--- /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 polygon drawing functions
+
+///////////////////////////////////////////////////////////////////////////////
+void gpuDrawF3(const PP gpuPolySpanDriver)
+{
+ const int li=linesInterlace;
+ s32 temp;
+ s32 xa, xb, xmin, xmax;
+ s32 ya, yb, ymin, ymax;
+ s32 x0, x1, x2, x3, dx3=0, x4, dx4=0, dx;
+ s32 y0, y1, y2;
+
+ x0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[2]); GPU_TESTRANGE(x0);
+ y0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[3]); GPU_TESTRANGE(y0);
+ x1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[4]); GPU_TESTRANGE(x1);
+ y1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[5]); GPU_TESTRANGE(y1);
+ x2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[6]); GPU_TESTRANGE(x2);
+ y2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[7]); GPU_TESTRANGE(y2);
+
+ x0 += DrawingOffset[0]; x1 += DrawingOffset[0]; x2 += DrawingOffset[0];
+ y0 += DrawingOffset[1]; y1 += DrawingOffset[1]; y2 += DrawingOffset[1];
+
+ xmin = DrawingArea[0]; xmax = DrawingArea[2];
+ ymin = DrawingArea[1]; ymax = DrawingArea[3];
+
+ {
+ int rx0 = Max2(xmin,Min3(x0,x1,x2));
+ int ry0 = Max2(ymin,Min3(y0,y1,y2));
+ int rx1 = Min2(xmax,Max3(x0,x1,x2));
+ int ry1 = Min2(ymax,Max3(y0,y1,y2));
+ if( rx0>=rx1 || ry0>=ry1) return;
+ }
+
+ PixelData = GPU_RGB16(PacketBuffer.U4[0]);
+
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp);
+ GPU_SWAP(y0, y1, temp);
+ }
+ }
+ if (y1 >= y2)
+ {
+ if( y1!=y2 || x1>x2 )
+ {
+ GPU_SWAP(x1, x2, temp);
+ GPU_SWAP(y1, y2, temp);
+ }
+ }
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp);
+ GPU_SWAP(y0, y1, temp);
+ }
+ }
+
+ ya = y2 - y0;
+ yb = y2 - y1;
+ dx =(x2 - x1) * ya - (x2 - x0) * yb;
+
+ for (s32 loop0 = 2; loop0; --loop0)
+ {
+ if (loop0 == 2)
+ {
+ ya = y0;
+ yb = y1;
+ x3 = i2x(x0);
+ x4 = y0!=y1 ? x3 : i2x(x1);
+ if (dx < 0)
+ {
+ dx3 = xLoDivx((x2 - x0), (y2 - y0));
+ dx4 = xLoDivx((x1 - x0), (y1 - y0));
+ }
+ else
+ {
+ dx3 = xLoDivx((x1 - x0), (y1 - y0));
+ dx4 = xLoDivx((x2 - x0), (y2 - y0));
+ }
+ }
+ else
+ {
+ ya = y1;
+ yb = y2;
+ if (dx < 0)
+ {
+ x4 = i2x(x1);
+ x3 = i2x(x0) + (dx3 * (y1 - y0));
+ dx4 = xLoDivx((x2 - x1), (y2 - y1));
+ }
+ else
+ {
+ x3 = i2x(x1);
+ x4 = i2x(x0) + (dx4 * (y1 - y0));
+ dx3 = xLoDivx((x2 - x1), (y2 - y1));
+ }
+ }
+
+ temp = ymin - ya;
+ if (temp > 0)
+ {
+ ya = ymin;
+ x3 += dx3*temp;
+ x4 += dx4*temp;
+ }
+ if (yb > ymax) yb = ymax;
+ if (ya>=yb) continue;
+
+ x3+= fixed_HALF;
+ x4+= fixed_HALF;
+
+ u16* PixelBase = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(0, ya)];
+
+ if (!progressInterlace)
+ {
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4)
+ {
+ if (ya&li) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin) ) continue;
+ if(xa < xmin) xa = xmin;
