edgevoid/armorpaint
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 1 Wiki Activity

Show uv unwrap dialog when no uvs found

Browse Source
This commit is contained in:
Lubos Lenco
2021-11-09 18:25:03 +01:00
parent e4cdbdf048
commit 4582b27f51
7 changed files with 323 additions and 216 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Assets/plugins/embed/uv_unwrap.js
+81 -65
View File
@@ -6,83 +6,99 @@ class R {
let r = new R();
// uv_unwrap.js
function unwrap_mesh(mesh) {
let positions = mesh.posa;
let normals = mesh.nora;
let indices = mesh.inda;
let vertexCount = positions.length / 4;
let indexCount = indices.length;
a._setVertexCount(vertexCount);
a._setIndexCount(indexCount);
let pa = new Float32Array(r.buffer, a._setPositions(), vertexCount * 3);
let na = new Float32Array(r.buffer, a._setNormals(), vertexCount * 3);
let ia = new Uint32Array(r.buffer, a._setIndices(), indexCount);
let inv = 1 / 32767;
for (let i = 0; i < vertexCount; i++) {
pa[i * 3 ] = positions[i * 4 ] * inv;
pa[i * 3 + 1] = positions[i * 4 + 1] * inv;
pa[i * 3 + 2] = positions[i * 4 + 2] * inv;
na[i * 3 ] = normals [i * 2 ] * inv;
na[i * 3 + 1] = normals [i * 2 + 1] * inv;
na[i * 3 + 2] = positions[i * 4 + 3] * inv;
}
for (let i = 0; i < indexCount; i++) {
ia[i] = indices[i];
}
a._unwrap();
vertexCount = a._getVertexCount();
indexCount = a._getIndexCount();
pa = new Float32Array(r.buffer, a._getPositions(), vertexCount * 3);
na = new Float32Array(r.buffer, a._getNormals(), vertexCount * 3);
let ua = new Float32Array(r.buffer, a._getUVs(), vertexCount * 2);
ia = new Uint32Array(r.buffer, a._getIndices(), indexCount);
let pa16 = new Int16Array(vertexCount * 4);
let na16 = new Int16Array(vertexCount * 2);
let ua16 = new Int16Array(vertexCount * 2);
let ia32 = new Uint32Array(indexCount);
for (let i = 0; i < vertexCount; i++) {
pa16[i * 4 ] = pa[i * 3 ] / inv;
pa16[i * 4 + 1] = pa[i * 3 + 1] / inv;
pa16[i * 4 + 2] = pa[i * 3 + 2] / inv;
pa16[i * 4 + 3] = na[i * 3 + 2] / inv;
na16[i * 2 ] = na[i * 3 ] / inv;
na16[i * 2 + 1] = na[i * 3 + 1] / inv;
ua16[i * 2 ] = ua[i * 2 ] / inv;
ua16[i * 2 + 1] = ua[i * 2 + 1] / inv;
}
for (let i = 0; i < indexCount; i++) {
ia32[i] = ia[i];
}
mesh.posa = pa16;
mesh.nora = na16;
mesh.texa = ua16;
mesh.inda = ia32;
a._destroy();
}
let plugin = new arm.Plugin();
let h1 = new zui.Handle();
plugin.drawUI = function(ui) {
if (ui.panel(h1, "UV Unwrap")) {
if (ui.button("Unwrap Mesh")) {
for (const po of arm.Project.paintObjects) {
let raw = po.data.raw;
let positions = raw.vertex_arrays[0].values;
let normals = raw.vertex_arrays[1].values;
let indices = raw.index_arrays[0].values;
let vertexCount = positions.length / 4;
let indexCount = indices.length;
a._setVertexCount(vertexCount);
a._setIndexCount(indexCount);
let pa = new Float32Array(r.buffer, a._setPositions(), vertexCount * 3);
let na = new Float32Array(r.buffer, a._setNormals(), vertexCount * 3);
