first commit - a kind of working thingy
This commit is contained in:
commit
c78bc5e88b
GPG Key ID:
20609519444A1269
2
.gitignore
vendored
Normal file
2
.gitignore
vendored
Normal file
@ -0,0 +1,2 @@
|
||||
compile.bat
|
||||
obj
|
||||
3
.gitmodules
vendored
Normal file
3
.gitmodules
vendored
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@ -0,0 +1,3 @@
|
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[submodule "gbdk-2020"]
|
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path = gbdk-2020
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||||
url = https://github.com/gbdk-2020/gbdk-2020.git
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60
Makefile
Normal file
60
Makefile
Normal file
@ -0,0 +1,60 @@
|
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#
|
||||
# A Makefile that compiles all .c and .s files in "src" and "res"
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||||
# subdirectories and places the output in a "obj" subdirectory
|
||||
#
|
||||
|
||||
# If you move this project you can change the directory
|
||||
# to match your GBDK root directory (ex: GBDK_HOME = "C:/GBDK/"
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||||
GBDK_HOME = ./gbdk-2020/
|
||||
|
||||
LCC = $(GBDK_HOME)bin/lcc
|
||||
|
||||
# You can set flags for LCC here
|
||||
# For example, you can uncomment the line below to turn on debug output
|
||||
# LCCFLAGS = -debug
|
||||
|
||||
# You can set the name of the .gb ROM file here
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PROJECTNAME = untitled2dshooter
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|
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SRCDIR = src
|
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OBJDIR = obj
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RESDIR = res
|
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BINS = $(OBJDIR)/$(PROJECTNAME).gb
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CSOURCES = $(foreach dir,$(SRCDIR),$(notdir $(wildcard $(dir)/*.c))) $(foreach dir,$(RESDIR),$(notdir $(wildcard $(dir)/*.c)))
|
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ASMSOURCES = $(foreach dir,$(SRCDIR),$(notdir $(wildcard $(dir)/*.s)))
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OBJS = $(CSOURCES:%.c=$(OBJDIR)/%.o) $(ASMSOURCES:%.s=$(OBJDIR)/%.o)
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all: prepare $(BINS)
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compile.bat: Makefile
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||||
@echo "REM Automatically generated from Makefile" > compile.bat
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||||
@make -sn | sed y/\\//\\\\/ | grep -v make >> compile.bat
|
||||
|
||||
# Compile .c files in "src/" to .o object files
|
||||
$(OBJDIR)/%.o: $(SRCDIR)/%.c
|
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$(LCC) $(LCCFLAGS) -c -o $@ $<
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||||
|
||||
# Compile .c files in "res/" to .o object files
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||||
$(OBJDIR)/%.o: $(RESDIR)/%.c
|
||||
$(LCC) $(LCCFLAGS) -c -o $@ $<
|
||||
|
||||
# Compile .s assembly files in "src/" to .o object files
|
||||
$(OBJDIR)/%.o: $(SRCDIR)/%.s
|
||||
$(LCC) $(LCCFLAGS) -c -o $@ $<
|
||||
|
||||
# If needed, compile .c files i n"src/" to .s assembly files
|
||||
# (not required if .c is compiled directly to .o)
|
||||
$(OBJDIR)/%.s: $(SRCDIR)/%.c
|
||||
$(LCC) $(LCCFLAGS) -S -o $@ $<
|
||||
|
||||
# Link the compiled object files into a .gb ROM file
|
||||
$(BINS): $(OBJS)
|
||||
$(LCC) $(LCCFLAGS) -o $(BINS) $(OBJS)
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||||
|
||||
prepare:
|
||||
mkdir -p $(OBJDIR)
|
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|
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clean:
|
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# rm -f *.gb *.ihx *.cdb *.adb *.noi *.map
|
||||
rm -f $(OBJDIR)/*.*
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|
||||
1
gbdk-2020
Submodule
1
gbdk-2020
Submodule
@ -0,0 +1 @@
|
||||
Subproject commit ebbc0b0ed11267182c922fcbf87da915b9e90526
|
||||
11
readme.md
Normal file
11
readme.md
Normal file
@ -0,0 +1,11 @@
|
||||
# untitled2dshooter
|
||||
|
||||
an untitled 2d multiplayer shooter for the gameboy
|
||||
|
||||
## compile
|
||||
|
||||
```
|
||||
make all
|
||||
```
|
||||
|
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the gameboy rom will be output to `obj/untitled2dshooter.gb`
|
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65
res/map.c
Normal file
65
res/map.c
Normal file
@ -0,0 +1,65 @@
|
||||
/*
|
||||
|
||||
MAP.C
|
||||
|
||||
Map Source File.
