private static void OnRenderFrame()
{
watch.Stop();
float deltaTime = (float)watch.ElapsedTicks / System.Diagnostics.Stopwatch.Frequency;
watch.Restart();
// set up the viewport and clear the previous depth and color buffers
Gl.Viewport(0, 0, width, height);
Gl.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// perform rotation of the cube depending on the keyboard state
if (autoRotate)
{
xangle += deltaTime / 2;
yangle += deltaTime;
}
if (right)
{
yangle += deltaTime;
}
if (left)
{
yangle -= deltaTime;
}
if (up)
{
xangle -= deltaTime;
}
if (down)
{
xangle += deltaTime;
}
// make sure the shader program and texture are being used
Gl.UseProgram(program);
Gl.ActiveTexture(TextureUnit.Texture1);
Gl.BindTexture(brickNormals);
Gl.ActiveTexture(TextureUnit.Texture0);
Gl.BindTexture(brickDiffuse);
// set up the model matrix and draw the cube
program["model_matrix"].SetValue(Matrix4.CreateRotationY(yangle) * Matrix4.CreateRotationX(xangle));
program["enable_lighting"].SetValue(lighting);
program["enable_mapping"].SetValue(normalMapping);
Gl.BindBufferToShaderAttribute(cube, program, "vertexPosition");
Gl.BindBufferToShaderAttribute(cubeNormals, program, "vertexNormal");
Gl.BindBufferToShaderAttribute(cubeTangents, program, "vertexTangent");
Gl.BindBufferToShaderAttribute(cubeUV, program, "vertexUV");
Gl.BindBuffer(cubeTriangles);
Gl.DrawElements(BeginMode.Triangles, cubeTriangles.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
// bind the font program as well as the font texture
Gl.UseProgram(fontProgram.ProgramID);
Gl.BindTexture(font.FontTexture);
// draw the tutorial information, which is static
information.Draw();
Glut.glutSwapBuffers();
}
private static void OnRenderFrame()
{
watch.Stop();
float deltaTime = (float)watch.ElapsedTicks / System.Diagnostics.Stopwatch.Frequency;
watch.Restart();
// update our camera by moving it up to 5 units per second in each direction
if (down)
{
camera.MoveRelative(Vector3.UnitZ * deltaTime * 5);
}
if (up)
{
camera.MoveRelative(-Vector3.UnitZ * deltaTime * 5);
}
if (left)
{
camera.MoveRelative(-Vector3.UnitX * deltaTime * 5);
}
if (right)
{
camera.MoveRelative(Vector3.UnitX * deltaTime * 5);
}
if (space)
{
camera.MoveRelative(Vector3.UnitY * deltaTime * 3);
}
// set up the viewport and clear the previous depth and color buffers
Gl.Viewport(0, 0, width, height);
Gl.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// make sure the shader program and texture are being used
Gl.UseProgram(program);
Gl.ActiveTexture(TextureUnit.Texture1);
Gl.BindTexture(brickNormals);
Gl.ActiveTexture(TextureUnit.Texture0);
Gl.BindTexture(brickDiffuse);
// apply our camera view matrix to the shader view matrix (this can be used for all objects in the scene)
program["view_matrix"].SetValue(camera.ViewMatrix);
// set up the model matrix and draw the cube
program["model_matrix"].SetValue(Matrix4.Identity);
program["enable_lighting"].SetValue(lighting);
program["enable_mapping"].SetValue(normalMapping);
Gl.BindBufferToShaderAttribute(cube, program, "vertexPosition");
Gl.BindBufferToShaderAttribute(cubeNormals, program, "vertexNormal");
Gl.BindBufferToShaderAttribute(cubeTangents, program, "vertexTangent");
Gl.BindBufferToShaderAttribute(cubeUV, program, "vertexUV");
Gl.BindBuffer(cubeTriangles);
Gl.DrawElements(BeginMode.Triangles, cubeTriangles.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
// bind the font program as well as the font texture
Gl.UseProgram(fontProgram.ProgramID);
Gl.BindTexture(font.FontTexture);
// draw the tutorial information, which is static
information.Draw();
Glut.glutSwapBuffers();
}
private static void OnRenderFrame()
{
watch.Stop();
float deltaTime = (float)watch.ElapsedTicks / System.Diagnostics.Stopwatch.Frequency;
watch.Restart();
// perform rotation of the scene depending on keyboard input
if (right)
{
phi += deltaTime;
}
if (left)
{
phi -= deltaTime;
}
if (up)
{
theta += deltaTime;
}
if (down)
{
theta -= deltaTime;
}
if (theta < 0)
{
theta += (float)Math.PI * 2;
}
// set up the viewport and clear the previous depth and color buffers
Gl.Viewport(0, 0, width, height);
Gl.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// make sure the shader program and texture are being used
Gl.UseProgram(program.ProgramID);
Gl.BindTexture(flagTexture);