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ else
+ {
+ bool flag=progressInterlace_flag;
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4)
+ {
+ if ((ya&li) && (flag=!flag)) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin) ) continue;
+ if(xa < xmin) xa = xmin;
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ }
+}
+
+/*----------------------------------------------------------------------
+FT3
+----------------------------------------------------------------------*/
+
+void gpuDrawFT3(const PP gpuPolySpanDriver)
+{
+ const int li=linesInterlace;
+ s32 temp;
+ s32 xa, xb, xmin, xmax;
+ s32 ya, yb, ymin, ymax;
+ s32 x0, x1, x2, x3, dx3=0, x4, dx4=0, dx;
+ s32 y0, y1, y2;
+ s32 u0, u1, u2, u3, du3=0;
+ s32 v0, v1, v2, v3, dv3=0;
+
+ x0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[2] ); GPU_TESTRANGE(x0);
+ y0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[3] ); GPU_TESTRANGE(y0);
+ x1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[6] ); GPU_TESTRANGE(x1);
+ y1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[7] ); GPU_TESTRANGE(y1);
+ x2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[10]); GPU_TESTRANGE(x2);
+ y2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[11]); GPU_TESTRANGE(y2);
+
+ x0 += DrawingOffset[0]; x1 += DrawingOffset[0]; x2 += DrawingOffset[0];
+ y0 += DrawingOffset[1]; y1 += DrawingOffset[1]; y2 += DrawingOffset[1];
+
+ xmin = DrawingArea[0]; xmax = DrawingArea[2];
+ ymin = DrawingArea[1]; ymax = DrawingArea[3];
+
+ {
+ int rx0 = Max2(xmin,Min3(x0,x1,x2));
+ int ry0 = Max2(ymin,Min3(y0,y1,y2));
+ int rx1 = Min2(xmax,Max3(x0,x1,x2));
+ int ry1 = Min2(ymax,Max3(y0,y1,y2));
+ if( rx0>=rx1 || ry0>=ry1) return;
+ }
+
+ u0 = PacketBuffer.U1[8]; v0 = PacketBuffer.U1[9];
+ u1 = PacketBuffer.U1[16]; v1 = PacketBuffer.U1[17];
+ u2 = PacketBuffer.U1[24]; v2 = PacketBuffer.U1[25];
+
+ r4 = s32(PacketBuffer.U1[0]);
+ g4 = s32(PacketBuffer.U1[1]);
+ b4 = s32(PacketBuffer.U1[2]);
+ dr4 = dg4 = db4 = 0;
+
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp);
+ GPU_SWAP(y0, y1, temp);
+ GPU_SWAP(u0, u1, temp);
+ GPU_SWAP(v0, v1, temp);
+ }
+ }
+ if (y1 >= y2)
+ {
+ if( y1!=y2 || x1>x2 )
+ {
+ GPU_SWAP(x1, x2, temp);
+ GPU_SWAP(y1, y2, temp);
+ GPU_SWAP(u1, u2, temp);
+ GPU_SWAP(v1, v2, temp);
+ }
+ }
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp);
+ GPU_SWAP(y0, y1, temp);
+ GPU_SWAP(u0, u1, temp);
+ GPU_SWAP(v0, v1, temp);
+ }
+ }
+
+ ya = y2 - y0;
+ yb = y2 - y1;
+ dx = (x2 - x1) * ya - (x2 - x0) * yb;
+ du4 = (u2 - u1) * ya - (u2 - u0) * yb;
+ dv4 = (v2 - v1) * ya - (v2 - v0) * yb;
+
+ s32 iF,iS;
+ xInv( dx, iF, iS);
+ du4 = xInvMulx( du4, iF, iS);
+ dv4 = xInvMulx( dv4, iF, iS);
+ tInc = ((u32)(du4<<7)&0x7fff0000) | ((u32)(dv4>>9)&0x00007fff);