|
||||
|
||||
Info:
|
||||
Section :
|
||||
Bank : 0
|
||||
Map size : 20 x 18
|
||||
Tile set : Z:\home\alvie\d\p\wordboy\res\tiles.gbr
|
||||
Plane count : 1 plane (8 bits)
|
||||
Plane order : Tiles are continues
|
||||
Tile offset : 0
|
||||
Split data : No
|
||||
|
||||
This file was generated by GBMB v1.8
|
||||
|
||||
*/
|
||||
|
||||
#define mapWidth 20
|
||||
#define mapHeight 18
|
||||
#define mapBank 0
|
||||
|
||||
unsigned char map[] =
|
||||
{
|
||||
0x09,0x02,0x02,0x02,0x02,0x02,0x02,0x08,0x00,0x00,
|
||||
0x00,0x07,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x0A,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x0D,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x11,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x03,0x0F,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x11,0x00,0x00,0x0E,0x12,0x12,0x12,
|
||||
0x12,0x12,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x11,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x11,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x0E,0x12,0x12,0x0F,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x05,0x01,0x0B,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x13,0x13,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x05,0x0B,0x13,0x13,
|
||||
0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x05,0x0B,0x13,0x13,0x13,
|
||||
0x0C,0x01,0x01,0x01,0x01,0x01,0x01,0x06,0x00,0x00,
|
||||
0x00,0x05,0x01,0x01,0x01,0x0B,0x13,0x13,0x13,0x13
|
||||
};
|
||||
|
||||
/* End of MAP.C */
|
||||
27
res/map.h
Normal file
27
res/map.h
Normal file
@ -0,0 +1,27 @@
|
||||
/*
|
||||
|
||||
MAP.H
|
||||
|
||||
Map Include File.
|
||||
|
||||
Info:
|
||||
Section :
|
||||
Bank : 0
|
||||
Map size : 20 x 18
|
||||
Tile set : Z:\home\alvie\d\p\wordboy\res\tiles.gbr
|
||||
Plane count : 1 plane (8 bits)
|
||||
Plane order : Tiles are continues
|
||||
Tile offset : 0
|
||||
Split data : No
|
||||
|
||||
This file was generated by GBMB v1.8
|
||||
|
||||
*/
|
||||
|
||||
#define mapWidth 20
|
||||
#define mapHeight 18
|
||||
#define mapBank 0
|
||||
|
||||
extern unsigned char map[];
|
||||
|
||||
/* End of MAP.H */
|
||||
52
res/sprites.c
Normal file
52
res/sprites.c
Normal file
@ -0,0 +1,52 @@
|
||||
/*
|
||||
|
||||
SPRITES.C
|
||||
|
||||
Tile Source File.
|
||||
|
||||
Info:
|
||||
Form : All tiles as one unit.
|
||||
Format : Gameboy 4 color.
|
||||
Compression : None.
|
||||
Counter : None.
|
||||
Tile size : 8 x 8
|
||||
Tiles : 0 to 10
|
||||
|
||||
Palette colors : None.
|
||||
SGB Palette : None.
|
||||
CGB Palette : None.
|
||||
|
||||
Convert to metatiles : No.
|
||||
|
||||
This file was generated by GBTD v2.2
|
||||
|
||||
*/
|
||||
|
||||
/* Start of tile array. */
|
||||
unsigned char sprites[] =
|
||||
{
|
||||
0xF7,0x08,0xED,0x12,0xFE,0x11,0xFF,0x38,
|
||||
0xFE,0x39,0xFE,0x39,0xFF,0x7E,0xFF,0x6E,
|
||||
0xFF,0x00,0xC3,0x42,0x81,0x00,0x81,0x00,
|
||||
0x81,0x00,0x81,0x00,0xC3,0x42,0xFF,0x00,
|
||||
0xC3,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0xC3,0xC3,
|
||||
0x43,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0xC3,0xC3,
|
||||
0xC2,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0xC3,0xC3,
|
||||
0xC3,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0x43,0xC3,
|
||||
0xC3,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0xC2,0xC3,
|
||||
0x42,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0xC3,0xC3,
|
||||
0xC2,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0xC2,0xC3,
|
||||
0xC3,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0x42,0xC3,
|
||||
0x43,0xC3,0xDB,0xDB,0x3C,0x3C,0x7E,0x7E,
|
||||
0x7E,0x7E,0x3C,0x3C,0xDB,0xDB,0x43,0xC3
|
||||
};
|
||||
|
||||
/* End of SPRITES.C */
|
||||
BIN
res/sprites.gbr
Normal file
BIN
res/sprites.gbr
Normal file
Binary file not shown.
