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Add inverseModelView UBO to fix texturecubemap sample

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This commit is contained in:
Ben Clayton 2020-05-21 15:34:09 +01:00
parent 13c081664e
commit e3234db041
11 changed files with 42 additions and 25 deletions
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14
data/hlsl/texturecubemap/reflect.frag
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@ -3,6 +3,16 @@
TextureCube textureColor : register(t1);
SamplerState samplerColor : register(s1);
struct UBO
{
float4x4 projection;
float4x4 model;
float4x4 invModel;
float lodBias;
};
cbuffer ubo : register(b0) { UBO ubo; }
struct VSOutput
{
[[vk::location(0)]] float3 Pos : POSITION0;
@ -16,7 +26,9 @@ float4 main(VSOutput input) : SV_TARGET
{
float3 cI = normalize (input.ViewVec);
float3 cR = reflect (cI, normalize(input.Normal));
cR.x *= -1;
cR = mul(ubo.invModel, float4(cR, 0.0)).xyz;
cR.x *= -1.0;
float4 color = textureColor.SampleLevel(samplerColor, cR, input.LodBias);