public override void UpdateViewContent(FormRenderUpdateEventArgs formRenderUpdateEventArgs)
{
//1. create platform bitmap
// create the surface
int w = 800;
int h = 600;
if (myImg == null)
{
myImg = new TestGlfw.MyNativeRGBA32BitsImage(w, h);
//test1
// create the surface
var info = new SKImageInfo(w, h, SKImageInfo.PlatformColorType, SKAlphaType.Premul);
using (var surface = SKSurface.Create(info, myImg.Scan0, myImg.Stride))
{
// start drawing
SKCanvas canvas = surface.Canvas;
DrawWithSkia(canvas);
surface.Canvas.Flush();
}
}
var glBmp = new PixelFarm.DrawingGL.GLBitmap(w, h, myImg.Scan0);
_glsx.DrawImage(glBmp, 0, 600);
glBmp.Dispose();
}
protected override void OnInitGLProgram(object sender, EventArgs args)
{
string vs = @"
attribute vec4 a_position;
attribute vec2 a_texCoord;
varying vec2 v_texCoord;
void main()
{
gl_Position = a_position;
v_texCoord = a_texCoord;
}
";
string fs = @"
precision mediump float;
varying vec2 v_texCoord;
uniform sampler2D s_baseMap;
uniform sampler2D s_lightMap;
void main()
{
vec4 baseColor;
vec4 lightColor;
baseColor = texture2D(s_baseMap, v_texCoord);
lightColor = texture2D(s_lightMap, v_texCoord);
gl_FragColor = baseColor * (lightColor + 0.25);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
throw new NotSupportedException();
}
// Get the attribute locations
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texCoord");
// Get the sampler location
mBaseMapLoc = GL.GetUniformLocation(mProgram, "s_baseMap");
mLightMapLoc = GL.GetUniformLocation(mProgram, "s_lightMap");
// Load the textures
baseMapBmp = LoadTexture(RootDemoPath.Path + @"\SampleImages\basemap01.png");
lightMapBmp = LoadTexture(RootDemoPath.Path + @"\SampleImages\lightmap01.png");
if (mBaseMapTexID == 0 || mLightMapTexID == 0)
{
throw new NotSupportedException();
}
isGLInit = true;
this.EnableAnimationTimer = true;
}
