63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
#include <mbgl/mtl/uniform_buffer.hpp>
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#include <mbgl/mtl/render_pass.hpp>
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#include <mbgl/mtl/context.hpp>
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#include <mbgl/shaders/layer_ubo.hpp>
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#include <mbgl/util/logging.hpp>
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#include <cassert>
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namespace mbgl {
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namespace mtl {
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UniformBuffer::UniformBuffer(BufferResource&& buffer_)
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: gfx::UniformBuffer(buffer_.getSizeInBytes()),
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buffer(std::move(buffer_)) {
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buffer.getContext().renderingStats().numUniformBuffers++;
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buffer.getContext().renderingStats().memUniformBuffers += size;
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}
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UniformBuffer::UniformBuffer(UniformBuffer&& other)
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: gfx::UniformBuffer(std::move(other)),
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buffer(std::move(other.buffer)) {}
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UniformBuffer::~UniformBuffer() {
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buffer.getContext().renderingStats().numUniformBuffers--;
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buffer.getContext().renderingStats().memUniformBuffers -= size;
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}
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void UniformBuffer::update(const void* data, std::size_t dataSize) {
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assert(dataSize <= size);
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if (dataSize > size || dataSize > buffer.getSizeInBytes()) {
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Log::Error(Event::General,
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"Mismatched size given to UBO update, expected max " + std::to_string(size) + ", got " +
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std::to_string(dataSize));
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return;
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}
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buffer.getContext().renderingStats().numUniformUpdates++;
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buffer.getContext().renderingStats().uniformUpdateBytes += dataSize;
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buffer.update(data, dataSize, /*offset=*/0);
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}
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void UniformBufferArray::bindMtl(RenderPass& renderPass) const noexcept {
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for (size_t id = 0; id < allocatedSize(); id++) {
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const auto& uniformBuffer = get(id);
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if (!uniformBuffer) continue;
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const auto& buffer = static_cast<UniformBuffer&>(*uniformBuffer.get());
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const auto& resource = buffer.getBufferResource();
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if (id != shaders::idDrawableReservedFragmentOnlyUBO) {
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renderPass.bindVertex(resource, 0, id);
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}
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if (id != shaders::idDrawableReservedVertexOnlyUBO) {
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renderPass.bindFragment(resource, 0, id);
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}
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}
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}
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void UniformBufferArray::bind(gfx::RenderPass& renderPass) {
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bindMtl(static_cast<RenderPass&>(renderPass));
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}
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} // namespace mtl
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} // namespace mbgl
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