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进一步完善GLView，支持OpenGL绘制的控件

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This commit is contained in:
小红帽 2023-11-29 16:38:58 +08:00
parent ae42978590
commit 0b613adc2c
5 changed files with 230 additions and 359 deletions
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254
CPF.Skia/GlView.cs
View File

@ -9,16 +9,18 @@ using System.Runtime.InteropServices;
namespace CPF.Skia
{
/// <summary>
/// 支持OpenGL绘制的控件
/// 支持OpenGL绘制的控件，在GLRender事件里绘制，开启GPU硬件加速才能使用 new SkiaDrawingFactory { UseGPU = true }
/// </summary>
public class GlView : CPF.UIElement
public class GLView : UIElement
{
int fb;
int texture;
//int[] g_Renderbuffer;
int Id;
int ColorBuffer;
int DepthRenderBuffer;
Size oldSize;
bool f;
protected override void OnRender(DrawingContext dc)
SKImage image;
//IGlContext context;
protected unsafe override void OnRender(DrawingContext dc)
{
var size1 = ActualSize;
if (size1.Width <= 0 || size1.Height <= 0 || DesignMode)
@ -28,185 +30,109 @@ namespace CPF.Skia
var size = new PixelSize((int)Math.Round(size1.Width * Root.RenderScaling), (int)Math.Round(size1.Height * Root.RenderScaling));
var skia = dc as SkiaDrawingContext;
var gl = skia.GlContext;
var _gl = skia.GlContext;
var fbs = new int[1];
if (fb == 0)
if (Id == 0)
{
gl.GenFramebuffers(1, fbs);
fb = fbs[0];
Id = _gl.GenFramebuffer();
ColorBuffer = _gl.GenTexture();
DepthRenderBuffer = _gl.GenRenderbuffer();
_gl.BindTexture(GlConsts.GL_TEXTURE_2D, ColorBuffer);
_gl.TexParameteri(GlConsts.GL_TEXTURE_2D, GlConsts.GL_TEXTURE_MIN_FILTER, (int)GlConsts.GL_LINEAR);
_gl.TexParameteri(GlConsts.GL_TEXTURE_2D, GlConsts.GL_TEXTURE_MAG_FILTER, GlConsts.GL_LINEAR);
_gl.BindTexture(GlConsts.GL_TEXTURE_2D, 0);
OnGLLoaded(_gl);
}
else
{
fbs[0] = fb;
}
gl.GetIntegerv(GlConsts.GL_FRAMEBUFFER_BINDING, out var oldfb);
gl.GetIntegerv(GlConsts.GL_TEXTURE_BINDING_2D, out var oldTexture);
gl.GetIntegerv(GlConsts.GL_RENDERBUFFER_BINDING, out var oldRenderbuffer);
gl.Enable(GlConsts.GL_TEXTURE_2D);
//保存旧的状态
gl.PushAttrib(GlConsts.GL_VIEWPORT_BIT);
gl.MatrixMode(GlConsts.GL_PROJECTION);
gl.PushMatrix();
gl.MatrixMode(GlConsts.GL_MODELVIEW);
gl.PushMatrix();
gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, fb);
if (size1 != oldSize)
{
oldSize = size1;
var textures = new int[1] { texture };
_gl.BindTexture(GlConsts.GL_TEXTURE_2D, ColorBuffer);
_gl.TexImage2D(GlConsts.GL_TEXTURE_2D, 0, GlConsts.GL_RGBA, (int)size.Width, (int)size.Height, 0, GlConsts.GL_RGB, GlConsts.GL_UNSIGNED_BYTE, IntPtr.Zero);
_gl.BindTexture(GlConsts.GL_TEXTURE_2D, 0);
if (texture > 0)
_gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER, DepthRenderBuffer);
_gl.RenderbufferStorage(GlConsts.GL_RENDERBUFFER, GlConsts.GL_DEPTH32F_STENCIL8, (int)size.Width, (int)size.Height);
_gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER, 0);
_gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, Id);
_gl.FramebufferTexture2D(GlConsts.GL_FRAMEBUFFER, GlConsts.GL_COLOR_ATTACHMENT0, GlConsts.GL_TEXTURE_2D, ColorBuffer, 0);
