accurate_sprites performance improvement, PSP is untested
[picodrive.git] / platform / gp2x / emu.c
index 3ee96f2..5f4a0e2 100644 (file)
@@ -53,6 +53,10 @@ char noticeMsg[64];                  // notice msg to draw
 unsigned char *PicoDraw2FB = NULL;  // temporary buffer for alt renderer\r
 int reset_timing = 0;\r
 \r
+#define PICO_PEN_ADJUST_X 4\r
+#define PICO_PEN_ADJUST_Y 2\r
+static int pico_pen_x = 320/2, pico_pen_y = 240/2, pico_inp_mode = 0;\r
+\r
 static void emu_msg_cb(const char *msg);\r
 static void emu_msg_tray_open(void);\r
 \r
@@ -141,7 +145,7 @@ void emu_prepareDefaultConfig(void)
        defaultConfig.s_PsndRate = 44100;\r
        defaultConfig.s_PicoRegion = 0; // auto\r
        defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP\r
-       defaultConfig.s_PicoCDBuffers = 64;\r
+       defaultConfig.s_PicoCDBuffers = 0;\r
        defaultConfig.Frameskip = -1; // auto\r
        defaultConfig.CPUclock = 200;\r
        defaultConfig.volume = 50;\r
@@ -197,7 +201,7 @@ void osd_text(int x, int y, const char *text)
        }\r
 }\r
 \r
-static void cd_leds(void)\r
+static void draw_cd_leds(void)\r
 {\r
 //     static\r
        int old_reg;\r
@@ -225,18 +229,37 @@ static void cd_leds(void)
        }\r
 }\r
 \r
-static int EmuScan16(unsigned int num, void *sdata)\r
+static void draw_pico_ptr(void)\r
+{\r
+       unsigned short *p = (unsigned short *)gp2x_screen;\r
+\r
+       // only if pen enabled and for 16bit modes\r
+       if (pico_inp_mode == 0 || (PicoOpt&0x10) || !(currentConfig.EmuOpt&0x80)) return;\r
+\r
+       if (!(Pico.video.reg[12]&1) && !(PicoOpt&POPT_DIS_32C_BORDER))\r
+               p += 32;\r
+\r
+       p += 320 * (pico_pen_y + PICO_PEN_ADJUST_Y);\r
+       p += pico_pen_x + PICO_PEN_ADJUST_X;\r
+       p[0]   ^= 0xffff;\r
+       p[319] ^= 0xffff;\r
+       p[320] ^= 0xffff;\r
+       p[321] ^= 0xffff;\r
+       p[640] ^= 0xffff;\r
+}\r
+\r
+static int EmuScanBegin16(unsigned int num)\r
 {\r
        if (!(Pico.video.reg[1]&8)) num += 8;\r
-       DrawLineDest = (unsigned short *) gp2x_screen + 320*(num+1);\r
+       DrawLineDest = (unsigned short *) gp2x_screen + 320 * num;\r
 \r
        return 0;\r
 }\r
 \r
-static int EmuScan8(unsigned int num, void *sdata)\r
+static int EmuScanBegin8(unsigned int num)\r
 {\r
        if (!(Pico.video.reg[1]&8)) num += 8;\r
-       DrawLineDest = (unsigned char *)  gp2x_screen + 320*(num+1);\r
+       DrawLineDest = (unsigned char *)  gp2x_screen + 320 * num;\r
 \r
        return 0;\r
 }\r
@@ -266,27 +289,41 @@ static void blit(const char *fps, const char *notice)
        else if (!(emu_opt&0x80))\r
        {\r
                // 8bit accurate renderer\r
-               if (Pico.m.dirtyPal) {\r
+               if (Pico.m.dirtyPal)\r
+               {\r
+                       int pallen = 0x40;\r
                        Pico.m.dirtyPal = 0;\r
-                       if(Pico.video.reg[0xC]&8) { // shadow/hilight mode\r
+                       if (Pico.video.reg[0xC]&8) // shadow/hilight mode\r
+                       {\r
                                vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
                                vidConvCpyRGB32sh(localPal+0x40, Pico.cram, 0x40);\r
                                vidConvCpyRGB32hi(localPal+0x80, Pico.cram, 0x40);\r
                                memcpy32(localPal+0xc0, localPal+0x40, 0x40);\r
-                               localPal[0xc0] = 0x0000c000;\r
-                               localPal[0xd0] = 0x00c00000;\r
-                               localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
-                               localPal[0xf0] = 0x00ffffff;\r
