protected override void OnReadyForInitGLShaderProgram()
{
//----------------
//vertex shader source
string vs = @"
attribute vec4 vPosition;
void main()
{
gl_Position = vPosition;
}
";
//fragment source
string fs = @"
precision mediump float;
void main()
{
gl_FragColor = vec4(1.0,0.0, 0.0, 1.0);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
//return false
}
GL.ClearColor(0, 0, 0, 0);
}
protected override void OnInitGLProgram(object sender, EventArgs args)
{
string vs = @"
uniform mat4 u_mvpMatrix;
attribute vec4 a_position;
attribute vec2 a_texcoord;
varying vec2 v_texcoord;
void main()
{
gl_Position = u_mvpMatrix * a_position;
v_texcoord = a_texcoord;
}
";
string fs = @"
precision mediump float;
varying vec2 v_texcoord;
void main()
{
gl_FragColor = vec4(v_texcoord.x, v_texcoord.y, 1.0, 1.0);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
//return false
throw new NotSupportedException();
}
//GL.Enable(EnableCap.Blend);
//GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
// Get the attribute locations
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texcoord");
// Get the uniform locations
mMVPMatrixLoc = GL.GetUniformLocation(mProgram, "u_mvpMatrix");
cube = new CubeGeometry();
GeometryUtils.GenerateCubeGeometry(-0.5f, cube);
mRotation = 45.0f;
GL.ClearColor(0, 0, 0, 0);
GL.CullFace(CullFaceMode.Front);
GL.Enable(EnableCap.CullFace);
this.EnableAnimationTimer = true;
isGLInit = true;
}
protected override void OnInitGLProgram(object sender, EventArgs args)
{
string vs = @"
uniform float u_offset;
attribute vec4 a_position;
attribute vec2 a_texCoord;
varying vec2 v_texCoord;
void main()
{
gl_Position = a_position;
gl_Position.x += u_offset;
v_texCoord = a_texCoord;
}
";
string fs = @"
precision mediump float;
varying vec2 v_texCoord;
uniform sampler2D s_texture;
void main()
{
gl_FragColor = texture2D(s_texture, v_texCoord);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
//error
throw new NotSupportedException();
}
//mProgram = CompileProgram(vs, fs);
//if (!mProgram)
//{
// return false;
//}
//// Get the attribute locations
//mPositionLoc = glGetAttribLocation(mProgram, "a_position");
//mTexCoordLoc = glGetAttribLocation(mProgram, "a_texCoord");
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texCoord");
//// Get the sampler location
//mSamplerLoc = glGetUniformLocation(mProgram, "s_texture");
mSamplerLoc = GL.GetUniformLocation(mProgram, "s_texture");
//// Get the offset location
//mOffsetLoc = glGetUniformLocation(mProgram, "u_offset");
mOffsetLoc = GL.GetUniformLocation(mProgram, "u_offset");
//// Load the texture
mTexture = ES2Utils2.CreateMipMappedTexture2D();
//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL.ClearColor(0, 0, 0, 0);
isGLInit = true;
this.EnableAnimationTimer = true;
}
protected override void OnInitGLProgram(object sender, EventArgs args)
{
string vs = @"
uniform float u_offset;
attribute vec4 a_position;
attribute vec2 a_texCoord;
varying vec2 v_texCoord;
void main()
{
gl_Position = a_position;
gl_Position.x += u_offset;
v_texCoord = a_texCoord;
}
";
string fs = @"
precision mediump float;
varying vec2 v_texCoord;
uniform sampler2D s_texture;
void main()
{
gl_FragColor = texture2D(s_texture, v_texCoord);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
throw new NotSupportedException();
}
//// Get the attribute locations
//mPositionLoc = glGetAttribLocation(mProgram, "a_position");
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
//mTexCoordLoc = glGetAttribLocation(mProgram, "a_texCoord");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texCoord");
//// Get the sampler location
//mSamplerLoc = glGetUniformLocation(mProgram, "s_texture");
mSamplerLoc = GL.GetUniformLocation(mProgram, "s_texture");
//// Get the offset location
//mOffsetLoc = glGetUniformLocation(mProgram, "u_offset");
mOffsetLoc = GL.GetUniformLocation(mProgram, "u_offset");
//// Load the texture
//mTextureID = CreateMipMappedTexture2D();
mTextureID = ES2Utils2.CreateMipMappedTexture2D();
//// Check Anisotropy limits
//glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &mMaxAnisotropy);
GL.GetFloat((GetPName)(ExtTextureFilterAnisotropic.MAX_TEXTURE_MAX_ANISOTROPY), out mMaxAnisotropy);
