public void onEnter()
{
this.camera = new PerspecitveCamera(MathHelper.PiOver4, Game.shared.width, Game.shared.height);
this.shader = Game.assets.shader("test");
VertexAttributes attrs = new VertexAttributes(VertexAttribute.Position(), VertexAttribute.Color());
this.rawMesh = new VertexBufferObject(true, 3, 7, attrs);
this.rawIndicies = new IndexBufferObject(true);
float[] data = new float[] {
-0.8f, -0.8f, 0f, 1f, 0f, 0f, 1.0f,
0.8f, -0.8f, 0f, 0f, 1f, 0f, 1.0f,
0f, 0.8f, 0f, 0f, 0f, 1f, 1.0f,
0.8f, 0.8f, 0f, 1f, 0f, 1f, 1.0f
};
uint[] indicies = new uint[] {
0, 1, 2,
1, 2, 3
};
this.rawIndicies.setIndicies(ref indicies);
this.rawMesh.setVerticies(ref data);
this.mviewdata = Matrix4.Translation(0f, 0f, 0f);
Vector3 cameraPosition = new Vector3(5f, 5f, 5f);
this.camera.translate(ref cameraPosition);
Vector3 target = new Vector3(0f, 0f, 0f);
this.camera.lookAt(ref target);
}
private void SetupMesh()
{
VertexBuffer_ = new VertexBufferObject(VertexBufferFormat.PositionUvNormal, Vertices);
IndexBuffer_ = new IndexBufferObject(Indices);
for (var Index = 0; Index < Textures.Length; ++Index)
{
if (Textures[Index].Type == "texture_diffuse")
{
TexDiffuse_ = Textures[Index].Tex;
}
else if (Textures[Index].Type == "texture_specular")
{
TexSpecular_ = Textures[Index].Tex;
}
}
}
public TestObject(GraphicsDevice Device)
: base(Device)
{
Rand_ = new Random((int)DateTime.Now.Ticks);
var Vertices = new[]
{
-1f, 1f, 0f, 0f, 0f, 0f, 0f, 1f, // 0
1f, 1f, 0f, 1f, 0f, 0f, 0f, 1f, // 1
1f, -1f, 0f, 1f, 1f, 0f, 0f, 1f, // 2
-1f, -1f, 0f, 0f, 1f, 0f, 0f, 1f // 3
};
var Indices = new[]
{
0, 3, 1, // first triangle
1, 3, 2 // second triangle
};
VertexBuffer_ = new VertexBufferObject(VertexBufferFormat.PositionUvNormal, Vertices);
IndexBuffer_ = new IndexBufferObject(Indices);
var DirLight = new Light();
DirLight.Type = LightType.Direction;
DirLight.Direction = new Vector3(0.2f, 0.2f, -1f);
DirLight.Ambient = new Colorf(0.05f, 0.05f, 0.05f);
DirLight.Diffuse = new Colorf(0.4f, 0.4f, 0.4f);
DirLight.Specular = new Colorf(0.5f, 0.5f, 0.5f);
DirLight.Enabled = true;
DirLight.UpdateSIMD();
Shader_ = new ShaderLight();
Shader_.Lights = new Light[1];
Shader_.Lights[0] = DirLight;
Shader_.TexDiffuse = TextureHelper.Load("container2.png");
Shader_.TexSpecular = TextureHelper.Load("container2_specular.png");
Shader_.SpecularPower = 32;
//Camera_ = new Camera(new Vector3(0, 0, 3), new Vector3(0, 0, -1), new Vector3(0, 1, 0), 60.0f, 800.0f / 600.0f, 0.3f, 100.0f);
Camera_ = new Camera(800, 600);
}
public RenderCommand debugRender()
{
if (myVbo == null)
{
myVbo = new VertexBufferObject <V3>(BufferUsageHint.DynamicDraw);
myIbo = new IndexBufferObject(BufferUsageHint.DynamicDraw);
}
uint vi = 0;
uint ii = 0;
V3[] verts = new V3[1024 * 1024];
uint[] index = new uint[1024 * 1024 * 2];
myNodes[0].debugRender(ref verts, ref vi, ref index, ref ii);
myVbo.setData(verts, (int)vi);
myIbo.setData(index, (int)ii);
RenderVboCommand cmd = new RenderVboCommand(myVbo, myIbo, Color4.Blue, PrimitiveType.Quads);
return(cmd);
}
public GraphicsContext(GraphicsDevice Device, Box Viewport)
{
this.CoreNum = 6;
this.Device = Device;
this.Viewport = Viewport;
this.FrameCount = 0;
this.ColorBuffer = null;
this.ZBuffer = new float[Viewport.Width * Viewport.Height];
this.Vertices = new ListCore <Vertex>(this.CoreNum);
this.Fragments = new ListCore <Fragment>(this.CoreNum);
this.Indices = null;
this.ClearColor = Colorf.Black;
this.FillModeState = FillMode.Solid;
this.CullFaceModeState = CullFaceMode.Back;
this.FrontFaceModeState = FrontFaceMode.CCW;
this.Shader = null;
