Merge pull request #63 from Aurelio92/example-CirclePad

Added example for reading input
This commit is contained in:
Dave Murphy 2015-02-18 17:50:10 +00:00
commit 56317483fb
2 changed files with 275 additions and 0 deletions

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#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
endif
TOPDIR ?= $(CURDIR)
include $(DEVKITARM)/3ds_rules
#---------------------------------------------------------------------------------
# TARGET is the name of the output
# BUILD is the directory where object files & intermediate files will be placed
# SOURCES is a list of directories containing source code
# DATA is a list of directories containing data files
# INCLUDES is a list of directories containing header files
#
# NO_SMDH: if set to anything, no SMDH file is generated.
# APP_TITLE is the name of the app stored in the SMDH file (Optional)
# APP_DESCRIPTION is the description of the app stored in the SMDH file (Optional)
# APP_AUTHOR is the author of the app stored in the SMDH file (Optional)
# ICON is the filename of the icon (.png), relative to the project folder.
# If not set, it attempts to use one of the following (in this order):
# - <Project name>.png
# - icon.png
# - <libctru folder>/default_icon.png
#---------------------------------------------------------------------------------
TARGET := $(notdir $(CURDIR))
BUILD := build
SOURCES := source
DATA := data
INCLUDES := include
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -march=armv6k -mtune=mpcore -mfloat-abi=hard
CFLAGS := -g -Wall -O2 -mword-relocations \
-fomit-frame-pointer -ffast-math \
$(ARCH)
CFLAGS += $(INCLUDE) -DARM11 -D_3DS
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
ASFLAGS := -g $(ARCH)
LDFLAGS = -specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
LIBS := -lctru -lm
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS := $(CTRULIB)
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export TOPDIR := $(CURDIR)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
else
#---------------------------------------------------------------------------------
export LD := $(CXX)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
export OFILES := $(addsuffix .o,$(BINFILES)) \
$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
ifeq ($(strip $(ICON)),)
icons := $(wildcard *.png)
ifneq (,$(findstring $(TARGET).png,$(icons)))
export APP_ICON := $(TOPDIR)/$(TARGET).png
else
ifneq (,$(findstring icon.png,$(icons)))
export APP_ICON := $(TOPDIR)/icon.png
endif
endif
else
export APP_ICON := $(TOPDIR)/$(ICON)
endif
.PHONY: $(BUILD) clean all
#---------------------------------------------------------------------------------
all: $(BUILD)
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@make --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(TARGET).3dsx $(OUTPUT).smdh $(TARGET).elf
#---------------------------------------------------------------------------------
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
ifeq ($(strip $(NO_SMDH)),)
.PHONY: all
all : $(OUTPUT).3dsx $(OUTPUT).smdh
endif
$(OUTPUT).3dsx : $(OUTPUT).elf
$(OUTPUT).elf : $(OFILES)
#---------------------------------------------------------------------------------
# you need a rule like this for each extension you use as binary data
#---------------------------------------------------------------------------------
%.bin.o : %.bin
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
# WARNING: This is not the right way to do this! TODO: Do it right!
#---------------------------------------------------------------------------------
%.vsh.o : %.vsh
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@python $(AEMSTRO)/aemstro_as.py $< ../$(notdir $<).shbin
@bin2s ../$(notdir $<).shbin | $(PREFIX)as -o $@
@echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"_end[];" > `(echo $(notdir $<).shbin | tr . _)`.h
@echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"[];" >> `(echo $(notdir $<).shbin | tr . _)`.h
@echo "extern const u32" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`_size";" >> `(echo $(notdir $<).shbin | tr . _)`.h
@rm ../$(notdir $<).shbin
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------

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/*
Circle Pad example made by Aurelio Mannara for ctrulib
Please refer to https://github.com/smealum/ctrulib/blob/master/libctru/include/3ds/services/hid.h for more information
This code was modified for the last time on: 12/13/2014 2:20 UTC+1
This wouldn't be possible without the amazing work done by:
-Smealum
-fincs
-WinterMute
-yellows8
-plutoo
-mtheall
-Many others who worked on 3DS and I'm surely forgetting about
*/
#include <3ds.h>
#include <stdio.h>
int main(int argc, char **argv)
{
//Matrix containing the name of each key. Useful for printing when a key is pressed
char keysNames[32][32] = {
"KEY_A", "KEY_B", "KEY_SELECT", "KEY_START",
"KEY_DRIGHT", "KEY_DLEFT", "KEY_DUP", "KEY_DDOWN",
"KEY_R", "KEY_L", "KEY_X", "KEY_Y",
"", "", "KEY_ZL", "KEY_ZR",
"", "", "", "",
"KEY_TOUCH", "", "", "",
"KEY_CSTICK_RIGHT", "KEY_CSTICK_LEFT", "KEY_CSTICK_UP", "KEY_CSTICK_DOWN",
"KEY_CPAD_RIGHT", "KEY_CPAD_LEFT", "KEY_CPAD_UP", "KEY_CPAD_DOWN"
};
// Initialize services
gfxInitDefault();
//Initialize console on top screen. Using NULL as the second argument tells the console library to use the internal console structure as current one
consoleInit(GFX_TOP, NULL);
u32 kDownOld = 0, kHeldOld = 0, kUpOld = 0; //In these variables there will be information about keys detected in the previous frame
printf("\x1b[0;0HPress Start to exit.");
printf("\x1b[1;0HCirclePad position:");
// Main loop
while (aptMainLoop())
{
//Scan all the inputs. This should be done once for each frame
hidScanInput();
//hidKeysDown returns information about which buttons have been just pressed (and they weren't in the previous frame)
u32 kDown = hidKeysDown();
//hidKeysHeld returns information about which buttons have are held down in this frame
u32 kHeld = hidKeysHeld();
//hidKeysUp returns information about which buttons have been just released
u32 kUp = hidKeysUp();
if (kDown & KEY_START) break; // break in order to return to hbmenu
//Do the keys printing only if keys have changed
if (kDown != kDownOld || kHeld != kHeldOld || kUp != kUpOld)
{
//Clear console
consoleClear();
//These two lines must be rewritten because we cleared the whole console
printf("\x1b[0;0HPress Start to exit.");
printf("\x1b[1;0HCirclePad position:");
printf("\x1b[3;0H"); //Move the cursor to the fourth row because on the third one we'll write the circle pad position
//Check if some of the keys are down, held or up
int i;
for (i = 0; i < 32; i++)
{
if (kDown & BIT(i)) printf("%s down\n", keysNames[i]);
if (kHeld & BIT(i)) printf("%s held\n", keysNames[i]);
if (kUp & BIT(i)) printf("%s up\n", keysNames[i]);
}
}
//Set keys old values for the next frame
kDownOld = kDown;
kHeldOld = kHeld;
kUpOld = kUp;
circlePosition pos;
//Read the CirclePad position
hidCircleRead(&pos);
//Print the CirclePad position
printf("\x1b[2;0H%04d; %04d", pos.dx, pos.dy);
// Flush and swap framebuffers
gfxFlushBuffers();
gfxSwapBuffers();
//Wait for VBlank
gspWaitForVBlank();
}
// Exit services
gfxExit();
return 0;
}