| 1 | /*************************************************************************** |
| 2 | * Copyright (C) 2010 PCSX4ALL Team * |
| 3 | * Copyright (C) 2010 Unai * |
| 4 | * * |
| 5 | * This program is free software; you can redistribute it and/or modify * |
| 6 | * it under the terms of the GNU General Public License as published by * |
| 7 | * the Free Software Foundation; either version 2 of the License, or * |
| 8 | * (at your option) any later version. * |
| 9 | * * |
| 10 | * This program is distributed in the hope that it will be useful, * |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 13 | * GNU General Public License for more details. * |
| 14 | * * |
| 15 | * You should have received a copy of the GNU General Public License * |
| 16 | * along with this program; if not, write to the * |
| 17 | * Free Software Foundation, Inc., * |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * |
| 19 | ***************************************************************************/ |
| 20 | |
| 21 | /////////////////////////////////////////////////////////////////////////////// |
| 22 | INLINE void gpuLoadImage(void) |
| 23 | { |
| 24 | u16 x0, y0, w0, h0; |
| 25 | x0 = PacketBuffer.U2[2] & 1023; |
| 26 | y0 = PacketBuffer.U2[3] & 511; |
| 27 | w0 = PacketBuffer.U2[4]; |
| 28 | h0 = PacketBuffer.U2[5]; |
| 29 | |
| 30 | if ((y0 + h0) > FRAME_HEIGHT) |
| 31 | { |
| 32 | h0 = FRAME_HEIGHT - y0; |
| 33 | } |
| 34 | |
| 35 | FrameToWrite = ((w0)&&(h0)); |
| 36 | |
| 37 | px = 0; |
| 38 | py = 0; |
| 39 | x_end = w0; |
| 40 | y_end = h0; |
| 41 | pvram = &((u16*)GPU_FrameBuffer)[x0+(y0*1024)]; |
| 42 | |
| 43 | GPU_GP1 |= 0x08000000; |
| 44 | } |
| 45 | |
| 46 | /////////////////////////////////////////////////////////////////////////////// |
| 47 | INLINE void gpuStoreImage(void) |
| 48 | { |
| 49 | u16 x0, y0, w0, h0; |
| 50 | x0 = PacketBuffer.U2[2] & 1023; |
| 51 | y0 = PacketBuffer.U2[3] & 511; |
| 52 | w0 = PacketBuffer.U2[4]; |
| 53 | h0 = PacketBuffer.U2[5]; |
| 54 | |
| 55 | if ((y0 + h0) > FRAME_HEIGHT) |
| 56 | { |
| 57 | h0 = FRAME_HEIGHT - y0; |
| 58 | } |
| 59 | FrameToRead = ((w0)&&(h0)); |
| 60 | |
| 61 | px = 0; |
| 62 | py = 0; |
| 63 | x_end = w0; |
| 64 | y_end = h0; |
| 65 | pvram = &((u16*)GPU_FrameBuffer)[x0+(y0*1024)]; |
| 66 | |
| 67 | GPU_GP1 |= 0x08000000; |
| 68 | } |
| 69 | |
| 70 | INLINE void gpuMoveImage(void) |
| 71 | { |
| 72 | u32 x0, y0, x1, y1; |
| 73 | s32 w0, h0; |
| 74 | x0 = PacketBuffer.U2[2] & 1023; |
| 75 | y0 = PacketBuffer.U2[3] & 511; |
| 76 | x1 = PacketBuffer.U2[4] & 1023; |
| 77 | y1 = PacketBuffer.U2[5] & 511; |
| 78 | w0 = PacketBuffer.U2[6]; |
| 79 | h0 = PacketBuffer.U2[7]; |
| 80 | |
| 81 | if( (x0==x1) && (y0==y1) ) return; |
| 82 | if ((w0<=0) || (h0<=0)) return; |
| 83 | |
| 84 | if (((y0+h0)>512)||((x0+w0)>1024)||((y1+h0)>512)||((x1+w0)>1024)) |
| 85 | { |
| 86 | u16 *psxVuw=GPU_FrameBuffer; |
| 87 | s32 i,j; |
| 88 | for(j=0;j<h0;j++) |
| 89 | for(i=0;i<w0;i++) |
| 90 | psxVuw [(1024*((y1+j)&511))+((x1+i)&0x3ff)]= |
