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Microsoft DirectX 9.0

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ÆÛÆ÷¸Õ½º¿¡ ¿µÇâÀ» ÁÖÁö ¾ÊÀ¸¸é ¾ÖÇø®ÄÉÀ̼ÇÀ» µå¶óÀ̹ö¿¡ ´ëÇØ¼­ ½Ç½ÃÇÒ ¼ö ÀÖ´Â Èï¹Ì·Î¿î ¹®Àǰ¡ ´Ù¼ö ÀÖ´Ù. Microsoft® DirectX® 7.0 ¹× DirectX 8. x ¿¡´Â,GetInfo ¶ó°í ÇÏ´Â µ¿±âÀû ¹®ÀÇ ¸ÞÄ«´ÏÁòÀÌ ÀÖ¾ú´Ù. ÀÌ ¸ÞÄ«´ÏÁòÀº Åë°è Á¤º¸µîÀÇ ¹®ÀÇ¿¡ À¯È¿ÇßÁö¸¸, ÆÛÆ÷¸Õ½º¿¡ Å« ¿µÇâÀ» ¹ÌÄ¡´Â ¹®ÀÇ´Â Æ÷ÇÔµÇÁö ¾Ê¾Ò´Ù. À̰Ϳ¡ ´ëÇØ, Ææ½º µîÀº º»ÁúÀûÀ¸·Î ºñµ¿±âÀûÀÌ´Ù. À̰ÍÀº ´Ü¼øÇÑ ¾ÖÇø®ÄÉÀÌ¼Ç ÇÁ·Î±×·¡¹Ö ÀÎÅÍÆäÀ̽º (API)·Î, µ¿±â¿Í ºñµ¿±âÀÇ ¾çÂÊ ¸ðµÎÀÇ ¹®ÀǸ¦ ½Ç½ÃÇÒ ¼ö°¡ ÀÖ´Ù. DirectX 9.0 ¿¡¼­´Â GetInfo ´Â »ç¿ëÇÒ ¼ö ¾ø´Ù.

¹®ÀǸ¦ »ý¼º ÇÏ·Á¸é ,IDirect3DDevice9::CreateQuery ¸¦ »ç¿ëÇÑ´Ù. ÀÌ ¸Þ¼­µå´Â, ½ÇÇàÇÏ´Â ¹®ÀÇÀÇ Á¾·ù¸¦ Á¤ÀÇÇÏ´Â D3DQUERYTYPE ¸¦ ¹Þ¾Æ,IDirect3DQuery9 °³Ã¼ÀÇ Æ÷ÀÎÅ͸¦ µ¹·ÁÁØ´Ù. ¹®ÀÇÀÇ Å¸ÀÔÀÌ Áö¿øµÇÁö ¾ÊÀº °æ¿ì, È£ÃâÀº ¿¡·¯ D3DERR_NOTAVAILABLE ¸¦ µ¹·ÁÁØ´Ù. ÀÌ °³Ã¼¸¦ »ç¿ëÇÏ¸é ¾ÖÇø®ÄÉÀ̼ÇÀº IDirect3DQuery9::Issue ·Î ·±Å¸ÀÓ¿¡ ´ëÇØ¼­ ¹®ÀǸ¦ ½ÇÇàÇÒ ¼ö ÀÖ¾îIDirect3DQuery9::GetData ·Î ¹®ÀÇÀÇ ½ºÅ×ÀÌÅͽº¸¦ Æú¸µ ÇÒ ¼ö ÀÖ´Ù. ¹®ÀÇÀÇ °á°ú°¡ ÀÌ¿ë °¡´ÉÇÑ °æ¿ì´Â S_OK °¡ ¹ÝȯµÈ´Ù. ±× ÀÌ¿ÜÀÇ °æ¿ì´Â S_FALSE °¡ ¹ÝȯµÈ´Ù. ¾ÖÇø®ÄÉÀ̼ÇÀº, ¹®ÀÇÀÇ °á°ú¿¡ ÀûÀýÇÑ »çÀÌÁîÀÇ ¹öÆÛ¸¦ °Ç³×ÁÙ Çʿ䰡 ÀÖ´Ù.

