Fix Android example app build.

Add VS solution gen batch file with Python.

android/app/build.gradle

@@ -28,6 +28,7 @@ android {
             //version "3.18.1"
         }
     }
+    namespace 'com.example.hellotinyusdz'
 }
 
 dependencies {

android/app/src/main/AndroidManifest.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
-    package="com.example.hellotinyusdz">
 
     <application
         android:allowBackup="true"

android/app/src/main/cpp/CMakeLists.txt

@@ -4,6 +4,7 @@ option(TINYUSDZ_USE_USDOBJ "Build with built-in .obj support" On)
 
 set(TINYUSDZ_SOURCES
         ${PROJECT_SOURCE_DIR}/../../../../../src/tinyusdz.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/asset-resolution.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/prim-types.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/ascii-parser.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/ascii-parser-basetype.cc
@@ -28,9 +29,15 @@ set(TINYUSDZ_SOURCES
         ${PROJECT_SOURCE_DIR}/../../../../../src/usdGeom.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/xform.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/stage.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/str-util.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/path-util.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/image-util.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/image-writer.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/linear-algebra.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/tydra/scene-access.cc
         ${PROJECT_SOURCE_DIR}/../../../../../src/tydra/render-data.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/tydra/prim-apply.cc
+        ${PROJECT_SOURCE_DIR}/../../../../../src/tydra/shader-network.cc
         )
 
 if (TINYUSDZ_USE_USDOBJ)

android/build.gradle

@@ -1,14 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.40'
+    ext.kotlin_version = '1.6.21'
     repositories {
         google()
         jcenter()
         
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.0.0'
+        classpath 'com.android.tools.build:gradle:8.0.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

android/gradle.properties

@@ -16,4 +16,7 @@ org.gradle.jvmargs=-Xmx1536m
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
 
-android.useAndroidX=true
+android.useAndroidX=true
+android.defaults.buildfeatures.buildconfig=true
+android.nonTransitiveRClass=false
+android.nonFinalResIds=false

android/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-all.zip

examples/common/par_shapes.h

@@ -1127,7 +1127,7 @@ static par_shapes__rule* par_shapes__pick_rule(const char* name,
             total += rule->weight;
         }
     }
-    float r = (float) rand() / RAND_MAX;
+    float r = (float) rand() / float(RAND_MAX);
     float t = 0;
     for (int i = 0; i < nrules; i++) {
         rule = rules + i;

src/io-util.cc

@@ -513,7 +513,7 @@ bool FileExists(const std::string &filepath, void *userdata) {
   bool ret{false};
 #ifdef TINYUSDZ_ANDROID_LOAD_FROM_ASSETS
   if (asset_manager) {
-    AAsset *asset = AAssetManager_open(asset_manager, abs_filename.c_str(),
+    AAsset *asset = AAssetManager_open(asset_manager, filepath.c_str(),
                                        AASSET_MODE_STREAMING);
     if (!asset) {
       return false;

vcsetup-with-python.bat

@@ -1,15 +1,17 @@
 rem assume 
 
-rmdir /s /q build
+rmdir /s /q build_with_py
-mkdir build
+mkdir build_with_py
 
 rem Specify absolute python.exe path if required.
 rem Use `whre python` to find abosolute path to python.exe in cmd
+rem Conda/Miniconda installed Python recommended.
+rem 
+rem -DPython3_EXECUTABLE=C:\Users\%%HOME%%\miniconda3\envs\pytinyusdz\python.exe ^
 
 cmake -G "Visual Studio 17 2022" -A x64 ^
 -DTINYUSDZ_WITH_OPENSUBDIV=On ^
 -DTINYUSDZ_WITH_PYTHON=1 ^
 -DTINYUSDZ_PREFER_LOCAL_PYTHON_INSTALLATION=1 ^
--DPython3_EXECUTABLE=C:\Users\%%HOME%%\miniconda3\envs\pytinyusdz\python.exe
+-Bbuild_with_py -S.
--Bbuild -S.