template project, first version
This commit is contained in:
rachelchu
261
AntTweakBar/examples/TwSimpleDX9.cpp
Normal file
261
AntTweakBar/examples/TwSimpleDX9.cpp
Normal file
@@ -0,0 +1,261 @@
|
||||
// ---------------------------------------------------------------------------
|
||||
//
|
||||
// @file TwSimpleDX9.cpp
|
||||
// @brief A simple example that uses AntTweakBar with DirectX9
|
||||
//
|
||||
// AntTweakBar: http://anttweakbar.sourceforge.net/doc
|
||||
// DirectX: http://msdn.microsoft.com/directx
|
||||
//
|
||||
// @author Philippe Decaudin
|
||||
// @date 2006/05/20
|
||||
//
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
|
||||
#include <AntTweakBar.h>
|
||||
|
||||
#include <d3d9.h>
|
||||
//#include <dxerr9.h>
|
||||
|
||||
#include <math.h>
|
||||
|
||||
|
||||
// Direct3D structures
|
||||
IDirect3D9 * g_D3D = NULL;
|
||||
IDirect3DDevice9 * g_D3DDev = NULL;
|
||||
D3DPRESENT_PARAMETERS g_D3Dpp;
|
||||
|
||||
|
||||
// D3D states initialization function
|
||||
void InitD3D()
|
||||
{
|
||||
// Set viewport
|
||||
D3DVIEWPORT9 vp = {0,0, g_D3Dpp.BackBufferWidth,g_D3Dpp.BackBufferHeight, 0,1};
|
||||
g_D3DDev->SetViewport(&vp);
|
||||
|
||||
// Set D3D matrices
|
||||
D3DMATRIX matId = { 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 };
|
||||
g_D3DDev->SetTransform(D3DTS_WORLD, &matId);
|
||||
g_D3DDev->SetTransform(D3DTS_VIEW, &matId);
|
||||
D3DMATRIX matProj = { (float)g_D3Dpp.BackBufferHeight/g_D3Dpp.BackBufferWidth,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 };
|
||||
g_D3DDev->SetTransform(D3DTS_PROJECTION, &matProj);
|
||||
|
||||
// Disable lighting and culling
|
||||
g_D3DDev->SetRenderState( D3DRS_LIGHTING, FALSE );
|
||||
g_D3DDev->SetRenderState( D3DRS_CULLMODE, D3DCULL_NONE );
|
||||
g_D3DDev->SetRenderState( D3DRS_ZENABLE, D3DZB_FALSE );
|
||||
}
|
||||
|
||||
|
||||
// Win32 MessageProc callback
|
||||
LRESULT CALLBACK MessageProc(HWND wnd, UINT msg, WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
// Send event message to AntTweakBar
|
||||
if( TwEventWin(wnd, msg, wParam, lParam) )
|
||||
return 0; // Event has been handled by AntTweakBar
|
||||
|
||||
switch( msg )
|
||||
{
|
||||
case WM_CHAR:
|
||||
if( wParam==VK_ESCAPE )
|
||||
PostQuitMessage(0);
|
||||
return 0;
|
||||
case WM_DESTROY:
|
||||
PostQuitMessage(0);
|
||||
return 0;
|
||||
case WM_SIZE: // Window size has been changed
|
||||
// Reset D3D device
|
||||
if( g_D3DDev )
|
||||
{
|
||||
g_D3Dpp.BackBufferWidth = LOWORD(lParam);
|
||||
g_D3Dpp.BackBufferHeight = HIWORD(lParam);
|
||||
if( g_D3Dpp.BackBufferWidth>0 && g_D3Dpp.BackBufferHeight>0 )
|
||||
{
|
||||
g_D3DDev->Reset(&g_D3Dpp);
|
||||
InitD3D(); // re-initialize D3D states
|
||||
}
|
||||
// TwWindowSize has been called by TwEventWin32,
|
||||
// so it is not necessary to call it again here.
