Files
armorpaint/armorsculpt/sources/make_mesh.ts
T
luboslenco e5999905b4 kong test
2025-04-05 22:22:43 +02:00

330 lines
16 KiB
TypeScript

let make_mesh_layer_pass_count: i32 = 1;
function make_mesh_run(data: material_t, layer_pass: i32 = 0): node_shader_context_t {
let context_id: string = layer_pass == 0 ? "mesh" : "mesh" + layer_pass;
let depth_write: bool = layer_pass == 0 ? true : false;
let compare_mode: string = layer_pass == 0 ? "less" : "equal";
let cull_mode: string = (context_raw.cull_backfaces || layer_pass > 0) ? "clockwise" : "none";
let props: shader_context_t = {
name: context_id,
depth_write: depth_write,
compare_mode: compare_mode,
cull_mode: cull_mode,
vertex_elements: [
{
name: "pos",
data: "short4norm"
}
],
color_attachments: [
"RGBA64",
"RGBA64",
"RGBA64"
],
depth_attachment: "DEPTH32"
};
let con_mesh: node_shader_context_t = node_shader_context_create(data, props);
let kong: node_shader_t = node_shader_context_make_kong(con_mesh);
node_shader_add_out(kong, "tex_coord: float2");
kong.frag_wvpposition = true;
node_shader_add_constant(kong, "VP: float4x4", "_view_proj_matrix");
kong.vert_wposition = true;
let texture_count: i32 = 0;
node_shader_add_constant(kong, "WVP: float4x4", "_world_view_proj_matrix");
let lid: i32 = project_layers[0].id;
node_shader_add_texture(kong, "texpaint_vert", "_texpaint_vert" + lid);
node_shader_write_vert(kong, "var meshpos: float3 = sample_lod(texpaint_vert, texpaint_vert_sampler, int2(gl_VertexID % textureSize(texpaint_vert, 0).x, gl_VertexID / textureSize(texpaint_vert, 0).y), 0).xyz;");
// + input.pos.xyz * 0.000001
node_shader_write_vert(kong, "output.pos = constants.WVP * float4(meshpos.xyz, 1.0);");
node_shader_write_vert(kong, "output.tex_coord = float2(0.0, 0.0);");
kong.frag_out = "float4[3]";
node_shader_add_constant(kong, "N: float3x3", "_normal_matrix");
node_shader_add_out(kong, "wnormal: float3");
node_shader_write_attrib_vert(kong, "var base_vertex0: int = gl_VertexID - (gl_VertexID % 3);");
node_shader_write_attrib_vert(kong, "var base_vertex1: int = base_vertex0 + 1;");
node_shader_write_attrib_vert(kong, "var base_vertex2: int = base_vertex0 + 2;");
node_shader_write_attrib_vert(kong, "var meshpos0: float3 = sample_lod(texpaint_vert, texpaint_vert_sampler, int2(base_vertex0 % textureSize(texpaint_vert, 0).x, base_vertex0 / textureSize(texpaint_vert, 0).y), 0).xyz;");
node_shader_write_attrib_vert(kong, "var meshpos1: float3 = sample_lod(texpaint_vert, texpaint_vert_sampler, int2(base_vertex1 % textureSize(texpaint_vert, 0).x, base_vertex1 / textureSize(texpaint_vert, 0).y), 0).xyz;");
node_shader_write_attrib_vert(kong, "var meshpos2: float3 = sample_lod(texpaint_vert, texpaint_vert_sampler, int2(base_vertex2 % textureSize(texpaint_vert, 0).x, base_vertex2 / textureSize(texpaint_vert, 0).y), 0).xyz;");
node_shader_write_attrib_vert(kong, "var meshnor: float3 = normalize(cross(meshpos2 - meshpos1, meshpos0 - meshpos1));");
node_shader_write_attrib_vert(kong, "output.wnormal = constants.N * meshnor;");
node_shader_write_attrib_frag(kong, "var n: float3 = normalize(input.wnormal);");
node_shader_add_function(kong, str_pack_float_int16);
node_shader_add_function(kong, str_octahedron_wrap);
