?? glib.c
字號:
/**
* glib.cpp
*
* @Person Involved dharma
* @version 1.0
*/
#include <stdarg.h>
#include <string.h>
#include <stdio.h>
#include "system.h"
#include "library.h"
#include "glib.h"
#include "glib_font.h"
#define CC24_16(c) ( ((((c)>>19)&0x1f)<<11)|((((c)>>10)&0x3f)<< 5)|((((c)>>3)&0x1f)<<0) )
#define START_ASCII (0x20)
#define FONT_START_LINE (2)
#define FONT_END_LINE (14)
#define ARGB8_ALPHA_MASK ~(1<<7)
#define ARGB16_ALPHA_MASK ~(1<<15)
#define ARGB24_ALPHA_MASK ~(1<<24)
GLIB oGlib;
void GLIB_Init(u32 uFbAddr, u32 uHSize, u32 uVSize, CSPACE eBpp)
{
GLIB_InitInstance(uFbAddr, uHSize, uVSize, eBpp);
}
void GLIB_ClearFrame(COLOR color)
{
if (oGlib.m_uPalFlag == 0)
GLIB_ClearFrame2(oGlib.m_uColorValue[color]);
else
GLIB_ClearPalFrame(color);
}
void GLIB_ClearFrame3(COLOR color, ALPHA_SEL eSel)
{
GLIB_ClearFrame4(oGlib.m_uColorValue[color], eSel);
}
void GLIB_GetColorValue(COLOR color, u32 *value)
{
*value = oGlib.m_uColorValue[color];
}
void GLIB_PutPixel(u32 x, u32 y, COLOR color)
{
if (oGlib.m_uPalFlag == 0)
GLIB_PutPixel2(x, y, oGlib.m_uColorValue[color]);
else
GLIB_PutPalData(x, y, color);
}
void GLIB_PutLine(int x1, int y1, int x2, int y2, COLOR color)
{
if (oGlib.m_uPalFlag == 0)
GLIB_PutLine2(x1, y1, x2, y2, oGlib.m_uColorValue[color]);
else
GLIB_PutPalLine(x1, y1, x2, y2, color);
}
void GLIB_PutLine3(int nX1, int nY1, int nX2, int nY2, COLOR eColor, ALPHA_SEL eSel)
{
GLIB_PutLine4(nX1, nY1, nX2, nY2, oGlib.m_uColorValue[eColor], eSel);
}
void GLIB_PutRectangle(int x1, int y1, int dx, int dy, COLOR color)
{
if (oGlib.m_uPalFlag == 0)
GLIB_PutRectangle2(x1, y1, dx, dy, oGlib.m_uColorValue[color]);
else
GLIB_PutPalRectangle(x1, y1, dx, dy, color);
}
void GLIB_PutRectangle3(int x1, int y1, int dx, int dy, COLOR color, ALPHA_SEL eSel)
{
GLIB_PutRectangle4(x1, y1, dx, dy, oGlib.m_uColorValue[color], eSel);
}
void GLIB_FillRectangle(int x1, int y1, int dx, int dy, COLOR color)
{
if (oGlib.m_uPalFlag == 0)
GLIB_FillRectangle2(x1, y1, dx, dy, oGlib.m_uColorValue[color]);
else
GLIB_FillPalRectangle(x1, y1, dx, dy, color);
}
void GLIB_FillRectangle3(int x1, int y1, int dx, int dy, COLOR color, ALPHA_SEL eSel)
{
GLIB_FillRectangle4(x1, y1, dx, dy, oGlib.m_uColorValue[color], eSel);
}
void GLIB_GetDimension(u32 *x, u32 *y)
{
*x = oGlib.m_uHsz;
*y = oGlib.m_uVsz;
}
void GLIB_InitInstance(u32 uFbAddr, u32 uHSize, u32 uVSize, CSPACE eBpp)
{
oGlib.m_uHsz = uHSize;
oGlib.m_uVsz = uVSize;
oGlib.m_uBpp =
(eBpp == RGB8 || eBpp == ARGB8) ? 8 :
