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iabdalkader daf2bb30da misc: Restructure repo.
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<div id=Content><div class="CSection"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="Texture_Functions"></a>Texture Functions</h1><div class=CBody><p>Modify texture mapping settings</p><p>Texture attributes are part of the context (see: <a href="dave_context-c.html#Context_Functions" class=LSection id=link19 onMouseOver="ShowTip(event, 'tt19', 'link19')" onMouseOut="HideTip('tt19')">Context Functions</a>) but a single context might contain multiple mapping attributes if multiple texture hardware units are present.</p><!--START_ND_SUMMARY--><div class=Summary><div class=STitle>Summary</div><div class=SBorder><table border=0 cellspacing=0 cellpadding=0 class=STable><tr class="SMain"><td class=SEntry><a href="#Texture_Functions" >Texture Functions</a></td><td class=SDescription>Modify texture mapping settings</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#Texture_Attribute_Writes" >Texture Attribute Writes</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_settexture" id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">d2_settexture</a></td><td class=SDescription>Specify the source for texture mapping.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_settexturemode" id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">d2_settexturemode</a></td><td class=SDescription>Define texture addressing details.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_settextureoperation" id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a></td><td class=SDescription>Choose texture operation for each channel.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_settexopparam" id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">d2_settexopparam</a></td><td class=SDescription>Set texture operation parameter.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_settexturemapping" id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">d2_settexturemapping</a></td><td class=SDescription>Define texture mapping.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_settexelcenter" id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">d2_settexelcenter</a></td><td class=SDescription>Set texel center offset.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_settexclut" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">d2_settexclut</a></td><td class=SDescription>Set texture colour palette pointer.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_settexclut_part" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">d2_settexclut_part</a></td><td class=SDescription>Set a part of the color lookup table.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_writetexclut_direct" id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">d2_writetexclut_direct</a></td><td class=SDescription>Write a part of the color lookup table directly to the render buffer.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_settexclut_offset" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">d2_settexclut_offset</a></td><td class=SDescription>Set index offset for indexed texture formats.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_settexclut_format" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">d2_settexclut_format</a></td><td class=SDescription>Set color format of texture CLUT.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_setcolorkey" id=link12 onMouseOver="ShowTip(event, 'tt12', 'link12')" onMouseOut="HideTip('tt12')">d2_setcolorkey</a></td><td class=SDescription>Set the color for color keying.</td></tr><tr class="SGroup SIndent1"><td class=SEntry><a href="#Texture_Attribute_Queries" >Texture Attribute Queries</a></td><td class=SDescription></td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_gettextureoperationa" id=link13 onMouseOver="ShowTip(event, 'tt13', 'link13')" onMouseOut="HideTip('tt13')">d2_gettextureoperationa</a></td><td class=SDescription>Query texture operation for alpha channel.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_gettextureoperationr" id=link14 onMouseOver="ShowTip(event, 'tt14', 'link14')" onMouseOut="HideTip('tt14')">d2_gettextureoperationr</a></td><td class=SDescription>Query texture operation for red channel.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_gettextureoperationg" id=link15 onMouseOver="ShowTip(event, 'tt15', 'link15')" onMouseOut="HideTip('tt15')">d2_gettextureoperationg</a></td><td class=SDescription>Query texture operation for green channel.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_gettextureoperationb" id=link16 onMouseOver="ShowTip(event, 'tt16', 'link16')" onMouseOut="HideTip('tt16')">d2_gettextureoperationb</a></td><td class=SDescription>Query texture operation for blue channel.</td></tr><tr class="SFunction SIndent2 SMarked"><td class=SEntry><a href="#d2_gettexopparam1" id=link17 onMouseOver="ShowTip(event, 'tt17', 'link17')" onMouseOut="HideTip('tt17')">d2_gettexopparam1</a></td><td class=SDescription>Query texture operation parameter p1.</td></tr><tr class="SFunction SIndent2"><td class=SEntry><a href="#d2_gettexopparam2" id=link18 onMouseOver="ShowTip(event, 'tt18', 'link18')" onMouseOut="HideTip('tt18')">d2_gettexopparam2</a></td><td class=SDescription>Query texture operation parameter p2.</td></tr></table></div></div><!--END_ND_SUMMARY--></div></div></div>
<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="Texture_Attribute_Writes"></a>Texture Attribute Writes</h3></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexture"></a>d2_settexture</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexture(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>void&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>ptr,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>pitch,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>width,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>height,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>format</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Specify the source for texture mapping.