Introduction to the DirectX 9 Shader Models - Nvidia

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Conclusion • Vertex Shaders – vs_2_0 and extended bits – vs_3_0 – Vertex Shaders with DirectX HLSL compiler • Pixel Shaders – ps_2_0 and extended bits – ps_3_0
Lunch Break We will start back up again at 2pm
Page 1 and 2:
Introduction to the DirectX 9 Shade
Page 3 and 4:
Legacy 1.x Shaders • No discussio
Page 5 and 6:
vs_2_0 • Longer programs • Inte
Page 7 and 8:
vs_2_0 • Old reliable ALU instruc
Page 9 and 10:
Changes to the VS numbers • 256 i
Page 11 and 12:
And some smaller details • Loadin
Page 13 and 14:
Setting Vertex Shader Registers •
Page 15 and 16:
Swizzles & Modifiers
Page 17 and 18:
Control Flow Instructions • Subro
Page 19 and 20:
Loops
Page 21 and 22:
HLSL and Conditionals • Initial r
Page 23 and 24:
Original HLSL Compiler Results vs_2
Page 25 and 26:
Begin Sim VS Sim
Page 27 and 28:
Caps for vs_2_x Sim • New D3DVSHA
Page 29 and 30:
Vertex Shader Predication - HLSL Si
Page 31 and 32:
Vertex Shader Predication Details S
Page 33 and 34:
Nested Static Flow Control Sim •
Page 35 and 36:
Dynamic Flow Control - HLSL Sim for
Page 37 and 38:
End Sim VS Sim
Page 39 and 40:
2.0 Pixel Shader Instruction Set
Page 41 and 42: Argument Swizzles •.r, .rrrr, .xx
Page 43 and 44: ps.2.0 Review - Comparison with ps.
Page 45 and 46: Caps for Pixel Shader 2.x D3DCAPS9
Page 47 and 48: Pixel Shader 2.x • 512 instructio
Page 49 and 50: Single Pass Lighting? • Sometimes
Page 51 and 52: Single-Pass Lighting ? • Detailed
Page 53 and 54: Single Pass Lighting? • Putting m
Page 55 and 56: Single Pass Lighting? • It doesn
Page 57 and 58: Lighting Render Loop • Per Light
Page 59 and 60: Lighting Render Loop • Per-Object
Page 61 and 62: Lighting Render Loop Summary • Go
Page 63 and 64: Predication • Essentially a desti
Page 65 and 66: Caveats for Conditional Instruction
Page 67 and 68: Texture fetch with gradients • Gr
Page 69 and 70: Arbitrary swizzling • Extremely u
Page 71 and 72: Pixel Shader Precision • Low Prec
Page 73 and 74: How to use fp16 • In HLSL or Cg,
Page 75 and 76: Precision Pitfalls • An IEEE-like
Page 77 and 78: Precision Pitfalls • Most precisi
Page 79 and 80: Fully Fragment Shading? • Doing t
Page 81 and 82: Precision Pitfalls • Avoid precis
Page 83 and 84: Precision Summary • If high-preci
Page 85 and 86: vs_3_0 • More flow-control • In
Page 87 and 88: vs_3_0 inputs
Page 89 and 90: vs_3_0 Output example vs_3_0 dcl_co
Page 91: ps_3_0
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Introduction to the DirectX 9 Shader Models - Nvidia

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