ed/HandmadeHero
1
0
Fork 0
mirror of https://github.com/Ed94/HandmadeHero.git synced 2025-10-31 06:50:54 -07:00
Code Issues Packages Projects Releases Wiki Activity

Day 8 complete.

Browse Source
This commit is contained in:
Edward R. Gonzalez
2023-09-10 14:14:47 -04:00
parent d4f04c33b3
commit d87eb51698
3 changed files with 305 additions and 191 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
.vscode/settings.json vendored
View File

@@ -31,7 +31,9 @@
"xhash": "cpp", "xhash": "cpp",
"shared_mutex": "cpp", "shared_mutex": "cpp",
"mutex": "cpp", "mutex": "cpp",
"system_error": "cpp" "system_error": "cpp",
"ios": "cpp",
"xiosbase": "cpp"
}, },
"C_Cpp.intelliSenseEngineFallback": "disabled", "C_Cpp.intelliSenseEngineFallback": "disabled",
"C_Cpp.errorSquiggles": "enabled", "C_Cpp.errorSquiggles": "enabled",

487
project/handmade_win32.cpp
View File

@@ -70,11 +70,13 @@ struct WinDimensions
global OffscreenBuffer BackBuffer; global OffscreenBuffer BackBuffer;
global WinDimensions WindowDimensions; global WinDimensions WindowDimensions;
global LPDIRECTSOUNDBUFFER DS_SecondaryBuffer;
global s32 DS_SecondaryBufferSize;
HRESULT WINAPI HRESULT WINAPI
DirectSoundCreate(LPGUID lpGuid, LPDIRECTSOUND* ppDS, LPUNKNOWN pUnkOuter ); DirectSoundCreate(LPGUID lpGuid, LPDIRECTSOUND* ppDS, LPUNKNOWN pUnkOuter );
using DirectSoundCreateFn = HRESULT WINAPI (LPGUID lpGuid, LPDIRECTSOUND* ppDS, LPUNKNOWN pUnkOuter ); using DirectSoundCreateFn = HRESULT WINAPI (LPGUID lpGuid, LPDIRECTSOUND* ppDS, LPUNKNOWN pUnkOuter );
global DirectSoundCreateFn* direct_sound_create; global DirectSoundCreateFn* direct_sound_create;
@@ -91,7 +93,7 @@ init_sound(HWND window_handle, s32 samples_per_second, s32 buffer_size )
// Get direct sound object // Get direct sound object
direct_sound_create = rcast( DirectSoundCreateFn*, GetProcAddress( sound_library, "DirectSoundCreate" )); direct_sound_create = rcast( DirectSoundCreateFn*, GetProcAddress( sound_library, "DirectSoundCreate" ));
if ( ! ensure(direct_sound_create, "Failed to get direct_sound_create_procedure" ) ) if ( ! ensure( direct_sound_create, "Failed to get direct_sound_create_procedure" ) )
{ {
// TOOD : Diagnostic // TOOD : Diagnostic
return; return;
@@ -102,7 +104,6 @@ init_sound(HWND window_handle, s32 samples_per_second, s32 buffer_size )
{ {
// TODO : Diagnostic // TODO : Diagnostic
} }
if ( ! SUCCEEDED( direct_sound->SetCooperativeLevel(window_handle, DSSCL_PRIORITY) ) ) if ( ! SUCCEEDED( direct_sound->SetCooperativeLevel(window_handle, DSSCL_PRIORITY) ) )
{ {
// TODO : Diagnostic // TODO : Diagnostic
@@ -133,33 +134,22 @@ init_sound(HWND window_handle, s32 samples_per_second, s32 buffer_size )
{ {
// TODO : Diagnostic // TODO : Diagnostic
} }
// Format is finally set!
