//Called to update the display.
//You should call glutSwapBuffers after all of your rendering to display what you rendered.
//If you need continuous updates of the screen, call glutPostRedisplay() at the end of the function.
public override void display()
{
GL.ClearColor(0.0f, 0.0f, 0.0f, 0.0f);
GL.ClearDepth(1.0f);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
if ((g_pConeMesh != null) && (g_pCylinderMesh != null) && (g_pCubeTintMesh != null) &&
(g_pCubeColorMesh != null) && (g_pPlaneMesh != null)) {
MatrixStack modelMatrix = new MatrixStack();
//Render the ground plane.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Scale(100.0f, 1.0f, 100.0f);
GL.UseProgram(UniformColor.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColor.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColor.baseColorUnif, 0.302f, 0.416f, 0.0589f, 1.0f);
g_pPlaneMesh.Render();
GL.UseProgram(0);
}
//Draw the trees
DrawForest(modelMatrix);
//Draw the building.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(20.0f, 0.0f, -10.0f);
DrawParthenon(modelMatrix);
}
if (g_bDrawLookatPoint)
using (PushStack pushstack = new PushStack(modelMatrix))
{
GL.Disable(EnableCap.DepthTest);
modelMatrix.Translate(Camera.g_camTarget);
modelMatrix.Scale(1.0f, 1.0f, 1.0f);
GL.UseProgram(ObjectColor.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(ObjectColor.modelToWorldMatrixUnif, false, ref mm);
g_pCubeColorMesh.Render();
GL.UseProgram(0);
GL.Enable(EnableCap.DepthTest);
}
}
}
public override void display()
{
ClearDisplay();
if (current_mesh != null)
{
MatrixStack modelMatrix = new MatrixStack();
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(Camera.g_camTarget);
modelMatrix.Translate(0f, 0f, 0f);
modelMatrix.Scale(15.0f, 15.0f, 15.0f);
modelMatrix.Rotate(axis, angle);
angle = angle + 1f;
GL.UseProgram(currentProgram.theProgram);
Matrix4 mm = modelMatrix.Top();
if (noWorldMatrix)
{
Matrix4 cm2 = Matrix4.Mult(mm, cm);
GL.UniformMatrix4(currentProgram.modelToCameraMatrixUnif, false, ref cm2);
if (currentProgram.normalModelToCameraMatrixUnif != 0)
{
Matrix3 normalModelToCameraMatrix = Matrix3.Identity;
Matrix4 applyMatrix = Matrix4.Mult(Matrix4.Identity,
Matrix4.CreateTranslation(dirToLight));
normalModelToCameraMatrix = new Matrix3(applyMatrix);
normalModelToCameraMatrix.Invert();
GL.UniformMatrix3(currentProgram.normalModelToCameraMatrixUnif, false,
ref normalModelToCameraMatrix);
//Matrix4 cameraToClipMatrix = Matrix4.Identity;
//GL.UniformMatrix4(currentProgram.cameraToClipMatrixUnif, false, ref cameraToClipMatrix);
}
//Matrix4 cameraToClipMatrix = Matrix4.Identity;
//GL.UniformMatrix4(currentProgram.cameraToClipMatrixUnif, false, ref cameraToClipMatrix);
}
else
{
GL.UniformMatrix4(currentProgram.modelToWorldMatrixUnif, false, ref mm);
}
}
current_mesh.Render();
GL.UseProgram(0);
}
}
public override void display()
{
ClearDisplay();
GL.FrontFace(FrontFaceDirection.Cw);
quaternionText.Draw();
axisAngleText.Draw();
GL.FrontFace(FrontFaceDirection.Ccw);
if (meshes[currentMesh] != null)
{
MatrixStack modelMatrix = new MatrixStack();
modelMatrix.Scale(0.8f);
modelMatrix.Translate(0.0f, 0.0f, 0f);