+ tMsk = (TextureWindow[2]<<23) | (TextureWindow[3]<<7) | 0x00ff00ff;
+
+ for (s32 loop0 = 2; loop0; --loop0)
+ {
+ if (loop0 == 2)
+ {
+ ya = y0;
+ yb = y1;
+ u3 = i2x(u0);
+ v3 = i2x(v0);
+ x3 = i2x(x0);
+ x4 = y0!=y1 ? x3 : i2x(x1);
+ if (dx < 0)
+ {
+ xInv( (y2 - y0), iF, iS);
+ dx3 = xInvMulx( (x2 - x0), iF, iS);
+ du3 = xInvMulx( (u2 - u0), iF, iS);
+ dv3 = xInvMulx( (v2 - v0), iF, iS);
+ dx4 = xLoDivx ( (x1 - x0), (y1 - y0));
+ }
+ else
+ {
+ xInv( (y1 - y0), iF, iS);
+ dx3 = xInvMulx( (x1 - x0), iF, iS);
+ du3 = xInvMulx( (u1 - u0), iF, iS);
+ dv3 = xInvMulx( (v1 - v0), iF, iS);
+ dx4 = xLoDivx ( (x2 - x0), (y2 - y0));
+ }
+ }
+ else
+ {
+ ya = y1;
+ yb = y2;
+ if (dx < 0)
+ {
+ temp = y1 - y0;
+ u3 = i2x(u0) + (du3 * temp);
+ v3 = i2x(v0) + (dv3 * temp);
+ x3 = i2x(x0) + (dx3 * temp);
+ x4 = i2x(x1);
+ dx4 = xLoDivx((x2 - x1), (y2 - y1));
+ }
+ else
+ {
+ u3 = i2x(u1);
+ v3 = i2x(v1);
+ x3 = i2x(x1);
+ x4 = i2x(x0) + (dx4 * (y1 - y0));
+ xInv( (y2 - y1), iF, iS);
+ dx3 = xInvMulx( (x2 - x1), iF, iS);
+ du3 = xInvMulx( (u2 - u1), iF, iS);
+ dv3 = xInvMulx( (v2 - v1), iF, iS);
+ }
+ }
+
+ temp = ymin - ya;
+ if (temp > 0)
+ {
+ ya = ymin;
+ x3 += dx3*temp;
+ x4 += dx4*temp;
+ u3 += du3*temp;
+ v3 += dv3*temp;
+ }
+ if (yb > ymax) yb = ymax;
+ if (ya>=yb) continue;
+
+ x3+= fixed_HALF;
+ x4+= fixed_HALF;
+ u3+= fixed_HALF;
+ v4+= fixed_HALF;
+
+ u16* PixelBase = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(0, ya)];
+
+ if (!progressInterlace)
+ {
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4, u3+=du3, v3+=dv3)
+ {
+ if (ya&li) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin) ) continue;
+
+ temp = xmin - xa;
+ if(temp > 0)
+ {
+ xa = xmin;
+ u4 = u3 + du4*temp;
+ v4 = v3 + dv4*temp;
+ }
+ else
+ {
+ u4 = u3;
+ v4 = v3;
+ }
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ else
+ {
+ bool flag=progressInterlace_flag;
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4, u3+=du3, v3+=dv3)
+ {
+ if ((ya&li) && (flag=!flag)) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin) ) continue;
+
+ temp = xmin - xa;
+ if(temp > 0)
+ {
+ xa = xmin;
+ u4 = u3 + du4*temp;
+ v4 = v3 + dv4*temp;
+ }
+ else
+ {
+ u4 = u3;
+ v4 = v3;
+ }
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ }
+}
+
+/*----------------------------------------------------------------------
+G3
+----------------------------------------------------------------------*/
+
+void gpuDrawG3(const PP gpuPolySpanDriver)
+{
+ const int li=linesInterlace;
+ s32 temp;
+ s32 xa, xb, xmin, xmax;
+ s32 ya, yb, ymin, ymax;
+ s32 x0, x1, x2, x3, dx3=0, x4, dx4=0, dx;
+ s32 y0, y1, y2;
+ s32 r0, r1, r2, r3, dr3=0;
+ s32 g0, g1, g2, g3, dg3=0;
+ s32 b0, b1, b2, b3, db3=0;
+
+ x0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[2] ); GPU_TESTRANGE(x0);
