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paint: cleanup

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This commit is contained in:
luboslenco
2026-06-04 11:00:05 +02:00
parent a940b75f90
commit 114efb2458
183 changed files with 637 additions and 632 deletions
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paint/sources/nodes_material/noise_texture_node.c
+203
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#include "../global.h"
char *str_tex_noise = "\
fun hash(n: float): float { return frac(sin(n) * 10000.0); } \
fun tex_noise_f(x: float3): float { \
var step: float3 = float3(110.0, 241.0, 171.0); \
var i: float3 = floor3(x); \
var f: float3 = frac3(x); \
var n: float = dot(i, step); \
var u: float3 = f * f * (3.0 - 2.0 * f); \
return lerp(lerp(lerp(hash(n + dot(step, float3(0.0, 0.0, 0.0))), hash(n + dot(step, float3(1.0, 0.0, 0.0))), u.x), \
lerp(hash(n + dot(step, float3(0.0, 1.0, 0.0))), hash(n + dot(step, float3(1.0, 1.0, 0.0))), u.x), u.y), \
lerp(lerp(hash(n + dot(step, float3(0.0, 0.0, 1.0))), hash(n + dot(step, float3(1.0, 0.0, 1.0))), u.x), \
lerp(hash(n + dot(step, float3(0.0, 1.0, 1.0))), hash(n + dot(step, float3(1.0, 1.0, 1.0))), u.x), u.y), u.z); \
} \
fun tex_noise_fbm(p: float3, detail: float, roughness: float, lacunarity: float): float { \
var fscale: float = 1.0; \
var amp: float = 1.0; \
var maxamp: float = 0.0; \
var sum: float = 0.0; \
var n: int = int(clamp(detail, 0.0, 8.0)); \
for (var ii: int = 0; ii <= n; ii += 1) { \
sum = sum + amp * tex_noise_f(p * fscale); \
maxamp = maxamp + amp; \
amp = amp * roughness; \
fscale = fscale * lacunarity; \
} \
var rmd: float = detail - floor(detail); \
if (rmd > 0.0) { \
var t: float = tex_noise_f(p * fscale); \
var sum2: float = sum + t * amp; \
var maxamp2: float = maxamp + amp; \
return lerp(sum / maxamp, sum2 / maxamp2, rmd); \
} \
return sum / maxamp; \
} \
fun tex_noise(p: float3, scale: float, detail: float, roughness: float, lacunarity: float, distortion: float): float3 { \
var pp: float3 = p * scale; \
pp = pp + distortion * (float3(tex_noise_f(pp), tex_noise_f(pp + float3(0.5, 0.0, 0.0)), tex_noise_f(pp + float3(0.0, 0.5, 0.0))) * 2.0 - 1.0); \
var f: float = tex_noise_fbm(pp, detail, roughness, lacunarity); \
var r: float = tex_noise_fbm(pp + float3(0.33, 0.0, 0.0), detail, roughness, lacunarity); \
var g: float = tex_noise_fbm(pp + float3(0.0, 0.33, 0.0), detail, roughness, lacunarity); \
return float3(f, r, g); \
} \
";
static char *noise_texture_node_result(ui_node_t *node) {
node_shader_add_function(parser_material_kong, str_tex_noise);
char *co = parser_material_get_coord(node);
char *scale = parser_material_parse_value_input(node->inputs->buffer[1], false);
char *detail = parser_material_parse_value_input(node->inputs->buffer[2], false);
char *roughness = parser_material_parse_value_input(node->inputs->buffer[3], false);
char *lacunarity = parser_material_parse_value_input(node->inputs->buffer[4], false);
char *distortion = parser_material_parse_value_input(node->inputs->buffer[5], false);
return string("tex_noise(%s, %s, %s, %s, %s, %s)", co, scale, detail, roughness, lacunarity, distortion);
}
char *noise_texture_node_vector(ui_node_t *node, ui_node_socket_t *socket) {
