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-rw-r--r--Makefile.retrostone263
-rw-r--r--icon.pngbin0 -> 2130 bytes
-rwxr-xr-xpackage_OPK2
-rw-r--r--shell/menu/menu.c10
-rw-r--r--shell/other/compatibility_layer.c44
-rw-r--r--shell/scalers/scaler.c25
-rw-r--r--shell/video/gcw0/video_blit.c106
-rw-r--r--shell/video/gcw0/video_blit.h24
-rw-r--r--shell/video/retrostone/video_blit.c5
-rw-r--r--shell/video/sdl/video_blit.c18
10 files changed, 238 insertions, 59 deletions
diff --git a/Makefile.retrostone2 b/Makefile.retrostone2
new file mode 100644
index 0000000..a64a4cf
--- /dev/null
+++ b/Makefile.retrostone2
@@ -0,0 +1,63 @@
+PRGNAME = snes9x
+
+VIDEO_BACKEND = gcw0
+INPUT_BACKEND = sdl
+SOUND_BACKEND = sdl
+PROFILE = 0
+
+# define regarding OS, which compiler to use
+CC = /opt/retrostone2-toolchain/bin/arm-linux-gcc
+
+# change compilation / linking flag options
+CFLAGS = -DLSB_FIRST -I. -Ilibretro-common/include -Isrc -DINLINE="inline" -DRIGHTSHIFT_IS_SAR -DFAST_ALIGNED_LSB_WORD_ACCESS
+CFLAGS += -Isource -I./shell/emu -I./shell/scalers -I./shell/emu -I./shell/audio -I./shell/menu -I./shell/video/sdl -I./shell/input -Ishell/headers
+
+CFLAGS += -Ofast -fsingle-precision-constant -fno-PIC -flto
+CFLAGS += -falign-functions=1 -falign-jumps=1 -falign-loops=1 -falign-labels=1
+
+CFLAGS += -DNDEBUG -DLAGFIX -DGIT_VERSION=\"" c9b3980"\" -fno-builtin -fno-exceptions -ffunction-sections -std=gnu99
+CFLAGS += -Wall -Wextra -pedantic -Wno-implicit-function-declaration -Wno-implicit-fallthrough -Wno-sign-compare -Wno-unused-variable -Wno-unused-function -Wno-uninitialized -Wno-strict-aliasing -Wno-overflow -fno-strict-overflow
+
+ifeq ($(PROFILE), YES)
+CFLAGS += -fprofile-generate=/home/useless/profile
+else ifeq ($(PROFILE), APPLY)
+CFLAGS += -fprofile-use -fbranch-probabilities
+endif
+
+#-fprofile-generate=/mnt/int_sd/profile
+LDFLAGS = -lc -lgcc -lm -lSDL -no-pie -Wl,--as-needed -Wl,--gc-sections -s -flto
+ifeq ($(SOUND_BACKEND), portaudio)
+LDFLAGS += -lasound -lportaudio
+endif
+ifeq ($(SOUND_BACKEND), libao)
+LDFLAGS += -lao
+endif
+ifeq ($(SOUND_BACKEND), alsa)
+LDFLAGS += -lasound
+endif
+ifeq ($(SOUND_BACKEND), pulse)
+LDFLAGS += -lpulse -lpulse-simple
+endif
+
+ifeq ($(PROFILE), YES)
+LDFLAGS += -lgcov
+endif
+
+# Files to be compiled
+SRCDIR = ./source ./shell/emu ./shell/scalers ./shell/audio/$(SOUND_BACKEND) ./shell/menu ./shell/video/$(VIDEO_BACKEND) ./shell/input/$(INPUT_BACKEND) ./shell/other
+VPATH = $(SRCDIR)
+SRC_C = $(foreach dir, $(SRCDIR), $(wildcard $(dir)/*.c))
+SRC_CP = $(foreach dir, $(SRCDIR), $(wildcard $(dir)/*.cpp))
+OBJ_C = $(notdir $(patsubst %.c, %.o, $(SRC_C)))