+ y0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[3] ); GPU_TESTRANGE(y0);
+ x1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[6] ); GPU_TESTRANGE(x1);
+ y1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[7] ); GPU_TESTRANGE(y1);
+ x2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[10]); GPU_TESTRANGE(x2);
+ y2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[11]); GPU_TESTRANGE(y2);
+
+ x0 += DrawingOffset[0]; x1 += DrawingOffset[0]; x2 += DrawingOffset[0];
+ y0 += DrawingOffset[1]; y1 += DrawingOffset[1]; y2 += DrawingOffset[1];
+
+ xmin = DrawingArea[0]; xmax = DrawingArea[2];
+ ymin = DrawingArea[1]; ymax = DrawingArea[3];
+
+ {
+ int rx0 = Max2(xmin,Min3(x0,x1,x2));
+ int ry0 = Max2(ymin,Min3(y0,y1,y2));
+ int rx1 = Min2(xmax,Max3(x0,x1,x2));
+ int ry1 = Min2(ymax,Max3(y0,y1,y2));
+ if( rx0>=rx1 || ry0>=ry1) return;
+ }
+
+ r0 = PacketBuffer.U1[0]; g0 = PacketBuffer.U1[1]; b0 = PacketBuffer.U1[2];
+ r1 = PacketBuffer.U1[8]; g1 = PacketBuffer.U1[9]; b1 = PacketBuffer.U1[10];
+ r2 = PacketBuffer.U1[16]; g2 = PacketBuffer.U1[17]; b2 = PacketBuffer.U1[18];
+
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp); GPU_SWAP(y0, y1, temp);
+ GPU_SWAP(r0, r1, temp); GPU_SWAP(g0, g1, temp); GPU_SWAP(b0, b1, temp);
+ }
+ }
+ if (y1 >= y2)
+ {
+ if( y1!=y2 || x1>x2 )
+ {
+ GPU_SWAP(x1, x2, temp); GPU_SWAP(y1, y2, temp);
+ GPU_SWAP(r1, r2, temp); GPU_SWAP(g1, g2, temp); GPU_SWAP(b1, b2, temp);
+ }
+ }
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp); GPU_SWAP(y0, y1, temp);
+ GPU_SWAP(r0, r1, temp); GPU_SWAP(g0, g1, temp); GPU_SWAP(b0, b1, temp);
+ }
+ }
+
+ ya = y2 - y0;
+ yb = y2 - y1;
+ dx = (x2 - x1) * ya - (x2 - x0) * yb;
+ dr4 = (r2 - r1) * ya - (r2 - r0) * yb;
+ dg4 = (g2 - g1) * ya - (g2 - g0) * yb;
+ db4 = (b2 - b1) * ya - (b2 - b0) * yb;
+
+ s32 iF,iS;
+ xInv( dx, iF, iS);
+ dr4 = xInvMulx( dr4, iF, iS);
+ dg4 = xInvMulx( dg4, iF, iS);
+ db4 = xInvMulx( db4, iF, iS);
+ u32 dr = (u32)(dr4<< 8)&(0xffffffff<<21); if(dr4<0) dr+= 1<<21;
+ u32 dg = (u32)(dg4>> 3)&(0xffffffff<<10); if(dg4<0) dg+= 1<<10;
+ u32 db = (u32)(db4>>14)&(0xffffffff ); if(db4<0) db+= 1<< 0;
+ lInc = db + dg + dr;
+
+ for (s32 loop0 = 2; loop0; --loop0)
+ {
+ if (loop0 == 2)
+ {
+ ya = y0;
+ yb = y1;
+ r3 = i2x(r0);
+ g3 = i2x(g0);
+ b3 = i2x(b0);
+ x3 = i2x(x0);
+ x4 = y0!=y1 ? x3 : i2x(x1);
+ if (dx < 0)
+ {
+ xInv( (y2 - y0), iF, iS);
+ dx3 = xInvMulx( (x2 - x0), iF, iS);
+ dr3 = xInvMulx( (r2 - r0), iF, iS);
+ dg3 = xInvMulx( (g2 - g0), iF, iS);
+ db3 = xInvMulx( (b2 - b0), iF, iS);
+ dx4 = xLoDivx ( (x1 - x0), (y1 - y0));
+ }
+ else
+ {
+ xInv( (y1 - y0), iF, iS);
+ dx3 = xInvMulx( (x1 - x0), iF, iS);
+ dr3 = xInvMulx( (r1 - r0), iF, iS);
+ dg3 = xInvMulx( (g1 - g0), iF, iS);
+ db3 = xInvMulx( (b1 - b0), iF, iS);
