public void Draw() { float delta = 0; double[] ModelViewMatrixBeforeTransforms = new double[16]; double[] CurrentTraslation = new double[16]; if (m_uint_DC == 0 || m_uint_RC == 0) { return; } GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT | GL.GL_STENCIL_BUFFER_BIT); GL.glLoadIdentity(); if (enableLookAtValue) { GLU.gluLookAt(LookAtNumberValue[0], LookAtNumberValue[1], LookAtNumberValue[2], LookAtNumberValue[3], LookAtNumberValue[4], LookAtNumberValue[5], LookAtNumberValue[6], LookAtNumberValue[7], LookAtNumberValue[8]); } GL.glTranslatef(0.0f, 0.0f, -20.0f); if (enableRotate) { GL.glRotatef(viewAngle, 0.0f, 1.0f, 0.0f); viewAngle -= 2f; } DrawRoom(); DrawOldAxes(); DrawLightSource(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelViewMatrixBeforeTransforms); GL.glLoadIdentity(); if (coordSysMoveDirection != 0) { delta = 5.0f * Math.Abs(coordSysMoveDirection) / coordSysMoveDirection; switch (Math.Abs(coordSysMoveDirection)) { case 1: GL.glTranslatef(delta / 20, 0, 0); break; case 2: GL.glTranslatef(0, delta / 20, 0); break; case 3: GL.glTranslatef(0, 0, delta / 20); break; case 4: GL.glRotatef(delta, 1, 0, 0); break; case 5: GL.glRotatef(delta, 0, 1, 0); break; case 6: GL.glRotatef(delta, 0, 0, 1); break; } } GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentTraslation); GL.glLoadMatrixd(AccumulatedTraslations); GL.glMultMatrixd(CurrentTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedTraslations); GL.glLoadMatrixd(ModelViewMatrixBeforeTransforms); GL.glMultMatrixd(AccumulatedTraslations); DrawAxes(); GL.glCallList(handList); if (enableReflection) { GL.glEnable(GL.GL_BLEND); GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA); GL.glEnable(GL.GL_STENCIL_TEST); GL.glStencilOp(GL.GL_REPLACE, GL.GL_REPLACE, GL.GL_REPLACE); GL.glStencilFunc(GL.GL_ALWAYS, 1, 0xFFFFFFFF); GL.glColorMask((byte)GL.GL_FALSE, (byte)GL.GL_FALSE, (byte)GL.GL_FALSE, (byte)GL.GL_FALSE); GL.glDisable(GL.GL_DEPTH_TEST); //DrawFloor(); GL.glCallList(floorMainList); GL.glColorMask((byte)GL.GL_TRUE, (byte)GL.GL_TRUE, (byte)GL.GL_TRUE, (byte)GL.GL_TRUE); GL.glEnable(GL.GL_DEPTH_TEST); GL.glStencilFunc(GL.GL_EQUAL, 1, 0xFFFFFFFF); GL.glStencilOp(GL.GL_KEEP, GL.GL_KEEP, GL.GL_KEEP); GL.glEnable(GL.GL_STENCIL_TEST); GL.glPushMatrix(); GL.glScalef(1, -1, 1); GL.glEnable(GL.GL_CULL_FACE); GL.glCullFace(GL.GL_BACK); GL.glTranslated(0, 3, 0); DrawFigures(); GL.glCullFace(GL.GL_FRONT); DrawFigures(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glDepthMask((byte)GL.GL_FALSE); //DrawFloor(); GL.glCallList(floorMainList); GL.glDepthMask((byte)GL.GL_TRUE); GL.glDisable(GL.GL_STENCIL_TEST); } GL.glFlush(); WGL.wglSwapBuffers(m_uint_DC); }
public void Draw() { pos[0] = -4 + (float)xExisOrigin + (float)ScrollValue[11]; pos[1] = 15 + (float)yExisOrigin + (float)ScrollValue[12]; pos[2] = 15 + (float)ScrollValue[13]; if (m_uint_DC == 0 || m_uint_RC == 0) { return; } GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT | GL.GL_STENCIL_BUFFER_BIT); GL.glLoadIdentity(); // not trivial double [] ModelVievMatrixBeforeSpecificTransforms = new double[16]; double [] CurrentRotationTraslation = new double[16]; GLU.gluLookAt(ScrollValue[0], ScrollValue[1], ScrollValue[2], ScrollValue[3], ScrollValue[4], ScrollValue[5], ScrollValue[6], ScrollValue[7], ScrollValue[8]); GL.glTranslatef(0.0f, 0.0f, -30.0f); GL.glRotatef(105, 0, 0, 1); GL.glRotatef(70, 0, 1, 0); GL.glRotatef(15, 