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vulkan: store out vertices in buffer

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This commit is contained in:
Julian Orth 2025-02-27 16:14:22 +01:00
parent 10be846e4c
commit 73611fd287
4 changed files with 34 additions and 31 deletions
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45
src/gfx_apis/vulkan/renderer.rs
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@ -164,6 +164,7 @@ pub(super) struct Memory {
fill_targets: Vec<Point>,
tex_targets: Vec<[Point; 2]>,
data_buffer: Vec<u8>,
out_address: DeviceAddress,
}
type Point = [[f32; 2]; 4];
@ -644,6 +645,17 @@ impl VulkanRenderer {
zone!("create_data_buffer");
let memory = &mut *self.memory.borrow_mut();
let buf = &mut memory.data_buffer;
{
memory.out_address = buf.len() as _;
for region in &memory.paint_regions[RenderPass::BlendBuffer] {
buf.extend_from_slice(uapi::as_bytes(&[
[region.x2, region.y1],
[region.x1, region.y1],
[region.x2, region.y2],
[region.x1, region.y2],
]));
}
}
if buf.is_empty() {
return Ok(());
}
@ -661,6 +673,7 @@ impl VulkanRenderer {
}
}
}
memory.out_address += buffer.buffer.address;
memory.used_buffers.push(buffer);
Ok(())
}
@ -1075,6 +1088,10 @@ impl VulkanRenderer {
out
}
};
let push = OutPushConstants {
vertices: memory.out_address,
};
let instances = memory.paint_regions[RenderPass::BlendBuffer].len() as u32;
let dev = &self.device.device;
unsafe {
dev.cmd_bind_pipeline(buf, PipelineBindPoint::GRAPHICS, pipeline.pipeline);
@ -1086,26 +1103,14 @@ impl VulkanRenderer {
&[1],
&[bb.descriptor_buffer_offset.get()],
);
}
for region in &memory.paint_regions[RenderPass::BlendBuffer] {
let push = OutPushConstants {
pos: [
[region.x2, region.y1],
[region.x1, region.y1],
[region.x2, region.y2],
[region.x1, region.y2],
],
};
unsafe {
dev.cmd_push_constants(
buf,
pipeline.pipeline_layout,
ShaderStageFlags::VERTEX | ShaderStageFlags::FRAGMENT,
0,
uapi::as_bytes(&push),
);
dev.cmd_draw(buf, 4, 1, 0, 0);
}
dev.cmd_push_constants(
buf,
pipeline.pipeline_layout,
ShaderStageFlags::VERTEX | ShaderStageFlags::FRAGMENT,
0,
uapi::as_bytes(&push),
);
dev.cmd_draw(buf, 4, instances, 0, 0);
}
Ok(())
}