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Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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source-engine/game/client/tf/vgui/tf_overview.cpp

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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include <vgui/ISurface.h>
#include <vgui/ILocalize.h>
#include "tf_shareddefs.h"
#include "tf_overview.h"
#include "c_playerresource.h"
#include "c_tf_objective_resource.h"
#include "usermessages.h"
#include "coordsize.h"
#include "clientmode.h"
#include <vgui_controls/AnimationController.h>
#include "voice_status.h"
#include "spectatorgui.h"
#include "c_team_objectiveresource.h"
using namespace vgui;
void __MsgFunc_UpdateRadar( bf_read &msg )
{
if ( !g_pMapOverview )
return;
int iPlayerEntity = msg.ReadByte();
while ( iPlayerEntity > 0 )
{
int x = msg.ReadSBitLong( COORD_INTEGER_BITS-1 ) * 4;
int y = msg.ReadSBitLong( COORD_INTEGER_BITS-1 ) * 4;
int a = msg.ReadSBitLong( 9 );
Vector origin( x, y, 0 );
QAngle angles( 0, a, 0 );
g_pMapOverview->SetPlayerPositions( iPlayerEntity-1, origin, angles );
iPlayerEntity = msg.ReadByte(); // read index for next player
}
}
extern ConVar _overview_mode;
ConVar _cl_minimapzoom( "_cl_minimapzoom", "1", FCVAR_ARCHIVE );
ConVar _overview_mode( "_overview_mode", "1", FCVAR_ARCHIVE, "Overview mode - 0=off, 1=inset, 2=full\n", true, 0, true, 2 );
CTFMapOverview *GetTFOverview( void )
{
return dynamic_cast<CTFMapOverview *>( g_pMapOverview );
}
// overview_togglezoom rotates through 3 levels of zoom for the small map
//-----------------------------------------------------------------------
void ToggleZoom( void )
{
if ( !GetTFOverview() )
return;
GetTFOverview()->ToggleZoom();
}
static ConCommand overview_togglezoom( "overview_togglezoom", ToggleZoom );
// overview_largemap toggles showing the large map
//------------------------------------------------
void ShowLargeMap( void )
{
if ( !GetTFOverview() )
return;
GetTFOverview()->ShowLargeMap();
}
static ConCommand overview_showlargemap( "+overview_largemap", ShowLargeMap );
void HideLargeMap( void )
{
if ( !GetTFOverview() )
return;
GetTFOverview()->HideLargeMap();
}
static ConCommand overview_hidelargemap( "-overview_largemap", HideLargeMap );
//--------------------------------
// map border ?
// icon minimum zoom
// flag swipes
// chatting icon
// voice com icon
//---------------------------------
DECLARE_HUDELEMENT( CTFMapOverview );
ConVar tf_overview_voice_icon_size( "tf_overview_voice_icon_size", "64", FCVAR_ARCHIVE );
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CTFMapOverview::CTFMapOverview( const char *pElementName ) : BaseClass( pElementName )
{
InitTeamColorsAndIcons();
m_flIconSize = 96.0f;
m_iLastMode = MAP_MODE_OFF;
m_bDisabled = false;
m_nMapTextureOverlayID = -1;
usermessages->HookMessage( "UpdateRadar", __MsgFunc_UpdateRadar );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::Update()
{
UpdateCapturePoints();
BaseClass::Update();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::VidInit( void )
{
BaseClass::VidInit();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::UpdateCapturePoints()
{
if ( !g_pObjectiveResource )
return;
Color colorGreen( 0,255,0,255 );
for( int i = 0 ; i < g_pObjectiveResource->GetNumControlPoints() ; i++ )
{
// check if CP is visible at all
if( !g_pObjectiveResource->IsCPVisible( i ) )
{
if ( m_CapturePoints[i] != 0 )
{
// remove capture point from map
RemoveObject( m_CapturePoints[i] );
m_CapturePoints[i] = 0;
}
continue;
}
// ok, show CP
int iOwningTeam = g_pObjectiveResource->GetOwningTeam(i);
int iCappingTeam = g_pObjectiveResource->GetCappingTeam(i);
int iOwningIcon = g_pObjectiveResource->GetIconForTeam( i, iOwningTeam );
if ( iOwningIcon <= 0 )
continue; // baah
