Added CirclePad example

This example shows how to get Circle Pad position and prints them on
the top screen

diff --git a/examples/Input/CirclePad/Makefile b/examples/Input/CirclePad/Makefile
new file mode 100755 (executable)
index 0000000..c4c758e
--- /dev/null
+++ b/examples/Input/CirclePad/Makefile
@@ -0,0 +1,170 @@
+#---------------------------------------------------------------------------------
+.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=softfp
+
+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
+#---------------------------------------------------------------------------------------

diff --git a/examples/Input/CirclePad/source/main.cpp b/examples/Input/CirclePad/source/main.cpp
new file mode 100644 (file)
index 0000000..33be170
--- /dev/null
+++ b/examples/Input/CirclePad/source/main.cpp
@@ -0,0 +1,67 @@
+/*
+       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)
+{
+       // Initialize services
+       srvInit();
+       aptInit();
+       gfxInit();
+       hidInit(NULL);
+
+       //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);
+
+       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();
+
+               if (kDown & KEY_START) break; // break in order to return to hbmenu
+
+               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();
+       hidExit();
+       aptExit();
+       srvExit();
+       return 0;
+}