//----------------------------------------------------------------------------
bool FxCompiler::UpdateEffect (const Program& vProgram,
const Program& pProgram)
{
InputArray vInputs, pInputs;
OutputArray vOutputs, pOutputs;
ConstantArray vConstants, pConstants;
SamplerArray vSamplers, pSamplers;
if (!Process(vProgram, vInputs, vOutputs, vConstants, vSamplers))
{
return false;
}
if (!Process(pProgram, pInputs, pOutputs, pConstants, pSamplers))
{
return false;
}
if (!UpdateShader(mVShader, vProgram, vInputs, vOutputs, vConstants,
vSamplers))
{
return false;
}
if (!UpdateShader(mPShader, pProgram, pInputs, pOutputs, pConstants,
pSamplers))
{
return false;
}
return true;
}
bool DirectxEngine::InitialiseScene(const IScene& scene)
{
m_data->shadows = std::make_unique<DxQuadMesh>(scene.Shadows(),
[this](const D3DXMATRIX& world, int texture){ UpdateShader(world, texture); });
m_data->textures.reserve(scene.Textures().size());
for(const auto& texture : scene.Textures())
{
m_data->textures.push_back(std::unique_ptr<DxTexture>(
new DxTexture(*texture)));
}
m_data->shaders.reserve(scene.Shaders().size());
for(const auto& shader : scene.Shaders())
{
m_data->shaders.push_back(std::unique_ptr<DxShader>(
new DxShader(*shader)));
}
m_data->meshes.reserve(scene.Meshes().size());
for(const auto& mesh : scene.Meshes())
{
m_data->meshes.push_back(std::unique_ptr<DxMesh>(new DxMesh(*mesh,
[this](const D3DXMATRIX& world, int texture){ UpdateShader(world, texture); })));
}
m_data->terrain.reserve(scene.Terrains().size());
for(const auto& terrain : scene.Terrains())
{
m_data->terrain.push_back(std::unique_ptr<DxMesh>(new DxMesh(*terrain,
[this](const D3DXMATRIX& world, int texture){ UpdateShader(world, texture); })));
}
m_data->waters.reserve(scene.Waters().size());
for(const auto& water : scene.Waters())
{
m_data->waters.push_back(std::unique_ptr<DxMesh>(new DxMesh(*water,
[this](const D3DXMATRIX& world, int texture){ UpdateShader(world, texture); })));
}
m_data->emitters.reserve(scene.Emitters().size());
for(const auto& emitter : scene.Emitters())
{
m_data->emitters.push_back(std::unique_ptr<DxEmitter>(new DxEmitter(*emitter,
[this](const D3DXMATRIX& world, const Particle& data){ UpdateShader(world, data); })));
}
return ReInitialiseScene();
}
bool DirectxEngine::UpdateShader(const Water& water,
const IScene& scene,
float timer)
{
if (UpdateShader(water, scene, true, timer))
{
auto& shader = m_data->shaders[water.ShaderID()];
shader->UpdateConstantFloat("speed", &water.Speed(), 1);
shader->UpdateConstantFloat("bumpIntensity", &water.Bump(), 1);
shader->UpdateConstantFloat("bumpScale", &water.BumpScale().x, 2);
shader->UpdateConstantFloat("uvScale", &water.UVScale().x, 2);
shader->UpdateConstantFloat("deepColor", &water.Deep().r, 4);
shader->UpdateConstantFloat("shallowColor", &water.Shallow().r, 4);
shader->UpdateConstantFloat("reflectionTint", &water.ReflectionTint().r, 3);
shader->UpdateConstantFloat("reflectionIntensity", &water.ReflectionIntensity(), 1);
shader->UpdateConstantFloat("fresnal", &water.Fresnal().x, 3);
const auto& waves = water.Waves();
for (unsigned int i = 0; i < waves.size(); ++i)
{
const int offset = i*4; // Arrays pack in buffer of float4
