void DrawDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext, const Inputs& inputs) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
auto config = std::static_pointer_cast<Config>(renderContext->jobConfig);
const auto& inItems = inputs.get0();
const auto& lightingModel = inputs.get1();
RenderArgs* args = renderContext->args;
gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
// Setup camera, projection and viewport for all items
batch.setViewportTransform(args->_viewport);
batch.setStateScissorRect(args->_viewport);
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
// Setup lighting model for all items;
batch.setUniformBuffer(render::ShapePipeline::Slot::LIGHTING_MODEL, lightingModel->getParametersBuffer());
renderShapes(sceneContext, renderContext, _shapePlumber, inItems, _maxDrawn);
args->_batch = nullptr;
});
config->setNumDrawn((int)inItems.size());
}
void ExtractFrustums::run(const render::RenderContextPointer& renderContext, Output& output) {
assert(renderContext->args);
assert(renderContext->args->_context);
RenderArgs* args = renderContext->args;
// Return view frustum
auto& viewFrustum = output[VIEW_FRUSTUM].edit<ViewFrustumPointer>();
if (!viewFrustum) {
viewFrustum = std::make_shared<ViewFrustum>(args->getViewFrustum());
} else {
*viewFrustum = args->getViewFrustum();
}
// Return shadow frustum
auto lightStage = args->_scene->getStage<LightStage>(LightStage::getName());
for (auto i = 0; i < SHADOW_CASCADE_FRUSTUM_COUNT; i++) {
auto& shadowFrustum = output[SHADOW_CASCADE0_FRUSTUM+i].edit<ViewFrustumPointer>();
if (lightStage) {
auto globalShadow = lightStage->getCurrentKeyShadow();
if (globalShadow && i<(int)globalShadow->getCascadeCount()) {
auto& cascade = globalShadow->getCascade(i);
shadowFrustum = cascade.getFrustum();
} else {
shadowFrustum.reset();
}
} else {
shadowFrustum.reset();
}
}
}
void DrawBackgroundDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext, const Inputs& inputs) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
const auto& inItems = inputs.get0();
const auto& lightingModel = inputs.get1();
if (!lightingModel->isBackgroundEnabled()) {
return;
}
RenderArgs* args = renderContext->args;
doInBatch(args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
// _gpuTimer.begin(batch);
batch.enableSkybox(true);
batch.setViewportTransform(args->_viewport);
batch.setStateScissorRect(args->_viewport);
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
renderItems(sceneContext, renderContext, inItems);
// _gpuTimer.end(batch);
});
args->_batch = nullptr;
// std::static_pointer_cast<Config>(renderContext->jobConfig)->gpuTime = _gpuTimer.getAverage();
}
void DrawQuadVolume::run(const render::RenderContextPointer& renderContext, const glm::vec3 vertices[8],
const gpu::BufferView& indices, int indexCount) {
assert(renderContext->args);
assert(renderContext->args->_context);
if (_isUpdateEnabled) {
auto& streamVertices = _meshVertices.edit<std::array<glm::vec3, 8U> >();
std::copy(vertices, vertices + 8, streamVertices.begin());
}
RenderArgs* args = renderContext->args;
gpu::doInBatch("DrawQuadVolume::run", args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
batch.setViewportTransform(args->_viewport);
batch.setStateScissorRect(args->_viewport);
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
batch.setPipeline(getPipeline());
batch.setIndexBuffer(indices);
batch._glUniform4f(0, _color.x, _color.y, _color.z, 1.0f);
batch.setInputStream(0, _meshStream);
batch.drawIndexed(gpu::LINES, indexCount, 0U);
args->_batch = nullptr;
});
}
void ExtractFrustums::run(const render::RenderContextPointer& renderContext, const Inputs& inputs, Outputs& output) {
assert(renderContext->args);
assert(renderContext->args->_context);
RenderArgs* args = renderContext->args;
const auto& shadowFrame = inputs;
// Return view frustum
auto& viewFrustum = output[VIEW_FRUSTUM].edit<ViewFrustumPointer>();
if (!viewFrustum) {
viewFrustum = std::make_shared<ViewFrustum>(args->getViewFrustum());
} else {
*viewFrustum = args->getViewFrustum();
}
// Return shadow frustum
LightStage::ShadowPointer globalShadow;
if (shadowFrame && !shadowFrame->_objects.empty() && shadowFrame->_objects[0]) {
globalShadow = shadowFrame->_objects[0];
}
for (auto i = 0; i < SHADOW_CASCADE_FRUSTUM_COUNT; i++) {
auto& shadowFrustum = output[SHADOW_CASCADE0_FRUSTUM+i].edit<ViewFrustumPointer>();
