mirror of
https://github.com/dborth/vbagx.git
synced 2024-11-01 16:35:11 +01:00
1582 lines
42 KiB
C
1582 lines
42 KiB
C
#ifndef GFX_H
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#define GFX_H
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#include "GBA.h"
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#include "Globals.h"
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#include "../common/Port.h"
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//#define SPRITE_DEBUG
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static void gfxDrawTextScreen(u16, u16, u16, u32 *);
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static void gfxDrawRotScreen(u16,
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u16, u16,
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u16, u16,
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u16, u16,
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u16, u16,
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int&, int&,
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int,
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u32*);
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static void gfxDrawRotScreen16Bit(u16,
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u16, u16,
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u16, u16,
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u16, u16,
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u16, u16,
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int&, int&,
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int,
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u32*);
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static void gfxDrawRotScreen256(u16,
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u16, u16,
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u16, u16,
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u16, u16,
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u16, u16,
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int&, int&,
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int,
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u32*);
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static void gfxDrawRotScreen16Bit160(u16,
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u16, u16,
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u16, u16,
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u16, u16,
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u16, u16,
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int&, int&,
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int,
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u32*);
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static void gfxDrawSprites(u32 *);
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static void gfxIncreaseBrightness(u32 *line, int coeff);
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static void gfxDecreaseBrightness(u32 *line, int coeff);
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static void gfxAlphaBlend(u32 *ta, u32 *tb, int ca, int cb);
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void mode0RenderLine();
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void mode0RenderLineNoWindow();
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void mode0RenderLineAll();
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void mode1RenderLine();
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void mode1RenderLineNoWindow();
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void mode1RenderLineAll();
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void mode2RenderLine();
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void mode2RenderLineNoWindow();
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void mode2RenderLineAll();
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void mode3RenderLine();
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void mode3RenderLineNoWindow();
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void mode3RenderLineAll();
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void mode4RenderLine();
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void mode4RenderLineNoWindow();
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void mode4RenderLineAll();
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void mode5RenderLine();
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void mode5RenderLineNoWindow();
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void mode5RenderLineAll();
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extern int coeff[32];
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extern u32 line0[240];
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extern u32 line1[240];
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extern u32 line2[240];
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extern u32 line3[240];
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extern u32 lineOBJ[240];
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extern u32 lineOBJWin[240];
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extern u32 lineMix[240];
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extern bool gfxInWin0[240];
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extern bool gfxInWin1[240];
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extern int lineOBJpixleft[128];
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extern int gfxBG2Changed;
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extern int gfxBG3Changed;
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extern int gfxBG2X;
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extern int gfxBG2Y;
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extern int gfxBG2LastX;
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extern int gfxBG2LastY;
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extern int gfxBG3X;
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extern int gfxBG3Y;
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extern int gfxBG3LastX;
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extern int gfxBG3LastY;
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extern int gfxLastVCOUNT;
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static inline void gfxClearArray(u32 *array)
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{
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for(int i = 0; i < 240; i++) {
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*array++ = 0x80000000;
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}
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}
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static inline void gfxDrawTextScreen(u16 control, u16 hofs, u16 vofs,
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u32 *line)
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{
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u16 *palette = (u16 *)paletteRAM;
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u8 *charBase = &vram[((control >> 2) & 0x03) * 0x4000];
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u16 *screenBase = (u16 *)&vram[((control >> 8) & 0x1f) * 0x800];
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u32 prio = ((control & 3)<<25) + 0x1000000;
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int sizeX = 256;
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int sizeY = 256;
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switch((control >> 14) & 3) {
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case 0:
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break;
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case 1:
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sizeX = 512;
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break;
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case 2:
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sizeY = 512;
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break;
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case 3:
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sizeX = 512;
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sizeY = 512;
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break;
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}
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int maskX = sizeX-1;
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int maskY = sizeY-1;
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bool mosaicOn = (control & 0x40) ? true : false;
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int xxx = hofs & maskX;
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int yyy = (vofs + VCOUNT) & maskY;
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int mosaicX = (MOSAIC & 0x000F)+1;
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int mosaicY = ((MOSAIC & 0x00F0)>>4)+1;
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if(mosaicOn) {
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if((VCOUNT % mosaicY) != 0) {
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mosaicY = VCOUNT - (VCOUNT % mosaicY);
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yyy = (vofs + mosaicY) & maskY;
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}
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}
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if(yyy > 255 && sizeY > 256) {
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yyy &= 255;
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screenBase += 0x400;
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if(sizeX > 256)
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screenBase += 0x400;
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}
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int yshift = ((yyy>>3)<<5);
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if((control) & 0x80) {
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u16 *screenSource = screenBase + 0x400 * (xxx>>8) + ((xxx & 255)>>3) + yshift;
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for(int x = 0; x < 240; x++) {
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u16 data = READ16LE(screenSource);
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int tile = data & 0x3FF;
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int tileX = (xxx & 7);
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int tileY = yyy & 7;
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if(tileX == 7)
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screenSource++;
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if(data & 0x0400)
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tileX = 7 - tileX;
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if(data & 0x0800)
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tileY = 7 - tileY;
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u8 color = charBase[tile * 64 + tileY * 8 + tileX];
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line[x] = color ? (READ16LE(&palette[color]) | prio): 0x80000000;
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xxx++;
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if(xxx == 256) {
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if(sizeX > 256)
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screenSource = screenBase + 0x400 + yshift;
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else {
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screenSource = screenBase + yshift;
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xxx = 0;
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}
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} else if(xxx >= sizeX) {
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xxx = 0;
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screenSource = screenBase + yshift;
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}
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}
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} else {
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u16 *screenSource = screenBase + 0x400*(xxx>>8)+((xxx&255)>>3) +
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yshift;
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for(int x = 0; x < 240; x++) {
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u16 data = READ16LE(screenSource);
