/// <summary>
/// Draws the text.
/// </summary>
/// <param name="gl">The gl.</param>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <param name="r">The r.</param>
/// <param name="g">The g.</param>
/// <param name="b">The b.</param>
/// <param name="faceName">Name of the face.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="text">The text.</param>
public void DrawText(OpenGL gl, int x, int y, float r, float g, float b, string faceName, float fontSize, string text)
{
// Get the font size in pixels.
var fontHeight = (int)(fontSize * (16.0f / 12.0f));
// Do we have a font bitmap entry for this OpenGL instance and face name?
var result = (from fbe in fontBitmapEntries
where fbe.HDC == gl.RenderContextProvider.DeviceContextHandle
&& fbe.HRC == gl.RenderContextProvider.RenderContextHandle
&& String.Compare(fbe.FaceName, faceName, StringComparison.OrdinalIgnoreCase) == 0
&& fbe.Height == fontHeight
select fbe).ToList();
// Get the FBE or null.
var fontBitmapEntry = result.FirstOrDefault();
// If we don't have the FBE, we must create it.
if (fontBitmapEntry == null)
fontBitmapEntry = CreateFontBitmapEntry(gl, faceName, fontHeight);
double width = gl.RenderContextProvider.Width;
double height = gl.RenderContextProvider.Height;
// Create the appropriate projection matrix.
gl.MatrixMode(OpenGL.GL_PROJECTION);
gl.PushMatrix();
gl.LoadIdentity();
int[] viewport = new int[4];
gl.GetInteger(OpenGL.GL_VIEWPORT, viewport);
gl.Ortho(0, width, 0, height, -1, 1);
// Create the appropriate modelview matrix.
gl.MatrixMode(OpenGL.GL_MODELVIEW);
gl.PushMatrix();
gl.LoadIdentity();
gl.Color(r, g, b);
gl.RasterPos(x, y);
gl.PushAttrib(OpenGL.GL_LIST_BIT | OpenGL.GL_CURRENT_BIT |
OpenGL.GL_ENABLE_BIT | OpenGL.GL_TRANSFORM_BIT);
gl.Color(r, g, b);
gl.Disable(OpenGL.GL_LIGHTING);
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.Disable(OpenGL.GL_DEPTH_TEST);
gl.RasterPos(x, y);
// Set the list base.
gl.ListBase(fontBitmapEntry.ListBase);
// Create an array of lists for the glyphs.
var lists = text.Select(c => (byte) c).ToArray();
// Call the lists for the string.
gl.CallLists(lists.Length, lists);
gl.Flush();
// Reset the list bit.
gl.PopAttrib();
// Pop the modelview.
gl.PopMatrix();
// back to the projection and pop it, then back to the model view.
gl.MatrixMode(OpenGL.GL_PROJECTION);
gl.PopMatrix();
gl.MatrixMode(OpenGL.GL_MODELVIEW);
}
private void openGLControl1_OpenGLDraw(object sender, SharpGL.RenderEventArgs args)
{
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.LookAt(0, 20, 30, 0, 0, 0, 0, 1, 0);
//desenha o piso
gl.Enable(OpenGL.GL_TEXTURE_2D);
grass.Bind(gl);
gl.Begin(OpenGL.GL_QUADS);
gl.Color(0.0f, 1.0f, 0.0f);
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-100.0f, 0.0f, -100.0f);
gl.TexCoord(100.0f, 0.0f); gl.Vertex(100.0f, 0.0f, -100.0f);
gl.TexCoord(100.0f, 100.0f); gl.Vertex(100.0f, 0.0f, 100.0f);
gl.TexCoord(0.0f, 100.0f); gl.Vertex(-100.0f, 0.0f, 100.0f);
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
foreach (Polygon polygon in polygons)
{
polygon.PushObjectSpace(gl);
polygon.Render(gl, SharpGL.SceneGraph.Core.RenderMode.Render);
polygon.PopObjectSpace(gl);
}
gl.Flush();
}
private void openGLControl1_OpenGLDraw(object sender, RenderEventArgs args)
{
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.Translate(-1.5f, 0f, -6f);
gl.Begin(OpenGL.GL_TRIANGLES);
{
gl.Vertex(0.0f, 1.0f, 0.0f);
gl.Vertex(-1.0f, -1.0f, 0.0f);
gl.Vertex(1.0f, -1.0f, 0.0f);
}
gl.End();
gl.Translate(3f, 0f, 0f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.Vertex(-1.0f, 1.0f, 0.0f);
gl.Vertex(1.0f, 1.0f, 0.0f);
gl.Vertex(1.0f, -1.0f, 0.0f);
gl.Vertex(-1.0f, -1.0f, 0.0f);
}
gl.End();
gl.Flush();
}
//在鼠标按下的时候触发的事件
public void DrawStart()
{
fPoint currentPoint = new fPoint(fx, fy);
switch (selectedTool)
{
case Tools.pointer:
break;
//橡皮擦为白色的50宽度的铅笔
case Tools.pen:
case Tools.eraser:
pointQueue.Enqueue(currentPoint);
gl.Begin(OpenGL.GL_POINTS);
{
gl.Vertex(fx, fy, 0f);
}
gl.End();
gl.Flush();
break;
case Tools.line:
pointQueue.Enqueue(currentPoint);
//gl.genbuffers(1, buffers);
//gl.bindbuffer(buffers[0], opengl.gl_color_buffer_bit);
break;
case Tools.circle:
case Tools.rec:
pointQueue.Enqueue(currentPoint);
break;
case Tools.poly:
if (pointQueue.Count != 0)
{
gl.Begin(OpenGL.GL_LINES);
{
gl.Vertex(currentPoint.fx, currentPoint.fy, 0f);
gl.Vertex(pointQueue.Peek().fx, pointQueue.Peek().fy);
}
gl.End();
pointQueue.Clear();
}
break;
}
isDrawing = true;
}
private void openGLControl1_OpenGLDraw(object sender, RenderEventArgs e)
{
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.PushMatrix();
gl.Translate(0.0f, 0.0f, -6.0f);
gl.Rotate(angle, 1.0f, 1.0f, 1.0f);
gl.BindTexture(OpenGL.GL_TEXTURE_2D, textures[0]);
gl.Begin(OpenGL.GL_QUADS);
gl.Normal(0.0f, 0.0f, -1.0f);
// Front Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
// Back Face
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
// Top Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f);
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f);
// Bottom Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f);
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f);
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, 1.0f);
// Right face
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, -1.0f, -1.0f);
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, -1.0f, 1.0f);
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f);
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, -1.0f);
// Left Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.End();
gl.PopMatrix();
gl.Flush();
angle += rotSpeed;
}
private void openGLControl1_OpenGLDraw(object sender, RenderEventArgs e)
{
// Get the OpenGL object, for quick access.
