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nak: Move NIR enum translation out of nak_sph.rs

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Better to keep all the NIR stuff together.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24998>
This commit is contained in:
Faith Ekstrand 2023-09-26 12:27:49 -05:00 • committed by Marge Bot
parent 145213fd2c
commit 40ec7efa07
2 changed files with 19 additions and 30 deletions
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24
src/nouveau/compiler/nak_from_nir.rs
View file

@ -43,13 +43,19 @@ fn init_info_from_nir(nir: &nir_shader, sm: u8) -> ShaderInfo {
MESA_SHADER_FRAGMENT => ShaderStageInfo::Fragment,
MESA_SHADER_GEOMETRY => {
let info_gs = unsafe { &nir.info.__bindgen_anon_1.gs };
let output_topology = match info_gs.input_primitive {
MESA_PRIM_POINTS => OutputTopology::PointList,
MESA_PRIM_TRIANGLES | MESA_PRIM_LINE_STRIP => {
OutputTopology::LineStrip
}
MESA_PRIM_TRIANGLE_STRIP => OutputTopology::TriangleStrip,
_ => panic!("Invalid GS input primitive"),
};
ShaderStageInfo::Geometry(GeometryShaderInfo {
stream_out_mask: info_gs.active_stream_mask(),
threads_per_input_primitive: info_gs.invocations,
output_topology: OutputTopology::from(
info_gs.input_primitive,
),
output_topology: output_topology,
max_output_vertex_count: info_gs.vertices_out,
})
}
@ -1457,6 +1463,16 @@ impl<'a> ShaderFromNir<'a> {
nir_intrinsic_load_barycentric_sample => {
(InterpFreq::Pass, InterpLoc::Centroid)
}
_ => panic!("Unsupported barycentric"),
};
let interp_mode = match bary.interp_mode() {
INTERP_MODE_NONE | INTERP_MODE_SMOOTH => {
PixelImap::Perspective
}
INTERP_MODE_FLAT => PixelImap::Constant,
INTERP_MODE_NOPERSPECTIVE => PixelImap::ScreenLinear,
INTERP_MODE_EXPLICIT => PixelImap::Unused,
_ => panic!("Unsupported interp mode"),
};
@ -1472,8 +1488,6 @@ impl<'a> ShaderFromNir<'a> {
_ => panic!("Unsupported interp mode"),
};
let interp_mode = PixelImap::from(bary.interp_mode());
assert!(intrin.def.bit_size() == 32);
let dst =
b.alloc_ssa(RegFile::GPR, intrin.def.num_components());

25
src/nouveau/compiler/nak_sph.rs
View file

@ -50,19 +50,6 @@ pub enum OutputTopology {
TriangleStrip,
}
impl From<mesa_prim> for OutputTopology {
fn from(value: mesa_prim) -> Self {
match value {
MESA_PRIM_POINTS => OutputTopology::PointList,
MESA_PRIM_TRIANGLES | MESA_PRIM_LINE_STRIP => {
OutputTopology::LineStrip
}
MESA_PRIM_TRIANGLE_STRIP => OutputTopology::TriangleStrip,
_ => panic!("Invalid mesa_prim {}", value),
}
}
}
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum PixelImap {
Unused,
@ -71,18 +58,6 @@ pub enum PixelImap {
ScreenLinear,
}
impl From<glsl_interp_mode> for PixelImap {
fn from(value: glsl_interp_mode) -> Self {
match value {
INTERP_MODE_NONE | INTERP_MODE_SMOOTH => PixelImap::Perspective,
INTERP_MODE_FLAT => PixelImap::Constant,
INTERP_MODE_NOPERSPECTIVE => PixelImap::ScreenLinear,
INTERP_MODE_EXPLICIT => PixelImap::Unused,
_ => panic!("Unsupported INTERP_MODE"),
}
}
}
impl From<PixelImap> for u8 {
fn from(value: PixelImap) -> u8 {
match value {