static image display on both screens

Makefile

@@ -6,6 +6,11 @@ ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
+# These set the information text in the nds file
+#GAME_TITLE     := MFC Badge
+#GAME_SUBTITLE1 := built with devkitARM
+#GAME_SUBTITLE2 := http://devitpro.org
+
 include $(DEVKITARM)/ds_rules
 
 #---------------------------------------------------------------------------------
@@ -13,39 +18,57 @@ include $(DEVKITARM)/ds_rules
 # BUILD is the directory where object files & intermediate files will be placed
 # SOURCES is a list of directories containing source code
 # INCLUDES is a list of directories containing extra header files
+# DATA is a list of directories containing binary files embedded using bin2o
+# GRAPHICS is a list of directories containing image files to be converted with grit
+# AUDIO is a list of directories containing audio to be converted by maxmod
+# ICON is the image used to create the game icon, leave blank to use default rule
+# NITRO is a directory that will be accessible via NitroFS
 #---------------------------------------------------------------------------------
 TARGET   := $(shell basename $(CURDIR))
 BUILD    := build
-SOURCES		:=	gfx source data  
+SOURCES  := source
-INCLUDES	:=	include build
+INCLUDES := include
+DATA     := data
+GRAPHICS := graphics
+AUDIO    :=
+ICON     :=
+
+# specify a directory which contains the nitro filesystem
+# this is relative to the Makefile
+NITRO    := nitrofiles
 
 #---------------------------------------------------------------------------------
 # options for code generation
 #---------------------------------------------------------------------------------
-ARCH	:=	-mthumb -mthumb-interwork
+ARCH := -marm -mthumb-interwork -march=armv5te -mtune=arm946e-s
 
-CFLAGS	:=	-g -Wall -O2\
+CFLAGS   := -g -Wall -O3\
- 			-march=armv5te -mtune=arm946e-s -fomit-frame-pointer\
+            $(ARCH) $(INCLUDE) -DARM9
-			-ffast-math \
-			$(ARCH)
-
-CFLAGS	+=	$(INCLUDE) -DARM9
 CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions
-
 ASFLAGS  := -g $(ARCH)
 LDFLAGS   = -specs=ds_arm9.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
 
 #---------------------------------------------------------------------------------
-# any extra libraries we wish to link with the project
+# any extra libraries we wish to link with the project (order is important)
 #---------------------------------------------------------------------------------
-LIBS	:= -lnds9
+LIBS := -lnflib
 
+# automatigically add libraries for NitroFS
+ifneq ($(strip $(NITRO)),)
+LIBS := $(LIBS) -lfilesystem -lfat
+endif
+# automagically add maxmod library
+ifneq ($(strip $(AUDIO)),)
+LIBS := $(LIBS) -lmm9
+endif
+
+LIBS := $(LIBS) -lnds9
 
 #---------------------------------------------------------------------------------
 # list of directories containing libraries, this must be the top level containing
 # include and lib
 #---------------------------------------------------------------------------------
-LIBDIRS	:=	$(LIBNDS)
+LIBDIRS := $(LIBNDS) $(PORTLIBS) $(DEVKITPRO)/nflib
 
 #---------------------------------------------------------------------------------
 # no real need to edit anything past this point unless you need to add additional
@@ -56,13 +79,38 @@ ifneq ($(BUILD),$(notdir $(CURDIR)))
 
 export OUTPUT := $(CURDIR)/$(TARGET)
 