// Apply object transforms first
modelMatrix.ApplyMatrix(g_objtPole.CalcMatrix());
// End Object Pole Code
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Scale(cubeScaleFactor);
GL.UseProgram(programs[currentProgram].theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(programs[currentProgram].modelToWorldMatrixUnif, false, ref mm);
if (programs[currentProgram].baseColorUnif != -1)
{
GL.Uniform4(programs[currentProgram].baseColorUnif, 0.5f, 0.5f, 0f, 1.0f);
}
meshes[cube].Render();
}
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(new Vector3(0f, 0.4f, 0.0f));
modelMatrix.Scale(cylinderScaleFactor);
GL.UseProgram(programs[currentProgram].theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(programs[currentProgram].modelToWorldMatrixUnif, false, ref mm);
if (programs[currentProgram].baseColorUnif != -1)
{
GL.Uniform4(programs[currentProgram].baseColorUnif, 0.0f, 0.5f, 0.5f, 1.0f);
}
meshes[cylinder].Render();
}
GL.UseProgram(0);
if (perspectiveAngle != newPerspectiveAngle)
{
perspectiveAngle = newPerspectiveAngle;
reshape();
}
}
if (updateText)
{
quaternionText.UpdateText(QuaternionString());
axisAngleText.UpdateText(AxisAngeString());
updateText = false;
}
}
public override void display()
{
ClearDisplay();
if (meshes[currentMesh] != null)
{
MatrixStack modelMatrix = new MatrixStack();
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Rotate(axis, angle); // rotate last to leave in place
modelMatrix.Translate(Camera.g_camTarget);
modelMatrix.Scale(initialScale.X / scaleFactor.X,
initialScale.Y / scaleFactor.Y,
initialScale.Z / scaleFactor.Z);
GL.UseProgram(currentProgram.theProgram);
Matrix4 mm = modelMatrix.Top();
if (noWorldMatrix)
{
Matrix4 cm2 = Matrix4.Mult(mm, cm);
GL.UniformMatrix4(currentProgram.modelToCameraMatrixUnif, false, ref cm2);
if (currentProgram.normalModelToCameraMatrixUnif != 0)
{
Matrix3 normalModelToCameraMatrix = Matrix3.Identity;
Matrix4 applyMatrix = Matrix4.Mult(Matrix4.Identity,
Matrix4.CreateTranslation(dirToLight));
normalModelToCameraMatrix = new Matrix3(applyMatrix);
normalModelToCameraMatrix.Invert();
GL.UniformMatrix3(currentProgram.normalModelToCameraMatrixUnif, false,
ref normalModelToCameraMatrix);
//Matrix4 cameraToClipMatrix = Matrix4.Identity;
//GL.UniformMatrix4(currentProgram.cameraToClipMatrixUnif, false, ref cameraToClipMatrix);
}
//Matrix4 cameraToClipMatrix = Matrix4.Identity;
//GL.UniformMatrix4(currentProgram.cameraToClipMatrixUnif, false, ref cameraToClipMatrix);
}
else
{
GL.UniformMatrix4(currentProgram.modelToWorldMatrixUnif, false, ref mm);
}
}
if (renderWithString)
{
try
{
meshes[currentMesh].Render(renderString);
}
catch (Exception ex)
{
renderWithString = false;
MessageBox.Show("Error displaying mesh wih render string " + renderString + " " + ex.ToString());
}
}
else
{
meshes[currentMesh].Render();
}
GL.UseProgram(0);
if (perspectiveAngle != newPerspectiveAngle)
{
perspectiveAngle = newPerspectiveAngle;
reshape();
}
}
}
public override void display()
{
if(g_pScene == null)
return;
g_timer.Update();
GL.ClearColor(0.8f, 0.8f, 0.8f, 1.0f);
GL.ClearDepth(1.0f);
GL.Clear(ClearBufferMask.ColorBufferBit |ClearBufferMask.DepthBufferBit);