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.Translate(0.0f, 0.0f, -6.0f);
gl.Rotate(rtri, 0.0f, 1.0f, 0.0f);
// Bind the texture.
texture.Bind(gl);
gl.Begin(OpenGL.GL_QUADS);
// Front Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
// Back Face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
// Top Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
// Bottom Face
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
// Right face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
// Left Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.End();
gl.Flush();
rtri += 1.0f;// 0.2f; // Increase The Rotation Variable For The Triangle
}
//jumpFrame: 一次跳躍資料數
public static void drawGL_FrameData_Triangle(SharpGL.OpenGL gl_object, FrameData_LJV7 frame, int jumpFrame)
{
gl_object.Clear(OpenGL.COLOR_BUFFER_BIT | OpenGL.DEPTH_BUFFER_BIT);
//可以不用每次都旋轉，可以滑鼠動作時變更即可
//不影響效能
gl_object.LoadIdentity();
gl_object.Translate(_LX, _LY, _LZ);
gl_object.Rotate(_RoX, 0.0, 1.0, 0.0);
gl_object.Rotate(_RoY, 1.0, 0.0, 0.0);
gl_object.Rotate(_RoZ, 0.0, 0.0, 1.0);
double x = 0, y = 0;
double centerx = frame.size_per_frame / 2;
double centery = frame.LJVcount / 2;
double diff = frame.Max_Buffer_Compute - frame.Min_Buffer_Compute;
double r = 0, g = 0, b = 0;
double Color_H = 0.0;
for (int j = 0; j < frame.LJVcount - jumpFrame; j += jumpFrame)
{
gl_object.Begin(OpenGL.TRIANGLE_STRIP);
for (int i = 0; i < frame.size_per_frame - jumpFrame; i += jumpFrame)
{
int pos = Convert.ToInt32(i * frame.LJVcount + j);
if (frame.buffer_compute[pos] == -999 || frame.buffer_compute[pos + jumpFrame] == -999)
{
gl_object.End();
gl_object.Begin(OpenGL.TRIANGLE_STRIP);
continue;
}
Color_H = (frame.buffer_compute[pos] - frame.Min_Buffer_Compute) / diff;
Color_H = Color_H * (MaxColorH - MinColorH) + MinColorH;
HsvToRgb(Color_H, 1.0, 1.0, out r, out g, out b);
gl_object.Color(r, g, b);
x = (Convert.ToDouble(i) - centerx) / Convert.ToDouble(100);
y = -(Convert.ToDouble(j) - centery) / Convert.ToDouble(100);
gl_object.Vertex(x, y, frame.buffer_compute[pos]);
Color_H = (frame.buffer_compute[pos + jumpFrame] - frame.Min_Buffer_Compute) / diff;
Color_H = Color_H * (MaxColorH - MinColorH) + MinColorH;
HsvToRgb(Color_H, 1.0, 1.0, out r, out g, out b);
gl_object.Color(r, g, b);
x = (Convert.ToDouble(i) - centerx) / Convert.ToDouble(100);
y = -(Convert.ToDouble(j + jumpFrame) - centery) / Convert.ToDouble(100);
gl_object.Vertex(x, y, frame.buffer_compute[pos + jumpFrame]);
}
gl_object.End();
}
//drawAxis(gl_object);
gl_object.Flush();
return;
}
private void openGLControl1_OpenGLDraw(object sender, SharpGL.RenderEventArgs args)
{
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.Translate(0.0f, 0.0f, -6.0f);
//绘制正方体，Rotate The Quad On The X, Y, And Z Axes
gl.Rotate(x, -1.0f, 0.0f, 0.0f);
gl.Rotate(y, 0.0f, 0.0f, 1.0f);
gl.Rotate(z, 0.0f, 1.0f, 0.0f);
gl.BindTexture(OpenGL.GL_TEXTURE_2D, textures[0]);
gl.Begin(OpenGL.GL_QUADS);
// Front Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
// Back Face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
// Top Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
// Bottom Face
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
// Right face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
// Left Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.End();
gl.Flush();
}
public static void Draw3DInformation(SharpGL.OpenGL gl_object, float[] X, float[] Y, float[] Z, DetectedRectRegion DetectField)
{
double MaxDistance = 0;
double r = 0, g = 0, b = 0;
gl_object.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl_object.LoadIdentity();
gl_object.Translate(_LX, _LY, _LZ);
gl_object.Rotate(_RoX, 0.0, 1.0, 0.0);
gl_object.Rotate(_RoY, 1.0, 0.0, 0.0);
gl_object.Rotate(_RoZ, 0.0, 0.0, 1.0);
//畫光達自己的位置
gl_object.Begin(OpenGL.GL_TRIANGLES);
gl_object.Color(1.0, 1.0, 1.0);
gl_object.Vertex(-0.2, -0.15, 0);
gl_object.Vertex(0, 0.2, 0);
gl_object.Vertex(0.2, -0.15, 0);
gl_object.End();
drawAxis(gl_object);
//畫D場景
gl_object.Begin(OpenGL.GL_POINTS);
for (int i = 0; i < 23040; i++)
{
if (DetectField.DetectRegionX1 < X[i] && X[i] < DetectField.DetectRegionX2 && DetectField.DetectRegionY1 < Y[i] && Y[i] < DetectField.DetectRegionY2 && DetectField.DetectRegionZ1 < Z[i] && Z[i] < DetectField.DetectRegionZ2)
{
continue;
}
if (X[i] != 0 && Y[i] != 0 && Z[i] != 0)
{
//用XY距離計算顯示顏色
double XYDistance = Math.Sqrt(X[i] * X[i] + Y[i] * Y[i]);
if (XYDistance > MaxDistance)
{
MaxDistance = XYDistance;
}
if (XYDistance > 10)
{
XYDistance = 10;
}
XYDistance = XYDistance / 10 * (360 - 30) + 30;
HsvToRgb(XYDistance, 1, 1, out r, out g, out b);
gl_object.Color(r, g, b);
//畫上點座標
gl_object.Vertex(X[i], Y[i], Z[i]);
}
}
gl_object.End();
gl_object.Flush();
}
public static void drawGL_FrameData_Triangle(SharpGL.OpenGL gl_object, ModelBuilder builder, int jumpFrame)
{
if (builder._ShowPoints == null || builder._ShowPoints.Length <= 0)
{
return;
}
gl_object.Clear(OpenGL.COLOR_BUFFER_BIT | OpenGL.DEPTH_BUFFER_BIT);
//可以不用每次都旋轉，可以滑鼠動作時變更即可
//不影響效能
gl_object.LoadIdentity();
gl_object.Translate(GLDrawObject._LX, GLDrawObject._LY, GLDrawObject._LZ);
gl_object.Rotate(GLDrawObject._RoX, 0.0, 1.0, 0.0);