if (globalShadow && i<(int)globalShadow->getCascadeCount()) {
auto& cascade = globalShadow->getCascade(i);
shadowFrustum = cascade.getFrustum();
} else {
shadowFrustum.reset();
}
}
}
void BlurGaussianDepthAware::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext, const Inputs& SourceAndDepth, gpu::FramebufferPointer& blurredFramebuffer) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
auto& sourceFramebuffer = SourceAndDepth.get0();
auto& depthTexture = SourceAndDepth.get1();
BlurInOutResource::Resources blurringResources;
if (!_inOutResources.updateResources(sourceFramebuffer, blurringResources)) {
// early exit if no valid blurring resources
return;
}
blurredFramebuffer = blurringResources.finalFramebuffer;
auto blurVPipeline = getBlurVPipeline();
auto blurHPipeline = getBlurHPipeline();
auto sourceViewport = args->_viewport;
_parameters->setWidthHeight(sourceViewport.z, sourceViewport.w, args->_context->isStereo());
glm::ivec2 textureSize(blurringResources.sourceTexture->getDimensions());
_parameters->setTexcoordTransform(gpu::Framebuffer::evalSubregionTexcoordTransformCoefficients(textureSize, sourceViewport));
_parameters->setDepthPerspective(args->getViewFrustum().getProjection()[1][1]);
_parameters->setLinearDepthPosFar(args->getViewFrustum().getFarClip());
gpu::doInBatch(args->_context, [=](gpu::Batch& batch) {
batch.enableStereo(false);
batch.setViewportTransform(sourceViewport);
batch.setUniformBuffer(BlurTask_ParamsSlot, _parameters->_parametersBuffer);
batch.setResourceTexture(BlurTask_DepthSlot, depthTexture);
batch.setFramebuffer(blurringResources.blurringFramebuffer);
// batch.clearColorFramebuffer(gpu::Framebuffer::BUFFER_COLOR0, glm::vec4(0.0));
batch.setPipeline(blurVPipeline);
batch.setResourceTexture(BlurTask_SourceSlot, blurringResources.sourceTexture);
batch.draw(gpu::TRIANGLE_STRIP, 4);
batch.setFramebuffer(blurringResources.finalFramebuffer);
if (_inOutResources._generateOutputFramebuffer) {
// batch.clearColorFramebuffer(gpu::Framebuffer::BUFFER_COLOR0, glm::vec4(0.0));
}
batch.setPipeline(blurHPipeline);
batch.setResourceTexture(BlurTask_SourceSlot, blurringResources.blurringTexture);
batch.draw(gpu::TRIANGLE_STRIP, 4);
batch.setResourceTexture(BlurTask_SourceSlot, nullptr);
batch.setResourceTexture(BlurTask_DepthSlot, nullptr);
batch.setUniformBuffer(BlurTask_ParamsSlot, nullptr);
});
}
void DrawLayered3D::run(const RenderContextPointer& renderContext, const Inputs& inputs) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
auto config = std::static_pointer_cast<Config>(renderContext->jobConfig);
const auto& inItems = inputs.get0();
const auto& lightingModel = inputs.get1();
const auto jitter = inputs.get2();
config->setNumDrawn((int)inItems.size());
emit config->numDrawnChanged();
RenderArgs* args = renderContext->args;
// Clear the framebuffer without stereo
// Needs to be distinct from the other batch because using the clear call
// while stereo is enabled triggers a warning
if (_opaquePass) {
gpu::doInBatch("DrawLayered3D::run::clear", args->_context, [&](gpu::Batch& batch) {
batch.enableStereo(false);
batch.clearFramebuffer(gpu::Framebuffer::BUFFER_DEPTH, glm::vec4(), 1.f, 0, false);
});
}
if (!inItems.empty()) {
// Render the items
gpu::doInBatch("DrawLayered3D::main", args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
batch.setViewportTransform(args->_viewport);
batch.setStateScissorRect(args->_viewport);
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setProjectionJitter(jitter.x, jitter.y);
batch.setViewTransform(viewMat);
// Setup lighting model for all items;
batch.setUniformBuffer(ru::Buffer::LightModel, lightingModel->getParametersBuffer());
batch.setResourceTexture(ru::Texture::AmbientFresnel, lightingModel->getAmbientFresnelLUT());
if (_opaquePass) {
renderStateSortShapes(renderContext, _shapePlumber, inItems, _maxDrawn);
} else {
renderShapes(renderContext, _shapePlumber, inItems, _maxDrawn);
}
args->_batch = nullptr;
});
}
}
bool OctreeRenderer::renderOperation(OctreeElementPointer element, void* extraData) {
RenderArgs* args = static_cast<RenderArgs*>(extraData);
if (element->isInView(args->getViewFrustum())) {
if (element->hasContent()) {
if (element->calculateShouldRender(args->getViewFrustum(), args->_sizeScale, args->_boundaryLevelAdjust)) {
args->_renderer->renderElement(element, args);
} else {
return false; // if we shouldn't render, then we also should stop recursing.