this.VertexBuffer = null;
this.IndexBuffer = null;
}
public UiRenderCommand(DrawCmd drawCmd, Matrix4 modelmatrix, VertexBufferObject vbo, IndexBufferObject ibo)
: base()
{
myElementCount = (int)drawCmd.elementCount;
myElementOffset = (int)drawCmd.elementOffset;
pipelineState = thePipelineState;
renderState.scissorTest.enabled = true;
renderState.scissorTest.rect = drawCmd.clipRect;
renderState.setVertexBuffer(vbo.id, 0, 0, V2T2B4.stride);
renderState.setIndexBuffer(ibo.id);
renderState.setUniform(new UniformData(0, Uniform.UniformType.Int, 0));
renderState.setUniform(new UniformData(0, Uniform.UniformType.Mat4, modelmatrix));
renderState.setTexture((int)drawCmd.texture.id(), 0, TextureTarget.Texture2D);
}
static RenderCubemapSphere()
{
theOrientation = Matrix4.CreateFromQuaternion(new Quaternion(0f, 0f, 0f));
List <ShaderDescriptor> shadersDesc = new List <ShaderDescriptor>();
shadersDesc.Add(new ShaderDescriptor(ShaderType.VertexShader, "GpuNoise.shaders.cube-vs.glsl"));
shadersDesc.Add(new ShaderDescriptor(ShaderType.FragmentShader, "GpuNoise.shaders.cube-ps.glsl"));
ShaderProgramDescriptor sd = new ShaderProgramDescriptor(shadersDesc);
theShader = Renderer.resourceManager.getResource(sd) as ShaderProgram;
theVBO = new VertexBufferObject <V3>(BufferUsageHint.StaticDraw);
theIBO = new IndexBufferObject(BufferUsageHint.StaticDraw);
int lats = 25;
int longs = 25;
int vertIdx = 0;
V3[] verts = new V3[(lats + 1) * (longs + 1)];
ushort[] index = new ushort[lats * longs * 6];
for (int i = 0; i <= lats; i++)
{
float theta = (float)i * (float)Math.PI / lats;
float sinTheta = (float)Math.Sin(theta);
float cosTheta = (float)Math.Cos(theta);
for (int j = 0; j <= longs; j++)
{
float phi = (float)j * (float)(Math.PI * 2) / longs;
float sinPhi = (float)Math.Sin(phi);
float cosPhi = (float)Math.Cos(phi);
float x = cosPhi * sinTheta;
float y = sinPhi * sinTheta;
float z = cosTheta;
// float u = 1 - (j / longs);
// float v = 1- (i / lats);
V3 temp = new V3();
temp.Position = new Vector3(x, y, z);
verts[vertIdx++] = temp;
}
}
int indexIdx = 0;
for (int i = 0; i < lats; i++)
{
for (int j = 0; j < longs; j++)
{
ushort first = (ushort)((i * (longs + 1)) + j);
ushort second = (ushort)(first + longs + 1);
index[indexIdx++] = first; index[indexIdx++] = second; index[indexIdx++] = (ushort)(first + 1);
index[indexIdx++] = second; index[indexIdx++] = (ushort)(second + 1); index[indexIdx++] = (ushort)(first + 1);
}
}
theVBO.setData(verts);
theIBO.setData(index);
theVAO = new VertexArrayObject();
theVAO.bindVertexFormat <V3>(theShader);
thePipeline = new PipelineState();
thePipeline.shaderState.shaderProgram = theShader;
thePipeline.vaoState.vao = theVAO;
thePipeline.generateId();
}
public void BindIndexBuffer(IndexBufferObject Buffer)
{
Context_.IndexBuffer = Buffer;
}
/// <summary>
/// Generates indices for an index buffer
/// </summary>
/// <param name="ibo">Index buffer instance</param>
private static void GenerateIndices(IndexBufferObject ibo)
{
int[] indices = new int[IndexCount];
// Top
indices[0] = FrontTopLeft;
indices[1] = FrontTopRight;
indices[2] = FrontTopLeft;
indices[3] = BackTopLeft;
indices[4] = BackTopRight;
indices[5] = FrontTopRight;
indices[6] = BackTopRight;
indices[7] = BackTopLeft;
// Bottom
indices[8] = FrontBottomLeft;
indices[9] = FrontBottomRight;
indices[10] = FrontBottomLeft;
indices[11] = BackBottomLeft;
indices[12] = BackBottomRight;
indices[13] = FrontBottomRight;
indices[14] = BackBottomRight;
indices[15] = BackBottomLeft;
//Sides
indices[16] = FrontTopRight;
indices[17] = FrontBottomRight;
