bool TextureOverlay::CreateGeometry()
{
m_pGeometry = m_pRenderManager->CreateGeometryData();
if(m_pGeometry == nullptr)
{
return false;
}
struct Vertex
{
math::Vector3 pos;
math::Vector2 uv;
};
Vertex verts[] =
{
{math::Vector3(0, 0, 0), math::Vector2(0, 0)},
{math::Vector3(1, 0, 0), math::Vector2(1, 0)},
{math::Vector3(1, 1, 0), math::Vector2(1, 1)},
{math::Vector3(0, 1, 0), math::Vector2(0, 1)},
{math::Vector3(0, 0, 0), math::Vector2(0, 0)},
{math::Vector3(1, 1, 0), math::Vector2(1, 1)},
};
VertexLayout layout;
layout.AddAttribute(G_FORMAT_R32G32B32_FLOAT);
layout.AddAttribute(G_FORMAT_R32G32_FLOAT);
m_pGeometry->BeginGeometry(PT_TRIANGLE_LIST);
{
m_pGeometry->AllocVertexBuffer(sizeof(Vertex) * 6, verts, false, layout);
}
m_pGeometry->EndGeometry();
return true;
}
//----------------------------------------------------------------------
bool FontManager::Initialise(const glm::ivec2& screenResolution)
{
this->screenResolution = screenResolution;
if (!effect.Load("assets\\effects\\fonteffect.glsl", "RenderFont"))
{
LOG("did not load font rendering effect\n");
return false;
}
// Since the screen resolution does not change at runtime, set this now...
effect.ScreenSize->Set(glm::vec2(screenResolution));
effect.GlyphTexture->Set(GlyphTextureSlot);
sampler = boost::make_shared<Sampler2D>();
sampler->SetMagFilter(GL_LINEAR);
sampler->SetMinFilter(GL_LINEAR);
sampler->SetWrapS(GL_CLAMP_TO_EDGE);
sampler->SetWrapT(GL_CLAMP_TO_EDGE);
VertexLayout vertexLayout;
vertexLayout.AddAttribute(vertexAttribute);
// Initialise vertex buffers for dynamic update...
for (size_t i = 0; i < bufferCount; ++i)
{
boost::shared_ptr<VertexBuffer> vertexBuffer(new VertexBuffer());
vertexBuffer->Initialise(vertexLayout, VerticesInBuffer, GL_DYNAMIC_DRAW);
geometry[i].Initialise(vertexBuffer);
}
return true;
}
bool Impl_SkyDome::CreateSkyDome()
{
std::vector<math::Vector3> vb;
std::vector<uint32> ib;
MeshUtil::CreateUnitIcoSphere(5, vb, ib, true);
if(vb.size() == 0)
{
return false;
}
VertexLayout layout;
layout.AddAttribute(G_FORMAT_R32G32B32_FLOAT);
m_pRD = m_pManager->alloc_object<RenderData>();
m_pRD->geometry = m_pManager->GetRenderManager()->CreateGeometryData();
m_pRD->geometry->BeginGeometry(PT_TRIANGLE_LIST);
{
if(false == m_pRD->geometry->AllocVertexBuffer(sizeof(math::Vector3) * vb.size(), vb.data(), false, layout))
{
return false;
}
if(false == m_pRD->geometry->AllocIndexBuffer(sizeof(uint32) * ib.size(), ib.data(), false, G_FORMAT_R32_UINT))
{
return false;
}
}
m_pRD->geometry->EndGeometry();
m_pRD->base_vertex = 0;
m_pRD->vertex_count = vb.size();
m_pRD->start_index = 0;
m_pRD->index_count = ib.size();
m_pRD->world_matrix.MakeIdentity();
m_pRD->material = m_pManager->GetRenderManager()->CreateMaterialFromFile("./assets/atmosphere/material/skydome.material");
m_pWorldPos = m_pRD->material->GetParameterByName("world_pos");
return true;
}
GeometryDataPtr EngineApp::CreateCube(float size)
{
struct Vertex
{
math::Vector3 pos;
math::Vector3 normal;
math::Vector2 uv;
};
size = size / 2.0f;
Vertex pVerts[] =
{
// front
{math::Vector3(-size, size, -size), math::Vector3(0, 0, -1), math::Vector2(0, 0), },
{math::Vector3(size, size, -size), math::Vector3(0, 0, -1), math::Vector2(2, 0),},
{math::Vector3(size, -size, -size), math::Vector3(0, 0, -1), math::Vector2(2, 2),},
{math::Vector3(-size, -size, -size), math::Vector3(0, 0, -1), math::Vector2(0, 2),},
// back
{math::Vector3(-size, size, size), math::Vector3(0, 0, 1), math::Vector2(0, 0),},
{math::Vector3(size, size, size), math::Vector3(0, 0, 1), math::Vector2(1, 0),},
{math::Vector3(size, -size, size), math::Vector3(0, 0, 1), math::Vector2(1, 1),},
{math::Vector3(-size, -size, size), math::Vector3(0, 0, 1), math::Vector2(0, 1),},
// top
{math::Vector3(-size, size, size), math::Vector3(0, 1, 0), math::Vector2(0, 0),},
{math::Vector3(size, size, size), math::Vector3(0, 1, 0), math::Vector2(1, 0),},
{math::Vector3(size, size, -size), math::Vector3(0, 1, 0), math::Vector2(1, 1),},
{math::Vector3(-size, size, -size), math::Vector3(0, 1, 0), math::Vector2(0, 1),},
