void CG_ImpactMark(qhandle_t markShader, vec3_t origin, vec4_t projection, float radius, float orientation, float r, float g, float b, float a, int lifeTime)
{
int i;
vec3_t pushedOrigin, axis[3];
vec4_t color;
int fadeTime;
vec3_t points[4];
// early out
if (lifeTime == 0)
{
return;
}
// set projection (inverse of dir)
//VectorSubtract( vec3_origin, dir, projection );
//VectorNormalize( projection );
//projection[ 3 ] = radius * 8;
// make rotated polygon axis
VectorCopy(projection, axis[0]);
PerpendicularVector(axis[1], axis[0]);
RotatePointAroundVector(axis[2], axis[0], axis[1], -orientation);
CrossProduct(axis[0], axis[2], axis[1]);
// push the origin out a bit
VectorMA(origin, -1.0f, axis[0], pushedOrigin);
// create the full polygon
for (i = 0; i < 3; i++)
{
// new
points[0][i] = pushedOrigin[i] - radius * axis[1][i] - radius * axis[2][i];
points[1][i] = pushedOrigin[i] - radius * axis[1][i] + radius * axis[2][i];
points[2][i] = pushedOrigin[i] + radius * axis[1][i] + radius * axis[2][i];
points[3][i] = pushedOrigin[i] + radius * axis[1][i] - radius * axis[2][i];
}
// debug code
#if 0
VectorSet(points[0], origin[0] - radius, origin[1] - radius, origin[2]);
VectorSet(points[1], origin[0] - radius, origin[1] + radius, origin[2]);
VectorSet(points[2], origin[0] + radius, origin[1] + radius, origin[2]);
VectorSet(points[3], origin[0] + radius, origin[1] - radius, origin[2]);
CG_Printf("Dir: %f %f %f\n", dir[0], dir[1], dir[2]);
#endif
// set color
color[0] = r;
color[1] = g;
color[2] = b;
color[3] = a;
// set decal times (in seconds)
fadeTime = lifeTime >> 4;
// add the decal
trap_R_ProjectDecal(markShader, 4, points, projection, color, lifeTime, fadeTime);
}
void CG_ImpactMark( qhandle_t markShader, vec3_t origin, vec4_t projection, float radius, float orientation, float r, float g, float b, float a, int lifeTime )
#ifdef YDNAR_DECAL_MARKS
{
int i;
vec3_t pushedOrigin, axis[ 3 ];
vec4_t color;
int fadeTime;
vec3_t points[ 4 ];
/* early out */
if( lifeTime == 0 )
return;
/* set projection (inverse of dir) */
//% VectorSubtract( vec3_origin, dir, projection );
//% VectorNormalize( projection );
//% projection[ 3 ] = radius * 8;
/* make rotated polygon axis */
VectorCopy( projection, axis[ 0 ] );
PerpendicularVector( axis[ 1 ], axis[ 0 ] );
RotatePointAroundVector( axis[ 2 ], axis[ 0 ], axis[ 1 ], -orientation );
CrossProduct( axis[ 0 ], axis[ 2 ], axis[ 1 ] );
/* push the origin out a bit */
VectorMA( origin, -1.0f, axis[ 0 ], pushedOrigin );
/* create the full polygon */
for( i = 0; i < 3; i++ )
{
/* old */
//% points[ 0 ][ i ] = pushedOrigin[ i ] - radius * axis[ 1 ][ i ] - radius * axis[ 2 ][ i ];
//% points[ 1 ][ i ] = pushedOrigin[ i ] + radius * axis[ 1 ][ i ] - radius * axis[ 2 ][ i ];
//% points[ 2 ][ i ] = pushedOrigin[ i ] + radius * axis[ 1 ][ i ] + radius * axis[ 2 ][ i ];
//% points[ 3 ][ i ] = pushedOrigin[ i ] - radius * axis[ 1 ][ i ] + radius * axis[ 2 ][ i ];
/* new */
points[ 0 ][ i ] = pushedOrigin[ i ] - radius * axis[ 1 ][ i ] - radius * axis[ 2 ][ i ];
points[ 1 ][ i ] = pushedOrigin[ i ] - radius * axis[ 1 ][ i ] + radius * axis[ 2 ][ i ];
points[ 2 ][ i ] = pushedOrigin[ i ] + radius * axis[ 1 ][ i ] + radius * axis[ 2 ][ i ];
points[ 3 ][ i ] = pushedOrigin[ i ] + radius * axis[ 1 ][ i ] - radius * axis[ 2 ][ i ];
}
/* debug code */
#if 0
VectorSet( points[ 0 ], origin[ 0 ] - radius, origin[ 1 ] - radius, origin[ 2 ] );
VectorSet( points[ 1 ], origin[ 0 ] - radius, origin[ 1 ] + radius, origin[ 2 ] );
VectorSet( points[ 2 ], origin[ 0 ] + radius, origin[ 1 ] + radius, origin[ 2 ] );
VectorSet( points[ 3 ], origin[ 0 ] + radius, origin[ 1 ] - radius, origin[ 2 ] );
CG_Printf( "Dir: %f %f %f\n", dir[ 0 ], dir[ 1 ], dir[ 2 ] );
#endif
/* set color */
color[ 0 ] = r;
color[ 1 ] = g;
color[ 2 ] = b;
color[ 3 ] = a;
/* set decal times (in seconds) */
fadeTime = lifeTime >> 4;
/* add the decal */
trap_R_ProjectDecal( markShader, 4, points, projection, color, lifeTime, fadeTime );
}