MatrixStack modelMatrix = new MatrixStack();
modelMatrix.ApplyMatrix(g_viewPole.CalcMatrix());
BuildLights(modelMatrix.Top());
if (rightMultiply)
{
g_nodes[0].NodeSetOrient(Quaternion.FromAxisAngle(new Vector3(0.0f, 1.0f, 0.0f),
360.0f * g_timer.GetAlpha()/reduceSpeed));
g_nodes[3].NodeSetOrient(Quaternion.Multiply(g_spinBarOrient,
Quaternion.FromAxisAngle(new Vector3(0.0f, 0.0f, 1.0f), 360.0f * g_timer.GetAlpha()/reduceSpeed)));
}
else
{
g_nodes[0].NodeSetOrient(Quaternion.FromAxisAngle(new Vector3(0.0f, 1.0f, 0.0f),
360.0f * g_timer.GetAlpha()/reduceSpeed));
g_nodes[3].NodeSetOrient(Quaternion.Multiply(
Quaternion.FromAxisAngle(new Vector3(0.0f, 0.0f, 1.0f), 360.0f * g_timer.GetAlpha()/reduceSpeed),
g_spinBarOrient));
}
{
MatrixStack persMatrix = new MatrixStack();
persMatrix.Perspective(60.0f, (width/2f / height), g_fzNear, g_fzFar);
// added
//persMatrix.Translate(translateVector);
//persMatrix.Scale(scaleFactor);
// end added
ProjectionBlock projData = new ProjectionBlock();
projData.cameraToClipMatrix = persMatrix.Top();
GL.UseProgram(g_unlitProg);
GL.UniformMatrix4(g_unlitCameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
GL.UseProgram(g_pScene.FindProgram("p_lit"));
GL.UniformMatrix4(g_litCameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
}
GL.Viewport(0, 0, width/2, height);
g_pScene.Render(modelMatrix.Top());
if(g_bDrawCameraPos)
{
using (PushStack pushstack = new PushStack(modelMatrix))//Draw lookat point.
{
modelMatrix.SetIdentity();
modelMatrix.Translate(new Vector3(0.0f, 0.0f, -g_viewPole.GetView().radius));
modelMatrix.Scale(0.5f);
GL.Disable(EnableCap.DepthTest);
GL.DepthMask(false);
GL.UseProgram(g_unlitProg);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_unlitModelToCameraMatrixUnif, false, ref mm);
GL.Uniform4(g_unlitObjectColorUnif, 0.25f, 0.25f, 0.25f, 1.0f);
g_pSphereMesh.Render("flat");
GL.DepthMask(true);
GL.Enable(EnableCap.DepthTest);
GL.Uniform4(g_unlitObjectColorUnif, 1.0f, 1.0f, 1.0f, 1.0f);
g_pSphereMesh.Render("flat");
}
}
{
MatrixStack persMatrix = new MatrixStack();
Matrix4 applyMatrix = g_persViewPole.CalcMatrix();
applyMatrix.Row3 = Vector4.Zero;
applyMatrix.Column3 = Vector4.Zero;
applyMatrix.M44 = 1f;
persMatrix.ApplyMatrix(applyMatrix);
persMatrix.Perspective(60.0f, (width/2f / height), g_fzNear, g_fzFar);
// added
persMatrix.Translate(translateVector);
persMatrix.Scale(scaleFactor);
// end added
ProjectionBlock projData = new ProjectionBlock();
projData.cameraToClipMatrix = persMatrix.Top();
GL.UseProgram(g_unlitProg);
GL.UniformMatrix4(g_unlitCameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
GL.UseProgram(g_pScene.FindProgram("p_lit"));
GL.UniformMatrix4(g_litCameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
}
if(!g_bDepthClampProj)
GL.Disable(EnableCap.DepthClamp);
GL.Viewport(width/2, 0, width/2, height);
g_pScene.Render(modelMatrix.Top());
GL.Enable(EnableCap.DepthClamp);
}
public override void display()
{
g_lightTimer.Update();
GL.ClearColor(0.75f, 0.75f, 1.0f, 1.0f);
GL.ClearDepth(1.0f);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
if((g_pObjectMesh != null) && (g_pCubeMesh != null))
{