+ dx4 = xLoDivx ( (x2 - x0), (y2 - y0));
+ }
+ }
+ else
+ {
+ ya = y1;
+ yb = y2;
+ if (dx < 0)
+ {
+ temp = y1 - y0;
+ r3 = i2x(r0) + (dr3 * temp);
+ g3 = i2x(g0) + (dg3 * temp);
+ b3 = i2x(b0) + (db3 * temp);
+ x3 = i2x(x0) + (dx3 * temp);
+ x4 = i2x(x1);
+ dx4 = xLoDivx((x2 - x1), (y2 - y1));
+ }
+ else
+ {
+ r3 = i2x(r1);
+ g3 = i2x(g1);
+ b3 = i2x(b1);
+ x3 = i2x(x1);
+ x4 = i2x(x0) + (dx4 * (y1 - y0));
+
+ xInv( (y2 - y1), iF, iS);
+ dx3 = xInvMulx( (x2 - x1), iF, iS);
+ dr3 = xInvMulx( (r2 - r1), iF, iS);
+ dg3 = xInvMulx( (g2 - g1), iF, iS);
+ db3 = xInvMulx( (b2 - b1), iF, iS);
+ }
+ }
+
+ temp = ymin - ya;
+ if (temp > 0)
+ {
+ ya = ymin;
+ x3 += dx3*temp; x4 += dx4*temp;
+ r3 += dr3*temp; g3 += dg3*temp; b3 += db3*temp;
+ }
+ if (yb > ymax) yb = ymax;
+ if (ya>=yb) continue;
+
+ x3+= fixed_HALF; x4+= fixed_HALF;
+ r3+= fixed_HALF; g3+= fixed_HALF; b3+= fixed_HALF;
+
+ u16* PixelBase = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(0, ya)];
+
+ if (!progressInterlace)
+ {
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4, r3+=dr3, g3+=dg3, b3+=db3)
+ {
+ if (ya&li) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin) ) continue;
+
+ temp = xmin - xa;
+ if(temp > 0)
+ {
+ xa = xmin;
+ r4 = r3 + dr4*temp; g4 = g3 + dg4*temp; b4 = b3 + db4*temp;
+ }
+ else
+ {
+ r4 = r3; g4 = g3; b4 = b3;
+ }
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ else
+ {
+ bool flag=progressInterlace_flag;
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4, r3+=dr3, g3+=dg3, b3+=db3)
+ {
+ if ((ya&li) && (flag=!flag)) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin) ) continue;
+
+ temp = xmin - xa;
+ if(temp > 0)
+ {
+ xa = xmin;
+ r4 = r3 + dr4*temp; g4 = g3 + dg4*temp; b4 = b3 + db4*temp;
+ }
+ else
+ {
+ r4 = r3; g4 = g3; b4 = b3;
+ }
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ }
+}
+
+/*----------------------------------------------------------------------
+GT3
+----------------------------------------------------------------------*/
+
+void gpuDrawGT3(const PP gpuPolySpanDriver)
+{
+ const int li=linesInterlace;
+ s32 temp;
+ s32 xa, xb, xmin, xmax;
+ s32 ya, yb, ymin, ymax;
+ s32 x0, x1, x2, x3, dx3=0, x4, dx4=0, dx;
+ s32 y0, y1, y2;
+ s32 u0, u1, u2, u3, du3=0;
+ s32 v0, v1, v2, v3, dv3=0;
+ s32 r0, r1, r2, r3, dr3=0;
+ s32 g0, g1, g2, g3, dg3=0;
+ s32 b0, b1, b2, b3, db3=0;
+
+ x0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[2] ); GPU_TESTRANGE(x0);
+ y0 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[3] ); GPU_TESTRANGE(y0);
+ x1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[8] ); GPU_TESTRANGE(x1);
+ y1 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[9] ); GPU_TESTRANGE(y1);
+ x2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[14]); GPU_TESTRANGE(x2);
