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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,56 +1,56 @@ | ||
| #ifndef SRC_COMMON_MATH_HLSL_ | ||
| #define SRC_COMMON_MATH_HLSL_ | ||
|
|
||
| namespace renodx { | ||
| namespace math { | ||
|
|
||
| static const float FLT_MIN = asfloat(0x00800000); // 1.175494351e-38f | ||
| static const float FLT_MAX = asfloat(0x7F7FFFFF); // 3.402823466e+38f | ||
| static const float FLT10_MAX = 64512.f; | ||
| static const float FLT11_MAX = 65024.f; | ||
| static const float FLT16_MAX = 65504.f; | ||
|
|
||
| float3 SafePow(float3 color, float exponent){ | ||
| return sign(color) * pow(abs(color), exponent); | ||
| } | ||
|
|
||
| float SafePow(float color, float exponent){ | ||
| return sign(color) * pow(abs(color), exponent); | ||
| } | ||
| float3 Pow(float3 color, float exponent){ | ||
| return pow(color, exponent); | ||
| } | ||
| float Average(float3 color) { | ||
| return (color.x + color.y + color.z) / 3.f; | ||
| } | ||
|
|
||
| // Returns 1 or FLT_MAX if "dividend" is 0 | ||
| float SafeDivision(float quotient, float dividend) { | ||
| return (dividend == 0.f) | ||
| ? FLT_MAX * sign(quotient) | ||
| : (quotient / dividend); | ||
| } | ||
|
|
||
| float SafeDivision(float quotient, float dividend, float fallback) { | ||
| return (dividend == 0.f) | ||
| ? fallback | ||
| : (quotient / dividend); | ||
| } | ||
|
|
||
| float3 SafeDivision(float3 quotient, float3 dividend) { | ||
| return float3(SafeDivision(quotient.x, dividend.x, FLT_MAX * sign(quotient.x)), | ||
| SafeDivision(quotient.y, dividend.y, FLT_MAX * sign(quotient.y)), | ||
| SafeDivision(quotient.z, dividend.z, FLT_MAX * sign(quotient.z))); | ||
| } | ||
|
|
||
| float3 SafeDivision(float3 quotient, float3 dividend, float3 fallback) { | ||
| return float3(SafeDivision(quotient.x, dividend.x, fallback.x), | ||
| SafeDivision(quotient.y, dividend.y, fallback.y), | ||
| SafeDivision(quotient.z, dividend.z, fallback.z)); | ||
| } | ||
|
|
||
| } // namespace math | ||
| } // namespace renodx | ||
| #endif // SRC_COMMON_MATH_HLSL_ | ||
| #ifndef SRC_SHADERS_MATH_HLSL_ | ||
| #define SRC_SHADERS_MATH_HLSL_ | ||
|
|
||
| namespace renodx { | ||
| namespace math { | ||
|
|
||
| static const float FLT_MIN = asfloat(0x00800000); // 1.175494351e-38f | ||
| static const float FLT_MAX = asfloat(0x7F7FFFFF); // 3.402823466e+38f | ||
| static const float FLT10_MAX = 64512.f; | ||
| static const float FLT11_MAX = 65024.f; | ||
| static const float FLT16_MAX = 65504.f; | ||
|
|
||
| float3 SafePow(float3 color, float exponent) { | ||
| return sign(color) * pow(abs(color), exponent); | ||
| } | ||
|
|
||
| float1 SafePow(float color, float exponent) { | ||
| return sign(color) * pow(abs(color), exponent); | ||
| } | ||
|
|
||
| float3 Pow(float3 color, float exponent) { | ||
| return pow(color, exponent); | ||
| } | ||
|
|
||
| float Average(float3 color) { | ||
| return (color.x + color.y + color.z) / 3.f; | ||
| } | ||
|
|
||
| // Returns 1 or FLT_MAX if "dividend" is 0 | ||
| float SafeDivision(float quotient, float dividend) { | ||
| return (dividend == 0.f) | ||
| ? FLT_MAX * sign(quotient) | ||
| : (quotient / dividend); | ||
| } | ||
|
|
||
| float SafeDivision(float quotient, float dividend, float fallback) { | ||
| return (dividend == 0.f) | ||
| ? fallback | ||
| : (quotient / dividend); | ||
| } | ||
|
|
||
| float3 SafeDivision(float3 quotient, float3 dividend) { | ||
| return float3(SafeDivision(quotient.x, dividend.x, FLT_MAX * sign(quotient.x)), | ||
| SafeDivision(quotient.y, dividend.y, FLT_MAX * sign(quotient.y)), | ||
| SafeDivision(quotient.z, dividend.z, FLT_MAX * sign(quotient.z))); | ||
| } | ||
|
|
||
| float3 SafeDivision(float3 quotient, float3 dividend, float3 fallback) { | ||
| return float3(SafeDivision(quotient.x, dividend.x, fallback.x), | ||
| SafeDivision(quotient.y, dividend.y, fallback.y), | ||
| SafeDivision(quotient.z, dividend.z, fallback.z)); | ||
| } | ||
|
|
||
| } // namespace math | ||
| } // namespace renodx | ||
| #endif // SRC_SHADERS_MATH_HLSL_ |
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