//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL.ClearColor(0, 0, 0, 0);
isGLInit = true;
this.EnableAnimationTimer = true;
}
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
mBaseMapTexID = LoadTexture(@"..\..\SampleImages\basemap01.png");
mLightMapTexID = LoadTexture(@"..\..\SampleImages\lightmap01.png");
if (mBaseMapTexID == 0 || mLightMapTexID == 0)
{
throw new NotSupportedException();
}
isGLInit = true;
this.EnableAnimationTimer = true;
}
protected override void OnInitGLProgram(object sender, EventArgs args)
{
string vs = @"
attribute vec4 a_position;
void main()
{
gl_Position = a_position;
}
";
string fs = @"
precision mediump float;
uniform vec4 u_color;
void main()
{
gl_FragColor = u_color;
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
throw new NotSupportedException();
}
//// Get the attribute locations
//mPositionLoc = glGetAttribLocation(mProgram, "a_position");
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
//// Get the sampler location
//mColorLoc = glGetUniformLocation(mProgram, "u_color");
mColorLoc = GL.GetUniformLocation(mProgram, "u_color");
//// Set the clear color
//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL.ClearColor(0, 0, 0, 0);
//// Set the stencil clear value
//glClearStencil(0x01);
GL.ClearStencil(0x01);
//// Set the depth clear value
//glClearDepthf(0.75f);
GL.ClearDepth(0.75f);
//// Enable the depth and stencil tests
//glEnable(GL_DEPTH_TEST);
GL.Enable(EnableCap.DepthTest);
//glEnable(GL_STENCIL_TEST);
GL.Enable(EnableCap.StencilTest);
//return true;
isGLInit = true;
this.EnableAnimationTimer = true;
}
protected override void OnInitGLProgram(object sender, EventArgs handler)
{
//--------------------------------------------------------------------------
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_texture;
void main()
{
gl_FragColor = texture2D(s_texture, v_texCoord);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
//return false
}
// Get the attribute locations
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texCoord");
// Get the sampler location
mSamplerLoc = GL.GetUniformLocation(mProgram, "s_texture");
//// Load the texture
mTexture = ES2Utils2.CreateSimpleTexture2D();
GL.ClearColor(0, 0, 0, 0);
//================================================================================
}
protected override void OnInitGLProgram(object sender, EventArgs handler)
{
//--------------------------------------------------------------------------
string vs = @"
attribute vec4 a_position;
attribute vec2 a_texCoord;
uniform mat4 u_mvpMatrix;
varying vec2 v_texCoord;
void main()
{
gl_Position = u_mvpMatrix* a_position;
v_texCoord = a_texCoord;
}
";
//in fs, angle on windows
//we need to switch color component
//because we store value in memory as BGRA
//and gl expect input in RGBA
string fs = @"
precision mediump float;
varying vec2 v_texCoord;
uniform sampler2D s_texture;
void main()
{
vec4 c = texture2D(s_texture, v_texCoord);
gl_FragColor = vec4(c[2],c[1],c[0],c[3]);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
//return false
}
// Get the attribute locations
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texCoord");
u_matrix = GL.GetUniformLocation(mProgram, "u_mvpMatrix");
// Get the sampler location
mSamplerLoc = GL.GetUniformLocation(mProgram, "s_texture");
//// Load the texture
//System.Drawing.Bitmap bmp = new System.Drawing.Bitmap("d:\\WImageTest\\test001.png");
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap("d:\\WImageTest\\test001.png");
int bmpW = bmp.Width;
int bmpH = bmp.Height;
mTexture = LoadTexture(bmp);
GL.ClearColor(0, 0, 0, 0);
//================================================================================
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.ClearColor(1, 1, 1, 1);
//setup viewport size
int max = Math.Max(this.Width, this.Height);
orthoViewMat = MyMat4.ortho(0, max, 0, max, 0, 1).data;
//square viewport
GL.Viewport(0, 0, max, max);
imgVertices = new float[]
{
0, bmpH, 0,
0, 0,
//---------------------
0, 0, 0,
0, 1,
//---------------------
bmpW, bmpH, 0,
1, 0,
//---------------------
bmpW, 0, 0,
1, 1
};
}
protected override void OnInitGLProgram(object sender, EventArgs args)
