Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[Merged by Bors] - Added buffer usage field to buffers #7423

Closed
wants to merge 8 commits into from
Closed
Show file tree
Hide file tree
Changes from 6 commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
51 changes: 38 additions & 13 deletions crates/bevy_render/src/render_resource/storage_buffer.rs
Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,8 @@ pub struct StorageBuffer<T: ShaderType> {
buffer: Option<Buffer>,
capacity: usize,
label: Option<String>,
label_changed: bool,
changed: bool,
buffer_usage: BufferUsages,
}

impl<T: ShaderType> From<T> for StorageBuffer<T> {
Expand All @@ -44,7 +45,8 @@ impl<T: ShaderType> From<T> for StorageBuffer<T> {
buffer: None,
capacity: 0,
label: None,
label_changed: false,
changed: false,
buffer_usage: BufferUsages::COPY_DST | BufferUsages::STORAGE,
}
}
}
Expand All @@ -57,7 +59,8 @@ impl<T: ShaderType + Default> Default for StorageBuffer<T> {
buffer: None,
capacity: 0,
label: None,
label_changed: false,
changed: false,
buffer_usage: BufferUsages::COPY_DST | BufferUsages::STORAGE,
}
}
}
Expand Down Expand Up @@ -91,7 +94,7 @@ impl<T: ShaderType + WriteInto> StorageBuffer<T> {
let label = label.map(str::to_string);

if label != self.label {
self.label_changed = true;
self.changed = true;
}

self.label = label;
Expand All @@ -101,6 +104,16 @@ impl<T: ShaderType + WriteInto> StorageBuffer<T> {
self.label.as_deref()
}

/// Set the buffer usage of the buffer.
SpeedRoll marked this conversation as resolved.
Show resolved Hide resolved
///
/// This method only allows addition of flags to the default usage flags.
///
/// The default values for buffer usage are `BufferUsages::COPY_DST` and `BufferUsages::STORAGE`.
pub fn add_usages(&mut self, usage: BufferUsages) {
self.buffer_usage |= usage;
self.changed = true;
}

/// Queues writing of data from system RAM to VRAM using the [`RenderDevice`](crate::renderer::RenderDevice)
/// and the provided [`RenderQueue`](crate::renderer::RenderQueue).
///
Expand All @@ -111,14 +124,14 @@ impl<T: ShaderType + WriteInto> StorageBuffer<T> {

let size = self.scratch.as_ref().len();

if self.capacity < size || self.label_changed {
if self.capacity < size || self.changed {
self.buffer = Some(device.create_buffer_with_data(&BufferInitDescriptor {
label: self.label.as_deref(),
usage: BufferUsages::COPY_DST | BufferUsages::STORAGE,
usage: self.buffer_usage,
contents: self.scratch.as_ref(),
}));
self.capacity = size;
self.label_changed = false;
self.changed = false;
} else if let Some(buffer) = &self.buffer {
queue.write_buffer(buffer, 0, self.scratch.as_ref());
}
Expand Down Expand Up @@ -152,7 +165,8 @@ pub struct DynamicStorageBuffer<T: ShaderType> {
buffer: Option<Buffer>,
capacity: usize,
label: Option<String>,
label_changed: bool,
changed: bool,
buffer_usage: BufferUsages,
}

impl<T: ShaderType> Default for DynamicStorageBuffer<T> {
Expand All @@ -163,7 +177,8 @@ impl<T: ShaderType> Default for DynamicStorageBuffer<T> {
buffer: None,
capacity: 0,
label: None,
label_changed: false,
changed: false,
buffer_usage: BufferUsages::COPY_DST | BufferUsages::STORAGE,
}
}
}
Expand Down Expand Up @@ -204,7 +219,7 @@ impl<T: ShaderType + WriteInto> DynamicStorageBuffer<T> {
let label = label.map(str::to_string);

if label != self.label {
self.label_changed = true;
self.changed = true;
}

self.label = label;
Expand All @@ -214,18 +229,28 @@ impl<T: ShaderType + WriteInto> DynamicStorageBuffer<T> {
self.label.as_deref()
}

/// Set the buffer usage of the buffer.
///
/// This method only allows addition of flags to the default usage flags.
///
/// The default values for buffer usage are `BufferUsages::COPY_DST` and `BufferUsages::STORAGE`.
pub fn add_usages(&mut self, usage: BufferUsages) {
self.buffer_usage |= usage;
self.changed = true;
}

#[inline]
pub fn write_buffer(&mut self, device: &RenderDevice, queue: &RenderQueue) {
let size = self.scratch.as_ref().len();

if self.capacity < size || self.label_changed {
if self.capacity < size || self.changed {
self.buffer = Some(device.create_buffer_with_data(&BufferInitDescriptor {
label: self.label.as_deref(),
usage: BufferUsages::COPY_DST | BufferUsages::STORAGE,
usage: self.buffer_usage,
contents: self.scratch.as_ref(),
}));
self.capacity = size;
self.label_changed = false;
self.changed = false;
} else if let Some(buffer) = &self.buffer {
queue.write_buffer(buffer, 0, self.scratch.as_ref());
}
Expand Down
51 changes: 38 additions & 13 deletions crates/bevy_render/src/render_resource/uniform_buffer.rs
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,8 @@ pub struct UniformBuffer<T: ShaderType> {
scratch: UniformBufferWrapper<Vec<u8>>,
buffer: Option<Buffer>,
label: Option<String>,
label_changed: bool,
changed: bool,
buffer_usage: BufferUsages,
}

