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Make assertions more verbose in src/command

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This contributes to #485
This commit is contained in:
Paul Kernfeld
2020-05-02 13:16:09 -04:00
committed by Dzmitry Malyshau
parent fa7b04d0ea
commit 2f0d62c54c
3 changed files with 106 additions and 25 deletions
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16
wgpu-core/src/command/mod.rs
View File

@@ -46,7 +46,12 @@ impl<T> PhantomSlice<T> {
let aligned = pointer.add(align_offset);
let size = count * mem::size_of::<T>();
let end = aligned.add(size);
assert!(end <= bound);
assert!(
end <= bound,
"End of phantom slice ({:?}) exceeds bound ({:?})",
end,
bound
);
(end, slice::from_raw_parts(aligned as *const T, count))
}
}
@@ -90,7 +95,12 @@ impl RawPass {
pub unsafe fn into_vec(self) -> (Vec<u8>, id::CommandEncoderId) {
let size = self.size();
assert!(size <= self.capacity);
assert!(
size <= self.capacity,
"Size of RawPass ({}) exceeds capacity ({})",
size,
self.capacity
);
let vec = Vec::from_raw_parts(self.base, size, self.capacity);
(vec, self.parent)
}
@@ -236,7 +246,7 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
//TODO: actually close the last recorded command buffer
let (mut comb_guard, _) = hub.command_buffers.write(&mut token);
let comb = &mut comb_guard[encoder_id];
assert!(comb.is_recording);
assert!(comb.is_recording, "Command buffer must be recording");
comb.is_recording = false;
// stop tracking the swapchain image, if used
if let Some((ref sc_id, _)) = comb.used_swap_chain {

63
wgpu-core/src/command/render.rs
View File

@@ -326,7 +326,12 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
let raw_data_end = unsafe { raw_data.as_ptr().add(raw_data.len()) };
let mut targets: RawRenderTargets = unsafe { mem::zeroed() };
assert!(unsafe { peeker.add(RawRenderTargets::max_size()) <= raw_data_end });
assert!(
unsafe { peeker.add(RawRenderTargets::max_size()) <= raw_data_end },
"RawRenderTargets (size {}) is too big to fit within raw_data (size {})",
RawRenderTargets::max_size(),
raw_data.len()
);
peeker = unsafe { RawRenderTargets::peek_from(peeker, &mut targets) };
let color_attachments = targets
@@ -401,7 +406,7 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
.use_extend(&*view_guard, at.attachment, (), ())
.unwrap();
if let Some(ex) = extent {
assert_eq!(ex, view.extent);
assert_eq!(ex, view.extent, "Extent state must match extent from view");
} else {
extent = Some(view.extent);
}
@@ -455,7 +460,7 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
.use_extend(&*view_guard, at.attachment, (), ())
.unwrap();
if let Some(ex) = extent {
assert_eq!(ex, view.extent);
assert_eq!(ex, view.extent, "Extent state must match extent from view");
} else {
extent = Some(view.extent);
}
@@ -481,7 +486,10 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
}
TextureViewInner::SwapChain { ref source_id, .. } => {
if let Some((ref sc_id, _)) = cmb.used_swap_chain {
assert_eq!(source_id.value, sc_id.value);
assert_eq!(
source_id.value, sc_id.value,
"Texture view's swap chain must match swap chain in use"
);
} else {
assert!(used_swap_chain.is_none());
used_swap_chain = Some(source_id.clone());
@@ -513,7 +521,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
.views
.use_extend(&*view_guard, resolve_target, (), ())
.unwrap();
assert_eq!(extent, Some(view.extent));
assert_eq!(
extent,
Some(view.extent),
"Extent state must match extent from view"
);
assert_eq!(
view.samples, 1,
"All resolve_targets must have a sample_count of 1"
@@ -536,7 +548,10 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
}
TextureViewInner::SwapChain { ref source_id, .. } => {
if let Some((ref sc_id, _)) = cmb.used_swap_chain {
assert_eq!(source_id.value, sc_id.value);
assert_eq!(
source_id.value, sc_id.value,
"Texture view's swap chain must match swap chain in use"
);
} else {
assert!(used_swap_chain.is_none());
used_swap_chain = Some(source_id.clone());
@@ -569,7 +584,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
for (source_id, view_range, consistent_usage) in output_attachments {
let texture = &texture_guard[source_id.value];
assert!(texture.usage.contains(TextureUsage::OUTPUT_ATTACHMENT));
assert!(
texture.usage.contains(TextureUsage::OUTPUT_ATTACHMENT),
"Texture usage {:?} must contain the usage flag OUTPUT_ATTACHMENT",
texture.usage
);
let usage = consistent_usage.unwrap_or(TextureUsage::OUTPUT_ATTACHMENT);
// this is important to record the `first` state.
@@ -617,8 +636,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
} else {
let sample_count_check =
view_guard[color_attachments[i].attachment].samples;
assert!(sample_count_check > 1,
"RenderPassColorAttachmentDescriptor with a resolve_target must have an attachment with sample_count > 1");
assert!(
sample_count_check > 1,
"RenderPassColorAttachmentDescriptor with a resolve_target must have an attachment with sample_count > 1, had a sample count of {}",
sample_count_check
);
resolve_ids.push((
attachment_index,
hal::image::Layout::ColorAttachmentOptimal,
@@ -819,7 +841,12 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
first_instance: 0,
};
loop {
assert!(unsafe { peeker.add(RenderCommand::max_size()) } <= raw_data_end);
assert!(
unsafe { peeker.add(RenderCommand::max_size()) <= raw_data_end },
"RenderCommand (size {}) is too big to fit within raw_data (size {})",
RenderCommand::max_size(),
raw_data.len()
);
peeker = unsafe { RenderCommand::peek_from(peeker, &mut command) };
match command {
RenderCommand::SetBindGroup {
@@ -1095,11 +1122,15 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
state.is_ready().unwrap();
assert!(
first_vertex + vertex_count <= state.vertex.vertex_limit,
"Vertex out of range!"
"Vertex {} extends beyond limit {}",
first_vertex + vertex_count,
state.vertex.vertex_limit
);
assert!(
first_instance + instance_count <= state.vertex.instance_limit,
"Instance out of range!"
"Instance {} extends beyond limit {}",
first_instance + instance_count,
state.vertex.instance_limit
);
unsafe {
@@ -1121,11 +1152,15 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
//TODO: validate that base_vertex + max_index() is within the provided range
assert!(
first_index + index_count <= state.index.limit,
"Index out of range!"
"Index {} extends beyond limit {}",
first_index + index_count,
state.index.limit
);
assert!(
first_instance + instance_count <= state.vertex.instance_limit,
"Instance out of range!"
"Instance {} extends beyond limit {}",
first_instance + instance_count,
state.vertex.instance_limit
);
unsafe {