+OBJ_CP = $(notdir $(patsubst %.cpp, %.o, $(SRC_CP)))
+OBJS = $(OBJ_C) $(OBJ_CP)
+
+# Rules to make executable
+$(PRGNAME): $(OBJS)
+ $(CC) $(CFLAGS) -o $(PRGNAME) $^ $(LDFLAGS)
+
+$(OBJ_C) : %.o : %.c
+ $(CC) $(CFLAGS) -c -o $@ $<
+
+clean:
+ rm -f $(PRGNAME)$(EXESUFFIX) *.o
diff --git a/icon.png b/icon.png
new file mode 100644
index 0000000..01a6dab
--- /dev/null
+++ b/icon.png
Binary files differ
diff --git a/package_OPK b/package_OPK
index bcdba1f..25a586d 100755
--- a/package_OPK
+++ b/package_OPK
@@ -2,7 +2,7 @@
mkdir -p opk
cp ./snes9x opk/snes9x
-cp ./snes9x.png opk/snes9x.png
+cp ./icon.png opk/icon.png
# https://unix.stackexchange.com/questions/219268/how-to-add-new-lines-when-using-echo
print()
diff --git a/shell/menu/menu.c b/shell/menu/menu.c
index a8c24b5..b79d5ab 100644
--- a/shell/menu/menu.c
+++ b/shell/menu/menu.c
@@ -261,8 +261,6 @@ static void Input_Remapping()
{
SDL_FillRect( backbuffer, NULL, 0 );
print_string("Please press button for mapping", TextWhite, TextBlue, 37, 108, backbuffer->pixels);
- bitmap_scale(0,0,320,240,sdl_screen->w,sdl_screen->h,320,0,(uint16_t* restrict)backbuffer->pixels,(uint16_t* restrict)sdl_screen->pixels);
-
while (SDL_PollEvent(&Event))
{
if (Event.type == SDL_KEYDOWN)
@@ -274,7 +272,7 @@ static void Input_Remapping()
}
}
}
- SDL_Flip(sdl_screen);
+ Update_Video_Menu();
}
break;
}
@@ -336,8 +334,7 @@ static void Input_Remapping()
if (currentselection == 12) print_string(text, TextRed, 0, 165, 65+2, backbuffer->pixels);
else print_string(text, TextWhite, 0, 165, 65+2, backbuffer->pixels);
- bitmap_scale(0,0,320,240,sdl_screen->w,sdl_screen->h,320,0,(uint16_t* restrict)backbuffer->pixels,(uint16_t* restrict)sdl_screen->pixels);
- SDL_Flip(sdl_screen);
+ Update_Video_Menu();
}
config_save();
@@ -516,8 +513,7 @@ void Menu()
}
}
- bitmap_scale(0,0,320,240,sdl_screen->w,sdl_screen->h,320,0,(uint16_t* restrict)backbuffer->pixels,(uint16_t* restrict)sdl_screen->pixels);
- SDL_Flip(sdl_screen);
+ Update_Video_Menu();
}
SDL_FillRect(sdl_screen, NULL, 0);
diff --git a/shell/other/compatibility_layer.c b/shell/other/compatibility_layer.c
index 27ffb5b..3082c9a 100644
--- a/shell/other/compatibility_layer.c
+++ b/shell/other/compatibility_layer.c
@@ -13,6 +13,8 @@
#include "sa1.h"
#include "scaler.h"
+static uint32_t width_snes = 256;
+
const char* S9xGetFilename(const char* in)
{
static char filename [PATH_MAX + 1];
@@ -34,18 +36,12 @@ const char* S9xGetDirectory(uint32_t dirtype) { return NULL; }
void S9xDeinitDisplay(void)
{
-#ifdef DS2_DMA
- if (GFX.Screen_buffer)
- AlignedFree(GFX.Screen, PtrAdj.GFXScreen);
-#elif defined(_3DS)