|
||||
}
|
||||
return 0;
|
||||
default:
|
||||
return DefWindowProc(wnd, msg, wParam, lParam);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Main
|
||||
int WINAPI WinMain(HINSTANCE instance, HINSTANCE, LPSTR, int cmdShow)
|
||||
{
|
||||
// Register our window class
|
||||
WNDCLASSEX wcex = { sizeof(WNDCLASSEX), CS_CLASSDC|CS_DBLCLKS, MessageProc, 0L, 0L,
|
||||
instance, NULL, NULL, NULL, NULL, "TwDX9", NULL };
|
||||
RegisterClassEx(&wcex);
|
||||
|
||||
// Create a window
|
||||
const int W = 640;
|
||||
const int H = 480;
|
||||
BOOL fullscreen = FALSE; // Set to TRUE to run in fullscreen
|
||||
RECT rect = { 0, 0, W, H };
|
||||
DWORD style = fullscreen ? WS_POPUP : WS_OVERLAPPEDWINDOW;
|
||||
AdjustWindowRect(&rect, style, FALSE);
|
||||
HWND wnd = CreateWindow("TwDX9", "AntTweakBar simple example using DirectX9",
|
||||
style, CW_USEDEFAULT, CW_USEDEFAULT,
|
||||
rect.right-rect.left, rect.bottom-rect.top, NULL, NULL, instance, NULL);
|
||||
if( !wnd )
|
||||
{
|
||||
MessageBox(NULL, "Cannot create window", "Error", MB_OK|MB_ICONERROR);
|
||||
return FALSE;
|
||||
}
|
||||
ShowWindow(wnd, cmdShow);
|
||||
UpdateWindow(wnd);
|
||||
|
||||
// Initialize Direct3D
|
||||
g_D3D = Direct3DCreate9(D3D_SDK_VERSION);
|
||||
if( !g_D3D )
|
||||
{
|
||||
MessageBox(wnd, "Cannot initialize DirectX", "Error", MB_OK|MB_ICONERROR);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// Create a Direct3D device
|
||||
ZeroMemory( &g_D3Dpp, sizeof(D3DPRESENT_PARAMETERS) );
|
||||
g_D3Dpp.Windowed = !fullscreen;
|
||||
if( fullscreen )
|
||||
{
|
||||
g_D3Dpp.BackBufferWidth = W;
|
||||
g_D3Dpp.BackBufferHeight = H;
|
||||
}
|
||||
g_D3Dpp.BackBufferCount = 1;
|
||||
g_D3Dpp.SwapEffect = D3DSWAPEFFECT_FLIP;
|
||||
if( fullscreen )
|
||||
g_D3Dpp.BackBufferFormat = D3DFMT_X8R8G8B8;
|
||||
else
|
||||
g_D3Dpp.BackBufferFormat = D3DFMT_UNKNOWN;
|
||||
g_D3Dpp.hDeviceWindow = wnd;
|
||||
|
||||
g_D3Dpp.EnableAutoDepthStencil = TRUE;
|
||||
g_D3Dpp.AutoDepthStencilFormat = D3DFMT_D16;
|
||||
g_D3Dpp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
|
||||
HRESULT hr = g_D3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, wnd,
|
||||
D3DCREATE_SOFTWARE_VERTEXPROCESSING, &g_D3Dpp, &g_D3DDev);
|
||||
if( FAILED(hr) )
|
||||
{
|
||||
//DXTRACE_ERR_MSGBOX("Cannot create DirectX device", hr);
|
||||
MessageBox(wnd, "Cannot create DirectX device", "Error", MB_OK|MB_ICONERROR);
|
||||
g_D3D->Release();
|
||||
g_D3D = NULL;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// This example draws a moving strip;
|
||||
// create a buffer of vertices for the strip
|
||||
struct Vertex
|
||||
{
|
||||
float x, y, z;
|
||||
DWORD color;
|
||||
};
|
||||
Vertex vertices[2002];
|
||||
int numSec = 100; // number of strip sections
|
||||
float color[] = { 1, 0, 0 }; // strip color
|
||||
unsigned int bgColor = D3DCOLOR_ARGB(255, 128, 196, 196); // background color
|
||||
|
||||
// Init some D3D states
|
||||
InitD3D();
|
||||
|
||||
// Initialize AntTweakBar
|
||||
// (note that the Direct3D device pointer must be passed to TwInit)
|
||||
if( !TwInit(TW_DIRECT3D9, g_D3DDev) )
|
||||
{
|
||||
MessageBox(wnd, TwGetLastError(), "Cannot initialize AntTweakBar", MB_OK|MB_ICONERROR);
|
||||
g_D3DDev->Release();
|
||||
g_D3DDev = NULL;
|
||||
g_D3D->Release();
|
||||
g_D3D = NULL;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
|
||||
// Create a tweak bar
|
||||
TwBar *bar = TwNewBar("TweakBar");
|
||||
TwDefine(" GLOBAL help='This example shows how to integrate AntTweakBar in a DirectX9 application.' "); // Message added to the help bar.
