void vpNDOFJoint::BuildKinematics(void)
{
for ( int i = 0; i < m_iDOF; i++ )
GetState().push_back(vpState(this, i));
}
void vp1DOFJoint::BuildKinematics(void)
{
GetState().push_back(vpState(this, 0));
}
void VecSliderMenuItem::DrawNormalVecView(const Camera& curCamera,
float x, float y, float w, float h, const vec3& normal)
{
GLint mvpLoc = g_normalViewShader->m_uniforms[BIND_Mvp];
GLint colorLoc = g_normalViewShader->m_attrs[GEOM_Color];
GLint posLoc = g_normalViewShader->m_attrs[GEOM_Pos];
GLint coordLoc = g_normalViewShader->m_attrs[GEOM_Uv];
GLint stippleLoc = g_normalViewShader->m_custom[NORMALBIND_Stipple];
ViewportState vpState(x, g_screen.m_height-y-h, w, h);
ScissorState scState(x, g_screen.m_height-y-h, w, h);
glClearColor(0.05f,0.05f,0.05f,1.f);
glClear(GL_DEPTH_BUFFER_BIT|GL_COLOR_BUFFER_BIT);
Camera localcamera = curCamera;
localcamera.SetPos(-4.f * curCamera.GetViewframe().m_fwd);
localcamera.Compute();
mat4 proj = Compute3DProj(30.f, w/h, 0.1, 5);
mat4 mvp = proj * localcamera.GetView();
glUseProgram(g_normalViewShader->m_program);
glUniformMatrix4fv(mvpLoc, 1, 0, mvp.m);
glUniform1f(stippleLoc, 0);
glBegin(GL_LINES);
// axes
glVertexAttrib3f(colorLoc, 1, 0, 0);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib1f(coordLoc, 1); glVertexAttrib3f(posLoc, 1, 0, 0);
glVertexAttrib3f(colorLoc, 0.2, 0, 0);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib1f(coordLoc, 1); glVertexAttrib3f(posLoc, -1, 0, 0);
glVertexAttrib3f(colorLoc, 0, 1, 0);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib1f(coordLoc, 1); glVertexAttrib3f(posLoc, 0, 1, 0);
glVertexAttrib3f(colorLoc, 0, 0.2, 0);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib1f(coordLoc, 1); glVertexAttrib3f(posLoc, 0, -1, 0);
glVertexAttrib3f(colorLoc, 0, 0, 1);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib1f(coordLoc, 1); glVertexAttrib3f(posLoc, 0, 0, 1);
glVertexAttrib3f(colorLoc, 0, 0, 0.2);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib1f(coordLoc, 1); glVertexAttrib3f(posLoc, 0, 0, -1);
// vector
glVertexAttrib3f(colorLoc, 0.7, 0.7, 0.7);
glVertexAttrib3f(posLoc, 0, 0, 0);
glVertexAttrib3fv(posLoc, &normal.x);
glEnd();
// helper lines
static Color kColNeg = {0.2,0.2,0.2}, kColPos = {0.4,0.4,0.4};
glUniform1f(stippleLoc, 0.1f);
glBegin(GL_LINES);
glVertexAttrib3fv(colorLoc, normal.x > 0 ? &kColPos.r : &kColNeg.r);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, 0, normal.y, 0);
glVertexAttrib1f(coordLoc, normal.x); glVertexAttrib3f(posLoc, normal.x, normal.y, 0);
glVertexAttrib3fv(colorLoc, normal.y > 0 ? &kColPos.r : &kColNeg.r);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, normal.x, 0, 0);
glVertexAttrib1f(coordLoc, normal.y); glVertexAttrib3f(posLoc, normal.x, normal.y, 0);
glVertexAttrib3fv(colorLoc, normal.z > 0 ? &kColPos.r : &kColNeg.r);
glVertexAttrib1f(coordLoc, 0); glVertexAttrib3f(posLoc, normal.x, normal.y, 0);
glVertexAttrib1f(coordLoc, normal.z); glVertexAttrib3fv(posLoc, &normal.x);
glEnd();
glLineWidth(1.f);
checkGlError("menu_DrawNormalVecView");
}
