+++ /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. *
-***************************************************************************/
-
-#ifndef __GPU_UNAI_GPU_RASTER_SPRITE_H__
-#define __GPU_UNAI_GPU_RASTER_SPRITE_H__
-
-///////////////////////////////////////////////////////////////////////////////
-// GPU internal sprite drawing functions
-
-void gpuDrawS(PtrUnion packet, const PS gpuSpriteSpanDriver)
-{
- s32 x0, x1, y0, y1;
- u32 u0, v0;
-
- //NOTE: Must 11-bit sign-extend the whole sum here, not just packet X/Y,
- // or sprites in 1st level of SkullMonkeys disappear when walking right.
- // This now matches behavior of Mednafen and PCSX Rearmed's gpu_neon:
- x0 = GPU_EXPANDSIGN(packet.S2[2] + gpu_senquack.DrawingOffset[0]);
- y0 = GPU_EXPANDSIGN(packet.S2[3] + gpu_senquack.DrawingOffset[1]);
-
- u32 w = packet.U2[6] & 0x3ff; // Max width is 1023
- u32 h = packet.U2[7] & 0x1ff; // Max height is 511
- x1 = x0 + w;
- y1 = y0 + h;
-
- s32 xmin, xmax, ymin, ymax;
- xmin = gpu_senquack.DrawingArea[0]; xmax = gpu_senquack.DrawingArea[2];
- ymin = gpu_senquack.DrawingArea[1]; ymax = gpu_senquack.DrawingArea[3];
-
- u0 = packet.U1[8];
- v0 = packet.U1[9];
-
- 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;
-
- gpu_senquack.r5 = packet.U1[0] >> 3;
- gpu_senquack.g5 = packet.U1[1] >> 3;
- gpu_senquack.b5 = packet.U1[2] >> 3;
-
- u16 *Pixel = &((u16*)gpu_senquack.vram)[FRAME_OFFSET(x0, y0)];
- const int li=gpu_senquack.ilace_mask;
- const int pi=(ProgressiveInterlaceEnabled()?(gpu_senquack.ilace_mask+1):0);
- const int pif=(ProgressiveInterlaceEnabled()?(gpu_senquack.prog_ilace_flag?(gpu_senquack.ilace_mask+1):0):1);
- unsigned int tmode = gpu_senquack.TEXT_MODE >> 5;
- const u32 v0_mask = gpu_senquack.TextureWindow[3];
- u8* pTxt_base = (u8*)gpu_senquack.TBA;
-
- // Texture is accessed byte-wise, so adjust idx if 16bpp
- if (tmode == 3) u0 <<= 1;
-
- for (; y0<y1; ++y0) {
- u8* pTxt = pTxt_base + ((v0 & v0_mask) * 2048);
- if (!(y0&li) && (y0&pi)!=pif)
- gpuSpriteSpanDriver(Pixel, x1, pTxt, u0);
- Pixel += FRAME_WIDTH;
- v0++;
- }
-}
-
-#ifdef __arm__
-#include "gpu_arm.h"
-
-/* Notaz 4bit sprites optimization */
-void gpuDrawS16(PtrUnion packet)
-{
- s32 x0, y0;
- s32 u0, v0;
- s32 xmin, xmax;
- s32 ymin, ymax;
- u32 h = 16;
-
- //NOTE: Must 11-bit sign-extend the whole sum here, not just packet X/Y,
- // or sprites in 1st level of SkullMonkeys disappear when walking right.
- // This now matches behavior of Mednafen and PCSX Rearmed's gpu_neon:
- x0 = GPU_EXPANDSIGN(packet.S2[2] + gpu_senquack.DrawingOffset[0]);
- y0 = GPU_EXPANDSIGN(packet.S2[3] + gpu_senquack.DrawingOffset[1]);
-
- xmin = gpu_senquack.DrawingArea[0]; xmax = gpu_senquack.DrawingArea[2];
- ymin = gpu_senquack.DrawingArea[1]; ymax = gpu_senquack.DrawingArea[3];
- u0 = packet.U1[8];
- v0 = packet.U1[9];
-
- if (x0 > xmax - 16 || x0 < xmin ||
- ((u0 | v0) & 15) || !(gpu_senquack.TextureWindow[2] & gpu_senquack.TextureWindow[3] & 8)) {
- // send corner cases to general handler
- packet.U4[3] = 0x00100010;
- gpuDrawS(packet, 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_senquack.vram[FRAME_OFFSET(x0, y0)], &gpu_senquack.TBA[FRAME_OFFSET(u0/4, v0)], gpu_senquack.CBA, h);
-}
-#endif // __arm__
-
-void gpuDrawT(PtrUnion packet, const PT gpuTileSpanDriver)
-{
- s32 x0, x1, y0, y1;
-
- // This now matches behavior of Mednafen and PCSX Rearmed's gpu_neon:
- x0 = GPU_EXPANDSIGN(packet.S2[2] + gpu_senquack.DrawingOffset[0]);
- y0 = GPU_EXPANDSIGN(packet.S2[3] + gpu_senquack.DrawingOffset[1]);
-
- u32 w = packet.U2[4] & 0x3ff; // Max width is 1023
- u32 h = packet.U2[5] & 0x1ff; // Max height is 511
- x1 = x0 + w;
- y1 = y0 + h;
-
- s32 xmin, xmax, ymin, ymax;
- xmin = gpu_senquack.DrawingArea[0]; xmax = gpu_senquack.DrawingArea[2];
- ymin = gpu_senquack.DrawingArea[1]; ymax = gpu_senquack.DrawingArea[3];
-
- 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;
-
- const u16 Data = GPU_RGB16(packet.U4[0]);
- u16 *Pixel = &((u16*)gpu_senquack.vram)[FRAME_OFFSET(x0, y0)];
- const int li=gpu_senquack.ilace_mask;
- const int pi=(ProgressiveInterlaceEnabled()?(gpu_senquack.ilace_mask+1):0);
- const int pif=(ProgressiveInterlaceEnabled()?(gpu_senquack.prog_ilace_flag?(gpu_senquack.ilace_mask+1):0):1);
-
- for (; y0<y1; ++y0) {
- if (!(y0&li) && (y0&pi)!=pif)
- gpuTileSpanDriver(Pixel,x1,Data);
- Pixel += FRAME_WIDTH;
- }
-}
-
-#endif /* __GPU_UNAI_GPU_RASTER_SPRITE_H__ */
notaz.gp2x.de / pcsx_rearmed.git / blobdiff