renderer_gl: Implement logic op

include/PICA/regs.hpp

@@ -53,6 +53,7 @@ namespace PICA {
 			// Framebuffer registers
 			ColourOperation = 0x100,
 			BlendFunc = 0x101,
+			LogicOp = 0x102,
 			BlendColour = 0x103,
 			AlphaTestConfig = 0x104,
 			StencilTest = 0x105,
@@ -294,4 +295,4 @@ namespace PICA {
 		GeometryPrimitive = 3,
 	};
 
-}  // namespace PICA
+}  // namespace PICA

include/renderer_gl/renderer_gl.hpp

@@ -62,6 +62,7 @@ class RendererGL final : public Renderer {
 	MAKE_LOG_FUNCTION(log, rendererLogger)
 	void setupBlending();
 	void setupStencilTest(bool stencilEnable);
+	void setupLogicOp();
 	void bindDepthBuffer();
 	void setupTextureEnvState();
 	void bindTexturesToSlots();