From 54409423f767d8b1cf30cb7d0efca6b4ca138823 Mon Sep 17 00:00:00 2001
From: Ethan Morgan <ethan@gweithio.com>
Date: Sat, 14 Feb 2026 16:44:06 +0000
Subject: move to own git server

---
 apps/openmb/renderer/SSAORenderer.hpp | 64 +++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 apps/openmb/renderer/SSAORenderer.hpp

(limited to 'apps/openmb/renderer/SSAORenderer.hpp')

diff --git a/apps/openmb/renderer/SSAORenderer.hpp b/apps/openmb/renderer/SSAORenderer.hpp
new file mode 100644
index 0000000..3075252
--- /dev/null
+++ b/apps/openmb/renderer/SSAORenderer.hpp
@@ -0,0 +1,64 @@
+#pragma once
+
+#include "Shader.hpp"
+#include <glm/glm.hpp>
+#include <vector>
+
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+#ifdef __APPLE__
+#include <OpenGL/gl3.h>
+#endif
+
+namespace renderer {
+class SSAORenderer {
+  public:
+    SSAORenderer();
+    ~SSAORenderer();
+
+    bool init( int width, int height, bool halfRes = true );
+    void resize( int width, int height );
+
+    void bindGBuffer();
+    void unbind();
+
+    void computeSSAO( const glm::mat4& proj, const glm::mat4& invProj, float radius, float bias, float power );
+    void blurSSAO();
+
+    unsigned int getSSAOTextureID() const;
+    void         bindSSAOTextureToUnit( int unit, renderer::Shader& shader, const std::string& uniformName = "ssao" ) const;
+
+    renderer::Shader& getGBufferShader () { return mGBufferShader; }
+
+  private:
+    void initBuffers();
+    void initKernelAndNoise();
+
+    int  mWidth;
+    int  mHeight;
+    bool mHalfRes;
+
+    GLuint mGBufferFBO;
+    GLuint mGNormal;
+    GLuint mGDepth;
+
+    GLuint mSSAOFBO;
+    GLuint mSSAOTexture;
+
+    GLuint mSSAOBlurFBO;
+    GLuint mSSAOBlurTexture;
+
+    GLuint mNoiseTexture;
+
+    GLuint mQuadVAO;
+    GLuint mQuadVBO;
+
+    std::vector<glm::vec3> mKernel;
+    int                    mKernelSize;
+
+    renderer::Shader mGBufferShader;
+    renderer::Shader mSSAOShader;
+    renderer::Shader mBlurShader;
+};
+
+}   // namespace renderer
-- 
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