</p><p>The specified texture is used only when <a href="dave_context-c.html#d2_setfillmode" class=LFunction id=link20 onMouseOver="ShowTip(event, 'tt20', 'link20')" onMouseOut="HideTip('tt20')">d2_setfillmode</a> is set to <b>d2_fm_texture</b></p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link21 onMouseOver="ShowTip(event, 'tt21', 'link21')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>ptr</td><td class=CDLDescription>address of the top left texel (coordinate 0,0)</td></tr><tr><td class=CDLEntry>pitch</td><td class=CDLDescription>number of texels (<b>not bytes</b>) per scanline</td></tr><tr><td class=CDLEntry>width</td><td class=CDLDescription>width of texture in texels (equal or less than pitch)</td></tr><tr><td class=CDLEntry>height</td><td class=CDLDescription>height of texture in texels</td></tr><tr><td class=CDLEntry>format</td><td class=CDLDescription>texel encoding type (texture format)</td></tr></table><h4 class=CHeading>texture formats</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_mode_alpha8</td><td class=CDLDescription>monochrome 8bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_alpha4</td><td class=CDLDescription>monochrome 4bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_alpha2</td><td class=CDLDescription>monochrome 2bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_alpha1</td><td class=CDLDescription>monochrome 1bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgb565</td><td class=CDLDescription>colored 16bit per pixel (alpha is blue)</td></tr><tr><td class=CDLEntry>d2_mode_argb8888</td><td class=CDLDescription>colored 32bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgba8888</td><td class=CDLDescription>colored 32bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgb888</td><td class=CDLDescription>(same as d2_mode_argb8888)</td></tr><tr><td class=CDLEntry>d2_mode_argb4444</td><td class=CDLDescription>colored 16bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgba4444</td><td class=CDLDescription>colored 16bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgb444</td><td class=CDLDescription>(same as d2_mode_argb4444)</td></tr><tr><td class=CDLEntry>d2_mode_argb1555</td><td class=CDLDescription>colored 16bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgba5551</td><td class=CDLDescription>colored 16bit per pixel</td></tr><tr><td class=CDLEntry>d2_mode_rgb555</td><td class=CDLDescription>(same as d2_mode_argb1555)</td></tr><tr><td class=CDLEntry>d2_mode_ai44</td><td class=CDLDescription>colored, palletized 8bit per pixel, (4 bit alpha, 4 bit indexed RGB: see <a href="#d2_settexclut" class=LFunction id=link22 onMouseOver="ShowTip(event, 'tt7', 'link22')" onMouseOut="HideTip('tt7')">d2_settexclut</a>)</td></tr><tr><td class=CDLEntry>d2_mode_i8</td><td class=CDLDescription>colored, palletized 8bit per pixel (palette is used if d2_mode_clut is also set)</td></tr><tr><td class=CDLEntry>d2_mode_i4</td><td class=CDLDescription>colored, palletized 4bit per pixel (palette is used if d2_mode_clut is also set)</td></tr><tr><td class=CDLEntry>d2_mode_i2</td><td class=CDLDescription>colored, palletized 2bit per pixel (palette is used if d2_mode_clut is also set)</td></tr><tr><td class=CDLEntry>d2_mode_i1</td><td class=CDLDescription>colored, palletized 1bit per pixel (palette is used if d2_mode_clut is also set)</td></tr></table><p>additional flags (can be combined with all above formats) :</p><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_mode_clut</td><td class=CDLDescription>Enables the color look up table (for d2_mode_i8 through d2_mode_i1) (see <a href="#d2_settexclut" class=LFunction id=link23 onMouseOver="ShowTip(event, 'tt7', 'link23')" onMouseOut="HideTip('tt7')">d2_settexclut</a>).</td></tr></table><p>Modes d2_mode_rgb888, d2_mode_rgb444 and d2_mode_rgb555 can be used as well.&nbsp; In this case alpha information has to be ignored by setting a <a href="#d2_settextureoperation" class=LFunction id=link24 onMouseOver="ShowTip(event, 'tt3', 'link24')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> of d2_to_one for alpha.</p><p>If the CLUT is not enabled with an indexed color format (d2_mode_i8 to d2_mode_i1), the index is written directly to the framebuffer.&nbsp; The index can be combined with the offset, see <a href="#d2_settexclut_offset" class=LFunction id=link25 onMouseOver="ShowTip(event, 'tt10', 'link25')" onMouseOut="HideTip('tt10')">d2_settexclut_offset</a>.</p><p>In case of d2_mode_alpha4 to d2_mode_alpha1 bits are MSB aligned and replicated to the lower bits of the 8 bit format of the internal A, R, G and B channels.</p><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successful) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link26 onMouseOver="ShowTip(event, 'tt22', 'link26')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>note</h4><p>Please notice that a cache flush using &lsquo;d1_cacheblockflush&rsquo; might be necessary if memory contents were changed before!&nbsp; To avoid problems you can use the d1 driver memory management functions &lsquo;d1_copytovidmem&rsquo; or &lsquo;d1_copyfromvidmem&rsquo;, which implicitly do a cache flush.</p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexturemode"></a>d2_settexturemode</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexturemode(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>mode</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Define texture addressing details.</p><p>Texture wrapping will work with texture dimensions that are integer powers of two only (2,4,8,16,32,..).&nbsp; Other sizes will wrap at the next higher power of two.</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link27 onMouseOver="ShowTip(event, 'tt21', 'link27')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>mode</td><td class=CDLDescription>any combination of texture mode bits (default is d2_tm_filter, see below)</td></tr></table><h4 class=CHeading>texture mode bits</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_tm_wrapu</td><td class=CDLDescription>wrap texture on U axis (x-direction)</td></tr><tr><td class=CDLEntry>d2_tm_wrapv</td><td class=CDLDescription>wrap texture on V axis (y-direction)</td></tr><tr><td class=CDLEntry>d2_tm_filteru</td><td class=CDLDescription>apply linear filter on U axis (x-direction)</td></tr><tr><td class=CDLEntry>d2_tm_filterv</td><td class=CDLDescription>apply linear filter in V axis (y-direction)</td></tr><tr><td class=CDLEntry>d2_tm_filter</td><td class=CDLDescription>apply bilinear filter (both axis)</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successfull) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link28 onMouseOver="ShowTip(event, 'tt22', 'link28')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settextureoperation"></a>d2_settextureoperation</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settextureoperation(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>amode,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>rmode,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>gmode,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>bmode</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Choose texture operation for each channel.