public void TestUniform3i()
{
if (!HasVersion(2, 0) && !HasEsVersion(2, 0) && !IsGlExtensionSupported("GL_ARB_shader_objects"))
{
Assert.Inconclusive("required features not implemented");
}
using (Device device = new Device())
using (new GLContext(device))
{
uint program = CreateProgramUniform3i();
try {
Vertex3i uniformStruct;
int[] uniformValue;
int uniformLoc = Gl.GetUniformLocation(program, "uVec");
if (uniformLoc < 0)
{
throw new InvalidOperationException("no uniform variable");
}
// glGetUniformiv
uniformValue = Array3(1);
Gl.GetUniform(program, uniformLoc, uniformValue);
CollectionAssert.AreEqual(Array3(0), uniformValue);
// glGetUniformiv (ref)
uniformStruct = new Vertex3i(1);
Gl.GetUniformi(program, uniformLoc, ref uniformStruct);
Assert.AreEqual(Vertex3i.Zero, uniformStruct);
// glUniform3i
uniformValue = Array3(0);
Gl.Uniform3(uniformLoc, Array3(1));
Gl.GetUniform(program, uniformLoc, uniformValue);
CollectionAssert.AreEqual(Array3(1), uniformValue);
// glUniform3iv
uniformValue = Array3(0);
Gl.Uniform3(uniformLoc, Array3(9));
Gl.GetUniform(program, uniformLoc, uniformValue);
CollectionAssert.AreEqual(Array3(9), uniformValue);
// glUniform3iv (ref)
uniformValue = Array3(0);
uniformStruct = new Vertex3i(5);
Gl.Uniform3i(uniformLoc, 1, ref uniformStruct);
Gl.GetUniform(program, uniformLoc, uniformValue);
CollectionAssert.AreEqual(Array3(5), uniformValue);
} finally {
Gl.DeleteProgram(program);
}
}
}
void IShaderUniformContainer.SetUniform(GraphicsContext ctx, string uniformName, Vertex3i v)
{
throw new NotImplementedException();
}
/// <summary>
/// Set uniform state variable (ivec3 variable or bvec3 variable).
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/> used for operations.
/// </param>
/// <param name="uniformName">
/// A <see cref="String"/> that specify the variable name in the shader source.
/// </param>
/// <param name="v">
/// A <see cref="Vertex3i"/> holding the uniform variabile data (first component).
/// </param>
public void SetUniform(GraphicsContext ctx, string uniformName, Vertex3i v)
{
SetUniform(ctx, uniformName, v.x, v.y, v.z);
}
