void GBuffer::CreateScreenQuad()
{
// Initialise buffers
std::vector<Vertex> vertices =
{
Vertex(Vector3(-1.0f, 1.0f, 0.0f), Colour::White, Vector2(0.0f, 0.0f)), // bottom left
Vertex(Vector3(1.0f, -1.0f, 0.0f), Colour::White, Vector2(1.0f, 1.0f)), // top right
Vertex(Vector3(1.0f, 1.0f, 0.0f), Colour::White, Vector2(1.0f, 0.0f)), // bottom right
Vertex(Vector3(-1.0f, -1.0f, 0.0f), Colour::White, Vector2(0.0f, 1.0f)) // top left
};
std::vector<int> indices =
{
1, 0, 2,
0, 1, 3
};
// Initialise screen quad
for (int i = 0; i < GBUFFER_NUM_BUFFERS; ++i)
{
Material* material = ResourceFactory::CreateMaterial();
material->LoadPixelShader(GetRelativePath("Shaders\\Quad.hlsl"), "PSMain", "ps_5_1");
material->LoadVertexShader(GetRelativePath("Shaders\\Quad.hlsl"), "VSMain", "vs_5_1");
material->Finalise(Material::Default_Input_Layout, false, false);
VertexBufferInstance* vertexBuffer = ResourceFactory::CreateVertexBufferInstance(VERTEX_POS_COL_UV);
vertexBuffer->SetVertices(vertices);
IndexBufferInstance* indexBuffer = ResourceFactory::CreateIndexBufferInstance();
indexBuffer->SetIndices(indices);
_pScreenQuads[i] = new RenderObject();
_pScreenQuads[i]->SetVertexBuffer(vertexBuffer);
_pScreenQuads[i]->SetIndexBuffer(indexBuffer);
_pScreenQuads[i]->SetMaterial(material);
_pScreenQuads[i]->Transform.SetIs2D(true);
_pScreenQuads[i]->Transform.SetScale(0.5f, 0.5f, 1.0f);
}
_pScreenQuads[0]->Transform.SetPosition(-0.5f, 0.5f, 0.0f);
_pScreenQuads[1]->Transform.SetPosition(0.5f, 0.5f, 0.0f);
_pScreenQuads[2]->Transform.SetPosition(-0.5f, -0.5f, 0.0f);
_pScreenQuads[3]->Transform.SetPosition(0.5f, -0.5f, 0.0f);
_pScreenQuads[0]->GetMaterial()->SetTexture(_pTextures[0]);
_pScreenQuads[1]->GetMaterial()->SetTexture(_pTextures[1]);
_pScreenQuads[2]->GetMaterial()->SetTexture(_pTextures[2]);
_pScreenQuads[3]->GetMaterial()->SetTexture(_pTextures[3]);
_pScreenQuads[0]->GetMaterial()->SetDepthMode(false, ALWAYS);
_pScreenQuads[1]->GetMaterial()->SetDepthMode(false, ALWAYS);
_pScreenQuads[2]->GetMaterial()->SetDepthMode(false, ALWAYS);
_pScreenQuads[3]->GetMaterial()->SetDepthMode(false, ALWAYS);
}