(eBpp == RGB16 || eBpp == ARGB16) ? 16 :
(eBpp == RGB24 || eBpp == ARGB24) ? 24 : 24;
oGlib.m_uPalDataBpp =
(eBpp == PAL1) ? 1 :
(eBpp == PAL2) ? 2 :
(eBpp == PAL4) ? 4 :
(eBpp == PAL8) ? 8 : 8;
oGlib.m_eCSpace = eBpp;
oGlib.m_pFrameBuf = (void*)uFbAddr;
oGlib.m_uFrameBuf = uFbAddr; /// added in GJ
oGlib.m_uPalFlag = 0;
oGlib.m_uCnt = 0;
oGlib.m_ucPreData = 0;
oGlib.m_uPrePosX = 0;
oGlib.m_uPrePosY = 0;
if (eBpp == RGB8)
{
oGlib.m_uColorValue[C_BLACK] = 0x00;
oGlib.m_uColorValue[C_RED] = 0x07<<5;
oGlib.m_uColorValue[C_GREEN] = 0x07<<2;
oGlib.m_uColorValue[C_BLUE] = 0x03;
oGlib.m_uColorValue[C_WHITE] = 0xff;
}
// A:1 - R:2 - G:3 - B:2
// A's init value: 0 (A is Alpha value select bit)
// if A is 0 then alpha_0 value of LCDC(above V3.2) is selected, else alpha_1 value is selected
else if (eBpp == ARGB8)
{
oGlib.m_uColorValue[C_BLACK] = 0x00;
oGlib.m_uColorValue[C_RED] = 0x3<<5;
oGlib.m_uColorValue[C_GREEN] = 0x7<<2;
oGlib.m_uColorValue[C_BLUE] = 0x3;
oGlib.m_uColorValue[C_WHITE] = 0x7f;
}
else if (eBpp == RGB16)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0x1f<<11;
oGlib.m_uColorValue[C_GREEN] = 0x3f<<5;
oGlib.m_uColorValue[C_BLUE] = 0x1f<<0;
oGlib.m_uColorValue[C_WHITE] = 0xffff;
}
else if (eBpp == ARGB16) // A:1 - R:5 - G:5 - B:5 and A's init value: 0
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0x1f<<10;
oGlib.m_uColorValue[C_GREEN] = 0x1f<<5;
oGlib.m_uColorValue[C_BLUE] = 0x1f<<0;
oGlib.m_uColorValue[C_WHITE] = 0x7fff;
}
else if (eBpp == RGB24)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0xff0000;
oGlib.m_uColorValue[C_GREEN] = 0xff00;
oGlib.m_uColorValue[C_BLUE] = 0xff;
oGlib.m_uColorValue[C_WHITE] = 0xffffff;
}
else if (eBpp == ARGB24) // A:1 - R:8 - G:8 - B:7 and A's init value: 0
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0xff<<15;
oGlib.m_uColorValue[C_GREEN] = 0xff<<7;
oGlib.m_uColorValue[C_BLUE] = 0x7f;
oGlib.m_uColorValue[C_WHITE] = 0x7fffff;
}
oGlib.m_uColorValue[C_YELLOW] = (oGlib.m_uColorValue[C_RED] | oGlib.m_uColorValue[C_GREEN]);
oGlib.m_uColorValue[C_CYAN] = (oGlib.m_uColorValue[C_GREEN] | oGlib.m_uColorValue[C_BLUE]);
oGlib.m_uColorValue[C_MAGENTA] = (oGlib.m_uColorValue[C_RED] | oGlib.m_uColorValue[C_BLUE]);
GLIB_InitFont();
}
void GLIB_SetPalDataFormat(CSPACE ePalDataFormat)
{
oGlib.m_uPalFlag = 1;
if (oGlib.m_uPalDataBpp == 1)
{
if(ePalDataFormat == RGB8)
{
oGlib.m_uColorValue[C_BLACK] = 0x00;
oGlib.m_uColorValue[C_RED] = 0x07<<5;
}
