private void SetupDrawCallMaterial(DrawCall drawCall, IDictionary <string, bool> shaderArguments, RenderMaterial material)
{
drawCall.Material = material;
// Add shader parameters from material to the shader parameters from the draw call
var combinedShaderParameters = shaderArguments
.Concat(material.Material.GetShaderArguments())
.ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
// Load shader
drawCall.Shader = guiContext.ShaderLoader.LoadShader(drawCall.Material.Material.ShaderName, combinedShaderParameters);
//Bind and validate shader
GL.UseProgram(drawCall.Shader.Program);
if (!drawCall.Material.Textures.ContainsKey("g_tTintMask"))
{
drawCall.Material.Textures.Add("g_tTintMask", MaterialLoader.CreateSolidTexture(1f, 1f, 1f));
}
if (!drawCall.Material.Textures.ContainsKey("g_tNormal"))
{
drawCall.Material.Textures.Add("g_tNormal", MaterialLoader.CreateSolidTexture(0.5f, 1f, 0.5f));
}
}
public RenderMaterial LoadMaterial(Resource resource)
{
if (resource == null)
{
return(GetErrorMaterial());
}
var mat = new RenderMaterial((VrfMaterial)resource.DataBlock);
foreach (var textureReference in mat.Material.TextureParams)
{
var key = textureReference.Key;
mat.Textures[key] = LoadTexture(textureReference.Value);
}
if (mat.Material.IntParams.ContainsKey("F_SOLID_COLOR") && mat.Material.IntParams["F_SOLID_COLOR"] == 1)
{
var a = mat.Material.VectorParams["g_vColorTint"];
mat.Textures["g_tColor"] = GenerateColorTexture(1, 1, new[] { a.X, a.Y, a.Z, a.W });
}
if (!mat.Textures.ContainsKey("g_tColor"))
{
mat.Textures["g_tColor"] = GetErrorTexture();
}
// Since our shaders only use g_tColor, we have to find at least one texture to use here
if (mat.Textures["g_tColor"] == GetErrorTexture())
{
var namesToTry = new[] { "g_tColor2", "g_tColor1", "g_tColorA", "g_tColorB", "g_tColorC" };
foreach (var name in namesToTry)
{
if (mat.Textures.ContainsKey(name))
{
mat.Textures["g_tColor"] = mat.Textures[name];
break;
}
}
}
// Set default values for scale and positions
if (!mat.Material.VectorParams.ContainsKey("g_vTexCoordScale"))
{
mat.Material.VectorParams["g_vTexCoordScale"] = Vector4.One;
}
if (!mat.Material.VectorParams.ContainsKey("g_vTexCoordOffset"))
{
mat.Material.VectorParams["g_vTexCoordOffset"] = Vector4.Zero;
}
if (!mat.Material.VectorParams.ContainsKey("g_vColorTint"))
{
mat.Material.VectorParams["g_vColorTint"] = Vector4.One;
}
return(mat);
}
private DrawCall CreateDrawCall(IKeyValueCollection objectDrawCall, VBIB vbib, IDictionary <string, bool> shaderArguments, RenderMaterial material)
{
var drawCall = new DrawCall();
string primitiveType = objectDrawCall.GetProperty <object>("m_nPrimitiveType") switch
{
string primitiveTypeString => primitiveTypeString,
byte primitiveTypeByte =>
(primitiveTypeByte == 5) ? "RENDER_PRIM_TRIANGLES" : ("UNKNOWN_" + primitiveTypeByte),
_ => throw new NotImplementedException("Unknown PrimitiveType in drawCall!")
