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armorpaint/paint/sources/make_mesh.ts
T
luboslenco 3a4aff203f Merge forge
2025-08-07 19:43:11 +02:00

535 lines
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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 props: shader_context_t = {
name: context_id,
depth_write: layer_pass == 0 ? true : false,
compare_mode: layer_pass == 0 ? "less" : "equal",
cull_mode: (context_raw.cull_backfaces || layer_pass > 0) ? "clockwise" : "none",
vertex_elements: [
{
name: "pos",
data: "short4norm"
},
{
name: "nor",
data: "short2norm"
},
{
name: "tex",
data: "short2norm"
}
],
color_attachments: [
"RGBA64",
"RGBA64",
"RGBA64"
],
depth_attachment: "D32"
};
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.frag_wposition = true;
let texture_count: i32 = 0;
let displace_strength: f32 = make_material_get_displace_strength();
if (make_material_height_used && displace_strength > 0.0) {
kong.vert_n = true;
node_shader_write_vert(kong, "var height: float = 0.0;");
let num_layers: i32 = 0;
for (let i: i32 = 0; i < project_layers.length; ++i) {
let l: slot_layer_t = project_layers[i];
if (!slot_layer_is_visible(l) || !l.paint_height || !slot_layer_is_layer(l)) {
continue;
}
if (num_layers > 16) {
break;
}
num_layers++;
texture_count++;
node_shader_add_texture(kong, "texpaint_pack_vert" + l.id, "_texpaint_pack_vert" + l.id);
node_shader_write_vert(kong, "height += sample_lod(texpaint_pack_vert" + l.id + ", sampler_linear, input.tex, 0.0).a;");
let masks: slot_layer_t[] = slot_layer_get_masks(l);
if (masks != null) {
for (let i: i32 = 0; i < masks.length; ++i) {
let m: slot_layer_t = masks[i];
if (!slot_layer_is_visible(m)) {
continue;
}
texture_count++;
node_shader_add_texture(kong, "texpaint_vert" + m.id, "_texpaint_vert" + m.id);
node_shader_write_vert(kong, "height *= sample_lod(texpaint_vert" + m.id + ", sampler_linear, input.tex, 0.0).r;");
}
}
}
node_shader_write_vert(kong, "output.wposition += wnormal * float3(height, height, height) * float3(" + displace_strength + ", " + displace_strength + ", " + displace_strength + ");");
}
node_shader_write_vert(kong, "output.pos = constants.VP * float4(output.wposition.xyz, 1.0);");
node_shader_write_vert(kong, "output.tex_coord = input.tex;");
node_shader_write_attrib_frag(kong, "var tex_coord: float2 = input.tex_coord;");
kong.frag_out = "float4[3]";
kong.frag_n = true;
node_shader_add_function(kong, str_pack_float_int16);
if (context_raw.tool == tool_type_t.COLORID) {
texture_count++;
node_shader_add_texture(kong, "texcolorid", "_texcolorid");
node_shader_write_frag(kong, "output[0] = float4(n.xy, 1.0, pack_f32_i16(0.0, uint(0)));");
node_shader_write_frag(kong, "var idcol: float3 = pow3(sample_lod(texcolorid, sampler_linear, tex_coord, 0.0).rgb, float3(2.2, 2.2, 2.2));");
node_shader_write_frag(kong, "output[1] = float4(idcol.rgb, 1.0);"); // occ
}
else {
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 = float2(input.wvpposition.x / input.wvpposition.w, input.wvpposition.y / 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, sampler_linear, fragcoord, 0.0);");
node_shader_write_frag(kong, "var gbuffer1_sample: float4 = sample_lod(gbuffer1, sampler_linear, fragcoord, 0.0);");
node_shader_write_frag(kong, "var gbuffer2_sample: float4 = sample_lod(gbuffer2, sampler_linear, 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 = 0.0;");
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.MASK && slot_layer_get_masks(context_raw.layer) != null) {
for (let i: i32 = 0; i < slot_layer_get_masks(context_raw.layer).length; ++i) {
let m: slot_layer_t = slot_layer_get_masks(context_raw.layer)[i];
if (!slot_layer_is_visible(m)) {
continue;
}
texture_count++;
let index: i32 = array_index_of(project_layers, m);