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int tile = data & 0x3FF;
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int tileX = (xxx & 7);
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int tileY = yyy & 7;
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if(tileX == 7)
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screenSource++;
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if(data & 0x0400)
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tileX = 7 - tileX;
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if(data & 0x0800)
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tileY = 7 - tileY;
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u8 color = charBase[(tile<<5) + (tileY<<2) + (tileX>>1)];
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if(tileX & 1) {
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color = (color >> 4);
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} else {
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color &= 0x0F;
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}
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int pal = (data>>8) & 0xF0;
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line[x] = color ? (READ16LE(&palette[pal + color])|prio): 0x80000000;
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xxx++;
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if(xxx == 256) {
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if(sizeX > 256)
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screenSource = screenBase + 0x400 + yshift;
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else {
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screenSource = screenBase + yshift;
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xxx = 0;
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}
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} else if(xxx >= sizeX) {
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xxx = 0;
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screenSource = screenBase + yshift;
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}
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}
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}
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if(mosaicOn) {
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if(mosaicX > 1) {
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int m = 1;
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for(int i = 0; i < 239; i++) {
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line[i+1] = line[i];
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m++;
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if(m == mosaicX) {
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m = 1;
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i++;
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}
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}
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}
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}
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}
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static inline void gfxDrawRotScreen(u16 control,
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u16 x_l, u16 x_h,
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u16 y_l, u16 y_h,
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u16 pa, u16 pb,
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u16 pc, u16 pd,
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int& currentX, int& currentY,
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int changed,
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u32 *line)
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{
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u16 *palette = (u16 *)paletteRAM;
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u8 *charBase = &vram[((control >> 2) & 0x03) * 0x4000];
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u8 *screenBase = (u8 *)&vram[((control >> 8) & 0x1f) * 0x800];
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int prio = ((control & 3) << 25) + 0x1000000;
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int sizeX = 128;
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int sizeY = 128;
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switch((control >> 14) & 3) {
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case 0:
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break;
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case 1:
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sizeX = sizeY = 256;
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break;
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case 2:
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sizeX = sizeY = 512;
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break;
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case 3:
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sizeX = sizeY = 1024;
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break;
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}
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int maskX = sizeX-1;
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int maskY = sizeY-1;
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int yshift = ((control >> 14) & 3)+4;
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int dx = pa & 0x7FFF;
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if(pa & 0x8000)
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dx |= 0xFFFF8000;
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int dmx = pb & 0x7FFF;
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if(pb & 0x8000)
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dmx |= 0xFFFF8000;
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int dy = pc & 0x7FFF;
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if(pc & 0x8000)
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dy |= 0xFFFF8000;
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int dmy = pd & 0x7FFF;
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if(pd & 0x8000)
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dmy |= 0xFFFF8000;
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if(VCOUNT == 0)
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changed = 3;
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if(changed & 1) {
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currentX = (x_l) | ((x_h & 0x07FF)<<16);
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if(x_h & 0x0800)
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currentX |= 0xF8000000;
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} else {
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currentX += dmx;
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}
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if(changed & 2) {
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currentY = (y_l) | ((y_h & 0x07FF)<<16);
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if(y_h & 0x0800)
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currentY |= 0xF8000000;
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} else {
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currentY += dmy;
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}
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int realX = currentX;
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int realY = currentY;
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if(control & 0x40) {
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int mosaicY = ((MOSAIC & 0xF0)>>4) + 1;
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int y = (VCOUNT % mosaicY);
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realX -= y*dmx;
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realY -= y*dmy;
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}
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if(control & 0x2000) {
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for(int x = 0; x < 240; x++) {
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int xxx = (realX >> 8) & maskX;
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int yyy = (realY >> 8) & maskY;
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int tile = screenBase[(xxx>>3) + ((yyy>>3)<<yshift)];
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int tileX = (xxx & 7);
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int tileY = yyy & 7;
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u8 color = charBase[(tile<<6) + (tileY<<3) + tileX];
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line[x] = color ? (READ16LE(&palette[color])|prio): 0x80000000;
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realX += dx;
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realY += dy;
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}
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} else {
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for(int x = 0; x < 240; x++) {
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int xxx = (realX >> 8);
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int yyy = (realY >> 8);
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if(xxx < 0 ||
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yyy < 0 ||
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xxx >= sizeX ||
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yyy >= sizeY) {
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line[x] = 0x80000000;
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} else {
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int tile = screenBase[(xxx>>3) + ((yyy>>3)<<yshift)];
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int tileX = (xxx & 7);
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int tileY = yyy & 7;
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u8 color = charBase[(tile<<6) + (tileY<<3) + tileX];
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line[x] = color ? (READ16LE(&palette[color])|prio): 0x80000000;
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}
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realX += dx;
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realY += dy;
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}
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}
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if(control & 0x40) {
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int mosaicX = (MOSAIC & 0xF) + 1;
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if(mosaicX > 1) {
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int m = 1;
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for(int i = 0; i < 239; i++) {
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line[i+1] = line[i];
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m++;
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if(m == mosaicX) {
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m = 1;
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i++;
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}
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}
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}
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}
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}
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static inline void gfxDrawRotScreen16Bit(u16 control,
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u16 x_l, u16 x_h,
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u16 y_l, u16 y_h,
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u16 pa, u16 pb,
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u16 pc, u16 pd,
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int& currentX, int& currentY,
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int changed,
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u32 *line)
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{
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u16 *screenBase = (u16 *)&vram[0];
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int prio = ((control & 3) << 25) + 0x1000000;
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int sizeX = 240;
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int sizeY = 160;