const char *textureName = GetMaterialNameFromIndex( iOwningIcon );
int objID = m_CapturePoints[i];
if ( objID == 0 )
{
// add object if not already there
objID = m_CapturePoints[i] = AddObject( textureName, 0, -1 );
// objective positions never change (so far)
SetObjectPosition( objID, g_pObjectiveResource->GetCPPosition(i), vec3_angle );
AddObjectFlags( objID, MAP_OBJECT_ALIGN_TO_MAP );
}
SetObjectIcon( objID, textureName, 128.0 );
// draw cap percentage
if( iCappingTeam != TEAM_UNASSIGNED )
{
SetObjectStatus( objID, g_pObjectiveResource->GetCPCapPercentage(i), colorGreen );
}
else
{
SetObjectStatus( objID, -1, colorGreen ); // turn it off
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::InitTeamColorsAndIcons()
{
BaseClass::InitTeamColorsAndIcons();
m_TeamColors[TF_TEAM_RED] = COLOR_TF_RED;
m_TeamIcons[TF_TEAM_RED] = AddIconTexture( "sprites/minimap_icons/red_player" );
m_CameraIcons[TF_TEAM_RED] = AddIconTexture( "sprites/minimap_icons/red_camera" );
m_TeamColors[TF_TEAM_BLUE] = COLOR_TF_BLUE;
m_TeamIcons[TF_TEAM_BLUE] = AddIconTexture( "sprites/minimap_icons/blue_player" );
m_CameraIcons[TF_TEAM_BLUE] = AddIconTexture( "sprites/minimap_icons/blue_camera" );
Q_memset( m_flPlayerChatTime, 0, sizeof(m_flPlayerChatTime ) );
m_iVoiceIcon = AddIconTexture( "voice/icntlk_pl" );
m_iChatIcon = AddIconTexture( "sprites/minimap_icons/voiceIcon" );
Q_memset( m_CapturePoints, 0, sizeof(m_CapturePoints) );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::DrawCamera()
{
C_BasePlayer *localPlayer = C_BasePlayer::GetLocalPlayer();
if ( !localPlayer )
return;
int iTexture = m_CameraIcons[localPlayer->GetTeamNumber()];
if ( localPlayer->IsObserver() || iTexture <= 0 )
{
BaseClass::DrawCamera();
}
else
{
MapObject_t obj;
memset( &obj, 0, sizeof(MapObject_t) );
obj.icon = iTexture;
obj.position = localPlayer->GetAbsOrigin();
obj.size = m_flIconSize * 1.5;
obj.angle = localPlayer->EyeAngles();
obj.status = -1;
DrawIcon( &obj );
DrawVoiceIconForPlayer( localPlayer->entindex() - 1 );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::FireGameEvent( IGameEvent *event )
{
const char * type = event->GetName();
if ( Q_strcmp( type, "player_death" ) == 0 )
{
MapPlayer_t *player = GetPlayerByUserID( event->GetInt( "userid" ) );
if ( player && CanPlayerBeSeen( player ) )
{
// create skull icon for 3 seconds
int handle = AddObject( "sprites/minimap_icons/death", 0, 3 );
SetObjectText( handle, player->name, player->color );
SetObjectPosition( handle, player->position, player->angle );
}
}
else if ( Q_strcmp( type, "game_newmap" ) == 0 )
{
SetMode( _overview_mode.GetInt() );
}
BaseClass::FireGameEvent( event );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTFMapOverview::CanPlayerBeSeen( MapPlayer_t *player )
{
// rules that define if you can see a player on the overview or not
C_BasePlayer *localPlayer = C_BasePlayer::GetLocalPlayer();
if ( !localPlayer || !player )
return false;
// don't draw ourselves
if ( localPlayer->entindex() == (player->index+1) )
return false;
// if local player is on spectator team, he can see everyone
if ( localPlayer->GetTeamNumber() <= TEAM_SPECTATOR )
return true;
// we never track unassigned or real spectators
if ( player->team <= TEAM_SPECTATOR )
return false;
// ingame and as dead player we can only see our own teammates
return ( localPlayer->GetTeamNumber() == player->team );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::ShowLargeMap( void )
{
if ( IsDisabled() )
{
return;
}
// remember old mode
m_iLastMode = GetMode();
// if we hit the toggle while full, set to disappear when we release
if ( m_iLastMode == MAP_MODE_FULL )
{
m_iLastMode = MAP_MODE_OFF;
}
SetMode( MAP_MODE_FULL );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::HideLargeMap( void )
{
if ( IsDisabled() )
{
return;
}
