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<h1>PVRTPFXParserAPI.h</h1><a href="PVRTPFXParserAPI_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <span class="comment">/******************************************************************************</span>
00002 <span class="comment"></span>
00003 <span class="comment"> @File         PVRTPFXParserAPI.h</span>
00004 <span class="comment"></span>
00005 <span class="comment"> @Title        OGLES2/PVRTPFXParserAPI.h</span>
00006 <span class="comment"></span>
00007 <span class="comment"> @Version      </span>
00008 <span class="comment"></span>
00009 <span class="comment"> @Copyright    Copyright (C)  Imagination Technologies Limited.</span>
00010 <span class="comment"></span>
00011 <span class="comment"> @Platform     Windows + Linux</span>
00012 <span class="comment"></span>
00013 <span class="comment"> @Description  Declaration of PFX file parser</span>
00014 <span class="comment"></span>
00015 <span class="comment">******************************************************************************/</span>
00016 
00017 <span class="preprocessor">#ifndef _PVRTPFXPARSERAPI_H_</span>
00018 <span class="preprocessor"></span><span class="preprocessor">#define _PVRTPFXPARSERAPI_H_</span>
00019 <span class="preprocessor"></span>
00020 <span class="preprocessor">#include "../PVRTError.h"</span>
00021 
00022 <span class="comment">/****************************************************************************</span>
00023 <span class="comment">** Structures</span>
00024 <span class="comment">****************************************************************************/</span>
00025 
<a name="l00027"></a><a class="code" href="structSPVRTPFXUniformSemantic.html">00027</a> <span class="keyword">struct </span><a class="code" href="structSPVRTPFXUniformSemantic.html">SPVRTPFXUniformSemantic</a>
00028 {
<a name="l00029"></a><a class="code" href="structSPVRTPFXUniformSemantic.html#o0">00029</a>     <span class="keyword">const</span> <span class="keywordtype">char</span>      *<a class="code" href="structSPVRTPFXUniformSemantic.html#o0">p</a>; <span class="comment">// String containing semantic</span>
<a name="l00030"></a><a class="code" href="structSPVRTPFXUniformSemantic.html#o1">00030</a>     <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>    <a class="code" href="structSPVRTPFXUniformSemantic.html#o1">n</a>;  <span class="comment">// Application-defined semantic value</span>
00031 };
00032 
<a name="l00034"></a><a class="code" href="structSPVRTPFXUniform.html">00034</a> <span class="keyword">struct </span><a class="code" href="structSPVRTPFXUniform.html">SPVRTPFXUniform</a>
00035 {
<a name="l00036"></a><a class="code" href="structSPVRTPFXUniform.html#o0">00036</a>     <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>    <a class="code" href="structSPVRTPFXUniform.html#o0">nLocation</a>;  <span class="comment">// GL location of the Uniform</span>
<a name="l00037"></a><a class="code" href="structSPVRTPFXUniform.html#o1">00037</a>     <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>    <a class="code" href="structSPVRTPFXUniform.html#o1">nSemantic</a>;  <span class="comment">// Application-defined semantic value</span>
<a name="l00038"></a><a class="code" href="structSPVRTPFXUniform.html#o2">00038</a>     <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>    <a class="code" href="structSPVRTPFXUniform.html#o2">nIdx</a>;       <span class="comment">// Index; for example two semantics might be LIGHTPOSITION0 and LIGHTPOSITION1</span>
00039 };
00040 
<a name="l00042"></a><a class="code" href="structSPVRTPFXTexture.html">00042</a> <span class="keyword">struct </span><a class="code" href="structSPVRTPFXTexture.html">SPVRTPFXTexture</a>
00043 {
<a name="l00044"></a><a class="code" href="structSPVRTPFXTexture.html#o0">00044</a>     <span class="keyword">const</span> <span class="keywordtype">char</span>  *p;     <span class="comment">// texture FileName</span>
<a name="l00045"></a><a class="code" href="structSPVRTPFXTexture.html#o1">00045</a>     GLuint      <a class="code" href="structSPVRTPFXTexture.html#o1">ui</a>;     <span class="comment">// Loaded texture handle</span>
00046 };
00047 
00048 <span class="comment">/*!**************************************************************************</span>
00049 <span class="comment">@Class CPVRTPFXEffect</span>
00050 <span class="comment">@Brief PFX effect</span>
00051 <span class="comment">****************************************************************************/</span>
<a name="l00052"></a><a class="code" href="classCPVRTPFXEffect.html">00052</a> <span class="keyword">class </span><a class="code" href="classCPVRTPFXEffect.html">CPVRTPFXEffect</a>
00053 {
00054 <span class="keyword">public</span>:
<a name="l00055"></a><a class="code" href="classCPVRTPFXEffect.html#o0">00055</a>     <a class="code" href="structSPVRTContext.html">SPVRTContext</a>    *<a class="code" href="classCPVRTPFXEffect.html#o0">m_psContext</a>;
<a name="l00056"></a><a class="code" href="classCPVRTPFXEffect.html#o1">00056</a>     <a class="code" href="classCPVRTPFXParser.html">CPVRTPFXParser</a>  *<a class="code" href="classCPVRTPFXEffect.html#o1">m_pParser</a>;
<a name="l00057"></a><a class="code" href="classCPVRTPFXEffect.html#o2">00057</a>     <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>    <a class="code" href="classCPVRTPFXEffect.html#o2">m_nEffect</a>;