+ y2 = GPU_EXPANDSIGN_POLY(PacketBuffer.S2[15]); GPU_TESTRANGE(y2);
+
+ x0 += DrawingOffset[0]; x1 += DrawingOffset[0]; x2 += DrawingOffset[0];
+ y0 += DrawingOffset[1]; y1 += DrawingOffset[1]; y2 += DrawingOffset[1];
+
+ xmin = DrawingArea[0]; xmax = DrawingArea[2];
+ ymin = DrawingArea[1]; ymax = DrawingArea[3];
+
+ {
+ int rx0 = Max2(xmin,Min3(x0,x1,x2));
+ int ry0 = Max2(ymin,Min3(y0,y1,y2));
+ int rx1 = Min2(xmax,Max3(x0,x1,x2));
+ int ry1 = Min2(ymax,Max3(y0,y1,y2));
+ if( rx0>=rx1 || ry0>=ry1) return;
+ }
+
+ r0 = PacketBuffer.U1[0]; g0 = PacketBuffer.U1[1]; b0 = PacketBuffer.U1[2];
+ u0 = PacketBuffer.U1[8]; v0 = PacketBuffer.U1[9];
+ r1 = PacketBuffer.U1[12]; g1 = PacketBuffer.U1[13]; b1 = PacketBuffer.U1[14];
+ u1 = PacketBuffer.U1[20]; v1 = PacketBuffer.U1[21];
+ r2 = PacketBuffer.U1[24]; g2 = PacketBuffer.U1[25]; b2 = PacketBuffer.U1[26];
+ u2 = PacketBuffer.U1[32]; v2 = PacketBuffer.U1[33];
+
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp); GPU_SWAP(y0, y1, temp);
+ GPU_SWAP(u0, u1, temp); GPU_SWAP(v0, v1, temp);
+ GPU_SWAP(r0, r1, temp); GPU_SWAP(g0, g1, temp); GPU_SWAP(b0, b1, temp);
+ }
+ }
+ if (y1 >= y2)
+ {
+ if( y1!=y2 || x1>x2 )
+ {
+ GPU_SWAP(x1, x2, temp); GPU_SWAP(y1, y2, temp);
+ GPU_SWAP(u1, u2, temp); GPU_SWAP(v1, v2, temp);
+ GPU_SWAP(r1, r2, temp); GPU_SWAP(g1, g2, temp); GPU_SWAP(b1, b2, temp);
+ }
+ }
+ if (y0 >= y1)
+ {
+ if( y0!=y1 || x0>x1 )
+ {
+ GPU_SWAP(x0, x1, temp); GPU_SWAP(y0, y1, temp);
+ GPU_SWAP(u0, u1, temp); GPU_SWAP(v0, v1, temp);
+ GPU_SWAP(r0, r1, temp); GPU_SWAP(g0, g1, temp); GPU_SWAP(b0, b1, temp);
+ }
+ }
+
+ ya = y2 - y0;
+ yb = y2 - y1;
+ dx = (x2 - x1) * ya - (x2 - x0) * yb;
+ du4 = (u2 - u1) * ya - (u2 - u0) * yb;
+ dv4 = (v2 - v1) * ya - (v2 - v0) * yb;
+ dr4 = (r2 - r1) * ya - (r2 - r0) * yb;
+ dg4 = (g2 - g1) * ya - (g2 - g0) * yb;
+ db4 = (b2 - b1) * ya - (b2 - b0) * yb;
+
+ s32 iF,iS;
+
+ xInv( dx, iF, iS);
+ du4 = xInvMulx( du4, iF, iS);
+ dv4 = xInvMulx( dv4, iF, iS);
+ dr4 = xInvMulx( dr4, iF, iS);
+ dg4 = xInvMulx( dg4, iF, iS);
+ db4 = xInvMulx( db4, iF, iS);
+ u32 dr = (u32)(dr4<< 8)&(0xffffffff<<21); if(dr4<0) dr+= 1<<21;
+ u32 dg = (u32)(dg4>> 3)&(0xffffffff<<10); if(dg4<0) dg+= 1<<10;
+ u32 db = (u32)(db4>>14)&(0xffffffff ); if(db4<0) db+= 1<< 0;
+ lInc = db + dg + dr;
+ tInc = ((u32)(du4<<7)&0x7fff0000) | ((u32)(dv4>>9)&0x00007fff);
+ tMsk = (TextureWindow[2]<<23) | (TextureWindow[3]<<7) | 0x00ff00ff;
+
+ for (s32 loop0 = 2; loop0; --loop0)
+ {
+ if (loop0 == 2)
+ {
+ ya = y0;
+ yb = y1;
+ u3 = i2x(u0);
+ v3 = i2x(v0);
+ r3 = i2x(r0);
+ g3 = i2x(g0);
+ b3 = i2x(b0);
+ x3 = i2x(x0);
+ x4 = y0!=y1 ? x3 : i2x(x1);
+ if (dx < 0)
+ {
+ xInv( (y2 - y0), iF, iS);
+ dx3 = xInvMulx( (x2 - x0), iF, iS);
+ du3 = xInvMulx( (u2 - u0), iF, iS);
+ dv3 = xInvMulx( (v2 - v0), iF, iS);