52
wgpu-core/src/command/transfer.rs
View File

@@ -93,7 +93,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
cmb.trackers
.buffers
.use_replace(&*buffer_guard, source, (), BufferUsage::COPY_SRC);
assert!(src_buffer.usage.contains(BufferUsage::COPY_SRC));
assert!(
src_buffer.usage.contains(BufferUsage::COPY_SRC),
"Source buffer usage {:?} must contain usage flag COPY_SRC",
src_buffer.usage
);
barriers.extend(src_pending.map(|pending| pending.into_hal(src_buffer)));
let (dst_buffer, dst_pending) = cmb.trackers.buffers.use_replace(
@@ -102,7 +106,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
(),
BufferUsage::COPY_DST,
);
assert!(dst_buffer.usage.contains(BufferUsage::COPY_DST));
assert!(
dst_buffer.usage.contains(BufferUsage::COPY_DST),
"Destination buffer usage {:?} must contain usage flag COPY_DST",
dst_buffer.usage
);
barriers.extend(dst_pending.map(|pending| pending.into_hal(dst_buffer)));
let region = hal::command::BufferCopy {
@@ -159,7 +167,13 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
.bits as u32
/ BITS_PER_BYTE;
let buffer_width = source.bytes_per_row / bytes_per_texel;
assert_eq!(source.bytes_per_row % bytes_per_texel, 0);
assert_eq!(
source.bytes_per_row % bytes_per_texel,
0,
"Source bytes per row ({}) must be a multiple of bytes per texel ({})",
source.bytes_per_row,
bytes_per_texel
);
let region = hal::command::BufferImageCopy {
buffer_offset: source.offset,
buffer_width,
@@ -206,7 +220,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
source.to_selector(aspects),
TextureUsage::COPY_SRC,
);
assert!(src_texture.usage.contains(TextureUsage::COPY_SRC));
assert!(
src_texture.usage.contains(TextureUsage::COPY_SRC),
"Source texture usage ({:?}) must contain usage flag COPY_SRC",
src_texture.usage
);
let src_barriers = src_pending.map(|pending| pending.into_hal(src_texture));
let (dst_buffer, dst_barriers) = cmb.trackers.buffers.use_replace(
@@ -215,7 +233,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
(),
BufferUsage::COPY_DST,
);
assert!(dst_buffer.usage.contains(BufferUsage::COPY_DST));
assert!(
dst_buffer.usage.contains(BufferUsage::COPY_DST),
"Destination buffer usage {:?} must contain usage flag COPY_DST",
dst_buffer.usage
);
let dst_barrier = dst_barriers.map(|pending| pending.into_hal(dst_buffer));
let bytes_per_texel = conv::map_texture_format(src_texture.format, cmb.private_features)
@@ -223,7 +245,13 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
.bits as u32
/ BITS_PER_BYTE;
let buffer_width = destination.bytes_per_row / bytes_per_texel;
assert_eq!(destination.bytes_per_row % bytes_per_texel, 0);
assert_eq!(
destination.bytes_per_row % bytes_per_texel,
0,
"Destination bytes per row ({}) must be a multiple of bytes per texel ({})",
destination.bytes_per_row,
bytes_per_texel
);
let region = hal::command::BufferImageCopy {
buffer_offset: destination.offset,
buffer_width,
@@ -275,7 +303,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
source.to_selector(aspects),
TextureUsage::COPY_SRC,
);
assert!(src_texture.usage.contains(TextureUsage::COPY_SRC));
assert!(
src_texture.usage.contains(TextureUsage::COPY_SRC),
"Source texture usage {:?} must contain usage flag COPY_SRC",
src_texture.usage
);
barriers.extend(src_pending.map(|pending| pending.into_hal(src_texture)));
let (dst_texture, dst_pending) = cmb.trackers.textures.use_replace(
@@ -284,7 +316,11 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
destination.to_selector(aspects),
TextureUsage::COPY_DST,
);
assert!(dst_texture.usage.contains(TextureUsage::COPY_DST));
assert!(
dst_texture.usage.contains(TextureUsage::COPY_DST),
"Destination texture usage {:?} must contain usage flag COPY_DST",
dst_texture.usage
);
barriers.extend(dst_pending.map(|pending| pending.into_hal(dst_texture)));
let region = hal::command::ImageCopy {