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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<div id="projectname">libctru
&#160;<span id="projectnumber">v2.4.1</span>
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<div class="title">graphics/gpu/fragment_light/source/main.c</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><span class="preprocessor">#include &lt;<a class="code" href="3ds_8h.html">3ds.h</a>&gt;</span></div>
<div class="line"><span class="preprocessor">#include &lt;citro3d.h&gt;</span></div>
<div class="line"><span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><span class="preprocessor">#include &quot;vshader_shbin.h&quot;</span></div>
<div class="line"> </div>
<div class="line"><span class="preprocessor">#define CLEAR_COLOR 0x68B0D8FF</span></div>
<div class="line"> </div>
<div class="line"><span class="preprocessor">#define DISPLAY_TRANSFER_FLAGS \</span></div>
<div class="line"><span class="preprocessor"> (GX_TRANSFER_FLIP_VERT(0) | GX_TRANSFER_OUT_TILED(0) | GX_TRANSFER_RAW_COPY(0) | \</span></div>
<div class="line"><span class="preprocessor"> GX_TRANSFER_IN_FORMAT(GX_TRANSFER_FMT_RGBA8) | GX_TRANSFER_OUT_FORMAT(GX_TRANSFER_FMT_RGB8) | \</span></div>
<div class="line"><span class="preprocessor"> GX_TRANSFER_SCALING(GX_TRANSFER_SCALE_NO))</span></div>
<div class="line"> </div>
<div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>{ <span class="keywordtype">float</span> position[3]; <span class="keywordtype">float</span> texcoord[2]; <span class="keywordtype">float</span> normal[3]; } vertex;</div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> <span class="keyword">const</span> vertex vertex_list[] =</div>
<div class="line">{</div>
<div class="line"> <span class="comment">// First face (PZ)</span></div>
<div class="line"> <span class="comment">// First triangle</span></div>
<div class="line"> { {-0.5f, -0.5f, +0.5f}, {0.0f, 0.0f}, {0.0f, 0.0f, +1.0f} },</div>
<div class="line"> { {+0.5f, -0.5f, +0.5f}, {1.0f, 0.0f}, {0.0f, 0.0f, +1.0f} },</div>
<div class="line"> { {+0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {0.0f, 0.0f, +1.0f} },</div>
<div class="line"> <span class="comment">// Second triangle</span></div>
<div class="line"> { {+0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {0.0f, 0.0f, +1.0f} },</div>
<div class="line"> { {-0.5f, +0.5f, +0.5f}, {0.0f, 1.0f}, {0.0f, 0.0f, +1.0f} },</div>
<div class="line"> { {-0.5f, -0.5f, +0.5f}, {0.0f, 0.0f}, {0.0f, 0.0f, +1.0f} },</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Second face (MZ)</span></div>
<div class="line"> <span class="comment">// First triangle</span></div>
<div class="line"> { {-0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {0.0f, 0.0f, -1.0f} },</div>
<div class="line"> { {-0.5f, +0.5f, -0.5f}, {1.0f, 0.0f}, {0.0f, 0.0f, -1.0f} },</div>
<div class="line"> { {+0.5f, +0.5f, -0.5f}, {1.0f, 1.0f}, {0.0f, 0.0f, -1.0f} },</div>
<div class="line"> <span class="comment">// Second triangle</span></div>
<div class="line"> { {+0.5f, +0.5f, -0.5f}, {1.0f, 1.0f}, {0.0f, 0.0f, -1.0f} },</div>
<div class="line"> { {+0.5f, -0.5f, -0.5f}, {0.0f, 1.0f}, {0.0f, 0.0f, -1.0f} },</div>
<div class="line"> { {-0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {0.0f, 0.0f, -1.0f} },</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Third face (PX)</span></div>
<div class="line"> <span class="comment">// First triangle</span></div>
<div class="line"> { {+0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {+1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, +0.5f, -0.5f}, {1.0f, 0.0f}, {+1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {+1.0f, 0.0f, 0.0f} },</div>
<div class="line"> <span class="comment">// Second triangle</span></div>
<div class="line"> { {+0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {+1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, -0.5f, +0.5f}, {0.0f, 1.0f}, {+1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {+1.0f, 0.0f, 0.0f} },</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Fourth face (MX)</span></div>
<div class="line"> <span class="comment">// First triangle</span></div>