let ia = new Uint32Array(r.buffer, a._setIndices(), indexCount);
let inv = 1 / 32767;
for (let i = 0; i < vertexCount; i++) {
pa[i * 3 ] = positions[i * 4 ] * inv;
pa[i * 3 + 1] = positions[i * 4 + 1] * inv;
pa[i * 3 + 2] = positions[i * 4 + 2] * inv;
na[i * 3 ] = normals [i * 2 ] * inv;
na[i * 3 + 1] = normals [i * 2 + 1] * inv;
na[i * 3 + 2] = positions[i * 4 + 3] * inv;
}
for (let i = 0; i < indexCount; i++) {
ia[i] = indices[i];
}
a._unwrap();
vertexCount = a._getVertexCount();
indexCount = a._getIndexCount();
pa = new Float32Array(r.buffer, a._getPositions(), vertexCount * 3);
na = new Float32Array(r.buffer, a._getNormals(), vertexCount * 3);
let ua = new Float32Array(r.buffer, a._getUVs(), vertexCount * 2);
ia = new Uint32Array(r.buffer, a._getIndices(), indexCount);
let pa16 = new Int16Array(vertexCount * 4);
let na16 = new Int16Array(vertexCount * 2);
let ua16 = new Int16Array(vertexCount * 2);
let ia32 = new Uint32Array(indexCount);
for (let i = 0; i < vertexCount; i++) {
pa16[i * 4 ] = pa[i * 3 ] / inv;
pa16[i * 4 + 1] = pa[i * 3 + 1] / inv;
pa16[i * 4 + 2] = pa[i * 3 + 2] / inv;
pa16[i * 4 + 3] = na[i * 3 + 2] / inv;
na16[i * 2 ] = na[i * 3 ] / inv;
na16[i * 2 + 1] = na[i * 3 + 1] / inv;
ua16[i * 2 ] = ua[i * 2 ] / inv;
ua16[i * 2 + 1] = ua[i * 2 + 1] / inv;
}
for (let i = 0; i < indexCount; i++) {
ia32[i] = ia[i];
}
po.data.raw.vertex_arrays[0].values = pa16;
po.data.raw.vertex_arrays[1].values = na16;
po.data.raw.vertex_arrays[2].values = ua16;
po.data.raw.index_arrays[0].values = ia32;
var mesh = {
posa: raw.vertex_arrays[0].values,
nora: raw.vertex_arrays[1].values,
texa: null,
inda: raw.index_arrays[0].values
};
unwrap_mesh(mesh);
raw.vertex_arrays[0].values = mesh.posa;
raw.vertex_arrays[1].values = mesh.nora;
raw.vertex_arrays[2].values = mesh.texa;
raw.index_arrays[0].values = mesh.inda;
let geom = po.data.geom;
geom.indices[0] = ia32;
geom.indices[0] = mesh.inda;
geom.ready = false;
geom.build();
a._destroy();
}
arm.MeshUtil.mergeMesh();
}
}
}
let unwrappers = arm.MeshUtil.unwrappers;
unwrappers.h["uv_unwrap.js"] = unwrap_mesh;
plugin.delete = function() {
unwrappers.h["uv_unwrap.js"] = null;
};
Assets/plugins/wasm/uv_unwrap.js
+81 -65
View File
@@ -28,83 +28,99 @@ function Z(){function b(){if(!X&&(X=!0,a.calledRun=!0,!t)){U(H);U(I);if(a.onRunt
if(a.preInit)for("function"==typeof a.preInit&&(a.preInit=[a.preInit]);0<a.preInit.length;)a.preInit.pop()();noExitRuntime=!0;Z();
//
function unwrap_mesh(mesh) {
let positions = mesh.posa;
let normals = mesh.nora;
let indices = mesh.inda;
let vertexCount = positions.length / 4;
let indexCount = indices.length;
a._setVertexCount(vertexCount);
a._setIndexCount(indexCount);
let pa = new Float32Array(r.buffer, a._setPositions(), vertexCount * 3);
let na = new Float32Array(r.buffer, a._setNormals(), vertexCount * 3);
let ia = new Uint32Array(r.buffer, a._setIndices(), indexCount);
let inv = 1 / 32767;
for (let i = 0; i < vertexCount; i++) {
pa[i * 3 ] = positions[i * 4 ] * inv;
