[feat]: complete RHI api

1 files changed, 0 insertions, 33 deletions

diff --git a/assets/shaders/EquirectToCubemap.slang b/assets/shaders/EquirectToCubemap.slang
deleted file mode 100644
index 9b2ea4b..0000000
--- a/assets/shaders/EquirectToCubemap.slang
+++ /dev/null
@@ -1,33 +0,0 @@
-uniform float4x4 u_Projection;
-uniform float4x4 u_View;
-
-struct VSInput  { float3 position : POSITION; };
-struct VSOutput { float4 position : SV_Position; float3 worldPos : TEXCOORD0; };
-
-[shader("vertex")]
-VSOutput vertexMain(VSInput input)
-{
-    VSOutput output;
-    output.worldPos = input.position;
-    output.position = mul(u_Projection, mul(u_View, float4(input.position, 1.0)));
-    return output;
-}
-
-Sampler2D u_EquirectangularMap;
-static const float2 invAtan = float2(0.1591, 0.3183);
-
-float2 SampleSphericalMap(float3 v)
-{
-    float2 uv = float2(atan2(v.z, v.x), asin(v.y));
-    uv *= invAtan;
-    uv += 0.5;
-    return uv;
-}
-
-[shader("fragment")]
-float4 fragmentMain(VSOutput input) : SV_Target
-{
-    float2 uv    = SampleSphericalMap(normalize(input.worldPos));
-    float3 color = u_EquirectangularMap.Sample(uv).rgb;
-    return float4(color, 1.0);
-}