node_shader_add_texture(kong, "texpaint_view_mask" + m.id, "_texpaint" + index);
}
}
if (context_raw.viewport_mode == viewport_mode_t.LIT && context_raw.render_mode == render_mode_t.FORWARD) {
texture_count += 7;
node_shader_add_texture(kong, "senvmap_brdf", "$brdf.k");
node_shader_add_texture(kong, "senvmap_radiance", "_envmap_radiance");
node_shader_add_texture(kong, "senvmap_radiance0", "_envmap_radiance0");
node_shader_add_texture(kong, "senvmap_radiance1", "_envmap_radiance1");
node_shader_add_texture(kong, "senvmap_radiance2", "_envmap_radiance2");
node_shader_add_texture(kong, "senvmap_radiance3", "_envmap_radiance3");
node_shader_add_texture(kong, "senvmap_radiance4", "_envmap_radiance4");
}
// Get layers for this pass
make_mesh_layer_pass_count = 1;
let layers: slot_layer_t[] = [];
let start_count: i32 = texture_count;
let is_material_tool: bool = context_raw.tool == tool_type_t.MATERIAL;
for (let i: i32 = 0; i < project_layers.length; ++i) {
let l: slot_layer_t = project_layers[i];
if (is_material_tool && l != context_raw.layer) {
continue;
}
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 >= GPU_MAX_TEXTURES - 3) {
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_texture(kong, "texpaint" + l.id);
node_shader_write_frag(kong, "texpaint_sample = sample_lod(texpaint" + l.id + ", sampler_linear, tex_coord, 0.0);");
node_shader_write_frag(kong, "texpaint_opac = texpaint_sample.a;");
// ///if (arm_direct3d12 || arm_vulkan)
// if (raw.viewport_mode == viewport_mode_t.LIT) {
// write_frag(kong, "if (texpaint_opac < 0.1) { discard; }");
// }
// ///end
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_texture(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 + ", sampler_linear, tex_coord, 0.0).r;");
let opac: f32 = slot_layer_get_opacity(m);
let mask: string = make_material_blend_mode_mask(m.blending, texpaint_mask, "texpaint_mask_sample" + m.id, "float(" + opac + ")");
node_shader_write_frag(kong, texpaint_mask + " = " + mask + ";");
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.paint_base) {
if (l == project_layers[0]) {
node_shader_write_frag(kong, "basecol = texpaint_sample.rgb * texpaint_opac;");
}
else {
node_shader_write_frag(kong, "basecol = " + make_material_blend_mode(kong, l.blending, "basecol", "texpaint_sample.rgb", "texpaint_opac") + ";");
}
}
if (l.paint_nor || make_material_emis_used) {
node_shader_add_texture(kong, "texpaint_nor" + l.id);
node_shader_write_frag(kong, "texpaint_nor_sample = sample_lod(texpaint_nor" + l.id + ", sampler_linear, tex_coord, 0.0);");
if (make_material_emis_used) {
node_shader_write_frag(kong, "if (texpaint_opac > 0.0) {");
node_shader_add_constant(kong, "texpaint_size: float2", "_texpaint_size");
node_shader_write_frag(kong, " var texpaint_nor_raw: float4 = texpaint_nor" + l.id + "[uint2(uint(tex_coord.x * constants.texpaint_size.x), uint(tex_coord.y * constants.texpaint_size.y))];");
node_shader_write_frag(kong, " matid = texpaint_nor_raw.a;");
node_shader_write_frag(kong, "}");
}
if (l.paint_nor) {
if (l.paint_nor_blend) {
// Whiteout blend
node_shader_write_frag(kong, "{");
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 = lerp3(float3(0.5, 0.5, 1.0), texpaint_nor_sample.rgb, texpaint_opac) * float3(2.0, 2.0, 2.0) - float3(1.0, 1.0, 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, "}");
}
else {
node_shader_write_frag(kong, "ntex = lerp3(ntex, texpaint_nor_sample.rgb, texpaint_opac);");
}
}
}
if (l.paint_occ || l.paint_rough || l.paint_met || (l.paint_height && make_material_height_used)) {
node_shader_add_texture(kong, "texpaint_pack" + l.id);
node_shader_write_frag(kong, "texpaint_pack_sample = sample_lod(texpaint_pack" + l.id + ", sampler_linear, tex_coord, 0.0);");
if (l.paint_occ) {
