GLBitmap ConvertFromBGRA_To_RGBA(GLBitmap bgraBmp)
{
GLBitmap rgba_result = new GLBitmap(bgraBmp.Width, bgraBmp.Height);//create another from blank with the same size
using (GLRenderSurface surface1 = new GLRenderSurface(bgraBmp.Width, bgraBmp.Height))
using (GLRenderSurface surface2 = new GLRenderSurface(rgba_result, false))
{
_pcx.AttachToRenderSurface(surface1);
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
//------------------------------------------------------------------------------------
//after make the frameBuffer current
//then all drawing command will apply to frameBuffer
//do draw to frame buffer here
_pcx.Clear(PixelFarm.Drawing.Color.Black);
_pcx.DrawImage(bgraBmp, 0, 0);
//------------------------------------------------------------------------------------
_pcx.AttachToRenderSurface(null);
//after release current, we move back to default frame buffer again***
_pcx.AttachToRenderSurface(surface2);
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
_pcx.Clear(PixelFarm.Drawing.Color.Black);
_pcx.DrawImage(surface1.GetGLBitmap(), 0, 0);
_pcx.AttachToRenderSurface(null);
}
return(rgba_result);
}
protected override void OnGLRender(object sender, EventArgs args)
{
_pcx.SmoothMode = SmoothMode.Smooth;
_pcx.StrokeColor = PixelFarm.Drawing.Color.Blue;
_pcx.Clear(PixelFarm.Drawing.Color.White);
_pcx.ClearColorBuffer();
//-------------------------------
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
if (!_isInit)
{
_glbmp = DemoHelper.LoadTexture(RootDemoPath.Path + @"\logo-dark.png");
_isInit = true;
}
if (_surface1.IsValid)
{
if (_frameBufferNeedUpdate)
{
//------------------------------------------------------------------------------------
//framebuffer
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
_pcx.AttachToRenderSurface(_surface1);
//after make the frameBuffer current
//then all drawing command will apply to frameBuffer
//do draw to frame buffer here
_pcx.Clear(PixelFarm.Drawing.Color.Red);
_pcx.DrawImageWithBlurX(_glbmp, 0, 0);
_pcx.AttachToRenderSurface(null);//switch to primary render surface
//------------------------------------------------------------------------------------
//framebuffer2
_pcx.AttachToRenderSurface(_surface2);
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
//GLBitmap bmp2 = new GLBitmap(_frameBuffer.TextureId, _frameBuffer.Width, _frameBuffer.Height);
//bmp2.IsYFlipped = true;
//bmp2.IsBigEndianPixel = true;
_pcx.DrawImageWithBlurY(_surface1.GetGLBitmap(), 0, 0);
_pcx.AttachToRenderSurface(null);
//------------------------------------------------------------------------------------
//after release current, we move back to default frame buffer again***
_frameBufferNeedUpdate = false;
}
_pcx.DrawImage(_surface2.GetGLBitmap(), 0, 0);
//_pcx.DrawFrameBuffer(_frameBuffer2, 0, 0, true);
}
else
{
_pcx.Clear(PixelFarm.Drawing.Color.Blue);
}
//-------------------------------
SwapBuffers();
}
protected override void OnGLRender(object sender, EventArgs args)
{
_pcx.SmoothMode = SmoothMode.Smooth;
_pcx.StrokeColor = PixelFarm.Drawing.Color.Blue;
_pcx.Clear(PixelFarm.Drawing.Color.White); //set clear color and clear all buffer
_pcx.ClearColorBuffer(); //test , clear only color buffer
//-------------------------------
if (!_isInit)
{
_glbmp = DemoHelper.LoadTexture(RootDemoPath.Path + @"\logo-dark.jpg");
_isInit = true;
}
PixelFarm.Drawing.RenderSurfaceOriginKind prevOrgKind = _pcx.OriginKind; //save
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
if (_surface1.IsValid)
{
if (_frameBufferNeedUpdate)
{
_pcx.AttachToRenderSurface(_surface1);
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
//------------------------------------------------------------------------------------
//after make the frameBuffer current
//then all drawing command will apply to frameBuffer
