Initial commit of datamodel. Contains preprocessor generators to transform Object-Oriented structures into Data-Oriented element vectors.

Makefile

@@ -0,0 +1,75 @@
+WARNINGS := -Wall -pedantic  -pedantic-errors -Wextra -Wcast-align \
+  -Wcast-qual  -Wchar-subscripts  -Wcomment -Wconversion \
+  -Wdisabled-optimization -Werror -Wfloat-equal  -Wformat  -Wformat=2 \
+  -Wformat-nonliteral -Wformat-security  -Wformat-y2k \
+  -Wimport  -Winit-self  -Winline -Winvalid-pch   \
+  -Wunsafe-loop-optimizations  -Wno-long-long -Wmissing-braces \
+  -Wmissing-field-initializers -Wmissing-format-attribute   \
+  -Wmissing-include-dirs -Wmissing-noreturn -Wmissing-declarations \
+  -Wpacked -Wparentheses  -Wpointer-arith \
+  -Wredundant-decls -Wreturn-type \
+  -Wsequence-point  -Wshadow -Wsign-compare  -Wstack-protector \
+  -Wstrict-aliasing -Wstrict-aliasing=2 -Wswitch  -Wswitch-default \
+  -Wswitch-enum -Wtrigraphs  -Wuninitialized \
+  -Wunknown-pragmas  -Wunreachable-code -Wunused \
+  -Wunused-function  -Wunused-label  -Wunused-parameter \
+  -Wunused-value  -Wunused-variable  -Wvariadic-macros \
+  -Wvolatile-register-var  -Wwrite-strings
+
+CWARNINGS := $(WARNINGS) -Wimplicit
+CPPWARNINGS := $(WARNINGS)
+
+CFLAGS   := $(CWARNINGS)
+CPPFLAGS := $(CPPWARNINGS) --std=c++11
+LDFLAGS  :=
+
+HDRFILES := rotate.hpp
+SRCFILES := 
+TSTSUITE := rotate_tc.h
+
+BINARY   :=
+
+DEPFILES := $(patsubst %.cpp,.%.d,$(SRCFILES))
+OBJFILES := $(patsubst %.cpp,%.o,$(SRCFILES))
+TSTFILES := $(patsubst %.h,%.cpp,$(TSTSUITE))
+TSTDRIVR := $(patsubst %.cpp,%,$(TSTFILES))
+
+ALLFILES := $(SRCFILES) $(HDRFILES) $(AUXFILES)
+
+.PHONY: all clean debug release check coverage
+
+all: $(BINARY) $(LNBINARY)
+
+debug: CFLAGS += -DDEBUG -g
+debug: CPPFLAGS += -DDEBUG -g
+debug: all
+
+release: CFLAGS += -O2
+release: CPPFLAGS += -O2
+release: all
+
+coverage: CFLAGS += -fprofile-arcs -ftest-coverage
+coverage: CPPFLAGS += -fprofile-arcs -ftest-coverage
+coverage: check
+
+clean: check-clean
+	@$(RM) $(BINARY) $(wildcard $(OBJFILES)) $(LNBINARY)
+
+check-clean:
+	@$(RM) $(TSTDRIVR) $(TSTFILES)
+
+check: check-clean $(TSTDRIVR)
+
+.h.cpp:
+	@cxxtestgen --error-printer $< -o $@
+
+.cpp.o: Makefile
+	$(CXX) $(CPPFLAGS) -MMD -MP -MF $(patsubst %.cpp,.%.d,$<) -c $< -o $@
+
+$(BINARY): $(OBJFILES) 
+	$(CXX) $(LDFLAGS) -o $@ $(OBJFILES)
+
+$(TSTDRIVR): $(TSTFILES)
+	@$(CXX) $(CPPFLAGS) -I$(CXXTEST) -w $@.cpp -o $@
+	@echo Running TestDriver: ./$@
+	@./$@

datamodel.xcodeproj/project.pbxproj

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datamodel.xcodeproj/xcuserdata/leumasjaffe.xcuserdatad/xcschemes/datamodel.xcscheme

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datamodel.xcodeproj/xcuserdata/leumasjaffe.xcuserdatad/xcschemes/xcschememanagement.plist