</p><p>Textures can be &lsquo;colorized&rsquo; by a varity of operations.&nbsp; A textureoperation can be defined for each channel (a,r,g,b) individually.&nbsp; Depending on the chosen operation one or two additional parameters have to be set using <a href="#d2_settexopparam" class=LFunction id=link29 onMouseOver="ShowTip(event, 'tt4', 'link29')" onMouseOut="HideTip('tt4')">d2_settexopparam</a>.</p><p>The default setting is d2_to_one, d2_to_copy, d2_to_copy, d2_to_copy and will therfore ignore any alpha information in the texture.</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link30 onMouseOver="ShowTip(event, 'tt21', 'link30')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>amode</td><td class=CDLDescription>texture operation for alpha channel</td></tr><tr><td class=CDLEntry>rmode</td><td class=CDLDescription>texture operation for red channel</td></tr><tr><td class=CDLEntry>gmode</td><td class=CDLDescription>texture operation for green channel</td></tr><tr><td class=CDLEntry>bmode</td><td class=CDLDescription>texture operation for blue channel</td></tr></table><h4 class=CHeading>texture operations</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_to_zero</td><td class=CDLDescription>replace channel data with zero (no parameters)</td></tr><tr><td class=CDLEntry>d2_to_one</td><td class=CDLDescription>replace channel data with one (no parameters)</td></tr><tr><td class=CDLEntry>d2_to_replace</td><td class=CDLDescription>replace channel data with a constant (p1)</td></tr><tr><td class=CDLEntry>d2_to_copy</td><td class=CDLDescription>copy channel data unchanged (no parameters)</td></tr><tr><td class=CDLEntry>d2_to_invert</td><td class=CDLDescription>invert channel data (no parameters)</td></tr><tr><td class=CDLEntry>d2_to_multiply</td><td class=CDLDescription>multiply channel data with a constant (p1)</td></tr><tr><td class=CDLEntry>d2_to_invmultiply</td><td class=CDLDescription>multiply inverted data with a constant (p1)</td></tr><tr><td class=CDLEntry>d2_to_blend</td><td class=CDLDescription>use channel data to blend between two constants (p1,p2)</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successfull) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link31 onMouseOver="ShowTip(event, 'tt22', 'link31')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexopparam" class=LFunction id=link32 onMouseOver="ShowTip(event, 'tt4', 'link32')" onMouseOut="HideTip('tt4')">d2_settexopparam</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexopparam"></a>d2_settexopparam</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexopparam(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>index,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>p1,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>p2</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set texture operation parameter.</p><p>Several texture operations require additional constants.&nbsp; See <a href="#d2_settextureoperation" class=LFunction id=link33 onMouseOver="ShowTip(event, 'tt3', 'link33')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for a list and description of all operations and their constants.&nbsp; The index parameter selects the color channels for which new parameters are to be set.</p><p>Both constant have to be in the range of 0 ..&nbsp; 255 unused constants (e.g. p2 in most operations) are ignored.&nbsp; Note that several color channel indices can be or&rsquo;ed together.</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link34 onMouseOver="ShowTip(event, 'tt21', 'link34')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>index</td><td class=CDLDescription>color channel index / indices</td></tr><tr><td class=CDLEntry>p1</td><td class=CDLDescription>parameter &lsquo;p1&rsquo; (see: <a href="#d2_settextureoperation" class=LFunction id=link35 onMouseOver="ShowTip(event, 'tt3', 'link35')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a>)</td></tr><tr><td class=CDLEntry>p2</td><td class=CDLDescription>parameter &lsquo;p2&rsquo; (see: <a href="#d2_settextureoperation" class=LFunction id=link36 onMouseOver="ShowTip(event, 'tt3', 'link36')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a>)</td></tr></table><h4 class=CHeading>color channel indices</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_cc_alpha</td><td class=CDLDescription>alpha channel</td></tr><tr><td class=CDLEntry>d2_cc_red</td><td class=CDLDescription>red channel</td></tr><tr><td class=CDLEntry>d2_cc_green</td><td class=CDLDescription>green channel</td></tr><tr><td class=CDLEntry>d2_cc_blue</td><td class=CDLDescription>blue channel</td></tr><tr><td class=CDLEntry>d2_cc_rgb</td><td class=CDLDescription>all channels except alpha</td></tr><tr><td class=CDLEntry>d2_cc_all</td><td class=CDLDescription>all channels</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successfull) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link37 onMouseOver="ShowTip(event, 'tt22', 'link37')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>see also</h4><p><a href="#d2_settextureoperation" class=LFunction id=link38 onMouseOver="ShowTip(event, 'tt3', 'link38')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexturemapping"></a>d2_settexturemapping</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexturemapping(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>x,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>y,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>u0,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>v0,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dxu,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dyu,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dxv,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dyv</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Define texture mapping.</p><p>This is the most basic function to setup the texture mapping frame of reference.&nbsp; You can directly specify the texture increments in u and v direction for stepping on the x or y axis.