178 lines
5.8 KiB
C++
178 lines
5.8 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 frameBufferProperties.h
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* @author drose
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* @date 2003-01-27
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*/
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#ifndef FRAMEBUFFERPROPERTIES_H
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#define FRAMEBUFFERPROPERTIES_H
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#include "pandabase.h"
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#include "pnotify.h"
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class Texture;
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/**
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* A container for the various kinds of properties we might ask to have on a
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* graphics frameBuffer before we create a GSG.
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*/
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class EXPCL_PANDA_DISPLAY FrameBufferProperties {
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private:
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enum FrameBufferProperty {
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// This section has to start with "depth" and end with "accum"
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FBP_depth_bits,
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FBP_color_bits,
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FBP_red_bits,
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FBP_green_bits,
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FBP_blue_bits,
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FBP_alpha_bits,
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FBP_stencil_bits,
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FBP_accum_bits,
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// This section has to start with "rgba" and end with "float"
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FBP_aux_rgba,
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FBP_aux_hrgba,
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FBP_aux_float,
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// This section can be in any order.
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FBP_multisamples,
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FBP_coverage_samples,
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FBP_back_buffers,
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// This is a sentinel value.
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FBP_COUNT
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};
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enum FrameBufferFlag {
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FBF_indexed_color = 0x001,
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FBF_rgb_color = 0x002,
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FBF_stereo = 0x004,
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FBF_force_hardware = 0x008,
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FBF_force_software = 0x010,
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FBF_srgb_color = 0x020,
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FBF_float_color = 0x040,
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FBF_float_depth = 0x080,
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FBF_all = 0x100-1,
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};
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int _property[FBP_COUNT] = {0};
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int _specified = 0;
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int _flags = 0;
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int _flags_specified = 0;
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PUBLISHED:
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// Individual queries.
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INLINE int get_depth_bits() const;
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INLINE int get_color_bits() const;
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INLINE int get_red_bits() const;
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INLINE int get_green_bits() const;
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INLINE int get_blue_bits() const;
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INLINE int get_alpha_bits() const;
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INLINE int get_stencil_bits() const;
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INLINE int get_accum_bits() const;
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INLINE int get_aux_rgba() const;
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INLINE int get_aux_hrgba() const;
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INLINE int get_aux_float() const;
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INLINE int get_multisamples() const;
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INLINE int get_coverage_samples() const;
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INLINE int get_back_buffers() const;
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INLINE bool get_indexed_color() const;
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INLINE bool get_rgb_color() const;
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INLINE bool get_stereo() const;
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INLINE bool get_force_hardware() const;
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INLINE bool get_force_software() const;
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INLINE bool get_srgb_color() const;
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INLINE bool get_float_color() const;
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INLINE bool get_float_depth() const;
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// Individual assigners.
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INLINE void set_depth_bits(int n);
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INLINE void set_color_bits(int n);
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INLINE void set_rgba_bits(int r, int g, int b, int a);
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INLINE void set_red_bits(int n);
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INLINE void set_green_bits(int n);
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INLINE void set_blue_bits(int n);
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INLINE void set_alpha_bits(int n);
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INLINE void set_stencil_bits(int n);
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INLINE void set_accum_bits(int n);
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INLINE void set_aux_rgba(int n);
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INLINE void set_aux_hrgba(int n);
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INLINE void set_aux_float(int n);
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INLINE void set_multisamples(int n);
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INLINE void set_coverage_samples(int n);
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INLINE void set_back_buffers(int n);
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INLINE void set_indexed_color(bool n);
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INLINE void set_rgb_color(bool n);
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INLINE void set_stereo(bool n);
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INLINE void set_force_hardware(bool n);
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INLINE void set_force_software(bool n);
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INLINE void set_srgb_color(bool n);
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INLINE void set_float_color(bool n);
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INLINE void set_float_depth(bool n);
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MAKE_PROPERTY(depth_bits, get_depth_bits, set_depth_bits);
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MAKE_PROPERTY(color_bits, get_color_bits, set_color_bits);
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MAKE_PROPERTY(red_bits, get_red_bits, set_red_bits);
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MAKE_PROPERTY(green_bits, get_green_bits, set_green_bits);
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MAKE_PROPERTY(blue_bits, get_blue_bits, set_blue_bits);
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MAKE_PROPERTY(alpha_bits, get_alpha_bits, set_alpha_bits);
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MAKE_PROPERTY(stencil_bits, get_stencil_bits, set_stencil_bits);
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MAKE_PROPERTY(accum_bits, get_accum_bits, set_accum_bits);
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MAKE_PROPERTY(aux_rgba, get_aux_rgba, set_aux_rgba);
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MAKE_PROPERTY(aux_hrgba, get_aux_hrgba, set_aux_hrgba);
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MAKE_PROPERTY(aux_float, get_aux_float, set_aux_float);
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MAKE_PROPERTY(multisamples, get_multisamples, set_multisamples);
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MAKE_PROPERTY(coverage_samples, get_coverage_samples, set_coverage_samples);
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MAKE_PROPERTY(back_buffers, get_back_buffers, set_back_buffers);
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MAKE_PROPERTY(indexed_color, get_indexed_color, set_indexed_color);
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MAKE_PROPERTY(rgb_color, get_rgb_color, set_rgb_color);
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MAKE_PROPERTY(stereo, get_stereo, set_stereo);
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MAKE_PROPERTY(force_hardware, get_force_hardware, set_force_hardware);
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MAKE_PROPERTY(force_software, get_force_software, set_force_software);
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MAKE_PROPERTY(srgb_color, get_srgb_color, set_srgb_color);
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MAKE_PROPERTY(float_color, get_float_color, set_float_color);
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MAKE_PROPERTY(float_depth, get_float_depth, set_float_depth);
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// Other.
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constexpr FrameBufferProperties() = default;
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static const FrameBufferProperties &get_default();
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bool operator == (const FrameBufferProperties &other) const;
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INLINE bool operator != (const FrameBufferProperties &other) const;
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void clear();
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void set_all_specified();
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bool subsumes(const FrameBufferProperties &other) const;
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void add_properties(const FrameBufferProperties &other);
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void output(std::ostream &out) const;
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void set_one_bit_per_channel();
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INLINE bool is_stereo() const;
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INLINE bool is_single_buffered() const;
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int get_quality(const FrameBufferProperties &reqs) const;
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bool is_any_specified() const;
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bool is_basic() const;
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int get_aux_mask() const;
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int get_buffer_mask() const;
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bool verify_hardware_software(const FrameBufferProperties &props, const std::string &renderer) const;
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bool setup_color_texture(Texture *tex) const;
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bool setup_depth_texture(Texture *tex) const;
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};
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INLINE std::ostream &operator << (std::ostream &out, const FrameBufferProperties &properties);
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#include "frameBufferProperties.I"
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#endif
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