public void onSurfaceCreated(GL10 gl, EGLConfig config)
{
gl.glMatrixMode(GL10_GL_PROJECTION);
float size = .01f * (float)java.lang.Math.tan(java.lang.Math.toRadians(45.0) / 2);
float ratio = _width / _height;
// perspective:
gl.glFrustumf(-size, size, -size / ratio, size / ratio, 0.01f, 100.0f);
// orthographic:
//gl.glOrthof(-1, 1, -1 / ratio, 1 / ratio, 0.01f, 100.0f);
gl.glViewport(0, 0, (int)_width, (int)_height);
gl.glMatrixMode(GL10_GL_MODELVIEW);
gl.glEnable(GL10_GL_DEPTH_TEST);
// define the color we want to be displayed as the "clipping wall"
gl.glClearColor(0f, 0f, 0f, 1.0f);
// enable the differentiation of which side may be visible
gl.glEnable(GL10_GL_CULL_FACE);
// which is the front? the one which is drawn counter clockwise
gl.glFrontFace(GL10_GL_CCW);
// which one should NOT be drawn
gl.glCullFace(GL10_GL_BACK);
gl.glEnableClientState(GL10_GL_VERTEX_ARRAY);
gl.glEnableClientState(GL10_GL_COLOR_ARRAY);
initTriangle();
}
private void Sync(bool pollEvents)
{
double dt = 1 / 60.0;
double currentTime = GLFW.glfwGetTime();
// Main loop
while (GLFW.glfwWindowShouldClose(Handle) == 0)
{
double newTime = GLFW.glfwGetTime();
double frameTime = newTime - currentTime;
currentTime = newTime;
while (frameTime > 0)
{
double deltaTime = Math.Min(frameTime, dt);
frameTime -= deltaTime;
for (var i = 0; i < blocks.Length; i++)
{
blocks[i].UseDelta = useDelta;
blocks[i].Update(deltaTime, width, height);
}
}
// Render a background and enable some stuff for 2d rendering with alpha
GL10.glMatrixMode(GL11.GL_PROJECTION);
GL10.glLoadIdentity();
GL10.glOrtho(0, width, height, 0, -1, 1);
GL10.glMatrixMode(GL11.GL_MODELVIEW);
GL10.glLoadIdentity();
GL10.glEnable(GL11.GL_BLEND);
GL10.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
GL10.glViewport(0, 0, Width, Height);
GL10.glClearColor(0, 0, 0, 1);
GL10.glClear(GL11.GL_COLOR_BUFFER_BIT);
// Render
for (var i = 0; i < blocks.Length; i++)
{
blocks[i].Render();
}
GLFW.glfwSwapBuffers(Handle);
GLFW.glfwPollEvents();
}
GLFW.glfwDestroyWindow(Handle);
}
public void onSurfaceCreated(GL10 gl, EGLConfig config)
{
gl.glMatrixMode(GL10_GL_PROJECTION);
float size = .01f * (float)java.lang.Math.tan(java.lang.Math.toRadians(45.0) / 2);
float ratio = _width / _height;
// perspective:
gl.glFrustumf(-size, size, -size / ratio, size / ratio, 0.01f, 100.0f);
// orthographic:
//gl.glOrthof(-1, 1, -1 / ratio, 1 / ratio, 0.01f, 100.0f);
gl.glViewport(0, 0, (int)_width, (int)_height);
gl.glMatrixMode(GL10_GL_MODELVIEW);
gl.glEnable(GL10_GL_DEPTH_TEST);
// define the color we want to be displayed as the "clipping wall"
gl.glClearColor(0f, 0f, 0f, 1.0f);
// enable the differentiation of which side may be visible
gl.glEnable(GL10_GL_CULL_FACE);
// which is the front? the one which is drawn counter clockwise
gl.glFrontFace(GL10_GL_CCW);
// which one should NOT be drawn
gl.glCullFace(GL10_GL_BACK);
gl.glEnableClientState(GL10_GL_VERTEX_ARRAY);
gl.glEnableClientState(GL10_GL_COLOR_ARRAY);
initTriangle();
}