};
switch (primitiveType)
{
case "RENDER_PRIM_TRIANGLES":
drawCall.PrimitiveType = PrimitiveType.Triangles;
break;
default:
throw new NotImplementedException("Unknown PrimitiveType in drawCall! (" + primitiveType + ")");
}
SetupDrawCallMaterial(drawCall, shaderArguments, material);
var indexBufferObject = objectDrawCall.GetSubCollection("m_indexBuffer");
var indexBuffer = default(DrawBuffer);
indexBuffer.Id = Convert.ToUInt32(indexBufferObject.GetProperty <object>("m_hBuffer"));
indexBuffer.Offset = Convert.ToUInt32(indexBufferObject.GetProperty <object>("m_nBindOffsetBytes"));
drawCall.IndexBuffer = indexBuffer;
var indexElementSize = vbib.IndexBuffers[(int)drawCall.IndexBuffer.Id].ElementSizeInBytes;
//drawCall.BaseVertex = Convert.ToUInt32(objectDrawCall.GetProperty<object>("m_nBaseVertex"));
//drawCall.VertexCount = Convert.ToUInt32(objectDrawCall.GetProperty<object>("m_nVertexCount"));
drawCall.StartIndex = Convert.ToUInt32(objectDrawCall.GetProperty <object>("m_nStartIndex")) * indexElementSize;
drawCall.IndexCount = Convert.ToInt32(objectDrawCall.GetProperty <object>("m_nIndexCount"));
if (objectDrawCall.ContainsKey("m_vTintColor"))
{
var tintColor = objectDrawCall.GetSubCollection("m_vTintColor").ToVector3();
drawCall.TintColor = new OpenTK.Vector3(tintColor.X, tintColor.Y, tintColor.Z);
}
if (indexElementSize == 2)
{
//shopkeeper_vr
drawCall.IndexType = DrawElementsType.UnsignedShort;
}
else if (indexElementSize == 4)
{
//glados
drawCall.IndexType = DrawElementsType.UnsignedInt;
}
else
{
throw new Exception("Unsupported index type");
}
var m_vertexBuffer = objectDrawCall.GetArray("m_vertexBuffers")[0]; // TODO: Not just 0
var vertexBuffer = default(DrawBuffer);
vertexBuffer.Id = Convert.ToUInt32(m_vertexBuffer.GetProperty <object>("m_hBuffer"));
vertexBuffer.Offset = Convert.ToUInt32(m_vertexBuffer.GetProperty <object>("m_nBindOffsetBytes"));
drawCall.VertexBuffer = vertexBuffer;
drawCall.VertexArrayObject = guiContext.MeshBufferCache.GetVertexArrayObject(
vbib,
drawCall.Shader,
drawCall.VertexBuffer.Id,
drawCall.IndexBuffer.Id);
return(drawCall);
}
private DrawCall CreateDrawCall(IKeyValueCollection objectDrawCall, VBIB vbib, IDictionary <string, bool> shaderArguments, RenderMaterial material)
{
var drawCall = new DrawCall();
switch (objectDrawCall.GetProperty <string>("m_nPrimitiveType"))
{
case "RENDER_PRIM_TRIANGLES":
drawCall.PrimitiveType = PrimitiveType.Triangles;
break;
default:
throw new Exception("Unknown PrimitiveType in drawCall! (" + objectDrawCall.GetProperty <string>("m_nPrimitiveType") + ")");
}
drawCall.Material = material;
// Add shader parameters from material to the shader parameters from the draw call
var combinedShaderParameters = shaderArguments
.Concat(material.Material.GetShaderArguments())
.ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
// Load shader
drawCall.Shader = guiContext.ShaderLoader.LoadShader(drawCall.Material.Material.ShaderName, combinedShaderParameters);
//Bind and validate shader
GL.UseProgram(drawCall.Shader.Program);
var indexBufferObject = objectDrawCall.GetSubCollection("m_indexBuffer");
var indexBuffer = default(DrawBuffer);
indexBuffer.Id = Convert.ToUInt32(indexBufferObject.GetProperty <object>("m_hBuffer"));
indexBuffer.Offset = Convert.ToUInt32(indexBufferObject.GetProperty <object>("m_nBindOffsetBytes"));
drawCall.IndexBuffer = indexBuffer;