gl_object.Rotate(GLDrawObject._RoY, 1.0, 0.0, 0.0);
gl_object.Rotate(GLDrawObject._RoZ, 0.0, 0.0, 1.0);
for (int j = 0; j < builder._LJV7Frame.LJVcount - jumpFrame; j += jumpFrame)
{
gl_object.Begin(OpenGL.TRIANGLE_STRIP);
for (int i = 0; i < builder._LJV7Frame.size_per_frame - jumpFrame; i += jumpFrame)
{
int pos = Convert.ToInt32(i * builder._LJV7Frame.LJVcount + j);
if (builder._ShowPoints[pos].Z == -999 || builder._ShowPoints[pos + jumpFrame].Z == -999)
{
gl_object.End();
gl_object.Begin(OpenGL.TRIANGLE_STRIP);
continue;
}
DPoint point = builder._ShowPoints[pos];
gl_object.Color(point.r, point.g, point.b);
gl_object.Vertex(point.X, point.Y, point.Z);
point = builder._ShowPoints[pos + jumpFrame];
gl_object.Color(point.r, point.g, point.b);
gl_object.Vertex(point.X, point.Y, point.Z);
//Console.WriteLine("X:" + point.r);
//Console.WriteLine("Y:" + point.g);
//Console.WriteLine("Z:" + point.b);
}
gl_object.End();
}
GLDrawObject.drawAxis(gl_object);
gl_object.Flush();
return;
}
public override void Draw(SharpGL.OpenGL gl)
{
//Process alignment in baseclass
base.Draw(gl);
//Draw the square on screen
gl.Begin(OpenGL.GL_QUADS);
gl.Color(Color.R, Color.G, Color.B);
gl.Vertex(-15f, -15f);
gl.Vertex(-15f, 15f);
gl.Vertex(15f, 15f);
gl.Vertex(15f, -15f);
gl.End();
gl.Flush();
}
private void openGLControl1_OpenGLDraw(object sender, SharpGL.RenderEventArgs args)
{
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Enable(OpenGL.GL_TEXTURE_2D);
if (playerLives != 0)
{
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.Translate(0.0f, 0.0f, -20.0f);
main.Create(gl, "..\\..\\main.png");
gl.PushMatrix();
gl.Begin(OpenGL.GL_QUADS);
gl.TexCoord(1, 1); gl.Vertex(-1, -1);
gl.TexCoord(0, 1); gl.Vertex(1, -1);
gl.TexCoord(0, 0); gl.Vertex(1, 1);
gl.TexCoord(1, 0); gl.Vertex(-1, 1);
gl.End();
gl.PopMatrix();
currentFrame = currentFrame + 1;
if (currentFrame % 28 == 0)
{
createEnemy();
currentFrame = 0;
}
moveEnemy();
if (enemyList != null)
{
for (int i = 0; i < enemyList.Count; i++)
{
enemyList[i].drawEnemy(gl);
}
}
gl.Flush();
}
else
{
label2.Text = "Game over";
}
}
private void openGLControl_OpenGLDraw(object sender, OpenGLEventArgs e)
{
SharpGL.OpenGL gl = e.OpenGL;
gl.MatrixMode(SharpGL.OpenGL.GL_PROJECTION);
gl.LoadIdentity();
const float left = -5;
const float right = 5;
const float bottom = -5;
const float top = 5;
gl.Ortho2D(left, right, bottom, top);
gl.Color(1, 1, 1);
gl.Begin(SharpGL.OpenGL.GL_LINES);
gl.Vertex(0, bottom);
gl.Vertex(0, top);
gl.Vertex(left, 0);
gl.Vertex(right, 0);
gl.End();
gl.Color(0.0f, 0.0f, 1.0f);
gl.Begin(SharpGL.OpenGL.GL_LINE_STRIP);
for (var x = -4.0; x < 4; x += 0.1)
{
gl.Vertex(x, Math.Sin(x));
}
gl.Viewport(20, 20, 200, 200);
gl.End();
gl.Flush();
}
private void openGLControl1_OpenGLDraw(object sender, PaintEventArgs e)//绘图循环
{
SharpGL.OpenGL gl = this.openGLControl.OpenGL;
//清除深度缓存
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
//坐标变换
gl.LoadIdentity();
gl.Rotate(rotation, 0.0f, 1.0f, 0.0f);
if (recoverCenter)
{
gl.LoadIdentity();
}
gl.Scale(scale, scale, scale);
//绘图
DrawPoint(gl);
if (isDraw)
{
DrawCurve(gl);
}
if (checkBoxGridShow.Checked == true)
{
DrawCtrlGrid(gl);
}
DrawXoZGrids(gl);
DrawOneCoodinate(gl, 0, 0, 0, false);
if (pointModify == true && switchToPointSelectBtn.Value == true)
{
DrawCoodinate(gl, selectedPt);
}
DrawSurface(gl);
//更新显示的控制点与座标架
if (viewChanged)
{
UpdateViewforSelct(gl);
viewChanged = false;
}
gl.Flush(); //强制刷新
}
public static void DrawObstacleInformation(SharpGL.OpenGL gl_object, ObstacleData ObData, double ColorR, double ColorG, double ColorB)
{
//gl_object.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl_object.LoadIdentity();
gl_object.Translate(_LX, _LY, _LZ);
gl_object.Rotate(_RoX, 0.0, 1.0, 0.0);
gl_object.Rotate(_RoY, 1.0, 0.0, 0.0);
gl_object.Rotate(_RoZ, 0.0, 0.0, 1.0);
//畫D場景
gl_object.Begin(OpenGL.GL_POINTS);
gl_object.Color(ColorR, ColorG, ColorB);
for (int i = 0; i < ObData.ObstaclePosX.Count; i++)
{
if (ObData.ObstaclePosX[i] != 0 && ObData.ObstaclePosY[i] != 0 && ObData.ObstaclePosZ[i] != 0)
{
//畫上點座標
gl_object.Vertex(ObData.ObstaclePosX[i], ObData.ObstaclePosY[i], ObData.ObstaclePosZ[i]);
}
}
gl_object.End();
gl_object.Flush();
}
private void openGLControl1_OpenGLDraw(object sender, RenderEventArgs args)
{
gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
gl.LoadIdentity(); // Reset The View
//gl.Translate(-1.5f, 0.0f, -6.0f); // Move Left And Into The Screen
gl.Translate(_ZBx, _ZBy, _ZBz); // 设置坐标，距离屏幕距离为6
// gl.Rotate(rtri, 0.0f, 1.0f, 0.0f); // Rotate The Pyramid On It's Y Axis
gl.Rotate(_x, 1.0f, 0.0f, 0.0f); // 绕X轴旋转
gl.Rotate(_y, 0.0f, 1.0f, 0.0f); // 绕Y轴旋转
gl.Rotate(_z, 0.0f, 0.0f, 1.0f);
#region 原始代码
//gl.Begin(OpenGL.TRIANGLES); // Start Drawing The Pyramid
//gl.Color(1.0f, 0.0f, 0.0f); // Red
//gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Front)
//gl.Color(0.0f, 1.0f, 0.0f); // Green
//gl.Vertex(-1.0f, -1.0f, 1.0f); // Left Of Triangle (Front)
//gl.Color(0.0f, 0.0f, 1.0f); // Blue
//gl.Vertex(1.0f, -1.0f, 1.0f); // Right Of Triangle (Front)
//gl.Color(1.0f, 0.0f, 0.0f); // Red
//gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Right)