pa[i * 3 + 1] = positions[i * 4 + 1] * inv;
pa[i * 3 + 2] = positions[i * 4 + 2] * inv;
na[i * 3 ] = normals [i * 2 ] * inv;
na[i * 3 + 1] = normals [i * 2 + 1] * inv;
na[i * 3 + 2] = positions[i * 4 + 3] * inv;
}
for (let i = 0; i < indexCount; i++) {
ia[i] = indices[i];
}
a._unwrap();
vertexCount = a._getVertexCount();
indexCount = a._getIndexCount();
pa = new Float32Array(r.buffer, a._getPositions(), vertexCount * 3);
na = new Float32Array(r.buffer, a._getNormals(), vertexCount * 3);
let ua = new Float32Array(r.buffer, a._getUVs(), vertexCount * 2);
ia = new Uint32Array(r.buffer, a._getIndices(), indexCount);
let pa16 = new Int16Array(vertexCount * 4);
let na16 = new Int16Array(vertexCount * 2);
let ua16 = new Int16Array(vertexCount * 2);
let ia32 = new Uint32Array(indexCount);
for (let i = 0; i < vertexCount; i++) {
pa16[i * 4 ] = pa[i * 3 ] / inv;
pa16[i * 4 + 1] = pa[i * 3 + 1] / inv;
pa16[i * 4 + 2] = pa[i * 3 + 2] / inv;
pa16[i * 4 + 3] = na[i * 3 + 2] / inv;
na16[i * 2 ] = na[i * 3 ] / inv;
na16[i * 2 + 1] = na[i * 3 + 1] / inv;
ua16[i * 2 ] = ua[i * 2 ] / inv;
ua16[i * 2 + 1] = ua[i * 2 + 1] / inv;
}
for (let i = 0; i < indexCount; i++) {
ia32[i] = ia[i];
}
mesh.posa = pa16;
mesh.nora = na16;
mesh.texa = ua16;
mesh.inda = ia32;
a._destroy();
}
let plugin = new arm.Plugin();
let h1 = new zui.Handle();
plugin.drawUI = function(ui) {
if (ui.panel(h1, "UV Unwrap")) {
if (ui.button("Unwrap Mesh")) {
for (const po of arm.Project.paintObjects) {
let raw = po.data.raw;
let positions = raw.vertex_arrays[0].values;
let normals = raw.vertex_arrays[1].values;
let indices = raw.index_arrays[0].values;
let vertexCount = positions.length / 4;
let indexCount = indices.length;
a._setVertexCount(vertexCount);
a._setIndexCount(indexCount);
let pa = new Float32Array(r.buffer, a._setPositions(), vertexCount * 3);
let na = new Float32Array(r.buffer, a._setNormals(), vertexCount * 3);
let ia = new Uint32Array(r.buffer, a._setIndices(), indexCount);
let inv = 1 / 32767;
for (let i = 0; i < vertexCount; i++) {
pa[i * 3 ] = positions[i * 4 ] * inv;
pa[i * 3 + 1] = positions[i * 4 + 1] * inv;
pa[i * 3 + 2] = positions[i * 4 + 2] * inv;
na[i * 3 ] = normals [i * 2 ] * inv;
na[i * 3 + 1] = normals [i * 2 + 1] * inv;
na[i * 3 + 2] = positions[i * 4 + 3] * inv;
}
for (let i = 0; i < indexCount; i++) {
ia[i] = indices[i];
}
a._unwrap();
vertexCount = a._getVertexCount();
indexCount = a._getIndexCount();
pa = new Float32Array(r.buffer, a._getPositions(), vertexCount * 3);
na = new Float32Array(r.buffer, a._getNormals(), vertexCount * 3);
let ua = new Float32Array(r.buffer, a._getUVs(), vertexCount * 2);
ia = new Uint32Array(r.buffer, a._getIndices(), indexCount);
let pa16 = new Int16Array(vertexCount * 4);
let na16 = new Int16Array(vertexCount * 2);
let ua16 = new Int16Array(vertexCount * 2);
let ia32 = new Uint32Array(indexCount);
for (let i = 0; i < vertexCount; i++) {
pa16[i * 4 ] = pa[i * 3 ] / inv;