<div class="line"> { {-0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {-1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, -0.5f, +0.5f}, {1.0f, 0.0f}, {-1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {-1.0f, 0.0f, 0.0f} },</div>
<div class="line"> <span class="comment">// Second triangle</span></div>
<div class="line"> { {-0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {-1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, +0.5f, -0.5f}, {0.0f, 1.0f}, {-1.0f, 0.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {-1.0f, 0.0f, 0.0f} },</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Fifth face (PY)</span></div>
<div class="line"> <span class="comment">// First triangle</span></div>
<div class="line"> { {-0.5f, +0.5f, -0.5f}, {0.0f, 0.0f}, {0.0f, +1.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, +0.5f, +0.5f}, {1.0f, 0.0f}, {0.0f, +1.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {0.0f, +1.0f, 0.0f} },</div>
<div class="line"> <span class="comment">// Second triangle</span></div>
<div class="line"> { {+0.5f, +0.5f, +0.5f}, {1.0f, 1.0f}, {0.0f, +1.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, +0.5f, -0.5f}, {0.0f, 1.0f}, {0.0f, +1.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, +0.5f, -0.5f}, {0.0f, 0.0f}, {0.0f, +1.0f, 0.0f} },</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Sixth face (MY)</span></div>
<div class="line"> <span class="comment">// First triangle</span></div>
<div class="line"> { {-0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {0.0f, -1.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, -0.5f, -0.5f}, {1.0f, 0.0f}, {0.0f, -1.0f, 0.0f} },</div>
<div class="line"> { {+0.5f, -0.5f, +0.5f}, {1.0f, 1.0f}, {0.0f, -1.0f, 0.0f} },</div>
<div class="line"> <span class="comment">// Second triangle</span></div>
<div class="line"> { {+0.5f, -0.5f, +0.5f}, {1.0f, 1.0f}, {0.0f, -1.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, -0.5f, +0.5f}, {0.0f, 1.0f}, {0.0f, -1.0f, 0.0f} },</div>
<div class="line"> { {-0.5f, -0.5f, -0.5f}, {0.0f, 0.0f}, {0.0f, -1.0f, 0.0f} },</div>
<div class="line">};</div>
<div class="line"> </div>
<div class="line"><span class="preprocessor">#define vertex_list_count (sizeof(vertex_list)/sizeof(vertex_list[0]))</span></div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> <a name="_a0"></a><a class="code" href="structDVLB__s.html">DVLB_s</a>* vshader_dvlb;</div>
<div class="line"><span class="keyword">static</span> <a name="_a1"></a><a class="code" href="structshaderProgram__s.html">shaderProgram_s</a> program;</div>
<div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> uLoc_projection, uLoc_modelView;</div>
<div class="line"><span class="keyword">static</span> C3D_Mtx projection;</div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> C3D_LightEnv lightEnv;</div>
<div class="line"><span class="keyword">static</span> C3D_Light light;</div>
<div class="line"><span class="keyword">static</span> C3D_LightLut lut_Phong;</div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span>* vbo_data;</div>
<div class="line"><span class="keyword">static</span> <span class="keywordtype">float</span> angleX = 0.0, angleY = 0.0;</div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> sceneInit(<span class="keywordtype">void</span>)</div>
<div class="line">{</div>
<div class="line"> <span class="comment">// Load the vertex shader, create a shader program and bind it</span></div>
<div class="line"> vshader_dvlb = <a name="a2"></a><a class="code" href="shbin_8h.html#afd50bf30516e9e3acffd3b62cd061cb0">DVLB_ParseFile</a>((<a class="code" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a>*)vshader_shbin, vshader_shbin_size);</div>
<div class="line"> <a name="a3"></a><a class="code" href="shaderProgram_8h.html#a4907e3572c644efe27c130a8c37bddf0">shaderProgramInit</a>(&amp;program);</div>
<div class="line"> <a name="a4"></a><a class="code" href="shaderProgram_8h.html#a3ca416a2e6bc3c2aaae1895435e8452c">shaderProgramSetVsh</a>(&amp;program, &amp;vshader_dvlb-&gt;<a name="a5"></a><a class="code" href="structDVLB__s.html#a1934abe9c4109579746d57c5b20b5834">DVLE</a>[0]);</div>
