--- /dev/null
+/***************************************************************************
+* Copyright (C) 2010 PCSX4ALL Team *
+* Copyright (C) 2010 Unai *
+* Copyright (C) 2011 notaz *
+* *
+* 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. *
+***************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../gpulib/gpu.h"
+#include "arm_features.h"
+
+#define u8 uint8_t
+#define s8 int8_t
+#define u16 uint16_t
+#define s16 int16_t
+#define u32 uint32_t
+#define s32 int32_t
+#define s64 int64_t
+
+#define INLINE static
+
+#define FRAME_BUFFER_SIZE (1024*512*2)
+#define FRAME_WIDTH 1024
+#define FRAME_HEIGHT 512
+#define FRAME_OFFSET(x,y) (((y)<<10)+(x))
+
+#define isSkip 0 /* skip frame (info coming from GPU) */
+#define alt_fps 0
+static int linesInterlace; /* internal lines interlace */
+static int force_interlace;
+
+static bool light = true; /* lighting */
+static bool blend = true; /* blending */
+static bool FrameToRead = false; /* load image in progress */
+static bool FrameToWrite = false; /* store image in progress */
+
+static bool enableAbbeyHack = false; /* Abe's Odyssey hack */
+
+static u8 BLEND_MODE;
+static u8 TEXT_MODE;
+static u8 Masking;
+
+static u16 PixelMSB;
+static u16 PixelData;
+
+///////////////////////////////////////////////////////////////////////////////
+// GPU Global data
+///////////////////////////////////////////////////////////////////////////////
+
+// Dma Transfers info
+static s32 px,py;
+static s32 x_end,y_end;
+static u16* pvram;
+
+static s32 PacketCount;
+static s32 PacketIndex;
+
+// Rasterizer status
+static u32 TextureWindow [4];
+static u32 DrawingArea [4];
+static u32 DrawingOffset [2];
+
+static u16* TBA;
+static u16* CBA;
+
+// Inner Loops
+static s32 u4, du4;
+static s32 v4, dv4;
+static s32 r4, dr4;
+static s32 g4, dg4;
+static s32 b4, db4;
+static u32 lInc;
+static u32 tInc, tMsk;
+
+union GPUPacket
+{
+ u32 U4[16];
+ s32 S4[16];
+ u16 U2[32];
+ s16 S2[32];
+ u8 U1[64];
+ s8 S1[64];
+};
+
+static GPUPacket PacketBuffer;
+static u16 *GPU_FrameBuffer;
+static u32 GPU_GP1;
+
+///////////////////////////////////////////////////////////////////////////////
+
+#include "gpu_fixedpoint.h"
+
+// Inner loop driver instanciation file
+#include "gpu_inner.h"
+
+// GPU Raster Macros
+#define GPU_RGB16(rgb) ((((rgb)&0xF80000)>>9)|(((rgb)&0xF800)>>6)|(((rgb)&0xF8)>>3))
+
+#define GPU_EXPANDSIGN(x) (((s32)(x)<<21)>>21)
+
+#define CHKMAX_X 1024
+#define CHKMAX_Y 512
+
+#define GPU_SWAP(a,b,t) {(t)=(a);(a)=(b);(b)=(t);}
+
+// GPU internal image drawing functions
+#include "gpu_raster_image.h"
+
+// GPU internal line drawing functions
+#include "gpu_raster_line.h"
+
+// GPU internal polygon drawing functions
+#include "gpu_raster_polygon.h"
+
+// GPU internal sprite drawing functions
+#include "gpu_raster_sprite.h"
+
+// GPU command buffer execution/store
+#include "gpu_command.h"
+
+/////////////////////////////////////////////////////////////////////////////
+
+int renderer_init(void)
+{
+ GPU_FrameBuffer = (u16 *)gpu.vram;
+
+ // s_invTable
+ for(int i=1;i<=(1<<TABLE_BITS);++i)
+ {
+ double v = 1.0 / double(i);
+ #ifdef GPU_TABLE_10_BITS
+ v *= double(0xffffffff>>1);
+ #else
+ v *= double(0x80000000);
+ #endif
+ s_invTable[i-1]=s32(v);
+ }
+
+ return 0;
+}
+
+void renderer_finish(void)
+{
+}
+
+void renderer_notify_res_change(void)
+{