_gl.FramebufferRenderbuffer(GlConsts.GL_FRAMEBUFFER, GlConsts.GL_DEPTH_STENCIL_ATTACHMENT, GlConsts.GL_RENDERBUFFER, DepthRenderBuffer);
_gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, 0);
if (image != null)
{
gl.DeleteTextures(1, textures);
//gl.DeleteRenderbuffers(1, g_Renderbuffer);
image.Dispose();
}
GRBackendTexture backendTexture = new GRBackendTexture((int)(size.Width / Root.RenderScaling), (int)(size.Height / Root.RenderScaling), false, new GRGlTextureInfo(0x0DE1, (uint)ColorBuffer, SKColorType.Rgba8888.ToGlSizedFormat()));
gl.GenTextures(1, textures);
texture = textures[0];
//gl.ActiveTexture(GlConsts.GL_TEXTURE0);
gl.BindTexture(GlConsts.GL_TEXTURE_2D, textures[0]);
gl.TexImage2D(GlConsts.GL_TEXTURE_2D, 0, GlConsts.GL_RGBA8, (int)size.Width, (int)size.Height, 0, GlConsts.GL_RGBA, GlConsts.GL_UNSIGNED_BYTE, IntPtr.Zero);
gl.TexParameteri(GlConsts.GL_TEXTURE_2D, GlConsts.GL_TEXTURE_MAG_FILTER, GlConsts.GL_NEAREST);
gl.TexParameteri(GlConsts.GL_TEXTURE_2D, GlConsts.GL_TEXTURE_MIN_FILTER, GlConsts.GL_NEAREST);
gl.FramebufferTexture2D(GlConsts.GL_FRAMEBUFFER, GlConsts.GL_COLOR_ATTACHMENT0, GlConsts.GL_TEXTURE_2D, texture, 0);
//gl.BindTexture(GlConsts.GL_TEXTURE_2D, 0);
//g_Renderbuffer = new int[1];
//gl.GenRenderbuffers(1, g_Renderbuffer);
//gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER, g_Renderbuffer[0]);
//gl.RenderbufferStorage(GlConsts.GL_RENDERBUFFER, GlConsts.GL_DEPTH_COMPONENT, (int)size.Width, (int)size.Height);
//gl.FramebufferRenderbuffer(GlConsts.GL_FRAMEBUFFER, GlConsts.GL_DEPTH_ATTACHMENT, GlConsts.GL_RENDERBUFFER, g_Renderbuffer[0]);
//gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER_EXT, 0);
}
//gl.BindTexture(GlConsts.GL_TEXTURE_2D, texture);
// gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER, g_Renderbuffer[0]);
// GlConsts.GL_FRAMEBUFFER_COMPLETE
var status = gl.CheckFramebufferStatus(GlConsts.GL_FRAMEBUFFER);
gl.Viewport(0, 0, size.Width, size.Height);
//var MODELVIEW = new float[16];
//gl.GetFloatv(GlConsts.GL_MODELVIEW_MATRIX, MODELVIEW);
//var status = gl.CheckFramebufferStatus(GlConsts.GL_FRAMEBUFFER) == GlConsts.GL_FRAMEBUFFER_COMPLETE;
//if (!f)
{
OnGlRender(skia.GlContext, size);
f = true;
image = SKImage.FromTexture((GRContext)skia.GlContext.GRContext, backendTexture, GRSurfaceOrigin.BottomLeft, SKColorType.Rgba8888);
}
//var framebufferInfo = new GRGlFramebufferInfo((uint)fb, SKColorType.Rgba8888.ToGlSizedFormat());
//gl.GetIntegerv(GlConsts.GL_FRAMEBUFFER_BINDING, out var framebuffer);
//gl.GetIntegerv(3415, out var stencil);
//gl.GetIntegerv(32937, out var samples);
gl.BindRenderbuffer(GlConsts.GL_RENDERBUFFER, oldRenderbuffer);
gl.BindTexture(GlConsts.GL_TEXTURE_2D, oldTexture);
gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, oldfb);
// using (var backendTexture = new GRBackendRenderTarget(size.Width, size.Height, samples, stencil, framebufferInfo))