SetMode( m_iLastMode );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::ToggleZoom( void )
{
if ( IsDisabled() )
{
return;
}
if ( GetMode() != MAP_MODE_INSET )
return;
int iZoomLevel = ( _cl_minimapzoom.GetInt() + 1 ) % TF_MAP_ZOOM_LEVELS;
_cl_minimapzoom.SetValue( iZoomLevel );
switch( _cl_minimapzoom.GetInt() )
{
case 0:
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapZoomLevel1" );
break;
case 1:
default:
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapZoomLevel2" );
break;
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::SetMode(int mode)
{
if ( IsDisabled() )
{
return;
}
m_flChangeSpeed = 0; // change size instantly
if ( mode == MAP_MODE_OFF )
{
ShowPanel( false );
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapOff" );
}
else if ( mode == MAP_MODE_INSET )
{
switch( _cl_minimapzoom.GetInt() )
{
case 0:
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapZoomLevel1" );
break;
case 1:
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapZoomLevel2" );
break;
case 2:
default:
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapZoomLevel3" );
break;
}
C_BasePlayer *pPlayer = C_BasePlayer::GetLocalPlayer();
if ( pPlayer )
SetFollowEntity( pPlayer->entindex() );
ShowPanel( true );
if ( m_nMode == MAP_MODE_FULL )
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "MapScaleToSmall" );
else
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "SnapToSmall" );
}
else if ( mode == MAP_MODE_FULL )
{
SetFollowEntity( 0 );
ShowPanel( true );
if ( m_nMode == MAP_MODE_INSET )
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "ZoomToLarge" );
else
g_pClientMode->GetViewportAnimationController()->StartAnimationSequence( "SnapToLarge" );
}
// finally set mode
m_nMode = mode;
// save in a cvar for archive
_overview_mode.SetValue( m_nMode );
UpdateSizeAndPosition();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::UpdateSizeAndPosition()
{
// move back up if the spectator menu is not visible
if ( !g_pSpectatorGUI || ( !g_pSpectatorGUI->IsVisible() && GetMode() == MAP_MODE_INSET ) )
{
int x,y,w,h;
GetBounds( x,y,w,h );
y = YRES(5); // hax, align to top of the screen
SetBounds( x,y,w,h );
}
BaseClass::UpdateSizeAndPosition();
}
ConVar cl_voicetest( "cl_voicetest", "0", FCVAR_CHEAT );
ConVar cl_overview_chat_time( "cl_overview_chat_time", "2.0", FCVAR_ARCHIVE );
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::PlayerChat( int index )
{
m_flPlayerChatTime[index-1] = gpGlobals->curtime + cl_overview_chat_time.GetFloat();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::DrawMapPlayers()
{
BaseClass::DrawMapPlayers();
C_BasePlayer *localPlayer = C_BasePlayer::GetLocalPlayer();
Assert( localPlayer );
int iLocalPlayer = localPlayer->entindex() - 1;
for ( int i = 0 ; i < MAX_PLAYERS ; i++ )
{
if ( i == iLocalPlayer )
continue;
MapPlayer_t *player = &m_Players[i];
if ( !CanPlayerBeSeen( player ) )
continue;
if ( player->health <= 0 ) // don't draw dead players / spectators
continue;
DrawVoiceIconForPlayer( i );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::DrawVoiceIconForPlayer( int playerIndex )
{
Assert( playerIndex >= 0 && playerIndex < MAX_PLAYERS );
MapPlayer_t *player = &m_Players[playerIndex];
// if they just sent a chat msg, or are using voice, or did a hand signal or voice command
// draw a chat icon
if ( cl_voicetest.GetInt() || GetClientVoiceMgr()->IsPlayerSpeaking( player->index+1 ) )
{
MapObject_t obj;
memset( &obj, 0, sizeof(MapObject_t) );
obj.icon = m_iVoiceIcon;
obj.position = player->position;
obj.size = tf_overview_voice_icon_size.GetFloat();
obj.status = -1;
DrawIcon( &obj );
}
else if ( m_flPlayerChatTime[player->index] > gpGlobals->curtime )
{
MapObject_t obj;
memset( &obj, 0, sizeof(MapObject_t) );
obj.icon = m_iChatIcon;
obj.position = player->position;