<div class="line"> C3D_BindProgram(&amp;program);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Get the location of the uniforms</span></div>
<div class="line"> uLoc_projection = <a name="a6"></a><a class="code" href="shaderProgram_8h.html#afc98c295e7c2634daad923f159ddf604">shaderInstanceGetUniformLocation</a>(program.<a name="a7"></a><a class="code" href="structshaderProgram__s.html#a607da7b7218dbc29d5bd811ecfe7f8f0">vertexShader</a>, <span class="stringliteral">&quot;projection&quot;</span>);</div>
<div class="line"> uLoc_modelView = <a class="code" href="shaderProgram_8h.html#afc98c295e7c2634daad923f159ddf604">shaderInstanceGetUniformLocation</a>(program.<a class="code" href="structshaderProgram__s.html#a607da7b7218dbc29d5bd811ecfe7f8f0">vertexShader</a>, <span class="stringliteral">&quot;modelView&quot;</span>);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Configure attributes for use with the vertex shader</span></div>
<div class="line"> C3D_AttrInfo* attrInfo = C3D_GetAttrInfo();</div>
<div class="line"> AttrInfo_Init(attrInfo);</div>
<div class="line"> AttrInfo_AddLoader(attrInfo, 0, <a name="a8"></a><a class="code" href="enums_8h.html#a3a62c2be4e88ff3de7c69f1b660d1634af3631e2c847a62946c82604c2faec246">GPU_FLOAT</a>, 3); <span class="comment">// v0=position</span></div>
<div class="line"> AttrInfo_AddLoader(attrInfo, 1, <a class="code" href="enums_8h.html#a3a62c2be4e88ff3de7c69f1b660d1634af3631e2c847a62946c82604c2faec246">GPU_FLOAT</a>, 2); <span class="comment">// v1=texcoord</span></div>
<div class="line"> AttrInfo_AddLoader(attrInfo, 2, <a class="code" href="enums_8h.html#a3a62c2be4e88ff3de7c69f1b660d1634af3631e2c847a62946c82604c2faec246">GPU_FLOAT</a>, 3); <span class="comment">// v2=normal</span></div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Create the VBO (vertex buffer object)</span></div>
<div class="line"> vbo_data = <a name="a9"></a><a class="code" href="linear_8h.html#a73a6bd0b398a08f695e16e07267a7424">linearAlloc</a>(<span class="keyword">sizeof</span>(vertex_list));</div>
<div class="line"> memcpy(vbo_data, vertex_list, <span class="keyword">sizeof</span>(vertex_list));</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Configure buffers</span></div>
<div class="line"> C3D_BufInfo* bufInfo = C3D_GetBufInfo();</div>
<div class="line"> BufInfo_Init(bufInfo);</div>
<div class="line"> BufInfo_Add(bufInfo, vbo_data, <span class="keyword">sizeof</span>(vertex), 3, 0x210);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Configure the first fragment shading substage to blend the fragment primary color</span></div>
<div class="line"> <span class="comment">// with the fragment secondary color.</span></div>
<div class="line"> <span class="comment">// See https://www.opengl.org/sdk/docs/man2/xhtml/glTexEnv.xml for more insight</span></div>
<div class="line"> C3D_TexEnv* env = C3D_GetTexEnv(0);</div>
<div class="line"> C3D_TexEnvInit(env);</div>
<div class="line"> C3D_TexEnvSrc(env, C3D_Both, <a name="a10"></a><a class="code" href="enums_8h.html#a43f47361b7edcab3c6b7d064c09ae7d0a0bbc8695a5f516fd20607b11d04a4c3c">GPU_FRAGMENT_PRIMARY_COLOR</a>, <a name="a11"></a><a class="code" href="enums_8h.html#a43f47361b7edcab3c6b7d064c09ae7d0ab32b4d5fc6dfdbc4706f2d6ff955b12a">GPU_FRAGMENT_SECONDARY_COLOR</a>, 0);</div>
<div class="line"> C3D_TexEnvFunc(env, C3D_Both, <a name="a12"></a><a class="code" href="enums_8h.html#a07c36c673c5ca75d946367821c8afdd0a1a76c8833caf6cd58a784b748d7428c4">GPU_ADD</a>);</div>
<div class="line"> </div>
<div class="line"> <span class="keyword">static</span> <span class="keyword">const</span> C3D_Material material =</div>
<div class="line"> {</div>
<div class="line"> { 0.2f, 0.2f, 0.2f }, <span class="comment">//ambient</span></div>
<div class="line"> { 0.4f, 0.4f, 0.4f }, <span class="comment">//diffuse</span></div>
<div class="line"> { 0.8f, 0.8f, 0.8f }, <span class="comment">//specular0</span></div>
<div class="line"> { 0.0f, 0.0f, 0.0f }, <span class="comment">//specular1</span></div>
