User:Helifax
From Bo3b's School for Shaderhackers
Lesson 0
Before installing HelixMod Wrapper:
After installing HelixMod Wrapper:
Lesson 1
Before removing the lens flare:
After removing the lens flare:
The vertex shader that controls is:
//
// Generated by Microsoft (R) HLSL Shader Compiler 9.27.952.3022
//
// Parameters:
//
// float4 CameraPosition;
// float4 CameraRight;
// float4 CameraUp;
// float3 ExponentialFogColor;
// float3 ExponentialFogLightVector;
// float3 ExponentialFogParameters;
// float4 FogDistanceScale;
// float4 FogExtinctionDistance;
// float4 FogInScattering[4];
// float4 FogMaxHeight;
// float4 FogMinHeight;
// float4 FogStartDistance;
// float3 LightInscatteringColor;
// float4x4 LocalToWorld;
// float4x4 ViewProjectionMatrix;
// float bUseExponentialHeightFog;
//
//
// Registers:
//
// Name Reg Size
// ------------------------- ----- ----
// ViewProjectionMatrix c0 4
// CameraPosition c4 1
// LocalToWorld c6 4
// FogInScattering c10 4
// CameraRight c14 1
// CameraUp c15 1
// bUseExponentialHeightFog c16 1
// ExponentialFogParameters c17 1
// ExponentialFogColor c18 1
// LightInscatteringColor c19 1
// ExponentialFogLightVector c20 1
// FogDistanceScale c21 1
// FogExtinctionDistance c22 1
// FogStartDistance c23 1
// FogMinHeight c24 1
// FogMaxHeight c25 1
//
vs_3_0
def c5, 0.00100000005, 1, 0, -1
def c26, 0.159154937, 0.5, 6.28318548, -3.14159274
dcl_position v0
dcl_tangent v1
dcl_blendweight v2
dcl_texcoord v3
dcl_texcoord1 v4
dcl_texcoord2 v5
dcl_texcoord o0.xy
dcl_texcoord1 o1
dcl_texcoord2 o2
dcl_texcoord4 o3
dcl_texcoord5 o4
dcl_texcoord6 o5
dcl_position o6
mul r0, c7, v0.y
mad r0, c6, v0.x, r0
mad r0, c8, v0.z, r0
mad r0, c9, v0.w, r0
mad r1.x, v2.x, c26.x, c26.y
frc r1.x, r1.x
mad r1.x, r1.x, c26.z, c26.w
sincos r2.xy, r1.x
mul r1, r2.y, c14
mad r1, -r2.x, c15, r1
mul r3, r2.x, c14
mad r2, r2.y, c15, r3
mul r3.xy, v1.zwzw, v1
add r3.zw, -c26.y, v3.xyxy
mul r3.xy, r3.zwzw, r3
mad r0, r3.x, r1, r0
mad r0, r3.y, r2, r0
mul r3.xyz, r1.zxyw, r2.yzxw
mad r3.xyz, r1.yzxw, r2.zxyw, -r3
nrm r4.xyz, r3
mul r3, r0.y, c1
mad r3, c0, r0.x, r3
mad r3, c2, r0.z, r3
mad r3, c3, r0.w, r3
mad r5.xyz, r0, -c4.w, c4
dp3 o5.x, r1, r5
dp3 o5.y, r2, r5
dp3 o5.z, r4, r5
abs r0.w, c16.x
if_lt -r0.w, r0.w
add r1.xyz, r0, -c4
dp3 r0.w, r1, r1
rsq r0.w, r0.w
rcp r1.w, r0.w
mul r1.w, r1.w, c17.x
slt r2.x, c5.x, r1_abs.z
mul r2.y, r1.z, -c17.y
exp r2.y, r2.y
add r2.y, -r2.y, c5.y
mul r2.z, r1.z, c17.y
rcp r2.z, r2.z
mul r2.y, r2.z, r2.y
mad r2.y, r1.w, r2.y, -r1.w
mad r1.w, r2.x, r2.y, r1.w
mul r1.xyz, r0.w, r1
dp3 r0.w, c20, r1
slt r1.x, r0.w, c17.z
mov r2.xyz, c18
add r4.xyz, r2, c19
mul r5.xyz, r4, c26.y
add r1.y, r0.w, c5.y
mov r6.y, c5.y
add r1.z, r6.y, c17.z
rcp r1.z, r1.z
mul_sat r1.y, r1.z, r1.y
mad r2.xyz, r4, c26.y, -r2
mad r2.xyz, r1.y, r2, c18
add r0.w, r0.w, -c17.z
add r1.y, r6.y, -c17.z
rcp r1.y, r1.y
mul_sat r0.w, r0.w, r1.y
mul r0.w, r0.w, r0.w
mov r1.y, c26.y
mad r4.xyz, r4, -r1.y, c19
mad r4.xyz, r0.w, r4, r5
lrp r5.xyz, r1.x, r2, r4
exp r0.w, -r1.w
min r0.w, r0.w, c5.y
add r1.x, -r0.w, c5.y
mul o3.xyz, r1.x, r5
mov o3.w, r0.w
else
add r0.xyz, r0, -c4
dp3 r0.x, r0, r0
rsq r0.x, r0.x
rcp r0.x, r0.x
mov r1.z, c4.z
add r2, -r1.z, c24
sge r0.y, c5.x, r0_abs.z
lrp r1.x, r0.y, c5.x, r0.z
rcp r0.y, r1.x
mul_sat r2, r0.y, r2
add r1, -r1.z, c25
mul_sat r1, r0.y, r1
add r0, r0.x, -c23
max r0, r0, c5.z
add r1, -r2, r1
mul r0, r0, r1_abs
slt r1, r0, c22
mul r0, r0, c21
exp r2.x, r0.x
exp r2.y, r0.y
exp r2.z, r0.z
exp r2.w, r0.w
mul r0, r1, r2
mad r1, r1, r2, c5.w
mul r2.xyz, r1.x, c10
mov r2.w, r0.x
mul r2, r0.y, r2
mad r2.xyz, r1.y, c11, r2
mul r2, r0.z, r2
mad r2.xyz, r1.z, c12, r2
mul r0, r0.w, r2
mad o3.xyz, r1.w, c13, r0
mov o3.w, r0.w
endif
mov o0.xy, v3
mov o1, v4
mov o2, v5
mov o4, r3
mov o5.w, c5.y
mov o6, r3
// approximately 123 instruction slots used