pa16[i * 4 + 1] = pa[i * 3 + 1] / inv;
pa16[i * 4 + 2] = pa[i * 3 + 2] / inv;
pa16[i * 4 + 3] = na[i * 3 + 2] / inv;
na16[i * 2 ] = na[i * 3 ] / inv;
na16[i * 2 + 1] = na[i * 3 + 1] / inv;
ua16[i * 2 ] = ua[i * 2 ] / inv;
ua16[i * 2 + 1] = ua[i * 2 + 1] / inv;
}
for (let i = 0; i < indexCount; i++) {
ia32[i] = ia[i];
}
po.data.raw.vertex_arrays[0].values = pa16;
po.data.raw.vertex_arrays[1].values = na16;
po.data.raw.vertex_arrays[2].values = ua16;
po.data.raw.index_arrays[0].values = ia32;
var mesh = {
posa: raw.vertex_arrays[0].values,
nora: raw.vertex_arrays[1].values,
texa: null,
inda: raw.index_arrays[0].values
};
unwrap_mesh(mesh);
raw.vertex_arrays[0].values = mesh.posa;
raw.vertex_arrays[1].values = mesh.nora;
raw.vertex_arrays[2].values = mesh.texa;
raw.index_arrays[0].values = mesh.inda;
let geom = po.data.geom;
geom.indices[0] = ia32;
geom.indices[0] = mesh.inda;
geom.ready = false;
geom.build();
a._destroy();
}
arm.MeshUtil.mergeMesh();
}
}
}
let unwrappers = arm.MeshUtil.unwrappers;
unwrappers.h["uv_unwrap.js"] = unwrap_mesh;
plugin.delete = function() {
unwrappers.h["uv_unwrap.js"] = null;
};
Sources/arm/App.hx
+1 -1
View File
@@ -478,7 +478,7 @@ class App {
UINodes.inst.acceptMaterialDrag(Project.materials.indexOf(dragMaterial));
}
dragMaterial = null;
}
}
static function handleDropPaths() {
if (dropPaths.length > 0) {
Sources/arm/Project.hx
+54 -1
View File
@@ -12,7 +12,7 @@ import iron.data.Data;
import iron.object.MeshObject;
import iron.Scene;
import arm.util.RenderUtil;
import arm.Viewport;
import arm.util.MeshUtil;
import arm.sys.File;
import arm.sys.Path;
import arm.ui.UISidebar;
@@ -20,6 +20,7 @@ import arm.ui.UIFiles;
import arm.ui.UIBox;
import arm.ui.UINodes;
import arm.ui.UIHeader;
import arm.ui.BoxPreferences;
import arm.data.LayerSlot;
import arm.data.BrushSlot;
import arm.data.FontSlot;
@@ -32,6 +33,7 @@ import arm.io.ImportMesh;
import arm.io.ImportTexture;
import arm.io.ExportArm;
import arm.node.NodesBrush;
import arm.Viewport;
import arm.ProjectFormat;
import arm.Enums;
@@ -435,6 +437,57 @@ class Project {
else importAsset();
}
public static function unwrapMeshBox(mesh: Dynamic, done: Void->Void) {
UIBox.showCustom(function(ui: Zui) {
if (ui.tab(Id.handle(), tr("Unwrap Mesh"))) {
var unwrapPlugins = [];
if (BoxPreferences.filesPlugin == null) {
BoxPreferences.fetchPlugins();
}
for (f in BoxPreferences.filesPlugin) {
if (f.indexOf("uv_unwrap") >= 0 && f.endsWith(".js")) {
unwrapPlugins.push(f);
}
}
unwrapPlugins.push("equirect");
var unwrapBy = ui.combo(Id.handle(), unwrapPlugins, tr("Plugin"), true);
ui.row([0.5, 0.5]);
if (ui.button(tr("Cancel"))) {
UIBox.show = false;
}
if (ui.button(tr("Unwrap")) || ui.isReturnDown) {
UIBox.show = false;
App.redrawUI();
function doImport() {
if (unwrapBy == unwrapPlugins.length - 1) {
MeshUtil.equirectUnwrap(mesh);
}
else {
var f = unwrapPlugins[unwrapBy];
if (Config.raw.plugins.indexOf(f) == -1) {
Config.enablePlugin(f);
