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-rw-r--r--bin/ParticleSystem.exebin1161216 -> 1168384 bytes
-rw-r--r--examples/particle_system/main.cpp53
-rw-r--r--src/libjin/graphics/je_canvas.h2
-rw-r--r--src/libjin/graphics/je_gl.cpp14
-rw-r--r--src/libjin/graphics/je_gl.h27
-rw-r--r--src/libjin/graphics/particles/je_particle.cpp9
-rw-r--r--src/libjin/graphics/particles/je_particle.h10
-rw-r--r--src/libjin/graphics/particles/je_particle_emitter.cpp8
-rw-r--r--src/libjin/graphics/particles/je_particle_system.cpp39
-rw-r--r--src/libjin/graphics/particles/je_particle_system.h14
-rw-r--r--src/libjin/graphics/shaders/je_shader.h2
-rw-r--r--src/libjin/math/je_quad.h7
-rw-r--r--src/libjin/math/je_vector2.hpp5
-rw-r--r--src/lua/common/je_lua_constant.h15
14 files changed, 162 insertions, 43 deletions
diff --git a/bin/ParticleSystem.exe b/bin/ParticleSystem.exe
index d3091da..d66f7ed 100644
--- a/bin/ParticleSystem.exe
+++ b/bin/ParticleSystem.exe
Binary files differ
diff --git a/examples/particle_system/main.cpp b/examples/particle_system/main.cpp
index 1d4bd7c..1d47689 100644
--- a/examples/particle_system/main.cpp
+++ b/examples/particle_system/main.cpp
@@ -42,12 +42,13 @@ const float Pi = 3.14f;
void onLoad()
{
tex = Texture::createTexture("particle.png");
- spr = new Sprite(tex, Origin::MiddleCenter);
+ spr = new Sprite(tex, Origin::MIDDLECENTER);
tex1 = Texture::createTexture("texture.png");
- spr1 = new Sprite(tex1, Origin::MiddleCenter);
+ spr1 = new Sprite(tex1, Origin::MIDDLECENTER);
tex2 = Texture::createTexture("splash.png");
- spr2 = new Sprite(tex2, Origin::MiddleCenter);
+ spr2 = new Sprite(tex2, Origin::MIDDLECENTER);
shader = Shader::createShader(shader_code);
+/*
ParticleSystemDef def;
def.maxParticleCount = 30;
@@ -58,8 +59,8 @@ void onLoad()
def.emitterDef.forceDef.force.random.ceil = 150;
def.emitterDef.positionDef.enableRandom = true;
- def.emitterDef.positionDef.position.random.floor = Vector2<float>(-2, 0);
- def.emitterDef.positionDef.position.random.ceil = Vector2<float>(2, 0);
+ def.emitterDef.positionDef.position.random.floor = Vector2<float>(-2, -2);
+ def.emitterDef.positionDef.position.random.ceil = Vector2<float>(2, 2);
def.emitterDef.directionDef.enableRandom = true;
def.emitterDef.directionDef.direction.random.floor = -Pi / 8 - Pi / 2 ;
@@ -76,21 +77,43 @@ void onLoad()
def.particleDef.colorDef.overTime.enable = true;
def.particleDef.colorDef.overTime.value.addColor(Color(255, 100, 0, 255), 0);
//def.particleDef.colorDef.overTime.value.addColor(Color(255, 255, 0, 100), 0.3);
- //def.particleDef.colorDef.overTime.value.addColor(Color(0, 255, 100, 100), 0.5);
- def.particleDef.colorDef.overTime.value.addColor(Color(255, 0, 0, 0), 1);
+ def.particleDef.colorDef.overTime.value.addColor(Color(0, 255, 100, 255), 0.5);
+ def.particleDef.colorDef.overTime.value.addColor(Color(255, 0, 0, 255), 1);
+
+ def.particleDef.transparencyDef.overTime.enable = true;
+ def.particleDef.transparencyDef.overTime.value.addPoint(0, 1);