</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link39 onMouseOver="ShowTip(event, 'tt21', 'link39')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>x , y</td><td class=CDLDescription>position of the (u0,v0) texel on screen (fixedpoint)</td></tr><tr><td class=CDLEntry>u0, v0</td><td class=CDLDescription>initial texture coordinates (valid at point x,y) (16:16 fixedpoint)</td></tr><tr><td class=CDLEntry>dxu, dxv</td><td class=CDLDescription>texture increment for a step in x direction (16:16 fixedpoint)</td></tr><tr><td class=CDLEntry>dyu, dyv</td><td class=CDLDescription>texture increment for a step in y direction (16:16 fixedpoint)</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successfull) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link40 onMouseOver="ShowTip(event, 'tt22', 'link40')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexelcenter"></a>d2_settexelcenter</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexelcenter(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>x,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>y</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set texel center offset.</p><p>Default texel center is top left corner (0.0 , 0.0)</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link41 onMouseOver="ShowTip(event, 'tt21', 'link41')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>x , y</td><td class=CDLDescription>subpixel position of the texel center (fixedpoint)</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successfull) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link42 onMouseOver="ShowTip(event, 'tt22', 'link42')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexclut"></a>d2_settexclut</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>clut</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set texture colour palette pointer.</p><p>For indexed texture formats (see: <a href="#d2_settexture" class=LFunction id=link43 onMouseOver="ShowTip(event, 'tt1', 'link43')" onMouseOut="HideTip('tt1')">d2_settexture</a>), a colour look-up table is used.&nbsp; This function registers a pointer to a ARGB CLUT (32 bit values, format 0xAARRGGBB) with the current context.&nbsp; The size of the CLUT must be 16 resp.&nbsp; 256 words (see note).</p><p>The pointer needs to be persistent, as the table is not immediately copied to the context.&nbsp; It is read once before the next object using textures is rendered or if <a href="#d2_settexclut_part" class=LFunction id=link44 onMouseOver="ShowTip(event, 'tt8', 'link44')" onMouseOut="HideTip('tt8')">d2_settexclut_part</a> is used.&nbsp; If the CLUT is changed later on, d2_settexclut has to be called again to trigger a new upload.</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link45 onMouseOver="ShowTip(event, 'tt21', 'link45')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>clut</td><td class=CDLDescription>persistent pointer to CLUT</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successful) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link46 onMouseOver="ShowTip(event, 'tt22', 'link46')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>note</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>size of CLUT:</td><td class=CDLDescription>16 x 32bit if feature bit D2FB_TEXCLUT256 = 0 (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link47 onMouseOver="ShowTip(event, 'tt23', 'link47')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>)</td></tr><tr><td class=CDLEntry>size of CLUT:</td><td class=CDLDescription>256 x 32bit if feature bit D2FB_TEXCLUT256 = 1 (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link48 onMouseOver="ShowTip(event, 'tt23', 'link48')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>)</td></tr></table><p>the parameter clut can be NULL.&nbsp; If the CLUT was cached then the allocated memory will be freed (see: <a href="#d2_settexclut_part" class=LFunction id=link49 onMouseOver="ShowTip(event, 'tt8', 'link49')" onMouseOut="HideTip('tt8')">d2_settexclut_part</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexture" class=LFunction id=link50 onMouseOver="ShowTip(event, 'tt1', 'link50')" onMouseOut="HideTip('tt1')">d2_settexture</a>, <a href="#d2_settexclut_part" class=LFunction id=link51 onMouseOver="ShowTip(event, 'tt8', 'link51')" onMouseOut="HideTip('tt8')">d2_settexclut_part</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexclut_part"></a>d2_settexclut_part</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut_part(</td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>clut_part,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>start_index,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>length</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set a part of the color lookup table.</p><p>Only parts of the CLUT can be set or overridden.&nbsp; The CLUT content will be cached in the current context.&nbsp; If a pointer to a CLUT was given by <a href="#d2_settexclut" class=LFunction id=link52 onMouseOver="ShowTip(event, 'tt7', 'link52')" onMouseOut="HideTip('tt7')">d2_settexclut</a> this CLUT contents is first copied to the context.&nbsp; The contents of clut_part is then copied to the cached CLUT starting at start_index with a length of length.</p><p>The size of the CLUT is 256 resp.&nbsp; 16 (if feature bit D2FB_TEXCLUT256 = 1 resp.&nbsp; = 0 (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link53 onMouseOver="ShowTip(event, 'tt23', 'link53')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>))</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link54 onMouseOver="ShowTip(event, 'tt21', 'link54')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>clut_part</td><td class=CDLDescription>pointer to a segment for the CLUT</td></tr><tr><td class=CDLEntry>start_index</td><td class=CDLDescription>start index of the CLUT where clut_part will be copied to (0..size-1)</td></tr><tr><td class=CDLEntry>length</td><td class=CDLDescription>number of CLUT entries to be copied (1..size)</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successful) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link55 onMouseOver="ShowTip(event, 'tt22', 'link55')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexclut" class=LFunction id=link56 onMouseOver="ShowTip(event, 'tt7', 'link56')" onMouseOut="HideTip('tt7')">d2_settexclut</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_writetexclut_direct"></a>d2_writetexclut_direct</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_writetexclut_direct(</td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>clut_part,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>start_index,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>length</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Write a part of the color lookup table directly to the render buffer.