mirror of https://github.com/AxioDL/metaforce.git
417 lines
17 KiB
C++
417 lines
17 KiB
C++
#include "ImGuiEngine.hpp"
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#include "athena/Compression.hpp"
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#include "hecl/Pipeline.hpp"
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#include "hecl/VertexBufferPool.hpp"
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#define STBI_NO_STDIO
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#define STB_IMAGE_STATIC
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#define STB_IMAGE_IMPLEMENTATION
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#define STBI_ONLY_PNG
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#include "stb_image.h"
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#include "Runtime/GameGlobalObjects.hpp"
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#include "Runtime/Input/CInputGenerator.hpp"
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#include <zeus/CMatrix4f.hpp>
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extern "C" const uint8_t NOTO_MONO_FONT[];
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extern "C" const size_t NOTO_MONO_FONT_SZ;
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extern "C" const size_t NOTO_MONO_FONT_DECOMPRESSED_SZ;
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extern "C" const uint8_t METAFORCE_ICON[];
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extern "C" const size_t METAFORCE_ICON_SZ;
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namespace metaforce {
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static logvisor::Module Log{"ImGuiEngine"};
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struct ImGuiEngine::Input ImGuiEngine::Input;
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static boo::IGraphicsDataFactory* m_factory;
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static boo::IWindow* m_window;
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static boo::ObjToken<boo::IShaderPipeline> ShaderPipeline;
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static boo::ObjToken<boo::IGraphicsBufferD> VertexBuffer;
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static boo::ObjToken<boo::IGraphicsBufferD> IndexBuffer;
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static boo::ObjToken<boo::IGraphicsBufferD> UniformBuffer;
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static std::array<boo::ObjToken<boo::IShaderDataBinding>, ImGuiUserTextureID_MAX> ShaderDataBindings;
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static std::array<boo::ObjToken<boo::ITextureS>, ImGuiUserTextureID_MAX> Textures;
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static boo::SWindowRect WindowRect;
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struct Uniform {
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zeus::CMatrix4f xf;
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};
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static size_t VertexBufferSize = 5000;
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static size_t IndexBufferSize = 5000;
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const char* getClipboardText(void* userData) {
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static ImVector<char> ClipboardBuf;
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size_t sz = 0;
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const auto data = static_cast<boo::IWindow*>(userData)->clipboardPaste(boo::EClipboardType::String, sz);
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ClipboardBuf.resize(int(sz));
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strncpy(ClipboardBuf.Data, reinterpret_cast<const char*>(data.get()), sz);
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return ClipboardBuf.Data;
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}
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void setClipboardText(void* userData, const char* text) {
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const auto* data = reinterpret_cast<const uint8_t*>(text);
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static_cast<boo::IWindow*>(userData)->clipboardCopy(boo::EClipboardType::String, data, strlen(text));
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}
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ImFont* ImGuiEngine::fontNormal;
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ImFont* ImGuiEngine::fontLarge;
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void ImGuiEngine::Initialize(boo::IGraphicsDataFactory* factory, boo::IWindow* window, float scale) {
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m_factory = factory;
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m_window = window;
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WindowRect = window->getWindowFrame();
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ImGui::CreateContext();
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ImGuiIO& io = ImGui::GetIO();
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io.BackendFlags |= ImGuiBackendFlags_RendererHasVtxOffset;
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io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors;
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io.GetClipboardTextFn = getClipboardText;
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io.SetClipboardTextFn = setClipboardText;
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io.ClipboardUserData = window;
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io.KeyMap[ImGuiKey_Tab] = 256 + static_cast<int>(boo::ESpecialKey::Tab);
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io.KeyMap[ImGuiKey_LeftArrow] = 256 + static_cast<int>(boo::ESpecialKey::Left);
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io.KeyMap[ImGuiKey_RightArrow] = 256 + static_cast<int>(boo::ESpecialKey::Right);
