From dcaa318d677a1a6881ccc87640ae75c0fc578bfb Mon Sep 17 00:00:00 2001
From: tomsmeding <hallo@tomsmeding.nl>
Date: Mon, 2 Nov 2015 06:55:15 +0100
Subject: Initial

---
 .gitignore                  |  2 ++
 Makefile                    | 52 +++++++++++++++++++++++++++++++++++++++++++++
 global.h                    | 17 +++++++++++++++
 library.cpp                 |  8 +++++++
 library.h                   |  6 ++++++
 main.cpp                    | 40 ++++++++++++++++++++++++++++++++++
 object_base.cpp             | 15 +++++++++++++
 object_base.h               | 16 ++++++++++++++
 object_header_extractor.cpp |  7 ++++++
 object_header_maker.cpp     | 10 +++++++++
 object_wrapper.cpp          | 18 ++++++++++++++++
 src/objects/obj_control.cpp | 12 +++++++++++
 src/objects/obj_hoi.cpp     | 11 ++++++++++
 13 files changed, 214 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Makefile
 create mode 100644 global.h
 create mode 100644 library.cpp
 create mode 100644 library.h
 create mode 100644 main.cpp
 create mode 100644 object_base.cpp
 create mode 100644 object_base.h
 create mode 100644 object_header_extractor.cpp
 create mode 100644 object_header_maker.cpp
 create mode 100644 object_wrapper.cpp
 create mode 100644 src/objects/obj_control.cpp
 create mode 100644 src/objects/obj_hoi.cpp

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d22bf76
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+build/
+game
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..05676ee
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,52 @@
+CXX := g++
+CXXFLAGS := -Wall -Wextra -std=c++11 -O2 -isystem /usr/local/include -I.
+LIBS := -lfltk -L/usr/local/lib
+BIN := game
+
+object_src := $(wildcard src/objects/*.cpp)
+object_obj := $(patsubst src/objects/%.cpp,build/objects/%.o,$(object_src))
+object_head := $(patsubst src/objects/%.cpp,build/objects/%.h,$(object_src))
+object_xlist := $(shell echo $$(for f in $(object_src); do basename $$f | sed 's/\.[^.]*$$//' | sed 's/.*/X(&)/'; done))
+
+base_src := $(wildcard *_base.cpp)
+base_src += library.cpp main.cpp
+base_obj := $(patsubst %.cpp,build/%.o,$(base_src))
+
+.PHONY: all clean remake
+
+#keep all intermediate files!
+.SECONDARY:
+
+all: $(BIN)
+
+clean:
+	rm -rf build $(BIN)
+
+remake: clean all
+
+
+$(BIN): $(base_obj) $(object_obj)
+	$(CXX) $(CXXFLAGS) $(LIBS) -o $(BIN) $^
+
+build/main.o: main.cpp build/objects.h
+	@mkdir -p $(dir $@)
+	$(CXX) $(CXXFLAGS) -c -o "$@" "$<" "-DOBJECT_CLASSES_XLIST=$(object_xlist)" "-DGAME_NAME=\"$(BIN)\""
+
+build/objects/%.o: build/objects/%.cpp
+	@mkdir -p $(dir $@)
+	$(CXX) $(CXXFLAGS) -c -o "$@" $^
+
+build/objects/%.cpp: src/objects/%.cpp
+	@mkdir -p $(dir $@)
+	$(CXX) -E object_wrapper.cpp "-D__OBJECT_FNAME__=\"$<\"" "-D__OBJECT_NAME__=$(basename $(notdir $<))" | sed 's/^# [0-9]\+ ".*//' >"$@"
+
+build/objects/%.h: src/objects/%.cpp
+	@mkdir -p $(dir $@)
+	$(CXX) -E object_header_maker.cpp "-D__OBJECT_NAME__=$(basename $(notdir $<))" "-DEVENT_XLIST=$$($(CXX) -E object_header_extractor.cpp "-D__OBJECT_FNAME__=\"$<\"" | sed 's/__________EVENT_NEWLINE__________/\n/g' | grep -oe '__________EVENT_COUNTER_TAG_[^_]*__________' | sed 's/[^G]*G_\(.*\)__________.*/X(\1)/g' | xargs)" | sed 's/^# [0-9]\+ ".*//' >"$@"
+
+build/objects.h: $(object_head)
+	echo $(object_head) | xargs -n 1 basename | sed 's,.*,#include "objects/&",' >"$@"
+
+build/%.o: %.cpp
+	@mkdir -p $(dir $@)
+	$(CXX) $(CXXFLAGS) -c -o "$@" $^
diff --git a/global.h b/global.h
new file mode 100644
index 0000000..65aaa5e
--- /dev/null
+++ b/global.h
@@ -0,0 +1,17 @@
+#ifndef _GLOBAL_H_
+#define _GLOBAL_H_
+
+#include <vector>
+#include <memory>
+
+#include "object_base.h"
+
+using namespace std;
+
+class Global{
+public:
+	int room_speed=30;
+	vector<shared_ptr<Object>> objects;
+};
+
+#endif //_GLOBAL_H_
diff --git a/library.cpp b/library.cpp
new file mode 100644
index 0000000..5cfb68f
--- /dev/null
+++ b/library.cpp
@@ -0,0 +1,8 @@
+#include <iostream>
+#include "library.h"
+
+using namespace std;
+