node_shader_add_function(kong, str_cotangent_frame);
if (layer_pass > 0) {
node_shader_add_texture(kong, "gbuffer0");
node_shader_add_texture(kong, "gbuffer1");
node_shader_add_texture(kong, "gbuffer2");
node_shader_write_frag(kong, "var fragcoord: float2 = (input.wvpposition.xy / input.wvpposition.w) * 0.5 + 0.5;");
node_shader_write_frag(kong, "fragcoord.y = 1.0 - fragcoord.y;");
node_shader_write_frag(kong, "var gbuffer0_sample: float4 = sample_lod(gbuffer0, gbuffer0_sampler, fragcoord, 0.0);");
node_shader_write_frag(kong, "var gbuffer1_sample: float4 = sample_lod(gbuffer1, gbuffer1_sampler, fragcoord, 0.0);");
node_shader_write_frag(kong, "var gbuffer2_sample: float4 = sample_lod(gbuffer2, gbuffer2_sampler, fragcoord, 0.0);");
node_shader_write_frag(kong, "var basecol: float3 = gbuffer0_sample.rgb;");
node_shader_write_frag(kong, "var roughness: float = gbuffer2_sample.g;");
node_shader_write_frag(kong, "var metallic: float = gbuffer2_sample.b;");
node_shader_write_frag(kong, "var occlusion: float = gbuffer2_sample.r;");
node_shader_write_frag(kong, "var opacity: float = 1.0;//gbuffer0_sample.a;");
node_shader_write_frag(kong, "var matid: float = gbuffer1_sample.a;");
node_shader_write_frag(kong, "var ntex: float3 = gbuffer1_sample.rgb;");
node_shader_write_frag(kong, "var height: float = gbuffer2_sample.a;");
}
else {
node_shader_write_frag(kong, "var basecol: float3 = float3(0.0, 0.0, 0.0);");
node_shader_write_frag(kong, "var roughness: float = 0.3;");
node_shader_write_frag(kong, "var metallic: float = 0.0;");
node_shader_write_frag(kong, "var occlusion: float = 1.0;");
node_shader_write_frag(kong, "var opacity: float = 1.0;");
node_shader_write_frag(kong, "var matid: float = 0.0;");
node_shader_write_frag(kong, "var ntex: float3 = float3(0.5, 0.5, 1.0);");
node_shader_write_frag(kong, "var height: float = 0.0;");
}
node_shader_write_frag(kong, "var texpaint_sample: float4 = float4(0.0, 0.0, 0.0, 1.0);");
node_shader_write_frag(kong, "var texpaint_nor_sample: float4;");
node_shader_write_frag(kong, "var texpaint_pack_sample: float4;");
node_shader_write_frag(kong, "var texpaint_opac: float;");
if (make_material_height_used) {
node_shader_write_frag(kong, "var height0: float = 0.0;");
node_shader_write_frag(kong, "var height1: float = 0.0;");
node_shader_write_frag(kong, "var height2: float = 0.0;");
node_shader_write_frag(kong, "var height3: float = 0.0;");
}
if (context_raw.draw_wireframe) {
texture_count++;
node_shader_add_texture(kong, "texuvmap", "_texuvmap");
}
if (context_raw.viewport_mode == viewport_mode_t.LIT && context_raw.render_mode == render_mode_t.FORWARD) {
texture_count += 4;
node_shader_add_texture(kong, "senvmap_brdf", "$brdf.k");
node_shader_add_texture(kong, "senvmap_radiance", "_envmap_radiance");
}
// Get layers for this pass
make_mesh_layer_pass_count = 1;
let layers: slot_layer_t[] = [];
let start_count: i32 = texture_count;
for (let i: i32 = 0; i < project_layers.length; ++i) {
let l: slot_layer_t = project_layers[i];
if (!slot_layer_is_layer(l) || !slot_layer_is_visible(l)) {
continue;
}
let count: i32 = 3;
let masks: slot_layer_t[] = slot_layer_get_masks(l);
if (masks != null) {
count += masks.length;
}
texture_count += count;
if (texture_count >= make_mesh_get_max_textures()) {
