Display information detection code.

This commit is contained in:
aignacio_sf 2007-01-19 01:35:07 +00:00
parent 8ca7cdcaa3
commit 32040726da
5 changed files with 1172 additions and 0 deletions

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// this is an included source code file
#include <ddraw.h>
typedef struct
{
D3DFORMAT d3d_format;
int bits_per_pixel;
int fullscreen_only;
}
DISPLAY_FORMAT;
static DISPLAY_FORMAT display_format_array [ ] =
{
D3DFMT_X8R8G8B8, 32, FALSE,
D3DFMT_R5G6B5, 16, FALSE,
D3DFMT_X1R5G5B5, 16, FALSE,
#if DX8
#else
D3DFMT_A2R10G10B10, 32, TRUE,
#endif
// terminator
D3DFMT_UNKNOWN, 0, FALSE,
};
static int d3d_format_to_bits_per_pixel (D3DFORMAT d3d_format)
{
int format_index;
int bits_per_pixel;
format_index = 0;
bits_per_pixel = 0;
while (display_format_array [format_index].d3d_format != D3DFMT_UNKNOWN)
{
if (d3d_format == display_format_array [format_index].d3d_format)
{
bits_per_pixel = display_format_array [format_index].bits_per_pixel;
break;
}
format_index++;
}
return bits_per_pixel;
}
static DWORD _GetLastError (char *message_prefix)
{
LPVOID ptr;
DWORD error;
ptr = 0;
error = GetLastError ( );
if (FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
error,
MAKELANGID( LANG_ENGLISH, SUBLANG_ENGLISH_US ),
(LPTSTR)&ptr,
0, NULL))
{
cout << "ERROR: "<< message_prefix << " result = " << (char*) ptr << "\n";
LocalFree( ptr );
}
return error;
}
static LRESULT CALLBACK window_procedure (HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
return DefWindowProc(hwnd, msg, wparam, lparam);
}
static int get_display_information (DisplaySearchParameters &display_search_parameters, DisplayInformation *display_information)
{
int debug = !false;
int success;
DisplayInformation::DetectionState state;
int get_adapter_display_mode_state;
int get_device_caps_state;
int shader_model;
UINT minimum_width;
UINT maximum_width;
UINT minimum_height;
UINT maximum_height;
int minimum_bits_per_pixel;
int maximum_bits_per_pixel;
UINT texture_memory;
int window_width;
int window_height;
int window_bits_per_pixel;
int total_display_modes;
DisplayMode *display_mode_array;
PN_uint64 physical_memory;
PN_uint64 available_physical_memory;
success = false;
window_width = 0;
window_height = 0;
window_bits_per_pixel = 0;
total_display_modes = 0;
display_mode_array = NULL;
minimum_width = display_search_parameters._minimum_width;
minimum_height = display_search_parameters._minimum_height;
maximum_width = display_search_parameters._maximum_width;
maximum_height = display_search_parameters._maximum_height;
minimum_bits_per_pixel = display_search_parameters._minimum_bits_per_pixel;
maximum_bits_per_pixel = display_search_parameters._maximum_bits_per_pixel;
shader_model = GraphicsStateGuardian::SM_00;
texture_memory = 0;
state = DisplayInformation::DS_unknown;
get_adapter_display_mode_state = false;
get_device_caps_state = false;
physical_memory = 0;
available_physical_memory = 0;
MEMORYSTATUSEX memory_status;
memory_status.dwLength = sizeof (MEMORYSTATUSEX);
if (GlobalMemoryStatusEx (&memory_status))
{
physical_memory = memory_status.ullTotalPhys;
available_physical_memory = memory_status.ullAvailPhys;
}
else
{
MEMORYSTATUS memory_status;
memory_status.dwLength = sizeof (MEMORYSTATUS);
GlobalMemoryStatus (&memory_status);
physical_memory = memory_status.dwTotalPhys;
available_physical_memory = memory_status.dwAvailPhys;
}
if (debug)
{
printf ("physical_memory %I64d \n", physical_memory);
printf ("available_physical_memory %I64d \n", available_physical_memory);
}
HMODULE d3d_dll;
DIRECT_3D_CREATE Direct3DCreate;
d3d_dll = LoadLibrary (d3d_dll_name);
if (d3d_dll)
{