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datamodel.xcodeproj/xcuserdata/samjaffe.xcuserdatad/xcschemes/datamodel.xcscheme

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datamodel.xcodeproj/xcuserdata/samjaffe.xcuserdatad/xcschemes/xcschememanagement.plist

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rotate.hpp

@@ -0,0 +1,132 @@
+#include <vector>
+#include <cstdlib>
+#include <boost/preprocessor.hpp>
+
+template <typename T, typename I, I T::*mem>
+struct access {
+  using value_type = I;
+  using access_type = T;
+  
+  value_type& get(access_type& t) const { return t.*mem; }
+  value_type const& get(access_type const& t) const { return t.*mem; }
+};
+
+template <typename T, typename...Members>
+class rotate;
+
+template <typename T, typename...Members> class proxy;
+
+template <typename T, typename Member>
+class rotate<T, Member> {
+public:
+  using value_type = typename Member::value_type;
+  using data_type = std::vector<value_type>;
+  
+  value_type&       get(size_t n, Member) { return rotated_.at(n); }
+  value_type const& get(size_t n, Member) const { return rotated_.at(n); }
+  
+  data_type const&  get(Member) const { return rotated_; }
+
+protected:
+  void push_back(T const& t) {
+    rotated_.push_back(Member().get(t));
+  }
+
+private:
+  data_type rotated_;
+};
+
+template <typename T, typename Member0, typename...Members>
+class rotate<T, Member0, Members...> : public rotate<T, Member0>, public rotate<T, Members...> {
+public:
+  proxy<T, Member0, Members...> get(size_t n);
+
+  void push_back(T const& t) {
+    rotate<T, Member0>::push_back(t);
+    rotate<T, Members...>::push_back(t);
+  }
+  
+  using rotate<T, Member0>::get;
+  using rotate<T, Members...>::get;
+};
+
+#define PROXY_ELEMENT(T, elem) decltype(T::elem)& elem
+#define PROXY_MEMBER(r, T, elem) PROXY_ELEMENT(T, elem);
+#define PROXY_CONSTR(r, T, elem) BOOST_PP_CAT(PROXY_ELEMENT(T, elem),_),
+#define PROXY_INIT(r, T, elem) elem(BOOST_PP_CAT(elem,_)),
+#define PROXY_SET(r, t, elem) t.elem = elem;
+
+#define proxy_t(T, mseq) proxy<T BOOST_PP_SEQ_FOR_EACH(ROTATE_ACCESS, T, mseq)>
+
+#define ROTATE_PROXY(T, mseq) \
+  template<> class proxy_t(T, mseq) { \
+  public: \
+    proxy(BOOST_PP_SEQ_FOR_EACH(PROXY_CONSTR, T, mseq) bool) \
+    : BOOST_PP_SEQ_FOR_EACH(PROXY_INIT, T, mseq) dummy(false) {} \
+    \
+    explicit operator T() const { \
+      T t; \
+      BOOST_PP_SEQ_FOR_EACH(PROXY_SET, t, mseq) \
+      return t; \
+    } \
+    \
+    BOOST_PP_SEQ_FOR_EACH(PROXY_MEMBER, T, mseq) \
+    bool dummy; \
+  }
+
+#define ROTATE_ACCESS(r, T, elem) ,access_t(T, elem)
+#define PROXY_ASSIGN(r, T, elem) rotate<T, access_t(T, elem)>::get(n, access_t(T, elem)()),
+
+#define rotate_t(T, mseq) rotate<T BOOST_PP_SEQ_FOR_EACH(ROTATE_ACCESS, T, mseq)>
+#define access_t(T, M) access<T, decltype(T::M), &T::M>
+
+//#define DEFINE_ROTATE_NAME(name, T, mseq) \
+//  using name = rotate_t(T, mseq); \
+//  ROTATE_PROXY(T, mseq); \
+//  template <typename T, typename M0, typename...Ms> \
+//  proxy<T, M0, Ms...> rotate<T, M0, Ms...>::get(size_t n) { \
+//    return proxy<T, M0, Ms...>{BOOST_PP_SEQ_FOR_EACH(PROXY_ASSIGN, T, mseq) false}; \
+//  }
+
+#define DEFINE_ROTATE_NAME(name, T, mseq) \
+  ROTATE_PROXY(T, mseq); \
+  class name : public rotate_t(T, mseq) { \
+  public:\
+    proxy_t(T, mseq) get(size_t n) { \
+    return proxy_t(T, mseq){BOOST_PP_SEQ_FOR_EACH(PROXY_ASSIGN, T, mseq) false}; \
+    } \
+    using rotate_t(T, mseq)::get; \
+  }
+
+#define DEFINE_ROTATE(T, mseq) DEFINE_ROTATE_NAME(T##_rotate, T, mseq)
+
+//#include <iostream>
+//
+//struct particle {
+//  int x, y, dx, dy;
+//  char color;
+//};
+//
+//DEFINE_ROTATE(particle, (color)(x)(y)(dx)(dy))
+//
+//int main(int argc, char const *argv[]) {
+//  (void) argc;
+//  (void) argv;
+//  particle p{0, 0, 0, 0, 0};
+//  particle_rotate pr;
+//  pr.push_back(p);
+//
+//  {
+//    proxy<particle> pp = pr.get(0);
+//    pp.x = 5;
+//  }
+//
+//  {
+//    proxy<particle> pp = pr.get(0);
+//    std::cout << pp.x << std::endl;
+//    particle copy = particle(pp);
+//    std::cout << copy.x << std::endl;
+//  }
+//  
+//  return 0;
+//}

