I hyper-focued on refactoring again

- I put a cool-sounding "we are number one" remix on repeat and straight
  up grinded the entire repository to a better state until 03:09 AM. I
  guess I have something wrong in my brain that makes me do this shit

5 files changed, 257 insertions, 0 deletions

diff --git a/game/client/resource/CMakeLists.txt b/game/client/resource/CMakeLists.txt
new file mode 100644
index 0000000..baf2311
--- /dev/null
+++ b/game/client/resource/CMakeLists.txt
@@ -0,0 +1,5 @@
+target_sources(vclient PRIVATE
+    "${CMAKE_CURRENT_LIST_DIR}/sound_effect.cc"
+    "${CMAKE_CURRENT_LIST_DIR}/sound_effect.hh"
+    "${CMAKE_CURRENT_LIST_DIR}/texture_gui.cc"
+    "${CMAKE_CURRENT_LIST_DIR}/texture_gui.hh")
diff --git a/game/client/resource/sound_effect.cc b/game/client/resource/sound_effect.cc
new file mode 100644
index 0000000..e3a0a6a
--- /dev/null
+++ b/game/client/resource/sound_effect.cc
@@ -0,0 +1,115 @@
+#include "client/pch.hh"
+
+#include "client/resource/sound_effect.hh"
+
+#include "core/resource/resource.hh"
+
+#include "client/globals.hh"
+
+static emhash8::HashMap<std::string, resource_ptr<SoundEffect>> resource_map;
+
+static std::size_t drwav_read_physfs(void* file, void* output, std::size_t count)
+{
+    return static_cast<std::size_t>(PHYSFS_readBytes(reinterpret_cast<PHYSFS_File*>(file), output, count));
+}
+
+static drwav_bool32 drwav_seek_physfs(void* file, int offset, drwav_seek_origin origin)
+{
+    if(origin == drwav_seek_origin_current) {
+        return PHYSFS_seek(reinterpret_cast<PHYSFS_File*>(file), PHYSFS_tell(reinterpret_cast<PHYSFS_File*>(file)) + offset);
+    } else {
+        return PHYSFS_seek(reinterpret_cast<PHYSFS_File*>(file), offset);
+    }
+}
+
+template<>
+resource_ptr<SoundEffect> resource::load<SoundEffect>(const char* name, unsigned int flags)
+{
+    auto it = resource_map.find(name);
+
+    if(it != resource_map.cend()) {
+        // Return an existing resource
+        return it->second;
+    }
+
+    if(globals::sound_ctx == nullptr) {
+        // Sound is disabled
+        return nullptr;
+    }
+
+    auto file = PHYSFS_openRead(name);
+
+    if(file == nullptr) {
+        spdlog::warn("resource: {} [SoundEffect]: {}", name, PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
+        return nullptr;
+    }
+
+    drwav wav_info;
+
+    if(!drwav_init(&wav_info, &drwav_read_physfs, &drwav_seek_physfs, file, nullptr)) {
+        spdlog::warn("resource: {} [SoundEffect]: drwav_init failed", name);
+        PHYSFS_close(file);
+        return nullptr;
+    }
+
+    if(wav_info.channels != 1) {
+        spdlog::warn("resource: {} [SoundEffect]: only mono sound files are allowed", name);
+        drwav_uninit(&wav_info);
+        PHYSFS_close(file);
+        return nullptr;
+    }
+
+    auto samples = new ALshort[wav_info.totalPCMFrameCount];
+    auto count = drwav_read_pcm_frames_s16(&wav_info, wav_info.totalPCMFrameCount, reinterpret_cast<drwav_int16*>(samples));
+    auto sample_rate = static_cast<ALsizei>(wav_info.sampleRate);
+    auto length = static_cast<ALsizei>(count * sizeof(ALshort));
+
+    drwav_uninit(&wav_info);
+    PHYSFS_close(file);
+
+    auto new_resource = std::make_shared<SoundEffect>();
+    new_resource->name = std::string(name);
+
+    alGenBuffers(1, &new_resource->buffer);
+    alBufferData(new_resource->buffer, AL_FORMAT_MONO16, samples, length, sample_rate);
+
+    delete[] samples;
+
+    return resource_map.insert_or_assign(name, new_resource).first->second;
+}
+
+template<>
+void resource::hard_cleanup<SoundEffect>(void)
+{
+    for(const auto& it : resource_map) {
+        if(it.second.use_count() > 1L) {
+            spdlog::warn("resource: zombie resource [SoundEffect] {} [use_count={}]", it.first, it.second.use_count());
+        } else {
+            spdlog::debug("resource: releasing [SoundEffect] {}", it.first);
+        }
+
+        alDeleteBuffers(1, &it.second->buffer);
+    }
+
+    resource_map.clear();
+}
+
+template<>
+void resource::soft_cleanup<SoundEffect>(void)
+{
+    auto iter = resource_map.cbegin();
+
+    while(iter != resource_map.cend()) {
+        if(iter->second.use_count() == 1L) {
+            spdlog::debug("resource: releasing [SoundEffect] {}", iter->first);
+
+            alDeleteBuffers(1, &iter->second->buffer);
+
+            iter = resource_map.erase(iter);
+
+            continue;
+        }
+
+        iter = std::next(iter);
+    }
+}
diff --git a/game/client/resource/sound_effect.hh b/game/client/resource/sound_effect.hh