MatrixStack modelMatrix = new MatrixStack();
modelMatrix.SetMatrix(g_viewPole.CalcMatrix());
Matrix4 worldToCamMat = modelMatrix.Top();
LightBlock lightData = new LightBlock(NUMBER_OF_LIGHTS);
lightData.ambientIntensity = new Vector4(0.2f, 0.2f, 0.2f, 1.0f);
lightData.lightAttenuation = g_fLightAttenuation;
Vector3 globalLightDirection = new Vector3(0.707f, 0.707f, 0.0f);
lightData.lights[0].cameraSpaceLightPos =
Vector4.Transform(new Vector4(globalLightDirection, 0.0f), worldToCamMat);
lightData.lights[0].lightIntensity = new Vector4(0.6f, 0.6f, 0.6f, 1.0f);
lightData.lights[1].cameraSpaceLightPos = Vector4.Transform(CalcLightPosition(), worldToCamMat);
lightData.lights[1].lightIntensity = new Vector4(0.4f, 0.4f, 0.4f, 1.0f);
g_litShaderProg.lightBlock.Update(lightData);
g_litTextureProg.lightBlock.Update(lightData);
using ( PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.ApplyMatrix(g_objtPole.CalcMatrix());
modelMatrix.Scale(2.0f);
Matrix3 normMatrix = new Matrix3(modelMatrix.Top());
normMatrix.Transpose();
//TEST
normMatrix = Matrix3.Identity;
//normMatrix = glm::transpose(glm::inverse(normMatrix));
ProgramData prog = g_bUseTexture ? g_litTextureProg : g_litShaderProg;
GL.UseProgram(prog.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(prog.modelToCameraMatrixUnif, false, ref mm);
GL.UniformMatrix3(prog.normalModelToCameraMatrixUnif, false, ref normMatrix);
GL.ActiveTexture(TextureUnit.Texture0 + g_gaussTexUnit);
GL.BindTexture(TextureTarget.Texture1D, g_gaussTextures[g_currTexture]);
GL.BindSampler(g_gaussTexUnit, g_gaussSampler);
g_pObjectMesh.Render("lit");
GL.BindSampler(g_gaussTexUnit, 0);
GL.BindTexture(TextureTarget.Texture1D, 0);
GL.UseProgram(0);
}
if(g_bDrawLights)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(new Vector3(CalcLightPosition()));
modelMatrix.Scale(0.25f);
GL.UseProgram(g_Unlit.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm);
Vector4 lightColor = new Vector4(1f, 1f, 1f, 1f);
GL.Uniform4(g_Unlit.objectColorUnif, ref lightColor);
g_pCubeMesh.Render("flat");
}
modelMatrix.Translate(globalLightDirection * 100.0f);
modelMatrix.Scale(5.0f);
Matrix4 mm2 = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm2);
g_pCubeMesh.Render("flat");
GL.UseProgram(0);
}
if(g_bDrawCameraPos)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.SetIdentity();
modelMatrix.Translate(new Vector3(0.0f, 0.0f, -g_viewPole.GetView().radius));
modelMatrix.Scale(0.25f);
GL.Disable(EnableCap.DepthTest);
GL.DepthMask(false);
GL.UseProgram(g_Unlit.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm);
GL.Uniform4(g_Unlit.objectColorUnif, 0.25f, 0.25f, 0.25f, 1.0f);
g_pCubeMesh.Render("flat");
GL.DepthMask(true);
GL.Enable(EnableCap.DepthTest);
GL.Uniform4(g_Unlit.objectColorUnif, 1.0f, 1.0f, 1.0f, 1.0f);
g_pCubeMesh.Render("flat");
}
}
}
}
public override void display()
{
g_LightTimer.Update();
ClearDisplay();
if((g_pPlaneMesh != null) && (g_pCylinderMesh != null) && ( g_pCubeMesh != null))
{
MatrixStack modelMatrix = new MatrixStack();
modelMatrix.SetMatrix(g_viewPole.CalcMatrix());
Vector4 worldLightPos = CalcLightPosition();
Vector4 lightPosCameraSpace = Vector4.Transform(worldLightPos, modelMatrix.Top());
