main.cpp

#include <Windows.h>
#include <d3d9.h>
#include "SpriteBatcher.h"

#pragma comment (lib, "d3d9.lib")

#define SCREEN_WIDTH 800
#define SCREEN_HEIGHT 600
#define CUSTOMFVF (D3DFVF_XYZRHW | D3DFVF_DIFFUSE)

//Global Vars
HINSTANCE hInstance;
HWND winHandle;

LPDIRECT3D9 d3d;
LPDIRECT3DDEVICE9 device;

//---------------------------------

SpriteBatcher batcher;
float x;

//Prototypes
LRESULT CALLBACK winProc(HWND winHandle, UINT message, WPARAM wParam, LPARAM lParam);
bool initWindow(HINSTANCE hInstance);
bool initDirectX();
void render();
void cleanUp();

//Create the main entry point
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow)
{
	//Create the window
	if(!(initWindow(hInstance)))
		return false;

	//Init Direct X
	if(!(initDirectX()))
		return false;

	//Prepare the game loop
	MSG msg;
	ZeroMemory(&msg, sizeof(MSG));

	//While there is no quit message run the game loop
	while(msg.message != WM_QUIT)
	{
		//Handle window messages
		while(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
		{
			TranslateMessage(&msg);
			DispatchMessage(&msg);
		}

		//Game Code
		render();
	}

	//Clean up clean up
	cleanUp();

	return msg.wParam;
}

#pragma region Window Creation and call back
bool initWindow(HINSTANCE hInstance)
{
	//Set up the window properties
	WNDCLASSEX wc;
	ZeroMemory(&wc, sizeof(WNDCLASSEX));

	//Window properties
	wc.cbSize = sizeof(WNDCLASSEX);
	wc.style = CS_HREDRAW | CS_VREDRAW;
	wc.lpfnWndProc = winProc;
	wc.cbClsExtra = 0;
	wc.cbWndExtra = 0;
	wc.hInstance = hInstance;
	wc.hIcon = 0;
	wc.hCursor = LoadCursor(NULL, IDC_ARROW);
	wc.hbrBackground = (HBRUSH)COLOR_WINDOW;
	wc.lpszMenuName = NULL;
	wc.lpszClassName = "window";
	wc.hIconSm = 0;

	//Register the window class
	RegisterClassEx(&wc);

	//Create the window
	winHandle = CreateWindowEx(NULL,
							"window",
							"My Window",
							WS_OVERLAPPEDWINDOW,
							CW_USEDEFAULT,
							CW_USEDEFAULT,
							SCREEN_WIDTH,
							SCREEN_HEIGHT,
							NULL,
							NULL,
							hInstance,
							NULL);

	if(winHandle == false)
		return false;

	//Show the window
	ShowWindow(winHandle, SW_SHOW);

	return true;
}

//Call back funciton for the window
LRESULT CALLBACK winProc(HWND winHandle, UINT message, WPARAM wParam, LPARAM lParam)
{
	switch(message)
	{
		case WM_DESTROY:
			{
				PostQuitMessage(0);
			}
			break;
	}

	return DefWindowProc(winHandle, message, wParam, lParam);
}
#pragma endregion

//Setup direct x
bool initDirectX()
{
	//Set up all the direct x properties
	d3d = NULL;
	device = NULL;

	if(NULL == (d3d = Direct3DCreate9(D3D_SDK_VERSION)))
		return false;

	D3DPRESENT_PARAMETERS d3dpp;
	ZeroMemory(&d3dpp, sizeof(d3dpp));

	d3dpp.Windowed = true;
	d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
	d3dpp.BackBufferFormat = D3DFMT_UNKNOWN;
	d3dpp.BackBufferCount = 1;
	d3dpp.BackBufferWidth = SCREEN_WIDTH;
	d3dpp.BackBufferHeight = SCREEN_HEIGHT;
	d3dpp.hDeviceWindow = winHandle;

	//Create the direct x device
	if(FAILED(d3d->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, winHandle, D3DCREATE_HARDWARE_VERTEXPROCESSING, &d3dpp, &device)))
		return false;

	//device->SetRenderState(D3DRS_CULLMODE,D3DCULL_NONE);

	//Finalize stuff
	x = 10.0f;

	return true;
}

//Draw the things that need to be drawn
void render()
{
	x++;

	//Draw
	batcher.beginBatch();
	batcher.draw(x, 50.0f, 64.0f, 64.0f, D3DCOLOR_XRGB(0,255,255));
	batcher.endBatch(device);
}

//Clean up
void cleanUp()
{

	//Clean up the D3D device
	if(device != NULL)
	{
		device->Release();
		device = NULL;
	}

	//Clean up the D3D object
	if(d3d != NULL)
	{
		d3d->Release();
		d3d = NULL;
	}
}