//gl.Color(0.0f, 0.0f, 1.0f); // Blue
//gl.Vertex(1.0f, -1.0f, 1.0f); // Left Of Triangle (Right)
//gl.Color(0.0f, 1.0f, 0.0f); // Green
//gl.Vertex(1.0f, -1.0f, -1.0f); // Right Of Triangle (Right)
//gl.Color(1.0f, 0.0f, 0.0f); // Red
//gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Back)
//gl.Color(0.0f, 1.0f, 0.0f); // Green
//gl.Vertex(1.0f, -1.0f, -1.0f); // Left Of Triangle (Back)
//gl.Color(0.0f, 0.0f, 1.0f); // Blue
//gl.Vertex(-1.0f, -1.0f, -1.0f); // Right Of Triangle (Back)
//gl.Color(1.0f, 0.0f, 0.0f); // Red
//gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Left)
//gl.Color(0.0f, 0.0f, 1.0f); // Blue
//gl.Vertex(-1.0f, -1.0f, -1.0f); // Left Of Triangle (Left)
//gl.Color(0.0f, 1.0f, 0.0f); // Green
//gl.Vertex(-1.0f, -1.0f, 1.0f); // Right Of Triangle (Left)
//gl.End(); // Done Drawing The Pyramid
//gl.LoadIdentity();
//gl.Translate(1.5f, 0.0f, -7.0f); // Move Right And Into The Screen
//gl.Rotate(rquad, 1.0f, 1.0f, 1.0f); // Rotate The Cube On X, Y & Z
//gl.Begin(OpenGL.QUADS); // Start Drawing The Cube
//gl.Color(0.0f, 1.0f, 0.0f); // Set The Color To Green
//gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Top)
//gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Top)
//gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Quad (Top)
//gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Quad (Top)
//gl.Color(1.0f, 0.5f, 0.0f); // Set The Color To Orange
//gl.Vertex(1.0f, -1.0f, 1.0f); // Top Right Of The Quad (Bottom)
//gl.Vertex(-1.0f, -1.0f, 1.0f); // Top Left Of The Quad (Bottom)
//gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Bottom)
//gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Bottom)
//gl.Color(1.0f, 0.0f, 0.0f); // Set The Color To Red
//gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Front)
//gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Front)
//gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Front)
//gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Front)
//gl.Color(1.0f, 1.0f, 0.0f); // Set The Color To Yellow
//gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Back)
//gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Back)
//gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Back)
//gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Back)
//gl.Color(0.0f, 0.0f, 1.0f); // Set The Color To Blue
//gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Left)
//gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Left)
//gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Left)
//gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Left)
//gl.Color(1.0f, 0.0f, 1.0f); // Set The Color To Violet
//gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Right)
//gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Right)
//gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Right)
//gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Right)
//gl.End(); // Done Drawing The Q
//rtri += 1.0f;// 0.2f; // Increase The Rotation Variable For The Triangle
//rquad -= 0.75f;//
#endregion
gl.Begin(OpenGL.GL_POINTS);
// gl.Color(5.0f, 39.0f, 175.0f);
if (!Drawxs)// 设置颜色
{
for (int i = 0; i < sum; i++)
{
gl.Vertex((pointX[i] - _ZBxT) / _ZBv, (pointY[i] - _ZByT) / _ZBv, (pointZ[i] - _ZBzT) / _ZBv);
//gl.Vertex((pointZ[i] - _ZBzT) / _ZBv, (pointX[i] - _ZBxT) / _ZBv, (pointY[i] - _ZByT) / _ZBv);
}
if (Zcdk)
{
for (int i = 0; i < xds; i++)
{
Z_color = Math.Abs(maxz[i] / 1000);
if (Z_color >= 0 && Z_color < 0.25)
{
gl.Color(1.0f, 0.0f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 0.25 && Z_color < 0.5)
{
gl.Color(1.0f, 0.25f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 0.5 && Z_color < 0.75)
{
gl.Color(1.0f, 0.5f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 0.75 && Z_color < 1.0)
{
gl.Color(1.0f, 0.75f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 1.0 && Z_color < 1.25)
{
gl.Color(1.0F, 1.0f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 1.25 && Z_color < 1.5)
{
gl.Color(0.75f, 1.0f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 1.5 && Z_color < 1.75)
{
gl.Color(0.5f, 1.0f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 1.75 && Z_color < 2.0)
{
gl.Color(0.25f, 1.0f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 2.0 && Z_color < 2.25)
{
gl.Color(0.0f, 1.0f, 0.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 2.25 && Z_color < 2.5)
{
gl.Color(0.0f, 1.0f, 0.25f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 2.5 && Z_color < 2.75)
{
gl.Color(0.0f, 1.0f, 0.4f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 2.75 && Z_color < 3.0)//////////////////
{
gl.Color(0.0f, 1.0f, 0.55f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 3.0 && Z_color < 3.25)
{
gl.Color(0.0f, 1.0f, 0.7f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else if (Z_color >= 3.25 && Z_color < 3.5)
{
gl.Color(0.0f, 1.0f, 0.85f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
else
{
gl.Color(0.0f, 1.0f, 1.0f);
gl.Vertex((maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
}
//gl.Vertex((maxz[i] - _ZBzT + 0.01) / _ZBv, (maxx[i] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv);
}
}
}
//else
//{
// for (int i = 0; i < cut; i++)