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io.KeyMap[ImGuiKey_UpArrow] = 256 + static_cast<int>(boo::ESpecialKey::Up);
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io.KeyMap[ImGuiKey_DownArrow] = 256 + static_cast<int>(boo::ESpecialKey::Down);
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io.KeyMap[ImGuiKey_PageUp] = 256 + static_cast<int>(boo::ESpecialKey::PgUp);
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io.KeyMap[ImGuiKey_PageDown] = 256 + static_cast<int>(boo::ESpecialKey::PgDown);
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io.KeyMap[ImGuiKey_Home] = 256 + static_cast<int>(boo::ESpecialKey::Home);
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io.KeyMap[ImGuiKey_End] = 256 + static_cast<int>(boo::ESpecialKey::End);
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io.KeyMap[ImGuiKey_Insert] = 256 + static_cast<int>(boo::ESpecialKey::Insert);
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io.KeyMap[ImGuiKey_Delete] = 256 + static_cast<int>(boo::ESpecialKey::Delete);
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io.KeyMap[ImGuiKey_Backspace] = 256 + static_cast<int>(boo::ESpecialKey::Backspace);
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io.KeyMap[ImGuiKey_Space] = ' ';
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io.KeyMap[ImGuiKey_Enter] = 256 + static_cast<int>(boo::ESpecialKey::Enter);
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io.KeyMap[ImGuiKey_Escape] = 256 + static_cast<int>(boo::ESpecialKey::Esc);
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io.KeyMap[ImGuiKey_A] = 'a'; // for text edit CTRL+A: select all
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io.KeyMap[ImGuiKey_C] = 'c'; // for text edit CTRL+C: copy
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io.KeyMap[ImGuiKey_V] = 'v'; // for text edit CTRL+V: paste
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io.KeyMap[ImGuiKey_X] = 'x'; // for text edit CTRL+X: cut
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io.KeyMap[ImGuiKey_Y] = 'y'; // for text edit CTRL+Y: redo
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io.KeyMap[ImGuiKey_Z] = 'z'; // for text edit CTRL+Z: undo
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auto* fontData = new uint8_t[NOTO_MONO_FONT_DECOMPRESSED_SZ];
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athena::io::Compression::decompressZlib(static_cast<const atUint8*>(NOTO_MONO_FONT), atUint32(NOTO_MONO_FONT_SZ),
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fontData, NOTO_MONO_FONT_DECOMPRESSED_SZ);
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int iconWidth = 0;
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int iconHeight = 0;
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auto* metaforceIcon = stbi_load_from_memory(static_cast<const stbi_uc*>(METAFORCE_ICON), int(METAFORCE_ICON_SZ),
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&iconWidth, &iconHeight, nullptr, 4);
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int width = 0;
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int height = 0;
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unsigned char* pixels = nullptr;
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ImFontConfig fontConfig{};
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fontConfig.FontData = fontData;
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fontConfig.FontDataSize = int(NOTO_MONO_FONT_DECOMPRESSED_SZ);
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fontConfig.SizePixels = std::floor(14.f * scale);
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snprintf(static_cast<char*>(fontConfig.Name), sizeof(fontConfig.Name), "Noto Mono Regular, %dpx",
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static_cast<int>(fontConfig.SizePixels));
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fontNormal = io.Fonts->AddFont(&fontConfig);
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fontConfig.FontDataOwnedByAtlas = false; // first one took ownership
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fontConfig.SizePixels = std::floor(24.f * scale);
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snprintf(static_cast<char*>(fontConfig.Name), sizeof(fontConfig.Name), "Noto Mono Regular, %dpx",
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static_cast<int>(fontConfig.SizePixels));
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fontLarge = io.Fonts->AddFont(&fontConfig);
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io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height);
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factory->commitTransaction([&](boo::IGraphicsDataFactory::Context& ctx) {
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ShaderPipeline = hecl::conv->convert(Shader_ImGuiShader{});
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Textures[ImGuiUserTextureID_Atlas] = ctx.newStaticTexture(
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width, height, 1, boo::TextureFormat::RGBA8, boo::TextureClampMode::ClampToEdge, pixels, width * height * 4);
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Textures[ImGuiUserTextureID_MetaforceIcon] =
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ctx.newStaticTexture(iconWidth, iconHeight, 1, boo::TextureFormat::RGBA8, boo::TextureClampMode::ClampToEdge,
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metaforceIcon, iconWidth * iconHeight * 4);
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VertexBuffer = ctx.newDynamicBuffer(boo::BufferUse::Vertex, sizeof(ImDrawVert), VertexBufferSize);
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IndexBuffer = ctx.newDynamicBuffer(boo::BufferUse::Index, sizeof(ImDrawIdx), IndexBufferSize);
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UniformBuffer = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(Uniform), 1);