ProgramData pWhiteProgram;
ProgramData pVertColorProgram;
if(g_bUseFragmentLighting)
{
pWhiteProgram = g_FragWhiteDiffuseColor;
pVertColorProgram = g_FragVertexDiffuseColor;
}
else
{
pWhiteProgram = g_WhiteDiffuseColor;
pVertColorProgram = g_VertexDiffuseColor;
}
GL.UseProgram(pWhiteProgram.theProgram);
GL.Uniform4(pWhiteProgram.lightIntensityUnif, 0.8f, 0.8f, 0.8f, 1.0f);
GL.Uniform4(pWhiteProgram.ambientIntensityUnif, 0.2f, 0.2f, 0.2f, 1.0f);
GL.UniformMatrix4(pWhiteProgram.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(pVertColorProgram.theProgram);
GL.Uniform4(pVertColorProgram.lightIntensityUnif, 0.8f, 0.8f, 0.8f, 1.0f);
GL.Uniform4(pVertColorProgram.ambientIntensityUnif, 0.2f, 0.2f, 0.2f, 1.0f);
GL.UniformMatrix4(pVertColorProgram.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
//Render the ground plane.
using (PushStack pushstack = new PushStack(modelMatrix))
{
GL.UseProgram(pWhiteProgram.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(pWhiteProgram.modelToCameraMatrixUnif, false, ref mm);
Matrix4 invTransform = modelMatrix.Top().Inverted();
Vector4 lightPosModelSpace = Vector4.Transform(lightPosCameraSpace, invTransform);
Vector3 lightPos = new Vector3(lightPosModelSpace.X, lightPosModelSpace.Y, lightPosModelSpace.Z);
GL.Uniform3(pWhiteProgram.modelSpaceLightPosUnif, ref lightPos);
g_pPlaneMesh.Render();
GL.UseProgram(0);
}
//Render the Cylinder
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.ApplyMatrix(g_objtPole.CalcMatrix());
//modelMatrix.Translate(new Vector3(0f, 0f, 10f));
coloredCylinderModelmatrix = modelMatrix.Top();
if(g_bScaleCyl)
modelMatrix.Scale(1.0f, 1.0f, 0.2f);
Matrix4 mm = modelMatrix.Top();
Matrix4 invTransform = modelMatrix.Top().Inverted();
Vector4 lightPosModelSpace = Vector4.Transform(lightPosCameraSpace, invTransform);
if(g_bDrawColoredCyl)
{
GL.UseProgram(pVertColorProgram.theProgram);
GL.UniformMatrix4(pVertColorProgram.modelToCameraMatrixUnif, false, ref mm);
Vector3 lightPos = new Vector3(lightPosModelSpace.X, lightPosModelSpace.Y, lightPosModelSpace.Z);
GL.Uniform3(pVertColorProgram.modelSpaceLightPosUnif, ref lightPos);
GL.UniformMatrix4(pVertColorProgram.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
g_pCylinderMesh.Render("lit-color");
}
else
{
GL.UseProgram(pWhiteProgram.theProgram);
GL.UniformMatrix4(pWhiteProgram.modelToCameraMatrixUnif, false, ref mm);
Vector3 lightPos = new Vector3(lightPosModelSpace.X, lightPosModelSpace.Y, lightPosModelSpace.Z);
GL.Uniform3(pWhiteProgram.modelSpaceLightPosUnif, ref lightPos);
GL.UniformMatrix4(pWhiteProgram.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
g_pCylinderMesh.Render("lit");
}
GL.UseProgram(0);
}
//Render the light
if(g_bDrawLight)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(new Vector3(worldLightPos));
modelMatrix.Scale(0.1f, 0.1f, 0.1f);
GL.UseProgram(g_Unlit.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm);
GL.Uniform4(g_Unlit.baseColorUnif, 0.8078f, 0.8706f, 0.9922f, 1.0f);
GL.UniformMatrix4(g_Unlit.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
g_pCubeMesh.Render("flat");
}
}
}
}