+ def.particleDef.transparencyDef.overTime.value.addPoint(0.6, 0);
def.particleDef.blendDef.additive = true;
def.particleDef.lifeTimeDef.enableRandom = true;
def.particleDef.lifeTimeDef.life.random.floor = 0.5;
- def.particleDef.lifeTimeDef.life.random.ceil = 1.5;
+ def.particleDef.lifeTimeDef.life.random.ceil = 2;
def.particleDef.scaleDef.overTime.enable = true;
def.particleDef.scaleDef.overTime.value.addPoint(0, 1);
def.particleDef.scaleDef.overTime.value.addPoint(1, 0.7);
-
- p = new ParticleSystem(def);
- //p->addSprite(spr);
+*/
+ p = new ParticleSystem();
+ p->setEmitRate(0.01);
+ p->setEmitForce(80, 150);
+ //p->setEmitPosition(Vector2<float>(-2, -2), Vector2<float>(2, 2));
+ p->setEmitPosition(Vector2<float>());
+ p->setEmitDirection(-Pi / 8 - Pi / 2, Pi / 8 - Pi / 2);
+ p->setParticleLinearAccelaration(Vector2<float>(0, 10));
+ p->setParticleSpritesMode(SpriteMode::RANDOM);
+ p->addParticleSprites(2, spr, spr1, spr2);
+ p->addParticleColorPoint(Color(255, 100, 0, 255), 0);
+ p->addParticleColorPoint(Color(255, 255, 0, 100), 0.3);
+ p->addParticleColorPoint(Color(0, 255, 100, 255), 0.5);
+ p->addParticleColorPoint(Color(255, 0, 0, 255), 1);
+ //p->setParticleColor(Color(255, 30, 0, 255));
+ p->addParticleTransparencyPoint(1, 0);
+ p->addParticleTransparencyPoint(0.7, 1);
+ p->enableParticleBlendAdditive(true);
+ p->setParticleLife(0.5, 2);
+ p->addParticleScalePoint(1, 0);
+ p->addParticleScalePoint(0.7, 1);
}
void onEvent(Event* e)
@@ -119,13 +142,13 @@ void onDraw()
int main(int argc, char* argv[])
{
- Application* Application = Application::get();
+ Application* app = Application::get();
Application::Setting setting;
setting.loader = onLoad;
setting.eventHandler = onEvent;
setting.updater = onUpdate;
setting.drawer = onDraw;
- Application->init(&setting);
+ app->init(&setting);
AssetDatabase::get()->mount(".");
@@ -142,9 +165,9 @@ int main(int argc, char* argv[])
wnd->init(&wndSetting);
wnd->show();
- Application->run();
+ app->run();
- Application->quit();
+ app->quit();
wnd->quit();
return 0;
diff --git a/src/libjin/graphics/je_canvas.h b/src/libjin/graphics/je_canvas.h
index a908747..c88decc 100644
--- a/src/libjin/graphics/je_canvas.h
+++ b/src/libjin/graphics/je_canvas.h
@@ -42,6 +42,8 @@ namespace JinEngine
///
~Canvas();
+ inline GLuint getGLFrameBuffer() { return fbo; };
+
protected:
static const Canvas* const DEFAULT_CANVAS;
static const Canvas* current;
diff --git a/src/libjin/graphics/je_gl.cpp b/src/libjin/graphics/je_gl.cpp
index 745bbb2..c45a50e 100644
--- a/src/libjin/graphics/je_gl.cpp
+++ b/src/libjin/graphics/je_gl.cpp
@@ -1,6 +1,10 @@
#define OGL2D_IMPLEMENT
#include "je_gl.h"
#include "je_color.h"
+#include "je_canvas.h"
+#include "je_texture.h"
+#include "shaders/je_shader.h"
+#include "fonts/je_font.h"
using namespace JinEngine::Math;
@@ -15,7 +19,7 @@ namespace JinEngine
: mBlendMode(BlendMode::NONE)
{
memset(&mColor, 0xff, sizeof(mColor));
- memset(&mPrecolor, 0xff, sizeof(mPrecolor));
+ memset(&mBackColor, 0xff, sizeof(mBackColor));
// Set default modelview matrix.