} }
LPDIRECTSOUNDBUFFER secondary_buffer; DSBUFFERDESC
buffer_description { sizeof(buffer_description) };
buffer_description.dwFlags = 0;
buffer_description.dwBufferBytes = buffer_size;
buffer_description.lpwfxFormat = & wave_format;
if ( ! SUCCEEDED( direct_sound->CreateSoundBuffer( & buffer_description, & DS_SecondaryBuffer, 0 ) ))
{ {
DSBUFFERDESC // TODO : Diagnostic
buffer_description { sizeof(buffer_description) }; }
buffer_description.dwFlags = 0; if ( ! SUCCEEDED( DS_SecondaryBuffer->SetFormat( & wave_format ) ) )
buffer_description.dwBufferBytes = buffer_size; {
buffer_description.lpwfxFormat = & wave_format; // TODO : Diagnostic
if ( ! SUCCEEDED( direct_sound->CreateSoundBuffer( & buffer_description, & secondary_buffer, 0 ) ))
{
// TODO : Diagnostic
}
if ( ! SUCCEEDED( secondary_buffer->SetFormat( & wave_format ) ) )
{
// TODO : Diagnostic
}
} }
// Create primary buffer
// Create secondary buffer
// Start playing
} }
internal WinDimensions internal WinDimensions
@@ -448,196 +438,313 @@ WinMain(
for ( u32 jsl_device_index = 0; jsl_device_index < jsl_num_devices; ++ jsl_device_index ) for ( u32 jsl_device_index = 0; jsl_device_index < jsl_num_devices; ++ jsl_device_index )
{ {
JslSetLightColour( device_handles[ jsl_device_index ], (255 << 8) ); JslSetLightColour( device_handles[ jsl_device_index ], (255 << 8) );
do_once_start
congrats( "GOT THE CONTROLLER BOIS" );
do_once_end
} }
} }
// MessageBox( 0, L"First message!", L"Handmade Hero", MB_Ok_Btn | MB_Icon_Information ); // MessageBox( 0, L"First message!", L"Handmade Hero", MB_Ok_Btn | MB_Icon_Information );
WNDCLASS window_class {}; WNDCLASS
window_class.style = CS_Horizontal_Redraw | CS_Vertical_Redraw; window_class {};
window_class.lpfnWndProc = main_window_callback; window_class.style = CS_Horizontal_Redraw | CS_Vertical_Redraw;
// window_class.cbClsExtra = ; window_class.lpfnWndProc = main_window_callback;
// window_class.cbWndExtra = ; // window_class.cbClsExtra = ;
window_class.hInstance = instance; // window_class.cbWndExtra = ;
// window_class.hIcon = ; window_class.hInstance = instance;
// window_class.hCursor = ; // window_class.hIcon = ;
// window_class.hbrBackground = ; // window_class.hCursor = ;
window_class.lpszMenuName = L"Handmade Hero!"; // window_class.hbrBackground = ;
window_class.lpszClassName = L"HandmadeHeroWindowClass"; window_class.lpszMenuName = L"Handmade Hero!";
window_class.lpszClassName = L"HandmadeHeroWindowClass";
if ( RegisterClassW( & window_class ) ) if ( ! RegisterClassW( & window_class ) )
{ {
HWND window_handle = CreateWindowExW( // TODO : Diagnostic Logging
0, return 0;
window_class.lpszClassName, }
L"Handmade Hero",
WS_Overlapped_Window | WS_Initially_Visible,
CW_USEDEFAULT, CW_USEDEFAULT, // x, y
CW_USEDEFAULT, CW_USEDEFAULT, // width, height
0, 0, // parent, menu
instance, 0 // instance, param
);
if ( window_handle ) HWND window_handle = CreateWindowExW(
0,
window_class.lpszClassName,
L"Handmade Hero",
WS_Overlapped_Window | WS_Initially_Visible,
CW_Use_Default, CW_Use_Default, // x, y
CW_Use_Default, CW_Use_Default, // width, height
0, 0, // parent, menu
instance, 0 // instance, param
);
if ( ! window_handle )
{
// TODO : Diagnostic Logging
return 0;
}
Running = true;
WinDimensions dimensions = get_window_dimensions( window_handle );
resize_dib_section( &BackBuffer, 1280, 720 );
s32 ds_samples = 48000;
s32 ds_samples_per_second = ds_samples * sizeof(s16) * 2;
s32 ds_bytes_per_sample = sizeof(s16) * 2;