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BuildShaderDataBindings(ctx);
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return true;
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} BooTrace);
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io.Fonts->SetTexID(ImGuiUserTextureID_Atlas);
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ImGui::GetStyle().ScaleAllSizes(scale);
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}
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void ImGuiEngine::Shutdown() {
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ImGui::DestroyContext();
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for (auto& item : ShaderDataBindings) {
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item.reset();
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}
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for (auto& item : Textures) {
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item.reset();
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}
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VertexBuffer.reset();
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IndexBuffer.reset();
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UniformBuffer.reset();
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ShaderPipeline.reset();
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}
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void ImGuiEngine::Begin(float dt, float scale) {
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ImGuiIO& io = ImGui::GetIO();
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io.DeltaTime = dt;
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io.DisplaySize.x = float(WindowRect.size[0]);
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io.DisplaySize.y = float(WindowRect.size[1]);
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io.DisplayFramebufferScale = ImVec2{scale, scale};
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if (Input.m_mouseIn) {
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io.MousePos = ImVec2{float(Input.m_mousePos.pixel[0]), float(WindowRect.size[1] - Input.m_mousePos.pixel[1])};
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} else {
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io.MousePos = ImVec2{-FLT_MAX, -FLT_MAX};
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}
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memcpy(static_cast<bool*>(io.MouseDown), Input.m_mouseButtons.data(), sizeof(io.MouseDown));
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float scrollDelta = float(Input.m_scrollDelta.delta[1]) / scale;
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float scrollDeltaH = float(Input.m_scrollDelta.delta[0]) / scale;
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if (Input.m_scrollDelta.isAccelerated) {
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scrollDelta /= 10.f;
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scrollDeltaH /= 10.f;
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}
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io.MouseWheel = scrollDelta;
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io.MouseWheelH = scrollDeltaH;
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Input.m_scrollDelta.zeroOut();
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io.KeyCtrl = True(Input.m_modifiers & boo::EModifierKey::Ctrl);
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io.KeyShift = True(Input.m_modifiers & boo::EModifierKey::Shift);
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io.KeyAlt = True(Input.m_modifiers & boo::EModifierKey::Alt);
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io.KeySuper = True(Input.m_modifiers & boo::EModifierKey::Command);
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memcpy(static_cast<bool*>(io.KeysDown), Input.m_keys.data(), sizeof(io.KeysDown));
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#if 0
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if (g_InputGenerator != nullptr) {
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auto input = g_InputGenerator->GetLastInput();
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if (input.x4_controllerIdx == 0) {
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io.NavInputs[ImGuiNavInput_Activate] = input.DA();
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io.NavInputs[ImGuiNavInput_Cancel] = input.DB();
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io.NavInputs[ImGuiNavInput_DpadLeft] = input.DDPLeft() || input.DLALeft();
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io.NavInputs[ImGuiNavInput_DpadRight] = input.DDPRight() || input.DLARight();
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io.NavInputs[ImGuiNavInput_DpadUp] = input.DDPUp() || input.DLAUp();
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io.NavInputs[ImGuiNavInput_DpadDown] = input.DDPDown() || input.DLADown();
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io.NavInputs[ImGuiNavInput_LStickLeft] = input.ALALeft();
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io.NavInputs[ImGuiNavInput_LStickRight] = input.ALARight();
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io.NavInputs[ImGuiNavInput_LStickUp] = input.ALAUp();
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io.NavInputs[ImGuiNavInput_LStickDown] = input.ALADown();
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}
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}
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#endif
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for (const auto c : ImGuiEngine::Input.m_charCodes) {
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io.AddInputCharacter(c);
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}
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ImGuiEngine::Input.m_charCodes.clear();