-                               gp2x_video_setpalette(localPal, 0x100);\r
-                       } else if (rendstatus & 0x20) { // mid-frame palette changes\r
+                               pallen = 0x100;\r
+                       }\r
+                       else if (rendstatus & PDRAW_ACC_SPRITES) {\r
+                               vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
+                               memcpy32(localPal+0x40, localPal, 0x40);\r
+                               memcpy32(localPal+0x80, localPal, 0x40);\r
+                               memcpy32(localPal+0xc0, localPal, 0x40);\r
+                               pallen = 0x100;\r
+                       }\r
+                       else if (rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes\r
                                vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
                                vidConvCpyRGB32(localPal+0x40, HighPal, 0x40);\r
                                vidConvCpyRGB32(localPal+0x80, HighPal+0x40, 0x40);\r
-                               gp2x_video_setpalette(localPal, 0xc0);\r
-                       } else {\r
+                               pallen = 0xc0;\r
+                       }\r
+                       else {\r
                                vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
-                               gp2x_video_setpalette(localPal, 0x40);\r
                        }\r
+                       if (pallen > 0xc0) {\r
+                               localPal[0xc0] = 0x0000c000;\r
+                               localPal[0xd0] = 0x00c00000;\r
+                               localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
+                               localPal[0xf0] = 0x00ffffff;\r
+                       }\r
+                       gp2x_video_setpalette(localPal, pallen);\r
                }\r
        }\r
 \r
@@ -297,8 +334,10 @@ static void blit(const char *fps, const char *notice)
                if (emu_opt & 2)\r
                        osd_text(osd_fps_x, h, fps);\r
        }\r
-       if ((emu_opt & 0x400) && (PicoMCD & 1))\r
-               cd_leds();\r
+       if ((emu_opt & 0x400) && (PicoAHW & PAHW_MCD))\r
+               draw_cd_leds();\r
+       if (PicoAHW & PAHW_PICO)\r
+               draw_pico_ptr();\r
 \r
        //gp2x_video_wait_vsync();\r
        gp2x_video_flip();\r
@@ -339,13 +378,11 @@ static void vidResetMode(void)
        } else if (currentConfig.EmuOpt&0x80) {\r
                gp2x_video_changemode(16);\r
                PicoDrawSetColorFormat(1);\r
-               PicoScan = EmuScan16;\r
-               PicoScan(0, 0);\r
+               PicoScanBegin = EmuScanBegin16;\r
        } else {\r
                gp2x_video_changemode(8);\r
                PicoDrawSetColorFormat(2);\r
-               PicoScan = EmuScan8;\r
-               PicoScan(0, 0);\r
+               PicoScanBegin = EmuScanBegin8;\r
        }\r
        if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r
                // setup pal for 8-bit modes\r
@@ -397,6 +434,50 @@ static void emu_msg_tray_open(void)
        gettimeofday(&noticeMsgTime, 0);\r
 }\r
 \r
+static void RunEventsPico(unsigned int events, unsigned int gp2x_keys)\r
+{\r
+       if (events & (1 << 3)) {\r
+               pico_inp_mode++;\r
+               if (pico_inp_mode > 2) pico_inp_mode = 0;\r
+               switch (pico_inp_mode) {\r
+                       case 2: strcpy(noticeMsg, "Input: Pen on Pad      "); break;\r
+                       case 1: strcpy(noticeMsg, "Input: Pen on Storyware"); break;\r
+                       case 0: strcpy(noticeMsg, "Input: Joytick         ");\r
