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Add memory requirements example.
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@io7m
io7m committed Nov 18, 2023
1 parent 4c88c97 commit 617307b
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Showing 2 changed files with 89 additions and 43 deletions.
130 changes: 88 additions & 42 deletions ...io7m.jcoronado.examples/src/main/java/com/io7m/jcoronado/examples/MemoryRequirements.java
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Expand Up @@ -18,24 +18,24 @@

import com.io7m.jcoronado.allocation_tracker.VulkanHostAllocatorTracker;
import com.io7m.jcoronado.api.VulkanApplicationInfo;
import com.io7m.jcoronado.api.VulkanBufferCopy;
import com.io7m.jcoronado.api.VulkanBufferCreateInfo;
import com.io7m.jcoronado.api.VulkanBufferMemoryBarrier;
import com.io7m.jcoronado.api.VulkanCommandPoolCreateInfo;
import com.io7m.jcoronado.api.VulkanException;
import com.io7m.jcoronado.api.VulkanExtensionProperties;
import com.io7m.jcoronado.api.VulkanExtensions;
import com.io7m.jcoronado.api.VulkanFenceCreateInfo;
import com.io7m.jcoronado.api.VulkanExtent3D;
import com.io7m.jcoronado.api.VulkanFormat;
import com.io7m.jcoronado.api.VulkanImageCreateInfo;
import com.io7m.jcoronado.api.VulkanImageKind;
import com.io7m.jcoronado.api.VulkanImageLayout;
import com.io7m.jcoronado.api.VulkanImageTiling;
import com.io7m.jcoronado.api.VulkanInstanceCreateInfo;
import com.io7m.jcoronado.api.VulkanLayerProperties;
import com.io7m.jcoronado.api.VulkanLayers;
import com.io7m.jcoronado.api.VulkanLogicalDeviceCreateInfo;
import com.io7m.jcoronado.api.VulkanLogicalDeviceQueueCreateInfo;
import com.io7m.jcoronado.api.VulkanMemoryAllocateInfo;
import com.io7m.jcoronado.api.VulkanLogicalDeviceType;
import com.io7m.jcoronado.api.VulkanPhysicalDeviceType;
import com.io7m.jcoronado.api.VulkanQueueType;
import com.io7m.jcoronado.api.VulkanResourceException;
import com.io7m.jcoronado.api.VulkanSubmitInfo;
import com.io7m.jcoronado.api.VulkanUncheckedException;
import com.io7m.jcoronado.api.VulkanVersions;
import com.io7m.jcoronado.extensions.ext_debug_utils.api.VulkanDebugUtilsMessageSeverityFlag;
Expand All @@ -46,37 +46,27 @@
import com.io7m.jcoronado.lwjgl.VulkanLWJGLHostAllocatorJeMalloc;
import com.io7m.jcoronado.lwjgl.VulkanLWJGLInstanceProvider;
import com.io7m.jmulticlose.core.CloseableCollection;
import com.io7m.jmulticlose.core.CloseableCollectionType;
import org.lwjgl.glfw.GLFW;
import org.lwjgl.glfw.GLFWErrorCallback;
import org.lwjgl.glfw.GLFWVulkan;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Arrays;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.EnumSet;
import java.util.HashSet;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.function.Supplier;

import static com.io7m.jcoronado.api.VulkanAccessFlag.VK_ACCESS_HOST_READ_BIT;
import static com.io7m.jcoronado.api.VulkanAccessFlag.VK_ACCESS_TRANSFER_READ_BIT;
import static com.io7m.jcoronado.api.VulkanAccessFlag.VK_ACCESS_TRANSFER_WRITE_BIT;
import static com.io7m.jcoronado.api.VulkanBufferUsageFlag.VK_BUFFER_USAGE_CONDITIONAL_RENDERING_BIT_EXT;
import static com.io7m.jcoronado.api.VulkanBufferUsageFlag.VK_BUFFER_USAGE_INDEX_BUFFER_BIT;
import static com.io7m.jcoronado.api.VulkanBufferUsageFlag.VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
import static com.io7m.jcoronado.api.VulkanBufferUsageFlag.VK_BUFFER_USAGE_TRANSFER_DST_BIT;
import static com.io7m.jcoronado.api.VulkanBufferUsageFlag.VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
import static com.io7m.jcoronado.api.VulkanBufferUsageFlag.VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
import static com.io7m.jcoronado.api.VulkanCommandBufferLevel.VK_COMMAND_BUFFER_LEVEL_PRIMARY;
import static com.io7m.jcoronado.api.VulkanCommandBufferUsageFlag.VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
import static com.io7m.jcoronado.api.VulkanMemoryPropertyFlag.VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
import static com.io7m.jcoronado.api.VulkanMemoryPropertyFlag.VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT;
import static com.io7m.jcoronado.api.VulkanPipelineStageFlag.VK_PIPELINE_STAGE_HOST_BIT;
import static com.io7m.jcoronado.api.VulkanPipelineStageFlag.VK_PIPELINE_STAGE_TRANSFER_BIT;
import static com.io7m.jcoronado.api.VulkanImageUsageFlag.VK_IMAGE_USAGE_SAMPLED_BIT;
import static com.io7m.jcoronado.api.VulkanQueueFamilyPropertyFlag.VK_QUEUE_GRAPHICS_BIT;
import static com.io7m.jcoronado.api.VulkanQueueFamilyPropertyFlag.VK_QUEUE_TRANSFER_BIT;
import static com.io7m.jcoronado.api.VulkanSampleCountFlag.VK_SAMPLE_COUNT_1_BIT;
import static com.io7m.jcoronado.api.VulkanSharingMode.VK_SHARING_MODE_EXCLUSIVE;

