WebSVN – Games.Chess Giants – Diff – //render.cpp

 static sprite_t *sprites = NULL;
 static int sprite_count = 0;
 static const float fov_value = 45.0f; // field of view width, in degrees
 static const float viewdist_near = 1.0f; // nearest view plane distance
 static const float viewdist_far = 200.0f; // farthest view plane distance
-static int initial_width = 0; // initial width of the render surface, in pixels
+static int initial_width = 0; // initial width of the render surface, in pixels (typically equal to the max displayable size)
-static int initial_height = 0; // initial height of the render surface, in pixels
+static int initial_height = 0; // initial height of the render surface, in pixels (typically equal to the max displayable size)
 static float current_width = 0.0f; // current width of the client area on which the render surface is rendered, in pixels
 static float current_height = 0.0f; // current height of the client area on which the render surface is rendered, in pixels
 static D3DCOLOR ambient_light;
 static vector_t camera_position;
 static const vector_t scene_center = { 0.0f, 0.0f, 0.0f };
    wchar_t errorfile_path[MAX_PATH];
    wchar_t line_buffer[256];
    material_t material;
    HRESULT ret;
    RECT rect;
+   RECT viewport_rect;
    FILE *fp;
    // create the Direct3D interface
    d3d = Direct3DCreate9 (D3D_SDK_VERSION);
+   {
       d3dpp.MultiSampleType = D3DMULTISAMPLE_NONE; // do not use multisampling (full scene antialiasing)
       d3dpp.MultiSampleQuality = 0;
+   }
+   // get main window's current rectangle and full screen size
+   GetWindowRect (hMainWnd, &rect);
-   // create a device class using this information and the info from the d3dpp stuct
+   // create a device class using this information and the info from the d3dpp stuct. Resize the window to the max displayable
+   // size before creating the DirectX device, so as to guarantee the viewport will never be upscaled in case of window resize.
+   MoveWindow (hMainWnd, rect.left, rect.top, GetSystemMetrics (SM_CXSCREEN), GetSystemMetrics (SM_CYSCREEN), false);
    if (FAILED (ret = d3d->CreateDevice (D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, hMainWnd, behaviour_flags, &d3dpp, &d3ddev)))
+   {
       MessageBox (NULL, LOCALIZE (L"Error_CouldNotCreateD3DDevCreateDeviceFailed"), LOCALIZE (L"FatalError"), MB_ICONERROR | MB_OK);
       // on error, write a log file on the user's desktop
          MessageBox (NULL, LOCALIZE (L"Error_CouldNotWriteToLogFile"), LOCALIZE (L"FatalError"), MB_ICONERROR | MB_OK);
       return (false);
+   }
-   // get the device view port and save the initial width and height
+   // save the viewport's width and height
-   GetClientRect (hMainWnd, &rect);
+   GetClientRect (hMainWnd, &viewport_rect);
+   initial_width = viewport_rect.right;
+   initial_height = viewport_rect.bottom;
-   initial_width = rect.right; // they may differ from window width and window height
+   // now resize the window to its original size
-   initial_height = rect.bottom; // because of title bars, menus, borders, etc.
+   MoveWindow (hMainWnd, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, false);
    // set the texture parameters
    d3ddev->SetSamplerState (0, D3DSAMP_ADDRESSU, D3DTADDRESS_WRAP); // wrap textures around their edges
    d3ddev->SetSamplerState (0, D3DSAMP_ADDRESSV, D3DTADDRESS_WRAP);
    d3ddev->SetTextureStageState (0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE); // and modulate their alpha with the material's alpha

Subversion Repositories Games.Chess Giants

Games.Chess Giants//render.cpp – Rev 5 → 6