Difference between revisions of "User:T L T"
From Bo3b's School for Shaderhackers
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// approximately 21 instruction slots used (1 texture, 20 arithmetic) | // approximately 21 instruction slots used (1 texture, 20 arithmetic) | ||
</nowiki> | </nowiki> | ||
+ | |||
+ | <br> | ||
+ | |||
+ | ==Lesson 4== | ||
+ | |||
+ | <nowiki>[General] | ||
+ | |||
+ | // UseRenderedShaders=true is nearly always useful, because it trims the | ||
+ | // list of shaders seen while hunting down to just those active in the | ||
+ | // current scene. Disable this only if you get crashes during hunting. | ||
+ | UseRenderedShaders=true | ||
+ | |||
+ | // DumpAll will generate ASM text files for every shader seen by the game. | ||
+ | // This is usually worth doing once, but not useful for every run. | ||
+ | DumpAll=false | ||
+ | |||
+ | // Constant registers that will arrive in Vertex and Pixel Shaders, as | ||
+ | // c220. The constants below will be assigned, based on the key preset. | ||
+ | DefVSConst1 = 220 | ||
+ | DefPSConst1 = 220 | ||
+ | |||
+ | // The PresetKeysList specifies which KEYs will be used. | ||
+ | // Multiple keys lists are supported. | ||
+ | PresetsKeysList = 1;2; | ||
+ | |||
+ | // For this single key example, we only need one keylist, KEY1. This specifies | ||
+ | // that the Numpad 0 keyboard key (Key=96) should act as a toggle. And toggle | ||
+ | // between the two Presets of PRES1, PRES2. Which will change the Const1 being | ||
+ | // passed to the shader code from 1.0 to 0.0 as floating point numbers. | ||
+ | // Type=1 is toggle, Type=2 is momentary. | ||
+ | [KEY1] | ||
+ | // Del Key | ||
+ | Key = 46 | ||
+ | Presets = 1;2; | ||
+ | Type = 1 | ||
+ | |||
+ | // Constants that will be sent to every shader through constant register c220. | ||
+ | // The Const1 tells us that we'll need to use c220.x to compare against these | ||
+ | // values. Const2 would be seen as c220.y. | ||
+ | // 0x3f800000 is 1.0 in floating point hex, 0x00000000 is 0.0 in hex | ||
+ | // UseByDef specifies which constant is the default starting value. | ||
+ | |||
+ | [PRES1] | ||
+ | Const1 = 0x3f800000 | ||
+ | [PRES2] | ||
+ | UseByDef=True | ||
+ | Const1 = 0x00000000 | ||
+ | |||
+ | [KEY2] | ||
+ | // End Key | ||
+ | |||
+ | Key = 35 | ||
+ | Presets = 3;4; | ||
+ | Type = 1 | ||
+ | |||
+ | [PRES3] | ||
+ | Const2 = 0x3f800000 | ||
+ | [PRES4] | ||
+ | UseByDef=True | ||
+ | Const2 = 0x00000000</nowiki> |
Latest revision as of 01:38, 22 September 2015
Lesson 0
Lesson 0.5
Lesson 1
// // Generated by Microsoft (R) HLSL Shader Compiler 9.27.952.3022 // // Parameters: // // float4 TextureComponentReplicateAlpha; // sampler2D _Texture; // // // Registers: // // Name Reg Size // ------------------------------ ----- ---- // TextureComponentReplicateAlpha c0 1 // _Texture s0 1 // ps_3_0 dcl_texcoord v0.xy dcl_texcoord1 v1 dcl_2d s0 texld r0, v0, s0 dp4 r0.w, r0, c0 mul oC0, r0, v1 // approximately 3 instruction slots used (1 texture, 2 arithmetic)
Lesson 2
Before
After
Lesson 3
[General] // UseRenderedShaders=true is nearly always useful, because it trims the // list of shaders seen while hunting down to just those active in the // current scene. Disable this only if you get crashes during hunting. UseRenderedShaders=true // DumpAll will generate ASM text files for every shader seen by the game. // This is usually worth doing once, but not useful for every run. DumpAll=false // Constant registers that will arrive in Vertex and Pixel Shaders, as // c220. The constants below will be assigned, based on the key preset. DefVSConst1 = 220 DefPSConst1 = 220 // The PresetKeysList specifies which KEYs will be used. // Multiple keys lists are supported. PresetsKeysList = 1; // For this single key example, we only need one