}
}
return true; // continue recursing
}
// if not in view stop recursing
return false;
}
void DrawOverlay3D::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext, const Inputs& inputs) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
auto config = std::static_pointer_cast<Config>(renderContext->jobConfig);
const auto& inItems = inputs.get0();
const auto& lightingModel = inputs.get1();
config->setNumDrawn((int)inItems.size());
emit config->numDrawnChanged();
if (!inItems.empty()) {
RenderArgs* args = renderContext->args;
// Clear the framebuffer without stereo
// Needs to be distinct from the other batch because using the clear call
// while stereo is enabled triggers a warning
if (_opaquePass) {
gpu::Batch batch;
batch.enableStereo(false);
batch.clearFramebuffer(gpu::Framebuffer::BUFFER_DEPTH, glm::vec4(), 1.f, 0, true);
args->_context->render(batch);
}
// Render the items
gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
batch.setViewportTransform(args->_viewport);
batch.setStateScissorRect(args->_viewport);
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
// Setup lighting model for all items;
batch.setUniformBuffer(render::ShapePipeline::Slot::LIGHTING_MODEL, lightingModel->getParametersBuffer());
renderShapes(sceneContext, renderContext, _shapePlumber, inItems, _maxDrawn);
args->_batch = nullptr;
});
}
}
void RenderShadowSetup::run(const SceneContextPointer& sceneContext, const render::RenderContextPointer& renderContext, Output& output) {
auto lightStage = DependencyManager::get<DeferredLightingEffect>()->getLightStage();
const auto globalShadow = lightStage->getShadow(0);
// Cache old render args
RenderArgs* args = renderContext->args;
output = args->_renderMode;
auto nearClip = args->getViewFrustum().getNearClip();
float nearDepth = -args->_boomOffset.z;
const int SHADOW_FAR_DEPTH = 20;
globalShadow->setKeylightFrustum(args->getViewFrustum(), nearDepth, nearClip + SHADOW_FAR_DEPTH);
// Set the keylight render args
args->pushViewFrustum(*(globalShadow->getFrustum()));
args->_renderMode = RenderArgs::SHADOW_RENDER_MODE;
}
void DrawBounds::run(const RenderContextPointer& renderContext,
const Inputs& items) {
RenderArgs* args = renderContext->args;
uint32_t numItems = (uint32_t) items.size();
if (numItems == 0) {
return;
}
static const uint32_t sizeOfItemBound = sizeof(ItemBound);
if (!_drawBuffer) {
_drawBuffer = std::make_shared<gpu::Buffer>(sizeOfItemBound);
}
_drawBuffer->setData(numItems * sizeOfItemBound, (const gpu::Byte*) items.data());
gpu::doInBatch("DrawBounds::run", args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
// Setup projection
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
batch.setModelTransform(Transform());
// Bind program
batch.setPipeline(getPipeline());
glm::vec4 color(glm::vec3(0.0f), -(float) numItems);
batch._glUniform4fv(_colorLocation, 1, (const float*)(&color));
batch.setResourceBuffer(0, _drawBuffer);
static const int NUM_VERTICES_PER_CUBE = 24;
batch.draw(gpu::LINES, NUM_VERTICES_PER_CUBE * numItems, 0);
});
}
void RenderShadowTask::run(const SceneContextPointer& sceneContext, const render::RenderContextPointer& renderContext) {
assert(sceneContext);
RenderArgs* args = renderContext->args;
// sanity checks
if (!sceneContext->_scene || !args) {
return;
}
auto lightStage = DependencyManager::get<DeferredLightingEffect>()->getLightStage();
const auto globalShadow = lightStage->getShadow(0);
// If the global light is not set, bail
if (!globalShadow) {
return;
}
// Cache old render args