public final class MemoryRequirements implements ExampleType
Expand Down Expand Up @@ -389,25 +379,8 @@ public void execute()

showMemoryStatistics(hostAllocator);

final var bufferCreateInfo =
VulkanBufferCreateInfo.builder()
.setSharingMode(VK_SHARING_MODE_EXCLUSIVE)
.setSize(31L)
.setUsageFlags(Set.of(VK_BUFFER_USAGE_TRANSFER_DST_BIT))
.build();

final var buffer =
resources.add(device.createBuffer(bufferCreateInfo));

final var bufferRequirements =
device.getBufferMemoryRequirements(buffer);

LOG.info(
"size {} requires size {}, alignment {}",
Long.valueOf(bufferCreateInfo.size()),
Long.valueOf(bufferRequirements.size()),
Long.valueOf(bufferRequirements.alignment())
);
tryBuffers(resources, device);
tryImages(resources, device);

/*
* Wait until the device is idle before exiting.
Expand All @@ -423,4 +396,77 @@ public void execute()
GLFW_ERROR_CALLBACK.close();
}
}

private static void tryImages(
final CloseableCollectionType<VulkanException> resources,
final VulkanLogicalDeviceType device)
throws VulkanException, IOException
{
try (var out = Files.newBufferedWriter(Paths.get("/tmp/sizes.txt"))) {
for (int y = 1; y <= 12; ++y) {
for (int x = 1; x <= 12; ++x) {
final var w = 1 << x;
final var h = 1 << y;

final var imageCreateInfo =
VulkanImageCreateInfo.builder()
.addSamples(VK_SAMPLE_COUNT_1_BIT)
.addUsage(VK_IMAGE_USAGE_SAMPLED_BIT)
.setArrayLayers(1)
.setExtent(VulkanExtent3D.of(w, h, 1))
.setFormat(VulkanFormat.VK_FORMAT_R8G8B8A8_UNORM)
.setImageType(VulkanImageKind.VK_IMAGE_TYPE_2D)
.setInitialLayout(VulkanImageLayout.VK_IMAGE_LAYOUT_UNDEFINED)
.setMipLevels(1)
.setSharingMode(VK_SHARING_MODE_EXCLUSIVE)
.setTiling(VulkanImageTiling.VK_IMAGE_TILING_OPTIMAL)
.build();

final var image =
resources.add(device.createImage(imageCreateInfo));

final var imageRequirements =
device.getImageMemoryRequirements(image);

out.append(
String.format(
"%d %d %d %d%n",
Integer.valueOf(w),
Integer.valueOf(h),
Long.valueOf(imageRequirements.size()),
Long.valueOf(imageRequirements.alignment())
)
);
}
}
}


}

private static void tryBuffers(
final CloseableCollectionType<VulkanException> resources,
final VulkanLogicalDeviceType device)
throws VulkanException
{
final var bufferCreateInfo =
VulkanBufferCreateInfo.builder()
.setSharingMode(VK_SHARING_MODE_EXCLUSIVE)
.setSize(31L)
.setUsageFlags(Set.of(VK_BUFFER_USAGE_TRANSFER_DST_BIT))
.build();

final var buffer =
resources.add(device.createBuffer(bufferCreateInfo));

final var bufferRequirements =
device.getBufferMemoryRequirements(buffer);

LOG.info(
"size {} requires size {}, alignment {}",
Long.valueOf(bufferCreateInfo.size()),
Long.valueOf(bufferRequirements.size()),
Long.valueOf(bufferRequirements.alignment())
);
}
}
2 changes: 1 addition & 1 deletion com.io7m.jcoronado.examples/src/main/resources/logback.xml
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Expand Up @@ -10,7 +10,7 @@
<target>System.err</target>
</appender>

<root level="DEBUG">
<root level="TRACE">
<appender-ref ref="STDERR"/>
</root>

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