// Applies the fixed-function state (culling, depth test, alpha blending, stenciling, etc) to the Direct3D device
gl::Error RendererD3D::applyState(const gl::Data &data, GLenum drawMode)
{
const gl::Framebuffer *framebufferObject = data.state->getDrawFramebuffer();
int samples = framebufferObject->getSamples(data);
gl::RasterizerState rasterizer = data.state->getRasterizerState();
rasterizer.pointDrawMode = (drawMode == GL_POINTS);
rasterizer.multiSample = (samples != 0);
gl::Error error = setRasterizerState(rasterizer);
if (error.isError())
{
return error;
}
unsigned int mask = 0;
if (data.state->isSampleCoverageEnabled())
{
GLclampf coverageValue = data.state->getSampleCoverageValue();
if (coverageValue != 0)
{
float threshold = 0.5f;
for (int i = 0; i < samples; ++i)
{
mask <<= 1;
if ((i + 1) * coverageValue >= threshold)
{
threshold += 1.0f;
mask |= 1;
}
}
}
bool coverageInvert = data.state->getSampleCoverageInvert();
if (coverageInvert)
{
mask = ~mask;
}
}
else
{
mask = 0xFFFFFFFF;
}
error = setBlendState(framebufferObject, data.state->getBlendState(), data.state->getBlendColor(), mask);
if (error.isError())
{
return error;
}
error = setDepthStencilState(data.state->getDepthStencilState(), data.state->getStencilRef(),
data.state->getStencilBackRef(), rasterizer.frontFace == GL_CCW);
if (error.isError())
{
return error;
}
return gl::Error(GL_NO_ERROR);
}
void SkeletalMeshRenderer::render()
{
//should have an update check and recall set if updated.
if(drawBuffers_.size() > 0 && isRendering())
{
auto context = Sly::display->getContext();
auto display = Sly::display;
const unsigned int stride = sizeof(MeshVertex);
const unsigned int offset = 0;
context->IASetInputLayout(inputLayout_);
context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
display->setRasterizerState(rasterizerState_);
display->setSamplerStates(samplerStates_);
display->setBlendState(blendState_);
display->setDepthStencilState(depthStencilState_);
context->VSSetShader(vertexShader_, nullptr, 0);
context->HSSetShader(hullShader_, nullptr, 0);
context->DSSetShader(domainShader_, nullptr, 0);
context->GSSetShader(geometryShader_, nullptr, 0);
context->PSSetShader(pixelShader_, nullptr, 0);
const auto meshTransform = (transform_) ? XMLoadFloat4x4(transform_) : XMMatrixIdentity(); //Default to identity if null (same for subMeshTransform)
for(auto b = drawBuffers_.begin(); b != drawBuffers_.end(); ++b)
{
const auto subMeshTransform = ((*b)->transform) ? XMLoadFloat4x4((*b)->transform) : XMMatrixIdentity();
const auto transform = meshTransform * subMeshTransform;
auto materialBuffer = display->getConstantBuffer("material");
auto worldBuffer = display->getConstantBuffer("world");
MaterialCB materialCB = { (*b)->material->diffuse, (*b)->material->specular };
materialBuffer->update(context, &materialCB , sizeof(MaterialCB));
WorldCB worldCB;
XMStoreFloat4x4(&worldCB.world, transform);
worldBuffer->update(context, &worldCB, sizeof(WorldCB));
context->VSSetConstantBuffers(0, 1, &worldBuffer->buffer);
context->PSSetConstantBuffers(3, 1, &materialBuffer->buffer);
context->VSSetConstantBuffers(0, 1, &worldBuffer->buffer);
context->PSSetConstantBuffers(3, 1, &materialBuffer->buffer);
ID3D11ShaderResourceView* srvs[4] = { (*b)->material->diffuseMap, (*b)->material->normalMap, (*b)->material->specularMap, (*b)->material->environmentMap};
context->PSSetShaderResources(0, 4, srvs);
context->IASetVertexBuffers(0, 1, &(*b)->vertexBuffer, &stride, &offset ); //maybe able to group these together
context->IASetIndexBuffer((*b)->indexBuffer, DXGI_FORMAT_R32_UINT, 0);