node_shader_write_frag(kong, "occlusion = lerp(occlusion, texpaint_pack_sample.r, texpaint_opac);");
}
if (l.paint_rough) {
node_shader_write_frag(kong, "roughness = lerp(roughness, texpaint_pack_sample.g, texpaint_opac);");
}
if (l.paint_met) {
node_shader_write_frag(kong, "metallic = lerp(metallic, texpaint_pack_sample.b, texpaint_opac);");
}
if (l.paint_height && make_material_height_used) {
let assign: string = l.paint_height_blend ? "+=" : "=";
node_shader_write_frag(kong, "height " + assign + " texpaint_pack_sample.a * texpaint_opac;");
node_shader_write_frag(kong, "{");
node_shader_add_constant(kong, "texpaint_size: float2", "_texpaint_size");
node_shader_write_frag(kong, "var tex_step: float = 1.0 / constants.texpaint_size.x;");
node_shader_write_frag(kong, "height0 " + assign + " sample_lod(texpaint_pack" + l.id + ", sampler_linear, float2(tex_coord.x - tex_step, tex_coord.y), 0.0).a * texpaint_opac;");
node_shader_write_frag(kong, "height1 " + assign + " sample_lod(texpaint_pack" + l.id + ", sampler_linear, float2(tex_coord.x + tex_step, tex_coord.y), 0.0).a * texpaint_opac;");
node_shader_write_frag(kong, "height2 " + assign + " sample_lod(texpaint_pack" + l.id + ", sampler_linear, float2(tex_coord.x, tex_coord.y - tex_step), 0.0).a * texpaint_opac;");
node_shader_write_frag(kong, "height3 " + assign + " sample_lod(texpaint_pack" + l.id + ", sampler_linear, float2(tex_coord.x, tex_coord.y + tex_step), 0.0).a * texpaint_opac;");
node_shader_write_frag(kong, "}");
}
}
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 = tex_coord * constants.texpaint_size * 0.01;");
node_shader_write_frag(kong, "var texel1: float2 = tex_coord * constants.texpaint_size * 0.1;");
node_shader_write_frag(kong, "var texel2: float2 = tex_coord * constants.texpaint_size;");
// node_shader_write_frag(kong, "basecol = basecol * max(float((int(texel0.x) % 2.0) == (int(texel0.y) % 2.0)), 0.9);");
// node_shader_write_frag(kong, "basecol = basecol * max(float((int(texel1.x) % 2.0) == (int(texel1.y) % 2.0)), 0.9);");
// node_shader_write_frag(kong, "basecol = basecol * max(float((int(texel2.x) % 2.0) == (int(texel2.y) % 2.0)), 0.9);");
node_shader_write_frag(kong, "var texel0xmod: float = float(int(texel0.x)) % 2.0;");
node_shader_write_frag(kong, "var texel0ymod: float = float(int(texel0.y)) % 2.0;");
node_shader_write_frag(kong, "var texel1xmod: float = float(int(texel1.x)) % 2.0;");
node_shader_write_frag(kong, "var texel1ymod: float = float(int(texel1.y)) % 2.0;");
node_shader_write_frag(kong, "var texel2xmod: float = float(int(texel2.x)) % 2.0;");
node_shader_write_frag(kong, "var texel2ymod: float = float(int(texel2.y)) % 2.0;");
node_shader_write_frag(kong, "if (texel0xmod == texel0ymod) { basecol = basecol * 0.9; }");
node_shader_write_frag(kong, "if (texel1xmod == texel1ymod) { basecol = basecol * 0.9; }");
node_shader_write_frag(kong, "if (texel2xmod == texel2ymod) { basecol = basecol * 0.9; }");
}
if (last_pass && context_raw.draw_wireframe) {
node_shader_write_frag(kong, "var wireframe: float = sample_lod(texuvmap, sampler_linear, tex_coord, 0.0).a;");
node_shader_write_frag(kong, "basecol = basecol * (1.0 - wireframe * 0.25);");
node_shader_write_frag(kong, "roughness = max(roughness, wireframe);");
}
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] = float4(basecol, opacity);");
node_shader_write_frag(kong, "output[1] = float4(ntex, matid);");
node_shader_write_frag(kong, "output[2] = 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), ADDRESS(con_mesh.data._.vertex_shader_size), ADDRESS(con_mesh.data._.fragment_shader_size));
return con_mesh;
}
kong.frag_vvec = true;
node_shader_write_frag(kong, "var TBN: float3x3 = cotangent_frame(n, vvec, tex_coord);");
