可编程数据流模型 (programmable stream model).htm

此文件是微软MSDN中d3d部分资料的翻译文件

style="mso-spacerun: yes">&nbsp; </SPAN>0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 28, 
D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR,<SPAN 
style="mso-spacerun: yes">&nbsp; </SPAN>1 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 1</SPAN>, 0, 
D3DDECLTYPE_FLOAT2,<SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 2</SPAN>, 0, 
D3DDECLTYPE_FLOAT2,<SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN>D3DDECL_<SPAN 
class=GramE>END()</SPAN><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">};<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan" 
align=left><SPAN 
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">现在创建顶点声明对象，如下所示：<SPAN 
lang=EN-US><o:p></o:p></SPAN></SPAN></P><PRE><SPAN lang=EN-US style="FONT-SIZE: 10pt">LPDIRECT3DVERTEXDECLARATION9 <SPAN class=SpellE>m_pVertexDeclaration</SPAN>;<o:p></o:p></SPAN></PRE><PRE><SPAN lang=EN-US style="FONT-SIZE: 10pt">g_d3dDevice-&gt;<SPAN class=SpellE><SPAN class=GramE>CreateVertexDeclaration</SPAN></SPAN><SPAN class=GramE>(</SPAN> dwDecl3, <SPAN class=SpellE>m_pVertexDeclaration</SPAN> );<o:p></o:p></SPAN></PRE>
<H2>组合的示例</H2>
<H3>一个数据流，只使用漫反射色</H3>
<P>只用漫反射色渲染的顶点声明和数据流设置看起来会如下所示：</P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">D3DVERTEXELEMENT9 
dwDecl3[] = <o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 
0,<SPAN style="mso-spacerun: yes">&nbsp; </SPAN>D3DDECLTYPE_FLOAT3,<SPAN 
style="mso-spacerun: yes">&nbsp;&nbsp; </SPAN>D3DDECLMETHOD_DEFAULT, 
D3DDECLUSAGE_POSITION, 0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 12, 
D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR,<SPAN 
style="mso-spacerun: yes">&nbsp; </SPAN>0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 28, 
D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR,<SPAN 
style="mso-spacerun: yes">&nbsp; </SPAN>1 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN>D3DDECL_<SPAN 
class=GramE>END()</SPAN><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">};<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">m_pd3dDevice-&gt;<SPAN 
class=SpellE><SPAN class=GramE>SetStreamSource</SPAN></SPAN><SPAN 
class=GramE>(</SPAN> 0, m_pVBVertexShader0, 0, <SPAN 
class=SpellE>sizeof</SPAN>(CUSTOMVERTEX) );<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">m_pd3dDevice-&gt;<SPAN 
class=SpellE><SPAN class=GramE>SetStreamSource</SPAN></SPAN><SPAN 
class=GramE>(</SPAN> 1, NULL, 0, 0);<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">m_pd3dDevice-&gt;<SPAN 
class=SpellE><SPAN class=GramE>SetStreamSource</SPAN></SPAN><SPAN 
class=GramE>(</SPAN> 2, NULL, 0, 0);</SPAN><SPAN lang=EN-US 
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-outline-level: 3" 
align=left><B><SPAN 
style="FONT-SIZE: 13.5pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">两个数据流，使用颜色和纹理<SPAN 
lang=EN-US><o:p></o:p></SPAN></SPAN></B></P>
<P class=MsoNormal 
style="TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan" 
align=left><SPAN 
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">使用单纹理进行渲染的顶点声明和数据流设置看起来会如下所示：<SPAN 
lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">D3DVERTEXELEMENT9 
dwDecl3[] = <o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 
0,<SPAN style="mso-spacerun: yes">&nbsp; </SPAN>D3DDECLTYPE_FLOAT3,<SPAN 
style="mso-spacerun: yes">&nbsp;&nbsp; </SPAN>D3DDECLMETHOD_DEFAULT, 
D3DDECLUSAGE_POSITION, 0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 12, 
D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR,<SPAN 
style="mso-spacerun: yes">&nbsp; </SPAN>0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 28, 
D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR,<SPAN 
style="mso-spacerun: yes">&nbsp; </SPAN>1 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN style="mso-tab-count: 1">&nbsp; </SPAN><SPAN class=GramE><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">{ 
1</SPAN></SPAN><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">, 
0, D3DDECLTYPE_FLOAT2,<SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN style="mso-tab-count: 1">&nbsp; </SPAN><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">D3DDECL_<SPAN 
class=GramE>END()</SPAN><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">};<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><o:p>&nbsp;</o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">m_pd3dDevice-&gt;<SPAN 
class=SpellE><SPAN class=GramE>SetStreamSource</SPAN></SPAN><SPAN 
class=GramE>(</SPAN> 0, <SPAN class=SpellE>m_pVBPosColor</SPAN>, 0, <SPAN 
class=SpellE>sizeof</SPAN>(POSCOLORVERTEX) );<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">m_pd3dDevice-&gt;<SPAN 
class=SpellE><SPAN class=GramE>SetStreamSource</SPAN></SPAN><SPAN 
class=GramE>(</SPAN> 1, m_pVBTexC0, 0, <SPAN 
class=SpellE>sizeof</SPAN>(TEXC0VERTEX) );<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">m_pd3dDevice-&gt;<SPAN 
class=SpellE><SPAN class=GramE>SetStreamSource</SPAN></SPAN><SPAN 
class=GramE>(</SPAN> 2, NULL, 0, 0);<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-outline-level: 3" 
align=left><B><SPAN 
style="FONT-SIZE: 13.5pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">三个数据流，使用颜色和两张纹理<SPAN 
lang=EN-US><o:p></o:p></SPAN></SPAN></B></P>
<P class=MsoNormal 
style="TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan" 
align=left><SPAN 
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">使用两张纹理进行多重纹理渲染的顶点声明和数据流设置看起来会如下所示。<SPAN 
lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">D3DVERTEXELEMENT9 
<SPAN class=GramE>dwDecl3[</SPAN>] = <o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp; </SPAN><SPAN class=GramE>{ 0</SPAN>, 
0,<SPAN style="mso-spacerun: yes">&nbsp; </SPAN>D3DDECLTYPE_FLOAT3,<SPAN 
style="mso-spacerun: yes">&nbsp;&nbsp; </SPAN>D3DDECLMETHOD_DEFAULT, 
D3DDECLUSAGE_POSITION, 0 },<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: left; mso-pagination: widow-orphan" 
align=left><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt"><SPAN