else if(ePalDataFormat == RGB16)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0x1f<<11;
}
else if(ePalDataFormat == RGB24)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0xff0000;
}
else
{
Assert(0);
}
}
else if (oGlib.m_uPalDataBpp == 2)
{
if(ePalDataFormat == RGB8)
{
oGlib.m_uColorValue[C_BLACK] = 0x00;
oGlib.m_uColorValue[C_RED] = 0x07<<5;
oGlib.m_uColorValue[C_GREEN] = 0x07<<2;
oGlib.m_uColorValue[C_BLUE] = 0x03;
}
else if(ePalDataFormat == RGB16)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0x1f<<11;
oGlib.m_uColorValue[C_GREEN] = 0x3f<<5;
oGlib.m_uColorValue[C_BLUE] = 0x1f<<0;
}
else if(ePalDataFormat == RGB24)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0xff0000;
oGlib.m_uColorValue[C_GREEN] = 0xff00;
oGlib.m_uColorValue[C_BLUE] = 0xff;
}
else
{
Assert(0);
}
}
else if ( (oGlib.m_uPalDataBpp == 4) || (oGlib.m_uPalDataBpp == 8) )
{
if(ePalDataFormat == RGB8)
{
oGlib.m_uColorValue[C_BLACK] = 0x00;
oGlib.m_uColorValue[C_RED] = 0x07<<5;
oGlib.m_uColorValue[C_GREEN] = 0x07<<2;
oGlib.m_uColorValue[C_BLUE] = 0x03;
oGlib.m_uColorValue[C_WHITE] = 0xff;
}
else if(ePalDataFormat == RGB16)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0x1f<<11;
oGlib.m_uColorValue[C_GREEN] = 0x3f<<5;
oGlib.m_uColorValue[C_BLUE] = 0x1f<<0;
oGlib.m_uColorValue[C_WHITE] = 0xffff;
}
else if(ePalDataFormat == RGB24)
{
oGlib.m_uColorValue[C_BLACK] = 0x0;
oGlib.m_uColorValue[C_RED] = 0xff0000;
oGlib.m_uColorValue[C_GREEN] = 0xff00;
oGlib.m_uColorValue[C_BLUE] = 0xff;
oGlib.m_uColorValue[C_WHITE] = 0xffffff;
}
else
{
Assert(0);
}
}
else
{
Assert(0);
}
oGlib.m_uColorValue[C_YELLOW] = (oGlib.m_uColorValue[C_RED] | oGlib.m_uColorValue[C_GREEN]);
oGlib.m_uColorValue[C_CYAN] = (oGlib.m_uColorValue[C_GREEN] | oGlib.m_uColorValue[C_BLUE]);
oGlib.m_uColorValue[C_MAGENTA] = (oGlib.m_uColorValue[C_RED] | oGlib.m_uColorValue[C_BLUE]);
}
void GLIB_GetPalDataFormat(COLOR eColorIdx, u32 *uColorVal)
{
*uColorVal = oGlib.m_uColorValue[eColorIdx];
}
void GLIB_PutPixel2(u32 x, u32 y, u32 cvalue)
{
if (oGlib.m_uBpp == 8)
{
*((u8 *)(oGlib.m_pFrameBuf)+oGlib.m_uHsz*(y)+(x)) = (u8)cvalue;
}
else if (oGlib.m_uBpp == 16)
{
*((u16 *)(oGlib.m_pFrameBuf)+oGlib.m_uHsz*(y)+(x)) = (u16)cvalue;
}
else if (oGlib.m_uBpp == 18 || oGlib.m_uBpp == 24)
{
*((u32 *)(oGlib.m_pFrameBuf)+oGlib.m_uHsz*(y)+(x)) = cvalue;
}
}
void GLIB_PutPalData(int nPosX, int nPosY, u32 uData)
{
if (oGlib.m_uPalDataBpp == 8)
{
*((u8 *)(oGlib.m_pFrameBuf)+oGlib.m_uHsz*(nPosY)+(nPosX)) = (u8)uData;
}
else if(oGlib.m_uPalDataBpp != 8)