-export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir))
+export VPATH := $(CURDIR)/$(subst /,,$(dir $(ICON)))\
+                $(foreach dir,$(SOURCES),$(CURDIR)/$(dir))\
+                $(foreach dir,$(DATA),$(CURDIR)/$(dir))\
+                $(foreach dir,$(GRAPHICS),$(CURDIR)/$(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	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.bin)))
+PNGFILES := $(foreach dir,$(GRAPHICS),$(notdir $(wildcard $(dir)/*.png)))
+BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+# prepare NitroFS directory
+ifneq ($(strip $(NITRO)),)
+  export NITRO_FILES := $(CURDIR)/$(NITRO)
+endif
+
+# get audio list for maxmod
+ifneq ($(strip $(AUDIO)),)
+  export MODFILES	:=	$(foreach dir,$(notdir $(wildcard $(AUDIO)/*.*)),$(CURDIR)/$(AUDIO)/$(dir))
+
+  # place the soundbank file in NitroFS if using it
+  ifneq ($(strip $(NITRO)),)
+    export SOUNDBANK := $(NITRO_FILES)/soundbank.bin
+
+  # otherwise, needs to be loaded from memory
+  else
+    export SOUNDBANK := soundbank.bin
+    BINFILES += $(SOUNDBANK)
+  endif
+endif
 
 #---------------------------------------------------------------------------------
 # use CXX for linking C++ projects, CC for standard C
@@ -78,47 +126,96 @@ else
 endif
 #---------------------------------------------------------------------------------
 
-export OFILES	:=	$(BINFILES:.bin=.o) \
+export OFILES_BIN   :=	$(addsuffix .o,$(BINFILES))
-					$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
 
-export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+export OFILES_SOURCES := $(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
-					$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+
+export OFILES := $(PNGFILES:.png=.o) $(OFILES_BIN) $(OFILES_SOURCES)
+
+export HFILES := $(PNGFILES:.png=.h) $(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE  := $(foreach dir,$(INCLUDES),-iquote $(CURDIR)/$(dir))\
+                   $(foreach dir,$(LIBDIRS),-I$(dir)/include)\
                    -I$(CURDIR)/$(BUILD)
- 
 export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
 
+ifeq ($(strip $(ICON)),)
+  icons := $(wildcard *.bmp)
+
+  ifneq (,$(findstring $(TARGET).bmp,$(icons)))
+    export GAME_ICON := $(CURDIR)/$(TARGET).bmp
+  else
+    ifneq (,$(findstring icon.bmp,$(icons)))
+      export GAME_ICON := $(CURDIR)/icon.bmp
+    endif
+  endif
+else
+  ifeq ($(suffix $(ICON)), .grf)
+    export GAME_ICON := $(CURDIR)/$(ICON)
+  else
+    export GAME_ICON := $(CURDIR)/$(BUILD)/$(notdir $(basename $(ICON))).grf
+  endif
+endif
+
 .PHONY: $(BUILD) clean
 
 #---------------------------------------------------------------------------------
 $(BUILD):
-	@[ -d $@ ] || mkdir -p $@
+	@mkdir -p $@
 	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
 
 #---------------------------------------------------------------------------------
 clean:
 	@echo clean ...
-	@rm -fr $(BUILD) $(TARGET).elf $(TARGET).nds $(TARGET).ds.gba 
+	@rm -fr $(BUILD) $(TARGET).elf $(TARGET).nds $(SOUNDBANK)
- 
 
 #---------------------------------------------------------------------------------
 else
 
-DEPENDS	:=	$(OFILES:.o=.d)
- 
 #---------------------------------------------------------------------------------
 # main targets
 #---------------------------------------------------------------------------------
-$(OUTPUT).nds	: 	$(OUTPUT).elf
+$(OUTPUT).nds: $(OUTPUT).elf $(NITRO_FILES) $(GAME_ICON)
-$(OUTPUT).elf	:	$(OFILES)
+$(OUTPUT).elf: $(OFILES)
+
+# source files depend on generated headers
+$(OFILES_SOURCES) : $(HFILES)
+
+# need to build soundbank first
+$(OFILES): $(SOUNDBANK)
 