Console.info(f + " " + tr("plugin enabled"));
}
MeshUtil.unwrappers.get(f)(mesh);
}
done();
}
#if (krom_android || krom_ios)
arm.App.notifyOnNextFrame(function() {
Console.toast(tr("Unwrapping mesh"));
arm.App.notifyOnNextFrame(doImport);
});
#else
doImport();
#end
}
}
});
}
public static function importAsset(filters: String = null, hdrAsEnvmap = true) {
if (filters == null) filters = Path.textureFormats.join(",") + "," + Path.meshFormats.join(",");
UIFiles.show(filters, false, true, function(path: String) {
Sources/arm/Strings.hx
+1 -1
View File
@@ -5,7 +5,7 @@ class Strings {
public static function error1(): String { return tr("Error: Unknown asset format"); }
public static function error2(): String { return tr("Error: Could not locate texture"); }
public static function error3(): String { return tr("Error: Failed to read mesh data"); }
public static function error4(): String { return tr("Error: Mesh has no UVs, generating defaults"); }
// public static function error4(): String { return tr("Error: Mesh has no UVs, generating defaults"); }
public static function error5(): String { return tr("Error: Check internet connection to access the cloud"); }
public static function info0(): String { return tr("Info: Asset already imported"); }
}
Sources/arm/io/ImportMesh.hx
+88 -83
View File
@@ -43,10 +43,18 @@ class ImportMesh {
var ext = path.substr(path.lastIndexOf(".") + 1);
var importer = Path.meshImporters.get(ext);
importer(path, function(mesh: Dynamic) {
replaceExisting ? ImportMesh.makeMesh(mesh, path) : ImportMesh.addMesh(mesh);
replaceExisting ? makeMesh(mesh, path) : addMesh(mesh);
});
}
Project.meshAssets = [path];
#if (krom_android || krom_ios)
kha.Window.get(0).title = path.substring(path.lastIndexOf(Path.sep) + 1, path.lastIndexOf("."));
#end
}
static function finishImport() {
if (Context.mergedObject != null) {
Context.mergedObject.remove();
Data.deleteMesh(Context.mergedObject.data.handle);
@@ -69,7 +77,6 @@ class ImportMesh {
Context.paintObject.skip_context = "paint";
Context.mergedObject.visible = true;
}
Project.meshAssets = [path];
Viewport.scaleToBounds();
@@ -86,10 +93,6 @@ class ImportMesh {
#if (kha_direct3d12 || kha_vulkan)
arm.render.RenderPathRaytrace.ready = false;
#end
#if (krom_android || krom_ios)
kha.Window.get(0).title = path.substring(path.lastIndexOf(Path.sep) + 1, path.lastIndexOf("."));
#end
}
public static function makeMesh(mesh: Dynamic, path: String) {
@@ -98,100 +101,101 @@ class ImportMesh {
return;
}
var raw = rawMesh(mesh);
if (mesh.texa == null) equirectUnwrap(mesh);
raw.vertex_arrays.push({ values: mesh.texa, attrib: "tex", data: "short2norm" });
if (mesh.cola != null) raw.vertex_arrays.push({ values: mesh.cola, attrib: "col", data: "short4norm", padding: 1 });
function _makeMesh() {
var raw = rawMesh(mesh);
if (mesh.cola != null) raw.vertex_arrays.push({ values: mesh.cola, attrib: "col", data: "short4norm", padding: 1 });
new MeshData(raw, function(md: MeshData) {