Direct3DCreate = (DIRECT_3D_CREATE) GetProcAddress (d3d_dll, direct_3d_create_function_name);
if (Direct3DCreate)
{
DIRECT_3D direct_3d;
direct_3d = Direct3DCreate (D3D_SDK_VERSION);
if (direct_3d != NULL)
{
DWORD flags;
UINT adapter;
D3DDEVTYPE device_type;
D3DDISPLAYMODE current_d3d_display_mode;
D3DADAPTER_IDENTIFIER d3d_adapter_identifier;
D3DCAPS d3d_caps;
//
adapter = D3DADAPTER_DEFAULT;
device_type = D3DDEVTYPE_HAL;
// windowed mode max res and format
if (direct_3d -> GetAdapterDisplayMode (adapter, &current_d3d_display_mode) == D3D_OK)
{
if (debug)
{
printf ("current mode w = %d h = %d r = %d f = %d \n",
current_d3d_display_mode.Width,
current_d3d_display_mode.Height,
current_d3d_display_mode.RefreshRate,
current_d3d_display_mode.Format);
}
window_width = current_d3d_display_mode.Width;
window_height = current_d3d_display_mode.Height;
window_bits_per_pixel = d3d_format_to_bits_per_pixel (current_d3d_display_mode.Format);
get_adapter_display_mode_state = true;
}
else
{
get_adapter_display_mode_state = false;
}
flags = 0;
if (direct_3d -> GetAdapterIdentifier (adapter, flags, &d3d_adapter_identifier) == D3D_OK)
{
// print adapter info
}
if (direct_3d -> GetDeviceCaps (adapter, device_type, &d3d_caps) == D3D_OK)
{
#if DX8
// shaders not supported in DX8
#else
int vertex_shader_version_major;
int vertex_shader_version_minor;
int pixel_shader_version_major;
int pixel_shader_version_minor;
vertex_shader_version_major = D3DSHADER_VERSION_MAJOR (d3d_caps.VertexShaderVersion);
vertex_shader_version_minor = D3DSHADER_VERSION_MINOR (d3d_caps.VertexShaderVersion);
pixel_shader_version_major = D3DSHADER_VERSION_MAJOR (d3d_caps.PixelShaderVersion);
pixel_shader_version_minor = D3DSHADER_VERSION_MINOR (d3d_caps.PixelShaderVersion);
switch (pixel_shader_version_major)
{
case 0:
shader_model = GraphicsStateGuardian::SM_00;
break;
case 1:
shader_model = GraphicsStateGuardian::SM_11;
break;
case 2:
// minimim specification for pixel shader 2.0 is 96 instruction slots
shader_model = GraphicsStateGuardian::SM_20;
if (d3d_caps.PS20Caps.NumInstructionSlots >= 512) {
shader_model = GraphicsStateGuardian::SM_2X;
}
break;
case 3:
shader_model = GraphicsStateGuardian::SM_30;
break;
case 4:
default:
shader_model = GraphicsStateGuardian::SM_40;
break;
}
#endif
if (debug)
{
printf ("shader_model = %d \n", shader_model);
}
get_device_caps_state = true;
}
else
{
get_device_caps_state = false;
}
// count display modes
int format_index;
int maximum_display_modes;
UINT display_mode_count;
D3DFORMAT d3d_format;
format_index = 0;
maximum_display_modes = 0;
while (display_format_array [format_index].d3d_format != D3DFMT_UNKNOWN)
{
d3d_format = display_format_array [format_index].d3d_format;
#if DX8
display_mode_count = direct_3d -> GetAdapterModeCount (adapter);
#else
display_mode_count = direct_3d -> GetAdapterModeCount (adapter, d3d_format);
#endif
if (display_mode_count > 0)
{
UINT mode_index;
D3DDISPLAYMODE d3d_display_mode;
for (mode_index = 0; mode_index < display_mode_count; mode_index++)
{
#if DX8
if (direct_3d -> EnumAdapterModes (adapter, mode_index, &d3d_display_mode) == D3D_OK)
#else
if (direct_3d -> EnumAdapterModes (adapter, d3d_format, mode_index, &d3d_display_mode) == D3D_OK)
#endif
{
if (d3d_display_mode.Width >= minimum_width && d3d_display_mode.Height >= minimum_height &&
d3d_display_mode.Width <= maximum_width && d3d_display_mode.Height <= maximum_height)
{
if (display_format_array [format_index].bits_per_pixel >= minimum_bits_per_pixel &&
display_format_array [format_index].bits_per_pixel <= maximum_bits_per_pixel)
{
if (d3d_format == d3d_display_mode.Format)
{
maximum_display_modes++;
