return boxsize * (0.5 * (1 - sz));
}
+// NOTE base is the central value
+// freq: circle frequency, = 2*pi*frequency in hertz
+// start_pos:
+// -1 start from the lower value
+// 0 start from the base value
+// 1 start from the higher value
+float blink_synced(float base, float range, float freq, float start_time, int start_pos)
+{
+ // note:
+ // RMS = sqrt(base^2 + 0.5 * range^2)
+ // thus
+ // base = sqrt(RMS^2 - 0.5 * range^2)
+ // ensure RMS == 1
+
+ return base + range * sin((time - start_time - (M_PI / 2) * start_pos) * freq);
+}
+
+float blink(float base, float range, float freq)
+{
+ return blink_synced(base, range, freq, 0, 0);
+}
+
void drawborderlines(float thickness, vector pos, vector dim, vector color, float theAlpha, float drawflag)
{
vector line_dim = '0 0 0';
for(i_t = 0; i_t < n_t; ++i_t)
{
tri = getsurfacetriangle(e, i_s, i_t);
- R_BeginPolygon(tex, 0);
+ R_BeginPolygon(tex, 0, false);
R_PolygonVertex(getsurfacepoint(e, i_s, tri.x), getsurfacepointattribute(e, i_s, tri.x, SPA_TEXCOORDS0), '1 1 1', 1);
R_PolygonVertex(getsurfacepoint(e, i_s, tri.y), getsurfacepointattribute(e, i_s, tri.y, SPA_TEXCOORDS0), '1 1 1', 1);
R_PolygonVertex(getsurfacepoint(e, i_s, tri.z), getsurfacepointattribute(e, i_s, tri.z, SPA_TEXCOORDS0), '1 1 1', 1);
if(f >= 1)
{
// draw full rectangle
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
v.x += 0.5 * ringsize.x; t += '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
d = q - 1;
if(d > 0)
{
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
else if(f > 0.75)
{
// draw upper and first triangle
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
v.x += 0.5 * ringsize.x; t += '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
v.x -= 0.5 * ringsize.x; t -= '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
R_EndPolygon();
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
else if(f > 0.5)
{
// draw upper triangle
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
v.x += 0.5 * ringsize.x; t += '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
d = q - 0.5;
if(d > 0)
{
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
else if(f > 0.25)
{
// draw first triangle
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);
d = q;
if(d > 0)
{
- R_BeginPolygon(pic, drawflag);
+ R_BeginPolygon(pic, drawflag, true);
v = centre; t = '0.5 0.5 0';
R_PolygonVertex(v, t, rgb, a);