31
res/sprites.h
Normal file
31
res/sprites.h
Normal file
@ -0,0 +1,31 @@
|
||||
/*
|
||||
|
||||
SPRITES.H
|
||||
|
||||
Include File.
|
||||
|
||||
Info:
|
||||
Form : All tiles as one unit.
|
||||
Format : Gameboy 4 color.
|
||||
Compression : None.
|
||||
Counter : None.
|
||||
Tile size : 8 x 8
|
||||
Tiles : 0 to 10
|
||||
|
||||
Palette colors : None.
|
||||
SGB Palette : None.
|
||||
CGB Palette : None.
|
||||
|
||||
Convert to metatiles : No.
|
||||
|
||||
This file was generated by GBTD v2.2
|
||||
|
||||
*/
|
||||
|
||||
|
||||
/* Bank of tiles. */
|
||||
#define spritesBank 0
|
||||
/* Start of tile array. */
|
||||
extern unsigned char sprites[];
|
||||
|
||||
/* End of SPRITES.H */
|
||||
BIN
res/test.gbm
Normal file
BIN
res/test.gbm
Normal file
Binary file not shown.
BIN
res/tilemap.gbm
Normal file
BIN
res/tilemap.gbm
Normal file
Binary file not shown.
76
res/tiles.c
Normal file
76
res/tiles.c
Normal file
@ -0,0 +1,76 @@
|
||||
/*
|
||||
|
||||
TILES.C
|
||||
|
||||
Tile Source File.
|
||||
|
||||
Info:
|
||||
Form : All tiles as one unit.
|
||||
Format : Gameboy 4 color.
|
||||
Compression : None.
|
||||
Counter : None.
|
||||
Tile size : 8 x 8
|
||||
Tiles : 0 to 22
|
||||
|
||||
Palette colors : None.
|
||||
SGB Palette : None.
|
||||
CGB Palette : None.
|
||||
|
||||
Convert to metatiles : No.
|
||||
|
||||
This file was generated by GBTD v2.2
|
||||
|
||||
*/
|
||||
|
||||
/* Start of tile array. */
|
||||
unsigned char tiles[] =
|
||||
{
|
||||
0x10,0x00,0x00,0x00,0x08,0x00,0x10,0x00,
|
||||
0x30,0x00,0x20,0x00,0x60,0x00,0x50,0x20,
|
||||
0xFF,0xFF,0xFF,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,
|
||||
0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,
|
||||
0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,
|
||||
0x03,0xFF,0x03,0xFF,0x03,0xFF,0x03,0xFF,
|
||||
0x03,0xFF,0x03,0xFF,0x03,0xFF,0x03,0xFF,
|
||||
0x7F,0x7F,0xFF,0xFF,0xF0,0xFF,0xE0,0xFF,
|
||||
0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,
|
||||
0xFE,0xFE,0xFF,0xFF,0x0F,0xFF,0x07,0xFF,
|
||||
0x03,0xFF,0x03,0xFF,0x03,0xFF,0x03,0xFF,
|
||||
0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,0xC0,0xFF,
|
||||
0xE0,0xFF,0xF0,0xFF,0xFF,0xFF,0x7F,0x7F,
|
||||
0x03,0xFF,0x03,0xFF,0x03,0xFF,0x03,0xFF,
|
||||
0x07,0xFF,0x0F,0xFF,0xFF,0xFF,0xFE,0xFE,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x01,0xFF,0x03,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x80,0xFF,0xC0,0xFF,
|
||||
0xC0,0xFF,0x80,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x03,0xFF,0x01,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x7E,0x7E,0xFF,0xFF,0xE7,0xFF,0xC3,0xFF,
|
||||
0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,
|
||||
0x7F,0x7F,0xFF,0xFF,0xE0,0xFF,0xC0,0xFF,
|
||||
0xC0,0xFF,0xE0,0xFF,0xFF,0xFF,0x7F,0x7F,
|
||||
0xFE,0xFE,0xFF,0xFF,0x07,0xFF,0x03,0xFF,
|
||||
0x03,0xFF,0x07,0xFF,0xFF,0xFF,0xFE,0xFE,
|
||||
0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,
|
||||
0xC3,0xFF,0xE7,0xFF,0xFF,0xFF,0x7E,0x7E,
|
||||
0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,
|
||||
0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,0xC3,0xFF,
|
||||
0xFF,0xFF,0xFF,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
|
||||
};
|
||||
|
||||
/* End of TILES.C */
|
||||
BIN
res/tiles.gbr
Normal file
BIN
res/tiles.gbr
Normal file
Binary file not shown.