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int startX = (x_l) | ((x_h & 0x07FF)<<16);
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if(x_h & 0x0800)
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startX |= 0xF8000000;
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int startY = (y_l) | ((y_h & 0x07FF)<<16);
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if(y_h & 0x0800)
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startY |= 0xF8000000;
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int dx = pa & 0x7FFF;
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if(pa & 0x8000)
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dx |= 0xFFFF8000;
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int dmx = pb & 0x7FFF;
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if(pb & 0x8000)
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dmx |= 0xFFFF8000;
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int dy = pc & 0x7FFF;
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if(pc & 0x8000)
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dy |= 0xFFFF8000;
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int dmy = pd & 0x7FFF;
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if(pd & 0x8000)
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dmy |= 0xFFFF8000;
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if(VCOUNT == 0)
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changed = 3;
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if(changed & 1) {
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currentX = (x_l) | ((x_h & 0x07FF)<<16);
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if(x_h & 0x0800)
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currentX |= 0xF8000000;
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} else
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currentX += dmx;
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if(changed & 2) {
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currentY = (y_l) | ((y_h & 0x07FF)<<16);
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if(y_h & 0x0800)
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currentY |= 0xF8000000;
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} else {
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currentY += dmy;
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}
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int realX = currentX;
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int realY = currentY;
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if(control & 0x40) {
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int mosaicY = ((MOSAIC & 0xF0)>>4) + 1;
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int y = (VCOUNT % mosaicY);
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realX -= y*dmx;
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realY -= y*dmy;
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}
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int xxx = (realX >> 8);
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int yyy = (realY >> 8);
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for(int x = 0; x < 240; x++) {
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if(xxx < 0 ||
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yyy < 0 ||
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xxx >= sizeX ||
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yyy >= sizeY) {
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line[x] = 0x80000000;
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} else {
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line[x] = (READ16LE(&screenBase[yyy * sizeX + xxx]) | prio);
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}
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realX += dx;
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realY += dy;
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xxx = (realX >> 8);
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yyy = (realY >> 8);
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}
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if(control & 0x40) {
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int mosaicX = (MOSAIC & 0xF) + 1;
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if(mosaicX > 1) {
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int m = 1;
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for(int i = 0; i < 239; i++) {
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line[i+1] = line[i];
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m++;
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if(m == mosaicX) {
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m = 1;
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i++;
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}
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}
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}
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}
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}
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static inline void gfxDrawRotScreen256(u16 control,
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u16 x_l, u16 x_h,
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u16 y_l, u16 y_h,
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u16 pa, u16 pb,
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u16 pc, u16 pd,
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int ¤tX, int& currentY,
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int changed,
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u32 *line)
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{
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u16 *palette = (u16 *)paletteRAM;
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u8 *screenBase = (DISPCNT & 0x0010) ? &vram[0xA000] : &vram[0x0000];
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int prio = ((control & 3) << 25) + 0x1000000;
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int sizeX = 240;
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int sizeY = 160;
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int startX = (x_l) | ((x_h & 0x07FF)<<16);
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if(x_h & 0x0800)
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startX |= 0xF8000000;
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int startY = (y_l) | ((y_h & 0x07FF)<<16);
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if(y_h & 0x0800)
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startY |= 0xF8000000;
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int dx = pa & 0x7FFF;
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if(pa & 0x8000)
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dx |= 0xFFFF8000;
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int dmx = pb & 0x7FFF;
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if(pb & 0x8000)
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dmx |= 0xFFFF8000;
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int dy = pc & 0x7FFF;
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if(pc & 0x8000)
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dy |= 0xFFFF8000;
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int dmy = pd & 0x7FFF;
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if(pd & 0x8000)
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dmy |= 0xFFFF8000;
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if(VCOUNT == 0)
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changed = 3;
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if(changed & 1) {
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currentX = (x_l) | ((x_h & 0x07FF)<<16);
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if(x_h & 0x0800)
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currentX |= 0xF8000000;
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} else {
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currentX += dmx;
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}
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if(changed & 2) {
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currentY = (y_l) | ((y_h & 0x07FF)<<16);
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if(y_h & 0x0800)
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currentY |= 0xF8000000;
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} else {
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currentY += dmy;
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}
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int realX = currentX;
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int realY = currentY;
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if(control & 0x40) {
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int mosaicY = ((MOSAIC & 0xF0)>>4) + 1;
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int y = VCOUNT - (VCOUNT % mosaicY);
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realX = startX + y*dmx;
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realY = startY + y*dmy;
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}
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int xxx = (realX >> 8);
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int yyy = (realY >> 8);
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|
|
for(int x = 0; x < 240; x++) {
|
|
if(xxx < 0 ||
|
|
yyy < 0 ||
|
|
xxx >= sizeX ||
|
|
yyy >= sizeY) {
|
|
line[x] = 0x80000000;
|
|
} else {
|
|
u8 color = screenBase[yyy * 240 + xxx];
|
|
|
|
line[x] = color ? (READ16LE(&palette[color])|prio): 0x80000000;
|
|
}
|
|
realX += dx;
|
|
realY += dy;
|
|
|
|
xxx = (realX >> 8);
|
|
yyy = (realY >> 8);
|
|
}
|
|
|
|
if(control & 0x40) {
|
|
int mosaicX = (MOSAIC & 0xF) + 1;
|
|
if(mosaicX > 1) {
|
|
int m = 1;
|
|
for(int i = 0; i < 239; i++) {
|
|
line[i+1] = line[i];
|
|
m++;
|
|
if(m == mosaicX) {
|
|
m = 1;
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline void gfxDrawRotScreen16Bit160(u16 control,
|
|
u16 x_l, u16 x_h,
|
|
u16 y_l, u16 y_h,
|
|
u16 pa, u16 pb,
|
|
u16 pc, u16 pd,
|
|
int& currentX, int& currentY,
|
|
int changed,
|
|
u32 *line)
|
|
{
|
|
u16 *screenBase = (DISPCNT & 0x0010) ? (u16 *)&vram[0xa000] :
|
|
(u16 *)&vram[0];
|
|
int prio = ((control & 3) << 25) + 0x1000000;
|
|
int sizeX = 160;
|
|
int sizeY = 128;
|
|
|
|
int startX = (x_l) | ((x_h & 0x07FF)<<16);
|
|
if(x_h & 0x0800)
|
|
startX |= 0xF8000000;
|
|
int startY = (y_l) | ((y_h & 0x07FF)<<16);
|
|
if(y_h & 0x0800)
|
|
startY |= 0xF8000000;
|
|
|
|
int dx = pa & 0x7FFF;
|
|
if(pa & 0x8000)
|
|
dx |= 0xFFFF8000;
|
|
int dmx = pb & 0x7FFF;
|
|
if(pb & 0x8000)
|
|
dmx |= 0xFFFF8000;
|
|
int dy = pc & 0x7FFF;
|
|
if(pc & 0x8000)
|
|
dy |= 0xFFFF8000;
|
|
int dmy = pd & 0x7FFF;
|
|
if(pd & 0x8000)
|
|
dmy |= 0xFFFF8000;
|
|
|
|
if(VCOUNT == 0)
|
|
changed = 3;
|
|
|
|
if(changed & 1) {
|
|
currentX = (x_l) | ((x_h & 0x07FF)<<16);
|
|
if(x_h & 0x0800)
|
|
currentX |= 0xF8000000;
|
|
} else {
|
|
currentX += dmx;
|
|
}
|
|
|
|
if(changed & 2) {
|
|
currentY = (y_l) | ((y_h & 0x07FF)<<16);
|
|
if(y_h & 0x0800)
|
|
currentY |= 0xF8000000;
|
|
} else {
|
|
currentY += dmy;
|
|
}
|
|
|
|
int realX = currentX;
|
|
int realY = currentY;
|
|
|
|
if(control & 0x40) {
|
|
int mosaicY = ((MOSAIC & 0xF0)>>4) + 1;
|
|
int y = VCOUNT - (VCOUNT % mosaicY);
|
|
realX = startX + y*dmx;
|
|
realY = startY + y*dmy;
|
|
}
|
|
|
|
int xxx = (realX >> 8);
|
|
int yyy = (realY >> 8);
|
|
|
|
for(int x = 0; x < 240; x++) {
|
|
if(xxx < 0 ||
|
|
yyy < 0 ||
|
|
xxx >= sizeX ||
|
|
yyy >= sizeY) {
|
|
line[x] = 0x80000000;
|
|
} else {
|
|
line[x] = (READ16LE(&screenBase[yyy * sizeX + xxx]) | prio);
|
|
}
|
|
realX += dx;
|
|
realY += dy;
|
|
|
|
xxx = (realX >> 8);
|
|
yyy = (realY >> 8);
|
|
}
|
|
|
|
if(control & 0x40) {
|
|
int mosaicX = (MOSAIC & 0xF) + 1;
|
|
if(mosaicX > 1) {
|
|
int m = 1;
|
|
for(int i = 0; i < 239; i++) {
|
|
line[i+1] = line[i];
|
|
m++;
|
|
if(m == mosaicX) {
|
|
m = 1;
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline void gfxDrawSprites(u32 *lineOBJ)
|
|
{
|
|
// lineOBJpix is used to keep track of the drawn OBJs
|
|
// and to stop drawing them if the 'maximum number of OBJ per line'
|
|
// has been reached.
