Update Template to use a separate compile unit for pixelGameEngine

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

C++/scripts/build.sh

@@ -1,4 +1,4 @@
-#Compiles the entire program then runs it, producing an executable. If the "test" argument is included, will try and run tests too (in the test folder)
+#Compiles the entire program then runs it, producing an executable. If the "test" argument is included, will try and run tests too (in the test folder). If the "full" argument is included, it will recopmile the PixelGameEngine (should it change)
 #C++
 printf "Running program...\n\n\n"
 output=$(dpkg -l | grep libx11-dev)
@@ -6,16 +6,28 @@ if [[ -z $output ]]
 then
     sudo apt install libx11-dev libpulse-dev mesa-common-dev libpng-dev
 fi
+if [ ! -f "pixelGameEngine.o" ]
+then
+    printf "Pixel Game Engine compile object missing. Compiling for the first time..."
+    g++ -c pixelGameEngine.cpp
+fi
 if [ "$1" = "test" ]
 then
     printf "Running tests...\n"
     echo "#define TEST_SUITE" > ./test/test.h
-    if g++ $(find . -type f -name "*.cpp") ${CUSTOM_PARAMS} -o ${PROJECT_NAME}; then
+    if g++ $(find . -type f -name "*.cpp" -not -name "pixelGameEngine.cpp") pixelGameEngine.o ${CUSTOM_PARAMS} -o ${PROJECT_NAME}; then
+        ./${PROJECT_NAME} "$@"
+    fi
+elif [ "$1" = "full" ]
+then
+    echo "" > ./test/test.h
+    g++ -c pixelGameEngine.cpp
+    if g++ $(find . -type f -name "*.cpp" -not -path "./test/*" -not -name "pixelGameEngine.cpp") pixelGameEngine.o ${CUSTOM_PARAMS} -o ${PROJECT_NAME}; then
         ./${PROJECT_NAME} "$@"
     fi
 else
     echo "" > ./test/test.h
-    if g++ $(find . -type f -name "*.cpp" -not -path "./test/*") ${CUSTOM_PARAMS} -o ${PROJECT_NAME}; then
+    if g++ $(find . -type f -name "*.cpp" -not -path "./test/*" -not -name "pixelGameEngine.cpp") pixelGameEngine.o ${CUSTOM_PARAMS} -o ${PROJECT_NAME}; then
         ./${PROJECT_NAME} "$@"
     fi
 fi

C++/scripts/md5

@@ -1,7 +1,7 @@
-build.sh:d5e4e98a6f677aa0a9759ba0afb2fb77  -
+build.sh:f7da5b6f54c56658f5410e0df797b5a7  -
 commit.sh:d03a46e721060c22ccb146e19d27e70a  -
 debug.sh:849488515cab075948653c15eec4177b  -
 lines.sh:3b907786f7fc9204025993016c9080de  -
-release.sh:6a96fb84ba64ed60d31be436ec069f05  -
+release.sh:0ab321c3fa2f1a1b2f03b1aec3bce816  -
 temp:d41d8cd98f00b204e9800998ecf8427e  -
-web.sh:b982212b88b80a59ad607b47d2ff3e94  -
+web.sh:e317e1d492d00517a0ac0e460239daa0  -

C++/scripts/release.sh

@@ -1,4 +1,4 @@
-#Creates a release build that focuses on high runtime performance.
+#Creates a release build that focuses on high runtime performance. Use "full" argument to completely rebuild PGE.
 #C++
 printf "Running program...\n\n\n"
 output=$(dpkg -l | grep libx11-dev)
@@ -6,7 +6,15 @@ if [[ -z $output ]]
 then
     sudo apt install libx11-dev libpulse-dev mesa-common-dev libpng-dev
 fi
-if g++ $(find . -type f -name "*.cpp" -not -path "./test/*") ${CUSTOM_PARAMS} -O3 -s -DNDEBUG -o ${PROJECT_NAME}; then
+if [ "$1" == "full" ]; then
+    rm "pixelGameEngine.o"
+fi
+if [ ! -f "pixelGameEngine.o" ]
+then
+    printf "Pixel Game Engine compile object missing. Compiling for the first time..."
+    g++ -c pixelGameEngine.cpp
+fi
+if g++ $(find . -type f -name "*.cpp" -not -path "./test/*" -not -name "pixelGameEngine.cpp") pixelGameEngine.o ${CUSTOM_PARAMS} -o ${PROJECT_NAME}; then
     ./${PROJECT_NAME} "$@"
 fi
 printf "\n\n"

C++/scripts/web.sh

@@ -1,23 +1,30 @@
-#Compiles emscripten instance of this project for the web.
+#Compiles emscripten instance of this project for the web. Use "full" argument if your PGE has to be completely rebuilt. Use "headless" argument for a headless version.
 #C++
 output=$(dpkg -l | grep libx11-dev)
 if [[ -z $output ]]
 then
     sudo apt install libx11-dev libpulse-dev mesa-common-dev libpng-dev
 fi
+if [[ "$1" == "full" || "$2" == "full" ]]; then
+    rm "pixelGameEngine_wasm.o"
+fi
+if [ ! -f "pixelGameEngine_wasm.o" ]
+then
+    printf "Pixel Game Engine compile object missing. Compiling for the first time..."
+    em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 -c pixelGameEngine.cpp -o pixelGameEngine_wasm.o
+fi
 if [ -d "assets" ]; then
-    em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp" -not -path "./test/*") -o ${PROJECT_NAME}.html -I pixelGameEngine.h --preload-file ./assets
+    em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp" -not -path "./test/*" -not -name "pixelGameEngine.cpp") pixelGameEngine_wasm.o -o ${PROJECT_NAME}.html --preload-file ./assets
 else
-    em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp" -not -path "./test/*") -o ${PROJECT_NAME}.html -I pixelGameEngine.h 
+    em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp" -not -path "./test/*" -not -name "pixelGameEngine.cpp") pixelGameEngine_wasm.o -o ${PROJECT_NAME}.html
 fi
 
 cp buildtemplate.html ${PROJECT_NAME}.html
 sed -i "s/_REPLACEME_/$PROJECT_NAME.js/" ${PROJECT_NAME}.html
 