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ImGuiWindowCallback::m_mouseCaptured = io.WantCaptureMouse;
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ImGuiWindowCallback::m_keyboardCaptured = io.WantCaptureKeyboard;
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switch (ImGui::GetMouseCursor()) {
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default:
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m_window->setCursor(boo::EMouseCursor::Pointer);
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break;
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case ImGuiMouseCursor_TextInput:
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m_window->setCursor(boo::EMouseCursor::IBeam);
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break;
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case ImGuiMouseCursor_ResizeNS:
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m_window->setCursor(boo::EMouseCursor::VerticalArrow);
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break;
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case ImGuiMouseCursor_ResizeEW:
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m_window->setCursor(boo::EMouseCursor::HorizontalArrow);
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break;
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case ImGuiMouseCursor_ResizeNESW:
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m_window->setCursor(boo::EMouseCursor::BottomLeftArrow);
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break;
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case ImGuiMouseCursor_ResizeNWSE:
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m_window->setCursor(boo::EMouseCursor::BottomRightArrow);
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break;
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case ImGuiMouseCursor_Hand:
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m_window->setCursor(boo::EMouseCursor::Hand);
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break;
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case ImGuiMouseCursor_NotAllowed:
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m_window->setCursor(boo::EMouseCursor::NotAllowed);
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break;
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}
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ImGui::NewFrame();
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}
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void ImGuiEngine::End() {
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ImGui::EndFrame();
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ImGui::Render();
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ImDrawData* drawData = ImGui::GetDrawData();
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float L = drawData->DisplayPos.x;
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float R = drawData->DisplayPos.x + drawData->DisplaySize.x;
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float T = drawData->DisplayPos.y;
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float B = drawData->DisplayPos.y + drawData->DisplaySize.y;
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float N = 0.f;
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float F = 1.f;
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zeus::CMatrix4f projXf = zeus::CMatrix4f{
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zeus::CVector4f{2.0f / (R - L), 0.0f, 0.0f, 0.0f},
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zeus::CVector4f{0.0f, 2.0f / (T - B), 0.0f, 0.0f},
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zeus::CVector4f{0.0f, 0.0f, 1 / (F - N), 0.0f},
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zeus::CVector4f{(R + L) / (L - R), (T + B) / (B - T), N / (F - N), 1.0f},
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};
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m_factory->commitTransaction([&](boo::IGraphicsDataFactory::Context& ctx) {
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bool rebind = false;
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if (drawData->TotalIdxCount > IndexBufferSize) {
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Log.report(logvisor::Info, FMT_STRING(_SYS_STR("Resizing index buffer from {} to {}")), IndexBufferSize,
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drawData->TotalIdxCount);
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IndexBuffer = ctx.newDynamicBuffer(boo::BufferUse::Index, sizeof(ImDrawIdx), drawData->TotalIdxCount);
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IndexBufferSize = drawData->TotalIdxCount;
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rebind = true;
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}
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if (drawData->TotalVtxCount > VertexBufferSize) {
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Log.report(logvisor::Info, FMT_STRING(_SYS_STR("Resizing vertex buffer from {} to {}")), VertexBufferSize,
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drawData->TotalVtxCount);
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VertexBuffer = ctx.newDynamicBuffer(boo::BufferUse::Vertex, sizeof(ImDrawVert), drawData->TotalVtxCount);
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VertexBufferSize = drawData->TotalVtxCount;
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rebind = true;
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}
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if (rebind) {
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BuildShaderDataBindings(ctx);
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}
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UniformBuffer->load(&projXf, sizeof(Uniform));