|
|
int lineOBJpix = (DISPCNT & 0x20) ? 954 : 1226;
|
|
int m=0;
|
|
gfxClearArray(lineOBJ);
|
|
if(layerEnable & 0x1000) {
|
|
u16 *sprites = (u16 *)oam;
|
|
u16 *spritePalette = &((u16 *)paletteRAM)[256];
|
|
int mosaicY = ((MOSAIC & 0xF000)>>12) + 1;
|
|
int mosaicX = ((MOSAIC & 0xF00)>>8) + 1;
|
|
for(int x = 0; x < 128 ; x++) {
|
|
u16 a0 = READ16LE(sprites++);
|
|
u16 a1 = READ16LE(sprites++);
|
|
u16 a2 = READ16LE(sprites++);
|
|
sprites++;
|
|
|
|
lineOBJpixleft[x]=lineOBJpix;
|
|
|
|
lineOBJpix-=2;
|
|
if (lineOBJpix<=0)
|
|
continue;
|
|
|
|
if ((a0 & 0x0c00) == 0x0c00)
|
|
a0 &=0xF3FF;
|
|
|
|
if ((a0>>14) == 3)
|
|
{
|
|
a0 &= 0x3FFF;
|
|
a1 &= 0x3FFF;
|
|
}
|
|
|
|
int sizeX = 8<<(a1>>14);
|
|
int sizeY = sizeX;
|
|
|
|
if ((a0>>14) & 1)
|
|
{
|
|
if (sizeX<32)
|
|
sizeX<<=1;
|
|
if (sizeY>8)
|
|
sizeY>>=1;
|
|
}
|
|
else if ((a0>>14) & 2)
|
|
{
|
|
if (sizeX>8)
|
|
sizeX>>=1;
|
|
if (sizeY<32)
|
|
sizeY<<=1;
|
|
}
|
|
|
|
#ifdef SPRITE_DEBUG
|
|
int maskX = sizeX-1;
|
|
int maskY = sizeY-1;
|
|
#endif
|
|
|
|
int sy = (a0 & 255);
|
|
int sx = (a1 & 0x1FF);
|
|
|
|
// computes ticks used by OBJ-WIN if OBJWIN is enabled
|
|
if (((a0 & 0x0c00) == 0x0800) && (layerEnable & 0x8000))
|
|
{
|
|
if ((a0 & 0x0300) == 0x0300)
|
|
{
|
|
sizeX<<=1;
|
|
sizeY<<=1;
|
|
}
|
|
if((sy+sizeY) > 256)
|
|
sy -= 256;
|
|
if ((sx+sizeX)> 512)
|
|
sx-=512;
|
|
if (sx<0)
|
|
{
|
|
sizeX+=sx;
|
|
sx = 0;
|
|
}
|
|
else if ((sx+sizeX)>240)
|
|
sizeX=240-sx;
|
|
if ((VCOUNT>=sy) && (VCOUNT<sy+sizeY) && (sx<240))
|
|
{
|
|
if (a0 & 0x0100)
|
|
lineOBJpix-=8+2*sizeX;
|
|
else
|
|
lineOBJpix-=sizeX-2;
|
|
}
|
|
continue;
|
|
}
|
|
// else ignores OBJ-WIN if OBJWIN is disabled, and ignored disabled OBJ
|
|
else
|
|
if(((a0 & 0x0c00) == 0x0800) || ((a0 & 0x0300) == 0x0200))
|
|
continue;
|
|
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
|
|
|
|
|
|
if(a0 & 0x0100) {
|
|
int fieldX = sizeX;
|
|
int fieldY = sizeY;
|
|
if(a0 & 0x0200) {
|
|
fieldX <<= 1;
|
|
fieldY <<= 1;
|
|
}
|
|
if((sy+fieldY) > 256)
|
|
sy -= 256;
|
|
int t = VCOUNT - sy;
|
|
if((t >= 0) && (t < fieldY)) {
|
|
int startpix = 0;
|
|
if ((sx+fieldX)> 512)
|
|
{
|
|
startpix=512-sx;
|
|
}
|
|
if (lineOBJpix>0)
|
|
if((sx < 240) || startpix) {
|
|
lineOBJpix-=8;
|
|
// int t2 = t - (fieldY >> 1);
|
|
int rot = (a1 >> 9) & 0x1F;
|
|
u16 *OAM = (u16 *)oam;
|
|
int dx = READ16LE(&OAM[3 + (rot << 4)]);
|
|
if(dx & 0x8000)
|
|
dx |= 0xFFFF8000;
|
|
int dmx = READ16LE(&OAM[7 + (rot << 4)]);
|
|
if(dmx & 0x8000)
|
|
dmx |= 0xFFFF8000;
|
|
int dy = READ16LE(&OAM[11 + (rot << 4)]);
|
|
if(dy & 0x8000)
|
|
dy |= 0xFFFF8000;
|
|
int dmy = READ16LE(&OAM[15 + (rot << 4)]);
|
|
if(dmy & 0x8000)
|
|
dmy |= 0xFFFF8000;
|
|
|
|
if(a0 & 0x1000) {
|
|
t -= (t % mosaicY);
|
|
}
|
|
|
|
int realX = ((sizeX) << 7) - (fieldX >> 1)*dx - (fieldY>>1)*dmx
|
|
+ t * dmx;
|
|
int realY = ((sizeY) << 7) - (fieldX >> 1)*dy - (fieldY>>1)*dmy
|
|
+ t * dmy;
|
|
|
|
u32 prio = (((a2 >> 10) & 3) << 25) | ((a0 & 0x0c00)<<6);
|
|
|
|
if(a0 & 0x2000) {
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40)
|
|
inc = sizeX >> 2;
|
|
else
|
|
c &= 0x3FE;
|
|
for(int x = 0; x < fieldX; x++) {
|
|
if (x >= startpix)
|
|
lineOBJpix-=2;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
int xxx = realX >> 8;
|
|
int yyy = realY >> 8;
|
|
|
|
if(xxx < 0 || xxx >= sizeX ||
|
|
yyy < 0 || yyy >= sizeY ||
|
|
sx >= 240);
|
|
else {
|
|
u32 color = vram[0x10000 + ((((c + (yyy>>3) * inc)<<5)
|
|
+ ((yyy & 7)<<3) + ((xxx >> 3)<<6) +
|
|
(xxx & 7))&0x7FFF)];
|
|
if ((color==0) && (((prio >> 25)&3) <
|
|
((lineOBJ[sx]>>25)&3))) {
|
|
lineOBJ[sx] = (lineOBJ[sx] & 0xF9FFFFFF) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
} else if((color) && (prio < (lineOBJ[sx]&0xFF000000))) {
|
|