mModelViewMatrices.push_back(Matrix());
mModelViewMatrix.setIdentity();
@@ -29,7 +33,7 @@ namespace JinEngine
void OpenGL::pushColor(GLubyte r, GLubyte g, GLubyte b, GLubyte a)
{
- memcpy(&mPrecolor, &mColor, sizeof(mPrecolor));
+ memcpy(&mBackColor, &mColor, sizeof(mBackColor));
mColor.r = r;
mColor.g = g;
mColor.b = b;
@@ -54,7 +58,7 @@ namespace JinEngine
void OpenGL::popColor()
{
- memcpy(&mColor, &mPrecolor, sizeof(mPrecolor));
+ memcpy(&mColor, &mBackColor, sizeof(mBackColor));
glColor4ub(mColor.r, mColor.g, mColor.b, mColor.a);
}
@@ -161,13 +165,13 @@ namespace JinEngine
void OpenGL::setColor(Color c)
{
- mCurrentColor = c;
+ mColor = c;
glColor4f(c.r / 255.f, c.g / 255.f, c.b / 255.f, c.a / 255.f);
}
Color OpenGL::getColor()
{
- return mCurrentColor;
+ return mColor;
}
void OpenGL::clearMatrix()
diff --git a/src/libjin/graphics/je_gl.h b/src/libjin/graphics/je_gl.h
index 4f53152..ee0194e 100644
--- a/src/libjin/graphics/je_gl.h
+++ b/src/libjin/graphics/je_gl.h
@@ -18,6 +18,9 @@ namespace JinEngine
namespace Shaders { class Shader; };
namespace Fonts { class Font; };
+
+ class Texture;
+
class Canvas;
class OpenGL
@@ -130,22 +133,22 @@ namespace JinEngine
///
///
///
- void useShader();
+ void useShader(const Shaders::Shader* shader);
///
///
///
- void useFont();
+ void useFont(const Fonts::Font* font);
///
///
///
- void useCanvas();
+ void useCanvas(const Canvas* canvas);
///
///
///
- void unUseShader();
+ void unuseShader();
///
///
@@ -177,31 +180,33 @@ namespace JinEngine
///
///
///
- Color mCurrentColor;
+ Color mColor;
///
///
///
BlendMode mBlendMode;
- struct { GLubyte r, g, b, a; } mColor; // current draw color
- struct { GLubyte r, g, b, a; } mPrecolor; // previous draw color
- GLuint mTexture; // current binded texture
+ //struct { GLubyte r, g, b, a; } mColor; // current draw color
+ //struct { GLubyte r, g, b, a; } mBackColor; // previous draw color
+ Color mBackColor;
+
+ GLuint mTexture; // current binded texture
///
///
///
- Canvas* mCurrentCanvas;
+ Canvas* mCanvas;
///
///
///
- Shaders::Shader* mCurrentShader;
+ Shaders::Shader* mShader;
///
///
///
- Fonts::Font* mCurrentFont;
+ Fonts::Font* mFont;
};
diff --git a/src/libjin/graphics/particles/je_particle.cpp b/src/libjin/graphics/particles/je_particle.cpp
index 6cab9db..00e593f 100644
--- a/src/libjin/graphics/particles/je_particle.cpp
+++ b/src/libjin/graphics/particles/je_particle.cpp
@@ -127,6 +127,11 @@ namespace JinEngine
float t = life / lifeTime;
if ((updateFlags & UPDATE_COLOR) != 0)
color = def->colorDef.overTime.value.getColor(t);
+ // transparency
+ if (def->transparencyDef.overTime.enable)
+ color.a *= def->transparencyDef.overTime.value.getValue(t);
+ else
+ color.a *= def->transparencyDef.transparency.value;
if ((updateFlags & UPDATE_SCALE) != 0)
{
// Lerp scale.
@@ -151,8 +156,8 @@ namespace JinEngine
int n = def->spritesDef.sprites.size();
if (def->spritesDef.mode == SpriteMode::ANIMATED)
spriteIndex = lerp<int>(0, n - 1, t);
- else
- spriteIndex = rng.rand(0, n - 1);
+ //else
+ // spriteIndex = rng.rand(0, n - 1);
}
life += dt;
alive = life < lifeTime;
diff --git a/src/libjin/graphics/particles/je_particle.h b/src/libjin/graphics/particles/je_particle.h
index 1efdc11..bef3e6d 100644
--- a/src/libjin/graphics/particles/je_particle.h
+++ b/src/libjin/graphics/particles/je_particle.h
@@ -78,6 +78,15 @@ namespace JinEngine
);
};
+ struct TransparencyDef
+ {
+ Math::Percentage transparency = 1.f;
+ Struct(overTime,
+ bool enable = false;
+ ScaledRangedValue value;
+ );
+ };
+
struct linearAccelarationDef
{
Math::Vector2<float> linearAccelaration;
@@ -135,6 +144,7 @@ namespace JinEngine
// Optional definitions.