<div class="line"> { 0.0f, 0.0f, 0.0f }, <span class="comment">//emission</span></div>
<div class="line"> };</div>
<div class="line"> </div>
<div class="line"> C3D_LightEnvInit(&amp;lightEnv);</div>
<div class="line"> C3D_LightEnvBind(&amp;lightEnv);</div>
<div class="line"> C3D_LightEnvMaterial(&amp;lightEnv, &amp;material);</div>
<div class="line"> </div>
<div class="line"> LightLut_Phong(&amp;lut_Phong, 30);</div>
<div class="line"> C3D_LightEnvLut(&amp;lightEnv, <a name="a13"></a><a class="code" href="enums_8h.html#a207e4181777d84b837218fdeb61825b2afadcb590d677a876167c3965c1d9e325">GPU_LUT_D0</a>, <a name="a14"></a><a class="code" href="enums_8h.html#ac63e58430371c6fef616284076c22f90a542a9d0845299b89d2cd65de9ed29ad0">GPU_LUTINPUT_LN</a>, <span class="keyword">false</span>, &amp;lut_Phong);</div>
<div class="line"> </div>
<div class="line"> C3D_FVec lightVec = FVec4_New(0.0f, 0.0f, -0.5f, 1.0f);</div>
<div class="line"> </div>
<div class="line"> C3D_LightInit(&amp;light, &amp;lightEnv);</div>
<div class="line"> C3D_LightColor(&amp;light, 1.0, 1.0, 1.0);</div>
<div class="line"> C3D_LightPosition(&amp;light, &amp;lightVec);</div>
<div class="line">}</div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> sceneRender(<span class="keywordtype">float</span> iod)</div>
<div class="line">{</div>
<div class="line"> <span class="comment">// Compute the projection matrix</span></div>
<div class="line"> Mtx_PerspStereoTilt(&amp;projection, C3D_AngleFromDegrees(40.0f), C3D_AspectRatioTop, 0.01f, 1000.0f, iod, 2.0f, <span class="keyword">false</span>);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Calculate the modelView matrix</span></div>
<div class="line"> C3D_Mtx modelView;</div>
<div class="line"> Mtx_Identity(&amp;modelView);</div>
<div class="line"> Mtx_Translate(&amp;modelView, 0.0, 0.0, -4.0 + sinf(angleX), <span class="keyword">true</span>);</div>
<div class="line"> Mtx_RotateX(&amp;modelView, angleX, <span class="keyword">true</span>);</div>
<div class="line"> Mtx_RotateY(&amp;modelView, angleY, <span class="keyword">true</span>);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Rotate the cube each frame</span></div>
<div class="line"> <span class="keywordflow">if</span> (iod &gt;= 0.0f)</div>
<div class="line"> {</div>
<div class="line"> angleX += C3D_AngleFromDegrees(1.0);</div>
<div class="line"> angleY += C3D_AngleFromDegrees(0.5);</div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Update the uniforms</span></div>
<div class="line"> C3D_FVUnifMtx4x4(<a name="a15"></a><a class="code" href="enums_8h.html#a178882ce0f114a22e19ff7f0ee842de5a6545b908fe67bb2d298e7468135ef71f">GPU_VERTEX_SHADER</a>, uLoc_projection, &amp;projection);</div>
<div class="line"> C3D_FVUnifMtx4x4(<a class="code" href="enums_8h.html#a178882ce0f114a22e19ff7f0ee842de5a6545b908fe67bb2d298e7468135ef71f">GPU_VERTEX_SHADER</a>, uLoc_modelView, &amp;modelView);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Draw the VBO</span></div>
<div class="line"> C3D_DrawArrays(<a name="a16"></a><a class="code" href="enums_8h.html#a94bdee50fa003d70dd3888f347397806abee71ba286bcf6b5222049ac7beb2d8b">GPU_TRIANGLES</a>, 0, vertex_list_count);</div>
<div class="line">}</div>
<div class="line"> </div>
<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> sceneExit(<span class="keywordtype">void</span>)</div>
<div class="line">{</div>
<div class="line"> <span class="comment">// Free the VBO</span></div>
<div class="line"> <a name="a17"></a><a class="code" href="linear_8h.html#aeb28d4069fd209e0067ac185fb9b83e2">linearFree</a>(vbo_data);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Free the shader program</span></div>
<div class="line"> <a name="a18"></a><a class="code" href="shaderProgram_8h.html#a57cbd903975f5ccce6169159f89714d8">shaderProgramFree</a>(&amp;program);</div>
<div class="line"> <a name="a19"></a><a class="code" href="shbin_8h.html#a60c02d561312081aefb2096f2b005643">DVLB_Free</a>(vshader_dvlb);</div>
<div class="line">}</div>
<div class="line"> </div>
<div class="line"><span class="keywordtype">int</span> main()</div>
<div class="line">{</div>