lineOBJ[sx] = READ16LE(&spritePalette[color]) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
}
|
|
|
|
if (a0 & 0x1000) {
|
|
m++;
|
|
if (m==mosaicX)
|
|
m=0;
|
|
}
|
|
#ifdef SPRITE_DEBUG
|
|
if(t == 0 || t == maskY || x == 0 || x == maskX)
|
|
lineOBJ[sx] = 0x001F;
|
|
#endif
|
|
}
|
|
sx = (sx+1)&511;
|
|
realX += dx;
|
|
realY += dy;
|
|
}
|
|
} else {
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40)
|
|
inc = sizeX >> 3;
|
|
int palette = (a2 >> 8) & 0xF0;
|
|
for(int x = 0; x < fieldX; x++) {
|
|
if (x >= startpix)
|
|
lineOBJpix-=2;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
int xxx = realX >> 8;
|
|
int yyy = realY >> 8;
|
|
if(xxx < 0 || xxx >= sizeX ||
|
|
yyy < 0 || yyy >= sizeY ||
|
|
sx >= 240);
|
|
else {
|
|
u32 color = vram[0x10000 + ((((c + (yyy>>3) * inc)<<5)
|
|
+ ((yyy & 7)<<2) + ((xxx >> 3)<<5) +
|
|
((xxx & 7)>>1))&0x7FFF)];
|
|
if(xxx & 1)
|
|
color >>= 4;
|
|
else
|
|
color &= 0x0F;
|
|
|
|
if ((color==0) && (((prio >> 25)&3) <
|
|
((lineOBJ[sx]>>25)&3))) {
|
|
lineOBJ[sx] = (lineOBJ[sx] & 0xF9FFFFFF) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
} else if((color) && (prio < (lineOBJ[sx]&0xFF000000))) {
|
|
lineOBJ[sx] = READ16LE(&spritePalette[palette+color]) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
}
|
|
}
|
|
if((a0 & 0x1000) && m) {
|
|
m++;
|
|
if (m==mosaicX)
|
|
m=0;
|
|
}
|
|
|
|
#ifdef SPRITE_DEBUG
|
|
if(t == 0 || t == maskY || x == 0 || x == maskX)
|
|
lineOBJ[sx] = 0x001F;
|
|
#endif
|
|
sx = (sx+1)&511;
|
|
realX += dx;
|
|
realY += dy;
|
|
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if(sy+sizeY > 256)
|
|
sy -= 256;
|
|
int t = VCOUNT - sy;
|
|
if((t >= 0) && (t < sizeY)) {
|
|
int startpix = 0;
|
|
if ((sx+sizeX)> 512)
|
|
{
|
|
startpix=512-sx;
|
|
}
|
|
if((sx < 240) || startpix) {
|
|
lineOBJpix+=2;
|
|
if(a0 & 0x2000) {
|
|
if(a1 & 0x2000)
|
|
t = sizeY - t - 1;
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40) {
|
|
inc = sizeX >> 2;
|
|
} else {
|
|
c &= 0x3FE;
|
|
}
|
|
int xxx = 0;
|
|
if(a1 & 0x1000)
|
|
xxx = sizeX-1;
|
|
|
|
if(a0 & 0x1000) {
|
|
t -= (t % mosaicY);
|
|
}
|
|
|
|
int address = 0x10000 + ((((c+ (t>>3) * inc) << 5)
|
|
+ ((t & 7) << 3) + ((xxx>>3)<<6) + (xxx & 7)) & 0x7FFF);
|
|
|
|
if(a1 & 0x1000)
|
|
xxx = 7;
|
|
u32 prio = (((a2 >> 10) & 3) << 25) | ((a0 & 0x0c00)<<6);
|
|
|
|
for(int xx = 0; xx < sizeX; xx++) {
|
|
if (xx >= startpix)
|
|
lineOBJpix--;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
if(sx < 240) {
|
|
u8 color = vram[address];
|
|
if ((color==0) && (((prio >> 25)&3) <
|
|
((lineOBJ[sx]>>25)&3))) {
|
|
lineOBJ[sx] = (lineOBJ[sx] & 0xF9FFFFFF) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
} else if((color) && (prio < (lineOBJ[sx]&0xFF000000))) {
|
|
lineOBJ[sx] = READ16LE(&spritePalette[color]) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
}
|
|
|
|
if (a0 & 0x1000) {
|
|
m++;
|
|
if (m==mosaicX)
|
|
m=0;
|
|
}
|
|
|
|
#ifdef SPRITE_DEBUG
|
|
if(t == 0 || t == maskY || xx == 0 || xx == maskX)
|
|
lineOBJ[sx] = 0x001F;
|
|
#endif
|
|
}
|
|
|
|
sx = (sx+1) & 511;
|
|
if(a1 & 0x1000) {
|
|
xxx--;
|
|
address--;
|
|
if(xxx == -1) {
|
|
address -= 56;
|
|
xxx = 7;
|
|
}
|
|
if(address < 0x10000)
|
|
address += 0x8000;
|
|
} else {
|
|
xxx++;
|
|
address++;
|
|
if(xxx == 8) {
|
|
address += 56;
|
|
xxx = 0;
|
|
}
|
|
if(address > 0x17fff)
|
|
address -= 0x8000;
|
|
}
|
|
}
|
|
} else {
|
|
if(a1 & 0x2000)
|
|
t = sizeY - t - 1;
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40) {
|
|
inc = sizeX >> 3;
|
|
}
|
|
int xxx = 0;
|
|
if(a1 & 0x1000)
|
|
xxx = sizeX - 1;
|
|
|
|
if(a0 & 0x1000) {
|
|
t -= (t % mosaicY);
|
|
}
|
|
|
|
int address = 0x10000 + ((((c + (t>>3) * inc)<<5)
|
|
+ ((t & 7)<<2) + ((xxx>>3)<<5) + ((xxx & 7) >> 1))&0x7FFF);
|
|
u32 prio = (((a2 >> 10) & 3) << 25) | ((a0 & 0x0c00)<<6);
|
|