+void draw_text(int x,int y,const char *s){
+	cerr<<"draw_text: x="<<x<<" y="<<y<<" s="<<s<<endl;
+}
diff --git a/library.h b/library.h
new file mode 100644
index 0000000..e575345
--- /dev/null
+++ b/library.h
@@ -0,0 +1,6 @@
+#ifndef _LIBRARY_H_
+#define _LIBRARY_H_
+
+void draw_text(int x,int y,const char *s);
+
+#endif //_LIBRARY_H_
diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..98ea6ac
--- /dev/null
+++ b/main.cpp
@@ -0,0 +1,40 @@
+#include <iostream>
+#include <cstring>
+#include <memory>
+#include "object_base.h"
+#include "global.h"
+#include "build/objects.h"
+
+#include <FL/Fl.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_draw.H>
+
+using namespace std;
+
+Global global;
+
+shared_ptr<Object> objectfromname(const char *name){
+
+#define X(objname) if(strcmp(name,#objname)==0)return make_shared<objname>();
+OBJECT_CLASSES_XLIST
+#undef X
+
+	return NULL; //no object with that name
+}
+
+void stepcallback(void*){
+	Fl::repeat_timeout(1.0/30,stepcallback);
+}
+
+int main(int argc,char **argv){
+	Fl_Window *window=new Fl_Window(640,480,GAME_NAME);
+
+	global.objects.push_back(objectfromname("obj_control"));
+	global.objects[0]->create();
+
+	window->end();
+	Fl::visual(FL_RGB);
+	window->show(argc,argv);
+	Fl::add_timeout(1.0/30,stepcallback);
+	return Fl::run();
+}
diff --git a/object_base.cpp b/object_base.cpp
new file mode 100644
index 0000000..d37aa12
--- /dev/null
+++ b/object_base.cpp
@@ -0,0 +1,15 @@
+#include <iostream>
+#include "object_base.h"
+
+using namespace std;
+
+Object::Object(void){
+	cerr<<"Object constructed!"<<endl;
+}
+Object::~Object(void){
+	cerr<<"Object destructed"<<endl;
+}
+
+void Object::create(void){}
+void Object::step(void){}
+void Object::draw(void){}
diff --git a/object_base.h b/object_base.h
new file mode 100644
index 0000000..355dfe8
--- /dev/null
+++ b/object_base.h
@@ -0,0 +1,16 @@
+#ifndef _OBJECT_BASE_H_
+#define _OBJECT_BASE_H_
+
+class Object{
+public:
+	double x=0,y=0;
+
+	Object(void);
+	virtual ~Object(void);
+
+	virtual void create(void);
+	virtual void step(void);
+	virtual void draw(void);
+};
+
+#endif //_OBJECT_BASE_H_
diff --git a/object_header_extractor.cpp b/object_header_extractor.cpp
new file mode 100644
index 0000000..c851056
--- /dev/null
+++ b/object_header_extractor.cpp
@@ -0,0 +1,7 @@
+#define CAT(a,b) a##b
+#define CATI(a,b) CAT(a,b)
+
+#define EVENT(name) \
+	CATI(CATI(__________EVENT_COUNTER_TAG_,name),__________) __________EVENT_NEWLINE__________
+
+#include __OBJECT_FNAME__
diff --git a/object_header_maker.cpp b/object_header_maker.cpp
new file mode 100644
index 0000000..4da9372
--- /dev/null
+++ b/object_header_maker.cpp
@@ -0,0 +1,10 @@
+#define OUT
+OUT #include "object_base.h"
+
+class __OBJECT_NAME__ : public Object{
+public:
+~__OBJECT_NAME__(void);
+#define X(name) void name(void);
+EVENT_XLIST
+#undef X
+};
diff --git a/object_wrapper.cpp b/object_wrapper.cpp
new file mode 100644
index 0000000..a662fc8
--- /dev/null
+++ b/object_wrapper.cpp
@@ -0,0 +1,18 @@
+#define OUT
+
+#include "library.h"
+OUT #include "build/objects.h"
+OUT #include "global.h"
+
+extern Global global;
+
+OUT #define STRINGIFY2_(v) #v
+OUT #define STRINGIFY2(v) STRINGIFY2_(v)
+
+__OBJECT_NAME__::~__OBJECT_NAME__(void){
+	draw_text(-1,-1,"Object of type " STRINGIFY2(__OBJECT_NAME__) " destructed.");
+}
+
+#define EVENT(name) void __OBJECT_NAME__::name(void)
+
+#include __OBJECT_FNAME__
diff --git a/src/objects/obj_control.cpp b/src/objects/obj_control.cpp
new file mode 100644
index 0000000..8c15087
--- /dev/null
+++ b/src/objects/obj_control.cpp
@@ -0,0 +1,12 @@
+EVENT(create){
+	x=y=10;
+	draw_text(42,42,"Control object wow!");
+}
+
+EVENT(step){
+	x++;
+}
+
+EVENT(draw){
+	draw_text(x,y,"yay!");
+}
diff --git a/src/objects/obj_hoi.cpp b/src/objects/obj_hoi.cpp
new file mode 100644
index 0000000..fe3c3f1
--- /dev/null
+++ b/src/objects/obj_hoi.cpp
@@ -0,0 +1,11 @@
+EVENT(create){
+	x=y=10;
+}
+
+EVENT(step){
+	x++;
+}
+
+EVENT(draw){
+	draw_text(x,y,"yay!");
+}
-- 
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