Files
uarep-ctl/shaders/antenas.tres
2023-12-04 16:15:24 +03:00

106 lines
3.9 KiB
Plaintext
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

[gd_resource type="ShaderMaterial" load_steps=2 format=3 uid="uid://s6xe8igevnv2"]
[sub_resource type="Shader" id="1"]
code = "shader_type canvas_item;
#include \"tools.gdshaderinc\"
uniform vec2 pc0 = vec2(560, 560); /* Центр сетки антенн */
uniform float rotation: hint_range(0.0, 360.0) = 0.0; /* */
uniform vec4 color0: source_color = vec4(0.38, 0.47, 0.51, 0.4);
uniform vec4 color1: source_color = vec4(0.39, 0.44, 0.50, 0.4);
uniform float radius_inner = 200.0; /* Радиус внутренний. Должно быть равно ant_band_r0_0 */
uniform float radius_outter = 550.0; /* Радиус внешний. Должно быть равно ant_band_r1_6 */
uniform int mode = 0; /* Режим отображения. Приоритет РТО - 0, приоритет РЛС - 1 */
const int ant_band_count_0 = 2;
const int ant_band_count_1 = 2;
const int ant_band_count_2 = 2;
const int ant_band_count_3 = 2;
const int ant_band_count_4 = 2;
const int ant_band_count_5 = 2;
const int ant_band_count_6 = 2;
const float ant_band_r0_0[] = {200.0, 480.0};
const float ant_band_r0_1[] = {250.0, 490.0};
const float ant_band_r0_2[] = {300.0, 500.0};
const float ant_band_r0_3[] = {350.0, 510.0};
const float ant_band_r0_4[] = {400.0, 520.0};
const float ant_band_r0_5[] = {450.0, 530.0};
const float ant_band_r0_6[] = {500.0, 540.0};
const float ant_band_r1_0[] = {250.0, 490.0};
const float ant_band_r1_1[] = {300.0, 500.0};
const float ant_band_r1_2[] = {350.0, 510.0};
const float ant_band_r1_3[] = {400.0, 520.0};
const float ant_band_r1_4[] = {450.0, 530.0};
const float ant_band_r1_5[] = {500.0, 540.0};
const float ant_band_r1_6[] = {550.0, 550.0};
const float d4 = 90.0;
const float ds = 1.0;
void sector(inout vec4 c, vec2 uv, vec2 center, float a, float da, float r0, float r1, vec4 color)
{
float l = distance(center, uv);
vec2 d = uv - center;
float sf = 500.0;
float theta = atan(d.x, d.y) * sf;
da /= 2.0;
float a0 = radians(a - da);
float a1 = radians(a + da);
float va = smooth_px(a0 * sf, theta, ds) - smooth_px(a1 * sf, theta, ds);
float vr = smooth_px(r0, l, ds) - smooth_px(r1, l, ds);
float rgb = sqrt(va * vr);
c.rgb += color.rgb * rgb * color.a;
c.a += rgb * color.a;
}
void antenas(inout vec4 c, vec2 uv, vec2 p0, int cnt, float r0, float r1, vec4 c0, vec4 c1)
{
float da = 180.0f / float(cnt);
for (int i = -cnt; i <= cnt; i ++)
{
float v = float(i & 1);
vec4 col = v * c0 + (1.0f - v) * c1;
sector(c, uv, p0, float(i) * da, da, r0, r1, col);
}
}
void vertex()
{
rotate_vec2(VERTEX, radians(rotation), pc0);
}
void fragment()
{
ivec2 isz = textureSize(TEXTURE, 0);
vec2 uv = UV * vec2(float(isz.x), float(isz.y)); // координаты текущей точки в пикселях
COLOR = vec4(0, 0, 0, 0.0); //texture(TEXTURE, UV); // Цвет текущей точки
// Сетка антенн
antenas(COLOR, uv, pc0, ant_band_count_0, ant_band_r0_0[mode], ant_band_r1_0[mode], color1, color0);
antenas(COLOR, uv, pc0, ant_band_count_1, ant_band_r0_1[mode], ant_band_r1_1[mode], color0, color1);
antenas(COLOR, uv, pc0, ant_band_count_2, ant_band_r0_2[mode], ant_band_r1_2[mode], color1, color0);
antenas(COLOR, uv, pc0, ant_band_count_3, ant_band_r0_3[mode], ant_band_r1_3[mode], color0, color1);
antenas(COLOR, uv, pc0, ant_band_count_4, ant_band_r0_4[mode], ant_band_r1_4[mode], color1, color0);
antenas(COLOR, uv, pc0, ant_band_count_5, ant_band_r0_5[mode], ant_band_r1_5[mode], color0, color1);
antenas(COLOR, uv, pc0, ant_band_count_6, ant_band_r0_6[mode], ant_band_r1_6[mode], color1, color0);
}
"
[resource]
shader = SubResource("1")
shader_parameter/pc0 = Vector2(560, 560)
shader_parameter/rotation = 0.0
shader_parameter/color0 = Color(0.380392, 0.470588, 0.509804, 0.537255)
shader_parameter/color1 = Color(0.3315, 0.45645, 0.51, 0.537255)
shader_parameter/radius_inner = 200.0
shader_parameter/radius_outter = 550.0
shader_parameter/mode = 0