<div class="line"> <span class="comment">// Initialize graphics</span></div>
<div class="line"> <a name="a20"></a><a class="code" href="gfx_8h.html#a236a005ae029247c8bfe4a4a649206fc">gfxInitDefault</a>();</div>
<div class="line"> <a name="a21"></a><a class="code" href="gfx_8h.html#a7b5743ba9ce490263b12d1575af7ebc1">gfxSet3D</a>(<span class="keyword">true</span>); <span class="comment">// Enable stereoscopic 3D</span></div>
<div class="line"> C3D_Init(C3D_DEFAULT_CMDBUF_SIZE);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Initialize the render targets</span></div>
<div class="line"> C3D_RenderTarget* targetLeft = C3D_RenderTargetCreate(240, 400, <a name="a22"></a><a class="code" href="enums_8h.html#a1bed7c7c90b43c261c07664aef35bf7aa17f2a0c3889f7e34d720d818a61030b4">GPU_RB_RGBA8</a>, <a name="a23"></a><a class="code" href="enums_8h.html#a9b40a4b2feaec1dc4a843a908f613a3eaaa31fb7049df6c69198111e309210720">GPU_RB_DEPTH24_STENCIL8</a>);</div>
<div class="line"> C3D_RenderTarget* targetRight = C3D_RenderTargetCreate(240, 400, <a class="code" href="enums_8h.html#a1bed7c7c90b43c261c07664aef35bf7aa17f2a0c3889f7e34d720d818a61030b4">GPU_RB_RGBA8</a>, <a class="code" href="enums_8h.html#a9b40a4b2feaec1dc4a843a908f613a3eaaa31fb7049df6c69198111e309210720">GPU_RB_DEPTH24_STENCIL8</a>);</div>
<div class="line"> C3D_RenderTargetSetOutput(targetLeft, <a name="a24"></a><a class="code" href="gfx_8h.html#a356112d87f5cf6bbba3ea3b6b010e09caf9d44178134d07cf9c5923200e14af09">GFX_TOP</a>, <a name="a25"></a><a class="code" href="gfx_8h.html#ab9bacc1d598f0f6e4d5ef8bbeb466b03a1bfda6a35adc49eb4631246ea4e637e1">GFX_LEFT</a>, DISPLAY_TRANSFER_FLAGS);</div>
<div class="line"> C3D_RenderTargetSetOutput(targetRight, <a class="code" href="gfx_8h.html#a356112d87f5cf6bbba3ea3b6b010e09caf9d44178134d07cf9c5923200e14af09">GFX_TOP</a>, <a name="a26"></a><a class="code" href="gfx_8h.html#ab9bacc1d598f0f6e4d5ef8bbeb466b03a1e16d704e9b5a318e3f73aaaba2f38f9">GFX_RIGHT</a>, DISPLAY_TRANSFER_FLAGS);</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Initialize the scene</span></div>
<div class="line"> sceneInit();</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Main loop</span></div>
<div class="line"> <span class="keywordflow">while</span> (<a name="a27"></a><a class="code" href="apt_8h.html#a84808c36d9a8c389896ecf241c7f89cb">aptMainLoop</a>())</div>
<div class="line"> {</div>
<div class="line"> <a name="a28"></a><a class="code" href="hid_8h.html#abbbf0e1f3a79a75e459e19f85a66bee6">hidScanInput</a>();</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Respond to user input</span></div>
<div class="line"> <a class="code" href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a> kDown = <a name="a29"></a><a class="code" href="hid_8h.html#aa2cababf764bf0b4297dc2e2fffe2a76">hidKeysDown</a>();</div>
<div class="line"> <span class="keywordflow">if</span> (kDown &amp; <a name="a30"></a><a class="code" href="hid_8h.html#a531c35e38ede3ea4e5ba5afb24b29493a616a1f5c4ed36080ca954453084aea3b">KEY_START</a>)</div>
<div class="line"> <span class="keywordflow">break</span>; <span class="comment">// break in order to return to hbmenu</span></div>
<div class="line"> </div>
<div class="line"> <span class="keywordtype">float</span> slider = <a name="a31"></a><a class="code" href="os_8h.html#a3b62a51a9c8f111843c1fd3ef0756026">osGet3DSliderState</a>();</div>
<div class="line"> <span class="keywordtype">float</span> iod = slider/3;</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Render the scene</span></div>
<div class="line"> C3D_FrameBegin(C3D_FRAME_SYNCDRAW);</div>
<div class="line"> {</div>
<div class="line"> C3D_RenderTargetClear(targetLeft, C3D_CLEAR_ALL, CLEAR_COLOR, 0);</div>
<div class="line"> C3D_FrameDrawOn(targetLeft);</div>
<div class="line"> sceneRender(-iod);</div>
<div class="line"> </div>
<div class="line"> <span class="keywordflow">if</span> (iod &gt; 0.0f)</div>
<div class="line"> {</div>
<div class="line"> C3D_RenderTargetClear(targetRight, C3D_CLEAR_ALL, CLEAR_COLOR, 0);</div>
<div class="line"> C3D_FrameDrawOn(targetRight);</div>
<div class="line"> sceneRender(iod);</div>
<div class="line"> }</div>