31
res/tiles.h
Normal file
31
res/tiles.h
Normal file
@ -0,0 +1,31 @@
|
||||
/*
|
||||
|
||||
TILES.H
|
||||
|
||||
Include File.
|
||||
|
||||
Info:
|
||||
Form : All tiles as one unit.
|
||||
Format : Gameboy 4 color.
|
||||
Compression : None.
|
||||
Counter : None.
|
||||
Tile size : 8 x 8
|
||||
Tiles : 0 to 22
|
||||
|
||||
Palette colors : None.
|
||||
SGB Palette : None.
|
||||
CGB Palette : None.
|
||||
|
||||
Convert to metatiles : No.
|
||||
|
||||
This file was generated by GBTD v2.2
|
||||
|
||||
*/
|
||||
|
||||
|
||||
/* Bank of tiles. */
|
||||
#define tilesBank 0
|
||||
/* Start of tile array. */
|
||||
extern unsigned char tiles[];
|
||||
|
||||
/* End of TILES.H */
|
||||
21
src/constants.h
Normal file
21
src/constants.h
Normal file
@ -0,0 +1,21 @@
|
||||
#ifndef CONSTANTS_LOADED
|
||||
#define CONSTANTS_LOADED
|
||||
|
||||
#define GRAV_ACC 1
|
||||
#define TERM_VELY 3
|
||||
#define TERM_VELX 2
|
||||
#define TERM_VELY_DIVISOR 3
|
||||
#define TERM_VELX_DIVISOR 3
|
||||
|
||||
#define JUMP_VEL 4
|
||||
#define JUMP_TIMEOUT_FRAMES 18
|
||||
|
||||
#define DASH_VELL 7
|
||||
#define DASH_VELD 5
|
||||
#define DASH_TIMEOUT_FRAMES 30
|
||||
|
||||
#define SPRITE_WIDTH 8
|
||||
#define SPRITE_HEIGHT 8
|
||||
#define PIXELS_PER_TILE 8
|
||||
#define TILES_PER_ROW 20
|
||||
#endif
|
||||
39
src/flags.h
Normal file
39
src/flags.h
Normal file
@ -0,0 +1,39 @@
|
||||
#define SPRITE_PROP_BEHIND 0b10000000
|
||||
#define SPRITE_PROP_VERTICAL_FLIP 0b01000000
|
||||
#define SPRITE_PROP_HORIZONTAL_FLIP 0b00100000
|
||||
|
||||
#define COLLISION_TOP_LEFT 0b10000000
|
||||
#define COLLISION_TOP_RIGHT 0b01000000
|
||||
#define COLLISION_BOTTOM_LEFT 0b00100000
|
||||
#define COLLISION_BOTTOM_RIGHT 0b00010000
|
||||
|
||||
|
||||
// Sprite Collision flags used by uint8_t collision(uint8_t, uint8_t, uint8_t, uint8_t)
|
||||
|
||||
#define SC_TL 0b10000000
|
||||
#define SC_TR 0b01000000
|
||||
#define SC_BL 0b00100000
|
||||
#define SC_BR 0b00010000
|
||||
#define SC_LT 0b00001000
|
||||
#define SC_LB 0b00000100
|
||||
#define SC_RT 0b00000010
|
||||
#define SC_RB 0b00000001
|
||||
|
||||
#define SC_ITL 0b1000
|
||||
#define SC_ITR 0b0100
|
||||
#define SC_IBL 0b0010
|
||||
#define SC_IBR 0b0001
|
||||
|
||||
/* Sprite Collision point diagram:
|
||||
* x TL LT x
|
||||
* ------------
|
||||
* LT x|x ITL ITR x|x RT
|
||||
* | |
|
||||
* | |
|
||||
* | |
|
||||
* | |
|
||||
* | |
|
||||
* LB x|x IBL IBR x|x RB
|
||||
* ------------
|
||||
* x TL LT x
|
||||
*/
|
||||
224
src/main.c
Normal file
224
src/main.c
Normal file
@ -0,0 +1,224 @@
|
||||
#include <gb/gb.h>
|
||||
#include <stdlib.h>
|
||||
#include "../res/tiles.h"
|
||||
#include "../res/map.h"
|
||||
#include"../res/sprites.h"
|
||||
#include "./flags.h"
|
||||
#include "./constants.h"
|
||||
#include "./vec.c"
|
||||
|
