shadow.vs

《3D游戏编程》随书光盘 12章: 设计阴影的多种技巧, 有详细源代码

//
// Generated by Microsoft (R) D3DX9 Shader Compiler
//
//  Source: shadow.fx
//  Flags: /E:main /T:vs_2_0 
//

// Parameters:
//
//     float4x4 matIW;
//     float4x4 matP;
//     float4x4 matWV;
//     float4 vLightPos;
//
//
// Registers:
//
//     Name         Reg   Size
//     ------------ ----- ----
//     matIW        c0       4
//     matP         c4       4
//     matWV        c8       3
//     vLightPos    c11      1
//

    vs_2_0
    def c12, 0, 0.01, 1, 9.99
    dcl_position v0
    dcl_normal v1
    mov r1, c3
    dp4 r0.w, c11, r1
    mov r1, c0
    dp4 r0.x, c11, r1
    mov r1, c1
    dp4 r0.y, c11, r1
    mov r1, c2
    dp4 r0.z, c11, r1
    dp4 r0.w, r0, r0
    rsq r0.w, r0.w
    mul r7.xyz, r0, r0.w
    dp3 r7.w, v1, r7
    sge r7.w, c12.x, r7.w
    mad r7.w, r7.w, c12.w, c12.y
    mad r4.xyz, r7, -r7.w, v0
    mov r4.w, c12.z
    m4x3 r11.xyz, r4, c8
    mov r11.w, c12.z
    m4x4 oPos, r11, c4

// approximately 24 instruction slots used


// 0000:  fffe0200  0030fffe  42415443  00000014  _.....0_CTAB.___
// 0010:  000000a4  fffe0200  00000004  00000014  .____....___.___
// 0020:  00000064  00000002  00000004  0000006c  d___.___.___l___
// 0030:  00000000  0000007c  00040002  00000004  ____|___._._.___
// 0040:  0000006c  00000000  00000081  00080002  l_______.___._._
// 0050:  00000003  0000006c  00000000  00000087  .___l_______.___
// 0060:  000b0002  00000001  00000094  00000000  ._._.___._______
// 0070:  4974616d  abab0057  00030003  00040004  matIW_..._._._._
// 0080:  00000001  00000000  5074616d  74616d00  ._______matP_mat
// 0090:  76005657  6867694c  736f5074  ababab00  WV_vLightPos_...
// 00a0:  00030001  00040001  00000001  00000000  ._._._._._______
// 00b0:  58443344  68532039  72656461  6d6f4320  D3DX9 Shader Com
// 00c0:  656c6970  abab0072  05000051  a00f000c  piler_..Q__.._..
// 00d0:  00000000  3c23d70a  3f800000  411fd70a  ____..#<__.?...A
// 00e0:  0200001f  80000000  900f0000  0200001f  .__.___.__...__.
// 00f0:  80000003  900f0001  02000001  800f0001  .__.._...__.._..
// 0100:  a0e40003  03000009  80080000  a0e4000b  ._...__.__..._..
// 0110:  80e40001  02000001  800f0001  a0e40000  ._...__.._..__..
// 0120:  03000009  80010000  a0e4000b  80e40001  .__.__..._..._..
// 0130:  02000001  800f0001  a0e40001  03000009  .__.._..._...__.
// 0140:  80020000  a0e4000b  80e40001  02000001  __..._..._...__.
// 0150:  800f0001  a0e40002  03000009  80040000  ._..._...__.__..
// 0160:  a0e4000b  80e40001  03000009  80080000  ._..._...__.__..
// 0170:  80e40000  80e40000  02000007  80080000  __..__...__.__..
// 0180:  80ff0000  03000005  80070007  80e40000  __...__.._..__..
// 0190:  80ff0000  03000008  80080007  90e40001  __...__.._..._..
// 01a0:  80e40007  0300000d  80080007  a000000c  ._...__.._...__.
// 01b0:  80ff0007  04000004  80080007  80ff0007  ._...__.._..._..
// 01c0:  a0ff000c  a055000c  04000004  80070004  ._..._U..__.._..
// 01d0:  80e40007  81ff0007  90e40000  02000001  ._..._..__...__.
// 01e0:  80080004  a0aa000c  03000015  8007000b  ._..._...__.._..
// 01f0:  80e40004  a0e40008  02000001  8008000b  ._..._...__.._..
// 0200:  a0aa000c  03000014  c00f0000  80e4000b  ._...__.__..._..
// 0210:  a0e40004  0000ffff                      ._....__