134 lines
4.3 KiB
Plaintext
134 lines
4.3 KiB
Plaintext
[gd_resource type="ShaderMaterial" load_steps=2 format=3 uid="uid://s6xe8igevnv2"]
|
|
|
|
[sub_resource type="Shader" id="1"]
|
|
code = "shader_type canvas_item;
|
|
|
|
uniform vec2 pc0; /* 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 */
|
|
|
|
const float ant_band_count_0 = 2.0;
|
|
const float ant_band_count_1 = 2.0;
|
|
const float ant_band_count_2 = 2.0;
|
|
const float ant_band_count_3 = 2.0;
|
|
const float ant_band_count_4 = 2.0;
|
|
const float ant_band_count_5 = 2.0;
|
|
const float ant_band_count_6 = 2.0;
|
|
|
|
const float ant_band_r0_0 = 200.0;
|
|
const float ant_band_r0_1 = 250.0;
|
|
const float ant_band_r0_2 = 300.0;
|
|
const float ant_band_r0_3 = 350.0;
|
|
const float ant_band_r0_4 = 400.0;
|
|
const float ant_band_r0_5 = 450.0;
|
|
const float ant_band_r0_6 = 500.0;
|
|
|
|
const float ant_band_r1_0 = 250.0;
|
|
const float ant_band_r1_1 = 300.0;
|
|
const float ant_band_r1_2 = 350.0;
|
|
const float ant_band_r1_3 = 400.0;
|
|
const float ant_band_r1_4 = 450.0;
|
|
const float ant_band_r1_5 = 500.0;
|
|
const float ant_band_r1_6 = 550.0;
|
|
const float d4 = 90.0;
|
|
const float ds = 1.0;
|
|
|
|
|
|
float SMOOTH(float r, float R, float d)
|
|
{
|
|
return 1.0 - smoothstep(R - d, R + d, r);
|
|
}
|
|
|
|
|
|
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(a0 * sf, theta, ds) - SMOOTH(a1 * sf, theta, ds);
|
|
float vr = SMOOTH(r0, l, ds) - SMOOTH(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, float cnt, float r0, float r1, vec4 c0, vec4 c1)
|
|
{
|
|
float da = 180.0f / float(cnt);
|
|
for (int i = int(-cnt); i <= int(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 circle_thin(inout vec3 color, vec2 uv, vec2 p, float r, float w, vec3 c, float a)
|
|
{
|
|
float d = distance(uv, p);
|
|
float v0 = r - w;
|
|
float v1 = r + w;
|
|
color += a * sqrt(smoothstep(v1, v0, d) * smoothstep(v0, v1, d) * c);
|
|
}
|
|
|
|
|
|
void line_r(inout vec4 color, vec2 uv, vec2 center, float theta0, float radius, vec4 c)
|
|
{
|
|
vec2 d = uv - center;
|
|
vec2 p = radius * vec2(cos(theta0 * PI / 180.0), - sin(theta0 * PI / 180.0));
|
|
float l = length(d - p * clamp(dot(d, p) / dot(p, p), 0.0, 1.0));
|
|
color.rgb += c.rgb * SMOOTH(l, 1.0, ds) * c.a;
|
|
}
|
|
|
|
|
|
void rotate_vec2(inout vec2 vert, float a)
|
|
{
|
|
float sin_a = sin(a);
|
|
float cos_a = cos(a);
|
|
vert *= mat2(vec2(cos_a, sin_a), vec2(-sin_a, cos_a));
|
|
}
|
|
|
|
|
|
void vertex()
|
|
{
|
|
VERTEX -= pc0;
|
|
rotate_vec2(VERTEX, radians(rotation));
|
|
VERTEX += 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, ant_band_r1_0, color1, color0);
|
|
antenas(COLOR, uv, pc0, ant_band_count_1, ant_band_r0_1, ant_band_r1_1, color0, color1);
|
|
antenas(COLOR, uv, pc0, ant_band_count_2, ant_band_r0_2, ant_band_r1_2, color1, color0);
|
|
antenas(COLOR, uv, pc0, ant_band_count_3, ant_band_r0_3, ant_band_r1_3, color0, color1);
|
|
antenas(COLOR, uv, pc0, ant_band_count_4, ant_band_r0_4, ant_band_r1_4, color1, color0);
|
|
antenas(COLOR, uv, pc0, ant_band_count_5, ant_band_r0_5, ant_band_r1_5, color0, color1);
|
|
antenas(COLOR, uv, pc0, ant_band_count_6, ant_band_r0_6, ant_band_r1_6, 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
|