texture_count = start_count + count + 3; // gbuffer0_copy, gbuffer1_copy, gbuffer2_copy
make_mesh_layer_pass_count++;
}
if (layer_pass == make_mesh_layer_pass_count - 1) {
array_push(layers, l);
}
}
let last_pass: bool = layer_pass == make_mesh_layer_pass_count - 1;
for (let i: i32 = 0; i < layers.length; ++i) {
let l: slot_layer_t = layers[i];
if (slot_layer_get_object_mask(l) > 0) {
node_shader_add_constant(kong, "uid: int", "_uid");
if (slot_layer_get_object_mask(l) > project_paint_objects.length) { // Atlas
let visibles: mesh_object_t[] = project_get_atlas_objects(slot_layer_get_object_mask(l));
node_shader_write_frag(kong, "if (");
for (let i: i32 = 0; i < visibles.length; ++i) {
if (i > 0) {
node_shader_write_frag(kong, " || ");
}
let uid: i32 = visibles[i].base.uid;
node_shader_write_frag(kong, uid + " == constants.uid");
}
node_shader_write_frag(kong, ") {");
}
else { // Object mask
let uid: i32 = project_paint_objects[slot_layer_get_object_mask(l) - 1].base.uid;
node_shader_write_frag(kong, "if (" + uid + " == constants.uid) {");
}
}
node_shader_add_shared_sampler(kong, "texpaint" + l.id);
node_shader_write_frag(kong, "texpaint_sample = float4(0.8, 0.8, 0.8, 1.0);");
node_shader_write_frag(kong, "texpaint_opac = texpaint_sample.a;");
let masks: slot_layer_t[] = slot_layer_get_masks(l);
if (masks != null) {
let has_visible: bool = false;
for (let i: i32 = 0; i < masks.length; ++i) {
let m: slot_layer_t = masks[i];
if (slot_layer_is_visible(m)) {
has_visible = true;
break;
}
}
if (has_visible) {
let texpaint_mask: string = "texpaint_mask" + l.id;
node_shader_write_frag(kong, "var " + texpaint_mask + ": float = 0.0;");
for (let i: i32 = 0; i < masks.length; ++i) {
let m: slot_layer_t = masks[i];
if (!slot_layer_is_visible(m)) continue;
node_shader_add_shared_sampler(kong, "texpaint" + m.id);
node_shader_write_frag(kong, "{"); // Group mask is sampled across multiple layers
node_shader_write_frag(kong, "var texpaint_mask_sample" + m.id + ": float = sample_lod(texpaint" + m.id + ", shared_sampler, input.tex_coord, 0.0).r;");
node_shader_write_frag(kong, "}");
}
node_shader_write_frag(kong, "texpaint_opac *= clamp(" + texpaint_mask + ", 0.0, 1.0);");
}
}
if (slot_layer_get_opacity(l) < 1) {
let opac: f32 = slot_layer_get_opacity(l);
node_shader_write_frag(kong, "texpaint_opac *= " + opac + ";");
}
if (l == project_layers[0]) {
node_shader_write_frag(kong, "basecol = float3(0.8, 0.8, 0.8);// texpaint_sample.rgb * texpaint_opac;");
}
if (slot_layer_get_object_mask(l) > 0) {
node_shader_write_frag(kong, "}");
}
if (last_pass && context_raw.draw_texels) {
node_shader_add_constant(kong, "texpaint_size: float2", "_texpaint_size");
node_shader_write_frag(kong, "var texel0: float2 = input.tex_coord * constants.texpaint_size * 0.01;");
node_shader_write_frag(kong, "var texel1: float2 = input.tex_coord * constants.texpaint_size * 0.1;");
node_shader_write_frag(kong, "var texel2: float2 = input.tex_coord * constants.texpaint_size;");
node_shader_write_frag(kong, "basecol *= max(float((int(texel0.x) % 2.0) == (int(texel0.y) % 2.0)), 0.9);");
node_shader_write_frag(kong, "basecol *= max(float((int(texel1.x) % 2.0) == (int(texel1.y) % 2.0)), 0.9);");