context->DrawIndexed((*b)->drawCount, 0, 0);
}
}
}
void ShadowsDemo::onDraw() {
App::onDraw();
const auto device = graphicsDevice();
device->setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
device->clear(ciri::ClearFlags::Color | ciri::ClearFlags::Depth);
device->setRasterizerState(_rasterState);
device->restoreDefaultBlendState();
if( _spotlightShader->isValid() && _directionalShader->isValid() ) {
const cc::Mat4f& cameraViewProj = _camera.getProj() * _camera.getView();
bool firstLight = true;
Light::Type boundLightType = Light::Type::Invalid;
for( auto& light : _lights ) {
// compute light matrices
//const cc::Mat4f& lightView = light.view();
//const cc::Mat4f& lightProj = light.proj();//cc::math::perspectiveRH(45.0f, 1.0f, 0.1f, light.range());//light.proj();
//const cc::Mat4f lightViewProj = lightProj * lightView;
if( light.type() == Light::Type::Directional ) {
//light.computeViewProjFromFrustum(BoundingFrustum(cameraViewProj));
light.computeViewProjFromFrustum(BoundingFrustum(_camera.getFov(), _camera.getAspect(), _camera.getNearPlane(), _camera.getFarPlane(), _camera.getPosition(), _camera.getFpsFront(), _camera.getUp()));
//light.computeViewProjOrtho(_camera.getView(), _camera.getFov(), _camera.getAspect(), _camera.getNearPlane(), _camera.getFarPlane());
}
const cc::Mat4f lightViewProj = light.proj() * light.view();
if( light.castShadows() ) {
device->setDepthStencilState(device->getDefaultDepthStencilDefault());
// set and clear render target
ciri::IRenderTarget2D* depthTarget = _shadowTarget.get();
device->setRenderTargets(&depthTarget, 1);
device->setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
device->clear(ciri::ClearFlags::Color | ciri::ClearFlags::Depth);
// apply depth shader
device->applyShader(_depthShader);
// set viewport to depth size
device->setViewport(ciri::Viewport(0, 0, _shadowTarget->getDepth()->getWidth(), _shadowTarget->getDepth()->getHeight()));
// render all models
for( auto& mdl : _models ) {
_depthConstants.xform = lightViewProj * mdl->getXform().getWorld();
_depthConstantsBuffer->setData(sizeof(DepthConstants), &_depthConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
// reser viewport to screen
device->setViewport(ciri::Viewport(0, 0, window()->getWidth(), window()->getHeight()));
// restore default render targets
device->restoreDefaultRenderTargets();
}
switch( light.type() ) {
case Light::Type::Directional: {
if( boundLightType != Light::Type::Directional || light.castShadows() ) {
boundLightType = Light::Type::Directional;
device->applyShader(_directionalShader);
device->setTexture2D(0, _shadowTarget->getDepth(), ciri::ShaderStage::Pixel);
device->setSamplerState(0, _shadowSampler, ciri::ShaderStage::Pixel);
}
_directionalConstants.LightDirection = light.direction();
_directionalConstants.LightColor = light.diffuseColor();
_directionalConstants.LightIntensity = light.diffuseIntensity();
_directionalConstants.campos = _camera.getPosition();
_directionalConstants.CastShadows = light.castShadows();
_directionalConstants.lightViewProj = lightViewProj;
for( auto& mdl : _models ) {
if( !mdl->isValid() ) {
continue;
}
_directionalConstants.world = mdl->getXform().getWorld();
_directionalConstants.xform = cameraViewProj * _directionalConstants.world;
_directionalConstantsBuffer->setData(sizeof(DirectionalConstants), &_directionalConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
break;
}
case Light::Type::Spot: {
if( boundLightType != Light::Type::Spot || light.castShadows() ) {