//do draw to frame buffer here
_pcx.Clear(PixelFarm.Drawing.Color.Black);
_pcx.DrawImage(_glbmp, 5, 5);
//------------------------------------------------------------------------------------
_pcx.AttachToRenderSurface(null);
//after release current, we move back to default frame buffer again***
_frameBufferNeedUpdate = false;
}
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
//_pcx.DrawFrameBuffer(_frameBuffer, 0, 0, true);
for (int i = 0; i < 1; ++i)
{
_pcx.DrawImage(_surface1.GetGLBitmap(), 100 + (i * 30), 200 + (i * 30));
}
}
else
{
_pcx.Clear(PixelFarm.Drawing.Color.Blue);
}
//-------------------------------
_pcx.OriginKind = prevOrgKind;//restore
}
protected override void OnGLRender(object sender, EventArgs args)
{
_pcx.SmoothMode = SmoothMode.Smooth;
_pcx.StrokeColor = PixelFarm.Drawing.Color.Blue;
_pcx.Clear(PixelFarm.Drawing.Color.White);
_pcx.ClearColorBuffer();
//-------------------------------
if (!_isInit)
{
_glbmp = DemoHelper.LoadTexture(RootDemoPath.Path + @"\leaves.jpg");
_isInit = true;
}
if (_surface1.IsValid)
{
if (_frameBufferNeedUpdate)
{
//------------------------------------------------------------------------------------
//framebuffer
_pcx.AttachToRenderSurface(_surface1);
//after make the frameBuffer current
//then all drawing command will apply to frameBuffer
//do draw to frame buffer here
_pcx.Clear(PixelFarm.Drawing.Color.Red);
_pcx.DrawImageWithConv3x3(_glbmp, Mat3x3ConvGen.emboss, 0, 0);
_pcx.AttachToRenderSurface(null);
//after release current, we move back to default frame buffer again***
_frameBufferNeedUpdate = false;
}
//_pcx.DrawFrameBuffer(_frameBuffer, 0, 0, true);
_pcx.DrawImage(_surface1.GetGLBitmap(), 0, 0);
}
else
{
_pcx.Clear(PixelFarm.Drawing.Color.Blue);
}
//-------------------------------
SwapBuffers();
}
protected override void OnGLRender(object sender, EventArgs args)
{
//reset
_pcx.SmoothMode = SmoothMode.Smooth;
_pcx.ClearColorBuffer();
_painter.Clear(Color.Yellow);
switch (DrawSet)
{
case T408_DrawSet.A:
{
//draw msdf bitmap to mask surface
if (_maskRenderSurface == null)
{
GLRenderSurface currentSurface = _pcx.CurrentRenderSurface;
_maskRenderSurface = new GLRenderSurface(100, 100);
_pcx.AttachToRenderSurface(_maskRenderSurface);
//draw mask
_pcx.Clear(Color.Black);
_pcx.DrawImageWithMsdf(_msdfMaskGLBmp, 0, 0, 5, Color.White);
//switch back to normal surface
_pcx.AttachToRenderSurface(currentSurface);
}
//render with simple mask
_pcx.DrawImageWithMask(
_maskRenderSurface.GetInnerGLData().GLBmp,
_colorGLBmp, 0, 0);
}
break;
case T408_DrawSet.B:
{
RectangleF maskSrc = new RectangleF(0, 0, _msdfMaskBmp.Width, _msdfMaskBmp.Height);
Rectangle rect = new Rectangle(10, 10, 120, 120);
Quad2f quad = new Quad2f();
quad.SetCornersFromRect(rect);
AffineMat mat1 = AffineMat.Iden();
mat1.Translate(-rect.Width / 2, -rect.Height / 2);
mat1.RotateDeg(45);
mat1.Translate(rect.Width / 2, rect.Height / 2);
quad.Transform(mat1); //***test transform
//-----------------------
//create mask surface, this quite low leve step.
//user should use this through drawboard
//-----------------------
if (_maskRenderSurface2 == null)
{
//before we switch to another GLRenderSurface.
//we save current setting of current GLRenderSurface
_pcx.SaveStates(out GLPainterStatesData saveData1);
_maskRenderSurface2 = new GLRenderSurface(100, 100);
_pcx.AttachToRenderSurface(_maskRenderSurface2);
_pcx.OriginKind = PixelFarm.Drawing.RenderSurfaceOriginKind.LeftTop;
//draw mask
_pcx.Clear(Color.Black);
//draw image to specific quad
_pcx.DrawImageWithMsdf(_msdfMaskGLBmp, quad, Color.White);
//switch back to normal surface
_pcx.RestoreStates(saveData1);
}
_pcx.DrawImageWithMask(
_maskRenderSurface2.GetInnerGLData().GLBmp,
_colorGLBmp, 20, 20);
}
break;
}
SwapBuffers();
}