ScaleDef scaleDef; ///<
ColorDef colorDef; ///<
+ TransparencyDef transparencyDef; ///<
private:
friend class ParticleEmitter;
diff --git a/src/libjin/graphics/particles/je_particle_emitter.cpp b/src/libjin/graphics/particles/je_particle_emitter.cpp
index 533bbf4..47957b6 100644
--- a/src/libjin/graphics/particles/je_particle_emitter.cpp
+++ b/src/libjin/graphics/particles/je_particle_emitter.cpp
@@ -60,7 +60,9 @@ namespace JinEngine
p->transform.setPosition(x, y);
}
else
- p->transform.setPosition(mDef.positionDef.position.position);
+ {
+ p->transform.setPosition(mDef.positionDef.position.position + mPS.mPosition);
+ }
// Init speed.
float r = 0;
if (mDef.directionDef.enableRandom)
@@ -104,7 +106,11 @@ namespace JinEngine
p->color = mPDef.colorDef.color;
// Sprite
if (mPDef.spritesDef.mode != SpriteMode::SINGLE)
+ {
p->updateFlags |= Particle::UPDATE_SPRITE;
+ if (mPDef.spritesDef.mode == SpriteMode::RANDOM)
+ p->spriteIndex = rng.rand(0, mPDef.spritesDef.sprites.size() - 1);
+ }
}
}
diff --git a/src/libjin/graphics/particles/je_particle_system.cpp b/src/libjin/graphics/particles/je_particle_system.cpp
index d16b918..2c2f9bb 100644
--- a/src/libjin/graphics/particles/je_particle_system.cpp
+++ b/src/libjin/graphics/particles/je_particle_system.cpp
@@ -1,3 +1,5 @@
+#include <stdarg.h>
+
#include "je_particle_system.h"
namespace JinEngine
@@ -7,6 +9,12 @@ namespace JinEngine
namespace Particles
{
+ ParticleSystem::ParticleSystem(uint maxCount)
+ : mEmitter(*this)
+ , mParticlePool(maxCount, sizeof(Particle))
+ {
+ }
+
ParticleSystem::ParticleSystem(const ParticleSystemDef& def)
: mDef(def)
, mEmitter(*this)
@@ -164,11 +172,23 @@ namespace JinEngine
mDef.particleDef.spritesDef.mode = mode;
}
- void ParticleSystem::addParticleSprites(const Sprite* sprite)
+ void ParticleSystem::addParticleSprite(const Sprite* sprite)
{
mDef.particleDef.spritesDef.sprites.push_back(sprite);
}
+ void ParticleSystem::addParticleSprites(uint count, ...)
+ {
+ va_list args;
+ va_start(args, count);
+ while (count--)
+ {
+ Sprite* spr = va_arg(args, Sprite*);
+ addParticleSprite(spr);
+ }
+ va_end(args);
+ }
+
void ParticleSystem::removeParticleSprite(uint i)
{
mDef.particleDef.spritesDef.sprites.erase(mDef.particleDef.spritesDef.sprites.begin() + i);
@@ -213,6 +233,23 @@ namespace JinEngine
mDef.particleDef.colorDef.overTime.value.removeColor(i);
}
+ void ParticleSystem::setParticleTransparency(float transparency)
+ {
+ mDef.particleDef.transparencyDef.overTime.enable = false;
+ mDef.particleDef.transparencyDef.transparency = transparency;
+ }
+
+ void ParticleSystem::addParticleTransparencyPoint(float transparency, float t)
+ {
+ mDef.particleDef.transparencyDef.overTime.enable = true;
+ mDef.particleDef.transparencyDef.overTime.value.addPoint(t, transparency);
+ }
+
+ void ParticleSystem::removeParticleTransparencyPoint(uint i)
+ {
+ mDef.particleDef.transparencyDef.overTime.value.removePoint(i);
+ }
+
}
}
} \ No newline at end of file
diff --git a/src/libjin/graphics/particles/je_particle_system.h b/src/libjin/graphics/particles/je_particle_system.h
index 1a07588..20f39dc 100644
--- a/src/libjin/graphics/particles/je_particle_system.h
+++ b/src/libjin/graphics/particles/je_particle_system.h
@@ -44,6 +44,11 @@ namespace JinEngine
ParticleSystem(const ParticleSystemDef& def);
///
+ ///
+ ///
+ ParticleSystem(uint maxCount = 64);
+
+ ///
/// Particle system destructor.