new file mode 100644
index 0000000..8b1372b
--- /dev/null
+++ b/game/client/resource/sound_effect.hh
@@ -0,0 +1,10 @@
+#ifndef CLIENT_SOUND_EFFECT_HH
+#define CLIENT_SOUND_EFFECT_HH 1
+#pragma once
+
+struct SoundEffect final {
+    std::string name;
+    ALuint buffer;
+};
+
+#endif // CLIENT_SOUND_EFFECT_HH
diff --git a/game/client/resource/texture_gui.cc b/game/client/resource/texture_gui.cc
new file mode 100644
index 0000000..a931352
--- /dev/null
+++ b/game/client/resource/texture_gui.cc
@@ -0,0 +1,110 @@
+#include "client/pch.hh"
+
+#include "client/resource/texture_gui.hh"
+
+#include "core/resource/image.hh"
+#include "core/resource/resource.hh"
+
+static emhash8::HashMap<std::string, resource_ptr<TextureGUI>> resource_map;
+
+template<>
+resource_ptr<TextureGUI> resource::load<TextureGUI>(const char* name, unsigned int flags)
+{
+    auto it = resource_map.find(name);
+
+    if(it != resource_map.cend()) {
+        // Return an existing resource
+        return it->second;
+    }
+
+    unsigned int image_load_flags = 0U;
+
+    if(flags & TEXTURE_GUI_LOAD_VFLIP) {
+        image_load_flags |= IMAGE_LOAD_FLIP;
+    }
+
+    if(flags & TEXTURE_GUI_LOAD_GRAYSCALE) {
+        image_load_flags |= IMAGE_LOAD_GRAY;
+    }
+
+    if(auto image = resource::load<Image>(name, image_load_flags)) {
+        GLuint gl_texture;
+
+        glGenTextures(1, &gl_texture);
+        glBindTexture(GL_TEXTURE_2D, gl_texture);
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, image->size.x, image->size.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, image->pixels);
+
+        if(flags & TEXTURE_GUI_LOAD_CLAMP_S) {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+        } else {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+        }
+
+        if(flags & TEXTURE_GUI_LOAD_CLAMP_T) {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+        } else {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+        }
+
+        if(flags & TEXTURE_GUI_LOAD_LINEAR_MAG) {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+        } else {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+        }
+
+        if(flags & TEXTURE_GUI_LOAD_LINEAR_MIN) {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+        } else {
+            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+        }
+
+        auto new_resource = std::make_shared<TextureGUI>();
+        new_resource->handle = static_cast<ImTextureID>(gl_texture);
+        new_resource->size.x = image->size.x;
+        new_resource->size.y = image->size.y;
+
+        return resource_map.insert_or_assign(name, new_resource).first->second;
+    }
+
+    return nullptr;
+}
+
+template<>
+void resource::hard_cleanup<TextureGUI>(void)
+{
+    for(const auto& it : resource_map) {
+        if(it.second.use_count() > 1L) {
+            spdlog::warn("resource: zombie resource [TextureGUI] {} [use_count={}]", it.first, it.second.use_count());
+        } else {
+            spdlog::debug("resource: releasing [TextureGUI] {}", it.first);
+        }
+
+        auto gl_texture = static_cast<GLuint>(it.second->handle);
+
+        glDeleteTextures(1, &gl_texture);
+    }
+
+    resource_map.clear();
+}
+
+template<>
+void resource::soft_cleanup<TextureGUI>(void)
+{
+    auto iter = resource_map.cbegin();
+
+    while(iter != resource_map.cend()) {
+        if(iter->second.use_count() == 1L) {
+            spdlog::debug("resource: releasing [TextureGUI] {}", iter->first);
+
+            auto gl_texture = static_cast<GLuint>(iter->second->handle);
+
+            glDeleteTextures(1, &gl_texture);
+
+            iter = resource_map.erase(iter);
+
+            continue;
+        }
+
+        iter = std::next(iter);
+    }
+}
diff --git a/game/client/resource/texture_gui.hh b/game/client/resource/texture_gui.hh
new file mode 100644
index 0000000..855596e
--- /dev/null
+++ b/game/client/resource/texture_gui.hh
@@ -0,0 +1,17 @@
+#ifndef CLIENT_TEXTURE2D_HH
+#define CLIENT_TEXTURE2D_HH 1
+#pragma once
+
+constexpr static unsigned int TEXTURE_GUI_LOAD_CLAMP_S = 0x0001;
+constexpr static unsigned int TEXTURE_GUI_LOAD_CLAMP_T = 0x0002;
+constexpr static unsigned int TEXTURE_GUI_LOAD_LINEAR_MAG = 0x0004;
+constexpr static unsigned int TEXTURE_GUI_LOAD_LINEAR_MIN = 0x0008;
+constexpr static unsigned int TEXTURE_GUI_LOAD_VFLIP = 0x0010;
+constexpr static unsigned int TEXTURE_GUI_LOAD_GRAYSCALE = 0x0020;
+
+struct TextureGUI {
+    ImTextureID handle;
+    glm::ivec2 size;
+};
+
+#endif // CLIENT_TEXTURE2D_HH