DS_SecondaryBufferSize = ds_samples_per_second * ds_bytes_per_sample;
init_sound( window_handle, ds_samples, DS_SecondaryBufferSize );
// Graphics & Input Test
u32 x_offset = 0;
u32 y_offset = 0;
// Controller State
bool xinput_detected = false;
u32 dpad_up = false;
u32 dpad_down = false;
u32 dpad_left = false;
u32 dpad_right = false;
u32 start = false;
u32 back = false;
u32 left_shoulder = false;
u32 right_shoulder = false;
u32 btn_a_button = false;
u32 btn_b_button = false;
u32 btn_x_button = false;
u32 btn_y_button = false;
u16 stick_left_x = 0;
u16 stick_left_y = 0;
u16 stick_right_x = 0;
u16 stick_right_y = 0;
// Square Wave - Sound Test
u32 ds_running_sample_index = 0;
s32 square_wave_tone_hz = 262;
s32 square_wave_period = ds_samples_per_second / square_wave_tone_hz;
s32 half_square_wave_period = square_wave_period / 2;
s32 square_wave_tone_volume = 3000;
// TODO : Add sine wave test
// Windows
MSG window_msg_info;
while( Running )
{
// Window Management
{ {
Running = true; if ( PeekMessageW( & window_msg_info, 0, 0, 0, PM_Remove_Messages_From_Queue ) )
WinDimensions dimensions = get_window_dimensions( window_handle );
resize_dib_section( &BackBuffer, 1280, 720 );
init_sound( window_handle, 48000, 48000 * sizeof(s16) * 2 );
MSG msg_info;
u32 x_offset = 0;
u32 y_offset = 0;
bool xinput_detected = false;
// Controller State
u8 dpad_up = false;
u8 dpad_down = false;
u8 dpad_left = false;
u8 dpad_right = false;
u8 start = false;
u8 back = false;
u8 left_shoulder = false;
u8 right_shoulder = false;
u8 btn_a_button = false;
u8 btn_b_button = false;
u8 btn_x_button = false;
u8 btn_y_button = false;
u16 left_stick_x = 0;
u16 left_stick_y = 0;
u16 right_stick_x = 0;
u16 right_stick_y = 0;
while( Running )
{ {
if ( PeekMessageW( & msg_info, 0, 0, 0, PM_Remove_Messages_From_Queue ) ) if ( window_msg_info.message == WM_QUIT )
{ {
if ( msg_info.message == WM_QUIT ) OutputDebugStringA("WM_QUIT\n");
{ Running = false;
OutputDebugStringA("WM_QUIT\n");
Running = false;
}
TranslateMessage( & msg_info );
DispatchMessageW( & msg_info );
} }
// XInput Polling TranslateMessage( & window_msg_info );
// TODO(Ed) : Should we poll this more frequently? DispatchMessageW( & window_msg_info );
for ( DWORD controller_index = 0; controller_index < XUSER_MAX_COUNT; ++ controller_index ) }
}
// Input
{
// XInput Polling
// TODO(Ed) : Should we poll this more frequently?
for ( DWORD controller_index = 0; controller_index < XUSER_MAX_COUNT; ++ controller_index )
{
XINPUT_STATE controller_state;
xinput_detected = xinput_get_state( controller_index, & controller_state ) == XI_PluggedIn;
if ( xinput_detected )
{ {
XINPUT_STATE controller_state; XINPUT_GAMEPAD* pad = & controller_state.Gamepad;
xinput_detected = xinput_get_state( controller_index, & controller_state ) == XI_PluggedIn;
if ( xinput_detected )
{
XINPUT_GAMEPAD* pad = & controller_state.Gamepad;
dpad_up = pad->wButtons & XINPUT_GAMEPAD_DPAD_UP; dpad_up = pad->wButtons & XINPUT_GAMEPAD_DPAD_UP;
dpad_down = pad->wButtons & XINPUT_GAMEPAD_DPAD_DOWN; dpad_down = pad->wButtons & XINPUT_GAMEPAD_DPAD_DOWN;
dpad_left = pad->wButtons & XINPUT_GAMEPAD_DPAD_LEFT; dpad_left = pad->wButtons & XINPUT_GAMEPAD_DPAD_LEFT;
dpad_right = pad->wButtons & XINPUT_GAMEPAD_DPAD_RIGHT; dpad_right = pad->wButtons & XINPUT_GAMEPAD_DPAD_RIGHT;
start = pad->wButtons & XINPUT_GAMEPAD_START; start = pad->wButtons & XINPUT_GAMEPAD_START;
back = pad->wButtons & XINPUT_GAMEPAD_BACK; back = pad->wButtons & XINPUT_GAMEPAD_BACK;