}
}
}
}
}
}
format_index++;
}
if (debug)
{
printf ("maximum_display_modes %d \n", maximum_display_modes);
}
display_mode_array = new DisplayMode [maximum_display_modes];
format_index = 0;
while (display_format_array [format_index].d3d_format != D3DFMT_UNKNOWN)
{
d3d_format = display_format_array [format_index].d3d_format;
#if DX8
display_mode_count = direct_3d -> GetAdapterModeCount (adapter);
#else
display_mode_count = direct_3d -> GetAdapterModeCount (adapter, d3d_format);
#endif
if (display_mode_count > 0)
{
UINT mode_index;
D3DDISPLAYMODE d3d_display_mode;
for (mode_index = 0; mode_index < display_mode_count; mode_index++)
{
#if DX8
if (direct_3d -> EnumAdapterModes (adapter, mode_index, &d3d_display_mode) == D3D_OK)
#else
if (direct_3d -> EnumAdapterModes (adapter, d3d_format, mode_index, &d3d_display_mode) == D3D_OK)
#endif
{
if (d3d_display_mode.Width >= minimum_width && d3d_display_mode.Height >= minimum_height &&
d3d_display_mode.Width <= maximum_width && d3d_display_mode.Height <= maximum_height)
{
if (display_format_array [format_index].bits_per_pixel >= minimum_bits_per_pixel &&
display_format_array [format_index].bits_per_pixel <= maximum_bits_per_pixel)
{
if (debug)
{
printf ("w = %d h = %d r = %d f = %d \n",
d3d_display_mode.Width,
d3d_display_mode.Height,
d3d_display_mode.RefreshRate,
d3d_display_mode.Format);
}
if (d3d_format == d3d_display_mode.Format)
{
DisplayMode *display_mode;
display_mode = &display_mode_array [total_display_modes];
display_mode -> width = d3d_display_mode.Width;
display_mode -> height = d3d_display_mode.Height;
display_mode -> bits_per_pixel = display_format_array [format_index].bits_per_pixel;
display_mode -> refresh_rate = d3d_display_mode.RefreshRate;
display_mode -> fullscreen_only = display_format_array [format_index].fullscreen_only;
total_display_modes++;
}
}
}
}
}
}
format_index++;
}
UINT width;
UINT height;
width = 640;
height = 480;
// make a window
WNDCLASSEX window_class =
{
sizeof (WNDCLASSEX), CS_CLASSDC, window_procedure, 0L, 0L,
GetModuleHandle(NULL), NULL, NULL, NULL, NULL,
"class_name", NULL
};
RegisterClassEx (&window_class);
HWND window_handle;
window_handle = CreateWindow ("class_name", "window_name", WS_DISABLED, 0, 0, width, height, (HWND) NULL, (HMENU) NULL, window_class.hInstance, NULL);
if (window_handle != NULL)
{
ShowWindow (window_handle, SW_HIDE);
DIRECT_3D_DEVICE direct_3d_device;
D3DPRESENT_PARAMETERS present_parameters;
DWORD behavior_flags;
direct_3d_device = 0;
memset (&present_parameters, 0, sizeof (D3DPRESENT_PARAMETERS));
present_parameters.BackBufferWidth = width;
present_parameters.BackBufferHeight = height;
present_parameters.BackBufferFormat = D3DFMT_X8R8G8B8;
present_parameters.BackBufferCount = 1;
present_parameters.SwapEffect = D3DSWAPEFFECT_FLIP;
present_parameters.hDeviceWindow = window_handle;
present_parameters.Windowed = true;
present_parameters.EnableAutoDepthStencil = true;
present_parameters.AutoDepthStencilFormat = D3DFMT_D24S8;
present_parameters.FullScreen_RefreshRateInHz;
#if DX8
#else
present_parameters.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
#endif
if (d3d_caps.DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT)
{
behavior_flags = D3DCREATE_HARDWARE_VERTEXPROCESSING;
}
else
{
behavior_flags = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
HRESULT result;
result = direct_3d -> CreateDevice (adapter, device_type, window_handle, behavior_flags, &present_parameters, &direct_3d_device);
if (result == D3D_OK)
{
texture_memory = direct_3d_device -> GetAvailableTextureMem ( );
if (debug)
{
printf ("texture_memory = %d \n", texture_memory);
}