+                               PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r
+                               break;\r
+               }\r
+               gettimeofday(&noticeMsgTime, 0);\r
+       }\r
+       if (events & (1 << 4)) {\r
+               PicoPicohw.page--;\r
+               if (PicoPicohw.page < 0) PicoPicohw.page = 0;\r
+               sprintf(noticeMsg, "Page %i                 ", PicoPicohw.page);\r
+               gettimeofday(&noticeMsgTime, 0);\r
+       }\r
+       if (events & (1 << 5)) {\r
+               PicoPicohw.page++;\r
+               if (PicoPicohw.page > 6) PicoPicohw.page = 6;\r
+               sprintf(noticeMsg, "Page %i                 ", PicoPicohw.page);\r
+               gettimeofday(&noticeMsgTime, 0);\r
+       }\r
+       if (pico_inp_mode != 0) {\r
+               PicoPad[0] &= ~0x0f; // release UDLR\r
+               if (gp2x_keys & GP2X_UP)   { pico_pen_y--; if (pico_pen_y < 0) pico_pen_y = 0; }\r
+               if (gp2x_keys & GP2X_DOWN) { pico_pen_y++; if (pico_pen_y > 239-PICO_PEN_ADJUST_Y) pico_pen_y = 239-PICO_PEN_ADJUST_Y; }\r
+               if (gp2x_keys & GP2X_LEFT) { pico_pen_x--; if (pico_pen_x < 0) pico_pen_x = 0; }\r
+               if (gp2x_keys & GP2X_RIGHT) {\r
+                       int lim = (Pico.video.reg[12]&1) ? 319 : 255;\r
+                       pico_pen_x++;\r
+                       if (pico_pen_x > lim-PICO_PEN_ADJUST_X)\r
+                               pico_pen_x = lim-PICO_PEN_ADJUST_X;\r
+               }\r
+               PicoPicohw.pen_pos[0] = pico_pen_x;\r
+               if (!(Pico.video.reg[12]&1)) PicoPicohw.pen_pos[0] += pico_pen_x/4;\r
+               PicoPicohw.pen_pos[0] += 0x3c;\r
+               PicoPicohw.pen_pos[1] = pico_inp_mode == 1 ? (0x2f8 + pico_pen_y) : (0x1fc + pico_pen_y);\r
+       }\r
+}\r
+\r
 static void update_volume(int has_changed, int is_up)\r
 {\r
        static int prev_frame = 0, wait_frames = 0;\r
@@ -466,9 +547,11 @@ static void RunEvents(unsigned int which)
                                 (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) { // save\r
                        unsigned long keys;\r
                        blit("", (which & 0x1000) ? "LOAD STATE? (Y=yes, X=no)" : "OVERWRITE SAVE? (Y=yes, X=no)");\r
-                       while( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) )\r
+                       while ( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) )\r
                                usleep(50*1024);\r
                        if (keys & GP2X_X) do_it = 0;\r
+                       while ( gp2x_joystick_read(1) & (GP2X_X|GP2X_Y) ) // wait for release\r
+                               usleep(50*1024);\r
                        clearArea(0);\r
                }\r
                if (do_it) {\r
@@ -516,11 +599,10 @@ static void RunEvents(unsigned int which)
        }\r
 }\r
 \r
-\r
 static void updateKeys(void)\r
 {\r
-       unsigned long keys, allActions[2] = { 0, 0 }, events;\r
-       static unsigned long prevEvents = 0;\r
+       unsigned int keys, keys2, allActions[2] = { 0, 0 }, events;\r
+       static unsigned int prevEvents = 0;\r
        int joy, i;\r
 \r
        keys = gp2x_joystick_read(0);\r
@@ -531,10 +613,11 @@ static void updateKeys(void)
        }\r
 \r
        keys &= CONFIGURABLE_KEYS;\r
+       keys2 = keys;\r
 \r
        for (i = 0; i < 32; i++)\r
        {\r
-               if (keys & (1 << i))\r
+               if (keys2 & (1 << i))\r
                {\r
                        int pl, acts = currentConfig.KeyBinds[i];\r
                        if (!acts) continue;\r
@@ -545,9 +628,9 @@ static void updateKeys(void)