|
||||
TwDefine(" TweakBar color='128 224 160' text=dark "); // Change TweakBar color and use dark text
|
||||
|
||||
// Add 'numSec' to 'bar': it is a modifiable (RW) variable of type TW_TYPE_INT32. Its shortcuts are [s] and [S].
|
||||
TwAddVarRW(bar, "NumSec", TW_TYPE_INT32, &numSec,
|
||||
" label='Strip length' min=1 max=1000 keyIncr=s keyDecr=S help='Number of segments of the strip.' ");
|
||||
|
||||
// Add 'color' to 'bar': it is a modifiable variable of type TW_TYPE_COLOR3F (3 floats color)
|
||||
TwAddVarRW(bar, "Color", TW_TYPE_COLOR3F, &color, " label='Strip color' ");
|
||||
|
||||
// Add 'bgColor' to 'bar': it is a modifiable variable of type TW_TYPE_COLOR32 (32 bits color)
|
||||
TwAddVarRW(bar, "BgColor", TW_TYPE_COLOR32, &bgColor, " label='Background color' ");
|
||||
|
||||
// Add 'width' and 'height' to 'bar': they are read-only (RO) variables of type TW_TYPE_INT32.
|
||||
TwAddVarRO(bar, "Width", TW_TYPE_INT32, &g_D3Dpp.BackBufferWidth,
|
||||
" label='wnd width' help='Current graphics window width.' ");
|
||||
TwAddVarRO(bar, "Height", TW_TYPE_INT32, &g_D3Dpp.BackBufferHeight,
|
||||
" label='wnd height' help='Current graphics window height.' ");
|
||||
|
||||
|
||||
// Main loop
|
||||
bool quit = false;
|
||||
DWORD t0 = GetTickCount();
|
||||
while( !quit )
|
||||
{
|
||||
// Clear screen and begin draw
|
||||
g_D3DDev->Clear(0, NULL, D3DCLEAR_TARGET|D3DCLEAR_ZBUFFER, bgColor, 1.0f, 0);
|
||||
g_D3DDev->BeginScene();
|
||||
|
||||
// Draw scene
|
||||
float s, t = (float)(GetTickCount() - t0)/1000.0f;
|
||||
for( int i=0; i<=numSec; ++i ) // update vertices
|
||||
{
|
||||
s = (float)i/100;
|
||||
vertices[2*i+0].x = 0.05f+0.7f*cosf(2.0f*s+5.0f*t);
|
||||
vertices[2*i+1].x = vertices[2*i+0].x + (0.25f+0.1f*cosf(s+t));
|
||||
vertices[2*i+0].y = vertices[2*i+1].y = 0.7f*(0.7f+0.3f*sinf(s+t))*sinf(1.5f*s+3.0f*t);
|
||||
vertices[2*i+0].z = vertices[2*i+1].z = 0;
|
||||
s = (float)i/numSec;
|
||||
vertices[2*i+0].color = vertices[2*i+1].color =
|
||||
D3DCOLOR_XRGB((int)(255*color[0]*s), (int)(255*color[1]*s), (int)(255*color[2]*s));
|
||||
}
|
||||
g_D3DDev->SetFVF(D3DFVF_XYZ|D3DFVF_DIFFUSE);
|
||||
g_D3DDev->DrawPrimitiveUP(D3DPT_TRIANGLESTRIP, 2*numSec, vertices, sizeof(Vertex)); // draw strip
|
||||
|
||||
// Draw tweak bars
|
||||
TwDraw();
|
||||
|
||||
// End draw
|
||||
g_D3DDev->EndScene();
|
||||
|
||||
// Present frame buffer
|
||||
g_D3DDev->Present(NULL, NULL, NULL, NULL);
|
||||
|
||||
// Process windows messages
|
||||
MSG msg;
|
||||
while( PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) )
|
||||
{
|
||||
if( msg.message==WM_QUIT )
|
||||
quit = true;
|
||||
else if( !TranslateAccelerator(msg.hwnd, NULL, &msg) )
|
||||
{
|
||||
TranslateMessage(&msg);
|
||||
DispatchMessage(&msg);
|
||||
}
|
||||
}
|
||||
} // End of main loop
|
||||
|
||||
|
||||
// Terminate AntTweakBar
|
||||
TwTerminate();
|
||||
|
||||
// Release Direct3D
|
||||
g_D3DDev->Release();
|
||||
g_D3DDev = NULL;
|
||||
g_D3D->Release();
|
||||
g_D3D = NULL;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user