direct_3d_device -> Release ( );
state = DisplayInformation::DS_success;
success = true;
}
else
{
if (debug)
{
printf ("CreateDevice failed.\n");
}
state = DisplayInformation::DS_create_device_error;
success = true;
}
DestroyWindow (window_handle);
}
else
{
_GetLastError ("CreateWindow");
state = DisplayInformation::DS_create_window_error;
}
direct_3d -> Release ( );
GUID IID_IDirectDraw7X = { 0x15e65ec0,0x3b9c,0x11d2,0xb9,0x2f,0x00,0x60,0x97,0x97,0xea,0x5b };
LPDIRECTDRAW7 lpDD;
DDSCAPS2 ddsCaps2;
DWORD dwTotal;
DWORD dwFree;
HRESULT hr;
hr = DirectDrawCreateEx (NULL, (LPVOID *) &lpDD, IID_IDirectDraw7X, NULL);
if (hr == DD_OK)
{
hr = lpDD->QueryInterface (IID_IDirectDraw7X, (LPVOID *)&lpDD);
if (hr == DD_OK)
{
ZeroMemory (&ddsCaps2, sizeof(ddsCaps2));
ddsCaps2.dwCaps = DDSCAPS_VIDEOMEMORY | DDSCAPS_LOCALVIDMEM;
hr = lpDD -> GetAvailableVidMem (&ddsCaps2, &dwTotal, &dwFree);
if (hr == DD_OK)
{
printf ("******** dwTotal %d \n", dwTotal);
}
lpDD -> Release ( );
}
}
}
else
{
state = DisplayInformation::DS_direct_3d_create_error;
}
}
else
{
state = DisplayInformation::DS_direct_3d_create_error;
}
FreeLibrary (d3d_dll);
}
else
{
state = DisplayInformation::DS_direct_3d_create_error;
}
if (success)
{
display_information -> _state = state;
display_information -> _get_adapter_display_mode_state = get_adapter_display_mode_state;
display_information -> _get_device_caps_state = get_device_caps_state;
display_information -> _maximum_window_width = window_width;
display_information -> _maximum_window_height = window_height;
display_information -> _window_bits_per_pixel = window_bits_per_pixel;
display_information -> _total_display_modes = total_display_modes;
display_information -> _display_mode_array = display_mode_array;
display_information -> _shader_model = shader_model;
display_information -> _texture_memory = texture_memory;
}
display_information -> _physical_memory = physical_memory;
display_information -> _available_physical_memory = available_physical_memory;
return success;
}

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// Filename: winDetectDx.h
// Created by: aignacio (18Jan07)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2007, Disney Enterprises, Inc. All rights
// reserved.
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
typedef struct {
D3DFORMAT d3d_format;
int bits_per_pixel;
int fullscreen_only;
}
DISPLAY_FORMAT;
static DISPLAY_FORMAT display_format_array [ ] = {
D3DFMT_X8R8G8B8, 32, FALSE,
D3DFMT_R5G6B5, 16, FALSE,
D3DFMT_X1R5G5B5, 16, FALSE,
#if DX8
#else
D3DFMT_A2R10G10B10, 32, TRUE,
#endif
// terminator
D3DFMT_UNKNOWN, 0, FALSE,
};
static int d3d_format_to_bits_per_pixel (D3DFORMAT d3d_format) {
int format_index;
int bits_per_pixel;
format_index = 0;
bits_per_pixel = 0;
while (display_format_array [format_index].d3d_format != D3DFMT_UNKNOWN) {
if (d3d_format == display_format_array [format_index].d3d_format) {
bits_per_pixel = display_format_array [format_index].bits_per_pixel;
break;
}
format_index++;
}
return bits_per_pixel;
}
static DWORD _GetLastError (char *message_prefix) {
LPVOID ptr;
DWORD error;
ptr = 0;
error = GetLastError ( );
if (FormatMessage (
FORMAT_MESSAGE_ALLOCATE_BUFFER |FORMAT_MESSAGE_FROM_SYSTEM,
NULL, error, MAKELANGID( LANG_ENGLISH, SUBLANG_ENGLISH_US ),
(LPTSTR)&ptr,0, NULL)) {
cout << "ERROR: "<< message_prefix << " result = " << (char*) ptr << "\n";
LocalFree( ptr );
}
return error;
}
static LRESULT CALLBACK window_procedure (HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) {
return DefWindowProc(hwnd, msg, wparam, lparam);
}
static int get_display_information (DisplaySearchParameters &display_search_parameters, DisplayInformation *display_information) {