//using (var backendTexture = new GRBackendTexture((int)size.Width, (int)size.Height, false, new GRGlTextureInfo { Format = GlConsts.GL_RGBA8, Id = (uint)texture, Target = GlConsts.GL_TEXTURE_2D }))
//{
// // using (var surface = SKSurface.Create((GRContext)skia.GlContext.GRContext, backendTexture, GRSurfaceOrigin.TopLeft, SKColorType.Rgba8888))
// using (var surface = SKSurface.Create((GRContext)skia.GlContext.GRContext, backendTexture, GRSurfaceOrigin.TopLeft, SKColorType.Rgba8888))
// {
// //if (surface == null)
// // return;
// //byte[] data = new byte[size.Width * size.Height * 4];
// //gl.GetTexImage(GlConsts.GL_TEXTURE_2D, 0, GlConsts.GL_RGBA, GlConsts.GL_UNSIGNED_BYTE, data);
// //System.Diagnostics.Debug.WriteLine($"{oldfb},{oldRenderbuffer},{oldTexture}");
//恢复状态
gl.MatrixMode(GlConsts.GL_MODELVIEW);
gl.PopMatrix();
gl.MatrixMode(GlConsts.GL_PROJECTION);
gl.PopMatrix();
gl.PopAttrib();
// skia.SKCanvas.DrawSurface(surface, 0, 0);
// }
//}
GRBackendTexture backendTexture = new GRBackendTexture((int)size.Width, (int)size.Height, false, new GRGlTextureInfo(0x0DE1, (uint)texture, SKColorType.Rgba8888.ToGlSizedFormat()));
var sKImage = SKImage.FromTexture((GRContext)skia.GlContext.GRContext, backendTexture, GRSurfaceOrigin.BottomLeft, SKColorType.Rgba8888);
skia.SKCanvas.DrawImage(sKImage, 0, 0);
//unsafe
//{
// fixed (byte* p = data)
// {
// using (var bitmap = new Bitmap(size.Width, size.Height, size.Width * 4, PixelFormat.Rgba, (IntPtr)p))
// {
// dc.DrawImage(bitmap, new Rect(0, 0, size.Width, size.Height), new Rect(0, 0, size.Width, size.Height));
// }
// }
//}
//gl.DeleteTextures(1, textures);
//gl.DeleteRenderbuffers(1, g_Renderbuffer);
//gl.DeleteFramebuffers(1, fbs);
base.OnRender(dc);
_gl.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, Id);
var vp = new float[4];
_gl.GetFloatv(GlConsts.GL_VIEWPORT, vp);
_gl.Viewport(0, 0, (int)size.Width, (int)size.Height);
OnGLRender(_gl);
_gl.Viewport((int)vp[0], (int)vp[1], (int)vp[2], (int)vp[3]);
skia.SKCanvas.DrawImage(image, 0, 0);
}
Random random = new Random();
protected void OnGlRender(IGlContext gl, PixelSize viewPort)
protected virtual void OnGLRender(IGlContext gl)
{
gl.MatrixMode(GlConsts.GL_PROJECTION);
// gl.LoadIdentity();
//gl.Ortho(-250, 250, -250, 250, -100, 100);
gl.MatrixMode(GlConsts.GL_MODELVIEW);
gl.LoadIdentity();
//var PROJECTION = new float[4];
//gl.GetFloatv(GlConsts.GL_VIEWPORT, PROJECTION);
gl.ClearColor((float)random.NextDouble(), 0.25f, 0.75f, 0.5f);
gl.Clear(GlConsts.GL_COLOR_BUFFER_BIT);
gl.Color4f(1, 1, 1, 1);
gl.Begin(GlConsts.GL_TRIANGLES); // Drawing Using Triangles
// gl.Color4f(1.0f, 0.0f, 0.0f, 1); // Set The Color To Red
gl.Vertex3f(0.0f, 0.0f, 0.0f); // Top
// gl.Color4f(0.0f, 1.0f, 0.0f, 1); // Set The Color To Green
gl.Vertex3f(-1.0f, -1.0f, 0.0f); // Bottom Left
// gl.Color4f(0.0f, 0.0f, 1.0f, 1); // Set The Color To Blue
gl.Vertex3f(1.0f, -1.0f, 0.0f); // Bottom Right
// Drawing Using Triangles
// gl.Color4f(1.0f, 0.0f, 0.0f, 1); // Set The Color To Red
gl.Vertex3f((float)viewPort.Width, (float)viewPort.Height, 0.0f); // Top
