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ShaderPackage: Begin reading additional data

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We do not yet act on it, but this can be used in the future.
This commit is contained in:
Joshua Goins 2024-11-03 11:00:07 -05:00
parent d75cbfb0e4
commit 16e4db2a00
1 changed files with 12 additions and 5 deletions
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17
src/shpk.rs
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@ -34,7 +34,8 @@ pub struct ResourceParameter {
#[binread]
#[br(little, import {
shader_data_offset: u32,
strings_offset: u32
strings_offset: u32,
is_vertex: bool
})]
#[derive(Debug)]
#[allow(unused)]
@ -56,8 +57,14 @@ pub struct Shader {
#[br(args { count: texture_count as usize, inner: ResourceParameterBinReadArgs { strings_offset }})]
pub texture_parameters: Vec<ResourceParameter>,
/// The HLSL bytecode of this shader. The DX level used varies.
/// Additional data specific to the shader type
#[br(seek_before = SeekFrom::Start(shader_data_offset as u64 + data_offset as u64))]
#[br(count = if is_vertex { shader_data_offset } else { 0 } )]
#[br(restore_position)]
pub additional_data: Vec<u8>,
/// The HLSL bytecode of this shader. The DX level used varies.
#[br(seek_before = SeekFrom::Start(shader_data_offset as u64 + data_offset as u64 + if is_vertex { 8 } else { 0 } ))]
#[br(count = data_size)]
#[br(restore_position)]
pub bytecode: Vec<u8>,
@ -167,9 +174,9 @@ pub struct ShaderPackage {
node_alias_count: u32,
// TODO: dx9 needs 4 bytes of padding, dx11 is 8 (correct)
#[br(args { count: vertex_shader_count as usize, inner : ShaderBinReadArgs { shader_data_offset: shader_data_offset + 8, strings_offset }})]
#[br(args { count: vertex_shader_count as usize, inner : ShaderBinReadArgs { is_vertex: true, shader_data_offset, strings_offset }})]
pub vertex_shaders: Vec<Shader>,
#[br(args { count: pixel_shader_count as usize, inner: ShaderBinReadArgs { shader_data_offset, strings_offset } })]
#[br(args { count: pixel_shader_count as usize, inner: ShaderBinReadArgs { is_vertex: false, shader_data_offset, strings_offset } })]
pub pixel_shaders: Vec<Shader>,
#[br(count = material_parameter_count)]
@ -198,7 +205,7 @@ pub struct ShaderPackage {
pub sub_view_key2_default: u32,
#[br(args { count: node_count as usize, inner: NodeBinReadArgs { system_key_count, scene_key_count, material_key_count, subview_key_count: 2 }})]
nodes: Vec<Node>,
pub nodes: Vec<Node>,
#[br(ignore)]
node_selectors: Vec<(u32, u32)>,