node_shader_write_frag(kong, "n = ntex * float3(2.0, 2.0, 2.0) - float3(1.0, 1.0, 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 || context_raw.viewport_mode == viewport_mode_t.PATH_TRACE) {
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] = float4(output_color, 1.0);");
}
else if (context_raw.render_mode == render_mode_t.FORWARD && context_raw.viewport_mode != viewport_mode_t.PATH_TRACE) {
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[uint2(float2(roughness, 1.0 - dotnv) * 256.0)].xy;");
node_shader_write_frag(kong, "var brdf_coord: float2 = float2(roughness, 1.0 - dotnv) * 256.0;");
node_shader_write_frag(kong, "var env_brdf: float4 = senvmap_brdf[uint2(uint(brdf_coord.x), uint(brdf_coord.y))];");
// 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_add_function(kong, str_envmap_equirect);
// node_shader_write_frag(kong, "var envlod: float = roughness * float(constants.envmap_num_mipmaps);");
// node_shader_write_frag(kong, "var prefiltered_color: float3 = sample_lod(senvmap_radiance, sampler_linear, envmap_equirect(wreflect, constants.envmap_data.x), envlod).rgb;");
node_shader_add_function(kong, str_envmap_sample);
node_shader_write_frag(kong, "var envlod: float = roughness * 5.0;");
node_shader_write_frag(kong, "var lod0: float = floor(envlod);");
node_shader_write_frag(kong, "var lod1: float = ceil(envlod);");
node_shader_write_frag(kong, "var lodf: float = envlod - lod0;");
node_shader_write_frag(kong, "var envmap_coord: float2 = envmap_equirect(wreflect, constants.envmap_data.x);");
node_shader_write_frag(kong, "var lodc0: float3 = envmap_sample(lod0, envmap_coord);");
node_shader_write_frag(kong, "var lodc1: float3 = envmap_sample(lod1, envmap_coord);");
node_shader_write_frag(kong, "var prefiltered_color: float3 = lerp3(lodc0, lodc1, lodf);");
// 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 = indirect + (prefiltered_color * (f0 * env_brdf.x + env_brdf.y) * 1.5);");
node_shader_write_frag(kong, "indirect = indirect * constants.envmap_data.w * occlusion;");
node_shader_write_frag(kong, "output[1] = float4(indirect, 1.0);");
}
else { // Deferred, Pathtraced
if (make_material_emis_used) {
node_shader_write_frag(kong, "if (float(int(matid * 255.0)) % float(3) == 1.0) { basecol = basecol * 10.0; }"); // Boost for bloom
}
node_shader_write_frag(kong, "output[1] = float4(basecol, occlusion);");
}
}
else if (context_raw.viewport_mode == viewport_mode_t.BASE_COLOR && context_raw.layer.paint_base) {
node_shader_write_frag(kong, "output[1] = float4(basecol, 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.NORMAL_MAP && context_raw.layer.paint_nor) {
node_shader_write_frag(kong, "output[1] = float4(ntex.rgb, 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.OCCLUSION && context_raw.layer.paint_occ) {
node_shader_write_frag(kong, "output[1] = float4(float3(occlusion, occlusion, occlusion), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.ROUGHNESS && context_raw.layer.paint_rough) {
node_shader_write_frag(kong, "output[1] = float4(float3(roughness, roughness, roughness), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.METALLIC && context_raw.layer.paint_met) {
node_shader_write_frag(kong, "output[1] = float4(float3(metallic, metallic, metallic), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.OPACITY && context_raw.layer.paint_opac) {
node_shader_write_frag(kong, "output[1] = float4(float3(texpaint_sample.a, texpaint_sample.a, texpaint_sample.a), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.HEIGHT && context_raw.layer.paint_height) {
node_shader_write_frag(kong, "output[1] = float4(float3(height, height, height), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.EMISSION) {
node_shader_write_frag(kong, "var matid_mod: float = float(int(matid * 255.0)) % float(3);");
