From fb16cbb17edca1181e7e10aab38b9b20c35cacd8 Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Sun, 20 Jun 2021 17:26:55 -0400
Subject: video_core: Add GPU vendor name to window title bar

---
 src/video_core/renderer_opengl/gl_device.cpp     | 33 +++++++++++++++++++++---
 src/video_core/renderer_opengl/gl_device.h       |  3 +++
 src/video_core/renderer_opengl/renderer_opengl.h |  4 +++
 3 files changed, 36 insertions(+), 4 deletions(-)

(limited to 'src/video_core/renderer_opengl')

diff --git a/src/video_core/renderer_opengl/gl_device.cpp b/src/video_core/renderer_opengl/gl_device.cpp
index 3f4532ca7..3d2674232 100644
--- a/src/video_core/renderer_opengl/gl_device.cpp
+++ b/src/video_core/renderer_opengl/gl_device.cpp
@@ -202,13 +202,13 @@ Device::Device() {
         LOG_ERROR(Render_OpenGL, "OpenGL 4.6 is not available");
         throw std::runtime_error{"Insufficient version"};
     }
-    const std::string_view vendor = reinterpret_cast<const char*>(glGetString(GL_VENDOR));
+    vendor_name = reinterpret_cast<const char*>(glGetString(GL_VENDOR));
     const std::string_view version = reinterpret_cast<const char*>(glGetString(GL_VERSION));
     const std::vector extensions = GetExtensions();
 
-    const bool is_nvidia = vendor == "NVIDIA Corporation";
-    const bool is_amd = vendor == "ATI Technologies Inc.";
-    const bool is_intel = vendor == "Intel";
+    const bool is_nvidia = vendor_name == "NVIDIA Corporation";
+    const bool is_amd = vendor_name == "ATI Technologies Inc.";
+    const bool is_intel = vendor_name == "Intel";
 
 #ifdef __unix__
     const bool is_linux = true;
@@ -275,6 +275,31 @@ Device::Device() {
     }
 }
 
+std::string Device::GetVendorName() const {
+    if (vendor_name == "NVIDIA Corporation") {
+        return "NVIDIA";
+    }
+    if (vendor_name == "ATI Technologies Inc.") {
+        return "AMD";
+    }
+    if (vendor_name == "Intel" || vendor_name == "Intel Open Source Technology Center") {
+        return "INTEL";
+    }
+    if (vendor_name == "Mesa Project") {
+        return "MESA";
+    }
+    if (vendor_name == "Mesa/X.org") {
+        return "LLVMPIPE";
+    }
+    if (vendor_name == "AMD") {
+        return "RADEONSI";
+    }
+    if (vendor_name == "nouveau") {
+        return "NOUVEAU";
+    }
+    return vendor_name;
+}
+
 Device::Device(std::nullptr_t) {
     max_uniform_buffers.fill(std::numeric_limits<u32>::max());
     uniform_buffer_alignment = 4;
diff --git a/src/video_core/renderer_opengl/gl_device.h b/src/video_core/renderer_opengl/gl_device.h
index f24bd0c7b..2c2b13767 100644
--- a/src/video_core/renderer_opengl/gl_device.h
+++ b/src/video_core/renderer_opengl/gl_device.h
@@ -22,6 +22,8 @@ public:
     explicit Device();
     explicit Device(std::nullptr_t);
 
+    [[nodiscard]] std::string GetVendorName() const;
+
     u32 GetMaxUniformBuffers(Tegra::Engines::ShaderType shader_type) const noexcept {
         return max_uniform_buffers[static_cast<std::size_t>(shader_type)];
     }
@@ -130,6 +132,7 @@ private:
     static bool TestVariableAoffi();
     static bool TestPreciseBug();
 
+    std::string vendor_name;
     std::array<u32, Tegra::Engines::MaxShaderTypes> max_uniform_buffers{};
     std::array<BaseBindings, Tegra::Engines::MaxShaderTypes> base_bindings{};
     size_t uniform_buffer_alignment{};
diff --git a/src/video_core/renderer_opengl/renderer_opengl.h b/src/video_core/renderer_opengl/renderer_opengl.h
index cc19a110f..0b66f8332 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.h
+++ b/src/video_core/renderer_opengl/renderer_opengl.h
@@ -70,6 +70,10 @@ public:
         return &rasterizer;
     }
 
+    [[nodiscard]] std::string GetDeviceVendor() const override {
+        return device.GetVendorName();
+    }
+
 private:
     /// Initializes the OpenGL state and creates persistent objects.
     void InitOpenGLObjects();
-- 
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