// bottom
{math::Vector3(-size, -size, size), math::Vector3(0, -1, 0), math::Vector2(0, 0),},
{math::Vector3(size, -size, size), math::Vector3(0, -1, 0), math::Vector2(1, 0),},
{math::Vector3(size, -size, -size), math::Vector3(0, -1, 0), math::Vector2(1, 1),},
{math::Vector3(-size, -size, -size), math::Vector3(0, -1, 0), math::Vector2(0, 1),},
// left
{math::Vector3(-size, size, size), math::Vector3(-1, 0, 0), math::Vector2(0, 0),},
{math::Vector3(-size, size, -size), math::Vector3(-1, 0, 0), math::Vector2(1, 0),},
{math::Vector3(-size, -size, -size), math::Vector3(-1, 0, 0), math::Vector2(1, 1),},
{math::Vector3(-size, -size, size), math::Vector3(-1, 0, 0), math::Vector2(0, 1),},
// right
{math::Vector3(size, size, size), math::Vector3(1, 0, 0), math::Vector2(0, 0),},
{math::Vector3(size, size, -size), math::Vector3(1, 0, 0), math::Vector2(1, 0),},
{math::Vector3(size, -size, -size), math::Vector3(1, 0, 0), math::Vector2(1, 1),},
{math::Vector3(size, -size, size), math::Vector3(1, 0, 0), math::Vector2(0, 1),},
};
uint32 pIndice[] =
{
// front
0, 1, 2,
0, 2, 3,
// back
4, 6, 5,
4, 7, 6,
//top
8, 9, 10,
8, 10, 11,
// bottom
12, 14, 13,
12, 15, 14,
// left
16, 17, 18,
16, 18, 19,
// right
20, 22, 21,
20, 23, 22,
};
GeometryDataPtr pGeom = m_pGraphics->CreateGeometryData();
VertexLayout layout;
layout.AddAttribute(G_FORMAT_R32G32B32_FLOAT);
layout.AddAttribute(G_FORMAT_R32G32B32_FLOAT);
layout.AddAttribute(G_FORMAT_R32G32_FLOAT);
pGeom->BeginGeometry(PT_TRIANGLE_LIST);
{
pGeom->AllocIndexBuffer(sizeof(uint32) * 36, pIndice, false, G_FORMAT_R32_UINT);
pGeom->AllocVertexBuffer(sizeof(Vertex) * 24, pVerts, false, layout);
}
pGeom->EndGeometry();
return pGeom;
}
bool Impl_SkyBox::OnAttach()
{
m_pRD = m_pManager->alloc_object<RenderData>();
VertexLayout layout;
layout.AddAttribute(G_FORMAT_R32G32B32_FLOAT);
float size = 1.0f;
int nVerts = 36;
math::Vector3 verts[] =
{
math::Vector3(-size, size, -size),
math::Vector3(size, -size, -size),
math::Vector3(size, size, -size),
math::Vector3(-size, size, -size),
math::Vector3(-size, -size, -size),
math::Vector3(size, -size, -size),
math::Vector3(-size, size, size),
math::Vector3(size, size, size),
math::Vector3(size, -size, size),
math::Vector3(-size, size, size),
math::Vector3(size, -size, size),
math::Vector3(-size, -size, size),
math::Vector3(-size, size, size),
math::Vector3(size, size, -size),
math::Vector3(size, size, size),
math::Vector3(-size, size, size),
math::Vector3(-size, size, -size),
math::Vector3(size, size, -size),
math::Vector3(-size, -size, size),
math::Vector3(size, -size, size),
math::Vector3(size, -size, -size),
math::Vector3(-size, -size, size),
math::Vector3(size, -size, -size),
math::Vector3(-size, -size, -size),
math::Vector3(-size, size, size),
math::Vector3(-size, -size, -size),
math::Vector3(-size, size, -size),
math::Vector3(-size, size, size),
math::Vector3(-size, -size, size),
math::Vector3(-size, -size, -size),
math::Vector3(size, size, size),
math::Vector3(size, size, -size),
math::Vector3(size, -size, -size),
math::Vector3(size, size, size),
math::Vector3(size, -size, -size),
math::Vector3(size, -size, size),
};
m_pRD->geometry = m_pManager->GetRenderManager()->CreateGeometryData();
m_pRD->geometry->BeginGeometry(PT_TRIANGLE_LIST);
{
m_pRD->geometry->AllocVertexBuffer(sizeof(math::Vector3) * 36, verts, false, layout);
}
m_pRD->geometry->EndGeometry();
m_pRD->base_vertex = 0;
m_pRD->index_count = 0;
m_pRD->start_index = 0;
m_pRD->vertex_count = 36;
m_pRD->world_matrix.MakeIdentity();
m_pRD->material = m_pManager->GetRenderManager()->CreateMaterialFromFile("./assets/standard/material/skybox.material");
m_hFrustumCull = m_pManager->AddEventHandler(EV_FRUSTUM_CULL, boost::bind(&Impl_SkyBox::on_event_frustum_cull, this, _1));
m_pTex = m_pManager->GetRenderManager()->CreateTextureFromFile("./assets/standard/texture/001.dds");
MaterialParameterPtr pParam = m_pRD->material->GetParameterByName("sky_map");
pParam->SetParameterTexture(m_pTex);
m_pWorldPos = m_pRD->material->GetParameterByName("world_pos");
return true;
}
