364 lines
9.3 KiB
C++
364 lines
9.3 KiB
C++
//========= Copyright © 1996-2001, Valve LLC, All rights reserved. ============
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================
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// Triangle rendering, if any
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#include "hud.h"
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#include "cl_util.h"
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// Triangle rendering apis are in gEngfuncs.pTriAPI
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#include "const.h"
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#include "entity_state.h"
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#include "cl_entity.h"
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#include "triangleapi.h"
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#include "ref_params.h"
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#include "pm_defs.h"
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#include "pmtrace.h"
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#include "event_api.h"
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#include "r_efx.h"
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#include "ParseBspEnt.h"
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#include "ParseBsp.h"
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#include <time.h>
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#include "in_defs.h"
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#include "twm.h"
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#include "twmmanager.h"
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#include "../common/com_model.h"
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#include "ParticleBase.h"
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extern "C"
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{
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void DLLEXPORT HUD_DrawNormalTriangles( void );
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void DLLEXPORT HUD_DrawTransparentTriangles( void );
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};
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// This should be all the muzzleflashes we need,
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// assuming everyone on the server shoots akimbo weapons at the same time and you see it :)
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twm_clientinfo_t g_MuzzleflashModels[64];
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int g_iNumMuzzleflashModels;
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/*
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=================
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R_TwmModel
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Render a TWM model with
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given origin and angles
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=================
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*/
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void R_TwmModel(twm_clientinfo_t *twm_clientinfo,vec3_t origin,vec3_t angles)
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{
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int i,k,j;
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const twm_info_t *twm_info = twm_clientinfo->twm_info;
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float *color = twm_clientinfo->color;
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vec3_t forward,right,up;
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gEngfuncs.pTriAPI->RenderMode(twm_clientinfo->render_mode);
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gEngfuncs.pTriAPI->CullFace(TRI_NONE); // TODO: Cull something?
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// Render model by materialgroup
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for(k = 0;k < twm_info->num_materialgroups;k++)
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{
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twm_materialgroup_t *cur_mat = &twm_info->materialgroup_lump[k];
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gEngfuncs.pTriAPI->SpriteTexture((struct model_s*)gEngfuncs.GetSpritePointer(cur_mat->sprite_handle),twm_clientinfo->sprite_frame);
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// Render each triangle
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for(i = 0;i < cur_mat->num_triangles;i++)
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{
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twm_triangle_t *cur_tri = &twm_info->triangle_lump[cur_mat->tris_indices[i]];
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gEngfuncs.pTriAPI->Begin(TRI_TRIANGLES);
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gEngfuncs.pTriAPI->Color4f(color[0],color[1],color[2],color[3]);
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// Add vertex information
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for(j = 0;j < 3;j++)
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{
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vec3_t vec;
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vec[0] = twm_info->vertex_lump[cur_tri->vert_indices[j]][0];
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vec[1] = twm_info->vertex_lump[cur_tri->vert_indices[j]][1];
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vec[2] = twm_info->vertex_lump[cur_tri->vert_indices[j]][2];
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// Add in angles
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VectorMA(vec,1,angles,vec);
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// Add in origin
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// VectorAdd(origin,vec,vec);
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gEngfuncs.pTriAPI->Brightness(twm_clientinfo->brightness);
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gEngfuncs.pTriAPI->TexCoord2f(cur_tri->u[j],cur_tri->v[j]);
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gEngfuncs.pTriAPI->Vertex3fv(vec);
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}
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gEngfuncs.pTriAPI->End();
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}
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}
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gEngfuncs.pTriAPI->RenderMode(kRenderNormal);
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}
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/*
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=================
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R_Billboard
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Render a quad that always faces the camera
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=================
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*/
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void R_Billboard(const struct model_s *sprite,int sprite_frame,int render_mode,float r,float g,float b,float alpha,float *origin,float *v_up,float *v_right,float scale)
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{
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gEngfuncs.pTriAPI->RenderMode(render_mode);
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gEngfuncs.pTriAPI->CullFace(TRI_NONE);
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gEngfuncs.pTriAPI->SpriteTexture((struct model_s*)sprite,sprite_frame);
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// Render the sprite
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gEngfuncs.pTriAPI->Begin(TRI_QUADS);
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gEngfuncs.pTriAPI->Color4f(r,g,b,alpha);
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gEngfuncs.pTriAPI->Brightness(1);
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gEngfuncs.pTriAPI->TexCoord2f(0,1);
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gEngfuncs.pTriAPI->Vertex3f(origin[0]+((-v_right[0]+v_up[0])*scale),origin[1]+((-v_right[1]+v_up[1])*scale),origin[2]+((-v_right[2]+v_up[2])*scale));