+}
+
+void renderer_notify_scanout_change(int x, int y)
+{
+}
+
+extern const unsigned char cmd_lengths[256];
+
+int do_cmd_list(unsigned int *list, int list_len, int *last_cmd)
+{
+ unsigned int cmd = 0, len, i;
+ unsigned int *list_start = list;
+ unsigned int *list_end = list + list_len;
+
+ linesInterlace = force_interlace;
+#ifdef HAVE_PRE_ARMV7 /* XXX */
+ linesInterlace |= !!(gpu.status & PSX_GPU_STATUS_INTERLACE);
+#endif
+
+ for (; list < list_end; list += 1 + len)
+ {
+ cmd = *list >> 24;
+ len = cmd_lengths[cmd];
+ if (list + 1 + len > list_end) {
+ cmd = -1;
+ break;
+ }
+
+ #define PRIM cmd
+ PacketBuffer.U4[0] = list[0];
+ for (i = 1; i <= len; i++)
+ PacketBuffer.U4[i] = list[i];
+
+ switch (cmd)
+ {
+ case 0x02:
+ gpuClearImage();
+ break;
+
+ case 0x20:
+ case 0x21:
+ case 0x22:
+ case 0x23:
+ gpuDrawF3(gpuPolySpanDrivers [Blending_Mode | Masking | Blending | PixelMSB]);
+ break;
+
+ case 0x24:
+ case 0x25:
+ case 0x26:
+ case 0x27:
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture(PacketBuffer.U4[4] >> 16);
+ if ((PacketBuffer.U1[0]>0x5F) && (PacketBuffer.U1[1]>0x5F) && (PacketBuffer.U1[2]>0x5F))
+ gpuDrawFT3(gpuPolySpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | PixelMSB]);
+ else
+ gpuDrawFT3(gpuPolySpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | Lighting | PixelMSB]);
+ break;
+
+ case 0x28:
+ case 0x29:
+ case 0x2A:
+ case 0x2B: {
+ const PP gpuPolySpanDriver = gpuPolySpanDrivers [Blending_Mode | Masking | Blending | PixelMSB];
+ gpuDrawF3(gpuPolySpanDriver);
+ PacketBuffer.U4[1] = PacketBuffer.U4[4];
+ gpuDrawF3(gpuPolySpanDriver);
+ break;
+ }
+
+ case 0x2C:
+ case 0x2D:
+ case 0x2E:
+ case 0x2F: {
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture(PacketBuffer.U4[4] >> 16);
+ PP gpuPolySpanDriver;
+ if ((PacketBuffer.U1[0]>0x5F) && (PacketBuffer.U1[1]>0x5F) && (PacketBuffer.U1[2]>0x5F))
+ gpuPolySpanDriver = gpuPolySpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | PixelMSB];
+ else
+ gpuPolySpanDriver = gpuPolySpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | Lighting | PixelMSB];
+ gpuDrawFT3(gpuPolySpanDriver);
+ PacketBuffer.U4[1] = PacketBuffer.U4[7];
+ PacketBuffer.U4[2] = PacketBuffer.U4[8];
+ gpuDrawFT3(gpuPolySpanDriver);
+ break;
+ }
+
+ case 0x30:
+ case 0x31:
+ case 0x32:
+ case 0x33:
+ gpuDrawG3(gpuPolySpanDrivers [Blending_Mode | Masking | Blending | 129 | PixelMSB]);
+ break;
+
+ case 0x34:
+ case 0x35:
+ case 0x36:
+ case 0x37:
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture (PacketBuffer.U4[5] >> 16);
+ gpuDrawGT3(gpuPolySpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | ((Lighting)?129:0) | PixelMSB]);
+ break;
+
+ case 0x38:
+ case 0x39:
+ case 0x3A:
+ case 0x3B: {
+ const PP gpuPolySpanDriver = gpuPolySpanDrivers [Blending_Mode | Masking | Blending | 129 | PixelMSB];
+ gpuDrawG3(gpuPolySpanDriver);
+ PacketBuffer.U4[0] = PacketBuffer.U4[6];
+ PacketBuffer.U4[1] = PacketBuffer.U4[7];
+ gpuDrawG3(gpuPolySpanDriver);
+ break;
+ }
+
+ case 0x3C:
+ case 0x3D:
+ case 0x3E:
+ case 0x3F: {
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture (PacketBuffer.U4[5] >> 16);
+ const PP gpuPolySpanDriver = gpuPolySpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | ((Lighting)?129:0) | PixelMSB];
+ gpuDrawGT3(gpuPolySpanDriver);
+ PacketBuffer.U4[0] = PacketBuffer.U4[9];
