ParticleSpawner.cpp File Reference

Creates Particles, based on initial conditions set in the editor, with potential randomness. More...

#include "ParticleSpawner.h"
#include "Framework/Engine.h"
#include "Graphics/Particle.h"
#include "System/Editor.h"
#include "Texture.h"
#include "Utility/Math/AffineMatrix.h"

Include dependency graph for ParticleSpawner.cpp:

Macros
#define	PS_Slider2D(name, value, randomFlag, minVal, maxVal)
	Macro for adjusting simple pairs of values that get a slider.
#define	PS_CURVE_2D(name, value, randomFlag, minVal, maxVal)
	Macro for adjusting variables with a bezier curve.
#define	PS_Slider(name, value, randomFlag, minVal, maxVal)
	Macro for adjusting single values with a slider.

Functions
auto	to_json (json &j, const ParticleSpawner &n) ->void
auto	from_json (const json &j, ParticleSpawner &n) ->void

Detailed Description

Creates Particles, based on initial conditions set in the editor, with potential randomness.

This class was originally intended to be able to be overridden, but Aidan quickly realized that was more along the lines of a QOL feature, and so subclasses were relegated to something between postponed and unplanned.

Author

Aidan Hartman (aidan.nosp@m..har.nosp@m.tman@.nosp@m.digi.nosp@m.pen.e.nosp@m.du)

Date

2026 / 03 / 27

Copyright

(c) Digipen 2026

Macro Definition Documentation

PS_CURVE_2D

#define PS_CURVE_2D	(		name,
			value,
			randomFlag,
			minVal,
			maxVal )

Value:

    {                                                                                                                  \
        ImGui::Text(name);                                                                                             \
        ImGui::SliderFloat2("Max ##begin" name, maxParticle.##value##Begin.data(), minVal, maxVal);                    \
        maxParticle.##value = maxParticle.##value##Begin;                                                              \
        if (value##Randomize)                                                                                          \
        {                                                                                                              \
            ImGui::SliderFloat2("Min ##begin" name, minParticle.##value##Begin.data(), minVal, maxVal);                \
            minParticle.##value = minParticle.##value##Begin;                                                          \
        }                                                                                                              \
        ImGui::Checkbox("randomize##" name, &##value##Randomize);                                                      \
                                                                                                                       \
        ImGui::Checkbox("Changes ##" #value, &maxParticle.##value##Changes);                                           \
        if (maxParticle.##value##Changes)                                                                              \
        {                                                                                                              \
            ImGui::Text("Ending" #value);                                                                              \
            ImGui::SliderFloat2("Max ##end" name, maxParticle.##value##End.data(), minVal, maxVal);                    \
            if (value##Randomize)                                                                                      \
            {                                                                                                          \
                ImGui::SliderFloat2("Min ##end" name, minParticle.##value##End.data(), minVal, maxVal);                \
            }                                                                                                          \
            ImGui::Bezier(name " Curve", maxParticle.##value##Curve.data());                                           \
        }                                                                                                              \
    }

Macro for adjusting variables with a bezier curve.

PS_Slider

#define PS_Slider	(		name,
			value,
			randomFlag,
			minVal,
			maxVal )

Value:

    {                                                                                                                  \
        ImGui::Text(name);                                                                                             \
        ImGui::SliderFloat("Max ## " name, &maxParticle.##value, minVal, maxVal);                                      \
        if (randomFlag)                                                                                                \
        {                                                                                                              \
            ImGui::SliderFloat("Min ## " name, &minParticle.##value, minVal, maxVal);                                  \
        }                                                                                                              \
        ImGui::Checkbox("randomize##" name, &##randomFlag);                                                            \
    }

Macro for adjusting single values with a slider.

PS_Slider2D

#define PS_Slider2D	(		name,
			value,
			randomFlag,
			minVal,
			maxVal )

Value:

    {                                                                                                                  \
        ImGui::Text(name);                                                                                             \
        ImGui::SliderFloat2("Max ## " name, maxParticle.##value.data(), minVal, maxVal);                               \
        if (randomFlag)                                                                                                \
        {                                                                                                              \
            ImGui::SliderFloat2("Min ## " name, minParticle.##value.data(), minVal, maxVal);                           \
        }                                                                                                              \
        ImGui::Checkbox("randomize##" name, &##randomFlag);                                                            \
    }

Macro for adjusting simple pairs of values that get a slider.

Function Documentation

from_json()

auto from_json	(	const json &	j,
		ParticleSpawner &	n )->void

to_json()

auto to_json	(	json &	j,
		const ParticleSpawner &	n )->void