¾ÖÇø®ÄÉÀ̼ÇÀº, D3DGETDATA_FLUSH ¸¦ IDirect3DQuery9::GetData ¿Í ÇÔ²² »ç¿ëÇØ, ·±Å¸ÀÓÀ¸·ÎºÎÅÍ µå¶óÀ̹ö¿¡ °­Á¦ÀûÀ¸·Î ¹®ÀǸ¦ Ç÷¡½Ã ÇÒ ¼ö ÀÖ´Ù. À̰Ϳ¡ ÀÇÇØ, Ç÷¡½Ã°¡ ½ÇÇàµÇ¾î µå¶óÀ̹ö¿¡ °­Á¦ÀûÀ¸·Î ¹®Àǰ¡ ÀüÇØÁø´Ù. ÀÌ ¶§, ÀåÄ¡°¡ ¾ø¾îÁ³À» °æ¿ì´Â, D3DERR_DEVICELOST °¡ ¹ÝȯµÈ´Ù.

ÀåÄ¡°¡ ¾ø¾îÁö¸é ¸ðµç ¹®Àǰ¡ ¾ø¾îÁ® ¾ÖÇø®ÄÉÀ̼ÇÀ¸·Î ¹®ÀǸ¦ »ý¼º ´Ù½Ã ÇÒ Çʿ䰡 ÀÖ´Ù. ÀåÄ¡°¡ ¹®ÀǸ¦ Áö¿ø Çϰí ÀÖÁö ¾Ê´Â °æ¿ì·Î, pQueryID °¡ NULL ÀÇ °æ¿ì, ¹®ÀÇÀÇ »ý¼ºÀÌ ½ÇÆÐÇØ D3DERR_INVALIDCALL °¡ ¹ÝȯµÈ´Ù.

´ÙÀ½ÀÇ Ç¥´Â, °¢¹®Á¦ ÀÖ¾î ¸Â´ï ŸÀÔ¿¡ °üÇÑ Áß¿äÇÑ Á¤º¸¸¦ Áý°èÇÑ °ÍÀÌ´Ù.

QuertyTypeÀ¯È¿ÇÑ ¹ßÇà Ç÷¡±×GetData ¹öÆÛ·±Å¸ÀÓºñ¸í½ÃÀûÀÎ ¹®ÀÇÀÇ ½ÃÀÛ
D3DQUERYTYPE_VCACHED3DISSUE_ENDD3DDEVINFO_VCACHE¸®Å×ÀÏ/µð¹ö±×CreateDevice
D3DQUERYTYPE_RESOURCEMANAGERD3DISSUE_ENDD3DDEVINFO_RESOURCEMANAGERµð¹ö±×¸¸Present
D3DQUERYTYPE_VERTEXSTATSD3DISSUE_ENDD3DDEVINFO_D3DVERTEXSTATSµð¹ö±×¸¸Present
D3DQUERYTYPE_EVENTD3DISSUE_ENDBOOL¸®Å×ÀÏ/µð¹ö±×CreateDevice
D3DQUERYTYPE_OCCLUSIOND3DISSUE_BEGIN, D3DISSUE_ENDDWORD¸®Å×ÀÏ/µð¹ö±×N/A

IDirect3DQuery9::Issue ÀÇ Ç÷¡±× Çʵå

 
#define D3DISSUE_END (1 << 0) 
// Tells the runtime to issue the end of a query, changing its state to 
//   "non-signaled" 
 
#define D3DISSUE_BEGIN (1 << 1) // Tells the runtime to issue the 
// beginng of a query.  

IDirect3DQuery9::GetData ÀÇ Ç÷¡±× Çʵå

 
#define D3DGETDATA_FLUSH (1 << 0) // Tells the runtime to flush 
// if the query is outstanding.


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