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Diffstat (limited to 'src/libjin/Graphics/je_window.cpp')
| -rw-r--r-- | src/libjin/Graphics/je_window.cpp | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/libjin/Graphics/je_window.cpp b/src/libjin/Graphics/je_window.cpp new file mode 100644 index 0000000..f0b789e --- /dev/null +++ b/src/libjin/Graphics/je_window.cpp @@ -0,0 +1,111 @@ +#include "../core/je_configuration.h" +#if defined(jin_graphics) + +#include <iostream> + +#include "../utils/je_utils.h" +#include "../audio/sdl/je_sdl_audio.h" +#include "../utils/je_log.h" + +#include "shader/je_shader.h" +#include "je_window.h" +#include "je_gl.h" +#include "je_canvas.h" + +namespace JinEngine +{ + namespace Graphics + { + + bool Window::initSystem(const SettingBase* s) + { + #if defined(jin_debug) + Loghelper::log(Loglevel::LV_INFO, "Init window system"); + #endif + + if (SDL_Init(SDL_INIT_VIDEO) < 0) + return false; + + const Setting* setting = (Setting*)s; + mSize.w = setting->width; + mSize.h = setting->height; + mFps = setting->fps; + bool vsync = setting->vsync; + const char* title = setting->title; + + if (mWnd) + { + SDL_DestroyWindow(mWnd); + SDL_FlushEvent(SDL_WINDOWEVENT); + } + + SDL_GLContext ctx = NULL; + + if (ctx) + { + SDL_GL_DeleteContext(ctx); + } + + SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3); + SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1); + SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); + + int wx = SDL_WINDOWPOS_UNDEFINED, + wy = SDL_WINDOWPOS_UNDEFINED; + + int flag = SDL_WINDOW_SHOWN | SDL_WINDOW_OPENGL; + if (setting->fullscreen) flag |= SDL_WINDOW_FULLSCREEN; + if (setting->resizable) flag |= SDL_WINDOW_RESIZABLE; + + mWnd = SDL_CreateWindow(title, wx, wy, mSize.w, mSize.h, flag); + if (mWnd == NULL) + return false; + ctx = SDL_GL_CreateContext(mWnd); + if (ctx == NULL) + return false; + SDL_GL_SetSwapInterval(vsync ? 1 : 0); + SDL_GL_MakeCurrent(mWnd, ctx); + // default configuration + gl.setClearColor(0, 0, 0, 0xff); + gl.pushColor(0xff, 0xff, 0xff, 0xff); + gl.enable(GL_BLEND); + gl.enable(GL_TEXTURE_2D); + gl.setBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + // avoid white screen blink on windows + swapBuffers(); + // bind to default canvas + Canvas::unbind(); + Shader::unuse(); + return true; + } + + void Window::quitSystem() + { + // disable opengl + gl.disable(GL_BLEND); + gl.disable(GL_TEXTURE_2D); + // close window + SDL_DestroyWindow(mWnd); + SDL_Quit(); + } + + void Window::swapBuffers() + { + if (mWnd) + SDL_GL_SwapWindow(mWnd); + } + + void Window::setTitle(const char* title) + { + SDL_SetWindowTitle(mWnd, title); + }; + + } // namespace Graphics +} // namespace JinEngine + +#endif // defined(jin_graphics)
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