||||
int getTileIndexByCoord(unsigned int x, unsigned int y)
|
||||
{
|
||||
return ((y / PIXELS_PER_TILE) * 20) + (x / PIXELS_PER_TILE);
|
||||
}
|
||||
|
||||
// check for external collisions (if rectangle is at least touchign something)
|
||||
unsigned int collision(unsigned char map[], struct UVec *sprite_pos, struct UVec *sprite_size)
|
||||
{
|
||||
unsigned int rv = 0;
|
||||
struct UVec itl, itr, ibl, ibr;
|
||||
|
||||
itl.x = sprite_pos->x-8; itl.y = sprite_pos->y-16;
|
||||
itr.x = sprite_pos->x-1; itr.y = sprite_pos->y-16;
|
||||
ibl.x = sprite_pos->x-8; ibl.y = sprite_pos->y-9;
|
||||
ibr.x = sprite_pos->x-1; ibr.y = sprite_pos->y-9;
|
||||
|
||||
// check if corners are in a non 0 tile
|
||||
if (map[getTileIndexByCoord(itl.x, itl.y-1)]) rv = rv | SC_TL;
|
||||
if (map[getTileIndexByCoord(itr.x, itr.y-1)]) rv = rv | SC_TR;
|
||||
|
||||
if (map[getTileIndexByCoord(ibl.x, ibl.y+1)]) rv = rv | SC_BL;
|
||||
if (map[getTileIndexByCoord(ibr.x, ibr.y+1)]) rv = rv | SC_BR;
|
||||
|
||||
if (map[getTileIndexByCoord(itl.x-1, itl.y)]) rv = rv | SC_LT;
|
||||
if (map[getTileIndexByCoord(ibl.x-1, ibl.y)]) rv = rv | SC_LB;
|
||||
|
||||
if (map[getTileIndexByCoord(itr.x+1, itr.y)]) rv = rv | SC_RT;
|
||||
if (map[getTileIndexByCoord(ibr.x+1, ibr.y)]) rv = rv | SC_RB;
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
|
||||
// calculate internal collisions from external collisions
|
||||
unsigned int icollision(unsigned char map[], struct UVec *sprite_pos, struct UVec *sprite_size)
|
||||
{
|
||||
unsigned int c, rv = 0;
|
||||
struct UVec itl, itr, ibl, ibr;
|
||||
|
||||
itl.x = sprite_pos->x-8; itl.y = sprite_pos->y-16;
|
||||
itr.x = sprite_pos->x-1; itr.y = sprite_pos->y-16;
|
||||
ibl.x = sprite_pos->x-8; ibl.y = sprite_pos->y-9;
|
||||
ibr.x = sprite_pos->x-1; ibr.y = sprite_pos->y-9;
|
||||
|
||||
if (map[getTileIndexByCoord(itl.x, itl.y)]) rv = rv | SC_ITL;
|
||||
if (map[getTileIndexByCoord(itr.x, itr.y)]) rv = rv | SC_ITR;
|
||||
if (map[getTileIndexByCoord(ibl.x, ibl.y)]) rv = rv | SC_IBL;
|
||||
if (map[getTileIndexByCoord(ibr.x, ibr.y)]) rv = rv | SC_IBR;
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
|
||||
void init_gfx()
|
||||
{
|
||||
// Load Background tiles and then map
|
||||
set_bkg_data(0, 23, tiles);
|
||||
set_bkg_tiles(0, 0, mapWidth, mapHeight, map);
|
||||
|
||||
set_sprite_data(0, 11, sprites);
|
||||
set_sprite_tile(0, 2);
|
||||
set_sprite_prop(0, 0);
|
||||
|
||||
// Turn the background map on to make it visible
|
||||
SHOW_BKG;
|
||||
SHOW_SPRITES;
|
||||
}
|
||||
|
||||
void main(void)
|
||||
{
|
||||
unsigned int c, search_found, frames_since_last_jump, frames_since_last_dash, fc = 0;
|
||||
int xsearch, ysearch;
|
||||
struct UVec sprite_pos, search_pos, sprite_size;
|
||||
struct Vec velocity, acceleration;
|
||||
|
||||
init_gfx();