int debug = false;
int success;
DisplayInformation::DetectionState state;
int get_adapter_display_mode_state;
int get_device_caps_state;
int shader_model;
UINT minimum_width;
UINT maximum_width;
UINT minimum_height;
UINT maximum_height;
int minimum_bits_per_pixel;
int maximum_bits_per_pixel;
UINT texture_memory;
int window_width;
int window_height;
int window_bits_per_pixel;
int total_display_modes;
DisplayMode *display_mode_array;
PN_uint64 physical_memory;
PN_uint64 available_physical_memory;
success = false;
window_width = 0;
window_height = 0;
window_bits_per_pixel = 0;
total_display_modes = 0;
display_mode_array = NULL;
minimum_width = display_search_parameters._minimum_width;
minimum_height = display_search_parameters._minimum_height;
maximum_width = display_search_parameters._maximum_width;
maximum_height = display_search_parameters._maximum_height;
minimum_bits_per_pixel = display_search_parameters._minimum_bits_per_pixel;
maximum_bits_per_pixel = display_search_parameters._maximum_bits_per_pixel;
shader_model = GraphicsStateGuardian::SM_00;
texture_memory = 0;
state = DisplayInformation::DS_unknown;
get_adapter_display_mode_state = false;
get_device_caps_state = false;
physical_memory = 0;
available_physical_memory = 0;
HMODULE d3d_dll;
DIRECT_3D_CREATE Direct3DCreate;
d3d_dll = LoadLibrary (d3d_dll_name);
if (d3d_dll) {
Direct3DCreate = (DIRECT_3D_CREATE) GetProcAddress (d3d_dll, direct_3d_create_function_name);
if (Direct3DCreate) {
DIRECT_3D direct_3d;
direct_3d = Direct3DCreate (D3D_SDK_VERSION);
if (direct_3d != NULL) {
DWORD flags;
UINT adapter;
D3DDEVTYPE device_type;
D3DDISPLAYMODE current_d3d_display_mode;
D3DADAPTER_IDENTIFIER d3d_adapter_identifier;
D3DCAPS d3d_caps;
adapter = D3DADAPTER_DEFAULT;
device_type = D3DDEVTYPE_HAL;
// windowed mode max res and format
if (direct_3d -> GetAdapterDisplayMode (adapter, &current_d3d_display_mode) == D3D_OK) {
if (debug) {
printf ("current mode w = %d h = %d r = %d f = %d \n",
current_d3d_display_mode.Width,
current_d3d_display_mode.Height,
current_d3d_display_mode.RefreshRate,
current_d3d_display_mode.Format);
}
window_width = current_d3d_display_mode.Width;
window_height = current_d3d_display_mode.Height;
window_bits_per_pixel = d3d_format_to_bits_per_pixel (current_d3d_display_mode.Format);
get_adapter_display_mode_state = true;
}
else {
get_adapter_display_mode_state = false;
}
flags = 0;
if (direct_3d -> GetAdapterIdentifier (adapter, flags, &d3d_adapter_identifier) == D3D_OK) {
// print adapter info
}
if (direct_3d -> GetDeviceCaps (adapter, device_type, &d3d_caps) == D3D_OK) {
#if DX8
// shaders not supported in DX8
#else
int vertex_shader_version_major;
int vertex_shader_version_minor;
int pixel_shader_version_major;
int pixel_shader_version_minor;
vertex_shader_version_major = D3DSHADER_VERSION_MAJOR (d3d_caps.VertexShaderVersion);
vertex_shader_version_minor = D3DSHADER_VERSION_MINOR (d3d_caps.VertexShaderVersion);
pixel_shader_version_major = D3DSHADER_VERSION_MAJOR (d3d_caps.PixelShaderVersion);
pixel_shader_version_minor = D3DSHADER_VERSION_MINOR (d3d_caps.PixelShaderVersion);
switch (pixel_shader_version_major)
{
case 0:
shader_model = GraphicsStateGuardian::SM_00;
break;
case 1:
shader_model = GraphicsStateGuardian::SM_11;
break;
case 2:
// minimim specification for pixel shader 2.0 is 96 instruction slots
shader_model = GraphicsStateGuardian::SM_20;
if (d3d_caps.PS20Caps.NumInstructionSlots >= 512) {
shader_model = GraphicsStateGuardian::SM_2X;
}
break;
case 3:
shader_model = GraphicsStateGuardian::SM_30;
break;
case 4:
default:
shader_model = GraphicsStateGuardian::SM_40;
break;
}
#endif
if (debug) {
printf ("shader_model = %d \n", shader_model);
}
get_device_caps_state = true;
}
else {
get_device_caps_state = false;
}
// count display modes
int format_index;
int maximum_display_modes;
UINT display_mode_count;
D3DFORMAT d3d_format;
format_index = 0;
maximum_display_modes = 0;
while (display_format_array [format_index].d3d_format != D3DFMT_UNKNOWN) {
d3d_format = display_format_array [format_index].d3d_format;
#if DX8
display_mode_count = direct_3d -> GetAdapterModeCount (adapter);
#else
display_mode_count = direct_3d -> GetAdapterModeCount (adapter, d3d_format);
#endif
if (display_mode_count > 0) {
UINT mode_index;
D3DDISPLAYMODE d3d_display_mode;
for (mode_index = 0; mode_index < display_mode_count; mode_index++) {
#if DX8
if (direct_3d -> EnumAdapterModes (adapter, mode_index, &d3d_display_mode) == D3D_OK)
#else
if (direct_3d -> EnumAdapterModes (adapter, d3d_format, mode_index, &d3d_display_mode) == D3D_OK)
#endif
{
if (d3d_display_mode.Width >= minimum_width && d3d_display_mode.Height >= minimum_height &&
d3d_display_mode.Width <= maximum_width && d3d_display_mode.Height <= maximum_height) {
if (display_format_array [format_index].bits_per_pixel >= minimum_bits_per_pixel &&
display_format_array [format_index].bits_per_pixel <= maximum_bits_per_pixel) {
if (d3d_format == d3d_display_mode.Format) {
maximum_display_modes++;
}
}
}
}
}
}
format_index++;
}
if (debug) {
printf ("maximum_display_modes %d \n", maximum_display_modes);
}
display_mode_array = new DisplayMode [maximum_display_modes];
format_index = 0;
while (display_format_array [format_index].d3d_format != D3DFMT_UNKNOWN) {
d3d_format = display_format_array [format_index].d3d_format;
#if DX8
display_mode_count = direct_3d -> GetAdapterModeCount (adapter);
#else
display_mode_count = direct_3d -> GetAdapterModeCount (adapter, d3d_format);
#endif
if (display_mode_count > 0) {
UINT mode_index;
D3DDISPLAYMODE d3d_display_mode;
for (mode_index = 0; mode_index < display_mode_count; mode_index++) {
#if DX8
if (direct_3d -> EnumAdapterModes (adapter, mode_index, &d3d_display_mode) == D3D_OK)
#else
if (direct_3d -> EnumAdapterModes (adapter, d3d_format, mode_index, &d3d_display_mode) == D3D_OK)
#endif
{
if (d3d_display_mode.Width >= minimum_width && d3d_display_mode.Height >= minimum_height &&
d3d_display_mode.Width <= maximum_width && d3d_display_mode.Height <= maximum_height) {
if (display_format_array [format_index].bits_per_pixel >= minimum_bits_per_pixel &&
display_format_array [format_index].bits_per_pixel <= maximum_bits_per_pixel) {
if (debug) {
printf ("w = %d h = %d r = %d f = %d \n",
d3d_display_mode.Width,
d3d_display_mode.Height,
d3d_display_mode.RefreshRate,
d3d_display_mode.Format);
}
if (d3d_format == d3d_display_mode.Format) {
DisplayMode *display_mode;
display_mode = &display_mode_array [total_display_modes];
display_mode -> width = d3d_display_mode.Width;
display_mode -> height = d3d_display_mode.Height;
display_mode -> bits_per_pixel = display_format_array [format_index].bits_per_pixel;
display_mode -> refresh_rate = d3d_display_mode.RefreshRate;
display_mode -> fullscreen_only = display_format_array [format_index].fullscreen_only;
total_display_modes++;
}
}
}
}
}
}
format_index++;
}
UINT width;
UINT height;
width = 640;
height = 480;
// make a window
WNDCLASSEX window_class =
{
sizeof (WNDCLASSEX), CS_CLASSDC, window_procedure, 0L, 0L,
GetModuleHandle(NULL), NULL, NULL, NULL, NULL,
"class_name", NULL
};
RegisterClassEx (&window_class);
HWND window_handle;
window_handle = CreateWindow ("class_name", "window_name", WS_DISABLED, 0, 0, width, height, (HWND) NULL, (HMENU) NULL, window_class.hInstance, NULL);