impl<T: ShaderType> From<T> for UniformBuffer<T> {
Expand All @@ -42,7 +43,8 @@ impl<T: ShaderType> From<T> for UniformBuffer<T> {
scratch: UniformBufferWrapper::new(Vec::new()),
buffer: None,
label: None,
label_changed: false,
changed: false,
buffer_usage: BufferUsages::COPY_DST | BufferUsages::UNIFORM,
SpeedRoll marked this conversation as resolved.
Show resolved Hide resolved
}
}
}
Expand All @@ -54,7 +56,8 @@ impl<T: ShaderType + Default> Default for UniformBuffer<T> {
scratch: UniformBufferWrapper::new(Vec::new()),
buffer: None,
label: None,
label_changed: false,
changed: false,
buffer_usage: BufferUsages::COPY_DST | BufferUsages::UNIFORM,
}
}
}
Expand Down Expand Up @@ -89,7 +92,7 @@ impl<T: ShaderType + WriteInto> UniformBuffer<T> {
let label = label.map(str::to_string);

if label != self.label {
self.label_changed = true;
self.changed = true;
}

self.label = label;
Expand All @@ -99,6 +102,16 @@ impl<T: ShaderType + WriteInto> UniformBuffer<T> {
self.label.as_deref()
}

/// Set the buffer usage of the buffer.
///
/// This method only allows addition of flags to the default usage flags.
///
/// The default values for buffer usage are `BufferUsages::COPY_DST` and `BufferUsages::UNIFORM`.
pub fn add_usages(&mut self, usage: BufferUsages) {
self.buffer_usage |= usage;
self.changed = true;
}

/// Queues writing of data from system RAM to VRAM using the [`RenderDevice`](crate::renderer::RenderDevice)
/// and the provided [`RenderQueue`](crate::renderer::RenderQueue), if a GPU-side backing buffer already exists.
///
Expand All @@ -107,13 +120,13 @@ impl<T: ShaderType + WriteInto> UniformBuffer<T> {
pub fn write_buffer(&mut self, device: &RenderDevice, queue: &RenderQueue) {
self.scratch.write(&self.value).unwrap();

if self.label_changed || self.buffer.is_none() {
if self.changed || self.buffer.is_none() {
self.buffer = Some(device.create_buffer_with_data(&BufferInitDescriptor {
label: self.label.as_deref(),
usage: BufferUsages::COPY_DST | BufferUsages::UNIFORM,
usage: self.buffer_usage,
contents: self.scratch.as_ref(),
}));
self.label_changed = false;
self.changed = false;
} else if let Some(buffer) = &self.buffer {
queue.write_buffer(buffer, 0, self.scratch.as_ref());
}
Expand Down Expand Up @@ -145,7 +158,8 @@ pub struct DynamicUniformBuffer<T: ShaderType> {
buffer: Option<Buffer>,
capacity: usize,
label: Option<String>,
label_changed: bool,
changed: bool,
buffer_usage: BufferUsages,
}

impl<T: ShaderType> Default for DynamicUniformBuffer<T> {
Expand All @@ -156,7 +170,8 @@ impl<T: ShaderType> Default for DynamicUniformBuffer<T> {
buffer: None,
capacity: 0,
label: None,
label_changed: false,
changed: false,
buffer_usage: BufferUsages::COPY_DST | BufferUsages::UNIFORM,
SpeedRoll marked this conversation as resolved.
Show resolved Hide resolved
}
}
}
Expand Down Expand Up @@ -198,7 +213,7 @@ impl<T: ShaderType + WriteInto> DynamicUniformBuffer<T> {
let label = label.map(str::to_string);

if label != self.label {
self.label_changed = true;
self.changed = true;
}

self.label = label;
Expand All @@ -208,6 +223,16 @@ impl<T: ShaderType + WriteInto> DynamicUniformBuffer<T> {
self.label.as_deref()
}

/// Set the buffer usage of the buffer.
///
/// This method only allows addition of flags to the default usage flags.
///
/// The default values for buffer usage are `BufferUsages::COPY_DST` and `BufferUsages::UNIFORM`.
pub fn add_usages(&mut self, usage: BufferUsages) {
self.buffer_usage |= usage;
self.changed = true;
}

/// Queues writing of data from system RAM to VRAM using the [`RenderDevice`](crate::renderer::RenderDevice)
/// and the provided [`RenderQueue`](crate::renderer::RenderQueue).
///
Expand All @@ -217,14 +242,14 @@ impl<T: ShaderType + WriteInto> DynamicUniformBuffer<T> {
pub fn write_buffer(&mut self, device: &RenderDevice, queue: &RenderQueue) {
let size = self.scratch.as_ref().len();

if self.capacity < size || self.label_changed {
if self.capacity < size || self.changed {
self.buffer = Some(device.create_buffer_with_data(&BufferInitDescriptor {
label: self.label.as_deref(),
usage: BufferUsages::COPY_DST | BufferUsages::UNIFORM,
usage: self.buffer_usage,
contents: self.scratch.as_ref(),
}));
self.capacity = size;
self.label_changed = false;
self.changed = false;
} else if let Some(buffer) = &self.buffer {
queue.write_buffer(buffer, 0, self.scratch.as_ref());
}
Expand Down