|
||||
|
||||
sprite_pos.x = 72;
|
||||
sprite_pos.y = 35;
|
||||
sprite_size.x = 8;
|
||||
sprite_size.y = 8;
|
||||
frames_since_last_jump = JUMP_TIMEOUT_FRAMES;
|
||||
frames_since_last_dash = DASH_TIMEOUT_FRAMES;
|
||||
velocity.x = 0;
|
||||
velocity.y = 0;
|
||||
acceleration.x = 0;
|
||||
acceleration.y = 0;
|
||||
|
||||
move_sprite(0, sprite_pos.x, sprite_pos.y);
|
||||
|
||||
// Loop forever
|
||||
while(1) {
|
||||
// the gameboy simulates physics too quickly to have good control over the speeds of things
|
||||
// so draw them less often and move them more
|
||||
if (frames_since_last_jump <= JUMP_TIMEOUT_FRAMES) frames_since_last_jump++;
|
||||
if (frames_since_last_dash <= DASH_TIMEOUT_FRAMES) frames_since_last_dash++;
|
||||
|
||||
if (++fc % 2 == 0) {
|
||||
velocity.y += GRAV_ACC;
|
||||
fc = 0;
|
||||
}
|
||||
|
||||
// player move left/right
|
||||
if ((joypad() & J_RIGHT) && (velocity.x < TERM_VELX)) acceleration.x = 1;
|
||||
else if ((joypad() & J_LEFT) && (velocity.x > -TERM_VELX)) acceleration.x = -1;
|
||||
else acceleration.x = -velocity.x/abs(velocity.x);
|
||||
velocity.x += acceleration.x;
|
||||
|
||||
// player dash
|
||||
if ((joypad() & J_B) && (frames_since_last_dash > DASH_TIMEOUT_FRAMES)) {
|
||||
int frames_since_last_dash_copy = frames_since_last_dash;
|
||||
frames_since_last_dash = 0;
|
||||
|
||||
if ((joypad() & J_LEFT) && !(joypad() & (J_UP | J_RIGHT | J_DOWN))) {
|
||||
velocity.x = -DASH_VELL;
|
||||
} else if ((joypad() & J_RIGHT) && !(joypad() & (J_UP | J_LEFT | J_DOWN))) {
|
||||
velocity.x = DASH_VELL;
|
||||
} else if ((joypad() & J_UP) && !(joypad() & (J_RIGHT | J_LEFT | J_DOWN))) {
|
||||
velocity.y = -DASH_VELL;
|
||||
} else if ((joypad() & J_DOWN) && !(joypad() & (J_UP | J_LEFT | J_RIGHT))) {
|
||||
velocity.y = DASH_VELL;
|
||||
} else if ((joypad() & J_RIGHT) && (joypad() & J_UP)) {
|
||||
velocity.x = DASH_VELD;
|
||||
velocity.y = -DASH_VELD;
|
||||
} else if ((joypad() & J_LEFT) && (joypad() & J_UP)) {
|
||||
velocity.x = -DASH_VELD;
|
||||
velocity.y = -DASH_VELD;
|
||||
} else if ((joypad() & J_LEFT) && (joypad() & J_DOWN)) {
|
||||
velocity.x = -DASH_VELD;
|
||||
velocity.y = DASH_VELD;
|
||||
} else if ((joypad() & J_RIGHT) && (joypad() & J_DOWN)) {
|
||||
velocity.x = DASH_VELD;
|
||||
velocity.y = DASH_VELD;
|
||||
} else {
|
||||
// if player doesn't hold the right buttons to dash, don't dash and set the
|
||||
// frames_since_last_dash counter back to what it was before
|
||||
frames_since_last_dash = frames_since_last_dash_copy;
|
||||
}
|
||||
}
|
||||
|
||||
// slow down sprite in kind of realistic way
|
||||
// (in real life i think it's drag is proportional to velocity square but not
|
||||
// sure if that is worth the compute yet)
|
||||
if (velocity.y > TERM_VELY) velocity.y -= (abs(velocity.y)-TERM_VELY)/TERM_VELY_DIVISOR;
