import gpu_unai from PCSX4ALL project

1 files changed, 203 insertions, 0 deletions

diff --git a/plugins/gpu_unai/gpu_raster_image.h b/plugins/gpu_unai/gpu_raster_image.h
new file mode 100644
index 0000000..7984b18
--- /dev/null
+++ b/plugins/gpu_unai/gpu_raster_image.h
@@ -0,0 +1,203 @@
+/***************************************************************************
+ *   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.           *
+ ***************************************************************************/
+
+///////////////////////////////////////////////////////////////////////////////
+INLINE void gpuLoadImage(void)
+{
+	u16 x0, y0, w0, h0;
+	x0 = PacketBuffer.U2[2] & 1023;
+	y0 = PacketBuffer.U2[3] & 511;
+	w0 = PacketBuffer.U2[4];
+	h0 = PacketBuffer.U2[5];
+
+	if ((y0 + h0) > FRAME_HEIGHT)
+	{
+		h0 = FRAME_HEIGHT - y0;
+	}
+
+	FrameToWrite = ((w0)&&(h0));
+
+	px = 0;
+	py = 0;
+	x_end = w0;
+	y_end = h0;
+	pvram = &((u16*)GPU_FrameBuffer)[x0+(y0*1024)];
+
+	GPU_GP1 |= 0x08000000;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+INLINE void gpuStoreImage(void)
+{
+	u16 x0, y0, w0, h0;
+	x0 = PacketBuffer.U2[2] & 1023;
+	y0 = PacketBuffer.U2[3] & 511;
+	w0 = PacketBuffer.U2[4];
+	h0 = PacketBuffer.U2[5];
+
+	if ((y0 + h0) > FRAME_HEIGHT)
+	{
+		h0 = FRAME_HEIGHT - y0;
+	}
+	FrameToRead = ((w0)&&(h0));
+
+	px = 0;
+	py = 0;
+	x_end = w0;
+	y_end = h0;
+	pvram = &((u16*)GPU_FrameBuffer)[x0+(y0*1024)];
+	
+	GPU_GP1 |= 0x08000000;
+}
+
+INLINE void gpuMoveImage(void)
+{
+	u32 x0, y0, x1, y1;
+	s32 w0, h0;
+	x0 = PacketBuffer.U2[2] & 1023;
+	y0 = PacketBuffer.U2[3] & 511;
+	x1 = PacketBuffer.U2[4] & 1023;
+	y1 = PacketBuffer.U2[5] & 511;
+	w0 = PacketBuffer.U2[6];
+	h0 = PacketBuffer.U2[7];
+
+	if( (x0==x1) && (y0==y1) ) return;
+	if ((w0<=0) || (h0<=0)) return;
+	
+	if (((y0+h0)>512)||((x0+w0)>1024)||((y1+h0)>512)||((x1+w0)>1024))
+	{
+		u16 *psxVuw=GPU_FrameBuffer;
+		u32 i,j;
+	    for(j=0;j<h0;j++)
+		 for(i=0;i<w0;i++)
+		  psxVuw [(1024*((y1+j)&511))+((x1+i)&0x3ff)]=
+		   psxVuw[(1024*((y0+j)&511))+((x0+i)&0x3ff)];
+	}
+	else if ((x0&1)||(x1&1))
+	{
+		u16 *lpDst, *lpSrc;
+		lpDst = lpSrc = (u16*)GPU_FrameBuffer;
+		lpSrc += FRAME_OFFSET(x0, y0);
+		lpDst += FRAME_OFFSET(x1, y1);
+		x1 = FRAME_WIDTH - w0;
+		do {
+			x0=w0;
+			do { *lpDst++ = *lpSrc++; } while (--x0);
+			lpDst += x1;
+			lpSrc += x1;
+		} while (--h0);
+	}
+	else
+	{
+		u32 *lpDst, *lpSrc;
+		lpDst = lpSrc = (u32*)(void*)GPU_FrameBuffer;
+		lpSrc += ((FRAME_OFFSET(x0, y0))>>1);
+		lpDst += ((FRAME_OFFSET(x1, y1))>>1);
+		if (w0&1)
+		{
+			x1 = (FRAME_WIDTH - w0 +1)>>1;
+			w0>>=1;
+			if (!w0) {
+				do {
+					*((u16*)lpDst) = *((u16*)lpSrc);
+					lpDst += x1;
+					lpSrc += x1;
+				} while (--h0);
+			} else
+			do {
+				x0=w0;
+				do { *lpDst++ = *lpSrc++; } while (--x0);
+				*((u16*)lpDst) = *((u16*)lpSrc);
+				lpDst += x1;
+				lpSrc += x1;
+			} while (--h0);
+		}
+		else
+		{
+			x1 = (FRAME_WIDTH - w0)>>1;
+			w0>>=1;
+			do {
+				x0=w0;
+				do { *lpDst++ = *lpSrc++; } while (--x0);
+				lpDst += x1;
+				lpSrc += x1;
+			} while (--h0);
+		}
+	}
+}
+
+INLINE void gpuClearImage(void)
+{
+	s32   x0, y0, w0, h0;
+	x0 = PacketBuffer.S2[2];
+	y0 = PacketBuffer.S2[3];
+	w0 = PacketBuffer.S2[4] & 0x3ff;
+	h0 = PacketBuffer.S2[5] & 0x3ff;
+	 
+	w0 += x0;
+	if (x0 < 0) x0 = 0;
+	if (w0 > FRAME_WIDTH) w0 = FRAME_WIDTH;
+	w0 -= x0;
+	if (w0 <= 0) return;
+	h0 += y0;
+	if (y0 < 0) y0 = 0;
+	if (h0 > FRAME_HEIGHT) h0 = FRAME_HEIGHT;
+	h0 -= y0;
+	if (h0 <= 0) return;
+
+	if (x0&1)
+	{
+		u16* pixel = (u16*)GPU_FrameBuffer + FRAME_OFFSET(x0, y0);
+		u16 rgb = GPU_RGB16(PacketBuffer.S4[0]);
+		y0 = FRAME_WIDTH - w0;
+		do {
+			x0=w0;
+			do { *pixel++ = rgb; } while (--x0);
+			pixel += y0;
+		} while (--h0);
+	}
+	else
+	{
+		u32* pixel = (u32*)(void*)GPU_FrameBuffer + ((FRAME_OFFSET(x0, y0))>>1);
+		u32 rgb = GPU_RGB16(PacketBuffer.S4[0]);
+		rgb |= (rgb<<16);
+		if (w0&1)
+		{
+			y0 = (FRAME_WIDTH - w0 +1)>>1;
+			w0>>=1;
+			do {
+				x0=w0;
+				do { *pixel++ = rgb; } while (--x0);
+				*((u16*)pixel) = (u16)rgb;
+				pixel += y0;
+			} while (--h0);
+		}
+		else
+		{
+			y0 = (FRAME_WIDTH - w0)>>1;
+			w0>>=1;
+			do {
+				x0=w0;
+				do { *pixel++ = rgb; } while (--x0);
+				pixel += y0;
+			} while (--h0);
+		}
+	}
+}