- if (GFX.Screen_buffer)
- linearFree(GFX.Screen_buffer);
-#else
if (GFX.Screen_buffer)
free(GFX.Screen_buffer);
-#endif
+
if (GFX.SubScreen_buffer)
free(GFX.SubScreen_buffer);
+
if (GFX.ZBuffer_buffer)
free(GFX.ZBuffer_buffer);
if (GFX.SubZBuffer_buffer)
@@ -64,25 +60,19 @@ void S9xDeinitDisplay(void)
void S9xInitDisplay(void)
{
int32_t h = IMAGE_HEIGHT;
- int32_t safety = 32;
-
- GFX.Pitch = IMAGE_WIDTH * 2;
-#ifdef DS2_DMA
- GFX.Screen_buffer = (uint8_t *) AlignedMalloc(GFX.Pitch * h + safety, 32, &PtrAdj.GFXScreen);
-#elif defined(_3DS)
- safety = 0x80;
- GFX.Screen_buffer = (uint8_t *) linearMemAlign(GFX.Pitch * h + safety, 0x80);
-#else
- GFX.Screen_buffer = (uint8_t *) malloc(GFX.Pitch * h + safety);
-#endif
- GFX.SubScreen_buffer = (uint8_t *) malloc(GFX.Pitch * h + safety);
- GFX.ZBuffer_buffer = (uint8_t *) malloc((GFX.Pitch >> 1) * h + safety);
- GFX.SubZBuffer_buffer = (uint8_t *) malloc((GFX.Pitch >> 1) * h + safety);
-
- GFX.Screen = GFX.Screen_buffer + safety;
- GFX.SubScreen = GFX.SubScreen_buffer + safety;
- GFX.ZBuffer = GFX.ZBuffer_buffer + safety;
- GFX.SubZBuffer = GFX.SubZBuffer_buffer + safety;
+
+ width_snes = IMAGE_WIDTH;
+
+ GFX.Pitch = IMAGE_WIDTH;
+ GFX.Screen_buffer = (uint8_t *) malloc(GFX.Pitch * h);
+ GFX.SubScreen_buffer = (uint8_t *) malloc(GFX.Pitch * h);
+ GFX.ZBuffer_buffer = (uint8_t *) malloc((GFX.Pitch >> 1) * h );
+ GFX.SubZBuffer_buffer = (uint8_t *) malloc((GFX.Pitch >> 1) * h);
+
+ GFX.Screen = GFX.Screen_buffer;
+ GFX.SubScreen = GFX.SubScreen_buffer;
+ GFX.ZBuffer = GFX.ZBuffer_buffer;
+ GFX.SubZBuffer = GFX.SubZBuffer_buffer;
GFX.Delta = (GFX.SubScreen - GFX.Screen) >> 1;
}
diff --git a/shell/scalers/scaler.c b/shell/scalers/scaler.c
index 3aeea05..81644aa 100644
--- a/shell/scalers/scaler.c
+++ b/shell/scalers/scaler.c
@@ -39,7 +39,7 @@ void upscale_256x240_to_320x240_bilinearish(uint32_t* restrict dst, uint32_t* re
uint16_t* BlockDst;
for (BlockY = 0; BlockY < height; BlockY++)
{
- BlockSrc = Src16 + BlockY * 512 * 1;
+ BlockSrc = Src16 + BlockY * width * 1;
BlockDst = Dst16 + BlockY * 320 * 1;
for (BlockX = 0; BlockX < 64; BlockX++)
{
@@ -69,15 +69,15 @@ void upscale_256x240_to_320x240_bilinearish(uint32_t* restrict dst, uint32_t* re
void upscale_256xXXX_to_320x240(uint32_t* restrict dst, uint32_t* restrict src, uint_fast16_t width, uint_fast16_t height)
{
- uint_fast16_t midh = 240;
- uint_fast16_t Eh = 0;
- uint_fast16_t source = 0;
- uint_fast16_t dh = 0;
- uint_fast8_t y, x;
+ uint32_t midh = 240 / 2;
+ uint32_t Eh = 0;
+ uint32_t source;
+ uint32_t dh = 0;
+ uint32_t y, x;
for (y = 0; y < 240; y++)
{