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auto* vtxBuf = static_cast<ImDrawVert*>(VertexBuffer->map(drawData->TotalVtxCount * sizeof(ImDrawVert)));
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auto* idxBuf = static_cast<ImDrawIdx*>(IndexBuffer->map(drawData->TotalIdxCount * sizeof(ImDrawIdx)));
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for (int i = 0; i < drawData->CmdListsCount; ++i) {
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const auto* cmdList = drawData->CmdLists[i];
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int vtxBufferSz = cmdList->VtxBuffer.size();
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int idxBufferSz = cmdList->IdxBuffer.size();
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memcpy(vtxBuf, cmdList->VtxBuffer.begin(), vtxBufferSz * sizeof(ImDrawVert));
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memcpy(idxBuf, cmdList->IdxBuffer.begin(), idxBufferSz * sizeof(ImDrawIdx));
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vtxBuf += vtxBufferSz;
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idxBuf += idxBufferSz;
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}
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VertexBuffer->unmap();
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IndexBuffer->unmap();
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return true;
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} BooTrace);
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}
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void ImGuiEngine::Draw(boo::IGraphicsCommandQueue* gfxQ) {
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ImDrawData* drawData = ImGui::GetDrawData();
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boo::SWindowRect viewportRect = WindowRect;
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int viewportHeight = viewportRect.size[1];
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viewportRect.location = {0, 0};
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if (m_factory->platform() == boo::IGraphicsDataFactory::Platform::Vulkan) {
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viewportRect.location[1] = viewportHeight;
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viewportRect.size[1] = -viewportHeight;
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}
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gfxQ->setViewport(viewportRect);
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size_t idxOffset = 0;
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size_t vtxOffset = 0;
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size_t currentTextureID = ImGuiUserTextureID_MAX;
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for (int i = 0; i < drawData->CmdListsCount; ++i) {
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const auto* cmdList = drawData->CmdLists[i];
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for (const auto& drawCmd : cmdList->CmdBuffer) {
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if (currentTextureID != drawCmd.TextureId) {
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currentTextureID = drawCmd.TextureId;
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gfxQ->setShaderDataBinding(ShaderDataBindings[currentTextureID]);
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}
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if (drawCmd.UserCallback != nullptr) {
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drawCmd.UserCallback(cmdList, &drawCmd);
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continue;
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}
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ImVec2 pos = drawData->DisplayPos;
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int clipX = static_cast<int>(drawCmd.ClipRect.x - pos.x);
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int clipY = static_cast<int>(drawCmd.ClipRect.y - pos.y);
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int clipW = static_cast<int>(drawCmd.ClipRect.z - pos.x) - clipX;
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int clipH = static_cast<int>(drawCmd.ClipRect.w - pos.y) - clipY;
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boo::SWindowRect clipRect{clipX, clipY, clipW, clipH};
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if (m_factory->platform() == boo::IGraphicsDataFactory::Platform::Vulkan ||
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m_factory->platform() == boo::IGraphicsDataFactory::Platform::Metal) {
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clipRect.location[1] = viewportHeight - clipRect.location[1] - clipRect.size[1];
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}
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gfxQ->setScissor(clipRect);
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gfxQ->drawIndexed(idxOffset + drawCmd.IdxOffset, drawCmd.ElemCount, vtxOffset + drawCmd.VtxOffset);
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}
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idxOffset += cmdList->IdxBuffer.size();
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vtxOffset += cmdList->VtxBuffer.size();
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}
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}
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void ImGuiEngine::BuildShaderDataBindings(boo::IGraphicsDataFactory::Context& ctx) {
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std::array<boo::ObjToken<boo::IGraphicsBuffer>, 1> uniforms = {UniformBuffer.get()};
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std::array<boo::PipelineStage, uniforms.size()> unistages = {boo::PipelineStage::Vertex};
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std::array<size_t, uniforms.size()> unioffs{0};
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std::array<size_t, uniforms.size()> unisizes{sizeof(Uniform)};
