By Jeffery Way
Jeffrey approach offers an easy consultant to knowing HTML5 for the each day dressmaker or developer.
This publication focuses much less at the politics of HTML5 (though it does contact on this), and extra at the how you can instantly combine HTML5 - and its buddies - into your net projects.
Jeffrey method is likely one of the hottest net improvement academics on the internet. he's the editor of Nettuts+, writer of 2 top-selling books, and is the top of internet improvement classes at Tuts+ Premium.
Join Jeffrey as he jumps in and begins deciphering HTML5.
Read Online or Download Decoding HTML5 PDF
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Extra resources for Decoding HTML5
In this scenario, you would want to allocate memory on the device as read-only when it comes to providing input to the device and because you want to be sure nothing else is writing to the data store. Therefore, the flag CL_MEM_READ_ONLY is passed, but if your input data was meant to be readable and writable then you would need to indicate it using CL_MEM_READ_ WRITE. Notice that we actually created a data store on the host via ud_in and, we wanted our OpenCL memory object to be the same size as ud_in and the C statement reflects this; finally we wanted OpenCL to know that the new memory object is to copy its values from ud_in and we provided the flag CL_MEM_COPY_HOST_PTR too, and we use the bitwise OR operator that is represented on the standard US keyboard as a pipe symbol, |, to merge these two flags.
For example, if the cl_khr_ d3d10_sharing extension is available on your device, you can actually interoperate between OpenCL and Direct3D 10, and treat Direct3D 10 resources similar to memory objects as OpenCL memory objects that you can read from or write to. However, we will not demonstrate the capability with this extension in this book and will instead leave it to the reader to engage themselves in further exploration. c, and it illustrates how to create and release OpenCL contexts. How to do it… To query an OpenCL context, you need to include a function similar to the following in your code.
How to do it … To query an OpenCL kernel, you'll need to include a function similar to the following in your code. c illustrated in the previous section, so we're skipping this step. When this application is run with two OpenCL source files, the output we will get is: Number of OpenCL platforms found: 1 Kernel name: simpleAdd with arity: 3 Kernel name: simpleAdd_2 with arity: 3 The two source files, each defined a simple kernel function that adds its two arguments and stores the result into the third argument; and hence the arity of the function is 3.