int palette = (a2 >> 8) & 0xF0;
|
|
if(a1 & 0x1000) {
|
|
xxx = 7;
|
|
for(int xx = sizeX - 1; xx >= 0; xx--) {
|
|
if (xx >= startpix)
|
|
lineOBJpix--;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
if(sx < 240) {
|
|
u8 color = vram[address];
|
|
if(xx & 1) {
|
|
color = (color >> 4);
|
|
} else
|
|
color &= 0x0F;
|
|
|
|
if ((color==0) && (((prio >> 25)&3) <
|
|
((lineOBJ[sx]>>25)&3))) {
|
|
lineOBJ[sx] = (lineOBJ[sx] & 0xF9FFFFFF) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
} else if((color) && (prio < (lineOBJ[sx]&0xFF000000))) {
|
|
lineOBJ[sx] = READ16LE(&spritePalette[palette + color]) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
}
|
|
}
|
|
if (a0 & 0x1000) {
|
|
m++;
|
|
if (m==mosaicX)
|
|
m=0;
|
|
}
|
|
#ifdef SPRITE_DEBUG
|
|
if(t == 0 || t == maskY || xx == 0 || xx == maskX)
|
|
lineOBJ[sx] = 0x001F;
|
|
#endif
|
|
sx = (sx+1) & 511;
|
|
xxx--;
|
|
if(!(xx & 1))
|
|
address--;
|
|
if(xxx == -1) {
|
|
xxx = 7;
|
|
address -= 28;
|
|
}
|
|
if(address < 0x10000)
|
|
address += 0x8000;
|
|
}
|
|
} else {
|
|
for(int xx = 0; xx < sizeX; xx++) {
|
|
if (xx >= startpix)
|
|
lineOBJpix--;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
if(sx < 240) {
|
|
u8 color = vram[address];
|
|
if(xx & 1) {
|
|
color = (color >> 4);
|
|
} else
|
|
color &= 0x0F;
|
|
|
|
if ((color==0) && (((prio >> 25)&3) <
|
|
((lineOBJ[sx]>>25)&3))) {
|
|
lineOBJ[sx] = (lineOBJ[sx] & 0xF9FFFFFF) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
} else if((color) && (prio < (lineOBJ[sx]&0xFF000000))) {
|
|
lineOBJ[sx] = READ16LE(&spritePalette[palette + color]) | prio;
|
|
if((a0 & 0x1000) && m)
|
|
lineOBJ[sx]=(lineOBJ[sx-1] & 0xF9FFFFFF) | prio;
|
|
|
|
}
|
|
}
|
|
if (a0 & 0x1000) {
|
|
m++;
|
|
if (m==mosaicX)
|
|
m=0;
|
|
}
|
|
#ifdef SPRITE_DEBUG
|
|
if(t == 0 || t == maskY || xx == 0 || xx == maskX)
|
|
lineOBJ[sx] = 0x001F;
|
|
#endif
|
|
sx = (sx+1) & 511;
|
|
xxx++;
|
|
if(xx & 1)
|
|
address++;
|
|
if(xxx == 8) {
|
|
address += 28;
|
|
xxx = 0;
|
|
}
|
|
if(address > 0x17fff)
|
|
address -= 0x8000;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline void gfxDrawOBJWin(u32 *lineOBJWin)
|
|
{
|
|
gfxClearArray(lineOBJWin);
|
|
if((layerEnable & 0x9000) == 0x9000) {
|
|
u16 *sprites = (u16 *)oam;
|
|
// u16 *spritePalette = &((u16 *)paletteRAM)[256];
|
|
for(int x = 0; x < 128 ; x++) {
|
|
int lineOBJpix = lineOBJpixleft[x];
|
|
u16 a0 = READ16LE(sprites++);
|
|
u16 a1 = READ16LE(sprites++);
|
|
u16 a2 = READ16LE(sprites++);
|
|
sprites++;
|
|
|
|
if (lineOBJpix<=0)
|
|
continue;
|
|
|
|
// ignores non OBJ-WIN and disabled OBJ-WIN
|
|
if(((a0 & 0x0c00) != 0x0800) || ((a0 & 0x0300) == 0x0200))
|
|
continue;
|
|
|
|
if ((a0 & 0x0c00) == 0x0c00)
|
|
a0 &=0xF3FF;
|
|
|
|
if ((a0>>14) == 3)
|
|
{
|
|
a0 &= 0x3FFF;
|
|
a1 &= 0x3FFF;
|
|
}
|
|
|
|
int sizeX = 8<<(a1>>14);
|
|
int sizeY = sizeX;
|
|
|
|
if ((a0>>14) & 1)
|
|
{
|
|
if (sizeX<32)
|
|
sizeX<<=1;
|
|
if (sizeY>8)
|
|
sizeY>>=1;
|
|
}
|
|
else if ((a0>>14) & 2)
|
|
{
|
|
if (sizeX>8)
|
|
sizeX>>=1;
|
|
if (sizeY<32)
|
|
sizeY<<=1;
|
|
}
|
|
|
|
int sy = (a0 & 255);
|
|
|
|
if(a0 & 0x0100) {
|
|
int fieldX = sizeX;
|
|
int fieldY = sizeY;
|
|
if(a0 & 0x0200) {
|
|
fieldX <<= 1;
|
|
fieldY <<= 1;
|
|
}
|
|
if((sy+fieldY) > 256)
|
|
sy -= 256;
|
|
int t = VCOUNT - sy;
|
|
if((t >= 0) && (t < fieldY)) {
|
|
int sx = (a1 & 0x1FF);
|
|
int startpix = 0;
|
|
if ((sx+fieldX)> 512)
|
|
{
|
|
startpix=512-sx;
|
|
}
|
|
if((sx < 240) || startpix) {
|
|
lineOBJpix-=8;
|
|
// int t2 = t - (fieldY >> 1);
|
|
int rot = (a1 >> 9) & 0x1F;
|
|
u16 *OAM = (u16 *)oam;
|
|
int dx = READ16LE(&OAM[3 + (rot << 4)]);
|
|
if(dx & 0x8000)
|
|
dx |= 0xFFFF8000;
|
|
int dmx = READ16LE(&OAM[7 + (rot << 4)]);
|
|
if(dmx & 0x8000)
|
|
dmx |= 0xFFFF8000;
|
|
int dy = READ16LE(&OAM[11 + (rot << 4)]);