</p><p>Only parts of the CLUT can be set.&nbsp; The contents of clut_part is written directly to the render buffer starting at start_index with a length of length.</p><p>The size of the CLUT is 256 resp.&nbsp; 16 (if feature bit D2FB_TEXCLUT256 = 1 resp.&nbsp; = 0 (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link57 onMouseOver="ShowTip(event, 'tt23', 'link57')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>))</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link58 onMouseOver="ShowTip(event, 'tt21', 'link58')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>clut_part</td><td class=CDLDescription>pointer to a segment for the CLUT</td></tr><tr><td class=CDLEntry>start_index</td><td class=CDLDescription>start index of the CLUT where clut_part will be written to (0..size-1)</td></tr><tr><td class=CDLEntry>length</td><td class=CDLDescription>number of CLUT entries to write (1..size)</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successful) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link59 onMouseOver="ShowTip(event, 'tt22', 'link59')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>note</h4><ul><li>no data needs to be cached</li><li>clut_part does not need to be persistent</li><li>a context switch does not restore the contents of the CLUT</li></ul><h4 class=CHeading>see also</h4><p><a href="#d2_settexclut" class=LFunction id=link60 onMouseOver="ShowTip(event, 'tt7', 'link60')" onMouseOut="HideTip('tt7')">d2_settexclut</a> <a href="#d2_settexclut_part" class=LFunction id=link61 onMouseOver="ShowTip(event, 'tt8', 'link61')" onMouseOut="HideTip('tt8')">d2_settexclut_part</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexclut_offset"></a>d2_settexclut_offset</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut_offset(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>offset</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set index offset for indexed texture formats.</p><p>For the indexed texture formats d2_mode_i4, d2_mode_i2 and d2_mode_i1 (see: <a href="#d2_settexture" class=LFunction id=link62 onMouseOver="ShowTip(event, 'tt1', 'link62')" onMouseOut="HideTip('tt1')">d2_settexture</a>) an offset to the color index can be used.</p><p>The offset is an 8 bit resp.&nbsp; 4 bit value (if feature bit D2FB_TEXCLUT256 = 1 resp.&nbsp; = 0 (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link63 onMouseOver="ShowTip(event, 'tt23', 'link63')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>))</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link64 onMouseOver="ShowTip(event, 'tt21', 'link64')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>offset</td><td class=CDLDescription>offset to index (default = 0); will be or&rsquo;ed with the index of the texel</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successful) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link65 onMouseOver="ShowTip(event, 'tt22', 'link65')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexclut" class=LFunction id=link66 onMouseOver="ShowTip(event, 'tt7', 'link66')" onMouseOut="HideTip('tt7')">d2_settexclut</a> <a href="#d2_settexture" class=LFunction id=link67 onMouseOver="ShowTip(event, 'tt1', 'link67')" onMouseOut="HideTip('tt1')">d2_settexture</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_settexclut_format"></a>d2_settexclut_format</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut_format(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>format</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set color format of texture CLUT.</p><p>The Color lookup table has 256 entries of 32 bit color values.&nbsp; Each color value is coded as ARGB8888.&nbsp; In case of RGB565 the CLUT 256x32bit is divided into a lower and an upper part for 256 16bit color entries.&nbsp; One 32bit word contains two successive 16bit color entries.&nbsp; The lower 16 bit contain the first color entry and the upper 16 bit contain the next color entry.&nbsp; The upper part of the CLUT can be accessed by the texture unit by setting the texclut_offset to 0x80.&nbsp; When loading the CLUT 32bit words are written to the RAM.&nbsp; In this 16bit mode the driver has to take care to write the correct data.</p><p>If the feature bit D2FB_TEXCLUT256 = 0 the format applies to 16 entries of 32 bit (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link68 onMouseOver="ShowTip(event, 'tt23', 'link68')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>).</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link69 onMouseOver="ShowTip(event, 'tt21', 'link69')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>format</td><td class=CDLDescription>color format</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successful) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link70 onMouseOver="ShowTip(event, 'tt22', 'link70')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>color formats</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_mode_argb8888</td><td class=CDLDescription>colored 32bit per pixel (default)</td></tr><tr><td class=CDLEntry>d2_mode_rgb565</td><td class=CDLDescription>colored 16bit per pixel (alpha is blue)</td></tr></table><h4 class=CHeading>see also</h4><p><a href="#d2_settexclut" class=LFunction id=link71 onMouseOver="ShowTip(event, 'tt7', 'link71')" onMouseOut="HideTip('tt7')">d2_settexclut</a> <a href="#d2_settexture" class=LFunction id=link72 onMouseOver="ShowTip(event, 'tt1', 'link72')" onMouseOut="HideTip('tt1')">d2_settexture</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_setcolorkey"></a>d2_setcolorkey</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_setcolorkey(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>enable,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>color_key</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Set the color for color keying.</p><p>Color keying compares every RGB value of a texture pixel with color_key.&nbsp; If the values are equal then Alpha as well as R, G and B are set to 0 to mark the pixel transparent.</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link73 onMouseOver="ShowTip(event, 'tt21', 'link73')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>enable</td><td class=CDLDescription>enables color keying</td></tr><tr><td class=CDLEntry>color_key</td><td class=CDLDescription>RGB value of color key</td></tr></table><h4 class=CHeading>returns</h4><p>errorcode (D2_OK if successfull) see list of <a href="../inc/dave_errorcodes-h.html#Errorcodes" class=LSection id=link74 onMouseOver="ShowTip(event, 'tt22', 'link74')" onMouseOut="HideTip('tt22')">Errorcodes</a> for details</p><h4 class=CHeading>note</h4><p>colorkeying is available if the feature bit D2FB_COLORKEY is set (see <a href="dave_driver-c.html#d2_getrevisionhw" class=LFunction id=link75 onMouseOver="ShowTip(event, 'tt23', 'link75')" onMouseOut="HideTip('tt23')">d2_getrevisionhw</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexture" class=LFunction id=link76 onMouseOver="ShowTip(event, 'tt1', 'link76')" onMouseOut="HideTip('tt1')">d2_settexture</a></p></div></div></div>