-if [ "$1" == "headless" ]; then
+if [[ "$1" == "headless" || "$2" == "headless" ]]; then
     echo "Running as headless web server"
     emrun --no_browser ${PROJECT_NAME}.html
 else
     emrun --serve_after_close ${PROJECT_NAME}.html
-fi
-
+fi

Polygon.cpp

@@ -0,0 +1,12 @@
+#include "Polygon.h"
+
+Polygon::Polygon(std::initializer_list<vf2d>ls){
+    points.resize(ls.size());
+    std::copy(ls.begin(),ls.end(),points.begin());
+}
+
+void Polygon::DrawPolygon(){
+    for (int i=0;i<points.size();i++){
+
+    }
+}

Polygon.h

@@ -0,0 +1,10 @@
+#include "pixelGameEngine.h"
+
+using namespace olc;
+
+class Polygon{
+    public:
+    std::vector<vf2d>points;
+    Polygon(std::initializer_list<vf2d>ls);
+    void DrawPolygon();
+};

main.cpp

@@ -1,11 +1,15 @@
-#define OLC_PGE_APPLICATION
 #include "pixelGameEngine.h"
-#include "olcutils.h"
+#include "Polygon.h"
 
 using namespace olc;
 
+#define WIDTH 640
+#define HEIGHT 480
+
 class Example : public olc::PixelGameEngine
 {
+	
+
 public:
 	Example()
 	{
@@ -13,76 +17,39 @@ public:
 	}
 
 public:
-    bool RayVsRect(const vf2d ray_origin, const vf2d ray_dir, const olc::utils::geom2d::rect<float> target, vf2d&contact_point, vf2d&contact_normal, float&t_hit_near){
-
-        contact_normal = { 0, 0 };
-        contact_point = { 0, 0 };
-
-        vf2d t_near = {(target.pos.x - ray_origin.x) / ray_dir.x, (target.pos.y - ray_origin.y) / ray_dir.y};
-        vf2d t_far = {(target.pos.x + target.size.x - ray_origin.x) / ray_dir.x, (target.pos.y + target.size.y - ray_origin.y) / ray_dir.y};
-
-        if (t_near.x > t_far.x) {float b; b = t_near.x; t_near.x = t_far.x; t_far.x = b;};
-        if (t_near.y > t_far.y) {float b; b = t_near.y; t_near.y = t_far.y; t_far.y = b;};
-
-        if (t_near.x > t_far.y || t_near.y > t_far.x) return false;
-
-        t_hit_near = fmax(t_near.x, t_near.y);
-        float t_hit_far = fmin(t_far.x, t_far.y);
-
-        if (t_hit_far < 0) return false;
-
-        contact_point.x = ray_origin.x + t_hit_near * ray_dir.x; 
-        contact_point.y = ray_origin.y + t_hit_near * ray_dir.y;
-
-        if (t_near.x > t_near.y)
-            if ( 1.0f / ray_dir.x < 0)
-                contact_normal = { 1, 0 };
-            else
-                contact_normal = { -1, 0};
-        else 
-        if ( t_near.x < t_near.y)
-            if ( 1.0f / ray_dir.y < 0)
-                contact_normal = { 0, 1 };
-            else
-                contact_normal = { 0, -1 };
-        
-        return true;
-
-        
-    }
-    vf2d originPoint={16,16};
 	bool OnUserCreate() override
 	{
-		// Called once at the start, so create things here
+		Polygon poly{{30,30},{20,20},{-7,6}};
 		return true;
 	}
 
 	bool OnUserUpdate(float fElapsedTime) override
 	{
-        vf2d velocity={(GetKey(D).bHeld-GetKey(A).bHeld)*20*fElapsedTime,(GetKey(S).bHeld-GetKey(W).bHeld)*20*fElapsedTime};
-        vf2d contact_point;
-        vf2d contact_normal;
-        float t_hit_near;
+		Clear(BLACK);
+		return true;
+	}
 
-		Clear(Pixel(64,64,255));
-        if (!olc::utils::geom2d::overlaps(olc::utils::geom2d::circle<float>{originPoint+velocity,5},olc::utils::geom2d::rect<float>{{32,32},{64,32}})) {
-            originPoint+=velocity;
-            DrawCircle(originPoint,5);
-        } else {
-            DrawCircle(originPoint,5,RED);
-        }
-        DrawLine(originPoint,GetMousePos());
-
-        DrawRect({32,32},{64,32},RayVsRect(originPoint, GetMousePos()-originPoint, olc::utils::geom2d::rect<float>{{32,32},{64,32}},contact_point,contact_normal,t_hit_near)&&t_hit_near<1?YELLOW:WHITE);
+	bool OnUserDestroy()override{
 		return true;
 	}
 };
 
+enum Direction{
+    RIGHT,
+    DOWN,
+    LEFT,
+    UP
+};
+
+struct Data{
+	int x,y;
+};
+
 
 int main()
-{
+{	
 	Example demo;
-	if (demo.Construct(128, 120, 8, 8))
+	if (demo.Construct(640, 480, 4, 4))
 		demo.Start();
 
 	return 0;

pixelGameEngine.cpp

@@ -0,0 +1,2 @@
+#define OLC_PGE_APPLICATION
+#include "pixelGameEngine.h"