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Replaced glLoadGen loader with glad loader and dynamically load EGL and GLES extensions as is done for desktop GL.

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Lukas Dürrenberger 2019-04-13 13:16:32 +02:00 • committed by Lukas Dürrenberger
parent f2b8e6397b
commit 2eb70c6537
44 changed files with 35003 additions and 3965 deletions
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28
examples/window/Window.cpp
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@ -2,17 +2,14 @@
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Window.hpp>
#include <SFML/OpenGL.hpp>
#define GLAD_GL_IMPLEMENTATION
#include "gl.h"
#ifdef SFML_SYSTEM_IOS
#include <SFML/Main.hpp>
#endif
#ifdef SFML_OPENGL_ES
#define glClearDepth glClearDepthf
#define glFrustum glFrustumf
#endif
////////////////////////////////////////////////////////////
/// Entry point of application
///
@ -31,8 +28,19 @@ int main()
// Make it the active window for OpenGL calls
window.setActive();
// Load OpenGL or OpenGL ES entry points using glad
#ifdef SFML_OPENGL_ES
gladLoadGLES1(reinterpret_cast<GLADloadfunc>(sf::Context::getFunction));
#else
gladLoadGL(reinterpret_cast<GLADloadfunc>(sf::Context::getFunction));
#endif
// Set the color and depth clear values
#ifdef SFML_OPENGL_ES
glClearDepthf(1.f);
#else
glClearDepth(1.f);
#endif
glClearColor(0.f, 0.f, 0.f, 1.f);
// Enable Z-buffer read and write
@ -50,7 +58,11 @@ int main()
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
GLfloat ratio = static_cast<float>(window.getSize().x) / window.getSize().y;
#ifdef SFML_OPENGL_ES
glFrustumf(-ratio, ratio, -1.f, 1.f, 1.f, 500.f);
#else
glFrustum(-ratio, ratio, -1.f, 1.f, 1.f, 500.f);
#endif
// Define a 3D cube (6 faces made of 2 triangles composed by 3 vertices)
GLfloat cube[] =
@ -134,7 +146,11 @@ int main()
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
GLfloat ratio = static_cast<float>(event.size.width) / event.size.height;
#ifdef SFML_OPENGL_ES
glFrustumf(-ratio, ratio, -1.f, 1.f, 1.f, 500.f);
#else
glFrustum(-ratio, ratio, -1.f, 1.f, 1.f, 500.f);
#endif
}
}