rotate_tc.cpp

@@ -0,0 +1,49 @@
+/* Generated file, do not edit */
+
+#ifndef CXXTEST_RUNNING
+#define CXXTEST_RUNNING
+#endif
+
+#define _CXXTEST_HAVE_STD
+#include <cxxtest/TestListener.h>
+#include <cxxtest/TestTracker.h>
+#include <cxxtest/TestRunner.h>
+#include <cxxtest/RealDescriptions.h>
+#include <cxxtest/TestMain.h>
+#include <cxxtest/ErrorPrinter.h>
+
+int main( int argc, char *argv[] ) {
+ int status;
+    CxxTest::ErrorPrinter tmp;
+    CxxTest::RealWorldDescription::_worldName = "cxxtest";
+    status = CxxTest::Main< CxxTest::ErrorPrinter >( tmp, argc, argv );
+    return status;
+}
+bool suite_rotate_TestSuite_init = false;
+#include "rotate_tc.h"
+
+static rotate_TestSuite suite_rotate_TestSuite;
+
+static CxxTest::List Tests_rotate_TestSuite = { 0, 0 };
+CxxTest::StaticSuiteDescription suiteDescription_rotate_TestSuite( "rotate_tc.h", 77, "rotate_TestSuite", suite_rotate_TestSuite, Tests_rotate_TestSuite );
+
+static class TestDescription_suite_rotate_TestSuite_test_proxy1 : public CxxTest::RealTestDescription {
+public:
+ TestDescription_suite_rotate_TestSuite_test_proxy1() : CxxTest::RealTestDescription( Tests_rotate_TestSuite, suiteDescription_rotate_TestSuite, 79, "test_proxy1" ) {}
+ void runTest() { suite_rotate_TestSuite.test_proxy1(); }
+} testDescription_suite_rotate_TestSuite_test_proxy1;
+
+static class TestDescription_suite_rotate_TestSuite_test_proxy2 : public CxxTest::RealTestDescription {
+public:
+ TestDescription_suite_rotate_TestSuite_test_proxy2() : CxxTest::RealTestDescription( Tests_rotate_TestSuite, suiteDescription_rotate_TestSuite, 91, "test_proxy2" ) {}
+ void runTest() { suite_rotate_TestSuite.test_proxy2(); }
+} testDescription_suite_rotate_TestSuite_test_proxy2;
+
+static class TestDescription_suite_rotate_TestSuite_test_datamodel_center : public CxxTest::RealTestDescription {
+public:
+ TestDescription_suite_rotate_TestSuite_test_datamodel_center() : CxxTest::RealTestDescription( Tests_rotate_TestSuite, suiteDescription_rotate_TestSuite, 101, "test_datamodel_center" ) {}
+ void runTest() { suite_rotate_TestSuite.test_datamodel_center(); }
+} testDescription_suite_rotate_TestSuite_test_datamodel_center;
+
+#include <cxxtest/Root.cpp>
+const char* CxxTest::RealWorldDescription::_worldName = "cxxtest";

