glib_Line(0,239,319,0,255);
// 0#
// 00
Glib_Rectangle(0+320,0,319+320,239,255);
Glib_Line(0+320,0,319+320,239,255);
Glib_Line(0+320,239,319+320,0,255);
// 00
// #0
Glib_Rectangle(0,0+240,319,239+240,255);
Glib_Line(0,0+240,319,239+240,255);
Glib_Line(0,239+240,319,0+240,255);
// 00
// 0#
Glib_Rectangle(0+320,0+240,319+320,239+240,255);
Glib_Line(0+320,0+240,319+320,239+240,255);
Glib_Line(0+320,239+240,319+320,0+240,255);
Glib_Rectangle(50+320,50+240,269+320,189+240,255);
printf("Virtual Screen Test(CSTN 256 color). Press any key[ijkm\\r]!\n");
MoveViewPort(MODE_CSTN_8BIT);
Lcd_MoveViewPort(0,0,MODE_CSTN_8BIT);
Lcd_CstnOnOff(0); // Disable ENVID Bit and GPB5 output
}
void Test_Lcd_Cstn_8Bit_On(void)
{
int i,j;
Lcd_Init(MODE_CSTN_8BIT);
Glib_Init(MODE_CSTN_8BIT);
Lcd_CstnOnOff(1); // Enable ENVID Bit and GPB5 output
printf("[CSTN LCD(8bit/1pixel) WILL BE TURNED ON EVEN DURING OTHER TEST]\n");
printf("If you'd like to off the CSTN LCD, then excute other LCD test program,\n");
for(j=0;j<240;j++)
for(i=0;i<320;i++) //RRRGGGBB
PutPixel(i,j,((i/40)<<5)+((j/30)<<2)+(((j/15)%2)<<1)+((i/20)%2));
}
void Test_Lcd_Cstn_12Bit(void)
{
int i,j,k;
U32 cMode;
printf("[CSTN 4K COLOR(12bit/1pixel) LCD TEST]\n");
printf(" Select 12 bpp data format 1. Packed[D] 2. Unpacked\n");
if (Uart_getc() == '2')
cMode = MODE_CSTN_12BIT_UP;
else cMode = MODE_CSTN_12BIT;
Lcd_Init(cMode);
Glib_Init(cMode);
Lcd_CstnOnOff(1); // Enable ENVID Bit and GPB5 output
Glib_ClearScr(0, cMode);
k=0;
for(j=0;j<240;j+=80)
for(i=0;i<320;i+=20)
{
if((k<16)|(k>31))
{
Glib_FilledRectangle(i,j,i+19,j+79,((k%16)<<(4*(k/16))));
k++;
}
else
{
Glib_FilledRectangle(i,j,i+19,j+79,((k-(1+2*(k%16)))<<(4*(k/16))));
k++;
}
}
printf("CSTN 4K color mode test 1. Press any key!\n");
Uart_getc();
#if 1 // just test
i = 0;
while(1)
{
if (Uart_getc() == '\r') break;
Lcd_CstnOnOff(0); // Enable ENVID Bit and GPB5 output
Delay(1);
Lcd_CstnOnOff(1); // Enable ENVID Bit and GPB5 output
}
#else
Glib_ClearScr(0, cMode);
for(j=0;j<240;j++)
for(i=0;i<320;i++)
PutPixel(i,j,((i/40)<<9)+((j/30)<<5)+(((j/15)%2)<<1)+((i/20)%2));
printf("CSTN 4K color mode test 2. Press any key!\n");
Uart_getc();
Glib_ClearScr(0, cMode);
k=0;
for(i=160;i<480;i+=20)
for(j=120;j<360;j+=15)
{
Glib_FilledRectangle(i,j,i+19,j+14,(((k&0xf)<<8)|((k%4)<<4)|(k&0xf0)) );
k++;
}
// #0
// 00
Glib_Rectangle(0,0,319,239,0xf00);
Glib_Line(0,0,319,239,0x0f0);
Glib_Line(0,239,319,0,0x00f);
// 0#
// 00
Glib_Rectangle(0+320,0,319+320,239,0xfff);
Glib_Line(0+320,0,319+320,239,0xfff);
Glib_Line(0+320,239,319+320,0,0xfff);
// 00
// #0
Glib_Rectangle(0,0+240,319,239+240,0xfff);
Glib_Line(0,0+240,319,239+240,0xfff);
Glib_Line(0,239+240,319,0+240,0xfff);
// 00
// 0#
Glib_Rectangle(0+320,0+240,319+320,239+240,0xfff);
