public void LoadTextures(RwTextureDictionaryNode textures)
{
if (textures == null || !mCanRender)
{
return;
}
int textureIdx = 0;
foreach (RwTextureNativeNode texture in textures.Textures)
{
Console.WriteLine("processing texture: {0}", textureIdx++);
var colorpixels = texture.GetPixels();
// get the pixel array
var pixels = new BasicCol4[texture.Width * texture.Height];
for (int i = 0; i < texture.Width * texture.Height; i++)
{
pixels[i] = new BasicCol4(colorpixels[i]);
}
// create the texture
int tex = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, tex);
// GL 4.5
//GL.CreateTextures( TextureTarget.Texture2D, 1, out int tex );
// set up the params
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, RwtoGlConversionHelper.WrapDictionary[texture.HorrizontalAddressingMode]);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, RwtoGlConversionHelper.WrapDictionary[texture.VerticalAddressingMode]);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, RwtoGlConversionHelper.FilterDictionary[texture.FilterMode]);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, RwtoGlConversionHelper.FilterDictionary[texture.FilterMode]);
// GL 4.5
//GL.TextureParameter( tex, TextureParameterName.TextureWrapS, RwtoGlConversionHelper.WrapDictionary[texture.HorrizontalAddressingMode] );
//GL.TextureParameter( tex, TextureParameterName.TextureWrapT, RwtoGlConversionHelper.WrapDictionary[texture.VerticalAddressingMode] );
//GL.TextureParameter( tex, TextureParameterName.TextureMagFilter, RwtoGlConversionHelper.FilterDictionary[texture.FilterMode] );
//GL.TextureParameter( tex, TextureParameterName.TextureMinFilter, RwtoGlConversionHelper.FilterDictionary[texture.FilterMode] );
// set up the bitmap data
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, texture.Width, texture.Height, 0, PixelFormat.Rgba, PixelType.UnsignedByte, pixels);
// GL 4.5
//GL.TextureStorage2D( tex, 1, SizedInternalFormat.Rgba8, texture.Width, texture.Height );
//GL.TextureSubImage2D( tex, 0, 0, 0, texture.Width, texture.Height, PixelFormat.Rgba, PixelType.UnsignedByte, pixels );
// add a texture lookup for the processed texture
mTexLookup.Add(texture.Name, tex);
}
}
public void LoadScene(RMDScene rmdScene)
{
_camera = new Camera();
// set up shader program
_shaderProg = new ShaderProgram("shader");
_shaderProg.AddUniform("proj");
_shaderProg.AddUniform("view");
_shaderProg.AddUniform("tran");
_shaderProg.AddUniform("diffuse");
_shaderProg.AddUniform("diffuseColor");
_shaderProg.AddUniform("isTextured"); //used like a bool but is actually an int because of glsl design limitations ¬~¬
_shaderProg.Bind();
Console.WriteLine("loading scene");
Console.WriteLine("num textures: {0} ", rmdScene.TextureDictionary != null ? rmdScene.TextureDictionary.TextureCount : 0);
if (rmdScene.TextureDictionary != null)
{
int textureIdx = 0;
foreach (RWTextureNative texture in rmdScene.TextureDictionary.Textures)
{
Console.WriteLine("processing texture: {0}", textureIdx++);
// get the pixel array
BasicCol4[] pixels = new BasicCol4[texture.Width * texture.Height];
for (int i = 0; i < texture.Width * texture.Height; i++)
pixels[i] = texture.IsIndexed ? new BasicCol4(texture.Palette[texture.PixelIndices[i]]) : new BasicCol4(texture.Pixels[i]);
// create the texture
int tex = 0;
GL.CreateTextures(TextureTarget.Texture2D, 1, out tex);
// set up the params
GL.TextureParameter(tex, TextureParameterName.TextureWrapS, RWToGLConversionHelper.WrapDictionary[texture.HorrizontalAddressingMode]);
GL.TextureParameter(tex, TextureParameterName.TextureWrapT, RWToGLConversionHelper.WrapDictionary[texture.VerticalAddressingMode]);
GL.TextureParameter(tex, TextureParameterName.TextureMagFilter, RWToGLConversionHelper.FilterDictionary[texture.FilterMode]);
GL.TextureParameter(tex, TextureParameterName.TextureMinFilter, RWToGLConversionHelper.FilterDictionary[texture.FilterMode]);
// set up the bitmap data
GL.TextureStorage2D(tex, 1, SizedInternalFormat.Rgba8, texture.Width, texture.Height);
GL.TextureSubImage2D(tex, 0, 0, 0, texture.Width, texture.Height, PixelFormat.Rgba, PixelType.UnsignedByte, pixels);
// add a texture lookup for the processed texture
_texLookup.Add(texture.Name, tex);
}
}
float min_x = 0, min_y = 0, min_z = 0;
float max_x = 0, max_y = 0, max_z = 0;
int clumpIdx = 0;
foreach (RWScene rwScene in rmdScene.Scenes)
{
Console.WriteLine("geometry count: {0}", rwScene.MeshCount);
Console.WriteLine("processing clump: {0}", clumpIdx++);
int drawCallIdx = 0;
foreach (RWDrawCall drawCall in rwScene.DrawCalls)