{
Assert(0);
}
}
void GLIB_PutRectangle2(int x1, int y1, int dx, int dy, u32 cvalue)
{
u32 x2 = x1+dx-1;
u32 y2 = y1+dy-1;
GLIB_PutLine2(x1,y1,x2,y1,cvalue);
GLIB_PutLine2(x2,y1,x2,y2,cvalue);
GLIB_PutLine2(x1,y2,x2,y2,cvalue);
GLIB_PutLine2(x1,y1,x1,y2,cvalue);
}
void GLIB_PutRectangle4(int x1, int y1, int dx, int dy, u32 cvalue, ALPHA_SEL eSel)
{
u32 x2 = x1+dx-1;
u32 y2 = y1+dy-1;
GLIB_PutLine4(x1,y1,x2,y1,cvalue, eSel);
GLIB_PutLine4(x2,y1,x2,y2,cvalue, eSel);
GLIB_PutLine4(x1,y2,x2,y2,cvalue, eSel);
GLIB_PutLine4(x1,y1,x1,y2,cvalue, eSel);
}
void GLIB_PutPalRectangle(int nPosX1, int nPosY1, int nHSz, int nVSz, u32 uData)
{
u32 uPosX2 = nPosX1+nHSz-1;
u32 uPosY2 = nPosY1+nVSz-1;
GLIB_PutPalLine(nPosX1, nPosY1, uPosX2, nPosY1, uData);
GLIB_PutPalLine(uPosX2, nPosY1, uPosX2, uPosY2, uData);
GLIB_PutPalLine(nPosX1, uPosY2, uPosX2, uPosY2, uData);
GLIB_PutPalLine(nPosX1, nPosY1, nPosX1, uPosY2, uData);
}
void GLIB_FillRectangle2(int x1, int y1, int dx, int dy, u32 cvalue)
{
int i;
u32 x2 = x1+dx-1;
u32 y2 = y1+dy-1;
for(i=y1;i<=y2;i++)
GLIB_PutLine2(x1,i,x2,i,cvalue);
}
void GLIB_FillRectangle4(int x1, int y1, int dx, int dy, u32 cvalue, ALPHA_SEL eSel)
{
int i;
u32 x2 = x1+dx-1;
u32 y2 = y1+dy-1;
for(i=y1;i<=y2;i++)
GLIB_PutLine4(x1, i, x2, i, cvalue, eSel);
}
void GLIB_FillPalRectangle(int nPosX1, int nPosY1, int nHSz, int nVSz, u32 uData)
{
int i;
u32 uPosX2 = nPosX1+nHSz-1;
u32 uPosY2 = nPosY1+nVSz-1;
for(i=nPosY1;i<=uPosY2;i++)
GLIB_PutPalLine(nPosX1,i,uPosX2,i,uData);
}
// LCD display is flipped vertically
// But, think the algorithm by mathematics point.
// 3 I 2
// 4 I 1
// --+-- <-8 octants mathematical cordinate
// 5 I 8
// 6 I 7
void GLIB_PutLine2(int x1, int y1, int x2, int y2, u32 cvalue)
{
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)
{
GLIB_PutPixel2(x1,y1,cvalue);
if(e>0){y1+=1;e-=dx;}
x1+=1;
e+=dy;
}
}
else // 2/8 octant
{
e=dx-dy/2;
while(y1<=y2)
{
GLIB_PutPixel2(x1,y1,cvalue);
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)
{
GLIB_PutPixel2(x1,y1,cvalue);
if(e>0){y1-=1;e-=dx;}
x1+=1;
e+=dy;
}
}
else // 7/8 octant
{
e=dx-dy/2;
while(y1>=y2)
{
GLIB_PutPixel2(x1,y1,cvalue);
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)
{
GLIB_PutPixel2(x1,y1,cvalue);
if(e>0){y1+=1;e-=dx;}
x1-=1;
e+=dy;
}
}
else // 3/8 octant
{
e=dx-dy/2;
while(y1<=y2)
{
GLIB_PutPixel2(x1,y1,cvalue);
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;
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -