+++ /dev/null
-/***************************************************************************
-* Copyright (C) 2010 PCSX4ALL Team *
-* Copyright (C) 2010 Unai *
-* *
-* This program is free software; you can redistribute it and/or modify *
-* it under the terms of the GNU General Public License as published by *
-* the Free Software Foundation; either version 2 of the License, or *
-* (at your option) any later version. *
-* *
-* This program is distributed in the hope that it will be useful, *
-* but WITHOUT ANY WARRANTY; without even the implied warranty of *
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
-* GNU General Public License for more details. *
-* *
-* You should have received a copy of the GNU General Public License *
-* along with this program; if not, write to the *
-* Free Software Foundation, Inc., *
-* 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. *
-***************************************************************************/
-
-///////////////////////////////////////////////////////////////////////////////
-// GPU internal sprite drawing functions
-
-///////////////////////////////////////////////////////////////////////////////
-void gpuDrawS(const PS gpuSpriteSpanDriver)
-{
- s32 x0, x1;
- s32 y0, y1;
- s32 u0;
- s32 v0;
-
- x1 = x0 = GPU_EXPANDSIGN(PacketBuffer.S2[2]) + DrawingOffset[0];
- y1 = y0 = GPU_EXPANDSIGN(PacketBuffer.S2[3]) + DrawingOffset[1];
- x1+= PacketBuffer.S2[6];
- y1+= PacketBuffer.S2[7];
-
- {
- s32 xmin, xmax;
- s32 ymin, ymax;
- xmin = DrawingArea[0]; xmax = DrawingArea[2];
- ymin = DrawingArea[1]; ymax = DrawingArea[3];
-
- {
- int rx0 = Max2(xmin,Min2(x0,x1));
- int ry0 = Max2(ymin,Min2(y0,y1));
- int rx1 = Min2(xmax,Max2(x0,x1));
- int ry1 = Min2(ymax,Max2(y0,y1));
- if( rx0>=rx1 || ry0>=ry1) return;
- }
-
- u0 = PacketBuffer.U1[8];
- v0 = PacketBuffer.U1[9];
-
- r4 = s32(PacketBuffer.U1[0]);
- g4 = s32(PacketBuffer.U1[1]);
- b4 = s32(PacketBuffer.U1[2]);
-
- {
- s32 temp;
- temp = ymin - y0;
- if (temp > 0) { y0 = ymin; v0 += temp; }
- if (y1 > ymax) y1 = ymax;
- if (y1 <= y0) return;
-
- temp = xmin - x0;
- if (temp > 0) { x0 = xmin; u0 += temp; }
- if (x1 > xmax) x1 = xmax;
- x1 -= x0;
- if (x1 <= 0) return;
- }
- }
-
- {
- u16 *Pixel = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0, y0)];
- const int li=linesInterlace;
- const u32 masku=TextureWindow[2];
- const u32 maskv=TextureWindow[3];
-
- for (;y0<y1;++y0) {
- if( 0 == (y0&li) ) gpuSpriteSpanDriver(Pixel,x1,FRAME_OFFSET(u0,v0),masku);
- Pixel += FRAME_WIDTH;
- v0 = (v0+1)&maskv;
- }
- }
-}
-
-#ifdef __arm__
-#include "gpu_arm.h"
-
-void gpuDrawS16(void)
-{
- s32 x0, y0;
- s32 u0, v0;
- s32 xmin, xmax;
- s32 ymin, ymax;
- u32 h = 16;
-
- x0 = GPU_EXPANDSIGN(PacketBuffer.S2[2]) + DrawingOffset[0];
- y0 = GPU_EXPANDSIGN(PacketBuffer.S2[3]) + DrawingOffset[1];
-
- xmin = DrawingArea[0]; xmax = DrawingArea[2];
- ymin = DrawingArea[1]; ymax = DrawingArea[3];
- u0 = PacketBuffer.U1[8];
- v0 = PacketBuffer.U1[9];
-
- if (x0 > xmax - 16 || x0 < xmin ||
- ((u0 | v0) & 15) || !(TextureWindow[2] & TextureWindow[3] & 8)) {
- // send corner cases to general handler
- PacketBuffer.U4[3] = 0x00100010;
- gpuDrawS(gpuSpriteSpanFn<0x20>);
- return;
- }
-
- if (y0 >= ymax || y0 <= ymin - 16)
- return;
- if (y0 < ymin) {
- h -= ymin - y0;
- v0 += ymin - y0;
- y0 = ymin;
- }
- else if (ymax - y0 < 16)
- h = ymax - y0;
-
- draw_spr16_full(&GPU_FrameBuffer[FRAME_OFFSET(x0, y0)], &TBA[FRAME_OFFSET(u0/4, v0)], CBA, h);
-}
-#endif // __arm__
-
-///////////////////////////////////////////////////////////////////////////////
-void gpuDrawT(const PT gpuTileSpanDriver)
-{
- s32 x0, y0;
- s32 x1, y1;
-
- x1 = x0 = GPU_EXPANDSIGN(PacketBuffer.S2[2]) + DrawingOffset[0];
- y1 = y0 = GPU_EXPANDSIGN(PacketBuffer.S2[3]) + DrawingOffset[1];
- x1+= PacketBuffer.S2[4];
- y1+= PacketBuffer.S2[5];
-
- {
- s32 xmin, xmax;
- s32 ymin, ymax;
- xmin = DrawingArea[0]; xmax = DrawingArea[2];
- ymin = DrawingArea[1]; ymax = DrawingArea[3];
-
- {
- int rx0 = Max2(xmin,Min2(x0,x1));
- int ry0 = Max2(ymin,Min2(y0,y1));
- int rx1 = Min2(xmax,Max2(x0,x1));
- int ry1 = Min2(ymax,Max2(y0,y1));
- if(rx0>=rx1 || ry0>=ry1) return;
- }
-
- if (y0 < ymin) y0 = ymin;
- if (y1 > ymax) y1 = ymax;
- if (y1 <= y0) return;
-
- if (x0 < xmin) x0 = xmin;
- if (x1 > xmax) x1 = xmax;
- x1 -= x0;
- if (x1 <= 0) return;
- }
-
- {
- u16 *Pixel = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0, y0)];
- const u16 Data = GPU_RGB16(PacketBuffer.U4[0]);
- const int li=linesInterlace;
-
- for (; y0<y1; ++y0)
- {
- if( 0 == (y0&li) ) gpuTileSpanDriver(Pixel,x1,Data);
- Pixel += FRAME_WIDTH;
- }
- }
-}