left_shoulder = pad->wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER; left_shoulder = pad->wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER;
right_shoulder = pad->wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER; right_shoulder = pad->wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER;
btn_a_button = pad->wButtons & XINPUT_GAMEPAD_A; btn_a_button = pad->wButtons & XINPUT_GAMEPAD_A;
btn_b_button = pad->wButtons & XINPUT_GAMEPAD_B; btn_b_button = pad->wButtons & XINPUT_GAMEPAD_B;
btn_x_button = pad->wButtons & XINPUT_GAMEPAD_X; btn_x_button = pad->wButtons & XINPUT_GAMEPAD_X;
btn_y_button = pad->wButtons & XINPUT_GAMEPAD_Y; btn_y_button = pad->wButtons & XINPUT_GAMEPAD_Y;
left_stick_x = pad->sThumbLX; stick_left_x = pad->sThumbLX;
left_stick_y = pad->sThumbLY; stick_left_y = pad->sThumbLY;
right_stick_x = pad->sThumbRX; stick_right_x = pad->sThumbRX;
right_stick_y = pad->sThumbRY; stick_right_y = pad->sThumbRY;
}
else
{
// NOTE: Controller is not available
}
}
// JSL Input Polling
for ( u32 jsl_device_index = 0; jsl_device_index < jsl_num_devices; ++ jsl_device_index )
{
if ( ! JslStillConnected( device_handles[ jsl_device_index ] ) )
{
OutputDebugStringA( "Error: JSLStillConnected returned false\n" );
continue;
}
JOY_SHOCK_STATE state = JslGetSimpleState( device_handles[ jsl_device_index ] );
dpad_up = state.buttons & JSMASK_UP;
dpad_down = state.buttons & JSMASK_DOWN;
dpad_left = state.buttons & JSMASK_LEFT;
dpad_right = state.buttons & JSMASK_RIGHT;
start = state.buttons & JSMASK_PLUS;
back = state.buttons & JSMASK_MINUS;
left_shoulder = state.buttons & JSMASK_L;
right_shoulder = state.buttons & JSMASK_R;
btn_a_button = state.buttons & JSMASK_S;
btn_b_button = state.buttons & JSMASK_E;
btn_x_button = state.buttons & JSMASK_W;
btn_y_button = state.buttons & JSMASK_N;
}
x_offset += dpad_right;
x_offset -= dpad_left;
y_offset += dpad_up;
y_offset -= dpad_down;
// x_offset += left_stick_x;
// y_offset += left_stick_y;
if ( start )
{
if ( xinput_detected )
{
XINPUT_VIBRATION vibration;
vibration.wLeftMotorSpeed = 30000;
xinput_set_state( 0, & vibration );
}
else
{
JslSetRumble( 0, 1, 0 );
}
} }
else else
{ {
if ( xinput_detected ) // NOTE: Controller is not available
{ }
XINPUT_VIBRATION vibration; }
vibration.wLeftMotorSpeed = 0;
xinput_set_state( 0, & vibration ); // JSL Input Polling
} for ( u32 jsl_device_index = 0; jsl_device_index < jsl_num_devices; ++ jsl_device_index )
else {
{ if ( ! JslStillConnected( device_handles[ jsl_device_index ] ) )
JslSetRumble( 0, 0, 0 ); {
} OutputDebugStringA( "Error: JSLStillConnected returned false\n" );
continue;
} }
render_weird_graident( &BackBuffer, x_offset, y_offset ); JOY_SHOCK_STATE state = JslGetSimpleState( device_handles[ jsl_device_index ] );
dpad_up = state.buttons & JSMASK_UP;
dpad_down = state.buttons & JSMASK_DOWN;
dpad_left = state.buttons & JSMASK_LEFT;
dpad_right = state.buttons & JSMASK_RIGHT;
start = state.buttons & JSMASK_PLUS;
back = state.buttons & JSMASK_MINUS;
left_shoulder = state.buttons & JSMASK_L;
right_shoulder = state.buttons & JSMASK_R;
btn_a_button = state.buttons & JSMASK_S;
btn_b_button = state.buttons & JSMASK_E;
btn_x_button = state.buttons & JSMASK_W;
btn_y_button = state.buttons & JSMASK_N;
WinDimensions dimensions = get_window_dimensions( window_handle ); stick_left_x = state.stickLX;
HDC device_context = GetDC( window_handle ); stick_left_y = state.stickLY;
display_buffer_in_window( device_context, dimensions.Width, dimensions.Height, &BackBuffer stick_right_x = state.stickRX;