- source = dh * width;
+ source = dh * 256 / 2;
for (x = 0; x < 320/10; x++)
{
@@ -91,12 +91,11 @@ void upscale_256xXXX_to_320x240(uint32_t* restrict dst, uint32_t* restrict src,
ef = src[source + 2] & 0xF7DEF7DE;
gh = src[source + 3] & 0xF7DEF7DE;
- if(Eh >= midh)
- {
- ab = AVERAGE(ab, src[source + width/2]) & 0xF7DEF7DE; // to prevent overflow
- cd = AVERAGE(cd, src[source + width/2 + 1]) & 0xF7DEF7DE; // to prevent overflow
- ef = AVERAGE(ef, src[source + width/2 + 2]) & 0xF7DEF7DE; // to prevent overflow
- gh = AVERAGE(gh, src[source + width/2 + 3]) & 0xF7DEF7DE; // to prevent overflow
+ if(Eh >= midh) {
+ ab = AVERAGE(ab, src[source + 256/2]) & 0xF7DEF7DE; // to prevent overflow
+ cd = AVERAGE(cd, src[source + 256/2 + 1]) & 0xF7DEF7DE; // to prevent overflow
+ ef = AVERAGE(ef, src[source + 256/2 + 2]) & 0xF7DEF7DE; // to prevent overflow
+ gh = AVERAGE(gh, src[source + 256/2 + 3]) & 0xF7DEF7DE; // to prevent overflow
}
*dst++ = ab;
diff --git a/shell/video/gcw0/video_blit.c b/shell/video/gcw0/video_blit.c
new file mode 100644
index 0000000..da72224
--- /dev/null
+++ b/shell/video/gcw0/video_blit.c
@@ -0,0 +1,106 @@
+/* Cygne
+ *
+ * Copyright notice for this file:
+ * Copyright (C) 2002 Dox dox@space.pl
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <SDL/SDL.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include "main.h"
+#include "snes9x.h"
+#include "soundux.h"
+#include "memmap.h"
+#include "apu.h"
+#include "cheats.h"
+#include "display.h"
+#include "gfx.h"
+#include "cpuexec.h"
+#include "spc7110.h"
+#include "srtc.h"
+#include "sa1.h"
+#include "scaler.h"
+
+#include "video_blit.h"
+#include "scaler.h"
+#include "config.h"
+
+
+SDL_Surface *sdl_screen, *backbuffer;
+
+uint32_t width_of_surface;
+uint32_t* Draw_to_Virtual_Screen;
+
+#ifndef SDL_TRIPLEBUF
+#define SDL_TRIPLEBUF SDL_DOUBLEBUF
+#endif
+
+#define SDL_FLAGS SDL_HWSURFACE | SDL_TRIPLEBUF
+
+void Init_Video()
+{
+ SDL_Init( SDL_INIT_VIDEO );
+
+ SDL_ShowCursor(0);
+
+ sdl_screen = SDL_SetVideoMode(640, 480, 16, SDL_FLAGS);
+
+ backbuffer = SDL_CreateRGBSurface(SDL_SWSURFACE, 320, 240, 16, 0,0,0,0);
+
+ Set_Video_InGame();
+}
+
+void Set_Video_Menu()
+{
+ sdl_screen = SDL_SetVideoMode(320, 240, 16, SDL_FLAGS);
+}
+
+void Set_Video_InGame()
+{
+ sdl_screen = SDL_SetVideoMode(IPPU.RenderedScreenWidth, IPPU.RenderedScreenHeight, 16, SDL_FLAGS);
+}
+
+void Video_Close()
+{
+ if (sdl_screen) SDL_FreeSurface(sdl_screen);
+ if (backbuffer) SDL_FreeSurface(backbuffer);
+ SDL_Quit();
+}
+
+void Update_Video_Menu()
+{
+ SDL_BlitSurface(backbuffer, NULL, sdl_screen, NULL);
+ SDL_Flip(sdl_screen);
+}
+
