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deps/g3dlite/include/G3D/constants.h

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+/**
+  @file G3D/constants.h
+
+  @maintainer Morgan McGuire, http://graphics.cs.williams.edu
+  @created 2009-05-20
+  @edited  2010-05-20
+*/
+#ifndef G3D_constants_h
+#define G3D_constants_h
+
+#include "G3D/platform.h"
+#include "G3D/enumclass.h"
+#include "G3D/Any.h"
+
+namespace G3D {
+
+/** These are defined to have the same value as the equivalent OpenGL
+    constant. */
+class PrimitiveType {
+public:
+    enum Value {
+        POINTS         = 0x0000,
+        LINES          = 0x0001,
+        LINE_STRIP     = 0x0003, 
+        TRIANGLES      = 0x0004, 
+        TRIANGLE_STRIP = 0x0005,
+        TRIANGLE_FAN   = 0x0006,
+        QUADS          = 0x0007, 
+        QUAD_STRIP     = 0x0008,
+        PATCHES        = 0x000E
+    };
+
+private:
+    
+    static const char* toString(int i, Value& v);
+
+    Value value;
+
+public:
+
+    G3D_DECLARE_ENUM_CLASS_METHODS(PrimitiveType);
+};
+
+
+/** Values for UniversalSurface::GPUGeom::refractionHint. */
+class RefractionQuality {
+public:
+    enum Value {
+        /** No refraction; a translucent object will appear as if it had the same index of refraction
+            as the surrounding medium and objects will be undistorted in the background. */
+        NONE = 0, 
+
+        /** Use a static environment map (cube or paraboloid) for computing transmissivity.*/
+        STATIC_ENV = 25, 
+
+        /** Use a dynamically rendered 2D environment map; distort the background.  This looks good for many scenes
+            but avoids the cost of rendering a cube map for DYNAMIC_ENV. */
+        DYNAMIC_FLAT = 50,
+
+        /** Use a dynamically rendered 2D environment map that is re-captured per transparent object.  This works well
+            for transparent objects that are separated by a significant camera space z distance but overlap in screen space.*/
+        DYNAMIC_FLAT_MULTILAYER = 55,
+
+        /** Render a dynamic environment map */
+        DYNAMIC_ENV = 75, 
+
+        /** Use the best method available, ideally true ray tracing. */
+        BEST = 100
+    };
+
+private:
+
+    static const char* toString(int i, Value& v);
+
+    Value value;
+
+public:
+    G3D_DECLARE_ENUM_CLASS_METHODS(RefractionQuality);
+
+};
+
+
+/** Values for UniversalSurface::GPUGeom::mirrorHint. */
+class MirrorQuality {
+public:
+
+    enum Value {
+        /** Reflections are black */
+        NONE = 0, 
+        
+        /** Use a static environment map.  This is what most games use */
+        STATIC_ENV = 25, 
+        
+        /** Planar reflection, typically for water or glass windows.  This assumes that the mirror is flat;
+        it is distinct from RefractionQuality::DYNAMIC_FLAT, which assumes the <i>background</i> is flat.*/
+        DYNAMIC_PLANAR = 50,
+
+        /** Render a dynamic environment map. */
+        DYNAMIC_ENV = 75, 
+        
+        /** Use the best method available, ideally true ray tracing. */
+        BEST = 100
+    };
+
+private:
+
+    static const char* toString(int i, Value& v);
+
+    Value value;
+
+public:
+    G3D_DECLARE_ENUM_CLASS_METHODS(MirrorQuality);
+};
+
+} // namespace G3D
+
+G3D_DECLARE_ENUM_CLASS_HASHCODE(G3D::PrimitiveType)
+G3D_DECLARE_ENUM_CLASS_HASHCODE(G3D::RefractionQuality)
+G3D_DECLARE_ENUM_CLASS_HASHCODE(G3D::MirrorQuality)
+
+#endif
+