PA_Draw.h

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00001 #ifndef _PA_Buffer
00002 #define _PA_Buffer
00003 
00004 #ifdef __cplusplus
00005 extern "C" {
00006 #endif
00007 
00014 #include "PA9.h"
00015 
00016 #include "PA_Interrupt.h"
00017 #include "PA_Palette.h"
00018 #include "gif/gif_lib.h"
00019 
00020 extern GifFileType* gifinfo;
00021 extern s16 gifwidth, gifheight; 
00022 extern u8 PA_nBit[2]; // 8 or 16 bit Bg
00023 
00024 
00025 #define PA_RGB8(r,g,b)      ((((b)>>3)<<10)|(((g)>>3)<<5)|((r)>>3)|(1 << 15))
00026 
00027 
00028 typedef struct{
00029        u16 Id; // ?
00030        u32 Length;
00031        u16 Nothing1, Nothing2; // ?
00032        u32 ImageStart; // Offset of start of image
00033 } BMPHeader0;
00034 
00035 typedef struct{
00036        u32 SizeofHeader; // 40
00037        u32 Width, Height;
00038        u16 Colorplanes; // Usually 1
00039        u16 BitsperPixel; //1, 2, 4, 8, 16, 24, 32
00040        u32 Compression;  // 0 for none, 1...
00041        u32 SizeofData; // Not reliable
00042        u32 WidthperMeter, HeightperMeter; // Don't care
00043        u32 NColors, ImportantColors; // Number of colors used, important colors ?
00044 } BMP_Headers;
00045 
00046 
00047 extern u16 PA_oldx[2];
00048 extern u16 PA_oldy[2];
00049 extern u8 PA_drawsize[2];
00050 extern u16 *PA_DrawBg[2];
00051 extern u8 PA_nBit[2]; // 8 or 16 bit Bg
00052 //extern PA_SCreen
00053 
00054 extern u16 PA_temppal[256];
00055 
00056 
00057 void PA_Load16bitGif(bool screen, s16 x, s16 y, void *gif);
00058 int DecodeGif(const u8 *userData, u8 *ScreenBuff, u16* Palette, u8 nBits, s16 SWidth);
00059 
00060 
00061 
00079 void PA_Init8bitBg(bool screen, u8 bg_priority);
00080 
00081 
00093 void PA_Init16bitBg(bool screen, u8 bg_priority);
00094 
00095 
00096 
00114 extern inline void PA_Put8bitPixel(bool screen, s16 x, s16 y, u8 color) {
00115    PA_DrawBg[screen][(y <<7) + (x>>1)] &= (0xff00>>((x&1)<<3));
00116    PA_DrawBg[screen][(y <<7) + (x>>1)] |= color<<((x&1)<<3);
00117 
00118        //s32 pos = (x >> 1) + (y << 7);
00119        //u16 pixel = PA_DrawBg[screen][pos];
00120        //PA_DrawBg[screen][pos] = (color << ((x&1)<<3)) | (pixel&(0xFF00>>((x&1)<<3)));
00121        /*if (x&1){
00122               PA_DrawBg[screen][pos] = (color << 8) | (pixel&0x00FF);               
00123        }
00124        else {
00125               PA_DrawBg[screen][pos] = color | (pixel&0xFF00); 
00126        }*/
00127 }
00128 
00129 
00130 
00149 extern inline void PA_Put2_8bitPixels(bool screen, s16 x, s16 y, u16 colors) {             PA_DrawBg[screen][(x >> 1) + (y << 7)] = colors;
00150 }
00151 
00172 extern inline void PA_PutDouble8bitPixels(bool screen, s16 x, s16 y, u8 color1, u8 color2) {
00173        PA_Put2_8bitPixels(screen, x, y, color1 + (color2 << 8));             
00174 }
00175 
00176 
00177 
00196 extern inline void PA_Put4_8bitPixels(bool screen, s16 x, s16 y, u32 colors) {
00197 /*
00198        (*u32*)(PA_DrawBg[screen] + (x >> 1) + (y << 7)) = colors;*/
00199 }
00200 
00201 
00216 extern inline u8 PA_Get8bitPixel(bool screen, u8 x, u8 y) {
00217        u16 pos =     (x >> 1) + (y << 7);
00218        if (x&1){
00219               return (PA_DrawBg[screen][pos] >> 8);