<div class="line"> }</div>
<div class="line"> C3D_FrameEnd(0);</div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Deinitialize the scene</span></div>
<div class="line"> sceneExit();</div>
<div class="line"> </div>
<div class="line"> <span class="comment">// Deinitialize graphics</span></div>
<div class="line"> C3D_Fini();</div>
<div class="line"> <a name="a32"></a><a class="code" href="gfx_8h.html#aa446ccfdfdd4c575e648956ae96f2a3b">gfxExit</a>();</div>
<div class="line"> <span class="keywordflow">return</span> 0;</div>
<div class="line">}</div>
<div class="ttc" id="a3ds_8h_html"><div class="ttname"><a href="3ds_8h.html">3ds.h</a></div><div class="ttdoc">Central 3DS header.</div></div>
<div class="ttc" id="aapt_8h_html_a84808c36d9a8c389896ecf241c7f89cb"><div class="ttname"><a href="apt_8h.html#a84808c36d9a8c389896ecf241c7f89cb">aptMainLoop</a></div><div class="ttdeci">bool aptMainLoop(void)</div><div class="ttdoc">Main function which handles sleep mode and HOME/power buttons - call this at the beginning of every f...</div></div>
<div class="ttc" id="aenums_8h_html_a07c36c673c5ca75d946367821c8afdd0a1a76c8833caf6cd58a784b748d7428c4"><div class="ttname"><a href="enums_8h.html#a07c36c673c5ca75d946367821c8afdd0a1a76c8833caf6cd58a784b748d7428c4">GPU_ADD</a></div><div class="ttdeci">@ GPU_ADD</div><div class="ttdoc">Add.</div><div class="ttdef"><b>Definition:</b> enums.h:367</div></div>
<div class="ttc" id="aenums_8h_html_a178882ce0f114a22e19ff7f0ee842de5a6545b908fe67bb2d298e7468135ef71f"><div class="ttname"><a href="enums_8h.html#a178882ce0f114a22e19ff7f0ee842de5a6545b908fe67bb2d298e7468135ef71f">GPU_VERTEX_SHADER</a></div><div class="ttdeci">@ GPU_VERTEX_SHADER</div><div class="ttdoc">Vertex shader.</div><div class="ttdef"><b>Definition:</b> enums.h:503</div></div>
<div class="ttc" id="aenums_8h_html_a1bed7c7c90b43c261c07664aef35bf7aa17f2a0c3889f7e34d720d818a61030b4"><div class="ttname"><a href="enums_8h.html#a1bed7c7c90b43c261c07664aef35bf7aa17f2a0c3889f7e34d720d818a61030b4">GPU_RB_RGBA8</a></div><div class="ttdeci">@ GPU_RB_RGBA8</div><div class="ttdoc">8-bit Red + 8-bit Green + 8-bit Blue + 8-bit Alpha</div><div class="ttdef"><b>Definition:</b> enums.h:150</div></div>
<div class="ttc" id="aenums_8h_html_a207e4181777d84b837218fdeb61825b2afadcb590d677a876167c3965c1d9e325"><div class="ttname"><a href="enums_8h.html#a207e4181777d84b837218fdeb61825b2afadcb590d677a876167c3965c1d9e325">GPU_LUT_D0</a></div><div class="ttdeci">@ GPU_LUT_D0</div><div class="ttdoc">D0 LUT.</div><div class="ttdef"><b>Definition:</b> enums.h:429</div></div>
<div class="ttc" id="aenums_8h_html_a3a62c2be4e88ff3de7c69f1b660d1634af3631e2c847a62946c82604c2faec246"><div class="ttname"><a href="enums_8h.html#a3a62c2be4e88ff3de7c69f1b660d1634af3631e2c847a62946c82604c2faec246">GPU_FLOAT</a></div><div class="ttdeci">@ GPU_FLOAT</div><div class="ttdoc">32-bit float.</div><div class="ttdef"><b>Definition:</b> enums.h:299</div></div>
<div class="ttc" id="aenums_8h_html_a43f47361b7edcab3c6b7d064c09ae7d0a0bbc8695a5f516fd20607b11d04a4c3c"><div class="ttname"><a href="enums_8h.html#a43f47361b7edcab3c6b7d064c09ae7d0a0bbc8695a5f516fd20607b11d04a4c3c">GPU_FRAGMENT_PRIMARY_COLOR</a></div><div class="ttdeci">@ GPU_FRAGMENT_PRIMARY_COLOR</div><div class="ttdoc">Primary fragment color.</div><div class="ttdef"><b>Definition:</b> enums.h:317</div></div>
<div class="ttc" id="aenums_8h_html_a43f47361b7edcab3c6b7d064c09ae7d0ab32b4d5fc6dfdbc4706f2d6ff955b12a"><div class="ttname"><a href="enums_8h.html#a43f47361b7edcab3c6b7d064c09ae7d0ab32b4d5fc6dfdbc4706f2d6ff955b12a">GPU_FRAGMENT_SECONDARY_COLOR</a></div><div class="ttdeci">@ GPU_FRAGMENT_SECONDARY_COLOR</div><div class="ttdoc">Secondary fragment color.</div><div class="ttdef"><b>Definition:</b> enums.h:318</div></div>
<div class="ttc" id="aenums_8h_html_a94bdee50fa003d70dd3888f347397806abee71ba286bcf6b5222049ac7beb2d8b"><div class="ttname"><a href="enums_8h.html#a94bdee50fa003d70dd3888f347397806abee71ba286bcf6b5222049ac7beb2d8b">GPU_TRIANGLES</a></div><div class="ttdeci">@ GPU_TRIANGLES</div><div class="ttdoc">Triangles.</div><div class="ttdef"><b>Definition:</b> enums.h:494</div></div>