// {
// gl.Vertex((temx[bcsz[i]] - _ZBxT) / _ZBv, (miny[i] - _ZByT) / _ZBv, (minz[i] - _ZBzT) / _ZBv);
// gl.Vertex((temx[bcsz[i]] - _ZBxT) / _ZBv, (miny[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
// gl.Vertex((temx[bcsz[i]] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (minz[i] - _ZBzT) / _ZBv);
// gl.Vertex((temx[bcsz[i]] - _ZBxT) / _ZBv, (maxy[i] - _ZByT) / _ZBv, (maxz[i] - _ZBzT) / _ZBv);
// }
//}
gl.End();
gl.Flush();
GC.Collect();
}
private void openGLControl1_OpenGLDraw(object sender, SharpGL.RenderEventArgs args)
{
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
//清除深度缓存
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.MatrixMode(OpenGL.GL_PROJECTION);
//重置当前指定的矩阵为单位矩阵,将当前的用户坐标系的原点移到了屏幕中心
gl.LoadIdentity();
//显示视频画面
Monitor.Enter(MainForm._MyLock);
try
{
if (this.buffer != IntPtr.Zero)
{
var xz = (float)this.openGLControl1.Width / (float)this.videoWidth;
var yz = (float)this.openGLControl1.Height / (float)this.videoHeight;
var xyz = 1f;
xyz = Math.Min(xz, yz);
if (xz < yz)
{
gl.RasterPos(-1f, (xyz / yz));
}
else
{
gl.RasterPos((xyz / xz), -1f);
}
gl.PixelZoom(xyz, -xyz);
gl.DrawPixels((int)this.videoWidth, (int)this.videoHeight, OpenGL.GL_RGB, OpenGL.GL_UNSIGNED_BYTE, this.buffer);
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
finally
{
Monitor.Exit(MainForm._MyLock);
}
lock (this.osdLock)
{
if (this.osdMessage != null)
{
var textData = this.osdMessage.LockBits(new Rectangle(0, 0, this.osdMessage.Width, this.osdMessage.Height), System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
//显示OSD
var x = (2f / this.openGLControl1.Width) * 50f - 1f;
var y = (2f / this.openGLControl1.Height) * (this.openGLControl1.Height - 50f) - 1f;
gl.RasterPos(x, y);
gl.PixelZoom(1, -1);
gl.DrawPixels(this.osdMessage.Width, this.osdMessage.Height, OpenGL.GL_BGRA, OpenGL.GL_UNSIGNED_BYTE, textData.Scan0);
this.osdMessage.UnlockBits(textData);
//gl.DrawText(50, this.openGLControl1.Height - 18, 1, 1, 0, "Microsoft YaHei UI", 24, this.osdMessage);
}
}
gl.Flush(); //强制刷新
}
private void openGLControl1_OpenGLDraw(object sender, SharpGL.RenderEventArgs args)
{
SharpGL.OpenGL gl = this.openGLControl.OpenGL;
setCamera(gl);
//清除深度缓存
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
//重置当前指定的矩阵为单位矩阵,将当前的用户坐标系的原点移到了屏幕中心
gl.LoadIdentity();
// 光照
// gl.Enable(OpenGL.GL_LIGHTING);
//地形
mydem.DrawLand(gl, texture[8]);
//把当前坐标系右移3个单位，注意此时是相对上面(-1.5, 0, -6)点定位
gl.Translate(0f, 0f, 0f);
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[1].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{ //地形
//gl.TexCoord(0, 0);
//gl.Vertex(-50.0f, 50.0f, 0.0f);
//gl.TexCoord(0, 1);
//gl.Vertex(-50.0f, -50.0f, 0.0f);
//gl.TexCoord(1, 1);
//gl.Vertex(50.0f, -50.0f, 0.0f);
//gl.TexCoord(1, 0);
//gl.Vertex(50.0f, 50.0f, 0.0f);
}
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
//水面
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[3].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.TexCoord(0, 0);
gl.Vertex(-50.0f, 50.0f, a);
gl.TexCoord(0, 1);
gl.Vertex(-50.0f, -50.0f, a);
gl.TexCoord(1, 1);
gl.Vertex(50.0f, -50.0f, a);
gl.TexCoord(1, 0);
gl.Vertex(50.0f, 50.0f, a);
}
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
//天空
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[2].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.TexCoord(0, 0);
gl.Vertex(-50.0f, 50.0f, 40.00f);
gl.TexCoord(0, 1);
gl.Vertex(-50.0f, -50.0f, 40f);
gl.TexCoord(1, 1);
gl.Vertex(50.0f, -50.0f, 40f);
gl.TexCoord(1, 0);
gl.Vertex(50.0f, 50.0f, 40f);
}
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
//01
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[4].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.TexCoord(0, 0);
gl.Vertex(-50.0f, 50.0f, -1f);
gl.TexCoord(0, 1);
gl.Vertex(-50.0f, 50.0f, 40f);
gl.TexCoord(1, 1);
gl.Vertex(-50.0f, -50.0f, 40f);
gl.TexCoord(1, 0);
gl.Vertex(-50.0f, -50.0f, -1f);
}
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
//02
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[5].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.TexCoord(0, 0);
gl.Vertex(50.0f, 50.0f, -1f);
gl.TexCoord(0, 1);
gl.Vertex(50.0f, 50.0f, 40f);
gl.TexCoord(1, 1);
gl.Vertex(50.0f, -50.0f, 40f);
gl.TexCoord(1, 0);
gl.Vertex(50.0f, -50.0f, -1f);
}
//03
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[6].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.TexCoord(0, 0);
gl.Vertex(-50.0f, 50.0f, -1f);
gl.TexCoord(0, 1);
gl.Vertex(-50.0f, 50.0f, 40f);
gl.TexCoord(1, 1);
gl.Vertex(50.0f, 50.0f, 40f);
gl.TexCoord(1, 0);
gl.Vertex(50.0f, 50.0f, -1f);
}
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.Enable(OpenGL.GL_TEXTURE_2D);
texture[7].Bind(gl);
gl.Color(1f, 1f, 1f, 1f);
gl.Begin(OpenGL.GL_QUADS);
{
gl.TexCoord(0, 0);
gl.Vertex(-50.0f, -50.0f, -1f);
gl.TexCoord(0, 1);
gl.Vertex(-50.0f, -50.0f, 40f);
gl.TexCoord(1, 1);
gl.Vertex(50.0f, -50.0f, 40f);
gl.TexCoord(1, 0);
gl.Vertex(50.0f, -50.0f, -1f);
}
gl.End();
gl.Disable(OpenGL.GL_TEXTURE_2D);
//画树
for (int i = 0; i < treePos.Count; i++)
{
Vector3d vPos = treePos[i];
drawTree(gl, vPos.dx, vPos.dy, vPos.dz, i);
}
gl.Flush(); //强制刷新
}
/// <summary>
/// Draws the text.
