134 lines
4.2 KiB
C++
134 lines
4.2 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file eggRenderMode.h
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* @author drose
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* @date 1999-01-20
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*/
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#ifndef EGGRENDERMODE_H
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#define EGGRENDERMODE_H
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#include "pandabase.h"
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#include "typedObject.h"
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/**
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* This class stores miscellaneous rendering properties that is associated
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* with geometry, and which may be set on the geometry primitive level, on the
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* group above it, or indirectly via a texture. It's intended to be a base
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* class for egg objects that can have these properties set.
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*
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* This class cannot inherit from EggObject, because it causes problems at the
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* EggPolygon level with multiple appearances of the EggObject base class.
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* And making EggObject a virtual base class is just no fun.
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*/
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class EXPCL_PANDA_EGG EggRenderMode {
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PUBLISHED:
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EggRenderMode();
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INLINE EggRenderMode(const EggRenderMode ©);
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EggRenderMode &operator = (const EggRenderMode ©);
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void write(std::ostream &out, int indent_level) const;
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enum AlphaMode { // Specifies implementation of transparency.
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AM_unspecified,
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AM_off, // No transparency.
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AM_on, // Use whatever the default model is.
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AM_blend, // Normal alpha blending, e.g. TransparencyAttrib::M_alpha.
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AM_blend_no_occlude, // Alpha blending w/o depth write.
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AM_ms, // TransparencyAttrib::M_multisample
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AM_ms_mask, // TransparencyAttrib::M_multisample_mask
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AM_binary, // TransparencyAttrib::M_binary
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AM_dual, // TransparencyAttrib::M_dual
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AM_premultiplied // TransparencyAttrib::M_premultiplied_alpha
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};
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enum DepthWriteMode {
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DWM_unspecified, DWM_off, DWM_on
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};
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enum DepthTestMode {
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DTM_unspecified, DTM_off, DTM_on
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};
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enum VisibilityMode {
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VM_unspecified, VM_hidden, VM_normal
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};
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INLINE void set_alpha_mode(AlphaMode mode);
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INLINE AlphaMode get_alpha_mode() const;
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INLINE void set_depth_write_mode(DepthWriteMode mode);
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INLINE DepthWriteMode get_depth_write_mode() const;
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INLINE void set_depth_test_mode(DepthTestMode mode);
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INLINE DepthTestMode get_depth_test_mode() const;
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INLINE void set_visibility_mode(VisibilityMode mode);
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INLINE VisibilityMode get_visibility_mode() const;
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INLINE void set_depth_offset(int bias);
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INLINE int get_depth_offset() const;
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INLINE bool has_depth_offset() const;
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INLINE void clear_depth_offset();
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INLINE void set_draw_order(int order);
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INLINE int get_draw_order() const;
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INLINE bool has_draw_order() const;
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INLINE void clear_draw_order();
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INLINE void set_bin(const std::string &bin);
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INLINE std::string get_bin() const;
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INLINE bool has_bin() const;
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INLINE void clear_bin();
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// Comparison operators are handy.
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bool operator == (const EggRenderMode &other) const;
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INLINE bool operator != (const EggRenderMode &other) const;
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bool operator < (const EggRenderMode &other) const;
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static AlphaMode string_alpha_mode(const std::string &string);
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static DepthWriteMode string_depth_write_mode(const std::string &string);
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static DepthTestMode string_depth_test_mode(const std::string &string);
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static VisibilityMode string_visibility_mode(const std::string &string);
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private:
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AlphaMode _alpha_mode;
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DepthWriteMode _depth_write_mode;
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DepthTestMode _depth_test_mode;
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VisibilityMode _visibility_mode;
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int _depth_offset;
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bool _has_depth_offset;
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int _draw_order;
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bool _has_draw_order;
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std::string _bin;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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register_type(_type_handle, "EggRenderMode");
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}
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private:
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static TypeHandle _type_handle;
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};
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EXPCL_PANDA_EGG std::ostream &operator << (std::ostream &out, EggRenderMode::AlphaMode mode);
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EXPCL_PANDA_EGG std::istream &operator >> (std::istream &in, EggRenderMode::AlphaMode &mode);
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EXPCL_PANDA_EGG std::ostream &operator << (std::ostream &out, EggRenderMode::DepthWriteMode mode);
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EXPCL_PANDA_EGG std::ostream &operator << (std::ostream &out, EggRenderMode::DepthTestMode mode);
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EXPCL_PANDA_EGG std::ostream &operator << (std::ostream &out, EggRenderMode::VisibilityMode mode);
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#include "eggRenderMode.I"
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#endif
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