|
|
if(dy & 0x8000)
|
|
dy |= 0xFFFF8000;
|
|
int dmy = READ16LE(&OAM[15 + (rot << 4)]);
|
|
if(dmy & 0x8000)
|
|
dmy |= 0xFFFF8000;
|
|
|
|
int realX = ((sizeX) << 7) - (fieldX >> 1)*dx - (fieldY>>1)*dmx
|
|
+ t * dmx;
|
|
int realY = ((sizeY) << 7) - (fieldX >> 1)*dy - (fieldY>>1)*dmy
|
|
+ t * dmy;
|
|
|
|
// u32 prio = (((a2 >> 10) & 3) << 25) | ((a0 & 0x0c00)<<6);
|
|
|
|
if(a0 & 0x2000) {
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40)
|
|
inc = sizeX >> 2;
|
|
else
|
|
c &= 0x3FE;
|
|
for(int x = 0; x < fieldX; x++) {
|
|
if (x >= startpix)
|
|
lineOBJpix-=2;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
int xxx = realX >> 8;
|
|
int yyy = realY >> 8;
|
|
|
|
if(xxx < 0 || xxx >= sizeX ||
|
|
yyy < 0 || yyy >= sizeY ||
|
|
sx >= 240) {
|
|
} else {
|
|
u32 color = vram[0x10000 + ((((c + (yyy>>3) * inc)<<5)
|
|
+ ((yyy & 7)<<3) + ((xxx >> 3)<<6) +
|
|
(xxx & 7))&0x7fff)];
|
|
if(color) {
|
|
lineOBJWin[sx] = 1;
|
|
}
|
|
}
|
|
sx = (sx+1)&511;
|
|
realX += dx;
|
|
realY += dy;
|
|
}
|
|
} else {
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40)
|
|
inc = sizeX >> 3;
|
|
// int palette = (a2 >> 8) & 0xF0;
|
|
for(int x = 0; x < fieldX; x++) {
|
|
if (x >= startpix)
|
|
lineOBJpix-=2;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
int xxx = realX >> 8;
|
|
int yyy = realY >> 8;
|
|
|
|
// if(x == 0 || x == (sizeX-1) ||
|
|
// t == 0 || t == (sizeY-1)) {
|
|
// lineOBJ[sx] = 0x001F | prio;
|
|
// } else {
|
|
if(xxx < 0 || xxx >= sizeX ||
|
|
yyy < 0 || yyy >= sizeY ||
|
|
sx >= 240) {
|
|
} else {
|
|
u32 color = vram[0x10000 + ((((c + (yyy>>3) * inc)<<5)
|
|
+ ((yyy & 7)<<2) + ((xxx >> 3)<<5) +
|
|
((xxx & 7)>>1))&0x7fff)];
|
|
if(xxx & 1)
|
|
color >>= 4;
|
|
else
|
|
color &= 0x0F;
|
|
|
|
if(color) {
|
|
lineOBJWin[sx] = 1;
|
|
}
|
|
}
|
|
// }
|
|
sx = (sx+1)&511;
|
|
realX += dx;
|
|
realY += dy;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if((sy+sizeY) > 256)
|
|
sy -= 256;
|
|
int t = VCOUNT - sy;
|
|
if((t >= 0) && (t < sizeY)) {
|
|
int sx = (a1 & 0x1FF);
|
|
int startpix = 0;
|
|
if ((sx+sizeX)> 512)
|
|
{
|
|
startpix=512-sx;
|
|
}
|
|
if((sx < 240) || startpix) {
|
|
lineOBJpix+=2;
|
|
if(a0 & 0x2000) {
|
|
if(a1 & 0x2000)
|
|
t = sizeY - t - 1;
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40) {
|
|
inc = sizeX >> 2;
|
|
} else {
|
|
c &= 0x3FE;
|
|
}
|
|
int xxx = 0;
|
|
if(a1 & 0x1000)
|
|
xxx = sizeX-1;
|
|
int address = 0x10000 + ((((c+ (t>>3) * inc) << 5)
|
|
+ ((t & 7) << 3) + ((xxx>>3)<<6) + (xxx & 7))&0x7fff);
|
|
if(a1 & 0x1000)
|
|
xxx = 7;
|
|
// u32 prio = (((a2 >> 10) & 3) << 25) | ((a0 & 0x0c00)<<6);
|
|
for(int xx = 0; xx < sizeX; xx++) {
|
|
if (xx >= startpix)
|
|
lineOBJpix--;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
if(sx < 240) {
|
|
u8 color = vram[address];
|
|
if(color) {
|
|
lineOBJWin[sx] = 1;
|
|
}
|
|
}
|
|
|
|
sx = (sx+1) & 511;
|
|
if(a1 & 0x1000) {
|
|
xxx--;
|
|
address--;
|
|
if(xxx == -1) {
|
|
address -= 56;
|
|
xxx = 7;
|
|
}
|
|
if(address < 0x10000)
|
|
address += 0x8000;
|
|
} else {
|
|
xxx++;
|
|
address++;
|
|
if(xxx == 8) {
|
|
address += 56;
|
|
xxx = 0;
|
|
}
|
|
if(address > 0x17fff)
|
|
address -= 0x8000;
|
|
}
|
|
}
|
|
} else {
|
|
if(a1 & 0x2000)
|
|
t = sizeY - t - 1;
|
|
int c = (a2 & 0x3FF);
|
|
if((DISPCNT & 7) > 2 && (c < 512))
|
|
continue;
|
|
|
|
int inc = 32;
|
|
if(DISPCNT & 0x40) {
|
|
inc = sizeX >> 3;
|
|
}
|
|
int xxx = 0;
|
|
if(a1 & 0x1000)
|
|
xxx = sizeX - 1;
|
|
int address = 0x10000 + ((((c + (t>>3) * inc)<<5)
|
|
+ ((t & 7)<<2) + ((xxx>>3)<<5) + ((xxx & 7) >> 1))&0x7fff);
|
|
// u32 prio = (((a2 >> 10) & 3) << 25) | ((a0 & 0x0c00)<<6);
|
|
// int palette = (a2 >> 8) & 0xF0;
|
|
if(a1 & 0x1000) {
|
|
xxx = 7;
|
|
for(int xx = sizeX - 1; xx >= 0; xx--) {
|
|
if (xx >= startpix)