RenderArgs::RenderMode mode = args->_renderMode;
auto nearClip = args->getViewFrustum().getNearClip();
float nearDepth = -args->_boomOffset.z;
const int SHADOW_FAR_DEPTH = 20;
globalShadow->setKeylightFrustum(args->getViewFrustum(), nearDepth, nearClip + SHADOW_FAR_DEPTH);
// Set the keylight render args
args->pushViewFrustum(*(globalShadow->getFrustum()));
args->_renderMode = RenderArgs::SHADOW_RENDER_MODE;
// TODO: Allow runtime manipulation of culling ShouldRenderFunctor
for (auto job : _jobs) {
job.run(sceneContext, renderContext);
}
// Reset the render args
args->popViewFrustum();
args->_renderMode = mode;
};
void HitEffect::run(const render::SceneContextPointer& sceneContext, const render::RenderContextPointer& renderContext) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
batch.setModelTransform(Transform());
batch.setPipeline(getHitEffectPipeline());
glm::vec4 color(0.0f, 0.0f, 0.0f, 1.0f);
glm::vec2 bottomLeft(-1.0f, -1.0f);
glm::vec2 topRight(1.0f, 1.0f);
DependencyManager::get<GeometryCache>()->renderQuad(batch, bottomLeft, topRight, color);
});
}
void DrawForward::run(const RenderContextPointer& renderContext, const Inputs& inputs) {
RenderArgs* args = renderContext->args;
const auto& inItems = inputs.get0();
const auto& lightingModel = inputs.get1();
gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
args->_batch = &batch;
// Setup projection
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
batch.setModelTransform(Transform());
// Setup lighting model for all items;
batch.setUniformBuffer(render::ShapePipeline::Slot::LIGHTING_MODEL, lightingModel->getParametersBuffer());
// From the lighting model define a global shapeKey ORED with individiual keys
ShapeKey::Builder keyBuilder;
if (lightingModel->isWireframeEnabled()) {
keyBuilder.withWireframe();
}
ShapeKey globalKey = keyBuilder.build();
args->_globalShapeKey = globalKey._flags.to_ulong();
// Render items
renderStateSortShapes(renderContext, _shapePlumber, inItems, -1, globalKey);
args->_batch = nullptr;
args->_globalShapeKey = 0;
});
}
void DrawSceneOctree::run(const SceneContextPointer& sceneContext,
const RenderContextPointer& renderContext, const ItemSpatialTree::ItemSelection& inSelection) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
auto& scene = sceneContext->_scene;
std::static_pointer_cast<Config>(renderContext->jobConfig)->numAllocatedCells = (int)scene->getSpatialTree().getNumAllocatedCells();
std::static_pointer_cast<Config>(renderContext->jobConfig)->numFreeCells = (int)scene->getSpatialTree().getNumFreeCells();
gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setViewportTransform(args->_viewport);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
batch.setModelTransform(Transform());
// bind the one gpu::Pipeline we need
batch.setPipeline(getDrawCellBoundsPipeline());
if (_showVisibleCells) {
for (const auto& cellID : inSelection.cellSelection.insideCells) {
auto cell = scene->getSpatialTree().getConcreteCell(cellID);
auto cellLoc = cell.getlocation();
glm::ivec4 cellLocation(cellLoc.pos.x, cellLoc.pos.y, cellLoc.pos.z, cellLoc.depth);
bool doDraw = true;
if (cell.isBrickEmpty() || !cell.hasBrick()) {
if (!_showEmptyCells) {
doDraw = false;
}
cellLocation.w *= -1;
}
if (doDraw) {
batch._glUniform4iv(_drawCellLocationLoc, 1, ((const int*)(&cellLocation)));
batch.draw(gpu::LINES, 24, 0);
}
}
for (const auto& cellID : inSelection.cellSelection.partialCells) {
auto cell = scene->getSpatialTree().getConcreteCell(cellID);
auto cellLoc = cell.getlocation();
