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Drawable Renderer (#1570), order drawables

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This commit is contained in:
Tim Sylvester
2023-05-02 13:54:50 -07:00
committed by Bart Louwers
parent caee9cc12f
commit 4af4491626
8 changed files with 92 additions and 33 deletions
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30
src/mbgl/renderer/renderer_impl.cpp
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@@ -89,6 +89,23 @@ void Renderer::Impl::render(const RenderTree& renderTree) {
// Run changes
orchestrator.processChanges();
// Collect drawables
std::vector<gfx::DrawablePtr> drawables(orchestrator.getDrawables().size());
std::transform(orchestrator.getDrawables().begin(),
orchestrator.getDrawables().end(),
drawables.begin(),
std::bind(&RenderOrchestrator::DrawableMap::value_type::second));
// Run tweakers to update any dynamic elements
for (auto& drawable : drawables) {
for (auto& tweaker : drawable->getTweakers()) {
tweaker->execute(*drawable, parameters);
}
}
// Sort the drawables
std::sort(drawables.begin(), drawables.end(), gfx::DrawablePtrLessByLayer(/*descending=*/true));
// - UPLOAD PASS -------------------------------------------------------------------------------
// Uploads all required buffers and images before we do any actual rendering.
{
@@ -105,13 +122,8 @@ void Renderer::Impl::render(const RenderTree& renderTree) {
renderTree.getLineAtlas().upload(*uploadPass);
renderTree.getPatternAtlas().upload(*uploadPass);
for (const auto& pair : orchestrator.getDrawables()) {
auto& drawable = *pair.second;
// Run tweakers to update any dynamic elements
for (auto& tweaker : drawable.getTweakers()) {
tweaker->execute(drawable, parameters);
}
for (const auto& drawPtr : drawables) {
auto& drawable = *drawPtr;
auto& drawableGL = static_cast<gl::DrawableGL&>(drawable);
auto& shader = drawable.getShader();
@@ -198,8 +210,8 @@ void Renderer::Impl::render(const RenderTree& renderTree) {
parameters.depthRangeSize = 1 - (1 + 2) * parameters.numSublayers * parameters.depthEpsilon;
const auto debugGroup(parameters.renderPass->createDebugGroup("drawables"));
for (const auto& pair : orchestrator.getDrawables()) {
const auto& drawable = *pair.second;
for (const auto& drawPtr : drawables) {
auto& drawable = *drawPtr;
if (!context.setupDraw(parameters, drawable)) {
continue;