00220        }
00221        else {
00222               return (PA_DrawBg[screen][pos]);
00223        }
00224 }
00225 
00226 
00227 
00228 
00246 extern inline void PA_Put16bitPixel(bool screen, s16 x, s16 y, u16 color) {
00247        PA_DrawBg[screen][x + (y << 8)] = color;
00248 }
00249 
00250 
00265 #define PA_Get16bitPixel(screen, x, y) PA_DrawBg[screen][x + (y << 8)]
00266 
00267 
00268 
00269 
00270 
00271 
00295 void PA_Draw8bitLine(bool screen, u16 x1, u16 y1, u16 x2, u16 y2, u8 color);
00296 
00297 
00298 
00299 
00300 
00324 void PA_Draw16bitLine(bool screen, u16 x1, u16 y1, u16 x2, u16 y2, u16 color);
00325 
00326 
00327 
00354 void PA_Draw16bitLineEx(bool screen, s16 basex, s16 basey, s16 endx, s16 endy, u16 color, s8 size);
00355 
00356 
00383 void PA_Draw8bitLineEx(bool screen, s16 basex, s16 basey, s16 endx, s16 endy, u8 color, s8 size);
00384 
00385 
00386 
00410 void PA_Draw16bitRect(bool screen, s16 basex, s16 basey, s16 endx, s16 endy, u16 color);
00411 
00412 
00424 void PA_8bitDraw(bool screen, u8 color);
00425 
00426 
00438 void PA_16bitDraw(bool screen, u16 color);
00439 
00440 
00452 #define PA_SetDrawSize(screen, draw_size) PA_drawsize[screen] = draw_size;
00453 
00454 
00455 
00456 
00457 
00469 #define PA_Load8bitBitmap(screen, bitmap) DMA_Copy(bitmap, (void*)PA_DrawBg[screen], 256*96, DMA_16NOW);
00470 
00482 #define PA_Load16bitBitmap(screen, bitmap) {u32 PA_temp; \
00483 for (PA_temp = 0; PA_temp < 256*192; PA_temp++)\
00484 PA_DrawBg[screen][PA_temp] = bitmap[PA_temp] | (1 << 15);}
00485 
00486 
00495 #define PA_Clear8bitBg(screen) DMA_Copy(Blank, (void*)PA_DrawBg[screen], 256*96, DMA_16NOW);
00496 
00505 #define PA_Clear16bitBg(screen) DMA_Copy(Blank, (void*)PA_DrawBg[screen], 256*192, DMA_16NOW)
00506 
00507 
00519 extern inline void PA_LoadJpeg(bool screen, void *jpeg) {
00520        REG_IME = 0x00;
00521        JPEG_DecompressImage((u8*)jpeg, PA_DrawBg[screen], 256, 192);
00522        REG_IME = 0x01;      
00523 }
00524 
00525 
00526 
00547 void PA_LoadBmpToBuffer(u16 *Buffer, s16 x, s16 y, void *bmp, s16 SWidth);
00548 
00549 
00567 extern inline void PA_LoadBmpEx(bool screen, s16 x, s16 y, void *bmp){
00568 PA_LoadBmpToBuffer(PA_DrawBg[screen], x, y, bmp, 256);
00569 }
00570 
00571 
00572 
00584 extern inline void PA_LoadBmp(bool screen, void *bmp){
00585        PA_LoadBmpEx(screen, 0, 0, bmp);
00586 }
00587 
00588 
00589 
00590 
00591 
00592 
00593 
00602 extern inline u16 PA_GetGifWidth(void* gif){
00603        u16 *temp = (u16*)gif;
00604        temp += 3;
00605        return *temp;
00606 }
00607 
00608 
00609 
00618 extern inline u16 PA_GetGifHeight(void* gif){
00619        u16 *temp = (u16*)gif;
00620        temp += 4;
00621        return *temp;
00622 }
00623 
00624 
00625 
00637 extern inline void PA_LoadGif(bool screen, void *gif){
00638        if (PA_nBit[screen]) DecodeGif((const u8*)gif, (u8*)PA_DrawBg[screen], (u16*)0x05000000, 1, 256);
00639        //PA_Load16bitGif(screen, 0, 0, gif); // 16 bit...
00640        else DecodeGif((const u8*)gif, (u8*)PA_DrawBg[screen], (u16*)(0x05000000+(0x400*screen)), 0, 256);
00641 }
00642 
00643 
00644 
00645 /* // Les différentes fonctions images...
