void DSPointLightPass(unsigned int PointLightIndex)
{
m_gbuffer.BindForLightPass();
m_DSPointLightPassTech.Enable();
m_DSPointLightPassTech.SetEyeWorldPos(m_pGameCamera->GetPos());
glStencilFunc(GL_NOTEQUAL, 0, 0xFF);
glDisable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendEquation(GL_FUNC_ADD);
glBlendFunc(GL_ONE, GL_ONE);
glEnable(GL_CULL_FACE);
glCullFace(GL_FRONT);
Pipeline p;
p.WorldPos(m_pointLight[PointLightIndex].Position);
float BBoxScale = CalcPointLightBSphere(m_pointLight[PointLightIndex]);
p.Scale(BBoxScale, BBoxScale, BBoxScale);
p.SetCamera(m_pGameCamera->GetPos(), m_pGameCamera->GetTarget(), m_pGameCamera->GetUp());
p.SetPerspectiveProj(m_persProjInfo);
m_DSPointLightPassTech.SetWVP(p.GetWVPTrans());
m_DSPointLightPassTech.SetPointLight(m_pointLight[PointLightIndex]);
m_bsphere.Render();
glCullFace(GL_BACK);
glDisable(GL_BLEND);
}
void DSStencilPass(unsigned int PointLightIndex)
{
m_nullTech.Enable();
// Disable color/depth write and enable stencil
m_gbuffer.BindForStencilPass();
glEnable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glClear(GL_STENCIL_BUFFER_BIT);
// We need the stencil test to be enabled but we want it
// to succeed always. Only the depth test matters.
glStencilFunc(GL_ALWAYS, 0, 0);
glStencilOpSeparate(GL_BACK, GL_KEEP, GL_INCR_WRAP, GL_KEEP);
glStencilOpSeparate(GL_FRONT, GL_KEEP, GL_DECR_WRAP, GL_KEEP);
Pipeline p;
p.WorldPos(m_pointLight[PointLightIndex].Position);
float BBoxScale = CalcPointLightBSphere(m_pointLight[PointLightIndex]);
p.Scale(BBoxScale, BBoxScale, BBoxScale);
p.SetCamera(m_pGameCamera->GetPos(), m_pGameCamera->GetTarget(), m_pGameCamera->GetUp());
p.SetPerspectiveProj(m_persProjInfo);
m_nullTech.SetWVP(p.GetWVPTrans());
m_bsphere.Render();
}
void VRSim::DSStencilPass(unsigned int PointLightIndex){
m_nullTech.enable();
// Disable color/depth write and enable stencil
m_gbuffer.BindForStencilPass();
glEnable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glClear(GL_STENCIL_BUFFER_BIT);
// We need the stencil test to be enabled but we want it
// to succeed always. Only the depth test matters.
glStencilFunc(GL_ALWAYS, 0, 0);
glStencilOpSeparate(GL_BACK, GL_KEEP, GL_INCR_WRAP, GL_KEEP);
glStencilOpSeparate(GL_FRONT, GL_KEEP, GL_DECR_WRAP, GL_KEEP);
float BSphereScale = CalcPointLightBSphere(m_pointLight[PointLightIndex]);
sphere.model = cavr::math::mat4f::translate(m_pointLight[PointLightIndex].Position) * cavr::math::mat4f::scale(BSphereScale);
auto mvp = (cavr::gfx::getProjection() * cavr::gfx::getView() * sphere.model);
m_nullTech.set("gWVP", mvp);
sphere.renderModel();
}
void DSPointLightsPass()
{
m_DSPointLightPassTech.Enable();
m_DSPointLightPassTech.SetEyeWorldPos(m_pGameCamera->GetPos());
Pipeline p;
p.SetCamera(m_pGameCamera->GetPos(), m_pGameCamera->GetTarget(), m_pGameCamera->GetUp());
p.SetPerspectiveProj(m_persProjInfo);
for (unsigned int i = 0 ; i < ARRAY_SIZE_IN_ELEMENTS(m_pointLight); i++) {
m_DSPointLightPassTech.SetPointLight(m_pointLight[i]);
p.WorldPos(m_pointLight[i].Position);
float BSphereScale = CalcPointLightBSphere(m_pointLight[i]);
p.Scale(BSphereScale, BSphereScale, BSphereScale);
m_DSPointLightPassTech.SetWVP(p.GetWVPTrans());
m_bsphere.Render();
}
}
void StencilPass::startPass(CGraphics* it, PointLight* Light) {
m_shaderProg.useProgram();
// Disable color/depth write and enable stencil
glEnable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glClear(GL_STENCIL_BUFFER_BIT);
// We need the stencil test to be enabled but we want it
// to succeed always. Only the depth test matters.
glStencilFunc(GL_ALWAYS, 0, 0);
glStencilOpSeparate(GL_BACK, GL_KEEP, GL_INCR_WRAP, GL_KEEP);
glStencilOpSeparate(GL_FRONT, GL_KEEP, GL_DECR_WRAP, GL_KEEP);
Pipeline::position(it->getOwner()->GetTransform()->getPosition().x, it->getOwner()->GetTransform()->getPosition().y, it->getOwner()->GetTransform()->getPosition().z);
float BSphereScale = CalcPointLightBSphere(Light);
Pipeline::scale(BSphereScale, BSphereScale, BSphereScale);
glUniformMatrix4fv(m_MVPLocation, 1, GL_FALSE, &Pipeline::getTransformationMatrix()[0][0]);
}
void VRSim::DSPointLightsPass(unsigned int PointLightIndex)
{
m_gbuffer.BindForLightPass();
pointProgram.enable();
glStencilFunc(GL_NOTEQUAL, 0, 0xFF);
glDisable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendEquation(GL_FUNC_ADD);
glBlendFunc(GL_ONE, GL_ONE);
glEnable(GL_CULL_FACE);
glCullFace(GL_FRONT);
float BSphereScale = CalcPointLightBSphere(m_pointLight[PointLightIndex]);
sphere.model = cavr::math::mat4f::translate(m_pointLight[PointLightIndex].Position) * cavr::math::mat4f::scale(BSphereScale);
auto mvp = (cavr::gfx::getProjection() * cavr::gfx::getView() * sphere.model);
pointProgram.SetPointLight(m_pointLight[PointLightIndex]);
pointProgram.set("gWVP", mvp);
pointProgram.set("gEyeWorldPos", playerPos);
pointProgram.set("gPositionMap", GBuffer::GBUFFER_TEXTURE_TYPE_POSITION);
pointProgram.set("gColorMap", GBuffer::GBUFFER_TEXTURE_TYPE_DIFFUSE);
pointProgram.set("gNormalMap", GBuffer::GBUFFER_TEXTURE_TYPE_NORMAL);
pointProgram.set("gMatSpecularIntensity", 10.10f);
pointProgram.set("gSpecularPower", 3.0f);
glUniform2f(pointProgram.getLocation("gScreenSize"), (float) windowWidth, (float) windowHeight);
sphere.renderModel();
glCullFace(GL_BACK);
glDisable(GL_BLEND);
}