1, 0, 0); //save current ModelView Matrix values //in ModelVievMatrixBeforeSpecificTransforms array //ModelView Matrix ========>>>>>> ModelVievMatrixBeforeSpecificTransforms GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); //ModelView Matrix was saved, so GL.glLoadIdentity(); // make it identity matrix //make transformation in accordance to KeyCode float delta; if (intOptionC != 0) { delta = 5.0f * Math.Abs(intOptionC) / intOptionC; // signed 5 switch (Math.Abs(intOptionC)) { case 1: GL.glRotatef(delta, 1, 0, 0); break; case 2: GL.glRotatef(delta, 0, 1, 0); break; case 3: GL.glRotatef(delta, 0, 0, 1); break; case 4: GL.glTranslatef(delta / 20, 0, 0); break; case 5: GL.glTranslatef(0, delta / 20, 0); break; case 6: GL.glTranslatef(0, 0, delta / 20); break; } } //as result - the ModelView Matrix now is pure representation //of KeyCode transform and only it !!! //save current ModelView Matrix values //in CurrentRotationTraslation array //ModelView Matrix =======>>>>>>> CurrentRotationTraslation GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); //The GL.glLoadMatrix function replaces the current matrix with //the one specified in its argument. //The current matrix is the //projection matrix, modelview matrix, or texture matrix, //determined by the current matrix mode (now is ModelView mode) GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix //The GL.glMultMatrix function multiplies the current matrix by //the one specified in its argument. //That is, if M is the current matrix and T is the matrix passed to //GL.glMultMatrix, then M is replaced with M • T GL.glMultMatrixd(CurrentRotationTraslation); //save the matrix product in AccumulatedRotationsTraslations GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); //replace ModelViev Matrix with stored ModelVievMatrixBeforeSpecificTransforms GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); //multiply it by KeyCode defined AccumulatedRotationsTraslations matrix GL.glMultMatrixd(AccumulatedRotationsTraslations); //REFLECTION//DrawAxes(); //REFLECTION b intOptionB += 1; //for rotation intOptionC += 10; //for rotation // without REFLECTION was only DrawAll(); // now //!!!!------sky box GL.glPushMatrix(); GL.glPushAttrib(GL.GL_CURRENT_BIT); GL.glColor4f(1.0f, 1.0f, 1.0f, 0.5f); GL.glEnable(GL.GL_TEXTURE_2D); GL.glDisable(GL.GL_BLEND); GL.glRotatef(90, 1, 0, 0); DrawTexturedCube(); GL.glPopAttrib(); GL.glPopMatrix(); ///// GL.glEnable(GL.GL_BLEND); GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA); //only floor, draw only to STENCIL buffer GL.glEnable(GL.GL_STENCIL_TEST); GL.glStencilOp(GL.GL_REPLACE, GL.GL_REPLACE, GL.GL_REPLACE); GL.glStencilFunc(GL.GL_ALWAYS, 1, 0xFFFFFFFF); // draw floor always GL.glColorMask((byte)GL.GL_FALSE, (byte)GL.GL_FALSE, (byte)GL.GL_FALSE, (byte)GL.GL_FALSE); GL.glDisable(GL.GL_DEPTH_TEST); DrawFloor3(); // restore regular settings GL.glColorMask((byte)GL.GL_TRUE, (byte)GL.GL_TRUE, (byte)GL.GL_TRUE, (byte)GL.GL_TRUE); GL.glEnable(GL.GL_DEPTH_TEST); // reflection is drawn only where STENCIL buffer value equal to 1 GL.glStencilFunc(GL.GL_EQUAL, 1, 0xFFFFFFFF); GL.glStencilOp(GL.GL_KEEP, GL.GL_KEEP, GL.GL_KEEP); GL.glEnable(GL.GL_STENCIL_TEST); // draw reflected scene GL.glPushMatrix(); GL.glScalef(1, 1, -1); //swap on Z axis GL.glEnable(GL.GL_CULL_FACE); GL.glCullFace(GL.GL_BACK); DrawFigures(); GL.glCullFace(GL.GL_FRONT); DrawFigures(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); // really draw floor //( half-transparent ( see its color's alpha byte))) // in order to see reflected objects GL.glDepthMask((byte)GL.GL_FALSE); DrawFloor3(); GL.glDepthMask((byte)GL.GL_TRUE); // Disable GL.GL_STENCIL_TEST to show All, else it will be cut on GL.GL_STENCIL GL.glDisable(GL.GL_STENCIL_TEST); DrawFigures(); GL.glDisable(GL.GL_TEXTURE_2D); GL.glFlush(); WGL.wglSwapBuffers(m_uint_DC); }
