Mirrors/tinyusdz
0
0
Fork 0
mirror of https://github.com/lighttransport/tinyusdz.git synced 2026-01-18 01:11:17 +01:00
Code Issues Packages Projects Releases Wiki Activity

Bitmap manipulation.

Browse Source
This commit is contained in:
Syoyo Fujita
2021-08-04 03:23:34 +09:00
parent 4dd330d398
commit 47b6436c21
4 changed files with 35 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
android/app/src/main/cpp/CMakeLists.txt
View File

@@ -22,7 +22,7 @@ add_library(hello-tinyusdz SHARED
${TINYUSDZ_DEP_SOURCES}
)
target_link_libraries(hello-tinyusdz android log)
target_link_libraries(hello-tinyusdz jnigraphics android log)
target_include_directories(hello-tinyusdz PRIVATE
${PROJECT_SOURCE_DIR}/../../../../../src/
${PROJECT_SOURCE_DIR}/../../../../../src/external/ryu

1
android/app/src/main/cpp/jni-tinyusdz.cc
View File

@@ -1,5 +1,6 @@
#include <jni.h>
#include <android/log.h>
#include <android/bitmap.h>
#include <android/asset_manager.h>
#include <android/asset_manager_jni.h>

23
android/app/src/main/java/com/example/hellotinyusdz/MainActivity.kt
View File

@@ -22,7 +22,11 @@ import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.MotionEvent
import android.view.View
import android.widget.ImageView
import android.widget.Toast
import android.graphics.Bitmap
import android.graphics.Color
import android.graphics.BitmapFactory
import kotlinx.android.synthetic.main.activity_main.sample_text
class MainActivity : AppCompatActivity() {
@@ -32,6 +36,25 @@ class MainActivity : AppCompatActivity() {
setContentView(R.layout.activity_main)
val view = findViewById<View>(R.id.container)
var conf = Bitmap.Config.ARGB_8888
var b = Bitmap.createBitmap(512, 512, conf)
var pixels = IntArray(512 * 512)
b.getPixels(pixels, 0,512, 0, 0, 512, 512)
for (y in 0 until 512) {
for (x in 0 until 512) {
pixels[y * 512 + x] = Color.argb(125, x % 256, y % 256, 64)
}
}
b.setPixels(pixels, 0, 512, 0, 0, 512, 512)
var img = findViewById<ImageView>(R.id.imageView)
img.setImageBitmap(b)
// Set up a touch listener which calls the native sound engine
view.setOnTouchListener {_, event ->
if (event.action == MotionEvent.ACTION_DOWN) {

10
android/app/src/main/res/layout/activity_main.xml
View File

@@ -17,4 +17,14 @@
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<ImageView
android:id="@+id/imageView"
android:layout_width="0dp"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:srcCompat="@drawable/ic_launcher_background" />
</androidx.constraintlayout.widget.ConstraintLayout>