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发表于 2010-4-30 10:15:14
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回复【4楼】lxfymed
谢谢大家的意见。单就驱动一块tft屏一般的arm7 arm9都是可以的。主要是我要实一些3d算法。通过采集来的数据画出一个三维模形。在屏幕上显示。其中要有很大的计算量。
一楼的兄弟 arm6410内置图形引擎吗？有大数据量计算，有这方面的验证吗？速度是否能跟上。
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3D部分概述：
1.2.6 3D GRAPHICS ACCELERATOR
• 4M triangles/s @133MHz (Transform Only)
• 75.8M pixels/s fill-rates @133MHz (shaded pixels)
• Programmable Shader Model 3.0 support
• 128-bit (32-bit x 4) Floating-point Vertex Shader
- Geometry-texture cache support
• 128-bit (32-bit x 4) Floating-point two Fragment Shaders
• Max. 4K x 4K frame-buffer (16/32-bpp)
• 32-bit depth buffer (8-bit stencil/24-bit Z)
• Texture format: 1/2/4/8/16/32-bpp RGB, YUV 422, S3TC Compressed
• Support max. 8 surfaces (max. 8 user-defined textures)
• API Support: OpenGL ES 1.1 & 2.0, D3D Mobile
• Intelligent Host Interface
- 15 input data-types, Vertex Buffer & Vertex Cache
• H/W Clipping (Near & Far)
• 8-stage five-threaded Shader architecture
• Primitive assembly & hard-wired triangle setup engine
• One pixels/cycle hard-wired rasterizer
• One texturing engine (one bilinear-filtered texel/cycle each)
- Nearest/bilinear/trilinear filtering
- 8-layered multi-texturing support
• Fragment processing: Alpha/Stencil/Z/Dither/Mask/ROP
• Memory bandwidth optimization through hierarchical caching
- L1/L2 Texture-caches, Z/Color caches
• System bus interface
- Host interface: 32-bit AHB (AMBA 2.0)
- Memory Interface: two 64-bit AXI (AMBA 3.0) channels
(原文件名:S3C6410_3D.PNG)
Datasheet放上来，自己去啃吧。
点击此处下载 ourdev_550533.rar(文件大小:7.63M) (原文件名:S3C6410X_UM_Rev1.10.rar) |
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