Glib_Line(0+320,0+240,319+320,239+240,0xfff);
Glib_Line(0+320,239+240,319+320,0+240,0xfff);
Glib_Rectangle(50+320,50+240,269+320,189+240,0xfff);
printf("Virtual Screen Test(CSTN 4K color). Press any key[ijkm\\r]!\n");
MoveViewPort(cMode);
Lcd_MoveViewPort(0,0,cMode);
Lcd_CstnOnOff(0); // Disable ENVID Bit and GPB5 output
#endif
}
void Test_Lcd_Cstn_16Bit(void)
{
int i,j,k,c;
Lcd_Init(MODE_CSTN_16BIT);
Glib_Init(MODE_CSTN_16BIT);
Lcd_CstnOnOff(1); // Enable ENVID Bit and GPB5 output
printf("[CSTN 4K COLOR 16BPP mode LCD TEST]\n");
Glib_ClearScr(0, MODE_CSTN_16BIT);
k=0;
for(j=0;j<240;j+=80)
for(i=0;i<320;i+=20)
{
if(j==0)
{
c = (k%16)<<1; //blue
}
else if (j==80)
{
c = (15-k%16)<<7; //green
}
else
{
c = (k%16)<<12; //red
}
Glib_FilledRectangle(i,j,i+19,j+79,c);
k++;
}
printf("CSTN 4K color mode test 1. Press any key!\n");
Uart_getc();
Glib_ClearScr(0, MODE_CSTN_16BIT);
for(j=0;j<240;j++)
for(i=0;i<320;i++)
PutPixel(i,j,((i/40)<<13)+((j/30)<<8)+(((j/15)%2)<<2)+((i/20)%2));
printf("CSTN 4K color mode test 2. Press any key!\n");
Uart_getc();
Glib_ClearScr(0, MODE_CSTN_16BIT);
k=0;
for(i=160;i<480;i+=20)
for(j=120;j<360;j+=15)
{
Glib_FilledRectangle(i,j,i+19,j+14,(((k&0xf)<<12)|((k%4)<<7)|(k&0x8)) );
k++;
}
// #0
// 00
Glib_Rectangle(0,0,319,239,0xf00);
Glib_Line(0,0,319,239,0x0f0);
Glib_Line(0,239,319,0,0x00f);
// 0#
// 00
Glib_Rectangle(0+320,0,319+320,239,0xfff);
Glib_Line(0+320,0,319+320,239,0xfff);
Glib_Line(0+320,239,319+320,0,0xfff);
// 00
// #0
Glib_Rectangle(0,0+240,319,239+240,0xfff);
Glib_Line(0,0+240,319,239+240,0xfff);
Glib_Line(0,239+240,319,0+240,0xfff);
// 00
// 0#
Glib_Rectangle(0+320,0+240,319+320,239+240,0xfff);
Glib_Line(0+320,0+240,319+320,239+240,0xfff);
Glib_Line(0+320,239+240,319+320,0+240,0xfff);
Glib_Rectangle(50+320,50+240,269+320,189+240,0xfff);
printf("Virtual Screen Test(CSTN 4K color). Press any key[ijkm\\r]!\n");
MoveViewPort(MODE_CSTN_16BIT);
Lcd_MoveViewPort(0,0,MODE_CSTN_16BIT);
Lcd_CstnOnOff(0); // Disable ENVID Bit and GPB5 output
}
void Lcd_CstnOnOff(int onoff)
{
// 1:CSTN Panel on 0:CSTN Panel off //
if(onoff==1)
rLCDCON1|=1; // ENVID=ON
else
rLCDCON1 =rLCDCON1 & 0x3fffe; // ENVID Off
/*
rGPBUP=rGPBUP|(1<<5); // Pull-up disable
rGPBDAT=rGPBDAT&(~(1<<5))|(onoff<<5); // GPB5=On or Off
rGPBCON=rGPBCON&(~(3<<10))|(1<<10); //GPD9=output
*/
rGPBCON = rGPBCON & ~(0x3<<0)|(1<<0); // GPB5=On or Off
rGPBDAT = rGPBDAT & ~(0x1<<0)|(onoff<<0); // GPB5=On or Off
}
void Lcd_EnvidOnOff(int onoff)
{
if(onoff==1)
rLCDCON1|=1; // ENVID=ON
else
rLCDCON1 =rLCDCON1 & 0x3fffe; // ENVID Off
rGPBCON = rGPBCON & ~(0x3<<0)|(1<<0); // GPB5=On or Off
rGPBDAT = rGPBDAT & ~(0x1<<0)|(onoff<<0); // GPB5=On or Off
}
void Glib_ClearScr(U32 c, int type)
{
//Very inefficient function.