Context.paintObject = Context.mainObject();
new MeshData(raw, function(md: MeshData) {
Context.paintObject = Context.mainObject();
Context.selectPaintObject(Context.mainObject());
for (i in 0...Project.paintObjects.length) {
var p = Project.paintObjects[i];
if (p == Context.paintObject) continue;
Data.deleteMesh(p.data.handle);
p.remove();
}
var handle = Context.paintObject.data.handle;
if (handle != "SceneSphere" && handle != "ScenePlane") {
Data.deleteMesh(handle);
}
if (clearLayers) {
while (Project.layers.length > 0) {
var l = Project.layers.pop();
l.unload();
Context.selectPaintObject(Context.mainObject());
for (i in 0...Project.paintObjects.length) {
var p = Project.paintObjects[i];
if (p == Context.paintObject) continue;
Data.deleteMesh(p.data.handle);
p.remove();
}
var handle = Context.paintObject.data.handle;
if (handle != "SceneSphere" && handle != "ScenePlane") {
Data.deleteMesh(handle);
}
Layers.newLayer(false);
iron.App.notifyOnInit(Layers.initLayers);
History.reset();
}
Context.paintObject.setData(md);
Context.paintObject.name = mesh.name;
Project.paintObjects = [Context.paintObject];
if (clearLayers) {
while (Project.layers.length > 0) {
var l = Project.layers.pop();
l.unload();
}
Layers.newLayer(false);
iron.App.notifyOnInit(Layers.initLayers);
History.reset();
}
md.handle = raw.name;
Data.cachedMeshes.set(md.handle, md);
Context.paintObject.setData(md);
Context.paintObject.name = mesh.name;
Project.paintObjects = [Context.paintObject];
Context.ddirty = 4;
UISidebar.inst.hwnd0.redraws = 2;
UISidebar.inst.hwnd1.redraws = 2;
UVUtil.uvmapCached = false;
UVUtil.trianglemapCached = false;
UVUtil.dilatemapCached = false;
});
md.handle = raw.name;
Data.cachedMeshes.set(md.handle, md);
Context.ddirty = 4;
UISidebar.inst.hwnd0.redraws = 2;
UISidebar.inst.hwnd1.redraws = 2;
UVUtil.uvmapCached = false;
UVUtil.trianglemapCached = false;
UVUtil.dilatemapCached = false;
// Wait for addMesh calls to finish
iron.App.notifyOnInit(finishImport);
});
}
if (mesh.texa == null) {
Project.unwrapMeshBox(mesh, _makeMesh);
}
else {
_makeMesh();
}
}
public static function addMesh(mesh: Dynamic) {
if (mesh.texa == null) equirectUnwrap(mesh);
var raw = rawMesh(mesh);
raw.vertex_arrays.push({ values: mesh.texa, attrib: "tex", data: "short2norm" });
if (mesh.cola != null) raw.vertex_arrays.push({ values: mesh.cola, attrib: "col", data: "short4norm", padding: 1 });
function _addMesh() {
var raw = rawMesh(mesh);
if (mesh.cola != null) raw.vertex_arrays.push({ values: mesh.cola, attrib: "col", data: "short4norm", padding: 1 });
new MeshData(raw, function(md: MeshData) {
new MeshData(raw, function(md: MeshData) {
var object = Scene.active.addMeshObject(md, Context.paintObject.materials, Context.paintObject);
object.name = mesh.name;
object.skip_context = "paint";
var object = Scene.active.addMeshObject(md, Context.paintObject.materials, Context.paintObject);
object.name = mesh.name;