<div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="Texture_Attribute_Queries"></a>Texture Attribute Queries</h3></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_gettextureoperationa"></a>d2_gettextureoperationa</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationa(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Query texture operation for alpha channel.</p><p>See <a href="#d2_settextureoperation" class=LFunction id=link77 onMouseOver="ShowTip(event, 'tt3', 'link77')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for a list of texture operations</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link78 onMouseOver="ShowTip(event, 'tt21', 'link78')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr></table><h4 class=CHeading>returns</h4><p>texture operation. undefined in case of an error (check with <a href="dave_driver-c.html#d2_geterror" class=LFunction id=link79 onMouseOver="ShowTip(event, 'tt24', 'link79')" onMouseOut="HideTip('tt24')">d2_geterror</a> or <a href="dave_driver-c.html#d2_geterrorstring" class=LFunction id=link80 onMouseOver="ShowTip(event, 'tt25', 'link80')" onMouseOut="HideTip('tt25')">d2_geterrorstring</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_gettextureoperationr" class=LFunction id=link81 onMouseOver="ShowTip(event, 'tt14', 'link81')" onMouseOut="HideTip('tt14')">d2_gettextureoperationr</a>, <a href="#d2_gettextureoperationg" class=LFunction id=link82 onMouseOver="ShowTip(event, 'tt15', 'link82')" onMouseOut="HideTip('tt15')">d2_gettextureoperationg</a>, <a href="#d2_gettextureoperationb" class=LFunction id=link83 onMouseOver="ShowTip(event, 'tt16', 'link83')" onMouseOut="HideTip('tt16')">d2_gettextureoperationb</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_gettextureoperationr"></a>d2_gettextureoperationr</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationr(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Query texture operation for red channel.</p><p>See <a href="#d2_settextureoperation" class=LFunction id=link84 onMouseOver="ShowTip(event, 'tt3', 'link84')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for a list of texture operations</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link85 onMouseOver="ShowTip(event, 'tt21', 'link85')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr></table><h4 class=CHeading>returns</h4><p>texture operation. undefined in case of an error (check with <a href="dave_driver-c.html#d2_geterror" class=LFunction id=link86 onMouseOver="ShowTip(event, 'tt24', 'link86')" onMouseOut="HideTip('tt24')">d2_geterror</a> or <a href="dave_driver-c.html#d2_geterrorstring" class=LFunction id=link87 onMouseOver="ShowTip(event, 'tt25', 'link87')" onMouseOut="HideTip('tt25')">d2_geterrorstring</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_gettextureoperationa" class=LFunction id=link88 onMouseOver="ShowTip(event, 'tt13', 'link88')" onMouseOut="HideTip('tt13')">d2_gettextureoperationa</a>, <a href="#d2_gettextureoperationg" class=LFunction id=link89 onMouseOver="ShowTip(event, 'tt15', 'link89')" onMouseOut="HideTip('tt15')">d2_gettextureoperationg</a>, <a href="#d2_gettextureoperationb" class=LFunction id=link90 onMouseOver="ShowTip(event, 'tt16', 'link90')" onMouseOut="HideTip('tt16')">d2_gettextureoperationb</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_gettextureoperationg"></a>d2_gettextureoperationg</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationg(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Query texture operation for green channel.</p><p>See <a href="#d2_settextureoperation" class=LFunction id=link91 onMouseOver="ShowTip(event, 'tt3', 'link91')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for a list of texture operations</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link92 onMouseOver="ShowTip(event, 'tt21', 'link92')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr></table><h4 class=CHeading>returns</h4><p>texture operation. undefined in case of an error (check with <a href="dave_driver-c.html#d2_geterror" class=LFunction id=link93 onMouseOver="ShowTip(event, 'tt24', 'link93')" onMouseOut="HideTip('tt24')">d2_geterror</a> or <a href="dave_driver-c.html#d2_geterrorstring" class=LFunction id=link94 onMouseOver="ShowTip(event, 'tt25', 'link94')" onMouseOut="HideTip('tt25')">d2_geterrorstring</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_gettextureoperationa" class=LFunction id=link95 onMouseOver="ShowTip(event, 'tt13', 'link95')" onMouseOut="HideTip('tt13')">d2_gettextureoperationa</a>, <a href="#d2_gettextureoperationr" class=LFunction id=link96 onMouseOver="ShowTip(event, 'tt14', 'link96')" onMouseOut="HideTip('tt14')">d2_gettextureoperationr</a>, <a href="#d2_gettextureoperationb" class=LFunction id=link97 onMouseOver="ShowTip(event, 'tt16', 'link97')" onMouseOut="HideTip('tt16')">d2_gettextureoperationb</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_gettextureoperationb"></a>d2_gettextureoperationb</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationb(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Query texture operation for blue channel.