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gEngfuncs.pTriAPI->Brightness(1);
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gEngfuncs.pTriAPI->TexCoord2f(0,0);
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gEngfuncs.pTriAPI->Vertex3f(origin[0]+((v_right[0]+v_up[0])*scale),origin[1]+((v_right[1]+v_up[1])*scale),origin[2]+((v_right[2]+v_up[2])*scale));
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gEngfuncs.pTriAPI->Brightness(1);
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gEngfuncs.pTriAPI->TexCoord2f(1,0);
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gEngfuncs.pTriAPI->Vertex3f(origin[0]+((v_right[0]-v_up[0])*scale),origin[1]+((v_right[1]-v_up[1])*scale),origin[2]+((v_right[2]-v_up[2])*scale));
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gEngfuncs.pTriAPI->Brightness(1);
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gEngfuncs.pTriAPI->TexCoord2f(1,1);
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gEngfuncs.pTriAPI->Vertex3f(origin[0]+((-v_right[0]-v_up[0])*scale),origin[1]+((-v_right[1]-v_up[1])*scale),origin[2]+((-v_right[2]-v_up[2])*scale));
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gEngfuncs.pTriAPI->End();
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gEngfuncs.pTriAPI->RenderMode(kRenderNormal);
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}
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static cl_entity_t laser_beams[2]; // The beams :)
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int g_iClientLasersEnabled[32];
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extern int cam_thirdperson;
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extern vec3_t v_origin,v_angles;
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/*
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=================
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R_LaserBeam
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Draw a laser beam
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Parts contributed by Stuart Crouch
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=================
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*/
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void R_LaserBeam( cl_entity_t *player )
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{
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float end[ 3 ], start[ 3 ];
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int beamindex;
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struct model_s *laserbeam;
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vec3_t forward, up, right;
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vec3_t origin, vecSrc, vecDest, angles;
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pmtrace_t tr;
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float dotscale;
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int dotindex;
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struct model_s *dotmodel;
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vec3_t v_forward,v_up,v_right;
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float beam_r,beam_g,beam_b;
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float dot_r,dot_g,dot_b;
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BEAM *pBeam1;
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// Load it up with some bogus data
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//player = gEngfuncs.GetLocalPlayer();
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cl_entity_t *localplayer = gEngfuncs.GetLocalPlayer();
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if ( !localplayer )
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return; // paranioa
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if ( !player )
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return;
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if ( !player->player )
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return; // Player isnt a player.
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// we cancel if its intermission time and
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// trying to draw the local laserbeam
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if(g_pparams->intermission && !cam_thirdperson && gEngfuncs.pEventAPI->EV_IsLocal(player->index-1))
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return;
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gEngfuncs.pEventAPI->EV_SetUpPlayerPrediction( true, true );
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gEngfuncs.pEventAPI->EV_PushPMStates();
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gEngfuncs.pEventAPI->EV_SetSolidPlayers ( player->index -1 );
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gEngfuncs.pEventAPI->EV_SetTraceHull( 2 );
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if(!cam_thirdperson && gEngfuncs.pEventAPI->EV_IsLocal(player->index - 1))
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{
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// First person starting points are
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// different so they line up
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cl_entity_t *pView = gEngfuncs.GetViewModel();
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VectorCopy(pView->attachment[1],vecSrc);
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VectorCopy(pView->angles,angles);
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// Use Attachment 3 on the view model to get the forward axis
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VectorSubtract(pView->attachment[1],pView->attachment[2],forward);
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VectorNormalize(forward);
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VectorMA(vecSrc,8192,forward,vecDest);
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}
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else
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{
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// Third person starting points
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VectorCopy( player->origin, vecSrc );
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VectorCopy( player->angles, angles );
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angles[ PITCH ] *= -3;
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vecSrc[2] += 20;
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AngleVectors (angles, forward, right, up);
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// Draw from player model
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for (int i = 0; i < 3; i++ )
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vecSrc[ i ] += 20 * forward[ i ];
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VectorMA(vecSrc,8192,forward,vecDest);
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}
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gEngfuncs.pEventAPI->EV_PlayerTrace( vecSrc, vecDest, PM_GLASS_IGNORE|PM_STUDIO_BOX, -1, &tr );
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if(!cam_thirdperson && gEngfuncs.pEventAPI->EV_IsLocal(player->index - 1))
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{
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// Draw from view models attachment
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cl_entity_t *pView = gEngfuncs.GetViewModel();
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if(pView != NULL)
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{
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// Attachment 1
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start[0] = pView->attachment[1].x;
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start[1] = pView->attachment[1].y;
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start[2] = pView->attachment[1].z;
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}
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}
