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Code Issues 144 Wiki Activity

Replace cubemap scenery reflections with SSR, add Vulkan ray traced reflections

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This commit is contained in:
Hirek
2026-10-25 13:54:49 +01:00
parent 89f11895fc
commit f20b1a3071
45 changed files with 2725 additions and 174 deletions
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19
rendering/vulkan14/vulkan14geometry.cpp
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@@ -11,6 +11,8 @@ http://mozilla.org/MPL/2.0/.
#include "rendering/vulkan14/vulkan14geometry.h"
#include "rendering/vulkan14/vulkan14texture.h"
#include <atomic>
namespace vk14
{
@@ -20,6 +22,9 @@ namespace
// what opengl reads for the user data of a vertex without any (the attribute isn't given)
gfx::vertex_userdata const no_userdata{glm::vec4{0.f, 0.f, 0.f, 1.f}};
// the numbers the data of the banks get, unique across the banks (a bank made where another one was gets a new one)
std::atomic<std::uint64_t> g_generation{0};
} // namespace
VkPrimitiveTopology topology_of(unsigned int const Type)
@@ -140,6 +145,7 @@ bool vulkan14_geometrybank::build()
}
place.indexcount = static_cast<std::uint32_t>(indices.size()) - place.indexfirst;
place.dirty = false;
place.generation = ++g_generation;
}
m_layoutdirty = false;
m_chunksdirty = false;
@@ -150,9 +156,11 @@ bool vulkan14_geometrybank::build()
auto &memory{*m_resources.memory};
auto &uploads{*m_resources.uploads};
// with the ray tracing the vertices and the indices are built into acceleration structures, and the shading reads them
auto const raytracing{m_resources.raytracing ? (VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT | VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_BUILD_INPUT_READ_ONLY_BIT_KHR) : 0};
auto const make = [&](std::shared_ptr<buffer> &Buffer, void const *Data, VkDeviceSize const Size, VkBufferUsageFlags const Usage, char const *Name) {
Buffer = std::make_shared<buffer>();
if ((false == Buffer->create(memory, Size, Usage | VK_BUFFER_USAGE_TRANSFER_DST_BIT, memory_kind::device, Name)) || (false == uploads.upload_buffer(Buffer, Data, Size)))
if ((false == Buffer->create(memory, Size, Usage | VK_BUFFER_USAGE_TRANSFER_DST_BIT | raytracing, memory_kind::device, Name)) || (false == uploads.upload_buffer(Buffer, Data, Size)))
{
Buffer.reset();
return false;
@@ -196,6 +204,7 @@ void vulkan14_geometrybank::update()
continue;
}
place.dirty = false;
place.generation = ++g_generation;
auto const &chunk{m_chunks[i]};
gpu_vertices(chunk, vertices, userdata);
vertexparts.emplace_back(place.vertexfirst * sizeof(gfx::basic_vertex), place.vertexcount * sizeof(gfx::basic_vertex));
@@ -245,6 +254,14 @@ bool vulkan14_geometrybank::source(gfx::geometry_handle const &Geometry, chunk_s
Source.vertices = m_vertices->handle();
Source.userdata = m_userdata->handle();
Source.topology = topology_of(m_chunks[index].type);
Source.vertexfirst = place.vertexfirst;
Source.vertexcount = place.vertexcount;
Source.generation = place.generation;
if (m_resources.raytracing)
{
Source.vertex_address = m_vertices->address();
Source.index_address = (m_indices ? m_indices->address() : 0);
}
if (place.indexcount > 0)
{
Source.indices = m_indices->handle();