void Terrain::Render()
{
rootNode->EvaluateVisibility();
terrainShader.effect->SetTechnique("Terrain");
terrainShader.effect->SetMatrix("matWVP", &(LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.ProjMatrix()));
terrainShader.effect->SetMatrix("matWorld", &(LocalToWorldMatrix()));
terrainShader.effect->SetMatrix("matUVTransform", &UVTransformMatrix());
terrainShader.effect->SetRawValue("ambientLight", &(scene.ambientLight->intensity * scene.ambientLight->color), 0 , sizeof(Vector3));
terrainShader.effect->SetRawValue("directionalLights", directionalLightsData, 0, sizeof(directionalLightsData));
terrainShader.effect->SetRawValue("pointLights", pointLightsData, 0, sizeof(pointLightsData));
terrainShader.effect->SetTexture("colorTex0", colorTexes[0]);
terrainShader.effect->SetTexture("colorTex1", colorTexes[1]);
terrainShader.effect->SetTexture("colorTex2", colorTexes[2]);
terrainShader.effect->SetTexture("colorTex3", colorTexes[3]);
terrainShader.effect->SetTexture("splatMapTex", splatMapTex);
terrainShader.effect->SetInt("numTexes", numTexes);
terrainShader.effect->SetRawValue("mtlDiffuse", &diffuse, 0, sizeof(D3DXCOLOR));
terrainShader.effect->Begin(0, 0);
terrainShader.effect->BeginPass(0);
culledChunks = 0;
for(vector<Chunk>::iterator iter = chunks.begin(); iter != chunks.end(); ++iter){
//if(scene.mainCamera.isVisible((*iter).mesh.boundingBox)){
if((*iter).node->isInFrustum){
(*iter).mesh.SetStream();
(*iter).mesh.SetVertexDeclaration();
(*iter).mesh.Draw();
}
else{
culledChunks++;
}
}
//printf("%d chunks culled\n", culledChunks);
terrainShader.effect->EndPass();
terrainShader.effect->End();
}
void Gizmo::Draw(Vector3 perspectivePos)
{
CaculatePosition(perspectivePos, scene.mainCamera.ViewMatrix(), scene.mainCamera.ProjMatrix(), scene.mainCamera.OrthoProjMatrix());
// TODO：存在一个问题，gizmo本身的z顺序。
D3DDevice->SetRenderState(D3DRS_ZENABLE, false);
// axis - line
/*axisX.Draw(LocalToWorldMatrix() * scene.mainCamera.ViewMatrix() * scene.mainCamera.OrthoProjMatrix());
axisZ.Draw(LocalToWorldMatrix() * scene.mainCamera.ViewMatrix() * scene.mainCamera.OrthoProjMatrix());
axisY.Draw(LocalToWorldMatrix() * scene.mainCamera.ViewMatrix() * scene.mainCamera.OrthoProjMatrix());*/
// axisX
axisX.SetStream();
axisX.SetVertexDeclaration();
gizmoShader.effect->SetTechnique("Gizmo");
gizmoShader.effect->SetMatrix("matWVP", &(axisX.LocalToWorldMatrix()*LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.OrthoProjMatrix()));
gizmoShader.effect->SetMatrix("matWorld", &(axisX.LocalToWorldMatrix()*LocalToWorldMatrix()));
gizmoShader.effect->SetRawValue("mainColor", &(axisX.color), 0, sizeof(D3DXCOLOR));
gizmoShader.effect->SetRawValue("eyePos", &(scene.mainCamera.position), 0, sizeof(Vector3));
gizmoShader.effect->Begin(0, 0);
gizmoShader.effect->BeginPass(0);
axisX.Draw();
gizmoShader.effect->EndPass();
gizmoShader.effect->End();
// axisY
axisY.SetStream();
axisY.SetVertexDeclaration();
gizmoShader.effect->SetTechnique("Gizmo");
gizmoShader.effect->SetMatrix("matWVP", &(axisY.LocalToWorldMatrix()*LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.OrthoProjMatrix()));