<div class="ttc" id="aenums_8h_html_a9b40a4b2feaec1dc4a843a908f613a3eaaa31fb7049df6c69198111e309210720"><div class="ttname"><a href="enums_8h.html#a9b40a4b2feaec1dc4a843a908f613a3eaaa31fb7049df6c69198111e309210720">GPU_RB_DEPTH24_STENCIL8</a></div><div class="ttdeci">@ GPU_RB_DEPTH24_STENCIL8</div><div class="ttdoc">24-bit Depth + 8-bit Stencil</div><div class="ttdef"><b>Definition:</b> enums.h:162</div></div>
<div class="ttc" id="aenums_8h_html_ac63e58430371c6fef616284076c22f90a542a9d0845299b89d2cd65de9ed29ad0"><div class="ttname"><a href="enums_8h.html#ac63e58430371c6fef616284076c22f90a542a9d0845299b89d2cd65de9ed29ad0">GPU_LUTINPUT_LN</a></div><div class="ttdeci">@ GPU_LUTINPUT_LN</div><div class="ttdoc">LightVector*Normal.</div><div class="ttdef"><b>Definition:</b> enums.h:445</div></div>
<div class="ttc" id="agfx_8h_html_a236a005ae029247c8bfe4a4a649206fc"><div class="ttname"><a href="gfx_8h.html#a236a005ae029247c8bfe4a4a649206fc">gfxInitDefault</a></div><div class="ttdeci">void gfxInitDefault(void)</div><div class="ttdoc">Initializes the LCD framebuffers with default parameters This is equivalent to calling:</div></div>
<div class="ttc" id="agfx_8h_html_a356112d87f5cf6bbba3ea3b6b010e09caf9d44178134d07cf9c5923200e14af09"><div class="ttname"><a href="gfx_8h.html#a356112d87f5cf6bbba3ea3b6b010e09caf9d44178134d07cf9c5923200e14af09">GFX_TOP</a></div><div class="ttdeci">@ GFX_TOP</div><div class="ttdoc">Top screen.</div><div class="ttdef"><b>Definition:</b> gfx.h:26</div></div>
<div class="ttc" id="agfx_8h_html_a7b5743ba9ce490263b12d1575af7ebc1"><div class="ttname"><a href="gfx_8h.html#a7b5743ba9ce490263b12d1575af7ebc1">gfxSet3D</a></div><div class="ttdeci">void gfxSet3D(bool enable)</div><div class="ttdoc">Enables or disables the 3D stereoscopic effect on the top screen.</div></div>
<div class="ttc" id="agfx_8h_html_aa446ccfdfdd4c575e648956ae96f2a3b"><div class="ttname"><a href="gfx_8h.html#aa446ccfdfdd4c575e648956ae96f2a3b">gfxExit</a></div><div class="ttdeci">void gfxExit(void)</div><div class="ttdoc">Deinitializes and frees the LCD framebuffers.</div></div>
<div class="ttc" id="agfx_8h_html_ab9bacc1d598f0f6e4d5ef8bbeb466b03a1bfda6a35adc49eb4631246ea4e637e1"><div class="ttname"><a href="gfx_8h.html#ab9bacc1d598f0f6e4d5ef8bbeb466b03a1bfda6a35adc49eb4631246ea4e637e1">GFX_LEFT</a></div><div class="ttdeci">@ GFX_LEFT</div><div class="ttdoc">Left eye framebuffer.</div><div class="ttdef"><b>Definition:</b> gfx.h:37</div></div>
<div class="ttc" id="agfx_8h_html_ab9bacc1d598f0f6e4d5ef8bbeb466b03a1e16d704e9b5a318e3f73aaaba2f38f9"><div class="ttname"><a href="gfx_8h.html#ab9bacc1d598f0f6e4d5ef8bbeb466b03a1e16d704e9b5a318e3f73aaaba2f38f9">GFX_RIGHT</a></div><div class="ttdeci">@ GFX_RIGHT</div><div class="ttdoc">Right eye framebuffer.</div><div class="ttdef"><b>Definition:</b> gfx.h:38</div></div>
<div class="ttc" id="ahid_8h_html_a531c35e38ede3ea4e5ba5afb24b29493a616a1f5c4ed36080ca954453084aea3b"><div class="ttname"><a href="hid_8h.html#a531c35e38ede3ea4e5ba5afb24b29493a616a1f5c4ed36080ca954453084aea3b">KEY_START</a></div><div class="ttdeci">@ KEY_START</div><div class="ttdoc">Start.</div><div class="ttdef"><b>Definition:</b> hid.h:15</div></div>
<div class="ttc" id="ahid_8h_html_aa2cababf764bf0b4297dc2e2fffe2a76"><div class="ttname"><a href="hid_8h.html#aa2cababf764bf0b4297dc2e2fffe2a76">hidKeysDown</a></div><div class="ttdeci">u32 hidKeysDown(void)</div><div class="ttdoc">Returns a bitmask of newly pressed buttons, this frame.</div></div>
<div class="ttc" id="ahid_8h_html_abbbf0e1f3a79a75e459e19f85a66bee6"><div class="ttname"><a href="hid_8h.html#abbbf0e1f3a79a75e459e19f85a66bee6">hidScanInput</a></div><div class="ttdeci">void hidScanInput(void)</div><div class="ttdoc">Scans HID for input data.</div></div>
<div class="ttc" id="alinear_8h_html_a73a6bd0b398a08f695e16e07267a7424"><div class="ttname"><a href="linear_8h.html#a73a6bd0b398a08f695e16e07267a7424">linearAlloc</a></div><div class="ttdeci">void * linearAlloc(size_t size)</div><div class="ttdoc">Allocates a 0x80-byte aligned buffer.</div></div>