public override void display()
{
if(g_pScene == null)
return;
g_lights.UpdateTime();
float gamma = g_isGammaCorrect ? g_gammaValue : 1.0f;
Vector4 bkg = g_lights.GetBackgroundColor();
GL.ClearColor(bkg[0], bkg[1], bkg[2], bkg[3]);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
MatrixStack modelMatrix = new MatrixStack();
modelMatrix.SetMatrix(g_viewPole.CalcMatrix());
Matrix4 worldToCamMat = modelMatrix.Top();
LightBlock lightData = g_lights.GetLightInformationGamma(worldToCamMat);
lightData.gamma = gamma;
foreach (SceneProgramData spd in g_Programs)
{
spd.lightBlock.Update(lightData);
}
if(g_pScene != null)
{
using ( PushStack pushstack = new PushStack(modelMatrix))
{
g_pScene.Draw(modelMatrix, g_materialBlockIndex, g_lights.GetTimerValue("tetra"));
}
}
//Render the sun
if (renderSun)
{
using ( PushStack pushstack = new PushStack(modelMatrix))
{
Vector3 sunlightDir = new Vector3(g_lights.GetSunlightDirection());
modelMatrix.Translate(sunlightDir * 500.0f);
modelMatrix.Scale(30.0f, 30.0f, 30.0f);
GL.UseProgram(g_Unlit.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm);
Vector4 lightColor = GammaCorrect(g_lights.GetSunlightIntensity(), gamma);
GL.Uniform4(g_Unlit.objectColorUnif, lightColor);
g_pScene.GetSphereMesh().Render("flat");
}
}
//Render the lights
if(g_bDrawLights)
{
for(int light = 0; light < g_lights.GetNumberOfPointLights(); light++)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(g_lights.GetWorldLightPosition(light));
GL.UseProgram(g_Unlit.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm);
Vector4 lightColor = GammaCorrect(g_lights.GetPointLightIntensity(light), gamma);
GL.Uniform4(g_Unlit.objectColorUnif, lightColor);
g_pScene.GetCubeMesh().Render("flat");
}
}
}
if(g_bDrawCameraPos)
{
using ( PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.SetIdentity();
modelMatrix.Translate(new Vector3(0.0f, 0.0f, -g_viewPole.GetView().radius));
GL.Disable(EnableCap.DepthTest);
GL.DepthMask(false);
GL.UseProgram(g_Unlit.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(g_Unlit.modelToCameraMatrixUnif, false, ref mm);
GL.Uniform4(g_Unlit.objectColorUnif, 0.25f, 0.25f, 0.25f, 1.0f);
g_pScene.GetCubeMesh().Render("flat");
GL.DepthMask(true);
GL.Enable(EnableCap.DepthTest);
GL.Uniform4(g_Unlit.objectColorUnif, 1.0f, 1.0f, 1.0f, 1.0f);
g_pScene.GetCubeMesh().Render("flat");
}
}
}
public override void reshape()
{
MatrixStack persMatrix = new MatrixStack();
persMatrix.Perspective(45.0f, (width / (float)height), g_fzNear, g_fzFar);
// added
persMatrix.Translate(-0.5f, 0.0f, -3f);
persMatrix.Scale(0.01f);
// end added
ProjectionBlock projData = new ProjectionBlock();
projData.cameraToClipMatrix = persMatrix.Top();
foreach(SceneProgramData spd in g_Programs)
{
GL.UseProgram(spd.theProgram);
GL.UniformMatrix4(spd.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
}
GL.UseProgram(g_Unlit.theProgram);
GL.UniformMatrix4(g_Unlit.cameraToClipMatrixUnif, false, ref projData.cameraToClipMatrix);
GL.UseProgram(0);
GL.Viewport(0, 0, width, height);
}
public override void display()
{
GL.Disable(EnableCap.DepthTest);
ClearDisplay();
if (drawWalls) backWall.Draw();
if (drawWalls) leftWall.Draw();