void MakeShadow(double[] ModelVievMatrixBeforeSpecificTransforms, double[] CurrentRotationTraslation) { #region Shadow Robot floor GL.glPushMatrix(); MakeShadowMatrix(floorCoordForShadow); GL.glMultMatrixf(cubeXform); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); // make it identity matrix GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw Robot shadow on floor GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glDisable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(true); //GL.glRotatef(180, 0, 1, 0); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glPopMatrix(); #endregion #region Shadow Robot back wall GL.glPushMatrix(); MakeShadowMatrix(backWallCoordForShadow); GL.glMultMatrixf(cubeXform); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw Robot shadow on back wall GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glDisable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(true); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glPopMatrix(); #endregion #region Shadow Robot front wall GL.glPushMatrix(); MakeShadowMatrix(frontWallCoordForShadow); GL.glMultMatrixf(cubeXform); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw Robot shadow on front wall GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glDisable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(true); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glPopMatrix(); #endregion #region Shadow Robot right wall GL.glPushMatrix(); MakeShadowMatrix(rightWallCoordForShadow); GL.glMultMatrixf(cubeXform); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw Robot shadow on right wall GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glDisable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(true); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glPopMatrix(); #endregion #region Shadow Robot left wall GL.glPushMatrix(); MakeShadowMatrix(leftWallCoordForShadow); GL.glMultMatrixf(cubeXform); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw Robot shadow on left wall GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glDisable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(true); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glPopMatrix(); #endregion #region Shadow Robot roof GL.glPushMatrix(); MakeShadowMatrix(ceilingCoordForShadow); GL.glMultMatrixf(cubeXform); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw Robot shadow on roof GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glDisable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(true); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glPopMatrix(); #endregion }