+ PacketBuffer.U4[1] = PacketBuffer.U4[10];
+ PacketBuffer.U4[2] = PacketBuffer.U4[11];
+ gpuDrawGT3(gpuPolySpanDriver);
+ break;
+ }
+
+ case 0x40:
+ case 0x41:
+ case 0x42:
+ case 0x43:
+ gpuDrawLF(gpuPixelDrivers [ (Blending_Mode | Masking | Blending | (PixelMSB>>3)) >> 1]);
+ break;
+
+ case 0x48 ... 0x4F:
+ {
+ u32 num_vertexes = 1;
+ u32 *list_position = &(list[2]);
+
+ gpuDrawLF(gpuPixelDrivers [ (Blending_Mode | Masking | Blending | (PixelMSB>>3)) >> 1]);
+
+ while(1)
+ {
+ PacketBuffer.U4[1] = PacketBuffer.U4[2];
+ PacketBuffer.U4[2] = *list_position++;
+ gpuDrawLF(gpuPixelDrivers [ (Blending_Mode | Masking | Blending | (PixelMSB>>3)) >> 1]);
+
+ num_vertexes++;
+ if(list_position >= list_end) {
+ cmd = -1;
+ goto breakloop;
+ }
+ if((*list_position & 0xf000f000) == 0x50005000)
+ break;
+ }
+
+ len += (num_vertexes - 2);
+ break;
+ }
+
+ case 0x50:
+ case 0x51:
+ case 0x52:
+ case 0x53:
+ gpuDrawLG(gpuPixelDrivers [ (Blending_Mode | Masking | Blending | (PixelMSB>>3)) >> 1]);
+ break;
+
+ case 0x58 ... 0x5F:
+ {
+ u32 num_vertexes = 1;
+ u32 *list_position = &(list[2]);
+
+ gpuDrawLG(gpuPixelDrivers [ (Blending_Mode | Masking | Blending | (PixelMSB>>3)) >> 1]);
+
+ while(1)
+ {
+ PacketBuffer.U4[0] = PacketBuffer.U4[2];
+ PacketBuffer.U4[1] = PacketBuffer.U4[3];
+ PacketBuffer.U4[2] = *list_position++;
+ PacketBuffer.U4[3] = *list_position++;
+ gpuDrawLG(gpuPixelDrivers [ (Blending_Mode | Masking | Blending | (PixelMSB>>3)) >> 1]);
+
+ num_vertexes++;
+ if(list_position >= list_end) {
+ cmd = -1;
+ goto breakloop;
+ }
+ if((*list_position & 0xf000f000) == 0x50005000)
+ break;
+ }
+
+ len += (num_vertexes - 2) * 2;
+ break;
+ }
+
+ case 0x60:
+ case 0x61:
+ case 0x62:
+ case 0x63:
+ gpuDrawT(gpuTileSpanDrivers [Blending_Mode | Masking | Blending | (PixelMSB>>3)]);
+ break;
+
+ case 0x64:
+ case 0x65:
+ case 0x66:
+ case 0x67:
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture (GPU_GP1);
+ if ((PacketBuffer.U1[0]>0x5F) && (PacketBuffer.U1[1]>0x5F) && (PacketBuffer.U1[2]>0x5F))
+ gpuDrawS(gpuSpriteSpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | (enableAbbeyHack<<7) | PixelMSB]);
+ else
+ gpuDrawS(gpuSpriteSpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | Lighting | (enableAbbeyHack<<7) | PixelMSB]);
+ break;
+
+ case 0x68:
+ case 0x69:
+ case 0x6A:
+ case 0x6B:
+ PacketBuffer.U4[2] = 0x00010001;
+ gpuDrawT(gpuTileSpanDrivers [Blending_Mode | Masking | Blending | (PixelMSB>>3)]);
+ break;
+
+ case 0x70:
+ case 0x71:
+ case 0x72:
+ case 0x73:
+ PacketBuffer.U4[2] = 0x00080008;
+ gpuDrawT(gpuTileSpanDrivers [Blending_Mode | Masking | Blending | (PixelMSB>>3)]);
+ break;
+
+ case 0x74:
+ case 0x75:
+ case 0x76:
+ case 0x77:
+ PacketBuffer.U4[3] = 0x00080008;
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture (GPU_GP1);
+ if ((PacketBuffer.U1[0]>0x5F) && (PacketBuffer.U1[1]>0x5F) && (PacketBuffer.U1[2]>0x5F))
+ gpuDrawS(gpuSpriteSpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | (enableAbbeyHack<<7) | PixelMSB]);
+ else
+ gpuDrawS(gpuSpriteSpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | Lighting | (enableAbbeyHack<<7) | PixelMSB]);
+ break;
+
+ case 0x78:
+ case 0x79:
+ case 0x7A:
+ case 0x7B:
+ PacketBuffer.U4[2] = 0x00100010;
+ gpuDrawT(gpuTileSpanDrivers [Blending_Mode | Masking | Blending | (PixelMSB>>3)]);
+ break;
+
+ case 0x7C:
+ case 0x7D:
+#ifdef __arm__