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for (int i = 0; i < ImGuiUserTextureID_MAX; ++i) {
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std::array<boo::ObjToken<boo::ITexture>, 1> texs{Textures[i].get()};
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ShaderDataBindings[i] = ctx.newShaderDataBinding(ShaderPipeline, VertexBuffer.get(), nullptr, IndexBuffer.get(),
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uniforms.size(), uniforms.data(), unistages.data(), unioffs.data(),
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unisizes.data(), texs.size(), texs.data(), nullptr, nullptr);
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}
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}
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bool ImGuiWindowCallback::m_mouseCaptured = false;
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bool ImGuiWindowCallback::m_keyboardCaptured = false;
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void ImGuiWindowCallback::mouseDown(const boo::SWindowCoord& coord, boo::EMouseButton button, boo::EModifierKey mods) {
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ImGuiEngine::Input.m_mousePos = coord;
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if (button != boo::EMouseButton::None) {
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ImGuiEngine::Input.m_mouseButtons[static_cast<size_t>(button) - 1] = true;
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}
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ImGuiEngine::Input.m_modifiers = mods;
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}
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void ImGuiWindowCallback::mouseUp(const boo::SWindowCoord& coord, boo::EMouseButton button, boo::EModifierKey mods) {
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ImGuiEngine::Input.m_mousePos = coord;
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if (button != boo::EMouseButton::None) {
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ImGuiEngine::Input.m_mouseButtons[static_cast<size_t>(button) - 1] = false;
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}
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ImGuiEngine::Input.m_modifiers = mods;
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}
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void ImGuiWindowCallback::mouseMove(const boo::SWindowCoord& coord) { ImGuiEngine::Input.m_mousePos = coord; }
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void ImGuiWindowCallback::mouseEnter(const boo::SWindowCoord& coord) {
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ImGuiEngine::Input.m_mouseIn = true;
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ImGuiEngine::Input.m_mousePos = coord;
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}
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void ImGuiWindowCallback::mouseLeave(const boo::SWindowCoord& coord) {
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ImGuiEngine::Input.m_mouseIn = false;
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ImGuiEngine::Input.m_mousePos = coord;
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}
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void ImGuiWindowCallback::scroll(const boo::SWindowCoord& coord, const boo::SScrollDelta& scroll) {
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ImGuiEngine::Input.m_mousePos = coord;
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ImGuiEngine::Input.m_scrollDelta += scroll;
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}
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void ImGuiWindowCallback::charKeyDown(unsigned long charCode, boo::EModifierKey mods, bool isRepeat) {
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if (charCode < 256) {
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ImGuiEngine::Input.m_keys[charCode] = true;
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}
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ImGuiEngine::Input.m_charCodes.push_back(charCode);
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ImGuiEngine::Input.m_modifiers = mods;
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}
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void ImGuiWindowCallback::charKeyUp(unsigned long charCode, boo::EModifierKey mods) {
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if (charCode < 256) {
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ImGuiEngine::Input.m_keys[charCode] = false;
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|
}
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ImGuiEngine::Input.m_modifiers = mods;
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}
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void ImGuiWindowCallback::specialKeyDown(boo::ESpecialKey key, boo::EModifierKey mods, bool isRepeat) {
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ImGuiEngine::Input.m_keys[256 + static_cast<int>(key)] = true;
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ImGuiEngine::Input.m_modifiers = mods;
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}
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|
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void ImGuiWindowCallback::specialKeyUp(boo::ESpecialKey key, boo::EModifierKey mods) {
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ImGuiEngine::Input.m_keys[256 + static_cast<int>(key)] = false;
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ImGuiEngine::Input.m_modifiers = mods;
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}
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void ImGuiWindowCallback::resized(const boo::SWindowRect& rect, bool sync) { WindowRect = rect; }
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} // namespace metaforce
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