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slang

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This commit is contained in:
Dominic Masters
2024-12-23 16:14:50 -06:00
parent c87f13b063
commit 698aeb2afc
4 changed files with 54 additions and 11 deletions
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32
assets/shaders/hello-world.slang
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@ -1,10 +1,14 @@
cbuffer Uniforms {
float4x4 u_Projection;
float4x4 u_View;
float4x4 u_Model;
struct MVP {
float4x4 projection;
float4x4 view;
float4x4 model;
}
struct Uniforms {
MVP mvp;
float4 u_Color;
bool u_HasTexture;
uniform Sampler2D u_Texture;
Sampler2D u_Texture;
};
struct AssembledVertex {
@ -26,7 +30,10 @@ float4 someFunction(float4 color) {
}
[shader("vertex")]
VertexStageOutput vertexMain(AssembledVertex assembledVertex) {
VertexStageOutput vertexMain(
uniform ParameterBlock<Uniforms> uniforms,
AssembledVertex assembledVertex
) {
VertexStageOutput output;
float3 position = assembledVertex.position;
@ -35,19 +42,22 @@ VertexStageOutput vertexMain(AssembledVertex assembledVertex) {
output.sv_position = mul(
float4(position, 1.0),
mul(u_Model, mul(u_View, u_Projection))
mul(uniforms.mvp.model, mul(uniforms.mvp.view, uniforms.mvp.projection))
);
return output;
}
[shader("fragment")]
Fragment fragmentMain(float2 uv: UV) : SV_Target {
Fragment fragmentMain(
uniform ParameterBlock<Uniforms> uniforms,
float2 uv: UV
) : SV_Target {
Fragment output;
if(u_HasTexture) {
output.color = u_Texture.Sample(uv) * u_Color;
if(uniforms.u_HasTexture) {
output.color = uniforms.u_Texture.Sample(uv) * uniforms.u_Color;
} else {
output.color = someFunction(u_Color);
output.color = someFunction(uniforms.u_Color);
}
return output;
}