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Merged
schell merged 3 commits into from
Mar 3, 2025
Merged

chore: handrolled cubemap sampling #159

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1229a30
WIP
schell Feb 22, 2025
8803520
move stage's render of objects to StageRendering to reuse in SceneCub…
schell Feb 24, 2025
767d023
chore: hand rolled cubemap sampling
schell Mar 3, 2025
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Binary file modified blender/shadow_mapping_points.blend
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Binary file added crates/renderling/shaders/cubemap-cubemap_sampling_test_fragment.spv
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21 changes: 21 additions & 0 deletions crates/renderling/shaders/cubemap-cubemap_sampling_test_fragment.wgsl
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
@group(0) @binding(2)
var global: sampler;
var<private> global_1: vec4<f32>;
var<private> global_2: vec3<f32>;
@group(0) @binding(1)
var global_3: texture_cube<f32>;

fn function() {
let _e4 = global_2;
let _e5 = textureSample(global_3, global, _e4);
global_1 = _e5;
return;
}

@fragment
fn cubemapcubemap_sampling_test_fragment(@location(0) param: vec3<f32>) -> @location(0) vec4<f32> {
global_2 = param;
function();
let _e3 = global_1;
return _e3;
}
Binary file added crates/renderling/shaders/cubemap-cubemap_sampling_test_vertex.spv
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47 changes: 47 additions & 0 deletions crates/renderling/shaders/cubemap-cubemap_sampling_test_vertex.wgsl
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Original file line number Diff line number Diff line change
@@ -0,0 +1,47 @@
struct type_11 {
member: vec3<f32>,
}

struct VertexOutput {
@location(0) member: vec3<f32>,
@builtin(position) member_1: vec4<f32>,
}

var<private> global: u32;
@group(0) @binding(0)
var<storage> global_1: type_11;
var<private> global_2: vec4<f32> = vec4<f32>(0f, 0f, 0f, 1f);
var<private> global_3: vec3<f32>;

fn function() {
var local: array<vec4<f32>, 6>;

switch bitcast<i32>(0u) {
default: {
let _e16 = global;
let _e18 = (_e16 % 6u);
local = array<vec4<f32>, 6>(vec4<f32>(-1f, -1f, 0.5f, 1f), vec4<f32>(1f, -1f, 0.5f, 1f), vec4<f32>(1f, 1f, 0.5f, 1f), vec4<f32>(1f, 1f, 0.5f, 1f), vec4<f32>(-1f, 1f, 0.5f, 1f), vec4<f32>(-1f, -1f, 0.5f, 1f));
if (_e18 < 6u) {
} else {
break;
}
let _e21 = local[_e18];
global_2 = _e21;
let _e22 = global_1.member;
global_3 = _e22;
break;
}
}
return;
}