public void Draw() { if (m_uint_DC == 0 || m_uint_RC == 0) { return; } GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT | GL.GL_STENCIL_BUFFER_BIT); GL.glLoadIdentity(); if (Weaponchanged) { //if WeaponIndex changed create lists again! Robot.PrepareAndDraw(); Robot.PrepareAndDrawShadow(); Weaponchanged = false; } GLU.gluLookAt(ScrollValue[0], ScrollValue[1], ScrollValue[2], ScrollValue[3], ScrollValue[4], ScrollValue[5], ScrollValue[6], ScrollValue[7], ScrollValue[8]); #region Mouse Control GL.glTranslatef(-X, -Y, -Z); GL.glRotatef(rotX, 1.0f, 0.0f, 0.0f); GL.glRotatef(rotY, 0.0f, 1.0f, 0.0f); GL.glRotatef(rotZ, 0.0f, 0.0f, 1.0f); #endregion //move camera to initial position - center of cube and above floor GL.glTranslatef(0.0f, 0.0f, -1.0f); GL.glTranslatef(0.0f, 5.0f, 0.0f); GL.glRotatef(-90.0f, 0.0f, 1.0f, 0.0f); //update light position LightPosition[0] = ScrollValue[10]; LightPosition[1] = ScrollValue[11]; LightPosition[2] = ScrollValue[12]; LightPosition[3] = 1.0f; GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glLoadIdentity(); // make it identity matrix MoveRobotByDirection(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw actual cube cube.Scale(xMaxOfCube, yMaxOfCube, zMaxOfCube); cube.Draw(1); GL.glRotatef(180, 0, 1, 0); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); GL.glPushMatrix(); GL.glLoadIdentity(); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //!!!!!!!!!!! draw orginal Robot GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glDisable(GL.GL_CULL_FACE); GL.glEnable(GL.GL_LIGHTING); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(false); GL.glPopMatrix(); GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix RobotPlace[0] = AccumulatedRotationsTraslations[12]; RobotPlaceForward[0] = RobotPlaceBackward[0] = RobotPlaceRight[0] = RobotPlaceLeft[0] = AccumulatedRotationsTraslations[12]; RobotPlace[1] = AccumulatedRotationsTraslations[14]; RobotPlaceForward[1] = RobotPlaceBackward[1] = RobotPlaceRight[1] = RobotPlaceLeft[1] = AccumulatedRotationsTraslations[14]; switch (WhatWillDirection) { case arrow.forward: //Look future to get wallk forward RobotPlaceForward = WillPlace(2.1f, 0, 0); break; case arrow.backward: //Look future to get wallk backward RobotPlaceBackward = WillPlace(-2.1f, 0, 0); break; case arrow.right: //Look future to get wallk right RobotPlaceRight = WillPlace(0, 0, 2.1f); break; case arrow.left: //Look future to get wallk left RobotPlaceLeft = WillPlace(0, 0, -2.1f); break; } if (((RobotPlace[0] < ((car.Drive % 46) - 23) + 7) && (RobotPlace[0] > ((car.Drive % 46) - 23) - 4)) && //in car length RobotPlace[1] > 5 && RobotPlace[1] < 10 && !Robot.IsJumping) //in car width & not jumping { Robot.IsCrashWithCar = true; } //!!!!!!!!!!! GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); GL.glRotatef(-180, 0, 1, 0); #region Reflaction to cube StartReflaction(-1, 1, -1); //Reflaction to cube cube.Scale(xMaxOfCube - 0.002f, yMaxOfCube - 0.002f, zMaxOfCube - 0.002f); cube.Draw(-1); //decrease 0.002 from each dimension of cube to avoid unexpected lines and -1 for mirrow efect GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); #endregion // really draw mirror //( half-transparent ( see its color's alpha byte))) // in order to see reflected objects //GL.glPushMatrix(); //GL.glTranslatef(0, -4, 0); //GL.glDepthMask((byte)GL.GL_FALSE); //GL.glRotatef(90,0,1,0); //DrawMirror(); //GL.glDepthMask((byte)GL.GL_TRUE); //GL.glPopMatrix(); GL.glScalef(-1, 1, 1);//Some rotation for normal Cube direction GL.glRotatef(180, 0, 1, 0); #region Reflaction to Robot GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); StartReflaction(-1, 1, 1); //Start Reflaction to Robot