void gameSetMetaPixel(uint8_t x, uint8_t y, uint8_t status) {
//status is ON (non-zero) or OFF (zero)
//oled is 128x64, our meta board will be 0-64 (x) and 0-32 (y)
//oled is written in 'pages' of 8-bits. This particular screen
//cannot be read so the game buffer must be used to ensure writing
//a new game pixel doesn't overwrite existing pixels.
//make our changes to the buffer
uint8_t metaPage = y/8;
uint8_t metaPageY = 1<<(y%8);
if (status) { buffer[metaPage][x] |= metaPageY; }
else { buffer[metaPage][x] &= ~metaPageY; }
//write to the screen accounting for 2x pixel sizes meta-v-actual
uint8_t subMetaPage = (y%8)/4;
uint8_t actualPage = (metaPage*2) + subMetaPage;
uint8_t actualX = x*2;
uint8_t metaData = buffer[metaPage][x];
if (subMetaPage) { metaData>>=4; } //Shift data to get to upper nibble if necessary
uint8_t actualData = 0x00;
for (uint8_t i=0; i<4; i++) {
if (metaData & (1<<i)) {
//Each '1' in the meta data is amplified to two bits in the actual
actualData |= (0b11<<(i*2));
}
}
oledSetCursor(actualX,actualPage);
oledWriteData(actualData);
oledWriteData(actualData);
}
void draw_LCD(unsigned char *buffer)
{
int16_t x, Y;
for (Y=0;Y<8;Y++)
{
oled_address(0, Y);
for (x=0;x<LCD_Xmax;x++)
oledWriteData(buffer[x+Y*LCD_Xmax]);
}
}
void clear_LCD(void)
{
int16_t x, Y;
for (Y=0;Y<LCD_Ymax/8;Y++)
{
oled_address(0, Y);
for (x=0;x<LCD_Xmax;x++)
oledWriteData(0x00);
}
}
void oledClearLind(u8 yStart,u8 yEnd)
{
u8 i,n;
for(i=0;i<(yEnd-yStart+1);i++)
{
oledSetPosition(0,yStart+i);
for(n=0;n<128;n++) oledWriteData(0);
}
}
void print_C(uint8_t Col, uint8_t Line, char ascii)
{
uint8_t j, i, tmp;
for (j=0;j<2;j++) {
oled_address(Col*8, Line*2+j);
for (i=0;i<8;i++) {
tmp=Font8x16[(ascii-0x20)*16+j*8+i];
oledWriteData(tmp);
}
}
}
/****************************************************************************
* 函数名：oledClear
输 入：void
输 出：void
功 能：清屏函数
备 注：清完屏,整个屏幕是黑色的,和没点亮一样.
* 日 期：2015.02.01
****************************************************************************/
void oledClear(void)
{
u8 i,n;
for(i=0;i<8;i++)
{
oledWriteCmd (0xb0+i); //设置页地址（0~7）
oledWriteCmd (0x02); //设置显示位置—列低地址
oledWriteCmd (0x10); //设置显示位置—列高地址
for(n=0;n<128;n++) oledWriteData(0);
}
}
void oledSlid(u8 x,u8 y,u8 length,u8 point,u8 colorInverse)
{
int i;
oledSetPosition(x,y);
for(i=0;i<length;i++)
{
if(!colorInverse)
oledWriteData(0x18);
else
oledWriteData(0xe7);
}
oledSetPosition(x+point,y);
if(colorInverse)
{
oledWriteData(0x81);
oledWriteData(0x81);
}
else
{
oledWriteData(0xff);
oledWriteData(0xff);
}
}
void oledDisplay(char x, char y, char width, char hight, u8 *data, int xOffset, u8 colorInverse)
{
int i,j;
//左右边界
int leftBound,rightBound;
//显示的x轴起点, 显示的宽度, 数组偏移
char startX = x + xOffset, widthShow = width, dataOffset = 0;
if(xOffset < -128) xOffset = -128;
else if(xOffset > 128) xOffset = 128;
//左、右边界
leftBound = (int)x + xOffset;
rightBound = (int)x + (int)width + xOffset;
if(leftBound > 127) return;
if(rightBound < 0) return;
//若左边界小于0
if(leftBound < 0)
{
//起点修正为0
startX = 0;
//修正显示数据起始位置
dataOffset = -leftBound;
//修正显示的宽度
widthShow = width + leftBound;
}
else if(rightBound > 127)
{
widthShow = width - (rightBound - 127);
}
for(i=0;i<hight;i++)
{
if(xOffset == 0)
{
oledSetPosition(startX,y+i);
}
else if(startX >= 2)
{
oledSetPosition(startX-2,y+i);
if(!colorInverse)
{
oledWriteData(0x00);
oledWriteData(0x00);
}
else
{
oledWriteData(0xff);
oledWriteData(0xff);
}
}
else if(startX == 1)
{
oledSetPosition(startX-1,y+i);
if(!colorInverse)
{
oledWriteData(0x00);
}
else
{
oledWriteData(0xff);
}
}
else
oledSetPosition(startX,y+i);
for(j=0;j<widthShow;j++)
{
if(!colorInverse)
{
oledWriteData(data[i * width + j + dataOffset]);
}
else
{
oledWriteData(~data[i * width + j + dataOffset]);
}
}
if(xOffset == 0);
else if((127 - rightBound) >= 2)
{
if(!colorInverse)
{
oledWriteData(0x00);
oledWriteData(0x00);
}
else
{
oledWriteData(0xff);
oledWriteData(0xff);
}
}
else if((127 - rightBound) == 1)
{
if(!colorInverse)
{
oledWriteData(0x00);
}
else
{
oledWriteData(0xff);
}
}
}
}