</p><p>See <a href="#d2_settextureoperation" class=LFunction id=link98 onMouseOver="ShowTip(event, 'tt3', 'link98')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for a list of texture operations</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link99 onMouseOver="ShowTip(event, 'tt21', 'link99')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr></table><h4 class=CHeading>returns</h4><p>texture operation. undefined in case of an error (check with <a href="dave_driver-c.html#d2_geterror" class=LFunction id=link100 onMouseOver="ShowTip(event, 'tt24', 'link100')" onMouseOut="HideTip('tt24')">d2_geterror</a> or <a href="dave_driver-c.html#d2_geterrorstring" class=LFunction id=link101 onMouseOver="ShowTip(event, 'tt25', 'link101')" onMouseOut="HideTip('tt25')">d2_geterrorstring</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_gettextureoperationa" class=LFunction id=link102 onMouseOver="ShowTip(event, 'tt13', 'link102')" onMouseOut="HideTip('tt13')">d2_gettextureoperationa</a>, <a href="#d2_gettextureoperationr" class=LFunction id=link103 onMouseOver="ShowTip(event, 'tt14', 'link103')" onMouseOut="HideTip('tt14')">d2_gettextureoperationr</a>, <a href="#d2_gettextureoperationg" class=LFunction id=link104 onMouseOver="ShowTip(event, 'tt15', 'link104')" onMouseOut="HideTip('tt15')">d2_gettextureoperationg</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_gettexopparam1"></a>d2_gettexopparam1</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_alpha d2_gettexopparam1(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>index</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Query texture operation parameter p1.</p><p>See <a href="#d2_settexopparam" class=LFunction id=link105 onMouseOver="ShowTip(event, 'tt4', 'link105')" onMouseOut="HideTip('tt4')">d2_settexopparam</a> and <a href="#d2_settextureoperation" class=LFunction id=link106 onMouseOver="ShowTip(event, 'tt3', 'link106')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for details</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link107 onMouseOver="ShowTip(event, 'tt21', 'link107')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>index</td><td class=CDLDescription>color channel index</td></tr></table><h4 class=CHeading>color channel indices</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_cc_alpha</td><td class=CDLDescription>alpha channel</td></tr><tr><td class=CDLEntry>d2_cc_red</td><td class=CDLDescription>red channel</td></tr><tr><td class=CDLEntry>d2_cc_green</td><td class=CDLDescription>green channel</td></tr><tr><td class=CDLEntry>d2_cc_blue</td><td class=CDLDescription>blue channel</td></tr></table><h4 class=CHeading>returns</h4><p>texture operation parameter p1. undefined in case of an error (check with <a href="dave_driver-c.html#d2_geterror" class=LFunction id=link108 onMouseOver="ShowTip(event, 'tt24', 'link108')" onMouseOut="HideTip('tt24')">d2_geterror</a> or <a href="dave_driver-c.html#d2_geterrorstring" class=LFunction id=link109 onMouseOver="ShowTip(event, 'tt25', 'link109')" onMouseOut="HideTip('tt25')">d2_geterrorstring</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexopparam" class=LFunction id=link110 onMouseOver="ShowTip(event, 'tt4', 'link110')" onMouseOut="HideTip('tt4')">d2_settexopparam</a></p></div></div></div>
<div class="CFunction"><div class=CTopic><h3 class=CTitle><a name="d2_gettexopparam2"></a>d2_gettexopparam2</h3><div class=CBody><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_alpha d2_gettexopparam2(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>index</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Query texture operation parameter p2.</p><p>See <a href="#d2_settexopparam" class=LFunction id=link111 onMouseOver="ShowTip(event, 'tt4', 'link111')" onMouseOut="HideTip('tt4')">d2_settexopparam</a> and <a href="#d2_settextureoperation" class=LFunction id=link112 onMouseOver="ShowTip(event, 'tt3', 'link112')" onMouseOut="HideTip('tt3')">d2_settextureoperation</a> for details</p><h4 class=CHeading>parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>handle</td><td class=CDLDescription>device pointer (see: <a href="dave_driver-c.html#d2_opendevice" class=LFunction id=link113 onMouseOver="ShowTip(event, 'tt21', 'link113')" onMouseOut="HideTip('tt21')">d2_opendevice</a>)</td></tr><tr><td class=CDLEntry>index</td><td class=CDLDescription>color channel index</td></tr></table><h4 class=CHeading>color channel indices</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>d2_cc_alpha</td><td class=CDLDescription>alpha channel</td></tr><tr><td class=CDLEntry>d2_cc_red</td><td class=CDLDescription>red channel</td></tr><tr><td class=CDLEntry>d2_cc_green</td><td class=CDLDescription>green channel</td></tr><tr><td class=CDLEntry>d2_cc_blue</td><td class=CDLDescription>blue channel</td></tr></table><h4 class=CHeading>returns</h4><p>texture operation parameter p2. undefined in case of an error (check with <a href="dave_driver-c.html#d2_geterror" class=LFunction id=link114 onMouseOver="ShowTip(event, 'tt24', 'link114')" onMouseOut="HideTip('tt24')">d2_geterror</a> or <a href="dave_driver-c.html#d2_geterrorstring" class=LFunction id=link115 onMouseOver="ShowTip(event, 'tt25', 'link115')" onMouseOut="HideTip('tt25')">d2_geterrorstring</a>)</p><h4 class=CHeading>see also</h4><p><a href="#d2_settexopparam" class=LFunction id=link116 onMouseOver="ShowTip(event, 'tt4', 'link116')" onMouseOut="HideTip('tt4')">d2_settexopparam</a></p></div></div></div>
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<div class=CToolTip id="tt1"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexture(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>void&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>ptr,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>pitch,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>width,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>height,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>format</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Specify the source for texture mapping.</div></div><div class=CToolTip id="tt2"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexturemode(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>mode</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Define texture addressing details.</div></div><div class=CToolTip id="tt3"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settextureoperation(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>amode,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>rmode,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>gmode,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u8&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>bmode</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Choose texture operation for each channel.</div></div><div class=CToolTip id="tt4"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexopparam(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>index,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>p1,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>p2</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set texture operation parameter.