/// </summary>
/// <param name="gl">The gl.</param>
/// <param name="faceName">Name of the face.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="text">The text.</param>
public void DrawText(OpenGL gl, string faceName, float fontSize,
float deviation, float extrusion, string text)
{
// Get the font size in pixels.
int fontHeight = (int)(fontSize * (16.0f / 12.0f));
// Do we have a font bitmap entry for this OpenGL instance and face name?
var result = from fbe in fontOutlineEntries
where fbe.HDC == gl.RenderContextProvider.DeviceContextHandle
&& fbe.HRC == gl.RenderContextProvider.RenderContextHandle
&& string.Compare(fbe.FaceName, faceName, true) == 0
&& fbe.Height == fontHeight
&& fbe.Deviation == deviation
&& fbe.Extrusion == extrusion
select fbe;
// Get the FBE or null.
var fontOutlineEntry = result == null || result.Count() == 0 ? null : result.First();
// If we don't have the FBE, we must create it.
if (fontOutlineEntry == null)
fontOutlineEntry = CreateFontOutlineEntry(gl, faceName, fontHeight, deviation, extrusion, FontOutlineFormat.Polygons);
// Set the list base.
gl.ListBase(fontOutlineEntry.ListBase);
// Create an array of lists for the glyphs.
List<byte> lists = new List<byte>();
foreach(char c in text)
lists.Add((byte)c);
// Call the lists for the string.
gl.CallLists(lists.Count, lists.ToArray());
gl.Flush();
}
private void SampleRendering(OpenGL gl, float rX, float rY, float rZ)
{
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
gl.LoadIdentity(); // Reset The View
gl.Translate(-1.5f, 0.0f, -6.0f); // Move Left And Into The Screen
gl.Rotate(rtri, rX, rY, rZ); // Rotate The Pyramid On It's Y Axis
gl.Begin(OpenGL.GL_TRIANGLES); // Start Drawing The Pyramid
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Front)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(-1.0f, -1.0f, 1.0f); // Left Of Triangle (Front)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(1.0f, -1.0f, 1.0f); // Right Of Triangle (Front)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Right)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(1.0f, -1.0f, 1.0f); // Left Of Triangle (Right)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(1.0f, -1.0f, -1.0f); // Right Of Triangle (Right)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Back)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(1.0f, -1.0f, -1.0f); // Left Of Triangle (Back)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(-1.0f, -1.0f, -1.0f); // Right Of Triangle (Back)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Left)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(-1.0f, -1.0f, -1.0f); // Left Of Triangle (Left)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(-1.0f, -1.0f, 1.0f); // Right Of Triangle (Left)
gl.End(); // Done Drawing The Pyramid
gl.LoadIdentity();
gl.Translate(1.5f, 0.0f, -7.0f); // Move Right And Into The Screen
gl.Rotate(rquad, rX, rY, rZ); // Rotate The Cube On X, Y & Z
gl.Begin(OpenGL.GL_QUADS); // Start Drawing The Cube
gl.Color(0.0f, 1.0f, 0.0f); // Set The Color To Green
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Top)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Top)
gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Quad (Top)
gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Quad (Top)
gl.Color(1.0f, 0.5f, 0.0f); // Set The Color To Orange
gl.Vertex(1.0f, -1.0f, 1.0f); // Top Right Of The Quad (Bottom)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Top Left Of The Quad (Bottom)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Bottom)
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Bottom)
gl.Color(1.0f, 0.0f, 0.0f); // Set The Color To Red
gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Front)
gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Front)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Front)
gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Front)
gl.Color(1.0f, 1.0f, 0.0f); // Set The Color To Yellow
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Back)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Back)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Back)
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Back)
gl.Color(0.0f, 0.0f, 1.0f); // Set The Color To Blue
gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Left)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Left)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Left)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Left)
gl.Color(1.0f, 0.0f, 1.0f); // Set The Color To Violet
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Right)
gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Right)
gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Right)
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Right)
gl.End(); // Done Drawing The Q
gl.Flush();
rtri += 1.0f;// 0.2f; // Increase The Rotation Variable For The Triangle
rquad -= 1.0f;// 0.15f; // Decrease The Rotation Variable For The Quad
}
private void openGLControl1_OpenGLDraw(object sender, PaintEventArgs e)
{
// Get the OpenGL object, for quick access.
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.PushMatrix();
gl.LoadIdentity();
gl.Rotate(yaw, 0.0f, 1.0f, 0.0f);
gl.Rotate(pitch, 1.0f, 0.0f, 0.0f);
gl.Rotate(roll, 0.0f, 0.0f, 1.0f);
gl.GetFloat(OpenGL.GL_MODELVIEW_MATRIX, mat);
gl.PopMatrix();
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.Translate(0, 0, -10);
gl.PointSize(6.0f);
gl.LoadIdentity();
//gl.LookAt(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -6.0f, 0.0f, 0.0f, 1.0f);
gl.Translate(0.0f, -1.0f, -5.0f);
//gl.Rotate(rx, ry, rz);
gl.Rotate(-yaw, 0.0f, 1.0f, 0.0f);
gl.Rotate(-pitch, 1.0f, 0.0f, 0.0f);
gl.Rotate(-roll, 0.0f, 0.0f, 1.0f);
gl.Scale(1.0f, 0.5f, 2.0f);
// Bind the texture.
texture.Bind(gl);
gl.Begin(OpenGL.GL_QUADS);
// Front Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
// Back Face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
// Top Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
// Bottom Face
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
// Right face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
// Left Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.End();
gl.Flush();
}
/// <summary>
/// Draws the text.