// gl.Color4f(0.0f, 1.0f, 0.0f, 1); // Set The Color To Green
gl.Vertex3f(-1.0f, 21.0f, 0.0f); // Bottom Left
// gl.Color4f(0.0f, 0.0f, 1.0f, 1); // Set The Color To Blue
gl.Vertex3f(21.0f, 5.0f, 0.0f); // Bottom Right
gl.End();
var PROJECTION = new float[16];
gl.GetFloatv(GlConsts.GL_PROJECTION_MATRIX, PROJECTION);
this.RaiseEvent(new GLEventArgs(gl), nameof(GLRender));
}
protected virtual void OnGLLoaded(IGlContext gl)
{
this.RaiseEvent(new GLEventArgs(gl), nameof(GLLoaded));
}
public event EventHandler<GLEventArgs> GLLoaded
{
add { AddHandler(value); }
remove { RemoveHandler(value); }
}
public event EventHandler<GLEventArgs> GLRender
{
add { AddHandler(value); }
remove { RemoveHandler(value); }
}
protected override void Dispose(bool disposing)
{
if (Id != 0)
{
OpenglEx.DeleteFramebuffers(null, 1, new int[] { Id });
OpenglEx.DeleteTextures(null, 1, new int[] { ColorBuffer });
OpenglEx.DeleteRenderbuffers(null, 1, new int[] { DepthRenderBuffer });
}
if (image != null)
{
image.Dispose();
image = null;
}
base.Dispose(disposing);
if (fb > 0)
{
OpenglEx.DeleteFramebuffers(null, 1, new int[] { fb });
fb = 0;
}
if (texture > 0)
{
OpenglEx.DeleteTextures(null, 1, new int[] { texture });
//OpenglEx.DeleteRenderbuffers(null, 1, g_Renderbuffer);
texture = 0;
}
}
}
//[DllImport("opengl32", SetLastError = true)]
//private static extern void glOrtho(double left, double right, double bottom, double top, double zNear, double zFar);
public class GLEventArgs : EventArgs
{
public GLEventArgs(IGlContext gl)
{
Context = gl;
}
public IGlContext Context { get;private set; }
}
}

114
CPF/OpenGL/IGlContext.cs
View File

@ -124,13 +124,13 @@ namespace CPF.OpenGL
flush();
}
[GlImport("glFinish")]
static Action finish;
public static void Finish(this IGlContext context)
{
Load(context);
finish();
}
//[GlImport("glFinish")]
//static Action finish;
//public static void Finish(this IGlContext context)
//{
// Load(context);
// finish();
//}
public delegate IntPtr GlGetString(int v);
[GlImport("glGetString")]
@ -163,6 +163,13 @@ namespace CPF.OpenGL
genFramebuffers(count, res);
}
public static int GenFramebuffer(this IGlContext context)
{
int[] fbs = new int[1];
context.GenFramebuffers(1, fbs);
return fbs[0];
}
public delegate void GlDeleteFramebuffers(int count, int[] framebuffers);
[GlImport("glDeleteFramebuffers")]
static GlDeleteFramebuffers deleteFramebuffers;
@ -211,6 +218,12 @@ namespace CPF.OpenGL
Load(context);
genRenderbuffers(count, res);
}
public static int GenRenderbuffer(this IGlContext context)
{
var res = new int[1];
context.GenRenderbuffers(1, res);
return res[0];
}
public delegate void GlDeleteRenderbuffers(int count, int[] renderbuffers);
[GlImport("glDeleteRenderbuffers")]
@ -258,6 +271,13 @@ namespace CPF.OpenGL
Load(context);
genTextures(count, res);
}
public static int GenTexture(this IGlContext context)
{
var res = new int[1];
context.GenTextures(1, res);
return res[0];
}
public delegate void GlBindTexture(int target, int fb);
[GlImport("glBindTexture")]