{
IntPtr eglPostSubBufferNVFuncPtr = OpenTK.Platform.Egl.EglFuncs.GetProcAddress("eglPostSubBufferNV");
if (eglPostSubBufferNVFuncPtr == IntPtr.Zero)
{
throw new NotSupportedException();
}
mPostSubBufferNV = (PFNEGLPOSTSUBBUFFERNVPROC)System.Runtime.InteropServices.Marshal.GetDelegateForFunctionPointer(eglPostSubBufferNVFuncPtr, typeof(PFNEGLPOSTSUBBUFFERNVPROC));
// mPostSubBufferNV = (PFNEGLPOSTSUBBUFFERNVPROC)eglGetProcAddress("eglPostSubBufferNV");
//if (!mPostSubBufferNV)
//{
// std::cerr << "Could not load eglPostSubBufferNV.";
// return false;
//}
string vs = @"
uniform mat4 u_mvpMatrix;
attribute vec4 a_position;
attribute vec2 a_texcoord;
varying vec2 v_texcoord;
void main()
{
gl_Position = u_mvpMatrix * a_position;
v_texcoord = a_texcoord;
}
";
string fs = @"
precision mediump float;
varying vec2 v_texcoord;
void main()
{
gl_FragColor = vec4(v_texcoord.x, v_texcoord.y, 1.0, 1.0);
}
";
//mProgram = CompileProgram(vs, fs);
//if (!mProgram)
//{
// return false;
//}
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
throw new NotSupportedException();
}
//// Get the attribute locations
//mPositionLoc = glGetAttribLocation(mProgram, "a_position");
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
//mTexcoordLoc = glGetAttribLocation(mProgram, "a_texcoord");
mTexcoordLoc = GL.GetAttribLocation(mProgram, "a_texcoord");
//// Get the uniform locations
//mMVPMatrixLoc = glGetUniformLocation(mProgram, "u_mvpMatrix");
mMVPMatrixLoc = GL.GetUniformLocation(mProgram, "u_mvpMatrix");
//// Generate the geometry data
//GenerateCubeGeometry(0.5f, &mCube);
mCube = new CubeGeometry();
GeometryUtils.GenerateCubeGeometry(0.5f, mCube);
//// Set an initial rotation
//mRotation = 45.0f;
mRotation = 45.0f;
//// Clear the whole window surface to blue.
//glClearColor(0.0f, 0.0f, 1.0f, 0.0f);
GL.ClearColor(0, 0, 1, 0);
//glClear(GL_COLOR_BUFFER_BIT);
GL.Clear(ClearBufferMask.ColorBufferBit);
//SampleApplication::swap();
//this.miniGLControl.SwapBuffers();
//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL.ClearColor(0, 0, 0, 0);
//glCullFace(GL_BACK);
GL.CullFace(CullFaceMode.Back);
//glEnable(GL_CULL_FACE);
GL.Enable(EnableCap.CullFace);
//return true;
isGLInit = true;
this.EnableAnimationTimer = true;
}
protected override void OnReadyForInitGLShaderProgram()
{
string vs = @"
uniform float u_offset;
attribute vec4 a_position;
attribute vec2 a_texCoord;
varying vec2 v_texCoord;
void main()
{
gl_Position = a_position;
gl_Position.x += u_offset;
v_texCoord = a_texCoord;
}
";
string fs = @"
precision mediump float;
varying vec2 v_texCoord;
uniform sampler2D s_texture;
void main()
{
gl_FragColor = texture2D(s_texture, v_texCoord);
}
";
mProgram = ES2Utils.CompileProgram(vs, fs);
if (mProgram == 0)
{
//error
throw new NotSupportedException();
}
//mProgram = CompileProgram(vs, fs);
//if (!mProgram)
//{
// return false;
//}
//// Get the attribute locations
//mPositionLoc = glGetAttribLocation(mProgram, "a_position");
//mTexCoordLoc = glGetAttribLocation(mProgram, "a_texCoord");
mPositionLoc = GL.GetAttribLocation(mProgram, "a_position");
mTexCoordLoc = GL.GetAttribLocation(mProgram, "a_texCoord");
//// Get the sampler location
//mSamplerLoc = glGetUniformLocation(mProgram, "s_texture");
mSamplerLoc = GL.GetUniformLocation(mProgram, "s_texture");
//// Get the offset location
//mOffsetLoc = glGetUniformLocation(mProgram, "u_offset");
mOffsetLoc = GL.GetUniformLocation(mProgram, "u_offset");
//// Load the texture
mTexture = ES2Utils2.CreateMipMappedTexture2D();
//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL.ClearColor(0, 0, 0, 0);
isGLInit = true;
this.EnableAnimationTimer = true;
//create vbo array
float[] vertices = new float[] {
-0.3f, 0.3f, 0.0f, 1.0f, // Position 0
-1.0f, -1.0f, // TexCoord 0
-0.3f, -0.3f, 0.0f, 1.0f, // Position 1
-1.0f, 2.0f, // TexCoord 1
0.3f, -0.3f, 0.0f, 1.0f, // Position 2
2.0f, 2.0f, // TexCoord 2
0.3f, 0.3f, 0.0f, 1.0f, // Position 3
2.0f, -1.0f // TexCoord 3
};
//GLushort indices[] = { 0, 1, 2, 0, 2, 3 };
ushort[] indices = new ushort[] { 0, 1, 2, 0, 2, 3 };
vbo2 = new PixelFarm.DrawingGL.VertexBufferObject2();
vbo2.CreateBuffers(vertices, indices);
}
