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vulkan: create separate pipelines for opaque and alpha textures

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This commit is contained in:
Julian Orth 2024-03-18 10:34:56 +01:00
parent f8de2ec935
commit 0e5e16c2f0
1 changed files with 21 additions and 10 deletions
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31
src/gfx_apis/vulkan/renderer.rs
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@ -56,7 +56,8 @@ pub struct VulkanRenderer {
pub(super) formats: Rc<AHashMap<u32, GfxFormat>>,
pub(super) device: Rc<VulkanDevice>,
pub(super) fill_pipeline: Rc<VulkanPipeline>,
pub(super) tex_pipeline: Rc<VulkanPipeline>,
pub(super) tex_opaque_pipeline: Rc<VulkanPipeline>,
pub(super) tex_alpha_pipeline: Rc<VulkanPipeline>,
pub(super) command_pool: Rc<VulkanCommandPool>,
pub(super) command_buffers: Stack<Rc<VulkanCommandBuffer>>,
pub(super) wait_semaphores: Stack<Rc<VulkanSemaphore>>,
@ -104,13 +105,18 @@ impl VulkanDevice {
)?;
let sampler = self.create_sampler()?;
let tex_descriptor_set_layout = self.create_descriptor_set_layout(&sampler)?;
let tex_pipeline =
let tex_vert_shader = self.create_shader(TEX_VERT)?;
let tex_frag_shader = self.create_shader(TEX_FRAG)?;
let create_tex_pipeline = |alpha| {
self.create_pipeline::<TexVertPushConstants, ()>(PipelineCreateInfo {
vert: self.create_shader(TEX_VERT)?,
frag: self.create_shader(TEX_FRAG)?,
alpha: true,
vert: tex_vert_shader.clone(),
frag: tex_frag_shader.clone(),
alpha,
frag_descriptor_set_layout: Some(tex_descriptor_set_layout.clone()),
})?;
})
};
let tex_opaque_pipeline = create_tex_pipeline(false)?;
let tex_alpha_pipeline = create_tex_pipeline(true)?;
let command_pool = self.create_command_pool()?;
let formats: AHashMap<u32, _> = self
.formats
@ -141,7 +147,8 @@ impl VulkanDevice {
formats: Rc::new(formats),
device: self.clone(),
fill_pipeline,
tex_pipeline,
tex_opaque_pipeline,
tex_alpha_pipeline,
command_pool,
command_buffers: Default::default(),
wait_semaphores: Default::default(),
@ -425,7 +432,11 @@ impl VulkanRenderer {
}
GfxApiOpt::CopyTexture(c) => {
let tex = c.tex.as_vk(&self.device.device);
bind(&self.tex_pipeline);
let pipeline = match tex.format.has_alpha {
true => &self.tex_alpha_pipeline,
false => &self.tex_opaque_pipeline,
};
bind(pipeline);
let vert = TexVertPushConstants {
pos: c.target.to_points(),
tex_pos: c.source.to_points(),
@ -441,13 +452,13 @@ impl VulkanRenderer {
self.device.push_descriptor.cmd_push_descriptor_set(
buf,
PipelineBindPoint::GRAPHICS,
self.tex_pipeline.pipeline_layout,
pipeline.pipeline_layout,
0,
slice::from_ref(&write_descriptor_set),
);
dev.cmd_push_constants(
buf,
self.tex_pipeline.pipeline_layout,
pipeline.pipeline_layout,
ShaderStageFlags::VERTEX,
0,
uapi::as_bytes(&vert),