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else
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{
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// Draw from players attachment point
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start [ 0 ] = player->attachment[1].x;
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start [ 1 ] = player->attachment[1].y;
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start [ 2 ] = player->attachment[1].z;
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}
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end [ 0 ] = tr.endpos.x;
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end [ 1 ] = tr.endpos.y;
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end [ 2 ] = tr.endpos.z;
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laserbeam = gEngfuncs.CL_LoadModel( "sprites/laserbeam.spr", &beamindex );
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if ( !laserbeam )
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return;
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// Easter Egg ;D
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time_t Time;
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time(&Time);
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// Josh's Birthday, July 9th
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if(localtime(&Time)->tm_mday == 9 && localtime(&Time)->tm_mon == 6)
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{
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beam_r = dot_r = 0.0;
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beam_g = dot_g = 1.0;
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beam_b = dot_b = 0.0;
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}
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else
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{
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// normal :)
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beam_r = 1.0;
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beam_g = 0.0;
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beam_b = 0.0;
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dot_r = 1.0;
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dot_g = 1.0;
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dot_b = 1.0;
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}
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pBeam1 = gEngfuncs.pEfxAPI->R_BeamPoints( start, end, beamindex,
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0.0001, 0.3, 0.0, 0.14, 5.0, 0.0, 1.0, beam_r,beam_g,beam_b );
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gEngfuncs.pEventAPI->EV_PopPMStates();
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// Now to render a halo around the light beginning point. :)
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dotscale = 4; // TODO: make like a lenticular halo and resize for distance?
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AngleVectors (v_angles, v_forward, v_right, v_up);
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dotmodel = gEngfuncs.CL_LoadModel( "sprites/hand_laser_dot.spr", &dotindex );
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if(dotmodel == NULL)
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gEngfuncs.Con_DPrintf("Bogus laser sprite, check R_LaserBeam");
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R_Billboard(dotmodel,0,kRenderTransAdd,dot_r,dot_g,dot_b,1.0,start,v_up,v_right,dotscale);
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}
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/*
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=================
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R_SetFog
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Set current fog state
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=================
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*/
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void R_SetFog(float r,float g,float b,float start,float end,int enable)
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{
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float color[3];
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color[0] = r;
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color[1] = g;
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color[2] = b;
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gEngfuncs.pTriAPI->Fog(color,start,end,enable);
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}
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/*
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=================
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HUD_DrawNormalTriangles
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Non-transparent triangles-- add them here
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=================
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*/
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void DLLEXPORT HUD_DrawNormalTriangles( void )
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{
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// Render particle effects
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g_ParticleSystemManager.RenderNormal();
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gHUD.m_Spectator.DrawOverview();
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}
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/*
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=================
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HUD_DrawTransparentTriangles
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Render any triangles with transparent rendermode needs here
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=================
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*/
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void DLLEXPORT HUD_DrawTransparentTriangles( void )
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{
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// Render particle effects
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g_ParticleSystemManager.RenderTransparent();
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// Render laser beams
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int i;
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for(i = 0;i < gEngfuncs.GetMaxClients();i++)
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{
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cl_entity_t *player = gEngfuncs.GetEntityByIndex(i);
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if(player != NULL && g_iClientLasersEnabled[i])
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R_LaserBeam(player);
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}
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// Render 3d muzzleflashes
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for(i = 0;i < g_iNumMuzzleflashModels;i++)
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{
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twm_clientinfo_t *clientinfo = &g_MuzzleflashModels[i];
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// TODO: Perhaps relink
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// entities at the end of the
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// array here, so we dont have
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// dead links
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if(clientinfo->dead)
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continue;
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// Render it
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cl_entity_t *attached_ent = clientinfo->attached_ent;
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R_TwmModel(clientinfo,attached_ent->attachment[clientinfo->attachment_num],attached_ent->angles);
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}
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}
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