mirror of
https://github.com/blendogames/thirtyflightsofloving.git
synced 2024-11-14 00:21:18 +00:00
4eea7036b8
Moved loadingMessage, loadingMessages, and loadingPercent variables in client into client_static_t struct.
144 lines
3.6 KiB
C
144 lines
3.6 KiB
C
/*
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===========================================================================
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Copyright (C) 1997-2001 Id Software, Inc.
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This file is part of Quake 2 source code.
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Quake 2 source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Quake 2 source code is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Quake 2 source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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// Vic did core of this - THANK YOU KING VIC!!! - psychospaz
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#include "r_local.h"
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#include "vlights.h"
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#define VLIGHT_CLAMP_MIN 50.0f
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#define VLIGHT_CLAMP_MAX 256.0f
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#define VLIGHT_GRIDSIZE_X 256
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#define VLIGHT_GRIDSIZE_Y 256
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vec3_t vlightgrid[VLIGHT_GRIDSIZE_X][VLIGHT_GRIDSIZE_Y];
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void VLight_InitAnormTable (void)
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{
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int x, y;
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float angle;
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float sp, sy, cp, cy;
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for ( x = 0; x < VLIGHT_GRIDSIZE_X; x++ )
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{
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angle = (x * 360 / VLIGHT_GRIDSIZE_X) * ( M_PI / 180.0f );
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sy = sin(angle);
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cy = cos(angle);
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for ( y = 0; y < VLIGHT_GRIDSIZE_Y; y++ )
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{
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angle = (y * 360 / VLIGHT_GRIDSIZE_X) * ( M_PI / 180.0f );
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sp = sin(angle);
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cp = cos(angle);
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vlightgrid[x][y][0] = cp*cy;
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vlightgrid[x][y][1] = cp*sy;
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vlightgrid[x][y][2] = -sp;
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}
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}
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}
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float VLight_GetLightValue ( vec3_t normal, vec3_t dir, float apitch, float ayaw, qboolean dlight )
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{
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int pitchofs, yawofs;
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float angle1, angle2, light;
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if ( normal[1] == 0 && normal[0] == 0 )
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{
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angle2 = 0;
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if ( normal[2] > 0 )
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angle1 = 90;
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else
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angle1 = 270;
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}
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else
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{
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float forward;
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angle2 = atan2( normal[1], normal[0] ) * ( 180.0f / M_PI );
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if (angle2 < 0)
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angle2 += 360;
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forward = sqrt ( normal[0]*normal[0] + normal[1]*normal[1] );
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angle1 = atan2( normal[2], forward ) * ( 180.0f / M_PI );
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if (angle1 < 0)
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angle1 += 360;
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}
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pitchofs = ( angle1 + apitch ) * VLIGHT_GRIDSIZE_X / 360;
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yawofs = ( angle2 + ayaw ) * VLIGHT_GRIDSIZE_Y / 360;
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while (pitchofs > (VLIGHT_GRIDSIZE_X-1))
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pitchofs -= VLIGHT_GRIDSIZE_X;
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while (pitchofs < 0)
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pitchofs += VLIGHT_GRIDSIZE_X;
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while (yawofs > (VLIGHT_GRIDSIZE_Y-1))
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yawofs -= VLIGHT_GRIDSIZE_Y;
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while (yawofs < 0)
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yawofs += VLIGHT_GRIDSIZE_Y;
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if (dlight)
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{
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light = DotProduct( vlightgrid[pitchofs][yawofs], dir );
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if (light>1)
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light=1;
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if (light<0)
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light=0;
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return light;
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}
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else
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{
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light = ( DotProduct( vlightgrid[pitchofs][yawofs], dir ) + 2.0f ) * 63.5f;
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if (light > VLIGHT_CLAMP_MAX)
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light = VLIGHT_CLAMP_MAX;
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if (light < VLIGHT_CLAMP_MIN)
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light = VLIGHT_CLAMP_MIN;
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return light * ( 1.0f / 256.0f );
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}
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}
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float VLight_LerpLight ( int index1, int index2, float ilerp, vec3_t dir, vec3_t angles, qboolean dlight )
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{
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vec3_t normal;
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normal[0] = r_avertexnormals[index1][0] + ( r_avertexnormals[index2][0] - r_avertexnormals[index1][0] ) * ilerp;
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normal[1] = r_avertexnormals[index1][1] + ( r_avertexnormals[index2][1] - r_avertexnormals[index1][1] ) * ilerp;
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normal[2] = r_avertexnormals[index1][2] + ( r_avertexnormals[index2][2] - r_avertexnormals[index1][2] ) * ilerp;
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VectorNormalize ( normal );
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return VLight_GetLightValue( normal, dir, angles[PITCH], angles[YAW], dlight );
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}
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void VLight_Init (void)
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{
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VLight_InitAnormTable ();
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}
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