1 files changed, 53 insertions, 0 deletions

diff --git a/src/shader_recompiler/environment.h b/src/shader_recompiler/environment.h
new file mode 100644
index 000000000..8369d0d84
--- /dev/null
+++ b/src/shader_recompiler/environment.h
@@ -0,0 +1,53 @@
+#pragma once
+
+#include <array>
+
+#include "common/common_types.h"
+#include "shader_recompiler/program_header.h"
+#include "shader_recompiler/shader_info.h"
+#include "shader_recompiler/stage.h"
+
+namespace Shader {
+
+class Environment {
+public:
+    virtual ~Environment() = default;
+
+    [[nodiscard]] virtual u64 ReadInstruction(u32 address) = 0;
+
+    [[nodiscard]] virtual u32 ReadCbufValue(u32 cbuf_index, u32 cbuf_offset) = 0;
+
+    [[nodiscard]] virtual TextureType ReadTextureType(u32 raw_handle) = 0;
+
+    [[nodiscard]] virtual u32 TextureBoundBuffer() const = 0;
+
+    [[nodiscard]] virtual u32 LocalMemorySize() const = 0;
+
+    [[nodiscard]] virtual u32 SharedMemorySize() const = 0;
+
+    [[nodiscard]] virtual std::array<u32, 3> WorkgroupSize() const = 0;
+
+    [[nodiscard]] const ProgramHeader& SPH() const noexcept {
+        return sph;
+    }
+
+    [[nodiscard]] const std::array<u32, 8>& GpPassthroughMask() const noexcept {
+        return gp_passthrough_mask;
+    }
+
+    [[nodiscard]] Stage ShaderStage() const noexcept {
+        return stage;
+    }
+
+    [[nodiscard]] u32 StartAddress() const noexcept {
+        return start_address;
+    }
+
+protected:
+    ProgramHeader sph{};
+    std::array<u32, 8> gp_passthrough_mask{};
+    Stage stage{};
+    u32 start_address{};
+};
+
+} // namespace Shader