int i,j;
if(type&0x2000)
for(j=0;j<SCR_YSIZE_CSTN;j++)
for(i=0;i<SCR_XSIZE_CSTN;i++)
PutPixel(i,j,c);
else
for(j=0;j<SCR_YSIZE_STN;j++)
for(i=0;i<SCR_XSIZE_STN;i++)
PutPixel(i,j,c);
}
void Glib_FilledRectangle(int x1,int y1,int x2,int y2,int color)
{
int i;
for(i=y1;i<=y2;i++)
Glib_Line(x1,i,x2,i,color);
}
void Glib_Rectangle(int x1,int y1,int x2,int y2,int color)
{
Glib_Line(x1,y1,x2,y1,color);
Glib_Line(x2,y1,x2,y2,color);
Glib_Line(x1,y2,x2,y2,color);
Glib_Line(x1,y1,x1,y2,color);
}
// LCD display is flipped vertically
// But, think the algorithm by mathematics point.
// 3I2
// 4 I 1
// --+-- <-8 octants mathematical cordinate
// 5 I 8
// 6I7
void Glib_Line(int x1,int y1,int x2,int y2,int color)
{
int dx,dy,e;
dx=x2-x1;
dy=y2-y1;
if(dx>=0)
{
if(dy >= 0) // dy>=0
{
if(dx>=dy) // 1/8 octant
{
e=dy-dx/2;
while(x1<=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1+=1;e-=dx;}
x1+=1;
e+=dy;
}
}
else // 2/8 octant
{
e=dx-dy/2;
while(y1<=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1+=1;e-=dy;}
y1+=1;
e+=dx;
}
}
}
else // dy<0
{
dy=-dy; // dy=abs(dy)
if(dx>=dy) // 8/8 octant
{
e=dy-dx/2;
while(x1<=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1-=1;e-=dx;}
x1+=1;
e+=dy;
}
}
else // 7/8 octant
{
e=dx-dy/2;
while(y1>=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1+=1;e-=dy;}
y1-=1;
e+=dx;
}
}
}
}
else //dx<0
{
dx=-dx; //dx=abs(dx)
if(dy >= 0) // dy>=0
{
if(dx>=dy) // 4/8 octant
{
e=dy-dx/2;
while(x1>=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1+=1;e-=dx;}
x1-=1;
e+=dy;
}
}
else // 3/8 octant
{
e=dx-dy/2;
while(y1<=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1-=1;e-=dy;}
y1+=1;
e+=dx;
}
}
}
else // dy<0
{
dy=-dy; // dy=abs(dy)
if(dx>=dy) // 5/8 octant
{
e=dy-dx/2;
while(x1>=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1-=1;e-=dx;}
x1-=1;
e+=dy;
}
}
else // 6/8 octant
{
e=dx-dy/2;
while(y1>=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1-=1;e-=dy;}
y1-=1;
e+=dx;
}
}
}
}
}
void MoveViewPort(int type)
{
int vx=0,vy=0,vd;
// minimum movement offset
vd= (type==MODE_STN_1BIT)*16+(type==MODE_STN_2BIT)*8+(type==MODE_STN_4BIT)*4
+(type==MODE_CSTN_8BIT)*2+(type==MODE_CSTN_12BIT)*4+(type==MODE_CSTN_12BIT_UP)*1+(type==MODE_CSTN_16BIT)*1
+(type==MODE_TFT_1BIT_240320)*16+(type==MODE_TFT_8BIT_240320)*2+(type==MODE_TFT_16BIT_240320)*1
+(type==MODE_TFT_1BIT_640480)*16+(type==MODE_TFT_8BIT_640480)*2+(type==MODE_TFT_16BIT_640480)*1+(type==MODE_TFT_24BIT_640480)/2
+(type==MODE_TFT_1BIT_800600)*16+(type==MODE_TFT_8BIT_800600)*2+(type==MODE_TFT_16BIT_800600)*1;
while(1)
{
switch(Uart_getc())
{
case 'i':
if(vy>=vd)vy-=vd;
break;
case 'j':
if(vx>=vd)vx-=vd;
break;
case 'k':
//if((type==MODE_TFT_1BIT_800600)|(type==MODE_TFT_8BIT_800600)⌨️ 快捷键说明
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