|
||||
if (velocity.y < -TERM_VELY) velocity.y += (abs(velocity.y)-TERM_VELY)/TERM_VELY_DIVISOR;
|
||||
if (velocity.x > TERM_VELX) velocity.x -= (abs(velocity.x)-TERM_VELX)/TERM_VELX_DIVISOR;
|
||||
if (velocity.x < -TERM_VELX) velocity.x += (abs(velocity.x)-TERM_VELX)/TERM_VELX_DIVISOR;
|
||||
|
||||
// don't let player move in a direction which they are already touching something
|
||||
if (((c & SC_TL) | (c & SC_TR)) && (velocity.y < 0)) { velocity.y = 0; }
|
||||
if (((c & SC_BL) | (c & SC_BR)) && (velocity.y > 0)) {
|
||||
// player jump
|
||||
if ((joypad() & J_A) && (frames_since_last_jump > JUMP_TIMEOUT_FRAMES)) {
|
||||
velocity.y = -JUMP_VEL;
|
||||
frames_since_last_jump = 0;
|
||||
}
|
||||
else velocity.y = 0;
|
||||
}
|
||||
if (((c & SC_RT) | (c & SC_RB)) && (velocity.x > 0)) { velocity.x = 0; }
|
||||
if (((c & SC_LT) | (c & SC_LB)) && (velocity.x < 0)) { velocity.x = 0; }
|
||||
|
||||
sprite_pos.x += velocity.x;
|
||||
sprite_pos.y += velocity.y;
|
||||
|
||||
c = collision(map, &sprite_pos, &sprite_size);
|
||||
|
||||
// move player out of tiles by brute force searching :eyes:
|
||||
// TODO this is really stupid and bad and i think it will have to be changed when there
|
||||
// are more players moving around
|
||||
search_found = 0;
|
||||
for (ysearch = 0; ysearch <= SPRITE_HEIGHT; ysearch++) {
|
||||
for (xsearch = 0; xsearch <= SPRITE_WIDTH; xsearch++) {
|
||||
search_pos.x = sprite_pos.x + xsearch;
|
||||
search_pos.y = sprite_pos.y + ysearch;
|
||||
if(icollision(map, &search_pos, &sprite_size) == 0) {
|
||||
sprite_pos.x = search_pos.x;
|
||||
sprite_pos.y = search_pos.y;
|
||||
search_found = 1;
|
||||
break;
|
||||
}
|
||||
search_pos.x = sprite_pos.x - xsearch;
|
||||
search_pos.y = sprite_pos.y + ysearch;
|
||||
if(icollision(map, &search_pos, &sprite_size) == 0) {
|
||||
sprite_pos.x = search_pos.x;
|
||||
sprite_pos.y = search_pos.y;
|
||||
search_found = 1;
|
||||
break;
|
||||
}
|
||||
search_pos.x = sprite_pos.x - xsearch;
|
||||
search_pos.y = sprite_pos.y - ysearch;
|
||||
if(icollision(map, &search_pos, &sprite_size) == 0) {
|
||||
sprite_pos.x = search_pos.x;
|
||||
sprite_pos.y = search_pos.y;
|
||||
search_found = 1;
|
||||
break;
|
||||
}
|
||||
search_pos.x = sprite_pos.x + xsearch;
|
||||
search_pos.y = sprite_pos.y - ysearch;
|
||||
if(icollision(map, &search_pos, &sprite_size) == 0) {
|
||||
sprite_pos.x = search_pos.x;
|
||||
sprite_pos.y = search_pos.y;
|
||||
search_found = 1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (search_found) break;
|
||||
}
|
||||
|
||||
// finally move the sprite
|
||||
move_sprite(0, sprite_pos.x, sprite_pos.y);
|
||||
|
||||
// Done processing, yield CPU and wait for start of next frame
|
||||
wait_vbl_done();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user