GL.glLoadIdentity(); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); GL.glLoadMatrixd(AccumulatedRotationsTraslations); GL.glMultMatrixd(CurrentRotationTraslation); GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); GL.glMultMatrixd(AccumulatedRotationsTraslations); //draw reflected Robot GL.glPushMatrix(); RotateRobotByDirection(); GL.glCullFace(GL.GL_BACK); GL.glCullFace(GL.GL_FRONT); GL.glDisable(GL.GL_CULL_FACE); GL.glRotatef(-Robot.WalkAngle, 0, 1, 0); Robot.Draw(false); GL.glPopMatrix(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); //draw all Robot shadows in the mirror!! MakeShadow(ModelVievMatrixBeforeSpecificTransforms, CurrentRotationTraslation); DrawLight(); //draw reflected light GL.glDisable(GL.GL_STENCIL_TEST); #endregion GL.glScalef(1, 1, -1); //Some rotation for normal Cube direction GL.glRotatef(180, 0, 1, 0); DrawLight(); //draw actual light MakeShadow(ModelVievMatrixBeforeSpecificTransforms, CurrentRotationTraslation); //draw all Robot shadows car.Drive += 0.5f; //for animation of car moving //draw car reflection StartReflaction(-1, 1, 1); car.Draw(false); //draw car reflection shadow on floor StartReflaction(-1, 1, 1); GL.glDisable(GL.GL_LIGHTING); GL.glPushMatrix(); MakeShadowMatrix(floorCoordForShadow); GL.glMultMatrixf(cubeXform); car.Draw(true); GL.glPopMatrix(); //draw car reflection shadow on back wall StartReflaction(-1, 1, 1); GL.glDisable(GL.GL_LIGHTING); GL.glPushMatrix(); MakeShadowMatrix(backWallCoordForShadow); GL.glMultMatrixf(cubeXform); car.Draw(true); GL.glPopMatrix(); //draw car reflection shadow on front wall StartReflaction(-1, 1, 1); GL.glDisable(GL.GL_LIGHTING); GL.glPushMatrix(); MakeShadowMatrix(frontWallCoordForShadow); GL.glMultMatrixf(cubeXform); car.Draw(true); GL.glPopMatrix(); GL.glDisable(GL.GL_STENCIL_TEST); //draw the Frame of mirror mirror.DrawFrame(); //draw mirror again to cover car from being shown on the other side of mirror GL.glPushMatrix(); GL.glTranslatef(0, -4, 0); GL.glRotatef(90, 0, 1, 0); mirror.Draw(); GL.glPopMatrix(); //draw car car.Draw(false); //draw shadow car on floor GL.glPushMatrix(); MakeShadowMatrix(floorCoordForShadow); GL.glMultMatrixf(cubeXform); car.Draw(true); GL.glPopMatrix(); //draw shadow car on back wall GL.glPushMatrix(); MakeShadowMatrix(backWallCoordForShadow); GL.glMultMatrixf(cubeXform); car.Draw(true); GL.glPopMatrix(); //draw shadow car on front wall GL.glPushMatrix(); MakeShadowMatrix(frontWallCoordForShadow); GL.glMultMatrixf(cubeXform); car.Draw(true); GL.glPopMatrix(); GL.glFlush(); WGL.wglSwapBuffers(m_uint_DC); }
public void Draw() { //Shadows pos[0] = 0;//ScrollValue[9]; pos[1] = ScrollValue[8]; pos[2] = ScrollValue[7]; pos[3] = ScrollValue[9]; if (m_uint_DC == 0 || m_uint_RC == 0) { return; } GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); GL.glLoadIdentity(); // not trivial double[] ModelVievMatrixBeforeSpecificTransforms = new double[16]; double[] CurrentRotationTraslation = new double[16]; GLU.gluLookAt(ScrollValue[0], ScrollValue[1], ScrollValue[2], ScrollValue[3], ScrollValue[4], ScrollValue[5], ScrollValue[6], ScrollValue[7], ScrollValue[8]); GL.glTranslatef(0.0f, 0.0f, -1.0f); if (!bPerspective) { GL.glTranslatef(0.0f, 0.0f, 8.0f); } //3D model b3 GL.glTranslatef(0.0f, -5.0f, -15.0f); GL.glRotated(180, 0, 1, 0); //3D model e //save current ModelView Matrix values //in ModelVievMatrixBeforeSpecificTransforms array //ModelView Matrix ========>>>>>> ModelVievMatrixBeforeSpecificTransforms GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); //ModelView Matrix was saved, so // GL.glLoadIdentity(); // make it identity matrix GL.glLoadIdentity(); // make it identity matrix //make transformation in accordance to KeyCode float delta; if (intOptionC != 0) { delta = 5.0f * Math.Abs(intOptionC) / intOptionC; // signed 5 switch (Math.Abs(intOptionC)) { case 1: GL.glRotatef(delta, 1, 0, 0); break; case 2: GL.glRotatef(delta, 0, 1, 0); break; case 3: GL.glRotatef(delta, 0, 0, 1); break; case 4: GL.glTranslatef(delta / 20, 0, 0); break; case 5: GL.glTranslatef(0, delta / 20, 0); break; case 6: GL.glTranslatef(0, 0, delta / 20); break; } } //as result - the ModelView Matrix now is pure representation //of KeyCode transform and only it !!! //save current ModelView Matrix values //in CurrentRotationTraslation array //ModelView Matrix =======>>>>>>> CurrentRotationTraslation GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); //The GL.glLoadMatrix function replaces the current matrix with //the one specified in its argument. //The current matrix is the //projection matrix, modelview matrix, or texture matrix, //determined by the current matrix mode (now is ModelView mode) GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix //The GL.glMultMatrix function multiplies the current matrix by //the one specified in its argument. //That is, if M is the current matrix and T is the matrix passed to //GL.glMultMatrix, then M is replaced with M • T GL.glMultMatrixd(CurrentRotationTraslation); //save the matrix product in AccumulatedRotationsTraslations GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); //replace ModelViev Matrix with stored ModelVievMatrixBeforeSpecificTransforms GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); //multiply it by KeyCode defined AccumulatedRotationsTraslations matrix GL.glMultMatrixd(AccumulatedRotationsTraslations); GL.glEnable(GL.GL_TEXTURE_2D); if (!rotate) { GL.glRotatef(0, 0, 20, 0); GL.glDepthRange(1, 1);////////if the zebra behind the cube, change to (1,1) GL.glPushMatrix(); DrawTexturedCube(); GL.glPopMatrix(); } else { GL.glRotatef(0, 0, 20, 0); GL.glDepthRange(1, 1); GL.glPushMatrix(); angle -= 0.1f; GL.glRotatef(angle, 0, 2, 0); DrawTexturedCube(); GL.glPopMatrix(); } GL.glRotated(100, 0, 90, 0); GL.glScaled(0.05, 0.05, 0.05); GL.glRotated(-90, 180, 0, 0); GL.glScaled(30, 30, 30); DrawFigures(); GL.glEnable(GL.GL_BLEND); GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA); //only floor, draw only to STENCIL buffer GL.glEnable(GL.GL_STENCIL_TEST); GL.glStencilOp(GL.GL_REPLACE, GL.GL_REPLACE, GL.GL_REPLACE); GL.glStencilFunc(GL.GL_ALWAYS, 1, 0xFFFFFFFF); // draw floor always GL.glColorMask((byte)GL.GL_FALSE, (byte)GL.GL_FALSE, (byte)GL.GL_FALSE, (byte)GL.GL_FALSE); GL.glDisable(GL.GL_DEPTH_TEST); // restore regular settings GL.glColorMask((byte)GL.GL_TRUE, (byte)GL.GL_TRUE, (byte)GL.GL_TRUE, (byte)GL.GL_TRUE); GL.glEnable(GL.GL_DEPTH_TEST); GL.glEnable(GL.GL_STENCIL_TEST); // draw reflected scene GL.glPushMatrix(); GL.glScalef(1, 1, -1); //swap on Z axis GL.glEnable(GL.GL_CULL_FACE); GL.glCullFace(GL.GL_BACK); DrawFigures(); GL.glCullFace(GL.GL_FRONT); DrawFigures(); GL.glDisable(GL.GL_CULL_FACE); GL.glPopMatrix(); // really draw floor //( half-transparent ( see its color's alpha byte))) // in order to see reflected objects GL.glDepthMask((byte)GL.GL_FALSE); DrawFloor(); GL.glDepthMask((byte)GL.GL_TRUE); // Disable GL.GL_STENCIL_TEST to show All, else it will be cut on GL.GL_STENCIL GL.glDisable(GL.GL_STENCIL_TEST); DrawFigures(); //REFLECTION e GL.glFlush(); WGL.wglSwapBuffers(m_uint_DC); }
