示例#1
0
文件: main.cpp 项目: KalDragon/urde
 int appMain(boo::IApplication* app)
 {
     initialize(app);
     m_viewManager->init(app);
     while (m_running)
     {
         if (!m_viewManager->proc())
             break;
     }
     m_viewManager->stop();
     m_cvarManager.serialize();
     m_viewManager.reset();
     return 0;
 }
示例#2
0
文件: main.cpp 项目: AxioDL/hecl
  int appMain(boo::IApplication* app) {
    hecl::VerbosityLevel = 2;

    /* Setup boo window */
    m_mainWindow = app->newWindow(_SYS_STR("HECL Test"));
    m_mainWindow->setCallback(&m_windowCb);

    boo::ObjToken<boo::ITextureR> renderTex;
    boo::ObjToken<boo::IGraphicsBuffer> vubo;
    boo::ObjToken<boo::IShaderPipeline> pipeline, pipeline2;
    boo::ObjToken<boo::IShaderDataBinding> binding, binding2;

    struct VertexUBO {
      float modelview[4][4] = {};
      float modelviewInv[4][4] = {};
      float projection[4][4] = {};
      VertexUBO() {
        modelview[0][0] = 1.0;
        modelview[1][1] = 1.0;
        modelview[2][2] = 1.0;
        modelview[3][3] = 1.0;
        modelviewInv[0][0] = 1.0;
        modelviewInv[1][1] = 1.0;
        modelviewInv[2][2] = 1.0;
        modelviewInv[3][3] = 1.0;
        projection[0][0] = 1.0;
        projection[1][1] = 1.0;
        projection[2][2] = 1.0;
        projection[3][3] = 1.0;
      }
    } vuboData;

    /* Make ramp texture */
    using Pixel = uint8_t[4];
    static Pixel tex[256][256];
    for (int i = 0; i < 256; ++i)
      for (int j = 0; j < 256; ++j) {
        tex[i][j][0] = uint8_t(i);
        tex[i][j][1] = uint8_t(j);
        tex[i][j][2] = 0;
        tex[i][j][3] = 0xff;
      }

    boo::IGraphicsDataFactory* gfxF = m_mainWindow->getMainContextDataFactory();
    if (gfxF->platform() == boo::IGraphicsDataFactory::Platform::Vulkan)
      vuboData.modelview[1][1] = -1.f;

    /* Pipeline converter */
    std::unique_ptr<hecl::PipelineConverterBase> conv = hecl::NewPipelineConverter(gfxF);

    /* Compile HECL shader */
    static std::string testShader = "HECLOpaque(Texture(0, UV(0)))";
    // static std::string testShader = "HECLOpaque(vec3(1.0,1.0,1.0),1.0)";
    hecl::Backend::ShaderTag testShaderTag(testShader, 0, 1, 0, 0, boo::Primitive::TriStrips,
                                           hecl::Backend::ReflectionType::None, false, false, false, false);
    hecl::Frontend::Frontend FE;
    hecl::Frontend::IR ir = FE.compileSource(testShader, "booTest");
    hecl::HECLIR irObj(ir, testShaderTag, 0);

    gfxF->commitTransaction([&](boo::IGraphicsDataFactory::Context& ctx) {
      pipeline = conv->convert(ctx, irObj);
      pipeline2 = conv->convert(ctx, Shader_test{});

      boo::SWindowRect mainWindowRect = m_mainWindow->getWindowFrame();
      renderTex = ctx.newRenderTexture(size_t(mainWindowRect.size[0]), size_t(mainWindowRect.size[1]),
                                       boo::TextureClampMode::Repeat, 1, 0);

      /* Generate meta structure (usually statically serialized) */
      hecl::HMDLMeta testMeta;
      testMeta.topology = hecl::HMDLTopology::TriStrips;
      testMeta.vertStride = 32;
      testMeta.vertCount = 4;
      testMeta.indexCount = 4;
      testMeta.colorCount = 0;
      testMeta.uvCount = 1;
      testMeta.weightCount = 0;
      testMeta.bankCount = 0;

      /* Binary form of meta structure */
      atUint8 testMetaBuf[HECL_HMDL_META_SZ];
      athena::io::MemoryWriter testMetaWriter(testMetaBuf, HECL_HMDL_META_SZ);
      testMeta.write(testMetaWriter);

      /* Make Tri-strip VBO */
      struct Vert {
        float pos[3];
        float norm[3];
        float uv[2];
      };
      static const Vert quad[4] = {{{0.5, 0.5}, {}, {1.0, 1.0}},
                                   {{-0.5, 0.5}, {}, {0.0, 1.0}},
                                   {{0.5, -0.5}, {}, {1.0, 0.0}},
                                   {{-0.5, -0.5}, {}, {0.0, 0.0}}};

      /* Now simple IBO */
      static const uint32_t ibo[4] = {0, 1, 2, 3};

      /* Construct quad mesh against boo factory */
      hecl::Runtime::HMDLData testData(ctx, testMetaBuf, quad, ibo);

      boo::ObjToken<boo::ITexture> texture = ctx.newStaticTexture(256, 256, 1, boo::TextureFormat::RGBA8,
                                                                  boo::TextureClampMode::Repeat, tex, 256 * 256 * 4)
                                                 .get();

      /* Make vertex uniform buffer */
      vubo = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(VertexUBO), 1).get();

      /* Assemble data binding */
      binding = testData.newShaderDataBindng(ctx, pipeline, 1, &vubo, nullptr, 1, &texture);
      binding2 = testData.newShaderDataBindng(ctx, pipeline2, 1, &vubo, nullptr, 1, &texture);
      return true;
    } BooTrace);

    m_mainWindow->showWindow();
    m_windowCb.m_latestSize = m_mainWindow->getWindowFrame();
    boo::IGraphicsCommandQueue* gfxQ = m_mainWindow->getCommandQueue();

    size_t frameIdx = 0;
    while (m_running) {
      m_mainWindow->waitForRetrace();

      if (m_windowCb.m_destroyed) {
        m_running = false;
        break;
      }

      if (m_windowCb.m_sizeDirty) {
        gfxQ->resizeRenderTexture(renderTex, size_t(m_windowCb.m_latestSize.size[0]),
                                  size_t(m_windowCb.m_latestSize.size[1]));
        m_windowCb.m_sizeDirty = false;
      }

      m_console.proc();

      gfxQ->setRenderTarget(renderTex);
      boo::SWindowRect r = m_windowCb.m_latestSize;
      r.location[0] = 0;
      r.location[1] = 0;
      gfxQ->setViewport(r);
      gfxQ->setScissor(r);
      float rgba[] = {sinf(frameIdx / 60.0f), cosf(frameIdx / 60.0f), 0.0f, 1.0f};
      gfxQ->setClearColor(rgba);
      gfxQ->clearTarget();

      vuboData.modelview[3][0] = sinf(frameIdx / 60.0f) * 0.5f;
      vuboData.modelview[3][1] = cosf(frameIdx / 60.0f) * 0.5f;
      vubo.cast<boo::IGraphicsBufferD>()->load(&vuboData, sizeof(vuboData));

      gfxQ->setShaderDataBinding(binding2);
      gfxQ->drawIndexed(0, 4);
      gfxQ->resolveDisplay(renderTex);
      m_console.draw(gfxQ);
      gfxQ->execute();

      ++frameIdx;
    }

    m_cvarManager.serialize();
    gfxQ->stopRenderer();
    return 0;
  }