return noise_texture_node_result(node);
}
char *noise_texture_node_value(ui_node_t *node, ui_node_socket_t *socket) {
return string("%s.x", noise_texture_node_result(node));
}
void noise_texture_node_init() {
char *noise_dimensions_data = string("%s", _tr("3D"));
char *noise_feature_data = string("%s", _tr("fBM"));
ui_node_t *noise_texture_node_def =
GC_ALLOC_INIT(ui_node_t, {.id = 0,
.name = _tr("Noise Texture"),
.type = "TEX_NOISE",
.x = 0,
.y = 0,
.color = 0xff4982a0,
.inputs = any_array_create_from_raw(
(void *[]){
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Vector"),
.type = "VECTOR",
.color = 0xff6363c7,
.default_value = f32_array_create_xyz(0.0, 0.0, 0.0),
.min = 0.0,
.max = 1.0,
.precision = 100,
.display = 0}),
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Scale"),
.type = "VALUE",
.color = 0xffa1a1a1,
.default_value = f32_array_create_x(5.0),
.min = 0.0,
.max = 10.0,
.precision = 100,
.display = 0}),
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Detail"),
.type = "VALUE",
.color = 0xffa1a1a1,
.default_value = f32_array_create_x(2.0),
.min = 0.0,
.max = 8.0,
.precision = 100,
.display = 0}),
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Roughness"),
.type = "VALUE",
.color = 0xffa1a1a1,
.default_value = f32_array_create_x(0.5),
.min = 0.0,
.max = 1.0,
.precision = 100,
.display = 0}),
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Lacunarity"),
.type = "VALUE",
.color = 0xffa1a1a1,
.default_value = f32_array_create_x(2.0),
.min = 0.0,
.max = 10.0,
.precision = 100,
.display = 0}),
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Distortion"),
.type = "VALUE",
.color = 0xffa1a1a1,
.default_value = f32_array_create_x(0.0),
.min = -10.0,
.max = 10.0,
.precision = 100,
.display = 0}),
},
6),
.outputs = any_array_create_from_raw(
(void *[]){
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Factor"),
.type = "VALUE",
.color = 0xffa1a1a1,
.default_value = f32_array_create_x(0.5),
.min = 0.0,
.max = 1.0,
.precision = 100,
.display = 0}),
GC_ALLOC_INIT(ui_node_socket_t, {.id = 0,
.node_id = 0,
.name = _tr("Color"),
.type = "RGBA",
.color = 0xffc7c729,
.default_value = f32_array_create_xyzw(0.5, 0.5, 0.5, 1.0),
.min = 0.0,
.max = 1.0,
.precision = 100,
.display = 0}),
},
2),
.buttons = any_array_create_from_raw(
(void *[]){
GC_ALLOC_INIT(ui_node_button_t, {.name = _tr("Dimensions"),
.type = "ENUM",
.output = -1,
.default_value = f32_array_create_x(0),
.data = u8_array_create_from_string(noise_dimensions_data),
.min = 0.0,
.max = 3.0,
.precision = 100,
.height = 0}),
GC_ALLOC_INIT(ui_node_button_t, {.name = _tr("Type"),
.type = "ENUM",
.output = -1,
.default_value = f32_array_create_x(0),
.data = u8_array_create_from_string(noise_feature_data),
.min = 0.0,
.max = 1.0,
.precision = 100,
.height = 0}),
GC_ALLOC_INIT(ui_node_button_t, {.name = _tr("Normalize"),
.type = "BOOL",
.output = -1,
.default_value = f32_array_create_x(0),
.data = NULL,
.min = 0.0,
.max = 1.0,
.precision = 100,
.height = 0}),
},
3),
.width = 0,
.flags = 0});
any_array_push(nodes_material_texture, noise_texture_node_def);
any_map_set(parser_material_node_vectors, "TEX_NOISE", noise_texture_node_vector);
any_map_set(parser_material_node_values, "TEX_NOISE", noise_texture_node_value);
}