Add renderer backend feature reporting

src/renderer_api/recording_renderer.cpp

@@ -654,6 +654,16 @@ const char* RecordingRenderDevice::backend_name() const noexcept
     return "recording";
 }
 
+RenderDeviceFeatures RecordingRenderDevice::features() const noexcept
+{
+    return RenderDeviceFeatures {
+        .explicit_texture_transitions = true,
+        .texture_copy = true,
+        .render_target_blit = true,
+        .frame_capture = true,
+    };
+}
+
 pp::foundation::Result<std::unique_ptr<ITexture2D>> RecordingRenderDevice::create_texture(
     TextureDesc desc) noexcept
 {

src/renderer_api/recording_renderer.h

@@ -199,6 +199,7 @@ public:
     RecordingRenderDevice() noexcept;
 
     [[nodiscard]] const char* backend_name() const noexcept override;
+    [[nodiscard]] RenderDeviceFeatures features() const noexcept override;
     [[nodiscard]] pp::foundation::Result<std::unique_ptr<ITexture2D>> create_texture(
         TextureDesc desc) noexcept override;
     [[nodiscard]] pp::foundation::Result<std::unique_ptr<IRenderTarget>> create_render_target(

src/renderer_api/renderer_api.h

@@ -226,6 +226,16 @@ struct ShaderProgramDesc {
     ShaderStageSource fragment;
 };
 
+struct RenderDeviceFeatures {
+    bool framebuffer_fetch = false;
+    bool explicit_texture_transitions = false;
+    bool texture_copy = false;
+    bool render_target_blit = false;
+    bool frame_capture = false;
+    bool float16_render_targets = false;
+    bool float32_render_targets = false;
+};
+
 class ITexture2D {
 public:
     virtual ~ITexture2D() = default;
@@ -321,6 +331,7 @@ class IRenderDevice {
 public:
     virtual ~IRenderDevice() = default;
     [[nodiscard]] virtual const char* backend_name() const noexcept = 0;
+    [[nodiscard]] virtual RenderDeviceFeatures features() const noexcept = 0;
     [[nodiscard]] virtual pp::foundation::Result<std::unique_ptr<ITexture2D>> create_texture(
         TextureDesc desc) noexcept = 0;
     [[nodiscard]] virtual pp::foundation::Result<std::unique_ptr<IRenderTarget>> create_render_target(