mirror of
https://github.com/DrBeef/QuakeQuest.git
synced 2024-12-01 00:22:14 +00:00
41 lines
1.6 KiB
C
41 lines
1.6 KiB
C
|
|
#include "quakedef.h"
|
|
#include "image.h"
|
|
|
|
cvar_t r_lasersight_thickness = {CVAR_SAVE, "r_lasersight_thickness", "0.1", "thickness of the laser sight effect"};
|
|
cvar_t r_lasersight_color_red = {CVAR_SAVE, "r_lasersight_color_red", "0.8", "color of the laser sight effect"};
|
|
cvar_t r_lasersight_color_green = {CVAR_SAVE, "r_lasersight_color_green", "0.1", "color of the laser sight effect"};
|
|
cvar_t r_lasersight_color_blue = {CVAR_SAVE, "r_lasersight_color_blue", "0", "color of the laser sight effect"};
|
|
|
|
void R_LaserSights_Init(void)
|
|
{
|
|
Cvar_RegisterVariable(&r_lasersight_thickness);
|
|
Cvar_RegisterVariable(&r_lasersight_color_red);
|
|
Cvar_RegisterVariable(&r_lasersight_color_green);
|
|
Cvar_RegisterVariable(&r_lasersight_color_blue);
|
|
}
|
|
|
|
void R_DrawBLineMesh(vec3_t mins, vec3_t maxs, float thickness, float cr, float cg, float cb, float ca);
|
|
extern cvar_t r_lasersight;
|
|
|
|
void R_DrawLaserSights(void)
|
|
{
|
|
vec3_t org, start, end, dir;
|
|
vec_t dist;
|
|
CL_LaserSight_CalculatePositions(start, end);
|
|
|
|
// calculate the nearest point on the line (beam) for depth sorting
|
|
VectorSubtract(end, start, dir);
|
|
dist = (DotProduct(r_refdef.view.origin, dir) - DotProduct(start, dir)) / (DotProduct(end, dir) - DotProduct(start, dir));
|
|
dist = bound(0, dist, 1);
|
|
VectorLerp(start, dist, end, org);
|
|
|
|
if (r_lasersight.integer == 1) {
|
|
//Beam
|
|
GL_DepthTest(!r_showdisabledepthtest.integer);
|
|
GL_CullFace(r_refdef.view.cullface_front);
|
|
R_DrawBLineMesh(org, end, 0.3f, r_lasersight_color_red.value,
|
|
r_lasersight_color_green.value, r_lasersight_color_blue.value, 1);
|
|
}
|
|
}
|
|
|