organize, add some objects and event callbacks

main.cpp

@@ -2,28 +2,16 @@
 #include <stdio.h>
 #include "SDL.h"
 
-struct Vector2
-{ 
-	float x, y;
-	Vector2()
-	{
-		this->x = 0.f;
-		this->y = 0.f;
-	}
-	Vector2(float x_, float y_)
-	{
-		this->x = x_;
-		this->y = y_;
-	}
-};
+#include "stuff/objects/vector2.h"
+#include "stuff/objects/vector.h"
+
+#include "stuff/globals/globals.h"
+#include "stuff/callbacks/callbacks.h"
 
 int main(int argc, char** argv)
 {
-	bool running = true;
-	Vector2 mousePos;
-
-	SDL_Window* window = nullptr;;
-	SDL_Surface* surface = nullptr;;
+	SDL_Window* window = nullptr;
+	SDL_Surface* surface = nullptr;
 
 	SDL_Init(SDL_INIT_VIDEO);
 	window = SDL_CreateWindow("threedee", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 1280, 720, SDL_WINDOW_SHOWN);
@@ -31,25 +19,10 @@ int main(int argc, char** argv)
 
 	SDL_Event eventHandler;
 
-	while (running)
-	{
-		while (SDL_PollEvent(&eventHandler))
-		{
-			switch (eventHandler.type)
+	while (global::running)
 	{
-			case SDL_QUIT:
-				running = false;
-				break;
-			case SDL_MOUSEMOTION:
-				mousePos = Vector2(eventHandler.motion.x, eventHandler.motion.y);
-				break;
-			}
-		}
-		SDL_Rect cursor;
-		cursor.x = mousePos.x;
-		cursor.y = mousePos.y;
-		cursor.w = 5;
-		cursor.h = 5;
+		callbacks::handleCallbacks(&eventHandler);
+		SDL_Rect cursor{ global::mousePos.x, global::mousePos.y, 5, 5 };
 		SDL_FillRect(surface, &cursor, SDL_MapRGB(surface->format, 0xFF, 0xFF, 0xFF));
 
 		SDL_UpdateWindowSurface(window);

stuff/callbacks/callbacks.cpp

@@ -0,0 +1,17 @@
+#include "callbacks.h"
+
+void callbacks::handleCallbacks(SDL_Event* eventHandler)
+{
+	while (SDL_PollEvent(eventHandler))
+	{
+		switch (eventHandler->type)
+		{
+		case SDL_QUIT:
+			global::running = false;
+			break;
+		case SDL_MOUSEMOTION:
+			callbacks::mouseMotion(eventHandler);
+			break;
+		}
+	}
+}

stuff/callbacks/callbacks.h

@@ -0,0 +1,18 @@
+#pragma once
+#include <iostream>
+#include "SDL.h"
+
+#include "../globals/globals.h"
+
+namespace callbacks
+{
+	inline void mouseMotion(SDL_Event* eventResponse)
+	{
+		global::mousePos = vector2(eventResponse->motion.x, eventResponse->motion.y);
+	}
+	inline void quit(SDL_Event* eventResponse)
+	{
+		global::running = false;
+	}
+	void handleCallbacks(SDL_Event* eventHandler);
+}

stuff/globals/globals.cpp

@@ -0,0 +1,4 @@
+#include "globals.h"
+
+bool global::running = true;
+vector2 global::mousePos;

stuff/globals/globals.h

@@ -0,0 +1,7 @@
+#pragma once
+#include "../objects/vector.h"
+namespace global
+{
+	extern bool running;
+	extern vector2 mousePos;
+}

stuff/objects/vector.h

@@ -0,0 +1,21 @@
+#pragma once
+#include "vector2.h"
+/*
+vectors extend vector2s and hold 3D cartesian coordinates
+*/
+struct vector : public vector2
+{
+	float z;
+	vector()
+	{
+		this->x = 0.f;
+		this->y = 0.f;
+		this->z = 0.f;
+	}
+	vector(float x_, float y_, float z_)
+	{
+		this->x = x_;
+		this->y = y_;
+		this->z = z_;
+	}
+};

stuff/objects/vector2.h

@@ -0,0 +1,18 @@
+#pragma once
+/*
+vector2s hold 2D cartesian coordinates
+*/
+struct vector2
+{
+	float x, y;
+	vector2()
+	{
+		this->x = 0.f;
+		this->y = 0.f;
+	}
+	vector2(float x_, float y_)
+	{
+		this->x = x_;
+		this->y = y_;
+	}
+};

threedee.vcxproj

@@ -240,9 +240,15 @@
     <ClInclude Include="sdl\include\SDL_version.h" />
     <ClInclude Include="sdl\include\SDL_video.h" />
     <ClInclude Include="sdl\include\SDL_vulkan.h" />
+    <ClInclude Include="stuff\callbacks\callbacks.h" />
+    <ClInclude Include="stuff\globals\globals.h" />
+    <ClInclude Include="stuff\objects\vector2.h" />
+    <ClInclude Include="stuff\objects\vector.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="main.cpp" />
+    <ClCompile Include="stuff\callbacks\callbacks.cpp" />
+    <ClCompile Include="stuff\globals\globals.cpp" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">

threedee.vcxproj.filters

@@ -273,10 +273,28 @@
     <ClInclude Include="sdl\include\SDL_vulkan.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="stuff\objects\vector2.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="stuff\objects\vector.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="stuff\globals\globals.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="stuff\callbacks\callbacks.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="main.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="stuff\callbacks\callbacks.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="stuff\globals\globals.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>