+ dr3 = xInvMulx( (r2 - r0), iF, iS);
+ dg3 = xInvMulx( (g2 - g0), iF, iS);
+ db3 = xInvMulx( (b2 - b0), iF, iS);
+ dx4 = xLoDivx ( (x1 - x0), (y1 - y0));
+ }
+ else
+ {
+ xInv( (y1 - y0), iF, iS);
+ dx3 = xInvMulx( (x1 - x0), iF, iS);
+ du3 = xInvMulx( (u1 - u0), iF, iS);
+ dv3 = xInvMulx( (v1 - v0), iF, iS);
+ dr3 = xInvMulx( (r1 - r0), iF, iS);
+ dg3 = xInvMulx( (g1 - g0), iF, iS);
+ db3 = xInvMulx( (b1 - b0), iF, iS);
+ dx4 = xLoDivx ( (x2 - x0), (y2 - y0));
+ }
+ }
+ else
+ {
+ ya = y1;
+ yb = y2;
+ if (dx < 0)
+ {
+ temp = y1 - y0;
+ u3 = i2x(u0) + (du3 * temp);
+ v3 = i2x(v0) + (dv3 * temp);
+ r3 = i2x(r0) + (dr3 * temp);
+ g3 = i2x(g0) + (dg3 * temp);
+ b3 = i2x(b0) + (db3 * temp);
+ x3 = i2x(x0) + (dx3 * temp);
+ x4 = i2x(x1);
+ dx4 = xLoDivx((x2 - x1), (y2 - y1));
+ }
+ else
+ {
+ u3 = i2x(u1);
+ v3 = i2x(v1);
+ r3 = i2x(r1);
+ g3 = i2x(g1);
+ b3 = i2x(b1);
+ x3 = i2x(x1);
+ x4 = i2x(x0) + (dx4 * (y1 - y0));
+
+ xInv( (y2 - y1), iF, iS);
+ dx3 = xInvMulx( (x2 - x1), iF, iS);
+ du3 = xInvMulx( (u2 - u1), iF, iS);
+ dv3 = xInvMulx( (v2 - v1), iF, iS);
+ dr3 = xInvMulx( (r2 - r1), iF, iS);
+ dg3 = xInvMulx( (g2 - g1), iF, iS);
+ db3 = xInvMulx( (b2 - b1), iF, iS);
+ }
+ }
+
+ temp = ymin - ya;
+ if (temp > 0)
+ {
+ ya = ymin;
+ x3 += dx3*temp; x4 += dx4*temp;
+ u3 += du3*temp; v3 += dv3*temp;
+ r3 += dr3*temp; g3 += dg3*temp; b3 += db3*temp;
+ }
+ if (yb > ymax) yb = ymax;
+ if (ya>=yb) continue;
+
+ x3+= fixed_HALF; x4+= fixed_HALF;
+ u3+= fixed_HALF; v4+= fixed_HALF;
+ r3+= fixed_HALF; g3+= fixed_HALF; b3+= fixed_HALF;
+ u16* PixelBase = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(0, ya)];
+
+ if (!progressInterlace)
+ {
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4, u3+=du3, v3+=dv3, r3+=dr3, g3+=dg3, b3+=db3)
+ {
+ if (ya&li) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if( (xa>xmax) || (xb<xmin)) continue;
+
+ temp = xmin - xa;
+ if(temp > 0)
+ {
+ xa = xmin;
+ u4 = u3 + du4*temp; v4 = v3 + dv4*temp;
+ r4 = r3 + dr4*temp; g4 = g3 + dg4*temp; b4 = b3 + db4*temp;
+ }
+ else
+ {
+ u4 = u3; v4 = v3;
+ r4 = r3; g4 = g3; b4 = b3;
+ }
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ else
+ {
+ bool flag=progressInterlace_flag;
+ for(;ya<yb;++ya, PixelBase += FRAME_WIDTH, x3+=dx3, x4+=dx4, u3+=du3, v3+=dv3, r3+=dr3, g3+=dg3, b3+=db3)
+ {
+ if ((ya&li) && (flag=!flag)) continue;
+ xa = x2i(x3);
+ xb = x2i(x4);
+ if ((xa>xmax) || (xb<xmin)) continue;
+
+ temp = xmin - xa;
+ if(temp > 0)
+ {
+ xa = xmin;
+ u4 = u3 + du4*temp; v4 = v3 + dv4*temp;
+ r4 = r3 + dr4*temp; g4 = g3 + dg4*temp; b4 = b3 + db4*temp;
+ }
+ else
+ {
+ u4 = u3; v4 = v3;
+ r4 = r3; g4 = g3; b4 = b3;
+ }
+ if(xb > xmax) xb = xmax;
+ xb-=xa;
+ if(xb>0) gpuPolySpanDriver(PixelBase + xa,xb);
+ }
+ }
+ }
+}
notaz.gp2x.de / pcsx_rearmed.git / blobdiff