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Mandelbrot explorer

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This commit is contained in:
Ben
2019-01-31 17:30:19 +00:00
parent 70acbd8c54
commit 30f09d95f6
11 changed files with 2221 additions and 53 deletions
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70
C++/Mandelbrot explorer/main.cpp Normal file
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#include <iostream>
#include <map>
#define OLC_PGE_APPLICATION
#include "olcPixelGameEngine.h"
class Mandelbrot : public olc::PixelGameEngine {
public:
Mandelbrot() {
sAppName = "Mandelbrot set";
}
bool OnUserCreate() override {
return true;
}
bool OnUserUpdate(float fElapsedTime) override {
#pragma omp parallel for schedule(dynamic)
for (int pX = 0; pX < 1000; pX++) {
float mX = ((float)pX - 1000.0f / 2.0f) / 100 * m_scale - 1 + m_x;
#pragma omp parallel for schedule(dynamic)
for (int pY = 0; pY < 600; pY++) {
float mY = (600.0f / 2.0f - (float)pY) / 100 * m_scale - 1 + m_y;
float x = 0.0f; float y = 0.0f;
int iteration = 0;
while ((x * x) + (y * y) <= 2 * 2 && iteration < m_maxIterations) {
float tX = (x * x) - (y * y) + mX;
y = (2 * x * y) + mY;
x = tX;
iteration++;
}
olc::Pixel colour = olc::Pixel(iteration * 2, iteration * 2, iteration * 2);
DrawRect(pX, pY, 1, 1, colour);
}
}
// m_scale -= 0.01f;
if (GetKey(olc::Key::W).bHeld)
m_y *= 1.01f;
if (GetKey(olc::Key::S).bHeld)
m_y /= 1.01f;
if (GetKey(olc::Key::D).bHeld)
m_x *= 1.01f;
if (GetKey(olc::Key::A).bHeld)
m_x /= 1.01f;
if (GetKey(olc::Key::DOWN).bHeld)
m_scale *= 1.01f;
if (GetKey(olc::Key::UP).bHeld)
m_scale /= 1.01f;
std::cout << "Render time: " << fElapsedTime << std::endl;
return true;
}
private:
float m_x = 1.0f;
float m_y = 1.0f;
float m_scale = 0.7f;
int m_maxIterations = 100;
std::map<int, olc::Pixel> m_palete;
};
int main(int argc, char** argv) {
Mandelbrot app;
app.Construct(1000, 600, 1, 1);
app.Start();
return 0;
}

2069
C++/Mandelbrot explorer/olcPixelGameEngine.h Normal file
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C++/Mandelbrot explorer/output.o Executable file
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4
C++/Pixel-Engine/Rays/.gitignore vendored Normal file
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CMakeFiles/
cmake_install.cmake
CMakeCache.txt
Makefile

48
C++/Pixel-Engine/Rays/.vscode/settings.json vendored Normal file
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{
"files.associations": {
"cctype": "cpp",
"clocale": "cpp",
"cmath": "cpp",
"cstdarg": "cpp",
"cstddef": "cpp",
"cstdio": "cpp",
"cstdlib": "cpp",
"ctime": "cpp",
"cwchar": "cpp",
"cwctype": "cpp",
"array": "cpp",
"atomic": "cpp",
"*.tcc": "cpp",
"chrono": "cpp",
"condition_variable": "cpp",
"cstdint": "cpp",
"deque": "cpp",
"list": "cpp",
"unordered_map": "cpp",
"vector": "cpp",
"exception": "cpp",
"fstream": "cpp",
"functional": "cpp",
"initializer_list": "cpp",
"iosfwd": "cpp",
"iostream": "cpp",
"istream": "cpp",
"limits": "cpp",
"memory": "cpp",
"new": "cpp",
"optional": "cpp",
"ostream": "cpp",
"ratio": "cpp",
"sstream": "cpp",
"stdexcept": "cpp",
"streambuf": "cpp",
"string_view": "cpp",
"system_error": "cpp",
"thread": "cpp",
"cinttypes": "cpp",
"type_traits": "cpp",
"tuple": "cpp",
"typeinfo": "cpp",
"utility": "cpp"
}
}