/// </summary>
/// <param name="gl">The gl.</param>
/// <param name="faceName">Name of the face.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="deviation">The deviation.</param>
/// <param name="extrusion">The extrusion.</param>
/// <param name="text">The text.</param>
public void DrawText(OpenGL gl, string faceName, float fontSize,
float deviation, float extrusion, string text)
{
// Get the font size in pixels.
var fontHeight = (int)(fontSize * (16.0f / 12.0f));
// Do we have a font bitmap entry for this OpenGL instance and face name?
var result = (from fbe in fontOutlineEntries
where fbe.HDC == gl.RenderContextProvider.DeviceContextHandle
&& fbe.HRC == gl.RenderContextProvider.RenderContextHandle
&& String.Compare(fbe.FaceName, faceName, StringComparison.OrdinalIgnoreCase) == 0
&& fbe.Height == fontHeight
&& fbe.Deviation == deviation
&& fbe.Extrusion == extrusion
select fbe).ToList();
// Get the FBE or null.
var fontOutlineEntry = result.FirstOrDefault();
// If we don't have the FBE, we must create it.
if (fontOutlineEntry == null)
fontOutlineEntry = CreateFontOutlineEntry(gl, faceName, fontHeight, deviation, extrusion, FontOutlineFormat.Polygons);
// Set the list base.
gl.ListBase(fontOutlineEntry.ListBase);
// Create an array of lists for the glyphs.
var lists = text.Select(c => (byte) c).ToArray();
// Call the lists for the string.
gl.CallLists(lists.Length, lists);
gl.Flush();
}
private void openGLControl1_OpenGLDraw(object sender, PaintEventArgs e)
{
// Get the OpenGL object, just to clean up the code.
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.COLOR_BUFFER_BIT | OpenGL.DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
gl.LoadIdentity(); // Reset The View
gl.Translate(-1.5f, 0.0f, -6.0f); // Move Left And Into The Screen
gl.Rotate(rtri, 0.0f, 1.0f, 0.0f); // Rotate The Pyramid On It's Y Axis
gl.Begin(OpenGL.TRIANGLES); // Start Drawing The Pyramid
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Front)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(-1.0f, -1.0f, 1.0f); // Left Of Triangle (Front)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(1.0f, -1.0f, 1.0f); // Right Of Triangle (Front)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Right)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(1.0f, -1.0f, 1.0f); // Left Of Triangle (Right)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(1.0f, -1.0f, -1.0f); // Right Of Triangle (Right)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Back)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(1.0f, -1.0f, -1.0f); // Left Of Triangle (Back)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(-1.0f, -1.0f, -1.0f); // Right Of Triangle (Back)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Left)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(-1.0f, -1.0f, -1.0f); // Left Of Triangle (Left)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(-1.0f, -1.0f, 1.0f); // Right Of Triangle (Left)
gl.End(); // Done Drawing The Pyramid
gl.LoadIdentity();
gl.Translate(1.5f, 0.0f, -7.0f); // Move Right And Into The Screen
gl.Rotate(rquad, 1.0f, 1.0f, 1.0f); // Rotate The Cube On X, Y & Z
gl.Begin(OpenGL.QUADS); // Start Drawing The Cube
gl.Color(0.0f, 1.0f, 0.0f); // Set The Color To Green
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Top)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Top)
gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Quad (Top)
gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Quad (Top)
gl.Color(1.0f, 0.5f, 0.0f); // Set The Color To Orange
gl.Vertex(1.0f, -1.0f, 1.0f); // Top Right Of The Quad (Bottom)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Top Left Of The Quad (Bottom)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Bottom)
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Bottom)
gl.Color(1.0f, 0.0f, 0.0f); // Set The Color To Red
gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Front)
gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Front)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Front)
gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Front)
gl.Color(1.0f, 1.0f, 0.0f); // Set The Color To Yellow
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Back)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Back)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Back)
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Back)
gl.Color(0.0f, 0.0f, 1.0f); // Set The Color To Blue
gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Left)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Left)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Left)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Left)
gl.Color(1.0f, 0.0f, 1.0f); // Set The Color To Violet
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Right)
gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Right)
gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Right)
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Right)
gl.End(); // Done Drawing The Q
gl.Flush();
rtri += 3.0f; // 0.2f; // Increase The Rotation Variable For The Triangle
rquad -= 3.0f; // 0.15f; // Decrease The Rotation Variable For The Quad
}
/// <summary>
/// Draws the text.
/// </summary>
/// <param name="gl">The gl.</param>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <param name="r">The r.</param>
/// <param name="g">The g.</param>
/// <param name="b">The b.</param>
/// <param name="faceName">Name of the face.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="text">The text.</param>
public void DrawText(OpenGL gl, int x, int y, float r, float g, float b, string faceName, float fontSize, string text)
{
// Get the font size in pixels.
var fontHeight = (int)(fontSize * (16.0f / 12.0f));
// Do we have a font bitmap entry for this OpenGL instance and face name?
var result = (from fbe in fontBitmapEntries
where fbe.HDC == gl.RenderContextProvider.DeviceContextHandle &&
fbe.HRC == gl.RenderContextProvider.RenderContextHandle &&
String.Compare(fbe.FaceName, faceName, StringComparison.OrdinalIgnoreCase) == 0 &&
fbe.Height == fontHeight
select fbe).ToList();
// Get the FBE or null.
var fontBitmapEntry = result.FirstOrDefault();
// If we don't have the FBE, we must create it.
if (fontBitmapEntry == null)
{
fontBitmapEntry = CreateFontBitmapEntry(gl, faceName, fontHeight);
}
double width = gl.RenderContextProvider.Width;
double height = gl.RenderContextProvider.Height;
// Create the appropriate projection matrix.
gl.MatrixMode(OpenGL.GL_PROJECTION);
gl.PushMatrix();
gl.LoadIdentity();
int[] viewport = new int[4];
gl.GetInteger(OpenGL.GL_VIEWPORT, viewport);
gl.Ortho(0, width, 0, height, -1, 1);
// Create the appropriate modelview matrix.
gl.MatrixMode(OpenGL.GL_MODELVIEW);
gl.PushMatrix();
gl.LoadIdentity();
gl.Color(r, g, b);
gl.RasterPos(x, y);
gl.PushAttrib(OpenGL.GL_LIST_BIT | OpenGL.GL_CURRENT_BIT |
OpenGL.GL_ENABLE_BIT | OpenGL.GL_TRANSFORM_BIT);
gl.Color(r, g, b);
gl.Disable(OpenGL.GL_LIGHTING);
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.Disable(OpenGL.GL_DEPTH_TEST);
gl.RasterPos(x, y);
// Set the list base.
gl.ListBase(fontBitmapEntry.ListBase);
// Create an array of lists for the glyphs.
var lists = text.Select(c => (byte)c).ToArray();
// Call the lists for the string.
gl.CallLists(lists.Length, lists);
gl.Flush();
// Reset the list bit.
gl.PopAttrib();
// Pop the modelview.
gl.PopMatrix();
// back to the projection and pop it, then back to the model view.
gl.MatrixMode(OpenGL.GL_PROJECTION);
gl.PopMatrix();
gl.MatrixMode(OpenGL.GL_MODELVIEW);
}
/// <summary>
/// Draws the text.