// calculate the camera position using some fancy polar co-ordinates
Vector3 position = 20 * new Vector3(Math.Cos(phi) * Math.Sin(theta), Math.Cos(theta), Math.Sin(phi) * Math.Sin(theta));
Vector3 upVector = ((theta % (Math.PI * 2)) > Math.PI) ? Vector3.Up : Vector3.Down;
program["view_matrix"].SetValue(Matrix4.LookAt(position, Vector3.Zero, upVector));
program["time"].SetValue(flagTime);
flagTime += deltaTime;
Gl.BindBufferToShaderAttribute(flagVertices, program, "vertexPosition");
Gl.BindBufferToShaderAttribute(flagUVs, program, "vertexUV");
Gl.BindBuffer(flagTriangles);
Gl.DrawElements(BeginMode.Quads, flagTriangles.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
// bind the font program as well as the font texture
Gl.UseProgram(fontProgram.ProgramID);
Gl.BindTexture(font.FontTexture);
// build this string every frame, since theta and phi can change
FontVAO vao = font.CreateString(fontProgram, string.Format("Theta: {0:0.000}, Phi: {1:0.000}, Time: {2:0.000}", theta, phi, flagTime), BMFont.Justification.Right);
vao.Position = new Vector2(width / 2 - 10, height / 2 - font.Height - 10);
vao.Draw();
vao.Dispose();
// draw the tutorial information, which is static
information.Draw();
Glut.glutSwapBuffers();
}
private static void OnRenderFrame()
{
watch.Stop();
float deltaTime = (float)watch.ElapsedTicks / System.Diagnostics.Stopwatch.Frequency;
watch.Restart();
// perform rotation of the cube depending on the keyboard state
if (autoRotate)
{
xangle += deltaTime / 2;
yangle += deltaTime;
}
if (right)
{
yangle += deltaTime;
}
if (left)
{
yangle -= deltaTime;
}
if (up)
{
xangle -= deltaTime;
}
if (down)
{
xangle += deltaTime;
}
// set up the viewport and clear the previous depth and color buffers
Gl.Viewport(0, 0, width, height);
Gl.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// make sure the shader program and texture are being used
Gl.UseProgram(program);
Gl.BindTexture(glassTexture);
// set up the model matrix and draw the cube
program["model_matrix"].SetValue(Matrix4.CreateRotationY(yangle) * Matrix4.CreateRotationX(xangle));
program["enable_lighting"].SetValue(lighting);
Gl.BindBufferToShaderAttribute(cube, program, "vertexPosition");
Gl.BindBufferToShaderAttribute(cubeNormals, program, "vertexNormal");
Gl.BindBufferToShaderAttribute(cubeUV, program, "vertexUV");
Gl.BindBuffer(cubeQuads);
Gl.DrawElements(BeginMode.Quads, cubeQuads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
//Draw window
Gl.BindTexture(kacaTexture);
// set up the model matrix and draw the cube
program["model_matrix"].SetValue(Matrix4.CreateRotationY(yangle) * Matrix4.CreateRotationX(xangle));
program["enable_lighting"].SetValue(lighting);
Gl.BindBufferToShaderAttribute(window, program, "vertexPosition");
Gl.BindBufferToShaderAttribute(windowNormals, program, "vertexNormal");
Gl.BindBufferToShaderAttribute(windowUV, program, "vertexUV");
Gl.BindBuffer(windowQuads);
Gl.DrawElements(BeginMode.Quads, windowQuads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
//drawwheel
Gl.BindTexture(rodaTexture);
Gl.BindBufferToShaderAttribute(wheel1, program, "vertexPosition");
Gl.BindBufferToShaderAttribute(wheel1Normals, program, "vertexNormal");
Gl.BindBufferToShaderAttribute(wheel1UV, program, "vertexUV");
Gl.BindBuffer(wheel1Quads);
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel11, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel21, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel31, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel41, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel111, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel211, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel311, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel411, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel112, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel212, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel312, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel412, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel2, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel3, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Gl.BindBufferToShaderAttribute(wheel4, program, "vertexPosition");
Gl.DrawElements(BeginMode.TriangleStrip, wheel1Quads.Count, DrawElementsType.UnsignedInt, IntPtr.Zero);
Glut.glutSwapBuffers();
}