node_shader_write_frag(kong, "basecol *= max(float((int(texel2.x) % 2.0) == (int(texel2.y) % 2.0)), 0.9);");
}
if (last_pass && context_raw.draw_wireframe) {
node_shader_write_frag(kong, "basecol *= 1.0 - sample_lod(texuvmap, texuvmap_sampler, input.tex_coord, 0.0).r;");
}
if (make_material_height_used) {
node_shader_write_frag(kong, "if (height > 0.0) {");
node_shader_write_frag(kong, "var height_dx: float = height0 - height1;");
node_shader_write_frag(kong, "var height_dy: float = height2 - height3;");
// Whiteout blend
node_shader_write_frag(kong, "var n1: float3 = ntex * float3(2.0, 2.0, 2.0) - float3(1.0, 1.0, 1.0);");
node_shader_write_frag(kong, "var n2: float3 = normalize(float3(height_dx * 16.0, height_dy * 16.0, 1.0));");
node_shader_write_frag(kong, "ntex = normalize(float3(n1.xy + n2.xy, n1.z * n2.z)) * float3(0.5, 0.5, 0.5) + float3(0.5, 0.5, 0.5);");
node_shader_write_frag(kong, "}");
}
if (!last_pass) {
node_shader_write_frag(kong, "output[0].rgba = float4(basecol, opacity);");
node_shader_write_frag(kong, "output[1].rgba = float4(ntex, matid);");
node_shader_write_frag(kong, "output[2].rgba = float4(occlusion, roughness, metallic, height);");
parser_material_finalize(con_mesh);
con_mesh.data.shader_from_source = true;
gpu_create_shaders_from_kong(node_shader_get(kong), ADDRESS(con_mesh.data.vertex_shader), ADDRESS(con_mesh.data.fragment_shader));
return con_mesh;
}
kong.frag_vvec = true;
node_shader_write_frag(kong, "var TBN: float3x3 = cotangent_frame(n, vvec, input.tex_coord);");
node_shader_write_frag(kong, "n = ntex * 2.0 - 1.0;");
node_shader_write_frag(kong, "n.y = -n.y;");
node_shader_write_frag(kong, "n = normalize(TBN * n);");
if (context_raw.viewport_mode == viewport_mode_t.LIT) {
node_shader_write_frag(kong, "basecol = pow3(basecol, float3(2.2, 2.2, 2.2));");
if (context_raw.viewport_shader != null) {
node_shader_write_frag(kong, "var output_color: float3;");
js_call_ptr(context_raw.viewport_shader, kong);
node_shader_write_frag(kong, "output[1].rgba = float4(output_color, 1.0);");
}
else if (context_raw.render_mode == render_mode_t.FORWARD) {
kong.frag_wposition = true;
node_shader_write_frag(kong, "var albedo: float3 = lerp3(basecol, float3(0.0, 0.0, 0.0), metallic);");
node_shader_write_frag(kong, "var f0: float3 = lerp3(float3(0.04, 0.04, 0.04), basecol, metallic);");
kong.frag_vvec = true;
node_shader_write_frag(kong, "var dotnv: float = max(0.0, dot(n, vvec));");
node_shader_write_frag(kong, "var env_brdf: float2 = senvmap_brdf[int2(float2(roughness, 1.0 - dotnv) * 256.0)].xy;");
node_shader_add_constant(kong, "envmap_num_mipmaps: int", "_envmap_num_mipmaps");
node_shader_add_constant(kong, "envmap_data: float4", "_envmap_data"); // angle, sin(angle), cos(angle), strength
node_shader_write_frag(kong, "var wreflect: float3 = reflect(-vvec, n);");
node_shader_write_frag(kong, "var envlod: float = roughness * float(constants.envmap_num_mipmaps);");
node_shader_add_function(kong, str_envmap_equirect);
node_shader_write_frag(kong, "var prefiltered_color: float3 = sample_lod(senvmap_radiance, senvmap_radiance_sampler, envmap_equirect(wreflect, constants.envmap_data.x), envlod).rgb;");
// node_shader_add_constant(kong, "shirr: float4[7]", "_envmap_irradiance");