if (drawWalls) rightWall.Draw();
if (drawWalls) topWall.Draw();
if (drawWalls) bottomWall.Draw();
ball.Draw();
if (current_mesh != null)
{
MatrixStack modelMatrix = new MatrixStack();
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Rotate(axis, angle); // rotate last to leave in place
modelMatrix.Translate(position);
modelMatrix.Scale(15.0f, 15.0f, 15.0f);
ballModelMatrix = modelMatrix.Top();
GL.UseProgram(currentProgram.theProgram);
Matrix4 mm = modelMatrix.Top();
if (noWorldMatrix)
{
Matrix4 cm2 = Matrix4.Mult(mm, worldToCameraMatrix);
GL.UniformMatrix4(currentProgram.modelToCameraMatrixUnif, false, ref cm2);
if (currentProgram.normalModelToCameraMatrixUnif != 0)
{
Matrix3 normalModelToCameraMatrix = Matrix3.Identity;
Matrix4 applyMatrix = Matrix4.Mult(Matrix4.Identity,
Matrix4.CreateTranslation(dirToLight));
normalModelToCameraMatrix = new Matrix3(applyMatrix);
normalModelToCameraMatrix.Invert();
GL.UniformMatrix3(currentProgram.normalModelToCameraMatrixUnif, false,
ref normalModelToCameraMatrix);
//Matrix4 cameraToClipMatrix = Matrix4.Identity;
//GL.UniformMatrix4(currentProgram.cameraToClipMatrixUnif, false, ref cameraToClipMatrix);
}
//Matrix4 cameraToClipMatrix = Matrix4.Identity;
//GL.UniformMatrix4(currentProgram.cameraToClipMatrixUnif, false, ref cameraToClipMatrix);
}
else
{
GL.UniformMatrix4(currentProgram.modelToWorldMatrixUnif, false, ref mm);
}
}
if (renderWithString)
{
current_mesh.Render(renderString);
}
else
{
current_mesh.Render();
}
GL.UseProgram(0);
if (perspectiveAngle != newPerspectiveAngle)
{
perspectiveAngle = newPerspectiveAngle;
reshape();
}
}
if (drawWalls) frontWall.Draw();
if (pause == false)
{
UpdatePosition();
if (rotateWorld)
{
RotateWorldSub();
}
}
}
void DrawParthenon(MatrixStack modelMatrix)
{
//Draw base.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Scale(g_fParthenonWidth, g_fParthenonBaseHeight, g_fParthenonLength);
modelMatrix.Translate(0.0f, 0.5f, 0.0f);
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 0.9f, 0.9f, 0.9f, 0.9f);
g_pCubeTintMesh.Render();
GL.UseProgram(0);
}
//Draw top.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(0.0f, g_fParthenonColumnHeight + g_fParthenonBaseHeight, 0.0f);
modelMatrix.Scale(g_fParthenonWidth, g_fParthenonTopHeight, g_fParthenonLength);
modelMatrix.Translate(0.0f, 0.5f, 0.0f);
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 0.9f, 0.9f, 0.9f, 0.9f);
g_pCubeTintMesh.Render();
GL.UseProgram(0);
}
//Draw columns.
float fFrontZVal = (g_fParthenonLength / 2.0f) - 1.0f;
float fRightXVal = (g_fParthenonWidth / 2.0f) - 1.0f;
for (int iColumnNum = 0; iColumnNum < (int)(g_fParthenonWidth / 2.0f); iColumnNum++)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate((2.0f * iColumnNum) - (g_fParthenonWidth / 2.0f) + 1.0f,
g_fParthenonBaseHeight, fFrontZVal);
DrawColumn(modelMatrix, g_fParthenonColumnHeight);
}
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate((2.0f * iColumnNum) - (g_fParthenonWidth / 2.0f) + 1.0f,
g_fParthenonBaseHeight, -fFrontZVal);
DrawColumn(modelMatrix, g_fParthenonColumnHeight);
}
}
//Don't draw the first or last columns, since they've been drawn already.
