Files
rogue/source/rogue.cpp
2026-04-17 00:22:27 -03:00

141 lines
4.6 KiB
C++

#include "rogue.hpp"
#include "vuk/ImageAttachment.hpp"
#include "vuk/RenderGraph.hpp"
#include "vuk/Types.hpp"
#include "vuk/Value.hpp"
#include "vuk/runtime/CommandBuffer.hpp"
#include "vuk/runtime/vk/Allocator.hpp"
#include "vuk/runtime/vk/DeviceFrameResource.hpp"
#include "vuk/runtime/vk/Image.hpp"
#include "vuk/runtime/vk/VkRuntime.hpp"
#include "vuk/vsl/Core.hpp"
#include <backends/imgui_impl_glfw.h>
#include <vuk/extra/ImGuiIntegration.hpp>
#include <vuk/runtime/vk/Pipeline.hpp>
#include <vuk/runtime/vk/PipelineTypes.hpp>
#include <vuk/vsl/BindlessArray.hpp>
[[nodiscard]] auto composite() {
return vuk::make_pass("composite", [](vuk::CommandBuffer &command_buffer,
VUK_IA(vuk::eColorWrite) target) {
command_buffer.bind_graphics_pipeline("test")
.set_dynamic_state(vuk::DynamicStateFlagBits::eScissor |
vuk::DynamicStateFlagBits::eViewport)
.set_viewport(0, vuk::Rect2D::framebuffer())
.set_scissor(0, vuk::Rect2D::framebuffer())
.set_rasterization({})
.set_depth_stencil({
.depthTestEnable = false,
.depthWriteEnable = false,
.depthCompareOp = vuk::CompareOp::eLess,
})
.set_color_blend(target, {})
.draw(3, 1, 0, 0);
return std::make_tuple(std::move(target));
});
}
namespace rog {
rogue::rogue(logger *log)
: log(log), display(&user_input, {1920, 1080}, "Rogue PT"),
context(&display), shader_compiler("../assets/shaders") {
create_pipelines();
if (!context.rtx_supported) {
log->warn("rtx is not supported on {}. inline ray tracing and ray tracing "
"pipeline will not be available",
context.gpu_name);
}
IMGUI_CHECKVERSION();
ImGui::CreateContext();
ImGui_ImplGlfw_InitForOther(display.raw(), true);
imgui_data = vuk::extra::ImGui_ImplVuk_Init(context.superframe_allocator);
}
void rogue::stop() { close_requested = true; }
void rogue::do_tick() {
auto [frame_allocator, frame_target] = get_next_frame_resources();
std::tie(frame_target) = composite()(std::move(frame_target));
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
ImGui::Begin("Test");
ImGui::Text("Hello World!");
ImGui::End();
ImGui::Render();
frame_target = vuk::extra::ImGui_ImplVuk_Render(
frame_allocator, std::move(frame_target), imgui_data);
auto entire_thing = vuk::enqueue_presentation(frame_target);
entire_thing.submit(frame_allocator, context.compiler);
}
void rogue::run() {
while (!close_requested.load() && !display.should_close()) {
do_tick();
display.poll_events();
}
}
vuk::PipelineBaseCreateInfo
rogue::create_compute_pipeline(std::string_view comp_module,
std::string_view comp_entry) {
const auto comp_bytes = shader_compiler.compile(comp_module, comp_entry);
auto pipeline_info = vuk::PipelineBaseCreateInfo();
pipeline_info.add_spirv(comp_bytes, comp_module.data(), comp_entry.data());
return pipeline_info;
}
vuk::PipelineBaseCreateInfo rogue::create_graphics_pipeline(
std::string_view vs_module, std::string_view vs_entry,
std::string_view fs_module, std::string_view fs_entry) {
const auto vs_bytes = shader_compiler.compile(vs_module, vs_entry);
const auto fs_bytes = shader_compiler.compile(fs_module, fs_entry);
auto pipeline_info = vuk::PipelineBaseCreateInfo();
pipeline_info.add_spirv(vs_bytes, vs_module.data(), vs_entry.data());
pipeline_info.add_spirv(fs_bytes, fs_module.data(), fs_entry.data());
return pipeline_info;
}
vuk::PipelineBaseCreateInfo
rogue::create_graphics_pipeline(std::string_view module_name) {
return create_graphics_pipeline(module_name, "vert_main", module_name,
"frag_main");
}
void rogue::create_pipelines() {
log->debug("creating pipelines");
context.runtime.create_named_pipeline("test",
create_graphics_pipeline("test.slang"));
log->debug("created pipelines");
}
vuk::Value<vuk::ImageAttachment> rogue::get_swap_target() {
auto imported_swapchain = vuk::acquire_swapchain(context.swapchain);
auto swapchain_image =
vuk::acquire_next_image("swp_img", std::move(imported_swapchain));
return vuk::clear_image(std::move(swapchain_image),
vuk::ClearColor{0.0f, 0.0f, 1.0f, 1.0f});
}
rogue::vuk_frame_resources rogue::get_next_frame_resources() {
auto &frame_resource = context.superframe_resource.get_next_frame();
context.runtime.next_frame();
return {
.allocator = vuk::Allocator(frame_resource),
.swap_target = get_swap_target(),
};
}
} // namespace rog