+void Update_Video_Ingame()
+{
+ uint32_t *s, *d;
+ uint32_t h, w;
+ uint8_t PAL = !!(Memory.FillRAM[0x2133] & 4);
+
+ if (SDL_LockSurface(sdl_screen) == 0)
+ {
+ if (IPPU.RenderedScreenWidth != sdl_screen->w || IPPU.RenderedScreenHeight != sdl_screen->h) Set_Video_InGame();
+ memcpy(sdl_screen->pixels, GFX.Screen, (IPPU.RenderedScreenWidth * IPPU.RenderedScreenHeight) * 2);
+ SDL_UnlockSurface(sdl_screen);
+ }
+ SDL_Flip(sdl_screen);
+}
diff --git a/shell/video/gcw0/video_blit.h b/shell/video/gcw0/video_blit.h
new file mode 100644
index 0000000..08528e1
--- /dev/null
+++ b/shell/video/gcw0/video_blit.h
@@ -0,0 +1,24 @@
+#ifndef VIDEO_BLIT_H
+#define VIDEO_BLIT_H
+
+#include <SDL/SDL.h>
+
+#define HOST_WIDTH_RESOLUTION sdl_screen->w
+#define HOST_HEIGHT_RESOLUTION sdl_screen->h
+
+#define BACKBUFFER_WIDTH_RESOLUTION backbuffer->w
+#define BACKBUFFER_HEIGHT_RESOLUTION backbuffer->h
+
+extern SDL_Surface *sdl_screen, *backbuffer;
+
+extern uint32_t width_of_surface;
+extern uint32_t* Draw_to_Virtual_Screen;
+
+void Init_Video();
+void Set_Video_Menu();
+void Set_Video_InGame();
+void Video_Close();
+void Update_Video_Menu();
+void Update_Video_Ingame();
+
+#endif
diff --git a/shell/video/retrostone/video_blit.c b/shell/video/retrostone/video_blit.c
index 7dcdce1..fd189cc 100644
--- a/shell/video/retrostone/video_blit.c
+++ b/shell/video/retrostone/video_blit.c
@@ -78,6 +78,7 @@ void Video_Close()
void Update_Video_Menu()
{
+ SDL_SoftStretch(backbuffer, NULL, sdl_screen, NULL);
SDL_Flip(sdl_screen);
}
@@ -92,11 +93,11 @@ void Update_Video_Ingame()
switch(option.fullscreen)
{
case 0:
- bitmap_scale(0,0,IPPU.RenderedScreenWidth,IPPU.RenderedScreenHeight,IPPU.RenderedScreenWidth*2,sdl_screen->h, SNES_WIDTH*2, sdl_screen->w - (IPPU.RenderedScreenWidth*2),(uint16_t* restrict)GFX.Screen,(uint16_t* restrict)sdl_screen->pixels+(HOST_WIDTH_RESOLUTION-(IPPU.RenderedScreenWidth*2))/2+(HOST_HEIGHT_RESOLUTION-((HOST_HEIGHT_RESOLUTION)))/2*HOST_WIDTH_RESOLUTION);
+ bitmap_scale(0,0,IPPU.RenderedScreenWidth,IPPU.RenderedScreenHeight,IPPU.RenderedScreenWidth*2,sdl_screen->h, SNES_WIDTH, sdl_screen->w - (IPPU.RenderedScreenWidth*2),(uint16_t* restrict)GFX.Screen,(uint16_t* restrict)sdl_screen->pixels+(HOST_WIDTH_RESOLUTION-(IPPU.RenderedScreenWidth*2))/2+(HOST_HEIGHT_RESOLUTION-((HOST_HEIGHT_RESOLUTION)))/2*HOST_WIDTH_RESOLUTION);
break;
case 1:
case 2:
- bitmap_scale(0, 0, IPPU.RenderedScreenWidth, IPPU.RenderedScreenHeight, sdl_screen->w, sdl_screen->h, SNES_WIDTH*2, 0, GFX.Screen, sdl_screen->pixels);
+ bitmap_scale(0, 0, IPPU.RenderedScreenWidth, IPPU.RenderedScreenHeight, sdl_screen->w, sdl_screen->h, SNES_WIDTH, 0, GFX.Screen, sdl_screen->pixels);
