Graphics Buffer Dimensionality Change for Copy Efficiency
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Solution Overview
Problem
Conventional graphics data copying techniques in computing devices are inefficient due to hardware limitations, leading to high computation time, power usage, and cache requirements, especially when copying between different dimensional memory regions.
Innovation Solution
The proposed solution involves re-describing 1D source/destination buffers as 2D buffers, re-defining texel widths, and using specialized shaders to align data for efficient copying, reducing the number of processes and resources needed by increasing data copied per thread and decreasing the dimensions of the copy rectangle.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional 3D graphics pipeline is used to copy memory regions, then copying can be performed between different dimensional memory regions, but computation time and power usage increase significantly
Solution Approach 1:
The patent re-describes 1D source and destination buffers as 2D buffers with specific row lengths, enabling the use of 2D texture copying operations instead of 1D memory copying. This dimensionality change allows the graphics hardware to process data in a more efficient 2D layout while maintaining the ability to copy between different dimensional memory regions, thereby reducing computation time
2Adaptability or versatility
If conventional 3D graphics pipeline is used to copy memory regions, then copying functionality is available, but power consumption increases due to large number of processes and computations
Solution Approach 1:
By re-describing 1D buffers as 2D buffers and using 2D texture copying operations, the patent reduces the number of computational processes required. The 2D layout enables more efficient data processing by the graphics hardware, reducing power consumption while maintaining copying functionality
Solution Approach 2:
The patent changes key parameters including buffer dimensionality (from 1D to 2D), row length settings, and texture format configurations. These parameter changes optimize the copying operation to use fewer computational resources, thereby reducing power usage while maintaining the required copying functionality
3Adaptability or versatility
If conventional 3D graphics pipeline is used to copy memory regions, then copying can be performed, but cache requirements and resource usage increase due to inefficiency
Solution Approach 1:
The re-description of buffers as 2D structures with optimized row lengths allows the graphics hardware to process data more efficiently, reducing the amount of cache memory required. The 2D layout enables better utilization of hardware resources and reduces redundant data processing, thereby lowering cache requirements while maintaining copying capability
Data Source
AI summary
A mechanism is described for facilitating improved copying of graphics data at computing devices according to one embodiment. A method of embodiments, as described herein, includes detecting a first data having a first set of primitives at a one-dimensional (“1D”) source buffer. The first data is detected to be copied to a 1D destination buffer. The method may further include re-describing the 1D source buffer and the 1D destination buffer into a two-dimensional (“2D”) source buffer and a 2D destination buffer, respectively, where re-describing may include re-describing the first data having the first set of primitives to a second data having a second set of primitives. The method may further include copying the second data having the second set of primitives from the 2D source buffer to the 2D destination buffer.