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()
{
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()
{
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");
}
}
}