@vertex
fn cubemapcubemap_sampling_test_vertex(@builtin(vertex_index) param: u32) -> VertexOutput {
global = param;
function();
let _e5 = global_2.y;
global_2.y = -(_e5);
let _e7 = global_3;
let _e8 = global_2;
return VertexOutput(_e7, _e8);
}
Binary file modified crates/renderling/shaders/ibl-diffuse_irradiance-di_convolution_fragment.spv
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96 changes: 48 additions & 48 deletions crates/renderling/shaders/ibl-diffuse_irradiance-di_convolution_fragment.wgsl
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Original file line number Diff line number Diff line change
Expand Up @@ -9,19 +9,19 @@ fn function() {
var phi_273_: vec3<f32>;
var phi_308_: vec3<f32>;
var phi_343_: vec3<f32>;
var phi_138_: vec3<f32>;
var phi_141_: f32;
var phi_143_: f32;
var phi_153_: vec3<f32>;
var phi_156_: f32;
var phi_158_: f32;
var phi_146_: vec3<f32>;
var phi_149_: f32;
var phi_151_: f32;
var phi_161_: vec3<f32>;
var phi_164_: f32;
var phi_166_: f32;
var phi_378_: vec3<f32>;
var phi_154_: vec3<f32>;
var phi_157_: f32;
var phi_159_: f32;
var phi_139_: vec3<f32>;
var phi_142_: f32;
var phi_144_: f32;
var phi_162_: vec3<f32>;
var phi_165_: f32;
var phi_167_: f32;
var phi_147_: vec3<f32>;
var phi_150_: f32;
var phi_152_: f32;
var local: f32;
var local_1: vec3<f32>;
var local_2: vec3<f32>;
Expand Down Expand Up @@ -56,26 +56,26 @@ fn function() {
phi_343_ = (vec3<f32>(_e45, _e49, _e52) * (1f / _e57));
}
let _e62 = phi_343_;
phi_138_ = vec3<f32>(0f, 0f, 0f);
phi_141_ = 0f;
phi_143_ = 0f;
phi_146_ = vec3<f32>(0f, 0f, 0f);
phi_149_ = 0f;
phi_151_ = 0f;
loop {
let _e64 = phi_138_;
let _e66 = phi_141_;
let _e68 = phi_143_;
let _e64 = phi_146_;
let _e66 = phi_149_;
let _e68 = phi_151_;
local = _e68;
local_1 = _e64;
local_2 = _e64;
local_3 = _e64;
let _e69 = (_e66 < 6.2831855f);
if _e69 {
phi_153_ = _e64;
phi_156_ = 0f;
phi_158_ = _e68;
phi_161_ = _e64;
phi_164_ = 0f;
phi_166_ = _e68;
loop {
let _e71 = phi_153_;
let _e73 = phi_156_;
let _e75 = phi_158_;
let _e71 = phi_161_;
let _e73 = phi_164_;
let _e75 = phi_166_;
local_4 = _e71;
local_5 = _e75;
let _e76 = (_e73 < 1.5707964f);
Expand All @@ -95,43 +95,43 @@ fn function() {
}
let _e104 = phi_378_;
let _e105 = textureSample(global_3, global_2, _e104);
phi_154_ = vec3<f32>(fma((_e105.x * _e82), _e77, _e71.x), fma((_e105.y * _e82), _e77, _e71.y), fma((_e105.z * _e82), _e77, _e71.z));
phi_157_ = (_e73 + 0.025f);
phi_159_ = (_e75 + 1f);
phi_162_ = vec3<f32>(fma((_e105.x * _e82), _e77, _e71.x), fma((_e105.y * _e82), _e77, _e71.y), fma((_e105.z * _e82), _e77, _e71.z));
phi_165_ = (_e73 + 0.025f);
phi_167_ = (_e75 + 1f);
} else {
phi_154_ = vec3<f32>();
phi_157_ = f32();
phi_159_ = f32();
phi_162_ = vec3<f32>();
phi_165_ = f32();
phi_167_ = f32();
}
let _e122 = phi_154_;
let _e124 = phi_157_;
let _e126 = phi_159_;
let _e122 = phi_162_;
let _e124 = phi_165_;
let _e126 = phi_167_;
continue;
continuing {
phi_153_ = _e122;
phi_156_ = _e124;
phi_158_ = _e126;
phi_161_ = _e122;
phi_164_ = _e124;
phi_166_ = _e126;
break if !(_e76);
}
}
let _e167 = local_4;
phi_139_ = _e167;
phi_142_ = (_e66 + 0.025f);
phi_147_ = _e167;
phi_150_ = (_e66 + 0.025f);
let _e171 = local_5;
phi_144_ = _e171;
phi_152_ = _e171;
} else {
phi_139_ = vec3<f32>();
phi_142_ = f32();
phi_144_ = f32();
phi_147_ = vec3<f32>();
phi_150_ = f32();
phi_152_ = f32();
}
let _e130 = phi_139_;
let _e132 = phi_142_;
let _e134 = phi_144_;
let _e130 = phi_147_;
let _e132 = phi_150_;
let _e134 = phi_152_;
continue;
continuing {
phi_138_ = _e130;
phi_141_ = _e132;
phi_143_ = _e134;
phi_146_ = _e130;
phi_149_ = _e132;
phi_151_ = _e134;
break if !(_e69);
}
}
Expand Down
10 changes: 10 additions & 0 deletions crates/renderling/shaders/manifest.json
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,16 @@
"entry_point": "convolution::prefilter_environment_cubemap_vertex",
"wgsl_entry_point": "convolutionprefilter_environment_cubemap_vertex"
},
{
"source_path": "shaders/cubemap-cubemap_sampling_test_fragment.spv",
"entry_point": "cubemap::cubemap_sampling_test_fragment",
"wgsl_entry_point": "cubemapcubemap_sampling_test_fragment"
},
{
"source_path": "shaders/cubemap-cubemap_sampling_test_vertex.spv",
"entry_point": "cubemap::cubemap_sampling_test_vertex",
"wgsl_entry_point": "cubemapcubemap_sampling_test_vertex"
},
{
"source_path": "shaders/cull-compute_copy_depth_to_pyramid.spv",
"entry_point": "cull::compute_copy_depth_to_pyramid",
Expand Down
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