glm::ivec4 cellLocation(cellLoc.pos.x, cellLoc.pos.y, cellLoc.pos.z, cellLoc.depth);
bool doDraw = true;
if (cell.isBrickEmpty() || !cell.hasBrick()) {
if (!_showEmptyCells) {
doDraw = false;
}
cellLocation.w *= -1;
}
if (doDraw) {
batch._glUniform4iv(_drawCellLocationLoc, 1, ((const int*)(&cellLocation)));
batch.draw(gpu::LINES, 24, 0);
}
}
}
// Draw the LOD Reticle
{
float angle = glm::degrees(getAccuracyAngle(args->_sizeScale, args->_boundaryLevelAdjust));
Transform crosshairModel;
crosshairModel.setTranslation(glm::vec3(0.0, 0.0, -1000.0));
crosshairModel.setScale(1000.0 * tan(glm::radians(angle))); // Scaling at the actual tan of the lod angle => Multiplied by TWO
batch.setViewTransform(Transform());
batch.setModelTransform(crosshairModel);
batch.setPipeline(getDrawLODReticlePipeline());
batch.draw(gpu::TRIANGLE_STRIP, 4, 0);
}
});
}
void Antialiasing::run(const render::RenderContextPointer& renderContext, const gpu::FramebufferPointer& sourceBuffer) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
gpu::doInBatch("Antialiasing::run", args->_context, [&](gpu::Batch& batch) {
batch.enableStereo(false);
batch.setViewportTransform(args->_viewport);
// FIXME: NEED to simplify that code to avoid all the GeometryCahce call, this is purely pixel manipulation
float fbWidth = renderContext->args->_viewport.z;
float fbHeight = renderContext->args->_viewport.w;
// float sMin = args->_viewport.x / fbWidth;
// float sWidth = args->_viewport.z / fbWidth;
// float tMin = args->_viewport.y / fbHeight;
// float tHeight = args->_viewport.w / fbHeight;
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat, true);
batch.setModelTransform(Transform());
// FXAA step
auto pipeline = getAntialiasingPipeline(renderContext->args);
batch.setResourceTexture(0, sourceBuffer->getRenderBuffer(0));
batch.setFramebuffer(_antialiasingBuffer);
batch.setPipeline(pipeline);
// initialize the view-space unpacking uniforms using frustum data
float left, right, bottom, top, nearVal, farVal;
glm::vec4 nearClipPlane, farClipPlane;
args->getViewFrustum().computeOffAxisFrustum(left, right, bottom, top, nearVal, farVal, nearClipPlane, farClipPlane);
// float depthScale = (farVal - nearVal) / farVal;
// float nearScale = -1.0f / nearVal;
// float depthTexCoordScaleS = (right - left) * nearScale / sWidth;
// float depthTexCoordScaleT = (top - bottom) * nearScale / tHeight;
// float depthTexCoordOffsetS = left * nearScale - sMin * depthTexCoordScaleS;
// float depthTexCoordOffsetT = bottom * nearScale - tMin * depthTexCoordScaleT;
batch._glUniform2f(_texcoordOffsetLoc, 1.0f / fbWidth, 1.0f / fbHeight);
glm::vec4 color(0.0f, 0.0f, 0.0f, 1.0f);
glm::vec2 bottomLeft(-1.0f, -1.0f);
glm::vec2 topRight(1.0f, 1.0f);
glm::vec2 texCoordTopLeft(0.0f, 0.0f);
glm::vec2 texCoordBottomRight(1.0f, 1.0f);
DependencyManager::get<GeometryCache>()->renderQuad(batch, bottomLeft, topRight, texCoordTopLeft, texCoordBottomRight, color, _geometryId);
// Blend step
batch.setResourceTexture(0, _antialiasingTexture);
batch.setFramebuffer(sourceBuffer);
batch.setPipeline(getBlendPipeline());
DependencyManager::get<GeometryCache>()->renderQuad(batch, bottomLeft, topRight, texCoordTopLeft, texCoordBottomRight, color, _geometryId);
});
}
void DrawSceneOctree::run(const RenderContextPointer& renderContext, const ItemSpatialTree::ItemSelection& inSelection) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
auto& scene = renderContext->_scene;
std::static_pointer_cast<Config>(renderContext->jobConfig)->numAllocatedCells = (int)scene->getSpatialTree().getNumAllocatedCells();
