void EngineApp::OnUpdate()
{
math::Matrix44 view;
math::Matrix44 proj;
math::Matrix44 t;
math::Vector3 eye(20, 20, 20);
static float radius = 0;
radius += 0.001f;
t = math::MatrixRotationAxisY(radius);
math::TransformCoord(eye, t);
view = math::MatrixLookAtLH(eye, math::Vector3(0, 0, 0), math::Vector3(0, 1, 0));
proj = math::MatrixPerspectiveFovLH(0.25f * 3.14f, 4.0f / 3.0f, 0.01f, 10000);
MaterialParameterPtr pParam = m_pMaterial->GetParameterByName("v");
pParam->SetParameterMatrix(view);
pParam = m_pMaterial->GetParameterByName("p");
pParam->SetParameterMatrix(proj);
pParam = m_pMaterial->GetParameterByName("base");
pParam->SetParameterTexture(m_pTex);
/* m_pGraphics->SetRenderTarget(m_pRenderTarget);
m_pGraphics->ClearRenderTarget(0, math::Color4(0, 0, 0.7, 1));
m_pGraphics->ClearDepthStencil(CLEAR_ALL, 1.0f, 0);
m_pGraphics->SetShaderProgram(m_pProgram);
m_pGraphics->DrawIndexed(m_pGeometry, 36, 0, 0);*/
//param = m_pProgram->FindParameterByName("base");
//m_pProgram->SetParameterTexture(param, m_pRenderTarget->GetTexture(0));
m_pGraphics->ClearRenderTarget(0, math::Color4(0.3f, 0.5f, 0.7f, 1));
m_pGraphics->ClearDepthStencil(CLEAR_ALL, 1.0f, 0);
int n = m_pMaterial->Begin();
for(int i = 0; i < n; ++i)
{
m_pMaterial->ApplyPass(i);
m_pGraphics->DrawIndexed(m_pGeometry, 36, 0, 0);
}
m_pMaterial->End();
m_pGraphics->Present();
ShowFPS();
}
void SkyLight::RenderLight(RenderManagerPtr pRenderer)
{
if(GetEnabled() == false)
{
return;
}
const math::Matrix44& view = pRenderer->GetViewMatrix();
const math::Matrix44& proj = pRenderer->GetProjMatrix();
pRenderer->SetMatrixBlock(m_pMaterial, math::MatrixIdentity());
const math::Matrix44& tm = GetWorldTM();
math::Vector3 d = tm.GetRow3(2);
struct DirLightParam
{
math::Vector3 d;
float i;
math::Vector3 c;
};
DirLightParam l;
l.d = d;
l.i = GetIntensity();
const math::Color4& diffClr = GetDiffuseColor();
l.c = math::Vector3(diffClr.r, diffClr.g, diffClr.b);
MaterialParameterPtr pParam = m_pMaterial->GetParameterByName("light");
pParam->SetParameterBlock(&l, sizeof(DirLightParam));
pRenderer->SetGBuffer(m_pMaterial);
if(m_bCastShadow)
{
pParam = m_pMaterial->GetParameterByName("shadow_map");
pParam->SetParameterTexture(m_pShadowMap->GetTexture(0));
pParam = m_pMaterial->GetParameterByName("light_tm");
pParam->SetParameterMatrix(m_lightTM);
}
pRenderer->DrawFullScreenQuad(m_pMaterial);
}