void drawCircle(int x0, int y0, int radius)
{
int x = 0;
int y = radius;
int delta = 1 - 2 * (radius);
int error = 0;
while(y >= 0)
{
gdiPoint(0,x0 + x, y0 + y,0);
gdiPoint(0,x0 + x, y0 - y,0);
gdiPoint(0,x0 - x, y0 + y,0);
gdiPoint(0,x0 - x, y0 - y,0);
error = 2 * (delta + y) - 1;
if(delta < 0 && error <= 0)
{
++x;
delta += 2 * x + 1;
continue;
}
error = 2 * (delta - x) - 1;
if(delta > 0 && error > 0)
{
--y;
delta += 1 - 2 * y;
continue;
}
++x;
delta += 2 * (x - y);
--y;
}
}
void CRT_Draw_Ring(u16 r, u16 xpos, u16 ypos, u8 fill, float tt)
{
u32 s = 0;
static double phi = 0;
if (1)
{
for(;r>0;r--)
{
float a = 0;
u16 x =0, y = 0;
for(s = 0 ;s<((2*3.1415)/tt); s++, a+=tt)
{
x=xpos+(r*sin(a+phi));
y=ypos+(r*cos(a+phi));
gdiPoint(0,x, y,fill);
//phi +=0.000001;
}
}
}
//phi += 0.3;
// else
// {
// float a = 0;
// u16 x =0, y = 0;
//
// for(s = 0 ;s<(200*2*3.14); s++, a+=9)
// {
// x=xpos+(r*sin(a));
// y=ypos+(r*cos(a));
// gdiPoint(0,x, y,1);
// }
// }
return;
}
void demoInit(void) {
i16 x, y, x1, y1, i, flip;
// Demo Point
vidClearScreen();
gdiRectangle(0,0,(VID_PIXELS_X - 1),VID_VSIZE - 1,0);
gdiDrawTextEx(180, 40, "ARTEKIT", GDI_ROP_COPY);
gdiDrawTextEx(161, 55, "AK-STM32-LKIT", GDI_ROP_COPY);
gdiDrawTextEx(172, 70, "POINT DEMO", GDI_ROP_COPY);
sysDelayMs(3000);
srand(sysTicks);
for (i = 0; i < 5000; i++) {
sysDelayMs(1);
x = rand(); x = x % (VID_PIXELS_X - 1);
y = rand(); y = y % VID_VSIZE - 1;
gdiPoint(NULL,x,y,GDI_ROP_COPY);
}
sysDelayMs(3000);
// Demo Line
vidClearScreen();
gdiRectangle(0,0,(VID_PIXELS_X - 1),VID_VSIZE - 1,0);
gdiDrawTextEx(180, 40, "ARTEKIT", GDI_ROP_COPY);
gdiDrawTextEx(161, 55, "AK-STM32-LKIT", GDI_ROP_COPY);
gdiDrawTextEx(175, 70, "LINE DEMO", GDI_ROP_COPY);
sysDelayMs(3000);
srand(sysTicks);
for (i = 0; i < 100; i++) {
sysDelayMs(50);
x = rand(); x = x % (VID_PIXELS_X - 1);
y = rand(); y = y % VID_VSIZE - 1;
x1 = rand(); x1 = x1 % (VID_PIXELS_X - 1);
y1 = rand(); y1 = y1 % VID_VSIZE - 1;
gdiLine(NULL,x,y,x1,y1,GDI_ROP_COPY);
}
sysDelayMs(3000);
// Demo Square
vidClearScreen();
gdiRectangle(0,0,(VID_PIXELS_X - 1),VID_VSIZE - 1,0);
gdiDrawTextEx(180, 40, "ARTEKIT", GDI_ROP_COPY);
gdiDrawTextEx(161, 55, "AK-STM32-LKIT", GDI_ROP_COPY);
gdiDrawTextEx(157, 70, "RECTANGLE DEMO", GDI_ROP_COPY);
sysDelayMs(3000);
srand(sysTicks);
for (i = 0; i < 100; i++) {
sysDelayMs(50);
x = rand(); x = x % (VID_PIXELS_X - 1);
y = rand(); y = y % VID_VSIZE - 1;
x1 = rand(); x1 = x1 % 100;
y1 = rand(); y1 = y1 % 100;
gdiRectangle(x,y,x1,y1,GDI_ROP_COPY);
}
sysDelayMs(3000);
// Demo Circle
vidClearScreen();
gdiRectangle(0,0,(VID_PIXELS_X - 1),VID_VSIZE - 1,0);
gdiDrawTextEx(180, 40, "ARTEKIT", GDI_ROP_COPY);
gdiDrawTextEx(161, 55, "AK-STM32-LKIT", GDI_ROP_COPY);
gdiDrawTextEx(165, 70, "CIRCLE DEMO", GDI_ROP_COPY);
sysDelayMs(3000);
srand(sysTicks);
for (i = 0; i < 200; i++) {
sysDelayMs(20);
x = rand(); x = x % (VID_PIXELS_X - 1);
y = rand(); y = y % VID_VSIZE - 1;
x1 = rand(); x1 = x1 % 80;
gdiCircle(x,y,x1,GDI_ROP_COPY);
}
sysDelayMs(3000);
// Demo Bitmap
vidClearScreen();
gdiRectangle(0,0,(VID_PIXELS_X - 1),VID_VSIZE - 1,0);
gdiDrawTextEx(180, 40, "ARTEKIT", GDI_ROP_COPY);
gdiDrawTextEx(161, 55, "AK-STM32-LKIT", GDI_ROP_COPY);
gdiDrawTextEx(165, 70, "BITMAP DEMO", GDI_ROP_COPY);
sysDelayMs(3000);
x = 100;
y = 130;
flip = 0;
for (i = 0; i < 100; i++) {
sysDelayMs(150);
if (flip) {
flip = 0;
gdiBitBlt(NULL,x,y,15,12,(pu8) deBadBoys1,GDI_ROP_COPY);
} else {
flip = 1;
gdiBitBlt(NULL,x,y,15,12,(pu8) deBadBoys2,GDI_ROP_COPY);
}
x += 2;
}
sysDelayMs(3000);
vidClearScreen();
gdiRectangle(0,0,(VID_PIXELS_X - 1),VID_VSIZE - 1,0);
gdiDrawTextEx(180, 40, "ARTEKIT", GDI_ROP_COPY);
gdiDrawTextEx(161, 55, "AK-STM32-LKIT", GDI_ROP_COPY);
gdiDrawTextEx(115, 75, "ARM CORTEX DEVELOPMENT BOARDS", GDI_ROP_COPY);
gdiDrawTextEx(156, 90, "WWW.ARTEKIT.EU", GDI_ROP_COPY);
gdiDrawTextEx(141, 120, "FREE GRAPHIC ENGINE", GDI_ROP_COPY);
gdiDrawTextEx(165, 130, "SOURCE CODE", GDI_ROP_COPY);
while (1) {};
}