shader->UpdateConstantFloat("waveFrequency", &waves[i].amplitude, 1, offset);
shader->UpdateConstantFloat("waveAmplitude", &waves[i].frequency, 1, offset);
shader->UpdateConstantFloat("wavePhase", &waves[i].phase, 1, offset);
shader->UpdateConstantFloat("waveDirectionX", &waves[i].directionX, 1, offset);
shader->UpdateConstantFloat("waveDirectionZ", &waves[i].directionZ, 1, offset);
}
return true;
}
return false;
}
bool DirectxEngine::UpdateShader(const Mesh& mesh, const IScene& scene)
{
if (UpdateShader(mesh, scene, false))
{
SendAttributes(mesh);
return true;
}
return false;
}
bool DirectxEngine::UpdateShader(const Terrain& terrain,
const IScene& scene)
{
if (UpdateShader(terrain, scene, false))
{
SendAttributes(terrain);
return true;
}
return false;
}
void DirectxEngine::RenderWater(const IScene& scene, float timer)
{
for (auto& water : m_data->waters)
{
if (UpdateShader(water->GetWater(), scene, timer))
{
water->Render(m_data->context);
}
}
}
void DirectxEngine::RenderTerrain(const IScene& scene)
{
for (auto& terrain : m_data->terrain)
{
if (UpdateShader(terrain->GetTerrain(), scene))
{
terrain->Render(m_data->context);
}
}
}
void DirectxEngine::RenderMeshes(const IScene& scene)
{
for (auto& mesh : m_data->meshes)
{
if (UpdateShader(mesh->GetMesh(), scene))
{
mesh->Render(m_data->context);
}
}
}
void LightManager::RemoveLight(LightHandle handle) {
lights_.erase(handle);
ScopedShader ss(*shader_);
shader_->SetUniformInt(num_lights_unif_, lights_.size());
UpdateShader();
std::cout << "Removed light. Current number of lights: " << lights_.size() << "\n";
}
void DirectxEngine::RenderShadows()
{
if (UpdateShader(m_data->shadows->GetData()))
{
EnableDepthWrite(false);
m_data->shadows->Render(m_data->context);
EnableDepthWrite(true);
}
}
void DirectxEngine::RenderEmitters(const IScene& scene)
{
EnableDepthWrite(false);
for (auto& emitter : m_data->emitters)
{
if (UpdateShader(emitter->GetEmitter(), scene))
{
emitter->Render(m_data->context,
m_data->cameraPosition, m_data->cameraUp);
}
}
EnableDepthWrite(true);
}
void LightPass::Start(Camera& camera){
m_gbuffer->BindForLightingPass();
glClearColor(0, 0, 0, 1);
glClear(GL_COLOR_BUFFER_BIT);
glStencilFunc(GL_NOTEQUAL, 0, 0xFF);
glDisable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendEquation(GL_FUNC_ADD);
glBlendFunc(GL_ONE, GL_ONE);
glEnable(GL_CULL_FACE);
glCullFace(GL_FRONT);
UpdateShader(camera);
}
void UpdateShaders()
{
if (shaderupdatelistlock == 1)
return;
shaderupdatelistlock = 1;
// update shaders and get a list of all dependent programs that must be relinked
std::set<int> relink_programs;
for (int n = 0; n < shaderupdatelist.size(); n++)
{
UpdateShader(shaderupdatelist[n], relink_programs);
}
shaderupdatelist.clear();
for (std::set<int>::iterator it = relink_programs.begin(); it != relink_programs.end(); ++it)
{
RelinkProgram(*it);
}
shaderupdatelistlock = 0;
}
void AppGUI::Tick(RenderEngine& engine)
{
UpdateShader(engine);
switch (m_cache->PageSelected.Get())
{
case PAGE_SCENE:
UpdateScene(engine);
break;
case PAGE_AREA:
UpdateTerrain(engine);
UpdateTexture(engine);
break;
case PAGE_MESH:
UpdateMesh();
UpdateWater();
UpdateEmitter();
break;
case PAGE_POST:
UpdateLight();
UpdatePost(engine);
break;
}
}