std::static_pointer_cast<Config>(renderContext->jobConfig)->numFreeCells = (int)scene->getSpatialTree().getNumFreeCells();
gpu::doInBatch("DrawSceneOctree::run", args->_context, [&](gpu::Batch& batch) {
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setViewportTransform(args->_viewport);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat, true);
batch.setModelTransform(Transform());
// bind the one gpu::Pipeline we need
batch.setPipeline(getDrawCellBoundsPipeline());
batch.setInputFormat(_cellBoundsFormat);
std::vector<ivec4> cellBounds;
auto drawCellBounds = [this, &cellBounds, &scene](const std::vector<gpu::Stamp>& cells) {
cellBounds.reserve(cellBounds.size() + cells.size());
for (const auto& cellID : cells) {
auto cell = scene->getSpatialTree().getConcreteCell(cellID);
auto cellLoc = cell.getlocation();
glm::ivec4 cellLocation(cellLoc.pos.x, cellLoc.pos.y, cellLoc.pos.z, cellLoc.depth);
bool empty = cell.isBrickEmpty() || !cell.hasBrick();
if (empty) {
if (!_showEmptyCells) {
continue;
}
cellLocation.w *= -1.0;
} else if (!empty && !_showVisibleCells) {
continue;
}
cellBounds.push_back(cellLocation);
}
};
drawCellBounds(inSelection.cellSelection.insideCells);
drawCellBounds(inSelection.cellSelection.partialCells);
auto size = cellBounds.size() * sizeof(ivec4);
if (size > _cellBoundsBuffer->getSize()) {
_cellBoundsBuffer->resize(size);
}
_cellBoundsBuffer->setSubData(0, cellBounds);
batch.setInputBuffer(0, _cellBoundsBuffer, 0, sizeof(ivec4));
batch.drawInstanced((uint32_t)cellBounds.size(), gpu::LINES, 24);
// Draw the LOD Reticle
{
float angle = glm::degrees(getPerspectiveAccuracyAngle(args->_sizeScale, args->_boundaryLevelAdjust));
Transform crosshairModel;
crosshairModel.setTranslation(glm::vec3(0.0, 0.0, -1000.0));
crosshairModel.setScale(1000.0f * tanf(glm::radians(angle))); // Scaling at the actual tan of the lod angle => Multiplied by TWO
batch.resetViewTransform();
batch.setModelTransform(crosshairModel);
batch.setPipeline(getDrawLODReticlePipeline());
batch.draw(gpu::TRIANGLE_STRIP, 4, 0);
}
});
}
void DrawItemSelection::run(const RenderContextPointer& renderContext, const ItemSpatialTree::ItemSelection& inSelection) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
auto& scene = renderContext->_scene;
if (!_boundsBufferInside) {
_boundsBufferInside = std::make_shared<gpu::Buffer>(sizeof(render::ItemBound));
}
if (!_boundsBufferInsideSubcell) {
_boundsBufferInsideSubcell = std::make_shared<gpu::Buffer>(sizeof(render::ItemBound));
}
if (!_boundsBufferPartial) {
_boundsBufferPartial = std::make_shared<gpu::Buffer>(sizeof(render::ItemBound));
}
if (!_boundsBufferPartialSubcell) {
_boundsBufferPartialSubcell = std::make_shared<gpu::Buffer>(sizeof(render::ItemBound));
}
gpu::doInBatch("DrawItemSelection::run", args->_context, [&](gpu::Batch& batch) {
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setViewportTransform(args->_viewport);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat, true);
batch.setModelTransform(Transform());
// bind the one gpu::Pipeline we need
batch.setPipeline(getDrawItemBoundPipeline());
auto drawItemBounds = [&](const render::ItemIDs itemIDs, const gpu::BufferPointer buffer) {
render::ItemBounds itemBounds;
for (const auto& itemID : itemIDs) {
auto& item = scene->getItem(itemID);
auto itemBound = item.getBound();
if (!itemBound.isInvalid()) {
itemBounds.emplace_back(itemID, itemBound);
}
}
if (itemBounds.size() > 0) {
buffer->setData(itemBounds.size() * sizeof(render::ItemBound), (const gpu::Byte*) itemBounds.data());