, 0, 0 stick_right_y = state.stickRY;
, dimensions.Width, dimensions.Height ); }
x_offset += dpad_right;
x_offset -= dpad_left;
y_offset += dpad_up;
y_offset -= dpad_down;
// x_offset += left_stick_x;
// y_offset += left_stick_y;
if ( start )
{
if ( xinput_detected )
{
XINPUT_VIBRATION vibration;
vibration.wLeftMotorSpeed = 30000;
xinput_set_state( 0, & vibration );
}
else
{
JslSetRumble( 0, 1, 0 );
}
}
else
{
if ( xinput_detected )
{
XINPUT_VIBRATION vibration;
vibration.wLeftMotorSpeed = 0;
xinput_set_state( 0, & vibration );
}
else
{
JslSetRumble( 0, 0, 0 );
}
} }
} }
else
// Rendering
{ {
// TODO(Ed) : Logging render_weird_graident( &BackBuffer, x_offset, y_offset );
WinDimensions dimensions = get_window_dimensions( window_handle );
HDC device_context = GetDC( window_handle );
display_buffer_in_window( device_context, dimensions.Width, dimensions.Height, &BackBuffer
, 0, 0
, dimensions.Width, dimensions.Height );
} }
}
else // Audio
{ do {
// TODO(Ed) : Logging if ( btn_y_button )
{
square_wave_tone_volume += 10;
}
if ( btn_b_button )
{
square_wave_tone_volume -= 10;
}
DWORD ds_play_cursor;
DWORD ds_write_cursor;
if ( ! SUCCEEDED( DS_SecondaryBuffer->GetCurrentPosition( & ds_play_cursor, & ds_write_cursor ) ))
{
break;
}
DWORD byte_to_lock = ds_running_sample_index * ds_bytes_per_sample % DS_SecondaryBufferSize;
DWORD bytes_to_write;
if ( byte_to_lock == ds_play_cursor )
{
// At play cursor
bytes_to_write = DS_SecondaryBufferSize;
}
else if ( byte_to_lock > ds_play_cursor)
{
// Infront of play cursor |--play--byte_to_write-->--|
bytes_to_write = DS_SecondaryBufferSize - byte_to_lock;
bytes_to_write += ds_play_cursor;
}
else
{
// Behind play cursor |--byte_to_write-->--play--|
bytes_to_write = ds_play_cursor - byte_to_lock;
}
bytes_to_write = max(bytes_to_write, 1);
LPVOID region_1;
DWORD region_1_size;
LPVOID region_2;
DWORD region_2_size;
HRESULT ds_lock_result = DS_SecondaryBuffer->Lock( byte_to_lock, bytes_to_write
, & region_1, & region_1_size
, & region_2, & region_2_size
, 0 );
if ( ! SUCCEEDED( ds_lock_result ) )
{
break;
}
// TODO : Assert that region sizes are valid
// TODO : Collapse these loops
DWORD region_1_sample_count = region_1_size / ds_bytes_per_sample;
s16* sample_out = rcast( s16*, region_1 );
for ( DWORD sample_index = 0; sample_index < region_1_sample_count; ++ sample_index )
{
s16 sample_value = (ds_running_sample_index / half_square_wave_period) % 2 ?
square_wave_tone_volume : -square_wave_tone_volume;
++ ds_running_sample_index;
*sample_out = sample_value;
++ sample_out;
*sample_out = sample_value;
++ sample_out;
}
DWORD region_2_sample_count = region_2_size / ds_bytes_per_sample;
sample_out = rcast( s16*, region_2 );
for ( DWORD sample_index = 0; sample_index < region_2_sample_count; ++ sample_index )
{
s16 sample_value = (ds_running_sample_index / half_square_wave_period) % 2 ?
square_wave_tone_volume : -square_wave_tone_volume;
++ ds_running_sample_index;
*sample_out = sample_value;
++ sample_out;
*sample_out = sample_value;
++ sample_out;
}
DS_SecondaryBuffer->Unlock( region_1, region_1_size, region_2, region_2_size );
DS_SecondaryBuffer->Play( 0, 0, DSBPLAY_LOOPING );
} while(0);
} }
if ( jsl_num_devices > 0 ) if ( jsl_num_devices > 0 )

5
project/platform/win32.h
View File

@@ -52,6 +52,11 @@ enum CS : UINT
CS_Vertical_Redraw = CS_VREDRAW, CS_Vertical_Redraw = CS_VREDRAW,
}; };
enum CW : s32
{
CW_Use_Default = CW_USEDEFAULT,
};
enum DIB : UINT enum DIB : UINT
{ {
DIB_ColorTable_RGB = 0, DIB_ColorTable_RGB = 0,