if (window_handle != NULL) {
ShowWindow (window_handle, SW_HIDE);
DIRECT_3D_DEVICE direct_3d_device;
D3DPRESENT_PARAMETERS present_parameters;
DWORD behavior_flags;
direct_3d_device = 0;
memset (&present_parameters, 0, sizeof (D3DPRESENT_PARAMETERS));
present_parameters.BackBufferWidth = width;
present_parameters.BackBufferHeight = height;
present_parameters.BackBufferFormat = D3DFMT_X8R8G8B8;
present_parameters.BackBufferCount = 1;
present_parameters.SwapEffect = D3DSWAPEFFECT_FLIP;
present_parameters.hDeviceWindow = window_handle;
present_parameters.Windowed = true;
present_parameters.EnableAutoDepthStencil = true;
present_parameters.AutoDepthStencilFormat = D3DFMT_D24S8;
present_parameters.FullScreen_RefreshRateInHz;
#if DX8
#else
present_parameters.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
#endif
if (d3d_caps.DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT) {
behavior_flags = D3DCREATE_HARDWARE_VERTEXPROCESSING;
}
else {
behavior_flags = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
HRESULT result;
result = direct_3d -> CreateDevice (adapter, device_type, window_handle, behavior_flags, &present_parameters, &direct_3d_device);
if (result == D3D_OK) {
texture_memory = direct_3d_device -> GetAvailableTextureMem ( );
if (debug) {
printf ("texture_memory = %d \n", texture_memory);
}
direct_3d_device -> Release ( );
state = DisplayInformation::DS_success;
success = true;
}
else
{
if (debug) {
printf ("CreateDevice failed.\n");
}
state = DisplayInformation::DS_create_device_error;
success = true;
}
DestroyWindow (window_handle);
}
else {
_GetLastError ("CreateWindow");
state = DisplayInformation::DS_create_window_error;
}
direct_3d -> Release ( );
}
else {
state = DisplayInformation::DS_direct_3d_create_error;
}
}
else {
state = DisplayInformation::DS_direct_3d_create_error;
}
FreeLibrary (d3d_dll);
}
else {
state = DisplayInformation::DS_direct_3d_create_error;
}
if (success) {
display_information -> _state = state;
display_information -> _get_adapter_display_mode_state = get_adapter_display_mode_state;
display_information -> _get_device_caps_state = get_device_caps_state;
display_information -> _maximum_window_width = window_width;
display_information -> _maximum_window_height = window_height;
display_information -> _window_bits_per_pixel = window_bits_per_pixel;
display_information -> _total_display_modes = total_display_modes;
display_information -> _display_mode_array = display_mode_array;
display_information -> _shader_model = shader_model;
display_information -> _texture_memory = texture_memory;
}
// memory
MEMORYSTATUSEX memory_status;
memory_status.dwLength = sizeof (MEMORYSTATUSEX);
if (GlobalMemoryStatusEx (&memory_status)) {
physical_memory = memory_status.ullTotalPhys;
available_physical_memory = memory_status.ullAvailPhys;
}
else {
MEMORYSTATUS memory_status;
memory_status.dwLength = sizeof (MEMORYSTATUS);
GlobalMemoryStatus (&memory_status);
physical_memory = memory_status.dwTotalPhys;
available_physical_memory = memory_status.dwAvailPhys;
}
if (debug) {
printf ("physical_memory %I64d \n", physical_memory);
printf ("available_physical_memory %I64d \n", available_physical_memory);
}
display_information -> _physical_memory = physical_memory;
display_information -> _available_physical_memory = available_physical_memory;
return success;
}

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// Filename: winDetectDx7.h
// Created by: aignacio (18Jan07)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2007, Disney Enterprises, Inc. All rights
// reserved.