<div class="ttc" id="alinear_8h_html_aeb28d4069fd209e0067ac185fb9b83e2"><div class="ttname"><a href="linear_8h.html#aeb28d4069fd209e0067ac185fb9b83e2">linearFree</a></div><div class="ttdeci">void linearFree(void *mem)</div><div class="ttdoc">Frees a buffer.</div></div>
<div class="ttc" id="aos_8h_html_a3b62a51a9c8f111843c1fd3ef0756026"><div class="ttname"><a href="os_8h.html#a3b62a51a9c8f111843c1fd3ef0756026">osGet3DSliderState</a></div><div class="ttdeci">static float osGet3DSliderState(void)</div><div class="ttdoc">Gets the state of the 3D slider.</div><div class="ttdef"><b>Definition:</b> os.h:313</div></div>
<div class="ttc" id="ashaderProgram_8h_html_a3ca416a2e6bc3c2aaae1895435e8452c"><div class="ttname"><a href="shaderProgram_8h.html#a3ca416a2e6bc3c2aaae1895435e8452c">shaderProgramSetVsh</a></div><div class="ttdeci">Result shaderProgramSetVsh(shaderProgram_s *sp, DVLE_s *dvle)</div><div class="ttdoc">Sets the vertex shader of a shader program.</div></div>
<div class="ttc" id="ashaderProgram_8h_html_a4907e3572c644efe27c130a8c37bddf0"><div class="ttname"><a href="shaderProgram_8h.html#a4907e3572c644efe27c130a8c37bddf0">shaderProgramInit</a></div><div class="ttdeci">Result shaderProgramInit(shaderProgram_s *sp)</div><div class="ttdoc">Initializes a shader program.</div></div>
<div class="ttc" id="ashaderProgram_8h_html_a57cbd903975f5ccce6169159f89714d8"><div class="ttname"><a href="shaderProgram_8h.html#a57cbd903975f5ccce6169159f89714d8">shaderProgramFree</a></div><div class="ttdeci">Result shaderProgramFree(shaderProgram_s *sp)</div><div class="ttdoc">Frees a shader program.</div></div>
<div class="ttc" id="ashaderProgram_8h_html_afc98c295e7c2634daad923f159ddf604"><div class="ttname"><a href="shaderProgram_8h.html#afc98c295e7c2634daad923f159ddf604">shaderInstanceGetUniformLocation</a></div><div class="ttdeci">s8 shaderInstanceGetUniformLocation(shaderInstance_s *si, const char *name)</div><div class="ttdoc">Gets the location of a shader's uniform.</div></div>
<div class="ttc" id="ashbin_8h_html_a60c02d561312081aefb2096f2b005643"><div class="ttname"><a href="shbin_8h.html#a60c02d561312081aefb2096f2b005643">DVLB_Free</a></div><div class="ttdeci">void DVLB_Free(DVLB_s *dvlb)</div><div class="ttdoc">Frees shader binary data.</div></div>
<div class="ttc" id="ashbin_8h_html_afd50bf30516e9e3acffd3b62cd061cb0"><div class="ttname"><a href="shbin_8h.html#afd50bf30516e9e3acffd3b62cd061cb0">DVLB_ParseFile</a></div><div class="ttdeci">DVLB_s * DVLB_ParseFile(u32 *shbinData, u32 shbinSize)</div><div class="ttdoc">Parses a shader binary.</div></div>
<div class="ttc" id="astructDVLB__s_html"><div class="ttname"><a href="structDVLB__s.html">DVLB_s</a></div><div class="ttdoc">DVLB data.</div><div class="ttdef"><b>Definition:</b> shbin.h:98</div></div>
<div class="ttc" id="astructDVLB__s_html_a1934abe9c4109579746d57c5b20b5834"><div class="ttname"><a href="structDVLB__s.html#a1934abe9c4109579746d57c5b20b5834">DVLB_s::DVLE</a></div><div class="ttdeci">DVLE_s * DVLE</div><div class="ttdoc">Contained DVLE.</div><div class="ttdef"><b>Definition:</b> shbin.h:101</div></div>
<div class="ttc" id="astructshaderProgram__s_html"><div class="ttname"><a href="structshaderProgram__s.html">shaderProgram_s</a></div><div class="ttdoc">Describes an instance of a full shader program.</div><div class="ttdef"><b>Definition:</b> shaderProgram.h:31</div></div>
<div class="ttc" id="astructshaderProgram__s_html_a607da7b7218dbc29d5bd811ecfe7f8f0"><div class="ttname"><a href="structshaderProgram__s.html#a607da7b7218dbc29d5bd811ecfe7f8f0">shaderProgram_s::vertexShader</a></div><div class="ttdeci">shaderInstance_s * vertexShader</div><div class="ttdoc">Vertex shader.</div><div class="ttdef"><b>Definition:</b> shaderProgram.h:32</div></div>
<div class="ttc" id="atypes_8h_html_afaa62991928fb9fb18ff0db62a040aba"><div class="ttname"><a href="types_8h.html#afaa62991928fb9fb18ff0db62a040aba">u32</a></div><div class="ttdeci">uint32_t u32</div><div class="ttdoc">32-bit unsigned integer</div><div class="ttdef"><b>Definition:</b> types.h:23</div></div>
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