obj.size = tf_overview_voice_icon_size.GetFloat();
obj.status = -1;
DrawIcon( &obj );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTFMapOverview::DrawIcon( MapObject_t *obj )
{
for ( int i = 0 ; i < MAX_CONTROL_POINTS ; i++ )
{
if ( obj->objectID == m_CapturePoints[i] && obj->objectID != 0 )
{
return DrawCapturePoint( i, obj );
}
}
return BaseClass::DrawIcon( obj );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::DrawQuad( Vector pos, int scale, float angle, int textureID, int alpha )
{
Vector offset;
offset.z = 0;
offset.x = -scale; offset.y = scale;
VectorYawRotate( offset, angle, offset );
Vector2D pos1 = WorldToMap( pos + offset );
offset.x = scale; offset.y = scale;
VectorYawRotate( offset, angle, offset );
Vector2D pos2 = WorldToMap( pos + offset );
offset.x = scale; offset.y = -scale;
VectorYawRotate( offset, angle, offset );
Vector2D pos3 = WorldToMap( pos + offset );
offset.x = -scale; offset.y = -scale;
VectorYawRotate( offset, angle, offset );
Vector2D pos4 = WorldToMap( pos + offset );
Vertex_t points[4] =
{
Vertex_t( MapToPanel ( pos1 ), Vector2D(0,0) ),
Vertex_t( MapToPanel ( pos2 ), Vector2D(1,0) ),
Vertex_t( MapToPanel ( pos3 ), Vector2D(1,1) ),
Vertex_t( MapToPanel ( pos4 ), Vector2D(0,1) )
};
surface()->DrawSetColor( 255, 255, 255, alpha );
surface()->DrawSetTexture( textureID );
surface()->DrawTexturedPolygon( 4, points );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTFMapOverview::DrawCapturePoint( int iCP, MapObject_t *obj )
{
int textureID = obj->icon;
Vector pos = obj->position;
float scale = obj->size;
Vector2D pospanel = WorldToMap( pos );
pospanel = MapToPanel( pospanel );
if ( !IsInPanel( pospanel ) )
return false; // player is not within overview panel
// draw capture swipe
DrawQuad( pos, scale, 0, textureID, 255 );
int iCappingTeam = g_pObjectiveResource->GetCappingTeam( iCP );
if ( iCappingTeam != TEAM_UNASSIGNED )
{
int iCapperIcon = g_pObjectiveResource->GetCPCappingIcon( iCP );
const char *textureName = GetMaterialNameFromIndex( iCapperIcon );
float flCapPercent = g_pObjectiveResource->GetCPCapPercentage(iCP);
bool bSwipeLeft = ( iCappingTeam == TF_TEAM_RED ) ? true : false;
DrawHorizontalSwipe( pos, scale, AddIconTexture( textureName ), flCapPercent, bSwipeLeft );
}
// fixup for noone is capping, but someone is in the area
int iNumBlue = g_pObjectiveResource->GetNumPlayersInArea( iCP, TF_TEAM_BLUE );
int iNumRed = g_pObjectiveResource->GetNumPlayersInArea( iCP, TF_TEAM_RED );
int iOwningTeam = g_pObjectiveResource->GetOwningTeam( iCP );
if ( iCappingTeam == TEAM_UNASSIGNED )
{
if ( iNumBlue > 0 && iNumRed == 0 && iOwningTeam != TF_TEAM_BLUE )
{
iCappingTeam = TF_TEAM_BLUE;
}
else if ( iNumRed > 0 && iNumBlue == 0 && iOwningTeam != TF_TEAM_RED )
{
iCappingTeam = TF_TEAM_RED;
}
}
if ( iCappingTeam != TEAM_UNASSIGNED )
{
// Draw the number of cappers below the icon
int numPlayers = g_pObjectiveResource->GetNumPlayersInArea( iCP, iCappingTeam );
int requiredPlayers = g_pObjectiveResource->GetRequiredCappers( iCP, iCappingTeam );
if ( requiredPlayers > 1 )
{
numPlayers = MIN( numPlayers, requiredPlayers );
wchar_t wText[6];
_snwprintf( wText, sizeof(wText)/sizeof(wchar_t), L"%d", numPlayers );
int wide, tall;
surface()->GetTextSize( m_hIconFont, wText, wide, tall );
int x = pospanel.x-(wide/2);
int y = pospanel.y;
// match the offset that MapOverview uses
y += GetPixelOffset( scale ) + 4;
// draw black shadow text
surface()->DrawSetTextColor( 0, 0, 0, 255 );
surface()->DrawSetTextPos( x+1, y );
surface()->DrawPrintText( wText, wcslen(wText) );
// draw name in color
surface()->DrawSetTextColor( g_PR->GetTeamColor( iCappingTeam ) );
surface()->DrawSetTextPos( x, y );
surface()->DrawPrintText( wText, wcslen(wText) );
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::DrawHorizontalSwipe( Vector pos, int scale, int textureID, float flCapPercentage, bool bSwipeLeft )