rotate_tc.h

@@ -0,0 +1,111 @@
+//
+//  rotate_tc.h
+//  datamodel
+//
+//  Created by Sam Jaffe on 9/30/15.
+//
+//
+
+#include <cxxtest/TestSuite.h>
+
+#include "rotate.hpp"
+
+struct Point {
+  float x = 0.f, y = 0.f;
+  
+  Point() = default;
+  Point(float _x, float _y) : x(_x), y(_y) {}
+  
+  bool operator==(const Point& other) const {
+    return !memcmp(this, &other, sizeof(*this));
+  }
+};
+
+struct Dimension {
+  float width = 0.f, height = 0.f;
+  
+  Dimension() = default;
+  Dimension(float w, float h) : width(w), height(h) {}
+  
+  bool operator==(const Dimension& other) const {
+    return !memcmp(this, &other, sizeof(*this));
+  }
+};
+
+struct Material {
+  int id = -1;
+  
+  Material() = default;
+  Material(int i) : id(i) {}
+  
+  bool operator==(const Material& other) const {
+    return !memcmp(this, &other, sizeof(*this));
+  }
+};
+
+struct RenderInfo {
+  Point center;
+  Material material;
+  Dimension texture_size, object_size;
+  Point bottom_left, bottom_right, top_right, top_left;
+  float rotation = 0.0f; // TODO
+  
+  RenderInfo(Point c, Dimension sz, Material mat = {0}, Dimension tx_sz = {1.f, 1.f})
+  : center(c)
+  , material(mat)
+  , texture_size(tx_sz)
+  , object_size(sz)
+  , bottom_left ({c.x - sz.width / 2.f, c.y - sz.height / 2.f})
+  , bottom_right({c.x - sz.width / 2.f, c.y + sz.height / 2.f})
+  , top_right   ({c.x + sz.width / 2.f, c.y + sz.height / 2.f})
+  , top_left    ({c.x + sz.width / 2.f, c.y - sz.height / 2.f})
+  {
+    
+  }
+  
+  RenderInfo() = default;
+  
+  bool operator==(const RenderInfo& other) const {
+    return !memcmp(this, &other, sizeof(*this));
+  }
+};
+
+DEFINE_ROTATE(RenderInfo, (material)(texture_size)(bottom_left)(bottom_right)(top_right)(top_left));
+
+DEFINE_ROTATE_NAME(simple_rotate, RenderInfo, (material)(texture_size)(center)(object_size));
+
+class rotate_TestSuite : public CxxTest::TestSuite {
+public:
+  void test_proxy1() const {
+    RenderInfo_rotate rdata;
+    RenderInfo info{{5, 6}, {1, 1}};
+    rdata.push_back(info);
+    auto proxy = rdata.get(0);
+    TS_ASSERT_EQUALS(info.texture_size, proxy.texture_size);
+    TS_ASSERT_EQUALS(info.bottom_left, proxy.bottom_left);
+    TS_ASSERT_EQUALS(info.bottom_right, proxy.bottom_right);
+    TS_ASSERT_EQUALS(info.top_left, proxy.top_left);
+    TS_ASSERT_EQUALS(info.top_right, proxy.top_right);
+  }
+  
+  void test_proxy2() const {
+    simple_rotate rdata;
+    RenderInfo info{{5, 6}, {1, 1}};
+    rdata.push_back(info);
+    auto proxy = rdata.get(0);
+    TS_ASSERT_EQUALS(info.texture_size, proxy.texture_size);
+    TS_ASSERT_EQUALS(info.center, proxy.center);
+    TS_ASSERT_EQUALS(info.object_size, proxy.object_size);
+  }
+
+  void test_datamodel_center() const {
+    simple_rotate rdata;
+    RenderInfo infos[3] = {{{1,2},{1,1}},{{0,3},{1,1}},{{4,3.2},{1,1}}};
+    rdata.push_back(infos[0]);
+    rdata.push_back(infos[1]);
+    rdata.push_back(infos[2]);
+    TS_ASSERT_EQUALS(rdata.get(access_t(RenderInfo, center){}), (std::vector<Point>{{1,2},{0,3},{4,3.2}}));
+  }
+private:
+  
+};