+ if ((GPU_GP1 & 0x180) == 0 && (Masking | PixelMSB) == 0)
+ {
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture (GPU_GP1);
+ gpuDrawS16();
+ break;
+ }
+ // fallthrough
+#endif
+ case 0x7E:
+ case 0x7F:
+ PacketBuffer.U4[3] = 0x00100010;
+ gpuSetCLUT (PacketBuffer.U4[2] >> 16);
+ gpuSetTexture (GPU_GP1);
+ if ((PacketBuffer.U1[0]>0x5F) && (PacketBuffer.U1[1]>0x5F) && (PacketBuffer.U1[2]>0x5F))
+ gpuDrawS(gpuSpriteSpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | (enableAbbeyHack<<7) | PixelMSB]);
+ else
+ gpuDrawS(gpuSpriteSpanDrivers [Blending_Mode | TEXT_MODE | Masking | Blending | Lighting | (enableAbbeyHack<<7) | PixelMSB]);
+ break;
+
+#ifdef TEST
+ case 0x80: // vid -> vid
+ gpuMoveImage(); // prim handles updateLace && skip
+ break;
+ case 0xA0: // sys -> vid
+ {
+ u32 load_width = list[2] & 0xffff;
+ u32 load_height = list[2] >> 16;
+ u32 load_size = load_width * load_height;
+
+ len += load_size / 2;
+ break;
+ }
+ case 0xC0:
+ break;
+#else
+ case 0x80 ... 0x9F: // vid -> vid
+ case 0xA0 ... 0xBF: // sys -> vid
+ case 0xC0 ... 0xDF: // vid -> sys
+ // Handled by gpulib
+ goto breakloop;
+#endif
+ case 0xE1: {
+ const u32 temp = PacketBuffer.U4[0];
+ GPU_GP1 = (GPU_GP1 & ~0x000007FF) | (temp & 0x000007FF);
+ gpuSetTexture(temp);
+ gpu.ex_regs[1] = temp;
+ break;
+ }
+ case 0xE2: {
+ static const u8 TextureMask[32] = {
+ 255, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7,
+ 127, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7
+ };
+ const u32 temp = PacketBuffer.U4[0];
+ TextureWindow[0] = ((temp >> 10) & 0x1F) << 3;
+ TextureWindow[1] = ((temp >> 15) & 0x1F) << 3;
+ TextureWindow[2] = TextureMask[(temp >> 0) & 0x1F];
+ TextureWindow[3] = TextureMask[(temp >> 5) & 0x1F];
+ gpuSetTexture(GPU_GP1);
+ gpu.ex_regs[2] = temp;
+ break;
+ }
+ case 0xE3: {
+ const u32 temp = PacketBuffer.U4[0];
+ DrawingArea[0] = temp & 0x3FF;
+ DrawingArea[1] = (temp >> 10) & 0x3FF;
+ gpu.ex_regs[3] = temp;
+ break;
+ }
+ case 0xE4: {
+ const u32 temp = PacketBuffer.U4[0];
+ DrawingArea[2] = (temp & 0x3FF) + 1;
+ DrawingArea[3] = ((temp >> 10) & 0x3FF) + 1;
+ gpu.ex_regs[4] = temp;
+ break;
+ }
+ case 0xE5: {
+ const u32 temp = PacketBuffer.U4[0];
+ DrawingOffset[0] = ((s32)temp<<(32-11))>>(32-11);
+ DrawingOffset[1] = ((s32)temp<<(32-22))>>(32-11);
+ gpu.ex_regs[5] = temp;
+ break;
+ }
+ case 0xE6: {
+ const u32 temp = PacketBuffer.U4[0];
+ Masking = (temp & 0x2) << 1;
+ PixelMSB =(temp & 0x1) << 8;
+ gpu.ex_regs[6] = temp;
+ break;
+ }
+ }
+ }
+
+breakloop:
+ gpu.ex_regs[1] &= ~0x1ff;
+ gpu.ex_regs[1] |= GPU_GP1 & 0x1ff;
+
+ *last_cmd = cmd;
+ return list - list_start;
+}
+
+void renderer_sync_ecmds(uint32_t *ecmds)
+{
+ int dummy;
+ do_cmd_list(&ecmds[1], 6, &dummy);
+}
+
+void renderer_update_caches(int x, int y, int w, int h, int state_changed)
+{
+}
+
+void renderer_flush_queues(void)
+{
+}
+
+void renderer_set_interlace(int enable, int is_odd)
+{
+}
+
+#ifndef TEST
+
+#include "../../frontend/plugin_lib.h"
+
+void renderer_set_config(const struct rearmed_cbs *cbs)
+{
+ force_interlace = cbs->gpu_unai_old.lineskip;
+ enableAbbeyHack = cbs->gpu_unai_old.abe_hack;
+ light = !cbs->gpu_unai_old.no_light;
+ blend = !cbs->gpu_unai_old.no_blend;
+
+ GPU_FrameBuffer = (u16 *)gpu.vram;
+}
+
+#endif
+
+// vim:shiftwidth=2:expandtab
notaz.gp2x.de / pcsx_rearmed.git / blobdiff