///
~ParticleSystem();
@@ -109,7 +114,8 @@ namespace JinEngine
void setParticleAngularSpeed(float speed);
void setParticleSpritesMode(SpriteMode mode);
- void addParticleSprites(const Sprite* sprite);
+ void addParticleSprite(const Sprite* sprite);
+ void addParticleSprites(uint count, ...);
void removeParticleSprite(uint i);
void enableParticleBlendAdditive(bool enable);
@@ -122,12 +128,14 @@ namespace JinEngine
void addParticleColorPoint(Color color, float t);
void removeParticleColorPoint(uint i);
+ void setParticleTransparency(float transparency);
+ void addParticleTransparencyPoint(float transparency, float t);
+ void removeParticleTransparencyPoint(uint i);
+
private:
friend class ParticleEmitter;
- ParticleSystem();
-
///
/// Particle system position.
///
diff --git a/src/libjin/graphics/shaders/je_shader.h b/src/libjin/graphics/shaders/je_shader.h
index 2009e79..36f3a40 100644
--- a/src/libjin/graphics/shaders/je_shader.h
+++ b/src/libjin/graphics/shaders/je_shader.h
@@ -159,6 +159,8 @@ namespace JinEngine
///
void setUVPointer(int n, GLenum type, GLsizei stride, const GLvoid * pointers);
+ inline GLuint getGLProgramID() { return mPID; };
+
protected:
///
/// Reference of current used shader.
diff --git a/src/libjin/math/je_quad.h b/src/libjin/math/je_quad.h
index fd5e7a1..b07b5f6 100644
--- a/src/libjin/math/je_quad.h
+++ b/src/libjin/math/je_quad.h
@@ -15,17 +15,16 @@ namespace JinEngine
: x(0), y(0), w(0), h(0)
{
}
+
Quad(float _x, float _y, float _w, float _h)
: x(_x), y(_y), w(_w), h(_h)
{
}
- ///
- ///
- ///
+
float x, y, w, h;
};
} // namespace Math
} // namespace JinEngine
-#endif // __JE_QUAD_H__
+#endif // __JE_QUAD_H__ \ No newline at end of file
diff --git a/src/libjin/math/je_vector2.hpp b/src/libjin/math/je_vector2.hpp
index 0a1a1e8..406b756 100644
--- a/src/libjin/math/je_vector2.hpp
+++ b/src/libjin/math/je_vector2.hpp
@@ -42,6 +42,11 @@ namespace JinEngine
data[1] += v.data[1];
}
+ Vector2<T> operator +(const Vector2<T>& v)
+ {
+ return Vector2<T>(data[0] + v.data[0], data[1] + v.data[1]);
+ }
+
void set(T _x, T _y)
{
data[0] = _x;
diff --git a/src/lua/common/je_lua_constant.h b/src/lua/common/je_lua_constant.h
index 6f70f09..c173b88 100644
--- a/src/lua/common/je_lua_constant.h
+++ b/src/lua/common/je_lua_constant.h
@@ -1 +1,14 @@
-#pragma once
+#ifndef __JE_LUA_CONSTANT_H__
+#define __JE_LUA_CONSTANT_H__
+
+namespace JinEngine
+{
+ namespace Lua
+ {
+
+
+
+ }
+}
+
+#endif \ No newline at end of file
generated by cgit v1.1-26-g67d0 at 2025-05-27 23:22:08 +0000