/// </summary>
/// <param name="gl">The gl.</param>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <param name="r">The r.</param>
/// <param name="g">The g.</param>
/// <param name="b">The b.</param>
/// <param name="faceName">Name of the face.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="text">The text.</param>
public void DrawText(OpenGL gl, int x, int y, float r, float g, float b, string faceName, float fontSize, string text)
{
// Get the font size in pixels.
int fontHeight = (int)(fontSize * (16.0f / 12.0f));
// Do we have a font bitmap entry for this OpenGL instance and face name?
var result = from fbe in fontBitmapEntries
where fbe.HDC == gl.RenderContextProvider.DeviceContextHandle
&& fbe.HRC == gl.RenderContextProvider.RenderContextHandle
&& string.Compare(fbe.FaceName, faceName, true) == 0
&& fbe.Height == fontHeight
select fbe;
// Get the FBE or null.
FontBitmapEntry fontBitmapEntry = result == null || result.Count() == 0 ? null : result.First();
// If we don't have the FBE, we must create it.
if (fontBitmapEntry == null)
fontBitmapEntry = CreateFontBitmapEntry(gl, faceName, fontHeight);
double width = gl.RenderContextProvider.Width;
double height = gl.RenderContextProvider.Height;
double aspect_ratio = width / height;
// Create the appropriate projection matrix.
gl.MatrixMode(OpenGL.GL_PROJECTION);
gl.PushMatrix();
gl.LoadIdentity();
int[] viewport = new int[4];
gl.GetInteger(OpenGL.GL_VIEWPORT, viewport);
//gl.Ortho2D(viewport[0], viewport[2], viewport[1], viewport[3]);
gl.Ortho(0, width, 0, height, -1, 1);
// Create the appropriate modelview matrix.
gl.MatrixMode(OpenGL.GL_MODELVIEW);
gl.PushMatrix();
gl.LoadIdentity();
//gl.Translate(0, 0, -5);
//gl.RasterPos(x, y);
gl.Color(r, g, b);
gl.RasterPos(x, y);
gl.PushAttrib(OpenGL.GL_LIST_BIT | OpenGL.GL_CURRENT_BIT |
OpenGL.GL_ENABLE_BIT | OpenGL.GL_TRANSFORM_BIT);
gl.Color(r, g, b);
gl.Disable(OpenGL.GL_LIGHTING);
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.Disable(OpenGL.GL_DEPTH_TEST);
gl.RasterPos(x, y);
/** gl.Enable(OpenGL.GL_BLEND);
gl.BlendFunc(OpenGL.GL_SRC_ALPHA, OpenGL.GL_ONE_MINUS_SRC_ALPHA); */
// Set the list base.
gl.ListBase(fontBitmapEntry.ListBase);
// Create an array of lists for the glyphs.
List<byte> lists = new List<byte>();
foreach(char c in text)
lists.Add((byte)c);
// Call the lists for the string.
gl.CallLists(lists.Count, lists.ToArray());
gl.Flush();
// Reset the list bit.
gl.PopAttrib();
// Pop the modelview.
gl.PopMatrix();
// back to the projection and pop it, then back to the model view.
gl.MatrixMode(OpenGL.GL_PROJECTION);
gl.PopMatrix();
gl.MatrixMode(OpenGL.GL_MODELVIEW);
}
private void OpenGLControl_OpenGLDraw(object sender, SharpGL.SceneGraph.OpenGLEventArgs args)
{
OpenGL gl = new OpenGL();
ballX -= balMovX;
ballY -= balMovY;
if (Convert.ToInt32(ballX) == -gameSizeX)
{
balMovX = -0.08f;
}
else if (Convert.ToInt32(ballX) == gameSizeX)
{
balMovX = 0.08f;
}
if (Convert.ToInt32(ballY) == -gameSizeY)
{
balMovY = -0.03f;
}
else if (Convert.ToInt32(ballY) == gameSizeY)
{
balMovY = 0.03f;
}
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
gl.Translate(gameX, gameY, gameZ);
gameRect(gl);
Ball(gl);
Bed(gl,bed1X, bed1Y, bed1Z, 0.2f, 1.8f);
Bed(gl,bed2X, bed2Y, bed2Z, 0.2f, 1.8f);
gl.Flush();
}
private void openGLControl1_OpenGLDraw(object sender, PaintEventArgs e)
{
float qw = q0;
float qx = q1;
float qy = q2;
float qz = q3;
//if (Math.Abs(q0 * q0 + q1 * q1 + q2 * q2 + q3 * q3 - 1.0f) > 0.1f) return;
float[] rotMat = { 1.0f - 2.0f * qy * qy - 2.0f * qz * qz, 2.0f * qx * qy - 2.0f * qz * qw, 2.0f * qx * qz + 2.0f * qy * qw, 0.0f,
2.0f * qx * qy + 2.0f * qz * qw, 1.0f - 2.0f * qx * qx - 2.0f * qz * qz, 2.0f * qy * qz - 2.0f * qx * qw, 0.0f,
2.0f * qx * qz - 2.0f * qy * qw, 2.0f * qy * qz + 2.0f * qx * qw, 1.0f - 2.0f * qx * qx - 2.0f * qy * qy, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f };
// Get the OpenGL object, for quick access.
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.LoadIdentity();
//gl.LookAt(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -6.0f, 0.0f, 0.0f, 1.0f);
gl.Translate(0.0f, -1.0f, -5.0f);
//gl.Rotate(rx, ry, rz);
//gl.Rotate(-yaw, 0.0f, 1.0f, 0.0f);
//gl.Rotate(-pitch, 1.0f, 0.0f, 0.0f);
//gl.Rotate(-roll, 0.0f, 0.0f, 1.0f);
gl.MultMatrix(rotMat);
gl.Scale(1.0f, 0.5f, 2.0f);
// Bind the texture.
texture.Bind(gl);
gl.Begin(OpenGL.GL_QUADS);
// Front Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
// Back Face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
// Top Face
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
// Bottom Face
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
// Right face
gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Texture and Quad
gl.TexCoord(0.0f, 0.0f); gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Texture and Quad
// Left Face
gl.TexCoord(0.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Texture and Quad
gl.TexCoord(1.0f, 0.0f); gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Texture and Quad
gl.TexCoord(1.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad
gl.TexCoord(0.0f, 1.0f); gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Texture and Quad
gl.End();
gl.Flush();
}