gizmoShader.effect->SetMatrix("matWorld", &(axisY.LocalToWorldMatrix()*LocalToWorldMatrix()));
gizmoShader.effect->SetRawValue("mainColor", &(axisY.color), 0, sizeof(D3DXCOLOR));
gizmoShader.effect->SetRawValue("eyePos", &(scene.mainCamera.position), 0, sizeof(Vector3));
gizmoShader.effect->Begin(0, 0);
gizmoShader.effect->BeginPass(0);
axisY.Draw();
gizmoShader.effect->EndPass();
gizmoShader.effect->End();
// axisZ
axisZ.SetStream();
axisZ.SetVertexDeclaration();
gizmoShader.effect->SetTechnique("Gizmo");
gizmoShader.effect->SetMatrix("matWVP", &(axisZ.LocalToWorldMatrix()*LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.OrthoProjMatrix()));
gizmoShader.effect->SetMatrix("matWorld", &(axisZ.LocalToWorldMatrix()*LocalToWorldMatrix()));
gizmoShader.effect->SetRawValue("mainColor", &(axisZ.color), 0, sizeof(D3DXCOLOR));
gizmoShader.effect->SetRawValue("eyePos", &(scene.mainCamera.position), 0, sizeof(Vector3));
gizmoShader.effect->Begin(0, 0);
gizmoShader.effect->BeginPass(0);
axisZ.Draw();
gizmoShader.effect->EndPass();
gizmoShader.effect->End();
// coneX
coneX.SetStream();
coneX.SetVertexDeclaration();
gizmoShader.effect->SetTechnique("Gizmo");
gizmoShader.effect->SetMatrix("matWVP", &(coneX.LocalToWorldMatrix()*LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.OrthoProjMatrix()));
gizmoShader.effect->SetMatrix("matWorld", &(coneX.LocalToWorldMatrix()*LocalToWorldMatrix()));
gizmoShader.effect->SetRawValue("mainColor", &(coneX.color), 0, sizeof(D3DXCOLOR));
gizmoShader.effect->SetRawValue("eyePos", &(scene.mainCamera.position), 0, sizeof(Vector3));
gizmoShader.effect->Begin(0, 0);
gizmoShader.effect->BeginPass(0);
coneX.Draw();
gizmoShader.effect->EndPass();
gizmoShader.effect->End();
// coneY
coneY.SetStream();
coneY.SetVertexDeclaration();
gizmoShader.effect->SetTechnique("Gizmo");
gizmoShader.effect->SetMatrix("matWVP", &(coneY.LocalToWorldMatrix()*LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.OrthoProjMatrix()));
gizmoShader.effect->SetMatrix("matWorld", &(coneY.LocalToWorldMatrix()*LocalToWorldMatrix()));
gizmoShader.effect->SetRawValue("mainColor", &(coneY.color), 0, sizeof(D3DXCOLOR));
gizmoShader.effect->SetRawValue("eyePos", &(scene.mainCamera.position), 0, sizeof(Vector3));
gizmoShader.effect->Begin(0, 0);
gizmoShader.effect->BeginPass(0);
coneY.Draw();
gizmoShader.effect->EndPass();
gizmoShader.effect->End();
// coneZ
coneZ.SetStream();
coneZ.SetVertexDeclaration();
gizmoShader.effect->SetTechnique("Gizmo");
gizmoShader.effect->SetMatrix("matWVP", &(coneZ.LocalToWorldMatrix()*LocalToWorldMatrix()*scene.mainCamera.ViewMatrix()*scene.mainCamera.OrthoProjMatrix()));
gizmoShader.effect->SetMatrix("matWorld", &(coneZ.LocalToWorldMatrix()*LocalToWorldMatrix()));
gizmoShader.effect->SetRawValue("mainColor", &(coneZ.color), 0, sizeof(D3DXCOLOR));
gizmoShader.effect->SetRawValue("eyePos", &(scene.mainCamera.position), 0, sizeof(Vector3));
gizmoShader.effect->Begin(0, 0);
gizmoShader.effect->BeginPass(0);
coneZ.Draw();
gizmoShader.effect->EndPass();
gizmoShader.effect->End();
D3DDevice->SetRenderState(D3DRS_ZENABLE, true);
}
FMatrix4 FTransform::WorldToLocalMatrix() const
{
return LocalToWorldMatrix().GetInverse();
}