object.skip_context = "paint";
// Ensure unique names
for (p in Project.paintObjects) {
if (p.name == object.name) {
p.name += ".001";
p.data.handle += ".001";
Data.cachedMeshes.set(p.data.handle, p.data);
// Ensure unique names
for (p in Project.paintObjects) {
if (p.name == object.name) {
p.name += ".001";
p.data.handle += ".001";
Data.cachedMeshes.set(p.data.handle, p.data);
}
}
}
Project.paintObjects.push(object);
Project.paintObjects.push(object);
md.handle = raw.name;
Data.cachedMeshes.set(md.handle, md);
md.handle = raw.name;
Data.cachedMeshes.set(md.handle, md);
Context.ddirty = 4;
UISidebar.inst.hwnd0.redraws = 2;
UVUtil.uvmapCached = false;
UVUtil.trianglemapCached = false;
UVUtil.dilatemapCached = false;
});
}
Context.ddirty = 4;
UISidebar.inst.hwnd0.redraws = 2;
UVUtil.uvmapCached = false;
UVUtil.trianglemapCached = false;
UVUtil.dilatemapCached = false;
});
}
static function equirectUnwrap(mesh: Dynamic) {
Console.error(Strings.error4());
var verts = Std.int(mesh.posa.length / 4);
mesh.texa = new Int16Array(verts * 2);
var n = new Vec4();
for (i in 0...verts) {
n.set(mesh.posa[i * 4] / 32767, mesh.posa[i * 4 + 1] / 32767, mesh.posa[i * 4 + 2] / 32767).normalize();
// Sphere projection
// mesh.texa[i * 2 ] = Math.atan2(n.x, n.y) / (Math.PI * 2) + 0.5;
// mesh.texa[i * 2 + 1] = n.z * 0.5 + 0.5;
// Equirect
mesh.texa[i * 2 ] = Std.int(((Math.atan2(-n.z, n.x) + Math.PI) / (Math.PI * 2)) * 32767);
mesh.texa[i * 2 + 1] = Std.int((Math.acos(n.y) / Math.PI) * 32767);
if (mesh.texa == null) {
Project.unwrapMeshBox(mesh, _addMesh);
}
else {
_addMesh();
}
}
@@ -200,7 +204,8 @@ class ImportMesh {
name: mesh.name,
vertex_arrays: [
{ values: mesh.posa, attrib: "pos", data: "short4norm" },
{ values: mesh.nora, attrib: "nor", data: "short2norm" }
{ values: mesh.nora, attrib: "nor", data: "short2norm" },
{ values: mesh.texa, attrib: "tex", data: "short2norm" }
],
index_arrays: [
{ values: mesh.inda, material: 0 }
Sources/arm/util/MeshUtil.hx
+17
View File
@@ -12,6 +12,8 @@ import arm.Enums;
class MeshUtil {
public static var unwrappers: Map<String, Dynamic->Void> = [];
public static function mergeMesh(paintObjects: Array<MeshObject> = null) {
if (paintObjects == null) paintObjects = Project.paintObjects;
if (paintObjects.length == 0) return;
@@ -332,4 +334,19 @@ class MeshUtil {
va0[i * 4 + 2] = vertices[i * l + 2];
}
}
public static function equirectUnwrap(mesh: Dynamic) {
var verts = Std.int(mesh.posa.length / 4);
mesh.texa = new Int16Array(verts * 2);
var n = new Vec4();
for (i in 0...verts) {
n.set(mesh.posa[i * 4] / 32767, mesh.posa[i * 4 + 1] / 32767, mesh.posa[i * 4 + 2] / 32767).normalize();
// Sphere projection
// mesh.texa[i * 2 ] = Math.atan2(n.x, n.y) / (Math.PI * 2) + 0.5;
// mesh.texa[i * 2 + 1] = n.z * 0.5 + 0.5;
// Equirect
mesh.texa[i * 2 ] = Std.int(((Math.atan2(-n.z, n.x) + Math.PI) / (Math.PI * 2)) * 32767);
mesh.texa[i * 2 + 1] = Std.int((Math.acos(n.y) / Math.PI) * 32767);
}
}
}