keylist, KEY1. This specifies // that the Numpad 0 keyboard key (Key=96) should act as a toggle. And toggle // between the two Presets of PRES1, PRES2. Which will change the Const1 being // passed to the shader code from 1.0 to 0.0 as floating point numbers. // Type=1 is toggle, Type=2 is momentary. [KEY1] Key = 46 Presets = 1;2; Type = 1 // Constants that will be sent to every shader through constant register c220. // The Const1 tells us that we'll need to use c220.x to compare against these // values. Const2 would be seen as c220.y. // 0x3f800000 is 1.0 in floating point hex, 0x00000000 is 0.0 in hex // UseByDef specifies which constant is the default starting value. [PRES1] Const1 = 0x3f800000 [PRES2] UseByDef=True Const1 = 0x00000000
// Annoying bloom on ball // Generated by Microsoft (R) HLSL Shader Compiler 9.27.952.3022 // // Parameters: // // sampler2D Texture2D_0; // float UniformPixelScalar_7; // float4 UniformPixelVector_0; // float4 UniformPixelVector_3; // float4 UniformPixelVector_4; // float4 UniformPixelVector_5; // float4 UniformPixelVector_6; // // // Registers: // // Name Reg Size // -------------------- ----- ---- // UniformPixelVector_0 c0 1 // UniformPixelVector_3 c4 1 // UniformPixelVector_4 c5 1 // UniformPixelVector_5 c6 1 // UniformPixelVector_6 c7 1 // UniformPixelScalar_7 c8 1 // Texture2D_0 s0 1 // ps_3_0 //def c220, Const1, Const2, Const3, Const4 def c200, 0, 1, 0.0625, 0 // x=0 for comparison to Const1 def c1, 0.5, 1, -0.5, 0 def c2, 3, 0, 0, 0 dcl_texcoord v0.xy dcl_texcoord1 v1 dcl_texcoord2 v2.y dcl_texcoord4 v3.w dcl_2d s0 add r0.xy, c1.z, v0 mov r0.w, c1.w dp2add r1.x, c5, r0, r0.w dp2add r1.y, c6, r0, r0.w add r0.xy, r1, c1.x texld r0, r0, s0 mad_sat r0.y, v2.y, -c1.x, c1.y mul r0.yzw, r0.y, v1.xxyz mul r0.yzw, r0, v1.w mul_sat r0.xyz, r0.yzww, r0.x mul r1.xyz, r0, c4 mad r0.xyz, c4, -r0, r0 mad r0.xyz, c8.x, r0, r1 mul r0.xyz, r0, c4.w mul r0.xyz, r0, c7 mov r1.x, c2.x mad_pp r0.xyz, r0, r1.x, c0 mul_pp oC0.xyz, r0, v3.w mov oC0.w, c1.w // if Const1 = 0 disable effect, else leave it on mov r30.x, c220.x if_eq r30.x, c200.x mov oC0.xyzw, c200.wwyw endif // approximately 21 instruction slots used (1 texture, 20 arithmetic)
Lesson 4
[General] // UseRenderedShaders=true is nearly always useful, because it trims the // list of shaders seen while hunting down to just those active in the // current scene. Disable this only if you get crashes during hunting. UseRenderedShaders=true // DumpAll will generate ASM text files for every shader seen by the game. // This is usually worth doing once, but not useful for every run. DumpAll=false // Constant registers that will arrive in Vertex and Pixel Shaders, as // c220. The constants below will be assigned, based on the key preset. DefVSConst1 = 220 DefPSConst1 = 220 // The PresetKeysList specifies which KEYs will be used. // Multiple keys lists are supported. PresetsKeysList = 1;2; // For this single key example, we only need one keylist, KEY1. This specifies // that the Numpad 0 keyboard key (Key=96) should act as a toggle. And toggle // between the two Presets of PRES1, PRES2. Which will change the Const1 being // passed to the shader code from 1.0 to 0.0 as floating point numbers. // Type=1 is toggle, Type=2 is momentary. [KEY1] // Del Key Key = 46 Presets = 1;2; Type = 1 // Constants that will be sent to every shader through constant register c220. // The Const1 tells us that we'll need to use c220.x to compare against these // values. Const2 would be seen as c220.y. // 0x3f800000 is 1.0 in floating point hex, 0x00000000 is 0.0 in hex // UseByDef specifies which constant is the default starting value. [PRES1] Const1 = 0x3f800000 [PRES2] UseByDef=True Const1 = 0x00000000 [KEY2] // End Key Key = 35 Presets = 3;4; Type = 1 [PRES3] Const2 = 0x3f800000 [PRES4] UseByDef=True Const2 = 0x00000000