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
#include <ddraw.h>
#include "graphicsStateGuardian.h"
#include "graphicsPipe.h"
#include "displaySearchParameters.h"
typedef HRESULT (WINAPI *DIRECTDRAWCREATEEX) (GUID FAR * lpGuid, LPVOID *lplpDD, REFIID iid, IUnknown FAR *pUnkOuter);
static GUID REFIID_IDirectDraw7 = { 0x15e65ec0, 0x3b9c, 0x11d2, 0xb9, 0x2f, 0x00, 0x60, 0x97, 0x97, 0xea, 0x5b };
int dx7_display_information (DisplaySearchParameters &display_search_parameters, DisplayInformation *display_information) {
int debug = false;
int state;
HMODULE ddraw_dll;
LPDIRECTDRAW7 direct_draw;
DDSCAPS2 dds_caps;
DWORD total_video_memory;
DWORD free_video_memory;
HRESULT hr;
state = false;
ddraw_dll = LoadLibrary ("ddraw.dll");
if (ddraw_dll) {
DIRECTDRAWCREATEEX DirectDrawCreateEx;
DirectDrawCreateEx = (DIRECTDRAWCREATEEX) GetProcAddress (ddraw_dll, "DirectDrawCreateEx");
if (DirectDrawCreateEx) {
hr = DirectDrawCreateEx (NULL, (LPVOID *) &direct_draw, REFIID_IDirectDraw7, NULL);
if (hr == DD_OK) {
hr = direct_draw -> QueryInterface (REFIID_IDirectDraw7, (LPVOID *)&direct_draw);
if (hr == DD_OK) {
ZeroMemory (&dds_caps, sizeof (DDSCAPS2));
dds_caps.dwCaps = DDSCAPS_VIDEOMEMORY | DDSCAPS_LOCALVIDMEM;
hr = direct_draw -> GetAvailableVidMem (&dds_caps, &total_video_memory, &free_video_memory);
if (hr == DD_OK) {
display_information -> _video_memory = total_video_memory;
if (debug) {
printf ("video_memory %d \n", total_video_memory);
}
state = true;
}
direct_draw -> Release ( );
}
}
}
FreeLibrary (ddraw_dll);
}
return state;
}

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// Filename: winDetectDx8.cxx
// Created by: aignacio (18Jan07)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2007, Disney Enterprises, Inc. All rights
// reserved.
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
#include <d3d8.h>
#include "graphicsStateGuardian.h"
#include "graphicsPipe.h"
#include "displaySearchParameters.h"
#define DX8 1
#define Direct3DCreate Direct3DCreate8
typedef LPDIRECT3D8 (WINAPI *DIRECT3DCREATE8)(UINT SDKVersion);
typedef LPDIRECT3D8 DIRECT_3D;
typedef D3DCAPS8 D3DCAPS;
typedef D3DADAPTER_IDENTIFIER8 D3DADAPTER_IDENTIFIER;
typedef LPDIRECT3DDEVICE8 DIRECT_3D_DEVICE;
typedef DIRECT3DCREATE8 DIRECT_3D_CREATE;
static char *d3d_dll_name = "d3d8.dll";
static char *direct_3d_create_function_name = "Direct3DCreate8";
// include common source code
#include "winDetectDx.h"
int dx8_display_information (DisplaySearchParameters &display_search_parameters, DisplayInformation *display_information) {
return get_display_information (display_search_parameters, display_information);
}

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// Filename: winDetectDx9.cxx
// Created by: aignacio (18Jan07)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2007, Disney Enterprises, Inc. All rights
// reserved.
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
#include <d3d9.h>
#include "graphicsStateGuardian.h"
#include "graphicsPipe.h"
#include "displaySearchParameters.h"
#define DX8 0
#define Direct3DCreate Direct3DCreate9
typedef LPDIRECT3D9 (WINAPI *DIRECT3DCREATE9)(UINT SDKVersion);
typedef LPDIRECT3D9 DIRECT_3D;
typedef D3DCAPS9 D3DCAPS;
typedef D3DADAPTER_IDENTIFIER9 D3DADAPTER_IDENTIFIER;
typedef LPDIRECT3DDEVICE9 DIRECT_3D_DEVICE;
typedef DIRECT3DCREATE9 DIRECT_3D_CREATE;
static char *d3d_dll_name = "d3d9.dll";
static char *direct_3d_create_function_name = "Direct3DCreate9";
// include common source code
#include "winDetectDx.h"
int dx9_display_information (DisplaySearchParameters &display_search_parameters, DisplayInformation *display_information) {
return get_display_information (display_search_parameters, display_information);
}