19
C++/Pixel-Engine/Rays/main.cpp
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@@ -4,39 +4,32 @@
#include <iostream>
Rect rect;
bool isHoverd = false;
class RaysApp : public olc::PixelGameEngine {
public:
RaysApp() {
RaysApp()
: rect() {
sAppName = "Rays";
}
bool OnUserCreate() override {
rect.SetRect(100, 100, 200, 100);
return true;
}
bool OnUserUpdate(float fElapsedTime) override {
Clear(olc::BLACK);
if (!isHoverd) {
DrawRect(rect.x, rect.y, rect.w, rect.h, olc::RED);
} else {
if (rect.Contains(new Vec2<int>(GetMouseX(), GetMouseY()))) {
FillRect(rect.x, rect.y, rect.w, rect.h, olc::RED);
} else {
DrawRect(rect.x, rect.y, rect.w, rect.h, olc::RED);
}
std::cout << "MouseX: " << GetMouseX() << " MouseY: " << GetMouseY() << std::endl;
if (rect.Contains(new Vec2<int>(GetMouseX(), GetMouseY()))) {
isHoverd = true;
} else {
isHoverd = false;
}
return true;
}
Rect rect;
};
int main(int argc, char** argv) {

37
C++/Pixel-Engine/Rays/olcPixelGameEngine.h
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@@ -569,24 +569,24 @@ namespace olc
//==========================================================
// std::wstring ConvertS2W(std::string s)
// {
// #ifdef _WIN32
// int count = MultiByteToWideChar(CP_UTF8, 0, s.c_str(), -1, NULL, 0);
// wchar_t* buffer = new wchar_t[count];
// MultiByteToWideChar(CP_UTF8, 0, s.c_str(), -1, buffer, count);
// std::wstring w(buffer);
// delete[] buffer;
// return w;
// #endif
// //#ifdef __MINGW32__
// // wchar_t *buffer = new wchar_t[sImageFile.length() + 1];
// // mbstowcs(buffer, sImageFile.c_str(), sImageFile.length());
// // buffer[sImageFile.length()] = L'\0';
// // wsImageFile = buffer;
// // delete[] buffer;
// //#else
// }
std::wstring ConvertS2W(std::string s)
{
#ifdef _WIN32
int count = MultiByteToWideChar(CP_UTF8, 0, s.c_str(), -1, NULL, 0);
wchar_t* buffer = new wchar_t[count];
MultiByteToWideChar(CP_UTF8, 0, s.c_str(), -1, buffer, count);
std::wstring w(buffer);
delete[] buffer;
return w;
#endif
//#ifdef __MINGW32__
// wchar_t *buffer = new wchar_t[sImageFile.length() + 1];
// mbstowcs(buffer, sImageFile.c_str(), sImageFile.length());
// buffer[sImageFile.length()] = L'\0';
// wsImageFile = buffer;
// delete[] buffer;
//#else
}
Sprite::Sprite()
{
@@ -1273,6 +1273,7 @@ namespace olc
void PixelGameEngine::DrawRect(int32_t x, int32_t y, int32_t w, int32_t h, Pixel p)
{
w--; h--;
DrawLine(x, y, x+w, y, p);
DrawLine(x+w, y, x+w, y+h, p);
DrawLine(x+w, y+h, x, y+h, p);

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C++/Pixel-Engine/Rays/output.o
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5
OpenGL/cube/.vscode/settings.json vendored Normal file
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{
"files.associations": {
"chrono": "cpp"
}
}

10
OpenGL/cube/shaders/simple.frag
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#version 130
in vec3 Colour;
out vec4 outColour;
uniform vec3 triangleColour;
void main() {
outColour = vec4(Colour, 1.0);
}

12
OpenGL/cube/shaders/simple.vert
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#version 130
in vec2 position;
in vec3 colour;
out vec3 Colour;
void main() {
Colour = colour;
gl_Position = vec4(position, 0.0, 1.0);
// Equivilent to vec4(position.x, position.y, 0.0, 1.0)
}