node_shader_add_constant(kong, "shirr0: float4", "_envmap_irradiance0");
node_shader_add_constant(kong, "shirr1: float4", "_envmap_irradiance1");
node_shader_add_constant(kong, "shirr2: float4", "_envmap_irradiance2");
node_shader_add_constant(kong, "shirr3: float4", "_envmap_irradiance3");
node_shader_add_constant(kong, "shirr4: float4", "_envmap_irradiance4");
node_shader_add_constant(kong, "shirr5: float4", "_envmap_irradiance5");
node_shader_add_constant(kong, "shirr6: float4", "_envmap_irradiance6");
node_shader_add_function(kong, str_sh_irradiance);
node_shader_write_frag(kong, "var indirect: float3 = albedo * (sh_irradiance(float3(n.x * constants.envmap_data.z - n.y * constants.envmap_data.y, n.x * constants.envmap_data.y + n.y * constants.envmap_data.z, n.z)) / 3.14159265);");
node_shader_write_frag(kong, "indirect += prefiltered_color * (f0 * env_brdf.x + env_brdf.y) * 1.5;");
node_shader_write_frag(kong, "indirect *= constants.envmap_data.w * occlusion;");
node_shader_write_frag(kong, "output[1].rgba = float4(indirect, 1.0);");
}
else { // Deferred, Pathtraced
if (make_material_emis_used) {
node_shader_write_frag(kong, "if (int(matid * 255.0) % 3 == 1) { basecol *= 10.0; }"); // Boost for bloom
}
node_shader_write_frag(kong, "output[1].rgba = float4(basecol, occlusion);");
}
}
else if (context_raw.viewport_mode == viewport_mode_t.OBJECT_NORMAL) {
kong.frag_nattr = true;
node_shader_write_frag(kong, "output[1].rgba = float4(nAttr, 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.OBJECT_ID) {
node_shader_add_constant(kong, "object_id: float", "_object_id");
node_shader_write_frag(kong, "var obid: float = constants.object_id + 1.0 / 255.0;");
node_shader_write_frag(kong, "var id_r: float = frac(sin(dot(float2(obid, obid * 20.0), float2(12.9898, 78.233))) * 43758.5453);");
node_shader_write_frag(kong, "var id_g: float = frac(sin(dot(float2(obid * 20.0, obid), float2(12.9898, 78.233))) * 43758.5453);");
node_shader_write_frag(kong, "var id_b: float = frac(sin(dot(float2(obid, obid * 40.0), float2(12.9898, 78.233))) * 43758.5453);");
node_shader_write_frag(kong, "output[1].rgba = float4(id_r, id_g, id_b, 1.0);");
}
else {
node_shader_write_frag(kong, "output[1].rgba = float4(1.0, 0.0, 1.0, 1.0);"); // Pink
}
if (context_raw.viewport_mode != viewport_mode_t.LIT && context_raw.viewport_mode != viewport_mode_t.PATH_TRACE) {
node_shader_write_frag(kong, "output[1].rgb = pow3(output[1].rgb, float3(2.2, 2.2, 2.2));");
}
node_shader_write_frag(kong, "n /= (abs(n.x) + abs(n.y) + abs(n.z));");
// node_shader_write_frag(kong, "n.xy = n.z >= 0.0 ? n.xy : octahedron_wrap(n.xy);");
node_shader_write_frag(kong, "if (n.z < 0.0) { n.xy = octahedron_wrap(n.xy); }");
node_shader_write_frag(kong, "output[0].rgba = float4(n.xy, roughness, pack_f32_i16(metallic, uint(int(matid * 255.0) % 3)));");
}
node_shader_write_frag(kong, "output[2].rgba = float4(0.0, 0.0, input.tex_coord.xy);");
parser_material_finalize(con_mesh);
con_mesh.data.shader_from_source = true;
gpu_create_shaders_from_kong(node_shader_get(kong), ADDRESS(con_mesh.data.vertex_shader), ADDRESS(con_mesh.data.fragment_shader));
return con_mesh;
}
function make_mesh_get_max_textures(): i32 {
return 16 - 3; // G4onG5/G4.c.h MAX_TEXTURES
}