 #---------------------------------------------------------------------------------
-%.o	:	%.bin
+# rule to build solution from music files
+#---------------------------------------------------------------------------------
+$(SOUNDBANK) : $(MODFILES)
+#---------------------------------------------------------------------------------
+	mmutil $^ -d -o$@ -hsoundbank.h
+
+#---------------------------------------------------------------------------------
+%.bin.o %_bin.h : %.bin
 #---------------------------------------------------------------------------------
 	@echo $(notdir $<)
-	$(bin2o)
+	@$(bin2o)
 
+#---------------------------------------------------------------------------------
+# This rule creates assembly source files using grit
+# grit takes an image file and a .grit describing how the file is to be processed
+# add additional rules like this for each image extension
+# you use in the graphics folders
+#---------------------------------------------------------------------------------
+%.s %.h: %.png %.grit
+#---------------------------------------------------------------------------------
+	grit $< -fts -o$*
 
--include $(DEPENDS)
+#---------------------------------------------------------------------------------
+# Convert non-GRF game icon to GRF if needed
+#---------------------------------------------------------------------------------
+$(GAME_ICON): $(notdir $(ICON))
+#---------------------------------------------------------------------------------
+	@echo convert $(notdir $<)
+	@grit $< -g -gt -gB4 -gT FF00FF -m! -p -pe 16 -fh! -ftr
+
+-include $(DEPSDIR)/*.d
 
 #---------------------------------------------------------------------------------------
 endif

graphics/convert.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+grit badge_01.jpg -ftb -fh! -gb -gB16
+grit badge_01_512.jpg -ftb -fh! -gb -gB16
+
+for file in *.bin; do
+    mv -- "$file" "${file%.bin}"
+done
+
+mv *.img ../nitrofiles/bmp

source/main.cpp

@@ -6,38 +6,49 @@
 
 
   ------------------------------------------------------------------------------*/
-
-#include <nds.h>
 #include <stdio.h>
 
-volatile int frame = 0;
+#include <nds.h>
+#include <filesystem.h>
 
-//------------------------------------------------------------------------------
+#include <nf_lib.h>
-void Vblank(){
-  frame++;
-}
 
-int main(void) {
+int main(int argc, char **argv) {
-  touchPosition touchXY;
-
-  irqSet(IRQ_VBLANK, Vblank);
 
+  //prepare a NitroFS initialization screen
+  NF_Set2D(0, 0);
+  NF_Set2D(1, 0);
   consoleDemoInit();
-
+  printf("\n NitroFS init. Please Wait.\n\n");
-  iprintf("\x1b[45mHello K!TSCH\n");
-
-  while(1) {
   swiWaitForVBlank();
-    scanKeys();
-    int keys = keysDown();
-    if (keys & KEY_START) break;
 
-    touchRead(&touchXY);
+  //initialize NitroFS and set it as the root folder of the filesystem
+  nitroFSInit(NULL);
+  NF_SetRootFolder("NITROFS");
 
-    //print at using ansi escape seq \x1b[lin;columnH
+  //initialize 2D engine in both screens and use mode 5
-    iprintf("\x1b[10;0HFrame = %d", frame);
+  NF_Set2D(0, 5);
-    iprintf("\x1b[16;0HTouch x = %04X, %04X\n", touchXY.rawx, touchXY.px);
+  NF_Set2D(1, 5);
-    iprintf("Touch y = %04X, %04X\n", touchXY.rawy, touchXY.py);
+
+  //initialize bitmap backgrounds system
+  NF_InitBitmapBgSys(0, 1);
+  NF_InitBitmapBgSys(1, 1);
+
+  //initialize storage buffers
+  NF_Init16bitsBgBuffers();
+
+  //load bitmap background files from NitroFS
+  NF_Load16bitsBg("bmp/badge_01", 0);
+
+  //transfer image to VRAM of both screens
+  NF_Copy16bitsBuffer(0, 0, 0);
+  NF_Copy16bitsBuffer(1, 0, 0);
+
+  //it'se not needed anymore so remove it from RAM
+  NF_Unload16bitsBg(0);
+
+  while (1) {
+    swiWaitForVBlank();
   }
   
   return 0;