Introduction to the DirectX 9 Shader Models - Nvidia
Introduction to the DirectX 9 Shader Models - Nvidia
Introduction to the DirectX 9 Shader Models - Nvidia
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2.0 Pixel <strong>Shader</strong> Resources<br />
• 12 Temp registers<br />
• 8 4D texture coordinate itera<strong>to</strong>rs<br />
• 2 color itera<strong>to</strong>rs<br />
• 32 4D constants<br />
• 16 Samplers<br />
• Explicit output registers<br />
– oC0, oC1, oC2, oC3 and oDepth<br />
– Must be written with a mov<br />
• Some things removed<br />
– No source modifiers except negate<br />
– No instruction modifiers except saturate<br />
– No Co-issue
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