for (int iColumnNum = 1; iColumnNum < (int)((g_fParthenonLength - 2.0f) / 2.0f); iColumnNum++)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(fRightXVal,
g_fParthenonBaseHeight, (2.0f * iColumnNum) - (g_fParthenonLength / 2.0f) + 1.0f);
DrawColumn(modelMatrix, g_fParthenonColumnHeight);
}
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(-fRightXVal,
g_fParthenonBaseHeight, (2.0f * iColumnNum) - (g_fParthenonLength / 2.0f) + 1.0f);
DrawColumn(modelMatrix, g_fParthenonColumnHeight);
}
}
//Draw interior.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(0.0f, 1.0f, 0.0f);
modelMatrix.Scale(g_fParthenonWidth - 6.0f, g_fParthenonColumnHeight,
g_fParthenonLength - 6.0f);
modelMatrix.Translate(0.0f, 0.5f, 0.0f);
GL.UseProgram(ObjectColor.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(ObjectColor.modelToWorldMatrixUnif, false, ref mm);
g_pCubeColorMesh.Render();
GL.UseProgram(0);
}
//Draw headpiece.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(
0.0f,
g_fParthenonColumnHeight + g_fParthenonBaseHeight + (g_fParthenonTopHeight / 2.0f),
g_fParthenonLength / 2.0f);
modelMatrix.RotateX(-135.0f);
modelMatrix.RotateY(45.0f);
GL.UseProgram(ObjectColor.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(ObjectColor.modelToWorldMatrixUnif, false, ref mm);
g_pCubeColorMesh.Render();
GL.UseProgram(0);
}
}
void DrawColumn(MatrixStack modelMatrix, float fHeight)
{
//Draw the bottom of the column.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Scale(1.0f, g_fColumnBaseHeight, 1.0f);
modelMatrix.Translate(0.0f, 0.5f, 0.0f);
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 1.0f, 1.0f, 1.0f, 1.0f);
g_pCubeTintMesh.Render();
GL.UseProgram(0);
}
//Draw the top of the column.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(new Vector3(0.0f, fHeight - g_fColumnBaseHeight, 0.0f));
modelMatrix.Scale(new Vector3(1.0f, g_fColumnBaseHeight, 1.0f));
modelMatrix.Translate(new Vector3(0.0f, 0.5f, 0.0f));
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 0.9f, 0.9f, 0.9f, 0.9f);
g_pCubeTintMesh.Render();
GL.UseProgram(0);
}
//Draw the main column.
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(new Vector3(0.0f, g_fColumnBaseHeight, 0.0f));
modelMatrix.Scale(new Vector3(0.8f, fHeight - (g_fColumnBaseHeight * 2.0f), 0.8f));
modelMatrix.Translate(new Vector3(0.0f, 0.5f, 0.0f));
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 0.9f, 0.9f, 0.9f, 0.9f);
g_pCylinderMesh.Render();
GL.UseProgram(0);
}
}
static void DrawTree(MatrixStack modelMatrix, float fTrunkHeight, float fConeHeight)
{
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Scale(1.0f, fTrunkHeight, 1.0f);
modelMatrix.Translate(0.0f, 0.5f, 0.0f);
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 0.694f, 0.4f, 0.106f, 1.0f);
g_pCylinderMesh.Render();
GL.UseProgram(0);
}
//Draw the treetop
using (PushStack pushstack = new PushStack(modelMatrix))
{
modelMatrix.Translate(0.0f, fTrunkHeight, 0.0f);
modelMatrix.Scale(3.0f, fConeHeight, 3.0f);
GL.UseProgram(UniformColorTint.theProgram);
Matrix4 mm = modelMatrix.Top();
GL.UniformMatrix4(UniformColorTint.modelToWorldMatrixUnif, false, ref mm);
GL.Uniform4(UniformColorTint.baseColorUnif, 0.0f, 1.0f, 0.0f, 1.0f);
g_pConeMesh.Render();
GL.UseProgram(0);
}
}