How to use

indexBufferRead

method

in

com.io7m.jcanephora.core.api.JCGLIndexBuffersType

@Test
public final void testIndexReadNotBound()
{
 final Interfaces ii = this.getIndexBuffers("main");
 final JCGLIndexBuffersType gi = ii.getIndexBuffers();
 final JCGLIndexBufferType i =
  gi.indexBufferAllocate(
   100L,
   JCGLUnsignedType.TYPE_UNSIGNED_BYTE,
   JCGLUsageHint.USAGE_STATIC_DRAW);
 gi.indexBufferUnbind();
 this.expected.expect(JCGLExceptionBufferNotBound.class);
 gi.indexBufferRead(i, size -> ByteBuffer.allocateDirect((int) size));
}

@Test
public final void testIndexRead()
{
 final Interfaces ii = this.getIndexBuffers("main");
 final JCGLIndexBuffersType gi = ii.getIndexBuffers();
 final JCGLIndexBufferType i =
  gi.indexBufferAllocate(
   100L,
   JCGLUnsignedType.TYPE_UNSIGNED_BYTE,
   JCGLUsageHint.USAGE_STATIC_DRAW);
 final JCGLBufferUpdateType<JCGLIndexBufferType> u =
  JCGLBufferUpdates.newUpdateReplacingAll(i);
 final ByteBuffer b = u.data();
 for (int index = 0; index < 100; ++index) {
  b.put(index, (byte) 0x50);
 }
 gi.indexBufferUpdate(u);
 final ByteBuffer e =
  gi.indexBufferRead(i, size -> ByteBuffer.allocateDirect((int) size));
 for (int index = 0; index < 100; ++index) {
  Assert.assertEquals((long) b.get(index), (long) e.get(index));
 }
}

@Test
public final void testIndexRead()
{
 final Interfaces ii = this.getIndexBuffers("main");
 final JCGLIndexBuffersType gi = ii.getIndexBuffers();
 final JCGLIndexBufferType i =
  gi.indexBufferAllocate(
   100L,
   JCGLUnsignedType.TYPE_UNSIGNED_BYTE,
   JCGLUsageHint.USAGE_STATIC_DRAW);
 final JCGLBufferUpdateType<JCGLIndexBufferType> u =
  JCGLBufferUpdates.newUpdateReplacingAll(i);
 final ByteBuffer b = u.getData();
 for (int index = 0; index < 100; ++index) {
  b.put(index, (byte) 0x50);
 }
 gi.indexBufferUpdate(u);
 final ByteBuffer e =
  gi.indexBufferRead(i, size -> ByteBuffer.allocateDirect((int) size));
 for (int index = 0; index < 100; ++index) {
  Assert.assertEquals((long) b.get(index), (long) e.get(index));
 }
}

@Test
public final void testIndexReadNotBound()
{
 final Interfaces ii = this.getIndexBuffers("main");
 final JCGLIndexBuffersType gi = ii.getIndexBuffers();
 final JCGLIndexBufferType i =
  gi.indexBufferAllocate(
   100L,
   JCGLUnsignedType.TYPE_UNSIGNED_BYTE,
   JCGLUsageHint.USAGE_STATIC_DRAW);
 gi.indexBufferUnbind();
 this.expected.expect(JCGLExceptionBufferNotBound.class);
 gi.indexBufferRead(i, size -> ByteBuffer.allocateDirect((int) size));
}

@Test
public final void testIndexReadDeleted()
{
 final Interfaces ii = this.getIndexBuffers("main");
 final JCGLIndexBuffersType gi = ii.getIndexBuffers();
 final JCGLIndexBufferType i =
  gi.indexBufferAllocate(
   100L,
   JCGLUnsignedType.TYPE_UNSIGNED_BYTE,
   JCGLUsageHint.USAGE_STATIC_DRAW);
 gi.indexBufferDelete(i);
 this.expected.expect(JCGLExceptionDeleted.class);
 gi.indexBufferRead(i, size -> ByteBuffer.allocateDirect((int) size));
}

@Test
public final void testIndexReadDeleted()
{
 final Interfaces ii = this.getIndexBuffers("main");
 final JCGLIndexBuffersType gi = ii.getIndexBuffers();
 final JCGLIndexBufferType i =
  gi.indexBufferAllocate(
   100L,
   JCGLUnsignedType.TYPE_UNSIGNED_BYTE,
   JCGLUsageHint.USAGE_STATIC_DRAW);
 gi.indexBufferDelete(i);
 this.expected.expect(JCGLExceptionDeleted.class);
 gi.indexBufferRead(i, size -> ByteBuffer.allocateDirect((int) size));
}

g_ao.arrayObjectBind(adapter.arrayObject());
final ByteBuffer data = g_ib.indexBufferRead(
 ib, size -> {
  final ByteBuffer b = ByteBuffer.allocateDirect((int) size);

g_ao.arrayObjectBind(adapter.arrayObject());
final ByteBuffer data = g_ib.indexBufferRead(
 ib, size -> {
  final ByteBuffer b = ByteBuffer.allocateDirect((int) size);

g_ao.arrayObjectBind(adapter.arrayObject());
final ByteBuffer data = g_ib.indexBufferRead(
 ib, size -> {
  final ByteBuffer b = ByteBuffer.allocateDirect((int) size);