indices[18] = FrontTopLeft;
indices[19] = FrontBottomLeft;
indices[20] = BackTopRight;
indices[21] = BackBottomRight;
indices[22] = BackTopLeft;
indices[23] = BackBottomLeft;
ibo.SetData(indices);
}
private Skin SendDataToGpu(string modelPath)
{
Skin resultSkin = null;
// Get mesh data
using (AssimpModelLoader loader = new AssimpModelLoader(modelPath))
{
VertexArrayObject vao = new VertexArrayObject();
MeshVertexData meshData = loader.GetMeshData();
// explicit null assignment if there is no some of mesh data
var vertices = meshData.Verts;
var normals = meshData.bHasNormals ? meshData.N_Verts : null;
var texCoords = meshData.T_Verts;
var tangents = meshData.bHasTangentVertices ? meshData.Tangent_Verts : meshData.bHasTextureCoordinates ? VectorMath.AdditionalVertexInfoCreator.CreateTangentVertices(vertices, texCoords) : null;
var bitangents = meshData.bHasTangentVertices ? meshData.Bitanget_Verts : meshData.bHasTextureCoordinates ? VectorMath.AdditionalVertexInfoCreator.CreateBitangentVertices(vertices, texCoords) : null;
var blendWeights = meshData.bHasAnimation ? meshData.BlendWeights : null;
var blendIndices = meshData.bHasAnimation ? meshData.BlendIndices : null;
UInt32[] indices = meshData.bHasIndices ? meshData.Indices.ToArray() : null;
IndexBufferObject ibo = null;
VertexBufferObjectTwoDimension <float> normalsVBO = null, texCoordsVBO = null, tangentsVBO = null, bitangentsVBO = null, blendWeightsVBO = null;
VertexBufferObjectTwoDimension <Int32> blendIndicesVBO = null;
if (meshData.bHasIndices)
{
ibo = new IndexBufferObject(indices);
}
VertexBufferObjectTwoDimension <float> vertexVBO = new VertexBufferObjectTwoDimension <float>(vertices, BufferTarget.ArrayBuffer, 0, 3, VertexBufferObjectBase.DataCarryFlag.Invalidate);
if (meshData.bHasNormals)
{
normalsVBO = new VertexBufferObjectTwoDimension <float>(normals, BufferTarget.ArrayBuffer, 1, 3, VertexBufferObjectBase.DataCarryFlag.Invalidate);
}
if (meshData.bHasTextureCoordinates)
{
texCoordsVBO = new VertexBufferObjectTwoDimension <float>(texCoords, BufferTarget.ArrayBuffer, 2, 2, VertexBufferObjectBase.DataCarryFlag.Invalidate);
}
if (meshData.bHasTangentVertices)
{
tangentsVBO = new VertexBufferObjectTwoDimension <float>(tangents, BufferTarget.ArrayBuffer, 4, 3, VertexBufferObjectBase.DataCarryFlag.Invalidate);
}
if (meshData.bHasTangentVertices)
{
bitangentsVBO = new VertexBufferObjectTwoDimension <float>(bitangents, BufferTarget.ArrayBuffer, 5, 3, VertexBufferObjectBase.DataCarryFlag.Invalidate);
}
if (meshData.bHasAnimation)
{
Int32 skeletonWeightsPerVertexCount = (Int32)loader.m_skeletonType;
if (skeletonWeightsPerVertexCount > 4)
{
throw new NotImplementedException("There is no implementation yet for cases when there are more than four weights influencing on vertex.");
}
Int32 vectorSize = skeletonWeightsPerVertexCount;
blendWeightsVBO = new VertexBufferObjectTwoDimension <float>(blendWeights, BufferTarget.ArrayBuffer, 6, vectorSize, VertexBufferObjectBase.DataCarryFlag.Invalidate);
blendIndicesVBO = new VertexBufferObjectTwoDimension <int>(blendIndices, BufferTarget.ArrayBuffer, 7, vectorSize, VertexBufferObjectBase.DataCarryFlag.Invalidate);
}
vao.AddVBO(vertexVBO, normalsVBO, texCoordsVBO, tangentsVBO, bitangentsVBO, blendWeightsVBO, blendIndicesVBO);
vao.AddIndexBuffer(ibo);
vao.BindBuffersToVao();
if (meshData.bHasAnimation)
{
ParentBone rootBone = AssimpConverter.Converter.ConvertAssimpBoneToEngineBone(meshData.SkeletonRoot);
resultSkin = new AnimatedSkin(vao, rootBone);
}
else
{
resultSkin = new Skin(vao);
}
}
return(resultSkin);
}