| 1 | \r |
| 2 | #include "app.h"\r |
| 3 | \r |
| 4 | IDirect3DTexture8 *TexScreen=NULL;\r |
| 5 | int TexWidth=0,TexHeight=0;\r |
| 6 | \r |
| 7 | // Blank the texture:\r |
| 8 | static int TexBlank()\r |
| 9 | {\r |
| 10 | D3DLOCKED_RECT lock={0,NULL};\r |
| 11 | unsigned char *dest=NULL;\r |
| 12 | int y=0,line=0;\r |
| 13 | \r |
| 14 | TexScreen->LockRect(0,&lock,NULL,0); if (lock.pBits==NULL) return 1;\r |
| 15 | \r |
| 16 | dest=(unsigned char *)lock.pBits;\r |
| 17 | for (y=0; y<TexHeight; y++,line+=lock.Pitch)\r |
| 18 | {\r |
| 19 | memset(dest+line,0,TexWidth<<1);\r |
| 20 | }\r |
| 21 | \r |
| 22 | TexScreen->UnlockRect(0);\r |
| 23 | return 0;\r |
| 24 | }\r |
| 25 | \r |
| 26 | int TexScreenInit()\r |
| 27 | {\r |
| 28 | TexWidth =512;\r |
| 29 | TexHeight=512;\r |
| 30 | \r |
| 31 | Device->CreateTexture(TexWidth,TexHeight,1,0,D3DFMT_R5G6B5,D3DPOOL_MANAGED,&TexScreen);\r |
| 32 | if (TexScreen==NULL) return 1;\r |
| 33 | \r |
| 34 | TexBlank();\r |
| 35 | return 0;\r |
| 36 | }\r |
| 37 | \r |
| 38 | void TexScreenExit()\r |
| 39 | {\r |
| 40 | RELEASE(TexScreen)\r |
| 41 | TexWidth=TexHeight=0;\r |
| 42 | }\r |
| 43 | \r |
| 44 | // Copy screen to a swizzled texture\r |
| 45 | int TexScreenSwizzle()\r |
| 46 | {\r |
| 47 | D3DLOCKED_RECT lock={0,NULL};\r |
| 48 | unsigned char *dest=NULL;\r |
| 49 | int y=0,sy=0,mask=0;\r |
| 50 | unsigned short *ps=NULL;\r |
| 51 | \r |
| 52 | mask=TexWidth*TexHeight-1;\r |
| 53 | \r |
| 54 | TexScreen->LockRect(0,&lock,NULL,0); if (lock.pBits==NULL) return 1;\r |
| 55 | \r |
| 56 | dest=(unsigned char *)lock.pBits;\r |
| 57 | ps=EmuScreen;\r |
| 58 | \r |
| 59 | // Write to swizzled locations:\r |
| 60 | for (y=0,sy=0; y<EmuHeight; y++,sy++)\r |
| 61 | {\r |
| 62 | int x=0,sx=0;\r |
| 63 | sy|=0x55555555;\r |
| 64 | \r |
| 65 | for (x=0,sx=0; x<EmuWidth; x++,sx++)\r |
| 66 | {\r |
| 67 | int addr=0;\r |
| 68 | \r |
| 69 | sx|=0xaaaaaaaa;\r |
| 70 | addr=sx&sy&mask; // Calculate swizzled address\r |
| 71 | \r |
| 72 | ((unsigned short *)dest)[addr]=*ps++;\r |
| 73 | }\r |
| 74 | }\r |
| 75 | \r |
| 76 | TexScreen->UnlockRect(0);\r |
| 77 | \r |
| 78 | return 0;\r |
| 79 | }\r |
| 80 | \r |
| 81 | // Copy screen to a linear texture:\r |
| 82 | int TexScreenLinear()\r |
| 83 | {\r |
| 84 | D3DLOCKED_RECT lock={0,NULL};\r |
| 85 | unsigned char *dest=NULL;\r |
| 86 | int y=0,line=0;\r |
| 87 | unsigned short *ps=NULL;\r |
| 88 | \r |
| 89 | TexScreen->LockRect(0,&lock,NULL,0);\r |
| 90 | if (lock.pBits==NULL) return 1;\r |
| 91 | \r |
| 92 | dest=(unsigned char *)lock.pBits;\r |
| 93 | ps=EmuScreen;\r |
| 94 | \r |
| 95 | for (y=0; y<EmuHeight; y++,line+=lock.Pitch)\r |
| 96 | {\r |
| 97 | int x=0;\r |
| 98 | int addr=line;\r |
| 99 | \r |
| 100 | for (x=0; x<EmuWidth; x++,addr+=2)\r |
| 101 | {\r |
| 102 | *(unsigned int *)(dest+addr)=*ps++;\r |
| 103 | }\r |
| 104 | }\r |
| 105 | \r |
| 106 | TexScreen->UnlockRect(0);\r |
| 107 | return 0;\r |
| 108 | }\r |