public void Draw() { //Light position for shadows MainLightSource.X = ScrollValue[10]; MainLightSource.Y = ScrollValue[11]; MainLightSource.Z = ScrollValue[12]; GL.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, MainLightSource.LightLocation()); GL.glLightfv(GL.GL_LIGHT0, GL.GL_AMBIENT, new float[] { 0f, 0f, 0f, 1f }); GL.glLightfv(GL.GL_LIGHT0, GL.GL_DIFFUSE, new float[] { 1f, 1f, 1f }); GL.glLightfv(GL.GL_LIGHT0, GL.GL_SPECULAR, new float[] { 0.628281f, 0.555802f, 0.366065f }); GL.glLightfv(GL.GL_LIGHT2, GL.GL_POSITION, StaticRedLightSource.LightLocation()); GL.glLightfv(GL.GL_LIGHT2, GL.GL_AMBIENT, new float[] { 0f, 0f, 0f, 1f }); GL.glLightfv(GL.GL_LIGHT2, GL.GL_DIFFUSE, new float[] { 1f, 0f, 0f }); GL.glLightfv(GL.GL_LIGHT2, GL.GL_SPECULAR, new float[] { 0.628281f, 0.555802f, 0.366065f }); GL.glLightfv(GL.GL_LIGHT3, GL.GL_POSITION, StaticBlueLightSource.LightLocation()); GL.glLightfv(GL.GL_LIGHT3, GL.GL_AMBIENT, new float[] { 0f, 0f, 0f, 1f }); GL.glLightfv(GL.GL_LIGHT3, GL.GL_DIFFUSE, new float[] { 0f, 0f, 1f }); GL.glLightfv(GL.GL_LIGHT3, GL.GL_SPECULAR, new float[] { 0.628281f, 0.555802f, 0.366065f }); //GL.glLightfv(GL.GL_LIGHT1, GL.GL_POSITION, bannerLightPos); if (m_DeviceContext == 0 || m_RenderingContext == 0) { return; } GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); GL.glLoadIdentity(); // not trivial double[] ModelVievMatrixBeforeSpecificTransforms = new double[16]; double[] CurrentRotationTraslation = new double[16]; GLU.gluLookAt(ScrollValue[0], ScrollValue[1], ScrollValue[2], ScrollValue[3], ScrollValue[4], ScrollValue[5], ScrollValue[6], ScrollValue[7], ScrollValue[8]); GL.glTranslatef(0.0f, 0.0f, -3.0f); DrawOldAxes(); //save current ModelView Matrix values //in ModelVievMatrixBeforeSpecificTransforms array //ModelView Matrix ========>>>>>> ModelVievMatrixBeforeSpecificTransforms GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); //ModelView Matrix was saved, so GL.glLoadIdentity(); // make it identity matrix //make transformation in accordance to KeyCode float delta; if (intOptionC != 0) { delta = 3.0f * Math.Abs(intOptionC) / intOptionC; // signed 5 switch (Math.Abs(intOptionC)) { case 1: GL.glRotatef(delta, 1, 0, 0); break; case 2: GL.glRotatef(delta, 0, 1, 0); break; case 3: GL.glRotatef(delta, 0, 0, 1); break; case 4: GL.glTranslatef(delta / 20, 0, 0); break; case 5: GL.glTranslatef(0, delta / 20, 0); break; case 6: GL.glTranslatef(0, 0, delta / 20); break; } } //as result - the ModelView Matrix now is pure representation //of KeyCode transform and only it !!! //save current ModelView Matrix values //in CurrentRotationTraslation array //ModelView Matrix =======>>>>>>> CurrentRotationTraslation GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); //The GL.glLoadMatrix function replaces the current matrix with //the one specified in its argument. //The current matrix is the //projection matrix, modelview matrix, or texture matrix, //determined by the current matrix mode (now is ModelView mode) GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix //The GL.glMultMatrix function multiplies the current matrix by //the one specified in its argument. //That is, if M is the current matrix and