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https://github.com/libretro/Play-.git
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99 lines
2.1 KiB
C++
99 lines
2.1 KiB
C++
#include <cassert>
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#include "opengl/OpenGlDef.h"
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#include "GSH_OpenGLAndroid.h"
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#include "../Log.h"
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CGSH_OpenGLAndroid::CGSH_OpenGLAndroid(NativeWindowType window)
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: m_window(window)
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{
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//We'll probably need to keep 'window' as a Global JNI object
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}
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CGSH_OpenGLAndroid::~CGSH_OpenGLAndroid()
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{
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}
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CGSHandler::FactoryFunction CGSH_OpenGLAndroid::GetFactoryFunction(NativeWindowType window)
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{
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return [window]() { return new CGSH_OpenGLAndroid(window); };
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}
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void CGSH_OpenGLAndroid::InitializeImpl()
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{
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static const EGLint configAttribs[] =
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{
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EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
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EGL_BLUE_SIZE, 8,
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EGL_GREEN_SIZE, 8,
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EGL_RED_SIZE, 8,
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EGL_NONE
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};
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static const EGLint contextAttribs[] =
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{
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EGL_CONTEXT_CLIENT_VERSION, 3,
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EGL_NONE
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};
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m_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
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eglInitialize(m_display, 0, 0);
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EGLint numConfigs = 0;
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eglChooseConfig(m_display, configAttribs, &m_config, 1, &numConfigs);
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assert(numConfigs > 0);
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m_context = eglCreateContext(m_display, m_config, NULL, contextAttribs);
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assert(m_context != EGL_NO_CONTEXT);
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SetupContext();
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CGSH_OpenGL::InitializeImpl();
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}
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void CGSH_OpenGLAndroid::PresentBackbuffer()
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{
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eglSwapBuffers(m_display, m_surface);
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}
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void CGSH_OpenGLAndroid::SetWindow(NativeWindowType window)
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{
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m_window = window;
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m_mailBox.SendCall(
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[this] ()
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{
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SetupContext();
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},
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true
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);
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}
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void CGSH_OpenGLAndroid::SetupContext()
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{
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if(m_surface != EGL_NO_SURFACE)
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{
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eglDestroySurface(m_display, m_surface);
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m_surface = EGL_NO_SURFACE;
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}
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m_surface = eglCreateWindowSurface(m_display, m_config, m_window, NULL);
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assert(m_surface != EGL_NO_SURFACE);
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auto makeCurrentResult = eglMakeCurrent(m_display, m_surface, m_surface, m_context);
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assert(makeCurrentResult != EGL_FALSE);
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{
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GLint w = 0, h = 0;
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eglQuerySurface(m_display, m_surface, EGL_WIDTH, &w);
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eglQuerySurface(m_display, m_surface, EGL_HEIGHT, &h);
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PRESENTATION_PARAMS presentationParams;
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presentationParams.mode = PRESENTATION_MODE_FIT;
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presentationParams.windowWidth = w;
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presentationParams.windowHeight = h;
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SetPresentationParams(presentationParams);
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}
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}
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