break;
}
diff --git a/shell/video/sdl/video_blit.c b/shell/video/sdl/video_blit.c
index b4a6bbe..0e489c0 100644
--- a/shell/video/sdl/video_blit.c
+++ b/shell/video/sdl/video_blit.c
@@ -54,7 +54,7 @@ void Init_Video()
SDL_ShowCursor(0);
- sdl_screen = SDL_SetVideoMode(0, 0, 16, SDL_HWSURFACE);
+ sdl_screen = SDL_SetVideoMode(320, 240, 16, SDL_HWSURFACE);
backbuffer = SDL_CreateRGBSurface(SDL_SWSURFACE, 320, 240, 16, 0,0,0,0);
@@ -78,12 +78,13 @@ void Video_Close()
void Update_Video_Menu()
{
+ SDL_SoftStretch(backbuffer, NULL, sdl_screen, NULL);
SDL_Flip(sdl_screen);
}
void Update_Video_Ingame()
{
- uint32_t *s, *d;
+ uint16_t *s, *d;
uint32_t h, w;
uint8_t PAL = !!(Memory.FillRAM[0x2133] & 4);
@@ -92,17 +93,16 @@ void Update_Video_Ingame()
switch(option.fullscreen)
{
case 0:
- s = (uint32_t*) GFX.Screen;
- d = (uint32_t*) sdl_screen->pixels + ((sdl_screen->w - IPPU.RenderedScreenWidth)/4 + (sdl_screen->h - IPPU.RenderedScreenHeight) * 160) - (PAL ? 0 : 4*320);
- for(uint8_t y = 0; y < IPPU.RenderedScreenHeight; y++, s += IPPU.RenderedScreenWidth, d += sdl_screen->w/2) memmove(d, s, IPPU.RenderedScreenWidth * 2);
-
+ s = (uint16_t*) GFX.Screen;
+ d = (uint16_t*) sdl_screen->pixels + ((sdl_screen->w - IPPU.RenderedScreenWidth)/2 + (sdl_screen->h - IPPU.RenderedScreenHeight) * 160) - (PAL ? 0 : 2*320);
+ for(uint8_t y = 0; y < IPPU.RenderedScreenHeight; y++, s += IPPU.RenderedScreenWidth, d += sdl_screen->w) memmove(d, s, IPPU.RenderedScreenWidth * 2);
break;
case 1:
- upscale_256xXXX_to_320x240((uint32_t*) sdl_screen->pixels, (uint32_t*) GFX.Screen, SNES_WIDTH, PAL ? 240 : 224);
+ upscale_256xXXX_to_320x240((uint32_t*) sdl_screen->pixels, (uint32_t*) GFX.Screen, IPPU.RenderedScreenWidth, PAL ? 240 : 224);
break;
case 2:
- if (IPPU.RenderedScreenHeight == 240) upscale_256x240_to_320x240_bilinearish((uint32_t*) sdl_screen->pixels, (uint32_t*) GFX.Screen, SNES_WIDTH, 239);
- else upscale_256x240_to_320x240_bilinearish((uint32_t*) sdl_screen->pixels + (160*8), (uint32_t*) GFX.Screen, SNES_WIDTH, 224);
+ if (IPPU.RenderedScreenHeight == 240) upscale_256x240_to_320x240_bilinearish((uint32_t*) sdl_screen->pixels, (uint32_t*) GFX.Screen, IPPU.RenderedScreenWidth, 239);
+ else upscale_256x240_to_320x240_bilinearish((uint32_t*) sdl_screen->pixels + (160*8), (uint32_t*) GFX.Screen, IPPU.RenderedScreenWidth, 224);
break;
}
//bitmap_scale(0, 0, IPPU.RenderedScreenWidth, IPPU.RenderedScreenHeight, sdl_screen->w, sdl_screen->h, SNES_WIDTH*2, 0, GFX.Screen, sdl_screen->pixels);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-14 16:56:51 +0000