|
|
lineOBJpix--;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
if(sx < 240) {
|
|
u8 color = vram[address];
|
|
if(xx & 1) {
|
|
color = (color >> 4);
|
|
} else
|
|
color &= 0x0F;
|
|
|
|
if(color) {
|
|
lineOBJWin[sx] = 1;
|
|
}
|
|
}
|
|
sx = (sx+1) & 511;
|
|
xxx--;
|
|
if(!(xx & 1))
|
|
address--;
|
|
if(xxx == -1) {
|
|
xxx = 7;
|
|
address -= 28;
|
|
}
|
|
if(address < 0x10000)
|
|
address += 0x8000;
|
|
}
|
|
} else {
|
|
for(int xx = 0; xx < sizeX; xx++) {
|
|
if (xx >= startpix)
|
|
lineOBJpix--;
|
|
if (lineOBJpix<0)
|
|
continue;
|
|
if(sx < 240) {
|
|
u8 color = vram[address];
|
|
if(xx & 1) {
|
|
color = (color >> 4);
|
|
} else
|
|
color &= 0x0F;
|
|
|
|
if(color) {
|
|
lineOBJWin[sx] = 1;
|
|
}
|
|
}
|
|
sx = (sx+1) & 511;
|
|
xxx++;
|
|
if(xx & 1)
|
|
address++;
|
|
if(xxx == 8) {
|
|
address += 28;
|
|
xxx = 0;
|
|
}
|
|
if(address > 0x17fff)
|
|
address -= 0x8000;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline u32 gfxIncreaseBrightness(u32 color, int coeff)
|
|
{
|
|
color &= 0xffff;
|
|
color = ((color << 16) | color) & 0x3E07C1F;
|
|
|
|
color = color + (((0x3E07C1F - color) * coeff) >> 4);
|
|
color &= 0x3E07C1F;
|
|
|
|
return (color >> 16) | color;
|
|
}
|
|
|
|
static inline void gfxIncreaseBrightness(u32 *line, int coeff)
|
|
{
|
|
for(int x = 0; x < 240; x++) {
|
|
u32 color = *line;
|
|
int r = (color & 0x1F);
|
|
int g = ((color >> 5) & 0x1F);
|
|
int b = ((color >> 10) & 0x1F);
|
|
|
|
r = r + (((31 - r) * coeff) >> 4);
|
|
g = g + (((31 - g) * coeff) >> 4);
|
|
b = b + (((31 - b) * coeff) >> 4);
|
|
if(r > 31)
|
|
r = 31;
|
|
if(g > 31)
|
|
g = 31;
|
|
if(b > 31)
|
|
b = 31;
|
|
*line++ = (color & 0xFFFF0000) | (b << 10) | (g << 5) | r;
|
|
}
|
|
}
|
|
|
|
static inline u32 gfxDecreaseBrightness(u32 color, int coeff)
|
|
{
|
|
color &= 0xffff;
|
|
color = ((color << 16) | color) & 0x3E07C1F;
|
|
|
|
color = color - (((color * coeff) >> 4) & 0x3E07C1F);
|
|
|
|
return (color >> 16) | color;
|
|
}
|
|
|
|
static inline void gfxDecreaseBrightness(u32 *line, int coeff)
|
|
{
|
|
for(int x = 0; x < 240; x++) {
|
|
u32 color = *line;
|
|
int r = (color & 0x1F);
|
|
int g = ((color >> 5) & 0x1F);
|
|
int b = ((color >> 10) & 0x1F);
|
|
|
|
r = r - ((r * coeff) >> 4);
|
|
g = g - ((g * coeff) >> 4);
|
|
b = b - ((b * coeff) >> 4);
|
|
if(r < 0)
|
|
r = 0;
|
|
if(g < 0)
|
|
g = 0;
|
|
if(b < 0)
|
|
b = 0;
|
|
*line++ = (color & 0xFFFF0000) | (b << 10) | (g << 5) | r;
|
|
}
|
|
}
|
|
|
|
static inline u32 gfxAlphaBlend(u32 color, u32 color2, int ca, int cb)
|
|
{
|
|
if(color < 0x80000000) {
|
|
color&=0xffff;
|
|
color2&=0xffff;
|
|
|
|
color = ((color << 16) | color) & 0x03E07C1F;
|
|
color2 = ((color2 << 16) | color2) & 0x03E07C1F;
|
|
color = ((color * ca) + (color2 * cb)) >> 4;
|
|
|
|
if ((ca + cb)>16)
|
|
{
|
|
if (color & 0x20)
|
|
color |= 0x1f;
|
|
if (color & 0x8000)
|
|
color |= 0x7C00;
|
|
if (color & 0x4000000)
|
|
color |= 0x03E00000;
|
|
}
|
|
|
|
color &= 0x03E07C1F;
|
|
color = (color >> 16) | color;
|
|
}
|
|
return color;
|
|
}
|
|
|
|
static inline void gfxAlphaBlend(u32 *ta, u32 *tb, int ca, int cb)
|
|
{
|
|
for(int x = 0; x < 240; x++) {
|
|
u32 color = *ta;
|
|
if(color < 0x80000000) {
|
|
int r = (color & 0x1F);
|
|
int g = ((color >> 5) & 0x1F);
|
|
int b = ((color >> 10) & 0x1F);
|
|
u32 color2 = (*tb++);
|
|
int r0 = (color2 & 0x1F);
|
|
int g0 = ((color2 >> 5) & 0x1F);
|
|
int b0 = ((color2 >> 10) & 0x1F);
|
|
|
|
r = ((r * ca) + (r0 * cb)) >> 4;
|
|
g = ((g * ca) + (g0 * cb)) >> 4;
|
|
b = ((b * ca) + (b0 * cb)) >> 4;
|
|
|
|
if(r > 31)
|
|
r = 31;
|
|
if(g > 31)
|
|
g = 31;
|
|
if(b > 31)
|
|
b = 31;
|
|
|
|
*ta++ = (color & 0xFFFF0000) | (b << 10) | (g << 5) | r;
|
|
} else {
|
|
ta++;
|
|
tb++;
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif // GFX_H
|