@ -378,41 +398,41 @@ namespace CPF.OpenGL
deleteShader(shader);
}
public delegate void GlColor4f(float red, float green, float blue, float alpha);
[GlImport("glColor4f")]
static GlColor4f color4f;
public static void Color4f(this IGlContext context, float red, float green, float blue, float alpha)
{
Load(context);
color4f(red, green, blue, alpha);
}
//public delegate void GlColor4f(float red, float green, float blue, float alpha);
//[GlImport("glColor4f")]
//static GlColor4f color4f;
//public static void Color4f(this IGlContext context, float red, float green, float blue, float alpha)
//{
// Load(context);
// color4f(red, green, blue, alpha);
//}
public delegate void GlBegin(uint mode);
[GlImport("glBegin")]
static GlBegin begin;
public static void Begin(this IGlContext context, uint mode)
{
Load(context);
begin(mode);
}
//public delegate void GlBegin(uint mode);
//[GlImport("glBegin")]
//static GlBegin begin;
//public static void Begin(this IGlContext context, uint mode)
//{
// Load(context);
// begin(mode);
//}
public delegate void GlVertex3f(float x, float y, float z);
[GlImport("glVertex3f")]
static GlVertex3f vertex3f;
public static void Vertex3f(this IGlContext context, float x, float y, float z)
{
Load(context);
vertex3f(x, y, z);
}
//public delegate void GlVertex3f(float x, float y, float z);
//[GlImport("glVertex3f")]
//static GlVertex3f vertex3f;
//public static void Vertex3f(this IGlContext context, float x, float y, float z)
//{
// Load(context);
// vertex3f(x, y, z);
//}
public delegate void GlEnd();
[GlImport("glEnd")]
static GlEnd end;
public static void End(this IGlContext context)
{
Load(context);
end();
}
//public delegate void GlEnd();
//[GlImport("glEnd")]
//static GlEnd end;
//public static void End(this IGlContext context)
//{
// Load(context);
// end();
//}
public delegate void GlLoadIdentity();
[GlImport("glLoadIdentity")]
@ -477,14 +497,14 @@ namespace CPF.OpenGL
popAttrib();
}
public delegate void GlOrtho(double left, double right, double bottom, double top, double zNear, double zFar);
[GlImport("glOrtho")]
static GlOrtho ortho;
public static void Ortho(this IGlContext context, double left, double right, double bottom, double top, double zNear, double zFar)
{
Load(context);
ortho(left, right, bottom, top, zNear, zFar);
}
//public delegate void GlOrtho(double left, double right, double bottom, double top, double zNear, double zFar);
//[GlImport("glOrtho")]
//static GlOrtho ortho;
//public static void Ortho(this IGlContext context, double left, double right, double bottom, double top, double zNear, double zFar)
//{
// Load(context);
// ortho(left, right, bottom, top, zNear, zFar);
//}
public delegate void GlGetFloatv(uint pname, float[] params_notkeyword);
[GlImport("glGetFloatv")]

179
ConsoleApp1/GLView.cs
View File

@ -1,84 +1,47 @@
#if !NET40&&!NETCOREAPP3_0
#if !NET40
using CPF;
using CPF.Animation;
using CPF.Charts;
using CPF.Controls;
using CPF.Drawing;
using CPF.Shapes;
using CPF.Skia;
using CPF.Styling;
using CPF.Svg;