| 91 | psxVuw[(1024*((y0+j)&511))+((x0+i)&0x3ff)]; |
| 92 | } |
| 93 | else if ((x0&1)||(x1&1)) |
| 94 | { |
| 95 | u16 *lpDst, *lpSrc; |
| 96 | lpDst = lpSrc = (u16*)GPU_FrameBuffer; |
| 97 | lpSrc += FRAME_OFFSET(x0, y0); |
| 98 | lpDst += FRAME_OFFSET(x1, y1); |
| 99 | x1 = FRAME_WIDTH - w0; |
| 100 | do { |
| 101 | x0=w0; |
| 102 | do { *lpDst++ = *lpSrc++; } while (--x0); |
| 103 | lpDst += x1; |
| 104 | lpSrc += x1; |
| 105 | } while (--h0); |
| 106 | } |
| 107 | else |
| 108 | { |
| 109 | u32 *lpDst, *lpSrc; |
| 110 | lpDst = lpSrc = (u32*)(void*)GPU_FrameBuffer; |
| 111 | lpSrc += ((FRAME_OFFSET(x0, y0))>>1); |
| 112 | lpDst += ((FRAME_OFFSET(x1, y1))>>1); |
| 113 | if (w0&1) |
| 114 | { |
| 115 | x1 = (FRAME_WIDTH - w0 +1)>>1; |
| 116 | w0>>=1; |
| 117 | if (!w0) { |
| 118 | do { |
| 119 | *((u16*)lpDst) = *((u16*)lpSrc); |
| 120 | lpDst += x1; |
| 121 | lpSrc += x1; |
| 122 | } while (--h0); |
| 123 | } else |
| 124 | do { |
| 125 | x0=w0; |
| 126 | do { *lpDst++ = *lpSrc++; } while (--x0); |
| 127 | *((u16*)lpDst) = *((u16*)lpSrc); |
| 128 | lpDst += x1; |
| 129 | lpSrc += x1; |
| 130 | } while (--h0); |
| 131 | } |
| 132 | else |
| 133 | { |
| 134 | x1 = (FRAME_WIDTH - w0)>>1; |
| 135 | w0>>=1; |
| 136 | do { |
| 137 | x0=w0; |
| 138 | do { *lpDst++ = *lpSrc++; } while (--x0); |
| 139 | lpDst += x1; |
| 140 | lpSrc += x1; |
| 141 | } while (--h0); |
| 142 | } |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | INLINE void gpuClearImage(void) |
| 147 | { |
| 148 | s32 x0, y0, w0, h0; |
| 149 | x0 = PacketBuffer.S2[2]; |
| 150 | y0 = PacketBuffer.S2[3]; |
| 151 | w0 = PacketBuffer.S2[4] & 0x3ff; |
| 152 | h0 = PacketBuffer.S2[5] & 0x3ff; |
| 153 | |
| 154 | w0 += x0; |
| 155 | if (x0 < 0) x0 = 0; |
| 156 | if (w0 > FRAME_WIDTH) w0 = FRAME_WIDTH; |
| 157 | w0 -= x0; |
| 158 | if (w0 <= 0) return; |
| 159 | h0 += y0; |
| 160 | if (y0 < 0) y0 = 0; |
| 161 | if (h0 > FRAME_HEIGHT) h0 = FRAME_HEIGHT; |
| 162 | h0 -= y0; |
| 163 | if (h0 <= 0) return; |
| 164 | |
| 165 | if (x0&1) |
| 166 | { |
| 167 | u16* pixel = (u16*)GPU_FrameBuffer + FRAME_OFFSET(x0, y0); |
| 168 | u16 rgb = GPU_RGB16(PacketBuffer.S4[0]); |
| 169 | y0 = FRAME_WIDTH - w0; |
| 170 | do { |
| 171 | x0=w0; |
| 172 | do { *pixel++ = rgb; } while (--x0); |
| 173 | pixel += y0; |
| 174 | } while (--h0); |
| 175 | } |
| 176 | else |
| 177 | { |
| 178 | u32* pixel = (u32*)(void*)GPU_FrameBuffer + ((FRAME_OFFSET(x0, y0))>>1); |
| 179 | u32 rgb = GPU_RGB16(PacketBuffer.S4[0]); |
| 180 | rgb |= (rgb<<16); |
| 181 | if (w0&1) |
| 182 | { |
| 183 | y0 = (FRAME_WIDTH - w0 +1)>>1; |
| 184 | w0>>=1; |
| 185 | do { |
| 186 | x0=w0; |
| 187 | do { *pixel++ = rgb; } while (--x0); |
| 188 | *((u16*)pixel) = (u16)rgb; |
| 189 | pixel += y0; |
| 190 | } while (--h0); |
| 191 | } |
| 192 | else |
| 193 | { |
| 194 | y0 = (FRAME_WIDTH - w0)>>1; |
| 195 | w0>>=1; |
| 196 | do { |
| 197 | x0=w0; |
| 198 | do { *pixel++ = rgb; } while (--x0); |
| 199 | pixel += y0; |
| 200 | } while (--h0); |
| 201 | } |
| 202 | } |
| 203 | } |