00058 
<a name="l00059"></a><a class="code" href="classCPVRTPFXEffect.html#o3">00059</a>     GLuint          <a class="code" href="classCPVRTPFXEffect.html#o3">m_uiProgram</a>;        <span class="comment">// Loaded program</span>
<a name="l00060"></a><a class="code" href="classCPVRTPFXEffect.html#o4">00060</a>     <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>    *<a class="code" href="classCPVRTPFXEffect.html#o4">m_pnTextureIdx</a>;    <span class="comment">// Array of indices into the texture array</span>
00061 
<a name="l00062"></a><a class="code" href="classCPVRTPFXEffect.html#o5">00062</a>     <a class="code" href="structSPVRTPFXTexture.html">SPVRTPFXTexture</a> *<a class="code" href="classCPVRTPFXEffect.html#o5">m_psTextures</a>;      <span class="comment">// Array of loaded textures</span>
00063 
00064 <span class="keyword">public</span>:
00065     <span class="comment">/*!***************************************************************************</span>
00066 <span class="comment">    @Function           CPVRTPFXEffect Blank Constructor</span>
00067 <span class="comment">    @Description        Sets the context and initialises the member variables to zero.</span>
00068 <span class="comment">    *****************************************************************************/</span>
00069     <a class="code" href="classCPVRTPFXEffect.html#a0">CPVRTPFXEffect</a>();
00070 
00071     <span class="comment">/*!***************************************************************************</span>
00072 <span class="comment">    @Function           CPVRTPFXEffect Constructor</span>
00073 <span class="comment">    @Description        Sets the context and initialises the member variables to zero.</span>
00074 <span class="comment">    *****************************************************************************/</span>
00075     <a class="code" href="classCPVRTPFXEffect.html#a0">CPVRTPFXEffect</a>(<a class="code" href="structSPVRTContext.html">SPVRTContext</a> &amp;sContext);
00076 
00077     <span class="comment">/*!***************************************************************************</span>
00078 <span class="comment">    @Function           CPVRTPFXEffect Destructor</span>
00079 <span class="comment">    @Description        Calls Destroy().</span>
00080 <span class="comment">    *****************************************************************************/</span>
00081     <a class="code" href="classCPVRTPFXEffect.html#a2">~CPVRTPFXEffect</a>();
00082 
00083     <span class="comment">/*!***************************************************************************</span>
00084 <span class="comment">    @Function           Load</span>
00085 <span class="comment">    @Input              src                 PFX Parser Object</span>
00086 <span class="comment">    @Input              pszEffect           Effect name</span>
00087 <span class="comment">    @Input              pszFileName         Effect file name</span>
00088 <span class="comment">    @Output             pReturnError        Error string</span>
00089 <span class="comment">    @Returns            EPVRTError          PVR_SUCCESS if load succeeded</span>
00090 <span class="comment">    @Description        Loads the specified effect from the CPVRTPFXParser object.</span>
00091 <span class="comment">                        Compiles and links the shaders. Initialises texture data.</span>
00092 <span class="comment">    *****************************************************************************/</span>
00093     <a class="code" href="PVRTError_8h.html#a5">EPVRTError</a> <a class="code" href="classCPVRTPFXEffect.html#a3">Load</a>(<a class="code" href="classCPVRTPFXParser.html">CPVRTPFXParser</a> &amp;src, <span class="keyword">const</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> pszEffect, <span class="keyword">const</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> pszFileName, <a class="code" href="classCPVRTString.html">CPVRTString</a> *pReturnError);
00094 
00095     <span class="comment">/*!***************************************************************************</span>
00096 <span class="comment">    @Function           Destroy</span>
00097 <span class="comment">    @Description        Deletes the gl program object and texture data.</span>
00098 <span class="comment">    *****************************************************************************/</span>
00099     <span class="keywordtype">void</span> <a class="code" href="classCPVRTPFXEffect.html#a4">Destroy</a>();
00100 
00101     <span class="comment">/*!***************************************************************************</span>
00102 <span class="comment">    @Function           Activate</span>
00103 <span class="comment">    @Returns            PVR_SUCCESS if activate succeeded</span>
00104 <span class="comment">    @Description        Selects the gl program object and binds the textures.</span>
00105 <span class="comment">    *****************************************************************************/</span>
00106     <a class="code" href="PVRTError_8h.html#a5">EPVRTError</a> <a class="code" href="classCPVRTPFXEffect.html#a5">Activate</a>();
00107 
00108     <span class="comment">/*!***************************************************************************</span>
00109 <span class="comment">    @Function           BuildUniformTable</span>
