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wayland: implement alpha_modifier_v1

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This commit is contained in:
Julian Orth 2024-03-18 19:18:30 +01:00
parent 131f0481e8
commit ff54a8ab96
37 changed files with 655 additions and 89 deletions
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66
src/gfx_apis/vulkan/renderer.rs
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@ -15,8 +15,9 @@ use {
pipeline::{PipelineCreateInfo, VulkanPipeline},
semaphore::VulkanSemaphore,
shaders::{
FillFragPushConstants, FillVertPushConstants, TexVertPushConstants, FILL_FRAG,
FILL_VERT, TEX_FRAG, TEX_VERT,
FillFragPushConstants, FillVertPushConstants, TexFragPushConstants,
TexVertPushConstants, VulkanShader, FILL_FRAG, FILL_VERT, TEX_FRAG,
TEX_FRAG_MULT_ALPHA, TEX_FRAG_MULT_OPAQUE, TEX_VERT,
},
staging::VulkanStagingBuffer,
VulkanError,
@ -41,6 +42,7 @@ use {
},
Device,
},
enum_map::{enum_map, Enum, EnumMap},
isnt::std_1::collections::IsntHashMapExt,
std::{
cell::{Cell, RefCell},
@ -56,8 +58,7 @@ pub struct VulkanRenderer {
pub(super) formats: Rc<AHashMap<u32, GfxFormat>>,
pub(super) device: Rc<VulkanDevice>,
pub(super) fill_pipeline: Rc<VulkanPipeline>,
pub(super) tex_opaque_pipeline: Rc<VulkanPipeline>,
pub(super) tex_alpha_pipeline: Rc<VulkanPipeline>,
pub(super) tex_pipelines: EnumMap<TexCopyType, EnumMap<TexSourceType, Rc<VulkanPipeline>>>,
pub(super) command_pool: Rc<VulkanCommandPool>,
pub(super) command_buffers: Stack<Rc<VulkanCommandBuffer>>,
pub(super) wait_semaphores: Stack<Rc<VulkanSemaphore>>,
@ -76,6 +77,18 @@ pub(super) struct UsedTexture {
release_sync: ReleaseSync,
}
#[derive(Enum)]
pub(super) enum TexCopyType {
Identity,
Multiply,
}
#[derive(Enum)]
pub(super) enum TexSourceType {
Opaque,
HasAlpha,
}
#[derive(Default)]
pub(super) struct Memory {
sample: Vec<Rc<VulkanImage>>,
@ -115,6 +128,8 @@ impl VulkanDevice {
let tex_descriptor_set_layout = self.create_descriptor_set_layout(&sampler)?;
let tex_vert_shader = self.create_shader(TEX_VERT)?;
let tex_frag_shader = self.create_shader(TEX_FRAG)?;
let tex_frag_mult_opaque_shader = self.create_shader(TEX_FRAG_MULT_OPAQUE)?;
let tex_frag_mult_alpha_shader = self.create_shader(TEX_FRAG_MULT_ALPHA)?;
let create_tex_pipeline = |alpha| {
self.create_pipeline::<TexVertPushConstants, ()>(PipelineCreateInfo {
vert: tex_vert_shader.clone(),
@ -123,8 +138,18 @@ impl VulkanDevice {
frag_descriptor_set_layout: Some(tex_descriptor_set_layout.clone()),
})
};
let create_tex_mult_pipeline = |frag: &Rc<VulkanShader>| {
self.create_pipeline::<TexVertPushConstants, TexFragPushConstants>(PipelineCreateInfo {
vert: tex_vert_shader.clone(),
frag: frag.clone(),
alpha: true,
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 tex_mult_opaque_pipeline = create_tex_mult_pipeline(&tex_frag_mult_opaque_shader)?;
let tex_mult_alpha_pipeline = create_tex_mult_pipeline(&tex_frag_mult_alpha_shader)?;
let command_pool = self.create_command_pool()?;
let formats: AHashMap<u32, _> = self
.formats
@ -155,8 +180,16 @@ impl VulkanDevice {
formats: Rc::new(formats),
device: self.clone(),
fill_pipeline,
tex_opaque_pipeline,
tex_alpha_pipeline,
tex_pipelines: enum_map! {
TexCopyType::Identity => enum_map! {
TexSourceType::HasAlpha => tex_alpha_pipeline.clone(),
TexSourceType::Opaque => tex_opaque_pipeline.clone(),
},
TexCopyType::Multiply => enum_map! {
TexSourceType::HasAlpha => tex_mult_alpha_pipeline.clone(),
TexSourceType::Opaque => tex_mult_opaque_pipeline.clone(),
},
},
command_pool,
command_buffers: Default::default(),
wait_semaphores: Default::default(),
@ -449,10 +482,15 @@ impl VulkanRenderer {
}
GfxApiOpt::CopyTexture(c) => {
let tex = c.tex.as_vk(&self.device.device);
let pipeline = match tex.format.has_alpha {
true => &self.tex_alpha_pipeline,
false => &self.tex_opaque_pipeline,
let copy_type = match c.alpha.is_some() {
true => TexCopyType::Multiply,
false => TexCopyType::Identity,
};
let source_type = match tex.format.has_alpha {
true => TexSourceType::HasAlpha,
false => TexSourceType::Opaque,
};
let pipeline = &self.tex_pipelines[copy_type][source_type];
bind(pipeline);
let vert = TexVertPushConstants {
pos: c.target.to_points(),
@ -480,6 +518,16 @@ impl VulkanRenderer {
0,
uapi::as_bytes(&vert),
);
if let Some(alpha) = c.alpha {
let frag = TexFragPushConstants { alpha };
dev.cmd_push_constants(
buf,
pipeline.pipeline_layout,
ShaderStageFlags::FRAGMENT,
mem::size_of_val(&vert) as _,
uapi::as_bytes(&frag),
);
}
dev.cmd_draw(buf, 4, 1, 0, 0);
}
}