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