00110 <span class="comment">    @Output             ppsUniforms                 pointer to uniform data array</span>
00111 <span class="comment">    @Output             pnUniformCount              pointer to number of uniforms</span>
00112 <span class="comment">    @Output             pnUnknownUniformCount       pointer to number of unknown uniforms</span>
00113 <span class="comment">    @Input              psUniformSemantics          pointer to uniform semantic data array</span>
00114 <span class="comment">    @Input              nSemantics                  number of uniform semantics</span>
00115 <span class="comment">    @Output             pReturnError                error string</span>
00116 <span class="comment">    @Returns            EPVRTError                  PVR_SUCCESS if succeeded</span>
00117 <span class="comment">    @Description        Builds the uniform table from the semantics.</span>
00118 <span class="comment">    *****************************************************************************/</span>
00119     <a class="code" href="PVRTError_8h.html#a5">EPVRTError</a> <a class="code" href="classCPVRTPFXEffect.html#a6">BuildUniformTable</a>(
00120         <a class="code" href="structSPVRTPFXUniform.html">SPVRTPFXUniform</a>                 ** <span class="keyword">const</span> ppsUniforms,
00121         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>                    * <span class="keyword">const</span> pnUniformCount,
00122         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>                    * <span class="keyword">const</span> pnUnknownUniformCount,
00123         <span class="keyword">const</span> <a class="code" href="structSPVRTPFXUniformSemantic.html">SPVRTPFXUniformSemantic</a>   * <span class="keyword">const</span> psUniformSemantics,
00124         <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>              nSemantics,
00125         <a class="code" href="classCPVRTString.html">CPVRTString</a>                 *pReturnError);
00126 
00127     <span class="comment">/*!***************************************************************************</span>
00128 <span class="comment">    @Function           GetTextureArray</span>
00129 <span class="comment">    @Output             nCount                  number of textures</span>
00130 <span class="comment">    @Returns            SPVRTPFXTexture*        pointer to the texture data array</span>
00131 <span class="comment">    @Description        Gets the texture data array.</span>
00132 <span class="comment">    *****************************************************************************/</span>
00133     <span class="keyword">const</span> <a class="code" href="structSPVRTPFXTexture.html">SPVRTPFXTexture</a> *<a class="code" href="classCPVRTPFXEffect.html#a7">GetTextureArray</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> &amp;nCount) <span class="keyword">const</span>;
00134 
00135     <span class="comment">/*!***************************************************************************</span>
00136 <span class="comment">    @Function           SetTexture</span>
00137 <span class="comment">    @Input              nIdx                texture number</span>
00138 <span class="comment">    @Input              ui                  opengl texture handle</span>
00139 <span class="comment">    @Input              u32flags            texture flags</span>
00140 <span class="comment">    @Description        Sets the textrue and applys the filtering.</span>
00141 <span class="comment">    *****************************************************************************/</span>
00142     <span class="keywordtype">void</span> <a class="code" href="classCPVRTPFXEffect.html#a8">SetTexture</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nIdx, <span class="keyword">const</span> GLuint ui, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> u32flags=0);
00143 
00144     <span class="comment">/*!***************************************************************************</span>
00145 <span class="comment">    @Function           SetDefaultSemanticValue</span>
00146 <span class="comment">    @Input              pszName             name of uniform</span>
00147 <span class="comment">    @Input              psDefaultValue      pointer to default value</span>
00148 <span class="comment">    @Description        Sets the dafault value for the uniform semantic.</span>
00149 <span class="comment">    *****************************************************************************/</span>
00150     <span class="keywordtype">void</span> <a class="code" href="classCPVRTPFXEffect.html#a9">SetDefaultUniformValue</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *<span class="keyword">const</span> pszName, <span class="keyword">const</span> <a class="code" href="structSPVRTSemanticDefaultData.html">SPVRTSemanticDefaultData</a> *psDefaultValue);
00151 
00152 };
00153 
00154 <span class="preprocessor">#endif </span><span class="comment">/* _PVRTPFXPARSERAPI_H_ */</span>
00155 
00156 <span class="comment">/*****************************************************************************</span>
00157 <span class="comment"> End of file (PVRTPFXParserAPI.h)</span>
00158 <span class="comment">*****************************************************************************/</span>
00159 
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