</div></div><div class=CToolTip id="tt5"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexturemapping(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>x,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>y,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>u0,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>v0,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dxu,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dyu,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dxv,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>dyv</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Define texture mapping.</div></div><div class=CToolTip id="tt6"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexelcenter(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>x,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_point&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>y</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set texel center offset.</div></div><div class=CToolTip id="tt7"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>clut</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set texture colour palette pointer.</div></div><div class=CToolTip id="tt8"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut_part(</td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>clut_part,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>start_index,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>length</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set a part of the color lookup table.</div></div><div class=CToolTip id="tt9"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_writetexclut_direct(</td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>clut_part,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>start_index,</td></tr><tr><td></td><td class="PTypePrefix prettyprint " nowrap></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>length</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Write a part of the color lookup table directly to the render buffer.</div></div><div class=CToolTip id="tt10"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut_offset(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>offset</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set index offset for indexed texture formats.</div></div><div class=CToolTip id="tt11"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_settexclut_format(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>format</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set color format of texture CLUT.</div></div><div class=CToolTip id="tt12"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_setcolorkey(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_s32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>enable,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_color&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>color_key</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Set the color for color keying.</div></div><div class=CToolTip id="tt13"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationa(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query texture operation for alpha channel.</div></div><div class=CToolTip id="tt14"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationr(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query texture operation for red channel.</div></div><div class=CToolTip id="tt15"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationg(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query texture operation for green channel.</div></div><div class=CToolTip id="tt16"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u8 d2_gettextureoperationb(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query texture operation for blue channel.</div></div><div class=CToolTip id="tt17"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_alpha d2_gettexopparam1(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>index</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query texture operation parameter p1.</div></div><div class=CToolTip id="tt18"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_alpha d2_gettexopparam2(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>index</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query texture operation parameter p2.</div></div><div class=CToolTip id="tt19"><div class=CSection>Modify material settings</div></div><div class=CToolTip id="tt20"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_setfillmode(</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle,</td></tr><tr><td></td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap></td><td class="PParameter prettyprint " nowrap>mode</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Select fillmode (solid,patter,texture,..)</div></div><div class=CToolTip id="tt21"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_device * d2_opendevice(</td><td class="PType prettyprint " nowrap>d2_u32&nbsp;</td><td class="PParameter prettyprint " nowrap>flags</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Create a new device handle.</div></div><div class=CToolTip id="tt22"><div class=CSection>List of all dave driver errorcodes.</div></div><div class=CToolTip id="tt23"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_u32 d2_getrevisionhw(</td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query hw revisionID. </div></div><div class=CToolTip id="tt24"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>d2_s32 d2_geterror(</td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query device error information.</div></div><div class=CToolTip id="tt25"><div class=CFunction><blockquote><table border=0 cellspacing=0 cellpadding=0 class="Prototype"><tr><td><table border=0 cellspacing=0 cellpadding=0><tr><td class="PBeforeParameters prettyprint "nowrap>const d2_char * d2_geterrorstring(</td><td class="PTypePrefix prettyprint " nowrap>const&nbsp;</td><td class="PType prettyprint " nowrap>d2_device&nbsp;</td><td class="PParameterPrefix prettyprint " nowrap>*</td><td class="PParameter prettyprint " nowrap>handle</td><td class="PAfterParameters prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote>Query detailed device error information.</div></div><!--END_ND_TOOLTIPS-->
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