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Wire-Frame 3D Graphics Accelerator IP Core
Wire-Frame 3D Graphics Accelerator IP Core
Project Monophony
Project Monophony
================================================
================================================
Author: Kenji Ishimaru 
Author: Kenji Ishimaru 
 
 
2016/09/19
2016/09/19
Sample implementation for ZedBoard is added.
Sample implementation for ZedBoard is added.
2016/08/14
2016/08/14
new demo appication is added.
new demo appication is added.
2015/09/30
2015/09/30
Overview
Overview
------------------------------------------
------------------------------------------
This IP Core is a wire-frame 3D hardware accelerator.
This IP Core is a wire-frame 3D hardware accelerator.
Features:
Features:
 - Hardware Geometry Engine and Rasterizer
 - Hardware Geometry Engine and Rasterizer
   - Model-View-Projection matrix transformation
   - Model-View-Projection matrix transformation
   - Clipping
   - Clipping
   - Back-face culling
   - Back-face culling
   - Viewport mapping
   - Viewport mapping
   - Wire-Frame rasterization with 8 bit color
   - Wire-Frame rasterization with 8 bit color
   - DMAC for reading 3D object vertices
   - DMAC for reading 3D object vertices
     - support triangle format only.
     - support triangle format only.
       (does NOT support triangle strip, point, line etc.)
       (does NOT support triangle strip, point, line etc.)
  - Screen size: up to 2014 x 1536(QXGA)
  - Screen size: up to 2014 x 1536(QXGA)
  - Small logic consumption
  - Small logic consumption
  - Low bandwidth requirement
  - Low bandwidth requirement
The IP Core does NOT support:
The IP Core does NOT support:
 - Memory clear DMAC
 - Memory clear DMAC
 - Filled triangle rasterization
 - Filled triangle rasterization
 - Texture mapping
 - Texture mapping
 - Lighting
 - Lighting
Additional resources:
Additional resources:
 - Sample FPGA system implementation (DE0/ZedBoard)
 - Sample FPGA system implementation (DE0/ZedBoard)
   - with original VGA controller
   - with original VGA controller
 - Demo applications
 - Demo applications
 - C API for controlling 3D scene
 - C API for controlling 3D scene
 - 3D model convert script
 - 3D model convert script
For more details,
For more details,
please see doc/3DGraphics_IPCore_Specification.pdf.
please see doc/3DGraphics_IPCore_Specification.pdf.
Directories
Directories
---------------------------------------
---------------------------------------
The directory structure looks as follows:
The directory structure looks as follows:
doc/            - Documentation
doc/            - Documentation
rtl/            - HDL source code
rtl/            - HDL source code
scenario/       - Simulation test benches
scenario/       - Simulation test benches
bin/            - Simulation scripts
bin/            - Simulation scripts
sim_work/       - Simulation work directory
sim_work/       - Simulation work directory
implement/      - FPGA implementation example (DE0/ZedBoard)
implement/      - FPGA implementation example (DE0/ZedBoard)
tool/           - 3D model convert tool and sample.
tool/           - 3D model convert tool and sample.
clib/           - C API source code
clib/           - C API source code
demo_app/       - Demo applications
demo_app/       - Demo applications
IP Core Source Code
IP Core Source Code
----------------------------
----------------------------
The IP Core is written by verilog-HDL. The source code is Vendor independent.
The IP Core is written by verilog-HDL. The source code is Vendor independent.
does not require any Vendor specific module.
does not require any Vendor specific module.
Simulation
Simulation
----------------------------
----------------------------
scenario directory contains simple rendering bench.
scenario directory contains simple rendering bench.
the rendering result  is converted to bmp file.
the rendering result  is converted to bmp file.
For more details, please see sim_work/readme.txt
For more details, please see sim_work/readme.txt
FPGA Sample Implementation
FPGA Sample Implementation
----------------------------
----------------------------
FPGA system implementation sample is available.
FPGA system implementation sample is available.
The target board is DE0.
The target board is DE0.
The project data is tested on Quartus II Version 13.1.
The project data is tested on Quartus II Version 13.1.
For more details, please see implement/readme_de0.txt
For more details, please see implement/readme_de0.txt
The other target board is Zedboard.
The other target board is Zedboard.
The project data is tested on Vivado v2015.6(64-bit) Windows.
The project data is tested on Vivado v2015.6(64-bit) Windows.
For more details, please see implement/readme_zedboard.txt
For more details, please see implement/readme_zedboard.txt
Graphics C API
Graphics C API
----------------------------
----------------------------
clib/ contains C API source code for this IP Core.
clib/ contains C API source code for this IP Core.
The API controls 3D scene, and controls IP Core by register configuration.
The API controls 3D scene, and controls IP Core by register configuration.
For more details,
For more details,
please see doc/3DGraphics_C_Library_Specification.pdf.
please see doc/3DGraphics_C_Library_Specification.pdf.
Demo Application
Demo Application
----------------------------
----------------------------
demo_app/ contains demo applications.
demo_app/ contains demo applications.
simple_cube: rotating cube demo
simple_cube: rotating cube demo
main_cubes:  rotating cubes. matrix push/pop demo
main_cubes:  rotating cubes. matrix push/pop demo
main_bear:   bear characters
main_bear:   bear characters
main_hand:   hand animation
main_hand:   hand animation
Screen shots of these demos are available in screen_shot/
Screen shots of these demos are available in screen_shot/
3D Data Tool
3D Data Tool
----------------------------
----------------------------
tool/objcnv.pl perl script convertes .obj format 3D data to
tool/objcnv.pl perl script convertes .obj format 3D data to
C float array format, and output as C header file.
C float array format, and output as C header file.
For more details, please see tool/readme.txt
For more details, please see tool/readme.txt
 
 

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