{
float flIconSize = scale * 2;
float width = ( flIconSize * flCapPercentage );
float uv1 = 0.0f;
float uv2 = 1.0f;
Vector2D uv11( uv1, uv2 );
Vector2D uv21( flCapPercentage, uv2 );
Vector2D uv22( flCapPercentage, uv1 );
Vector2D uv12( uv1, uv1 );
// reversing the direction of the swipe effect
if ( bSwipeLeft )
{
uv11.x = uv2 - flCapPercentage;
uv21.x = uv2;
uv22.x = uv2;
uv12.x = uv2 - flCapPercentage;
}
float flXPos = pos.x - scale;
float flYPos = pos.y - scale;
Vector upperLeft( flXPos, flYPos, 0 );
Vector upperRight( flXPos + width, flYPos, 0 );
Vector lowerRight( flXPos + width, flYPos + flIconSize, 0 );
Vector lowerLeft ( flXPos, flYPos + flIconSize, 0 );
/// reversing the direction of the swipe effect
if ( bSwipeLeft )
{
upperLeft.x = flXPos + flIconSize - width;
upperRight.x = flXPos + flIconSize;
lowerRight.x = flXPos + flIconSize;
lowerLeft.x = flXPos + flIconSize - width;
}
vgui::Vertex_t vert[4];
Vector2D pos0 = WorldToMap( upperLeft );
vert[0].Init( MapToPanel( pos0 ), uv11 );
Vector2D pos3 = WorldToMap( lowerLeft );
vert[1].Init( MapToPanel( pos3 ), uv12 );
Vector2D pos2 = WorldToMap( lowerRight );
vert[2].Init( MapToPanel( pos2 ), uv22 );
Vector2D pos1 = WorldToMap( upperRight );
vert[3].Init( MapToPanel( pos1 ), uv21 );
surface()->DrawSetColor( 255, 255, 255, 255 );
surface()->DrawSetTexture( textureID );
surface()->DrawTexturedPolygon( 4, vert );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::SetMap( const char * levelname )
{
BaseClass::SetMap( levelname );
if ( m_nMapTextureID != -1 )
{
// we found a texture for this map
SetDisabled( false );
SetMode( m_nMode );
}
else
{
// we failed to load a map image
SetDisabled( true );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTFMapOverview::ShouldDraw( void )
{
if ( IsDisabled() )
{
return false;
}
return BaseClass::ShouldDraw();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::Paint()
{
UpdateMapOverlayTexture();
UpdateSizeAndPosition();
UpdateFollowEntity();
UpdateObjects();
UpdatePlayers();
// UpdatePlayerTrails();
DrawMapTexture();
DrawMapOverlayTexture();
// DrawMapPlayerTrails();
DrawObjects();
DrawMapPlayers();
DrawCamera();
Panel::Paint();
}
extern ConVar overview_alpha;
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::DrawMapOverlayTexture()
{
// now draw a box around the outside of this panel
int x0, y0, x1, y1;
int wide, tall;
GetSize( wide, tall );
x0 = 0; y0 = 0; x1 = wide - 2; y1 = tall - 2;
if ( m_nMapTextureOverlayID < 0 )
{
return;
}
Vertex_t points[4] =
{
Vertex_t( MapToPanel ( Vector2D(0,0) ), Vector2D(0,0) ),
Vertex_t( MapToPanel ( Vector2D(OVERVIEW_MAP_SIZE-1,0) ), Vector2D(1,0) ),
Vertex_t( MapToPanel ( Vector2D(OVERVIEW_MAP_SIZE-1,OVERVIEW_MAP_SIZE-1) ), Vector2D(1,1) ),
Vertex_t( MapToPanel ( Vector2D(0,OVERVIEW_MAP_SIZE-1) ), Vector2D(0,1) )
};
int alpha = 255.0f * overview_alpha.GetFloat(); clamp( alpha, 1, 255 );
surface()->DrawSetColor( 255,255,255, alpha );
surface()->DrawSetTexture( m_nMapTextureOverlayID );
surface()->DrawTexturedPolygon( 4, points );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFMapOverview::UpdateMapOverlayTexture()
{
/*
char tempfile[MAX_PATH];
Q_snprintf( tempfile, sizeof( tempfile ), "overviews/%s_%s_%s_%s", levelname, roundname, capname, teamname );
// TODO release old texture ?
m_nMapTextureOverlayID = surface()->CreateNewTextureID();
//if we have not uploaded yet, lets go ahead and do so
surface()->DrawSetTextureFile( m_nMapTextureOverlayID, tempfile, true, false );
int wide, tall;
surface()->DrawGetTextureSize( m_nMapTextureOverlayID, wide, tall );
if ( wide != tall )
{
DevMsg( 1, "Error! CTFMapOverview::UpdateMapOverlayTexture: map overlay image must be a square.\n" );
m_nMapTextureOverlayID = -1;
return;
}
*/
}