D3D_DRIVER_TYPE枚举

本文详细介绍了Direct3D中的各种驱动类型,包括未知类型、硬件驱动、参考类型驱动、NULL驱动、软件驱动以及WARP驱动,并解释了每种驱动的特点及应用场景。

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typedef enum D3D_DRIVER_TYPE {
  D3D_DRIVER_TYPE_UNKNOWN     = 0,
  D3D_DRIVER_TYPE_HARDWARE    = ( D3D_DRIVER_TYPE_UNKNOWN + 1 ),
  D3D_DRIVER_TYPE_REFERENCE   = ( D3D_DRIVER_TYPE_HARDWARE + 1 ),
  D3D_DRIVER_TYPE_NULL        = ( D3D_DRIVER_TYPE_REFERENCE + 1 ),
  D3D_DRIVER_TYPE_SOFTWARE    = ( D3D_DRIVER_TYPE_NULL + 1 ),
  D3D_DRIVER_TYPE_WARP        = ( D3D_DRIVER_TYPE_SOFTWARE + 1 ) 
} D3D_DRIVER_TYPE;

内容

D3D_DRIVER_TYPE_UNKNOWN
驱动类型未知

D3D_DRIVER_TYPE_HARDWARE
硬件驱动,硬件支持所有Direct3D功能。

D3D_DRIVER_TYPE_REFERENCE  参考类型驱动,通过软件来支持所有的Direct3D功能。

D3D_DRIVER_TYPE_NULL
NULL驱动,这是一个参考驱动,不渲染任何内容。

D3D_DRIVER_TYPE_SOFTWARE
软件驱动,这个驱动所有功能有软件实现。

D3D_DRIVER_TYPE_WARP
 WARP驱动,这个是一个搞性能的软件光栅。这个软件光栅支持9_1到10.1的功能级别。

E: Verilog-4005: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 40)] Syntax error near { E: Verilog-4005: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 49)] Syntax error near } E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 50)] Identifier state_t is not declared E: Verilog-4159: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 50)] Type state_t is not a known type. E: Verilog-4041: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 24)] More than one dimension array missing dimension in expression E: Verilog-4041: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 27)] More than one dimension array missing dimension in expression E: Verilog-4041: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 30)] More than one dimension array missing dimension in expression E: Verilog-4041: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 33)] More than one dimension array missing dimension in expression E: Verilog-4041: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 36)] More than one dimension array missing dimension in expression E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 40)] Identifier typedef is not declared E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 50)] Identifier state_t is not declared E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 50)] Identifier IDLE is not declared E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 70)] Assignment target state must be of type reg or genvar E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 70)] Identifier IDLE is not declared E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 81)] Identifier IDLE is not declared E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 83)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 92)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 96)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 108)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 123)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 135)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 142)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 145)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 166)] Assignment target state must be of type reg or genvar E: Verilog-4073: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 172)] Assignment target state must be of type reg or genvar E: Verilog-4039: [E:/FPGA/ESP8266/rtl/esp8266_driver.v(line number: 172)] Identifier IDLE is not declared E: Parsing ERROR.
07-01
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