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Microsoft Windows Logo Program System and Device Requirements
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| bet | 98/188 | | Sana | 21.03.2017 | | Hajmi | 0.89 Mb. | | #429 |
B4.1.4.8.2.1 Textures. These include the following:
B4.1.4.8.2.2 Alpha blending for 3-D graphics. Support for source alpha blending (that is, the blend operation does not require an alpha channel in the render target) and destination alpha blending (that is, the blend operation requires an alpha channel in the render target) is required for all devices. The following table shows the blend modes that must be supported as source and destination factors for alpha blending. All modes must be available in any combination and without dependency on other modes.
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