node_shader_write_frag(kong, "var emis: float = 0.0; if (matid_mod == 1.0) { emis = 1.0; }");
node_shader_write_frag(kong, "output[1] = float4(float3(emis, emis, emis), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.SUBSURFACE) {
node_shader_write_frag(kong, "var matid_mod: float = float(int(matid * 255.0)) % float(3);");
node_shader_write_frag(kong, "var subs: float = 0.0; if (matid_mod == 2.0) { subs = 1.0; }");
node_shader_write_frag(kong, "output[1] = float4(float3(subs, subs, subs), 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.TEXCOORD) {
node_shader_write_frag(kong, "output[1] = float4(tex_coord, 0.0, 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.OBJECT_NORMAL) {
kong.frag_nattr = true;
node_shader_write_frag(kong, "output[1] = float4(input.nattr, 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.MATERIAL_ID) {
let id: i32 = context_raw.layer.id;
node_shader_add_texture(kong, "texpaint_nor" + id);
node_shader_add_constant(kong, "texpaint_size: float2", "_texpaint_size");
// node_shader_write_frag(kong, "var sample_matid: float = texpaint_nor" + id + "[uint2(tex_coord * constants.texpaint_size)].a + 1.0 / 255.0;");
node_shader_write_frag(kong, "var sample_matid_coord: float2 = tex_coord * constants.texpaint_size;");
node_shader_write_frag(kong, "var sample_matid4: float4 = texpaint_nor" + id + "[uint2(uint(sample_matid_coord.x), uint(sample_matid_coord.y))];");
node_shader_write_frag(kong, "var sample_matid: float = sample_matid4.a + 1.0 / 255.0;");
node_shader_write_frag(kong, "var matid_r: float = frac(sin(dot(float2(sample_matid, sample_matid * 20.0), float2(12.9898, 78.233))) * 43758.5453);");
node_shader_write_frag(kong, "var matid_g: float = frac(sin(dot(float2(sample_matid * 20.0, sample_matid), float2(12.9898, 78.233))) * 43758.5453);");
node_shader_write_frag(kong, "var matid_b: float = frac(sin(dot(float2(sample_matid, sample_matid * 40.0), float2(12.9898, 78.233))) * 43758.5453);");
node_shader_write_frag(kong, "output[1] = float4(matid_r, matid_g, matid_b, 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] = float4(id_r, id_g, id_b, 1.0);");
}
else if (context_raw.viewport_mode == viewport_mode_t.MASK && (slot_layer_get_masks(context_raw.layer) != null || slot_layer_is_mask(context_raw.layer))) {
if (slot_layer_is_mask(context_raw.layer)) {
let id: i32 = context_raw.layer.id;
node_shader_write_frag(kong, "var mask_view: float = sample_lod(texpaint" + id + ", sampler_linear, tex_coord, 0.0).r;");
}
else {
node_shader_write_frag(kong, "var mask_view: float = 0.0;");
for (let i: i32 = 0; i < slot_layer_get_masks(context_raw.layer).length; ++i) {
let m: slot_layer_t = slot_layer_get_masks(context_raw.layer)[i];
if (!slot_layer_is_visible(m)) {
continue;
}
node_shader_write_frag(kong, "var mask_sample" + m.id + ": float = sample_lod(texpaint_view_mask" + m.id + ", sampler_linear, tex_coord, 0.0).r;");
let opac: f32 = slot_layer_get_opacity(m);
let mask: string = make_material_blend_mode_mask(m.blending, "mask_view", "mask_sample" + m.id, "float(" + opac + ")");
node_shader_write_frag(kong, "mask_view = " + mask + ";");
}
}
node_shader_write_frag(kong, "output[1] = float4(mask_view, mask_view, mask_view, 1.0);");
}
else {
node_shader_write_frag(kong, "output[1] = 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 = 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] = float4(n.xy, roughness, pack_f32_i16(metallic, uint(float(int(matid * 255.0)) % float(3))));");
}
node_shader_write_frag(kong, "output[2] = float4(0.0, 0.0, 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), ADDRESS(con_mesh.data._.vertex_shader_size), ADDRESS(con_mesh.data._.fragment_shader_size));
return con_mesh;
}
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