using CPF.OpenGL;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using CPF.Skia;
using SkiaSharp;
using Silk.NET.OpenGLES;
using static System.Net.Mime.MediaTypeNames;
using System;
namespace ConsoleApp1
{
[CPF.Design.DesignerLoadStyle("res://$safeprojectname$/Stylesheet1.css")]//用于设计的时候加载样式
public class GLView : UIElement
public class GLView : CPF.Skia.GLView
{
GL _gl;
public uint Id { get; set; }
public uint ColorBuffer { get; set; }
public uint DepthRenderBuffer { get; set; }
Size oldSize;
SKImage image;
#if !NETCOREAPP3_0
Silk.NET.OpenGLES.GL _gl;
uint vao;
uint shaderProgram;
//IGlContext context;
protected unsafe override void OnRender(DrawingContext dc)
protected unsafe override void OnGLLoaded(IGlContext gl)
{
var size1 = ActualSize;
if (size1.Width <= 0 || size1.Height <= 0 || DesignMode)
{
return;
}
var size = new PixelSize((int)Math.Round(size1.Width * Root.RenderScaling), (int)Math.Round(size1.Height * Root.RenderScaling));
var skia = dc as SkiaDrawingContext;
var gl = skia.GlContext;
//context = gl;
OpenglEx.Load(gl);
if (_gl == null)
{
_gl = GL.GetApi(gl.GetProcAddress);
Id = _gl.GenFramebuffer();
ColorBuffer = _gl.GenTexture();
DepthRenderBuffer = _gl.GenRenderbuffer();
_gl.BindTexture(GLEnum.Texture2D, ColorBuffer);
_gl.TexParameter(GLEnum.Texture2D, GLEnum.TextureMinFilter, (int)GLEnum.Linear);
_gl.TexParameter(GLEnum.Texture2D, GLEnum.TextureMagFilter, (int)GLEnum.Linear);
_gl.BindTexture(GLEnum.Texture2D, 0);
_gl.ClearColor(0.2f, 0.3f, 0.3f, 1.0f);
float[] vertices = {
_gl = Silk.NET.OpenGLES.GL.GetApi(gl.GetProcAddress);
_gl.ClearColor(0.2f, 0.3f, 0.3f, 1.0f);
float[] vertices = {
-0.5f, -0.5f, 0.0f,
0.5f, -0.5f, 0.0f,
0.0f, 0.5f, 0.0f
};
_gl.GenBuffers(1, out uint vbo);
_gl.BindBuffer(GLEnum.ArrayBuffer, vbo);
_gl.BufferData<float>(GLEnum.ArrayBuffer, (nuint)vertices.Length * sizeof(float), vertices, GLEnum.StaticDraw);
_gl.GenBuffers(1, out uint vbo);
_gl.GenVertexArrays(1, out vao);
_gl.GenVertexArrays(1, out vao);
_gl.BindVertexArray(vao);
_gl.VertexAttribPointer(0, 3, GLEnum.Float, false, 3 * sizeof(float), null);
_gl.EnableVertexAttribArray(0);
_gl.BindBuffer(Silk.NET.OpenGLES.GLEnum.ArrayBuffer, vbo);
_gl.BindVertexArray(vao);
string vertexShaderSource = @"#version 330 core
_gl.BufferData<float>(Silk.NET.OpenGLES.GLEnum.ArrayBuffer,vertices, Silk.NET.OpenGLES.GLEnum.StaticDraw);
_gl.VertexAttribPointer(0, 3, Silk.NET.OpenGLES.GLEnum.Float, false, 3 * sizeof(float), null);
_gl.EnableVertexAttribArray(0);
_gl.BindVertexArray(0);
_gl.BindBuffer(Silk.NET.OpenGLES.GLEnum.ArrayBuffer, 0);
string vertexShaderSource = @"#version 330 core
layout (location = 0) in vec3 aPos;
void main()
{
@ -86,7 +49,7 @@ namespace ConsoleApp1
}
";
string fragmentShaderSource = @"#version 330 core
string fragmentShaderSource = @"#version 330 core
out vec4 FragColor;
void main()
{
@ -94,81 +57,43 @@ namespace ConsoleApp1
}
";
uint vertexShader = _gl.CreateShader(GLEnum.VertexShader);
_gl.ShaderSource(vertexShader, vertexShaderSource);
_gl.CompileShader(vertexShader);