{
Console.WriteLine("processing draw call: {0}", drawCallIdx);
Console.WriteLine("geo:{0}\t frame:{1}\t flag1:{2}\t flag2{3}\t", drawCall.MeshIndex, drawCall.NodeIndex, drawCall.Flag1, drawCall.Flag2);
var geom = rwScene.Meshes[drawCall.MeshIndex];
var frame = rwScene.Nodes[drawCall.NodeIndex];
Console.WriteLine(geom.MaterialSplitData.MaterialSplitCount);
Console.WriteLine(geom.MaterialSplitData.PrimitiveType);
Vertex[] vertices = new Vertex[geom.VertexCount];
int[][] allIndices = new int[geom.MaterialSplitData.MaterialSplitCount][];
int[] allIndicesCount = new int[geom.MaterialSplitData.MaterialSplitCount];
int[] fullIndices = new int[geom.TriangleCount*3];
for(int i = 0; i < geom.TriangleCount; i++)
{
fullIndices[i * 3 + 0] = geom.Triangles[i].A;
fullIndices[i * 3 + 1] = geom.Triangles[i].B;
fullIndices[i * 3 + 2] = geom.Triangles[i].C;
}
// remap the vertices
for (int i = 0; i < geom.VertexCount; i++)
{
// get the vertex info
//var oldPos = geom.HasVertices ? Vector3.Transform(new Vector4(geom.Vertices[i], 1.0f), frame.WorldTransform).Xyz : new Vector3(0, 0, 0);
var oldPos = geom.HasVertices ? SN.Vector3.Transform(geom.Vertices[i], frame.WorldTransform) : new SN.Vector3(0, 0, 0);
var oldNrm = geom.HasNormals ? SN.Vector3.TransformNormal(geom.Normals[i], frame.WorldTransform) : new SN.Vector3(0, 0, 0);
var oldTcd = geom.HasTexCoords ? geom.TextureCoordinateChannels[0][i] : new SN.Vector2(0, 0);
var oldCol = geom.HasColors ? geom.Colors[i] : Color.White;
if (oldPos.X < min_x) min_x = oldPos.X;
if (oldPos.X > max_x) max_x = oldPos.X;
if (oldPos.Y < min_y) min_y = oldPos.Y;
if (oldPos.Y > max_y) max_y = oldPos.Y;
if (oldPos.Z < min_z) min_z = oldPos.Z;
if (oldPos.Z > max_z) max_z = oldPos.Z;
// create basic vecs
var pos = new BasicVec3(oldPos);
var nrm = new BasicVec3(oldNrm);
var tcd = new BasicVec2(oldTcd);
var col = new BasicVec4(oldCol);
// set the new interleaved vertex
vertices[i] = new Vertex(pos, nrm, tcd, col);
}
for (int i = 0; i < geom.MaterialSplitData.MaterialSplitCount; i++)
{
allIndices[i] = geom.MaterialSplitData.MaterialSplits[i].Indices;
allIndicesCount[i] = geom.MaterialSplitData.MaterialSplits[i].IndexCount;
}
Console.WriteLine("tex channels: " + geom.TextureCoordinateChannelCount);
Console.WriteLine("num materials: " + geom.MaterialCount);
for (int m = 0; m < geom.MaterialCount; m++)
Console.WriteLine("material: {0}", geom.Materials[m]);
// setup the vbo
int vbo = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ArrayBuffer, vbo);
GL.BufferData(BufferTarget.ArrayBuffer, sizeof(float) * 12 * vertices.Length, vertices, BufferUsageHint.StaticDraw);
// setup the ibo
int[] ibo = new int[allIndices.Length];
GL.GenBuffers(allIndices.Length, ibo);
for (int i = 0; i < ibo.Length; i++)
{
GL.BindBuffer(BufferTarget.ElementArrayBuffer, ibo[i]);
GL.BufferData(BufferTarget.ElementArrayBuffer, sizeof(int) * allIndices[i].Length, allIndices[i], BufferUsageHint.StaticDraw);
}
// setup the vertex attribs
GL.VertexAttribPointer(0, 3, VertexAttribPointerType.Float, false, sizeof(float) * 12, 0);
GL.VertexAttribPointer(1, 3, VertexAttribPointerType.Float, false, sizeof(float) * 12, (sizeof(float) * 3));
GL.VertexAttribPointer(2, 2, VertexAttribPointerType.Float, false, sizeof(float) * 12, (sizeof(float) * 6));
GL.VertexAttribPointer(3, 4, VertexAttribPointerType.Float, false, sizeof(float) * 12, (sizeof(float) * 8));
// get the mesh color from the material
// get the texture name if there's a texture assigned
string[] texname = new string[geom.MaterialSplitData.MaterialSplitCount];
Color[] colors = new Color[geom.MaterialSplitData.MaterialSplitCount];
for (int i = 0; i < texname.Length; i++)
{
texname[i] = geom.MaterialCount > 0 && geom.Materials[geom.MaterialSplitData.MaterialSplits[i].MaterialIndex].IsTextured ? geom.Materials[geom.MaterialSplitData.MaterialSplits[i].MaterialIndex].TextureReference.ReferencedTextureName : string.Empty;
colors[i] = geom.MaterialCount > 0 ? geom.Materials[geom.MaterialSplitData.MaterialSplits[i].MaterialIndex].Color : Color.White;
}
// add the render model to the list
_models.Add(new GPUModel(vbo, ibo, geom.VertexCount, allIndicesCount, texname, colors, geom.MaterialSplitData.PrimitiveType == RWPrimitiveType.TriangleStrip));
}
}
_cameraTarget = new Vector3((min_x + max_x) / 2, (min_y + max_y) / 2, (min_z + max_z) / 2);
Console.WriteLine(_cameraTarget);
// everything's processed, the scene is ready to be rendered
_sceneready = true;
Program.LoopFunctions.Add(Input);
}