                                // let's try to find the other one\r
                                if (acts_c) {\r
                                        for (; u < 32; u++)\r
-                                               if ( (keys & (1 << u)) && (currentConfig.KeyBinds[u] & acts_c) ) {\r
+                                               if ( (keys2 & (1 << u)) && (currentConfig.KeyBinds[u] & acts_c) ) {\r
                                                        allActions[pl] |= acts_c & currentConfig.KeyBinds[u];\r
-                                                       keys &= ~((1 << i) | (1 << u));\r
+                                                       keys2 &= ~((1 << i) | (1 << u));\r
                                                        break;\r
                                                }\r
                                }\r
@@ -565,9 +648,9 @@ static void updateKeys(void)
        {\r
                gp2x_usbjoy_update();\r
                for (joy = 0; joy < num_of_joys; joy++) {\r
-                       int keys = gp2x_usbjoy_check2(joy);\r
+                       int btns = gp2x_usbjoy_check2(joy);\r
                        for (i = 0; i < 32; i++) {\r
-                               if (keys & (1 << i)) {\r
+                               if (btns & (1 << i)) {\r
                                        int acts = currentConfig.JoyBinds[joy][i];\r
                                        int pl = (acts >> 16) & 1;\r
                                        allActions[pl] |= acts;\r
@@ -589,6 +672,10 @@ static void updateKeys(void)
                change_fast_forward(events & 0x40);\r
 \r
        events &= ~prevEvents;\r
+\r
+       if (PicoAHW == PAHW_PICO)\r
+               RunEventsPico(events, keys);\r
+\r
        if (events) RunEvents(events);\r
        if (movie_data) emu_updateMovie();\r
 \r
@@ -625,8 +712,7 @@ void emu_forcedFrame(void)
 \r
        //vidResetMode();\r
        PicoDrawSetColorFormat(1);\r
-       PicoScan = EmuScan16;\r
-       PicoScan(0, 0);\r
+       PicoScanBegin = EmuScanBegin16;\r
        Pico.m.dirtyPal = 1;\r
        PicoFrameDrawOnly();\r
 \r
@@ -782,7 +868,7 @@ void emu_Loop(void)
        }\r
 \r
        // prepare CD buffer\r
-       if (PicoMCD & 1) PicoCDBufferInit();\r
+       if (PicoAHW & PAHW_MCD) PicoCDBufferInit();\r
 \r
        // calc vsync offset to sync timing code with vsync\r
        if (currentConfig.EmuOpt&0x2000) {\r
@@ -865,9 +951,10 @@ void emu_Loop(void)
                        bench_fps += frames_shown;\r
                        sprintf(fpsbuff, "%02i/%02i/%02i", frames_shown, bench_fps_s, (bf[0]+bf[1]+bf[2]+bf[3])>>2);\r
 #else\r
-                       if (currentConfig.EmuOpt & 2)\r
+                       if (currentConfig.EmuOpt & 2) {\r
                                sprintf(fpsbuff, "%02i/%02i", frames_shown, frames_done);\r
-                       if (fpsbuff[5] == 0) { fpsbuff[5] = fpsbuff[6] = ' '; fpsbuff[7] = 0; }\r
+                               if (fpsbuff[5] == 0) { fpsbuff[5] = fpsbuff[6] = ' '; fpsbuff[7] = 0; }\r
+                       }\r
 #endif\r
                        frames_shown = frames_done = 0;\r
                        thissec = tval.tv_sec;\r
@@ -959,7 +1046,7 @@ void emu_Loop(void)
 \r
        change_fast_forward(0);\r
 \r
-       if (PicoMCD & 1) PicoCDBufferFree();\r
+       if (PicoAHW & PAHW_MCD) PicoCDBufferFree();\r
 \r
        // save SRAM\r
        if((currentConfig.EmuOpt & 1) && SRam.changed) {\r
@@ -976,7 +1063,7 @@ void emu_Loop(void)
 \r
 void emu_ResetGame(void)\r
 {\r
-       PicoReset(0);\r
+       PicoReset();\r
        reset_timing = 1;\r
 }\r
 \r