uint vertexShader = _gl.CreateShader(Silk.NET.OpenGLES.GLEnum.VertexShader);
_gl.ShaderSource(vertexShader, vertexShaderSource);
_gl.CompileShader(vertexShader);
uint fragmentShader = _gl.CreateShader(GLEnum.FragmentShader);
_gl.ShaderSource(fragmentShader, fragmentShaderSource);
_gl.CompileShader(fragmentShader);
uint fragmentShader = _gl.CreateShader(Silk.NET.OpenGLES.GLEnum.FragmentShader);
_gl.ShaderSource(fragmentShader, fragmentShaderSource);
_gl.CompileShader(fragmentShader);
shaderProgram = _gl.CreateProgram();
_gl.AttachShader(shaderProgram, vertexShader);
_gl.AttachShader(shaderProgram, fragmentShader);
_gl.LinkProgram(shaderProgram);
shaderProgram = _gl.CreateProgram();
_gl.AttachShader(shaderProgram, vertexShader);
_gl.AttachShader(shaderProgram, fragmentShader);
_gl.LinkProgram(shaderProgram);
_gl.DeleteShader(vertexShader);
_gl.DeleteShader(fragmentShader);
}
if (size1 != oldSize)
{
oldSize = size1;
_gl.BindTexture(GLEnum.Texture2D, ColorBuffer);
_gl.TexImage2D(GLEnum.Texture2D, 0, (int)GLEnum.Rgba, (uint)size.Width, (uint)size.Height, 0, GLEnum.Rgb, GLEnum.UnsignedByte, null);
_gl.BindTexture(GLEnum.Texture2D, 0);
_gl.BindRenderbuffer(GLEnum.Renderbuffer, DepthRenderBuffer);
_gl.RenderbufferStorage(GLEnum.Renderbuffer, GLEnum.Depth32fStencil8, (uint)size.Width, (uint)size.Height);
_gl.BindRenderbuffer(GLEnum.Renderbuffer, 0);
_gl.BindFramebuffer(GLEnum.Framebuffer, Id);
_gl.FramebufferTexture2D(GLEnum.Framebuffer, GLEnum.ColorAttachment0, GLEnum.Texture2D, ColorBuffer, 0);
_gl.FramebufferRenderbuffer(GLEnum.Framebuffer, GLEnum.DepthStencilAttachment, GLEnum.Renderbuffer, DepthRenderBuffer);
_gl.BindFramebuffer(GLEnum.Framebuffer, 0);
GRBackendTexture backendTexture = new GRBackendTexture((int)(size.Width / Root.RenderScaling), (int)(size.Height / Root.RenderScaling), false, new GRGlTextureInfo(0x0DE1, (uint)ColorBuffer, SKColorType.Rgba8888.ToGlSizedFormat()));
image = SKImage.FromTexture((GRContext)skia.GlContext.GRContext, backendTexture, GRSurfaceOrigin.BottomLeft, SKColorType.Rgba8888);
}
_gl.BindFramebuffer(FramebufferTarget.Framebuffer, Id);
var vp = new float[4];
gl.GetFloatv(GlConsts.GL_VIEWPORT, vp);
_gl.Viewport(0, 0, (uint)size.Width, (uint)size.Height);
OnGlRender(gl, size);
_gl.Viewport((int)vp[0], (int)vp[1], (uint)vp[2], (uint)vp[3]);
skia.SKCanvas.DrawImage(image, 0, 0);
base.OnRender(dc);
_gl.DeleteShader(vertexShader);
_gl.DeleteShader(fragmentShader);
base.OnGLLoaded(gl);
}
Random random = new Random();
protected void OnGlRender(IGlContext gl, PixelSize viewPort)
protected override void OnGLRender(IGlContext gl)
{
//_gl.ClearColor(0.5f, 0, 0, 0.5f);
//_gl.Clear(ClearBufferMask.ColorBufferBit);
_gl.ClearColor(0.5f, 1, 0, 0.5f);
_gl.Clear(Silk.NET.OpenGLES.ClearBufferMask.ColorBufferBit | Silk.NET.OpenGLES.ClearBufferMask.DepthBufferBit | Silk.NET.OpenGLES.ClearBufferMask.StencilBufferBit);
_gl.UseProgram(shaderProgram);
_gl.BindVertexArray(vao);
_gl.DrawArrays(GLEnum.Triangles, 0, 3);