00646 extern inline void PA_LoadJpeg(bool screen, void *jpeg)
00647 void PA_LoadBmp(bool screen, s16 x, s16 y, void *bmp);*/
00648 
00649 
00661 extern inline void PA_LoadGBFSImage(bool screen, s16 GBFSImage){
00662        if (PA_CompareText(PA_GBFSfile[GBFSImage].Ext, "bmp")){
00663               PA_LoadBmp(screen, PA_GBFSfile[GBFSImage].File);
00664        }
00665        if (PA_CompareText(PA_GBFSfile[GBFSImage].Ext, "jpg")){ 
00666               PA_LoadJpeg(screen, PA_GBFSfile[GBFSImage].File);
00667        }      
00668        if (PA_CompareText(PA_GBFSfile[GBFSImage].Ext, "gif")){ 
00669               PA_LoadGif(screen, PA_GBFSfile[GBFSImage].File);
00670        }             
00671 }
00672 
00673 
00674 
00675 
00676 extern inline void PA_LoadGBFSImageToBuffer(void *Buffer, s16 GBFSImage, s16 Width){
00677        if (PA_CompareText(PA_GBFSfile[GBFSImage].Ext, "bmp")){
00678               PA_LoadBmpToBuffer((u16*)Buffer, 0, 0, (u16*)PA_GBFSfile[GBFSImage].File, Width);
00679        }
00680        /*if (PA_CompareText(PA_GBFSfile[GBFSImage].Ext, "jpg")){ 
00681               PA_LoadJpeg(screen, PA_GBFSfile[GBFSImage].File);
00682        }      */
00683        if (PA_CompareText(PA_GBFSfile[GBFSImage].Ext, "gif")){ 
00684               DecodeGif((const u8*)PA_GBFSfile[GBFSImage].File, (u8*)Buffer, (u16*)0x05000000, 1, Width);
00685        }             
00686 }
00687 
00688 
00689 
00698 extern inline u16 PA_GetBmpWidth(void *bmp){
00699        u8 *temp = (u8*)bmp;
00700        BMP_Headers *Bmpinfo = (BMP_Headers*)(temp+14);
00701        return Bmpinfo->Width;
00702 }
00703 
00704 
00705 
00714 extern inline u16 PA_GetBmpHeight(void *bmp){
00715        u8 *temp = (u8*)bmp;
00716        BMP_Headers *Bmpinfo = (BMP_Headers*)(temp+14);
00717        return Bmpinfo->Height;
00718 } // end of Draw
00720 
00721 
00722 extern inline void PA_8bit8x8Image(bool screen, u16 basex, u16 basey, u8* data){
00723 s16 x, y;
00724 
00725 for (x = 0; x < 8; x++)
00726        for (y = 0; y < 8; y++)
00727               PA_Put8bitPixel(screen, x + basex, y + basey, data[x + (y << 3)]);
00728 }
00729 
00730 /*
00731 extern inline void PA_DrawImage(bool screen, s16 x, s16 y, s16 lx, s16 ly, u8* data){
00732 s16 i, j;
00733 u16* data2 = (u16*)data;
00734 
00735 if (x&1){ // Premier pixel à mettre tout seul peut-etre
00736        for (j = 0; j < ly; j++) PA_Put8bitPixel(screen, x, j + y, data[0]);
00737        x++;
00738        data2 = (u16*)(data + 1);
00739 }
00740 
00741 i = 0;
00742 // Tant qu'il reste au moins 2 pixels à mettre, on fait 2 par 2
00743 while(i < (lx-2)){
00744        for (j = 0; j < ly; j++) {
00745               PA_PutDouble8bitPixels(screen, i + x, j + y, data2[(i >> 1) + (j*lx)]);
00746        }
00747        i+=2;
00748 }
00749 
00750 if (!((i + x)&1)){ // Dernier pixel à mettre tout seul peut-etre
00751        for (j = 0; j < ly; j++) PA_Put8bitPixel(screen, i + x, j + y, data2[(i >> 1) + (j*lx)]&255);
00752 }
00753 
00754 }
00755 */
00756 
00757 
00758 
00759 
00760 
00761 
00762 
00763 
00764 
00765 #ifdef __cplusplus
00766 }
00767 #endif
00768 
00769 
00770 
00771 
00772 
00773 
00774 
00775 
00776 #endif
00777 
00778 

Généré le Sun Feb 26 20:46:38 2006 pour PAlib par  doxygen 1.3.9.1