batch.setResourceBuffer(0, buffer);
batch.draw(gpu::LINES, (gpu::uint32) itemBounds.size() * 24, 0);
}
};
if (_showInsideItems) {
drawItemBounds(inSelection.insideItems, _boundsBufferInside);
}
if (_showInsideSubcellItems) {
drawItemBounds(inSelection.insideSubcellItems, _boundsBufferInsideSubcell);
}
if (_showPartialItems) {
drawItemBounds(inSelection.partialItems, _boundsBufferPartial);
}
if (_showPartialSubcellItems) {
drawItemBounds(inSelection.partialSubcellItems, _boundsBufferPartialSubcell);
}
batch.setResourceBuffer(0, 0);
});
}
void DrawItemSelection::run(const SceneContextPointer& sceneContext,
const RenderContextPointer& renderContext, const ItemSpatialTree::ItemSelection& inSelection) {
assert(renderContext->args);
assert(renderContext->args->hasViewFrustum());
RenderArgs* args = renderContext->args;
auto& scene = sceneContext->_scene;
gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
glm::mat4 projMat;
Transform viewMat;
args->getViewFrustum().evalProjectionMatrix(projMat);
args->getViewFrustum().evalViewTransform(viewMat);
batch.setViewportTransform(args->_viewport);
batch.setProjectionTransform(projMat);
batch.setViewTransform(viewMat);
batch.setModelTransform(Transform());
// bind the one gpu::Pipeline we need
batch.setPipeline(getDrawItemBoundPipeline());
if (_showInsideItems) {
for (const auto& itemID : inSelection.insideItems) {
auto& item = scene->getItem(itemID);
auto itemBound = item.getBound();
auto itemCell = scene->getSpatialTree().getCellLocation(item.getCell());
glm::ivec4 cellLocation(0, 0, 0, itemCell.depth);
batch._glUniform4iv(_drawCellLocationLoc, 1, ((const int*)(&cellLocation)));
batch._glUniform3fv(_drawItemBoundPosLoc, 1, (const float*)(&itemBound.getCorner()));
batch._glUniform3fv(_drawItemBoundDimLoc, 1, (const float*)(&itemBound.getScale()));
batch.draw(gpu::LINES, 24, 0);
}
}
if (_showInsideSubcellItems) {
for (const auto& itemID : inSelection.insideSubcellItems) {
auto& item = scene->getItem(itemID);
auto itemBound = item.getBound();
auto itemCell = scene->getSpatialTree().getCellLocation(item.getCell());
glm::ivec4 cellLocation(0, 0, 1, itemCell.depth);
batch._glUniform4iv(_drawCellLocationLoc, 1, ((const int*)(&cellLocation)));
batch._glUniform3fv(_drawItemBoundPosLoc, 1, (const float*)(&itemBound.getCorner()));
batch._glUniform3fv(_drawItemBoundDimLoc, 1, (const float*)(&itemBound.getScale()));
batch.draw(gpu::LINES, 24, 0);
}
}
if (_showPartialItems) {
for (const auto& itemID : inSelection.partialItems) {
auto& item = scene->getItem(itemID);
auto itemBound = item.getBound();
auto itemCell = scene->getSpatialTree().getCellLocation(item.getCell());
glm::ivec4 cellLocation(0, 0, 0, itemCell.depth);
batch._glUniform4iv(_drawCellLocationLoc, 1, ((const int*)(&cellLocation)));
batch._glUniform3fv(_drawItemBoundPosLoc, 1, (const float*)(&itemBound.getCorner()));
batch._glUniform3fv(_drawItemBoundDimLoc, 1, (const float*)(&itemBound.getScale()));
batch.draw(gpu::LINES, 24, 0);
}
}
if (_showPartialSubcellItems) {
for (const auto& itemID : inSelection.partialSubcellItems) {
auto& item = scene->getItem(itemID);
auto itemBound = item.getBound();
auto itemCell = scene->getSpatialTree().getCellLocation(item.getCell());
glm::ivec4 cellLocation(0, 0, 1, itemCell.depth);
batch._glUniform4iv(_drawCellLocationLoc, 1, ((const int*)(&cellLocation)));
batch._glUniform3fv(_drawItemBoundPosLoc, 1, (const float*)(&itemBound.getCorner()));
batch._glUniform3fv(_drawItemBoundDimLoc, 1, (const float*)(&itemBound.getScale()));
batch.draw(gpu::LINES, 24, 0);
}
}
});
}