_gl.DrawArrays(Silk.NET.OpenGLES.GLEnum.Triangles, 0, 3);
_gl.BindVertexArray(0);
_gl.UseProgram(0);
base.OnGLRender(gl);
}
protected override void Dispose(bool disposing)
{
if (_gl != null)
{
OpenglEx.DeleteFramebuffers(null, 1, new int[] { (int)Id });
OpenglEx.DeleteTextures(null, 1, new int[] { (int)ColorBuffer });
OpenglEx.DeleteRenderbuffers(null, 1, new int[] { (int)DepthRenderBuffer });
//_gl.DeleteFramebuffer(Id);
//_gl.DeleteTexture(ColorBuffer);
//_gl.DeleteRenderbuffer(DepthRenderBuffer);
}
base.Dispose(disposing);
}
#endif
}
}
#endif

7
ConsoleApp1/Program.cs
View File

@ -38,7 +38,12 @@ namespace ConsoleApp1
#if Net4
(OperatingSystemType.Windows, new WindowsPlatform(), new CPF.GDIPlus.GDIPlusDrawingFactory { ClearType = true })
#else
(OperatingSystemType.Windows, new WindowsPlatform(false), new SkiaDrawingFactory { UseGPU=true })
(OperatingSystemType.Windows, new WindowsPlatform(false), new SkiaDrawingFactory
{
#if NETCOREAPP3_1_OR_GREATER
UseGPU=true
#endif
})
, (OperatingSystemType.OSX, new CPF.Mac.MacPlatform(), new SkiaDrawingFactory { UseGPU = false })
, (OperatingSystemType.Linux, new CPF.Linux.LinuxPlatform(), new SkiaDrawingFactory { UseGPU = false })
#endif

35
ConsoleApp1/Window2.cs
View File

@ -472,9 +472,8 @@ namespace ConsoleApp1
},
new ScrollViewer
{
MarginLeft = 421,
HorizontalScrollBarVisibility= ScrollBarVisibility.Disabled,
VerticalScrollBarVisibility= ScrollBarVisibility.Visible,
MarginLeft = 421,//HorizontalScrollBarVisibility= ScrollBarVisibility.Disabled,
//VerticalScrollBarVisibility= ScrollBarVisibility.Visible,
Commands =
{
{
@ -499,6 +498,15 @@ namespace ConsoleApp1
// Name = nameof(pic),
// Source="http://219.239.12.91:5001/bookimage//bookimage3/cate1826979600058c0bd3/file253320e4000582XXXX/253320e4000582XXXX.jpg"
//}
#if !Net4&&!NETCOREAPP3_0
new GLView
{
Height = 336,
Width = 421,
},
#else
new WrapPanel
{
Width="100%",
@ -562,6 +570,7 @@ namespace ConsoleApp1
},
}
},
#endif
Height=300,
MarginTop=19,
MarginRight=29
@ -739,17 +748,7 @@ namespace ConsoleApp1
Height = 58,
Width = 121,
},
#if !Net4&&!NETCOREAPP3_0
new GLView
{
MarginRight = 56,
MarginTop = 44,
Height = 132,
Width = 151,
[nameof(GLView.DoubleClick)]=new CommandDescribe((s,e)=>{ s.Dispose(); }),
},
#endif
new Button
new Button
{
Commands =
{
@ -1388,8 +1387,7 @@ namespace ConsoleApp1
MarginLeft = 252,
MarginTop = 76,
Height = 23,
Width = 219,
//[nameof(Slider.Value)]= new Obx<MainModel>(a => a.Type.Name),
Width = 219,//[nameof(Slider.Value)]= new Obx<MainModel>(a => a.Type.Name),
[nameof(Slider.Value)]= new BindingDescribe(null, nameof(MainModel.ColumnWidth),BindingMode.OneWayToSource,null,a=>new GridLength((float)(double)a))
},
}
@ -2439,14 +2437,12 @@ new TabItemTemplate{
Orientation= Orientation.Vertical,
Children=
{
new TextBlock
{
[nameof(TextBlock.Text)]= new Obx<MainModel>(a => a.Test1.test.test.test.test.Name,
BindingMode.OneWay),
Name = "hmbb"
},
//new TextBox
},//new TextBox
//{
// Width = 130,
// Height= 60,
@ -2486,7 +2482,6 @@ new TabItemTemplate{
},
}
},
}
}
},