T is the matrix passed to //GL.glMultMatrix, then M is replaced with M • T GL.glMultMatrixd(CurrentRotationTraslation); //save the matrix product in AccumulatedRotationsTraslations GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); //replace ModelViev Matrix with stored ModelVievMatrixBeforeSpecificTransforms GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); //multiply it by KeyCode defined AccumulatedRotationsTraslations matrix GL.glMultMatrixd(AccumulatedRotationsTraslations); GL.glPushMatrix(); // save the current matrix GL.glScalef(zoom, zoom, zoom); // scale the matrix DrawAxes(); DrawFigures(); GL.glPopMatrix(); // load the unscaled matrix GL.glFlush(); WGL.wglSwapBuffers(m_DeviceContext); }
public void Draw() { if (m_uint_DC == 0 || m_uint_RC == 0) { return; } GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); GL.glLoadIdentity(); // not trivial double [] ModelVievMatrixBeforeSpecificTransforms = new double[16]; double [] CurrentRotationTraslation = new double[16]; GLU.gluLookAt(ScrollValue[0], ScrollValue[1], ScrollValue[2], ScrollValue[3], ScrollValue[4], ScrollValue[5], ScrollValue[6], ScrollValue[7], ScrollValue[8]); GL.glTranslatef(0.0f, 0.0f, -1.0f); DrawOldAxes(); //save current ModelView Matrix values //in ModelVievMatrixBeforeSpecificTransforms array //ModelView Matrix ========>>>>>> ModelVievMatrixBeforeSpecificTransforms GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, ModelVievMatrixBeforeSpecificTransforms); //ModelView Matrix was saved, so GL.glLoadIdentity(); // make it identity matrix //make transformation in accordance to KeyCode float delta; if (intOptionC != 0) { delta = 5.0f * Math.Abs(intOptionC) / intOptionC; // signed 5 switch (Math.Abs(intOptionC)) { case 1: GL.glRotatef(delta, 1, 0, 0); break; case 2: GL.glRotatef(delta, 0, 1, 0); break; case 3: GL.glRotatef(delta, 0, 0, 1); break; case 4: GL.glTranslatef(delta / 20, 0, 0); break; case 5: GL.glTranslatef(0, delta / 20, 0); break; case 6: GL.glTranslatef(0, 0, delta / 20); break; } } //as result - the ModelView Matrix now is pure representation //of KeyCode transform and only it !!! //save current ModelView Matrix values //in CurrentRotationTraslation array //ModelView Matrix =======>>>>>>> CurrentRotationTraslation GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, CurrentRotationTraslation); //The GL.glLoadMatrix function replaces the current matrix with //the one specified in its argument. //The current matrix is the //projection matrix, modelview matrix, or texture matrix, //determined by the current matrix mode (now is ModelView mode) GL.glLoadMatrixd(AccumulatedRotationsTraslations); //Global Matrix //The GL.glMultMatrix function multiplies the current matrix by //the one specified in its argument. //That is, if M is the current matrix and T is the matrix passed to //GL.glMultMatrix, then M is replaced with M • T GL.glMultMatrixd(CurrentRotationTraslation); //save the matrix product in AccumulatedRotationsTraslations GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX, AccumulatedRotationsTraslations); //replace ModelViev Matrix with stored ModelVievMatrixBeforeSpecificTransforms GL.glLoadMatrixd(ModelVievMatrixBeforeSpecificTransforms); //multiply it by KeyCode defined AccumulatedRotationsTraslations matrix GL.glMultMatrixd(AccumulatedRotationsTraslations); DrawAxes(); DrawFigures(); GL.glFlush(); WGL.wglSwapBuffers(m_uint_DC); }