boundLightType = Light::Type::Spot;
device->applyShader(_spotlightShader);
device->setTexture2D(0, _shadowTarget->getDepth(), ciri::ShaderStage::Pixel);
device->setSamplerState(0, _shadowSampler, ciri::ShaderStage::Pixel);
}
_spotlightConstants.LightPosition = light.position();
_spotlightConstants.LightDirection = light.direction();
_spotlightConstants.LightColor = light.diffuseColor();
_spotlightConstants.LightCosInner = light.cosConeInnerAngle(true);
_spotlightConstants.LightCosOuter = light.cosConeOuterAngle(true);
_spotlightConstants.LightIntensity = light.diffuseIntensity();
_spotlightConstants.LightRange = light.range();
_spotlightConstants.CastShadows = light.castShadows();
_spotlightConstants.lightViewProj = lightViewProj;
for( auto& mdl : _models ) {
_spotlightConstants.world = mdl->getXform().getWorld();
_spotlightConstants.xform = cameraViewProj * _spotlightConstants.world;
_spotlightConstantsBuffer->setData(sizeof(SpotlightConstants), &_spotlightConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
break;
}
}
if( firstLight ) {
firstLight = false;
device->setBlendState(_additiveBlendState);
}
}
}
device->present();
}
void GraphicsDevice::executeRenderPass( RenderPass p_pass,
BufferBase* p_cbuf/*=NULL*/,
vector<BufferBase*>* p_instancesLists/*=NULL*/,
vector<Mesh*>* p_meshList/*=NULL*/)
{
switch(p_pass)
{
case RenderPass::P_BASEPASS:
if (p_instancesLists != NULL && p_cbuf != NULL)
{
m_deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
setBlendState(BlendState::NORMAL);
setRasterizerStateSettings(RasterizerState::DEFAULT, true);
setRenderTarget(RT_MRT);
p_cbuf->apply();
setShader(SI_MESHBASESHADER);
unsigned int instancesListSize = (unsigned int)p_instancesLists->size();
// fallback if no mesh list has been supplied
if (p_meshList == NULL)
p_meshList = &m_meshFallbackBoxList;
unsigned int meshListSize = (unsigned int)p_meshList->size();
// for each mesh as defined by the instance list
for (unsigned int i = 0; i < instancesListSize; i++)
{
// Fetch the mesh, fall back to fallback meshes
// if not enough meshes have been defined
Mesh* mesh = NULL;
if (i < meshListSize)
mesh = (*p_meshList)[i];
else
mesh = m_meshFallbackBoxList[0];
//for each copy of a mesh
// issue a render using the instance buffer in the
// instanceslist for that index
BufferBase* instances = (*p_instancesLists)[i];
if (instances != NULL && mesh!=NULL)
{
drawInstancedIndexedMesh(mesh,
instances->getElementCount(),
instances->getElementSize(),
instances->getBufferPointer());
}
}
}
break;
case RenderPass::P_COMPOSEPASS:
m_deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
setBlendState(BlendState::NORMAL);
setRasterizerStateSettings(RasterizerState::DEFAULT,false);
setRenderTarget(RT_BACKBUFFER_NODEPTHSTENCIL);
setShader(SI_COMPOSESHADER);
drawFullscreen();
break;
case RenderPass::P_BOUNDINGBOX_WIREFRAMEPASS:
if (p_instancesLists != NULL && p_cbuf != NULL)
{
m_deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_LINELIST);
setBlendState(BlendState::ADDITIVE);
setRasterizerStateSettings(RasterizerState::WIREFRAME, false);
setRenderTarget(RT_BACKBUFFER_NODEPTHSTENCIL);
p_cbuf->apply();
setShader(SI_WIREFRAMESHADER);
// loop through all instance lists in the vector
// not really necessary as it will almost always be of size 1 here
// for simple bounding boxes
for (int i = 0; i < p_instancesLists->size(); i++)
{
BufferBase* instances = (*p_instancesLists)[i];
if (instances != NULL)
{
drawInstancedLineOBB(instances->getElementCount(),
instances->getElementSize(),
instances->getBufferPointer());
}
}
}
break;
}
}
