#include <stdio.h>

#ifdef DX8

#include "DX8/d3dx8.h"

typedef LPDIRECT3D8 LPDIRECT3D;

typedef LPDIRECT3DDEVICE8 LPDIRECT3DDEVICE;

#define Direct3DCreate Direct3DCreate8

#endif

#ifdef DX9

#include "DX9/d3dx9.h"

typedef LPDIRECT3D9 LPDIRECT3D;

typedef LPDIRECT3DDEVICE9 LPDIRECT3DDEVICE;

#define Direct3DCreate Direct3DCreate9

#endif

static char ClassName[] = "Application_Class_Name";

LPDIRECT3D D3D = NULL;

LPDIRECT3DDEVICE device = NULL;

int color = D3DCOLOR_XRGB(255,130,30);

HFONT hFont;

LPD3DXFONT pFont = NULL;

HRESULT r = 0;

static LRESULT WINAPI WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {

switch (msg) {

case WM_DESTROY:

PostQuitMessage (0);

break;

default:

return DefWindowProc (hwnd, msg, wParam, lParam);

}

return 0;

}

LPDIRECT3DDEVICE gxCreateDevice (HWND hwnd, int FullScreen) {

LPDIRECT3DDEVICE dev = NULL;

D3DPRESENT_PARAMETERS d3dpp;

D3DDISPLAYMODE d3ddm;

if ((D3D = Direct3DCreate (D3D_SDK_VERSION)) == NULL)

return NULL;

if (FAILED(D3D->GetAdapterDisplayMode (D3DADAPTER_DEFAULT, &d3ddm)))

return NULL;

ZeroMemory(&d3dpp, sizeof(d3dpp));

d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;

d3dpp.BackBufferFormat = d3ddm.Format;

d3dpp.EnableAutoDepthStencil = TRUE;

d3dpp.AutoDepthStencilFormat = D3DFMT_D16;

d3dpp.Windowed = TRUE;

// Create the D3DDevice

if (FAILED(D3D->CreateDevice (

D3DADAPTER_DEFAULT,

D3DDEVTYPE_HAL,

hwnd,

D3DCREATE_SOFTWARE_VERTEXPROCESSING, //D3DCREATE_HARDWARE_VERTEXPROCESSING

&d3dpp,

&dev

)))

return NULL;

return dev;

}

HWND gxInit (int x, int y, int w, int h) {

WNDCLASSEX wc;

wc.cbSize = sizeof(WNDCLASSEX);

wc.style = CS_CLASSDC;

wc.lpfnWndProc = WindowProc;

wc.cbClsExtra = 0;

wc.cbWndExtra = 0;

wc.hInstance = GetModuleHandle (NULL);

wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);

wc.hCursor = LoadCursor(NULL, IDC_ARROW);

wc.hbrBackground = (HBRUSH)COLOR_BACKGROUND;//COLOR_WINDOW+1;

wc.lpszMenuName = NULL;

wc.lpszClassName = ClassName;

wc.hIconSm = LoadIcon(NULL, IDI_APPLICATION);

if (!RegisterClassEx(&wc))

return NULL;

x = (GetSystemMetrics(SM_CXSCREEN) - w) / 2;

y = ((GetSystemMetrics(SM_CYSCREEN) - h) / 2) - (GetSystemMetrics(SM_CYCAPTION)/2);

HWND win = CreateWindowEx (

0, // Extended possibilites for variation

ClassName, // Classname

#ifdef DX8

"GX API ( OpenGL/DirectX ) : DirectX 8",

#endif

#ifdef DX9

"GX API ( OpenGL/DirectX ) : DirectX 9",

#endif

WS_SYSMENU | WS_CAPTION | WS_MINIMIZEBOX,

x, y, w, h,

HWND_DESKTOP, // The window is a child-window to desktop

NULL, // No menu

GetModuleHandle (NULL), // Program Instance handler

NULL // No Window Creation data

);

return win;

}

void gxRun (void) {

MSG msg;

while (GetMessage (&msg, NULL, 0, 0)) {

TranslateMessage (&msg);

DispatchMessage (&msg);

}

}// gxRun ()

void gxBeginScene (void) {

device->Clear (0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0,0,0), 1.0f, 0);

device->BeginScene ();

}

void gxEndScene (void) {

device->EndScene ();

device->Present (NULL, NULL, NULL, NULL);

}

void gxDrawRect (int x, int y, int w, int h) {

struct Vertex {

float x, y, z, rhw;

DWORD color;

} p[] = {

{ x, y, 0, 1, color }, { x+w, y, 0, 1, color }, // --

{ x+w, y, 0, 1, color }, { x+w, y+h, 0, 1, color }, // |

{ x+w, y+h, 0, 1, color }, { x, y+h, 0, 1, color }, // --

{ x, y+h, 0, 1, color }, { x, y, 0, 1, color } // |

};

#define SVertexType D3DFVF_XYZRHW | D3DFVF_DIFFUSE

#ifdef DX8

device->SetVertexShader (SVertexType);

#endif

#ifdef DX9

device->SetFVF (SVertexType);

#endif

device->DrawPrimitiveUP (D3DPT_LINELIST, 4, p, sizeof(Vertex));

}

void DrawText (void) {

hFont = (HFONT)GetStockObject (SYSTEM_FIXED_FONT);

// Create the D3DX Font

r = D3DXCreateFont(device, hFont, &pFont);

if (r==S_OK) {

// Rectangle where the text will be located

RECT TextRect={100,100,0,0};

// Inform font it is about to be used

pFont->Begin();

// Calculate the rectangle the text will occupy

pFont->DrawText("Hello World", -1, &TextRect, DT_CALCRECT, 0 );

// Output the text, left aligned

pFont->DrawText("Hello World 2", -1, &TextRect, DT_LEFT, color);

// Finish up drawing

pFont->End();

// Release the font

pFont->Release();

pFont = NULL;

}

printf ("Function: DrawText();\n");

}

int main (int argc, char **argv) {

HWND win = NULL;

if ((win = gxInit (100,100,800,600))) {

if ((device = gxCreateDevice(win,1))) {

#ifdef DX8

printf ("DirextX 8 D3D_SDK_VERSION: %d\n", D3D_SDK_VERSION);

#endif

#ifdef DX9

printf ("DirextX 9 D3D_SDK_VERSION: %d\n", D3D_SDK_VERSION);

#endif

ShowWindow (win,1);

gxBeginScene();

gxDrawRect (100, 150, 320, 240);

DrawText ();

gxEndScene();

gxRun ();

// Free objects:

if (pFont)

pFont->Release();

device->Release();

D3D->Release();

}

else {

printf ("DirectX Failed\n");

}

}

printf ("Exiting With Sucess:\n");

}