本文整理汇总了C#中WebGLRenderingContext.blendFunc方法的典型用法代码示例。如果您正苦于以下问题：C# WebGLRenderingContext.blendFunc方法的具体用法？C# WebGLRenderingContext.blendFunc怎么用？C# WebGLRenderingContext.blendFunc使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WebGLRenderingContext的用法示例。
在下文中一共展示了WebGLRenderingContext.blendFunc方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Application
//.........这里部分代码省略.........
#region drawScene
Action drawScene = delegate
{
gl.viewport(0, 0, gl_viewportWidth, gl_viewportWidth);
gl.useProgram(prog);
gl.uniformMatrix4fv(gl.getUniformLocation(prog, "prMatrix"),
false, new Float32Array(prMatrix.getAsArray()));
rotMat.rotate(xRot / 5, 1, 0, 0);
rotMat.rotate(yRot / 5, 0, 1, 0);
yRot = 0;
xRot = 0;
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
gl.uniform4f(colorLoc, 1, 1, 0, 1);
drawBall(1, 1, 1); drawBall(-1, 1, 1); drawBall(1, -1, 1);
drawBall(1, 1, -1); drawBall(-1, -1, 1); drawBall(-1, 1, -1);
drawBall(1, -1, -1); drawBall(-1, -1, -1);
mvMatrix.load(rotMat);
mvMatrix.translate(0, 0, transl);
gl.uniformMatrix4fv(mvMatLoc, false,
new Float32Array(mvMatrix.getAsArray()));
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform4f(colorLoc, .0f, .0f, .9f, .7f);
gl.depthMask(false);
gl.drawElements(gl.TRIANGLES, 36, gl.UNSIGNED_SHORT, 0);
gl.depthMask(true);
gl.disable(gl.BLEND);
gl.useProgram(line_prog);
gl.uniformMatrix4fv(gl.getUniformLocation(line_prog, "prMatrix"),
false, new Float32Array(prMatrix.getAsArray()));
gl.uniformMatrix4fv(mvMatLineLoc, false,
new Float32Array(mvMatrix.getAsArray()));
gl.drawArrays(gl.LINES, 0, 24);
gl.flush();
};
#endregion
drawScene();
#region AtResize
Action AtResize = delegate
{
gl_viewportWidth = Native.window.Width;
gl_viewportHeight = Native.window.Height;
示例2: Application
//.........这里部分代码省略.........
canvas.height = gl_viewportHeight;
};
Native.window.onresize +=
e =>
{
AtResize();
};
AtResize();
#endregion
new HTML.Images.FromAssets.star().InvokeOnComplete(
texture_image =>
{
var starTexture = gl.createTexture();
#region handleLoadedTexture
gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, 1);
gl.bindTexture(gl.TEXTURE_2D, starTexture);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, texture_image);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, (int)gl.LINEAR);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, (int)gl.LINEAR);
gl.bindTexture(gl.TEXTURE_2D, null);
#endregion
#region drawStar
Action drawStar = () =>
{
gl.activeTexture(gl.TEXTURE0);
gl.bindTexture(gl.TEXTURE_2D, starTexture);
gl.uniform1i(shaderProgram_samplerUniform, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, starVertexTextureCoordBuffer);
gl.vertexAttribPointer((uint)shaderProgram_textureCoordAttribute, starVertexTextureCoordBuffer_itemSize, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, starVertexPositionBuffer);
gl.vertexAttribPointer((uint)shaderProgram_vertexPositionAttribute, starVertexPositionBuffer_itemSize, gl.FLOAT, false, 0, 0);
setMatrixUniforms();
gl.drawArrays(gl.TRIANGLE_STRIP, 0, starVertexPositionBuffer_numItems);
};
#endregion
#region drawScene
Action drawScene = delegate
{
gl.viewport(0, 0, gl_viewportWidth, gl_viewportHeight);
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
glMatrix.mat4.perspective(45, gl_viewportWidth / gl_viewportHeight, 0.1f, 100.0f, pMatrix);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE);
gl.enable(gl.BLEND);
glMatrix.mat4.identity(mvMatrix);
glMatrix.mat4.translate(mvMatrix, new f[] {0.0f, 0.0f, zoom});
glMatrix.mat4.rotate(mvMatrix, degToRad(tilt),new f[] { 1.0f, 0.0f, 0.0f});
//var twinkle = document.getElementById("twinkle").checked;
var twinkle = false;
foreach (var star in stars)
{
star.draw(
tilt,
spin,
twinkle,
mvPushMatrix,
mvPopMatrix,
mvMatrix,
drawStar,
shaderProgram_colorUniform,
gl
);
spin += 0.1f;
}
};
#endregion
Native.window.onframe += delegate
{
if (IsDisposed)
return;
handleKeys();
drawScene();
animate();
};
}
);
}示例3: Application
//.........这里部分代码省略.........
glMatrix.mat4.perspective(45f, (float)gl_viewportWidth / (float)gl_viewportHeight, 0.1f, 100.0f, pMatrix);
glMatrix.mat4.identity(mvMatrix);
glMatrix.mat4.translate(mvMatrix, new float[] { 0.0f, 0.0f, z });
glMatrix.mat4.rotate(mvMatrix, degToRad(xRot), new[] { 1f, 0f, 0f });
glMatrix.mat4.rotate(mvMatrix, degToRad(yRot), new[] { 0f, 1f, 0f });
gl.bindBuffer(gl.ARRAY_BUFFER, cubeVertexPositionBuffer);
gl.vertexAttribPointer((uint)shaderProgram_vertexPositionAttribute, cubeVertexPositionBuffer_itemSize, gl.FLOAT, false, 0, 0);
#region new in lesson 07
gl.bindBuffer(gl.ARRAY_BUFFER, cubeVertexNormalBuffer);
gl.vertexAttribPointer((uint)shaderProgram_vertexNormalAttribute, cubeVertexNormalBuffer_itemSize, gl.FLOAT, false, 0, 0);
#endregion
gl.bindBuffer(gl.ARRAY_BUFFER, cubeVertexTextureCoordBuffer);
gl.vertexAttribPointer((uint)shaderProgram_textureCoordAttribute, cubeVertexTextureCoordBuffer_itemSize, gl.FLOAT, false, 0, 0);
gl.activeTexture(gl.TEXTURE0);
gl.bindTexture(gl.TEXTURE_2D, textures[filter]);
gl.uniform1i(shaderProgram_samplerUniform, 0);
#region new in lesson 08
var blending = [email protected];
if (blending)
{
gl.blendFunc(gl.SRC_ALPHA, gl.ONE);
gl.enable(gl.BLEND);
gl.disable(gl.DEPTH_TEST);
gl.uniform1f(shaderProgram_alphaUniform, toolbar.alpha);
}
else
{
gl.disable(gl.BLEND);
gl.enable(gl.DEPTH_TEST);
}
#endregion
var lighting = [email protected];
gl.uniform1i(shaderProgram_useLightingUniform, lighting.ToInt32());
if (lighting)
{
gl.uniform3f(
shaderProgram_ambientColorUniform,
toolbar.ambientR,
toolbar.ambientG,
toolbar.ambientB
);
var lightingDirection = new float []{
toolbar.lightDirectionX,
toolbar.lightDirectionY,
toolbar.lightDirectionZ
};
var adjustedLD = glMatrix.vec3.create();
glMatrix.vec3.normalize(lightingDirection, adjustedLD);
glMatrix.vec3.scale(adjustedLD, new f[] {-1});