halflife-thewastes-sdk/cl_dll/overview.cpp

161 lines
4.4 KiB
C++

//========= Copyright © 1996-2001, Valve LLC, All rights reserved. ============
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================
#include "hud.h"
#include "cl_util.h"
#include "cl_entity.h"
#include "triangleapi.h"
#include "vgui_TheWastesViewport.h"
// these are included for the math functions
#include "com_model.h"
#include "studio_util.h"
#pragma warning(disable: 4244)
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CHudOverview::Init()
{
gHUD.AddHudElem(this);
m_iFlags |= HUD_ACTIVE;
return 1;
}
//-----------------------------------------------------------------------------
// Purpose: Loads new icons
//-----------------------------------------------------------------------------
int CHudOverview::VidInit()
{
m_hsprPlayer = gEngfuncs.pfnSPR_Load("sprites/ring.spr");
m_hsprViewcone = gEngfuncs.pfnSPR_Load("sprites/camera.spr");
return 1;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : flTime -
// intermission -
//-----------------------------------------------------------------------------
int CHudOverview::Draw(float flTime)
{
// only draw in overview mode
if (!gEngfuncs.Overview_GetOverviewState())
return 1;
// make sure we have player info
gViewPort->GetAllPlayersInfo();
// calculate player size on the overview
int x1, y1, x2, y2;
float v0[3]={0,0,0}, v1[3]={64,64,0};
gEngfuncs.Overview_WorldToScreen(v0, &x1, &y1);
gEngfuncs.Overview_WorldToScreen(v1, &x2, &y2);
float scale = abs(x2 - x1);
// loop through all the players and draw them on the map
for (int i = 1; i < MAX_PLAYERS; i++)
{
cl_entity_t *pl = gEngfuncs.GetEntityByIndex(i);
if (pl && pl->player && pl->curstate.health > 0 && pl->curstate.solid != SOLID_NOT)
{
int x, y, z = 0;
float v[3]={pl->origin[0], pl->origin[1], 0};
gEngfuncs.Overview_WorldToScreen(v, &x, &y);
// hack in some team colors
float r, g, bc;
if (g_PlayerExtraInfo[i].teamnumber == 1)
{
r = 0.0f; g = 0.0f; bc = 1.0f;
}
else if (g_PlayerExtraInfo[i].teamnumber == 2)
{
r = 1.0f; g = 0.0f; bc = 0.0f;
}
else
{
// just use the default orange color if the team isn't set
r = 1.0f; g = 0.7f; bc = 0.0f;
}
// set the current texture
gEngfuncs.pTriAPI->SpriteTexture((struct model_s *)gEngfuncs.GetSpritePointer(m_hsprPlayer), 0);
// additive render mode
gEngfuncs.pTriAPI->RenderMode(kRenderTransAdd);
// no culling
gEngfuncs.pTriAPI->CullFace(TRI_NONE);
// draw a square
gEngfuncs.pTriAPI->Begin(TRI_QUADS);
// set the color to be that of the team
gEngfuncs.pTriAPI->Color4f(r, g, bc, 1.0f);
// calculate rotational matrix
vec3_t a, b, angles;
float rmatrix[3][4]; // transformation matrix
VectorCopy(pl->angles, angles);
angles[0] = 0.0f;
angles[1] += 90.f;
angles[1] = -angles[1];
angles[2] = 0.0f;
AngleMatrix(angles, rmatrix);
a[2] = 0;
a[0] = -scale; a[1] = -scale;
VectorTransform(a, rmatrix , b );
gEngfuncs.pTriAPI->TexCoord2f( 0, 0 );
gEngfuncs.pTriAPI->Vertex3f(x + b[0], y + b[1], z);
a[0]=-scale; a[1] = scale;
VectorTransform(a, rmatrix , b );
gEngfuncs.pTriAPI->TexCoord2f( 0, 1 );
gEngfuncs.pTriAPI->Vertex3f (x + b[0], y + b[1], z);
a[0]=scale; a[1] = scale;
VectorTransform(a, rmatrix , b );
gEngfuncs.pTriAPI->TexCoord2f( 1, 1 );
gEngfuncs.pTriAPI->Vertex3f (x + b[0], y + b[1], z);
a[0]=scale; a[1] = -scale;
VectorTransform(a, rmatrix , b );
gEngfuncs.pTriAPI->TexCoord2f( 1, 0 );
gEngfuncs.pTriAPI->Vertex3f (x + b[0], y + b[1], z);
// finish up
gEngfuncs.pTriAPI->End();
gEngfuncs.pTriAPI->RenderMode( kRenderNormal );
// draw the players name and health underneath
char string[256];
sprintf(string, "%s (%i%%)", g_PlayerInfoList[i].name, pl->curstate.health);
DrawConsoleString(x, y + (1.1 * scale), string);
}
}
return 1;
}
//-----------------------------------------------------------------------------
// Purpose: called every time a server is connected to
//-----------------------------------------------------------------------------
void CHudOverview::InitHUDData()
{
// this block would force the spectator view to be on
// gEngfuncs.Overview_SetDrawOverview( 1 );
// gEngfuncs.Overview_SetDrawInset( 0 );
}