var indexElementSize = vbib.IndexBuffers[(int)drawCall.IndexBuffer.Id].Size;
//drawCall.BaseVertex = Convert.ToUInt32(objectDrawCall.GetProperty<object>("m_nBaseVertex"));
//drawCall.VertexCount = Convert.ToUInt32(objectDrawCall.GetProperty<object>("m_nVertexCount"));
drawCall.StartIndex = Convert.ToUInt32(objectDrawCall.GetProperty <object>("m_nStartIndex")) * indexElementSize;
drawCall.IndexCount = Convert.ToInt32(objectDrawCall.GetProperty <object>("m_nIndexCount"));
if (objectDrawCall.ContainsKey("m_vTintColor"))
{
var tintColor = objectDrawCall.GetSubCollection("m_vTintColor").ToVector3();
drawCall.TintColor = new OpenTK.Vector3(tintColor.X, tintColor.Y, tintColor.Z);
}
if (!drawCall.Material.Textures.ContainsKey("g_tTintMask"))
{
drawCall.Material.Textures.Add("g_tTintMask", MaterialLoader.CreateSolidTexture(1f, 1f, 1f));
}
if (!drawCall.Material.Textures.ContainsKey("g_tNormal"))
{
drawCall.Material.Textures.Add("g_tNormal", MaterialLoader.CreateSolidTexture(0.5f, 1f, 0.5f));
}
if (indexElementSize == 2)
{
//shopkeeper_vr
drawCall.IndexType = DrawElementsType.UnsignedShort;
}
else if (indexElementSize == 4)
{
//glados
drawCall.IndexType = DrawElementsType.UnsignedInt;
}
else
{
throw new Exception("Unsupported index type");
}
var m_vertexBuffers = objectDrawCall.GetSubCollection("m_vertexBuffers");
var m_vertexBuffer = m_vertexBuffers.GetSubCollection("0"); // TODO: Not just 0
var vertexBuffer = default(DrawBuffer);
vertexBuffer.Id = Convert.ToUInt32(m_vertexBuffer.GetProperty <object>("m_hBuffer"));
vertexBuffer.Offset = Convert.ToUInt32(m_vertexBuffer.GetProperty <object>("m_nBindOffsetBytes"));
drawCall.VertexBuffer = vertexBuffer;
drawCall.VertexArrayObject = guiContext.MeshBufferCache.GetVertexArrayObject(
vbib,
drawCall.Shader,
drawCall.VertexBuffer.Id,
drawCall.IndexBuffer.Id);
return(drawCall);
}
public MaterialRenderer(RenderMaterial renderMaterial)
{
material = renderMaterial;
shader = ShaderLoader.LoadPlaneShader(material.Material.ShaderName, material.Material.GetShaderArguments());
quadVao = SetupQuadBuffer();
}
public MaterialRenderer(RenderMaterial renderMaterial, VrfGuiContext vrfGuiContext)
{
material = renderMaterial;
shader = vrfGuiContext.ShaderLoader.LoadPlaneShader(material.Material.ShaderName);
quadVao = SetupQuadBuffer();
}
public RenderMaterial LoadMaterial(Resource resource)
{
if (resource == null)
{
var errorMat = new RenderMaterial(new VrfMaterial());
errorMat.Textures["g_tColor"] = GetErrorTexture();
errorMat.Material.ShaderName = "vrf.error";
return(errorMat);
}
var mat = new RenderMaterial((VrfMaterial)resource.DataBlock);
foreach (var textureReference in mat.Material.TextureParams)
{
var key = textureReference.Key;
mat.Textures[key] = LoadTexture(textureReference.Value);
}
if (mat.Material.IntParams.ContainsKey("F_SOLID_COLOR") && mat.Material.IntParams["F_SOLID_COLOR"] == 1)
{
var a = mat.Material.VectorParams["g_vColorTint"];
mat.Textures["g_tColor"] = GenerateColorTexture(1, 1, new[] { a.X, a.Y, a.Z, a.W });
}
if (!mat.Textures.ContainsKey("g_tColor"))
{
mat.Textures["g_tColor"] = GetErrorTexture();
}
// TODO: Perry, this probably needs to be in shader or something
if (mat.Textures.ContainsKey("g_tColor2") && mat.Textures["g_tColor"] == GetErrorTexture())
{
mat.Textures["g_tColor"] = mat.Textures["g_tColor2"];
}
if (mat.Textures.ContainsKey("g_tColor1") && mat.Textures["g_tColor"] == GetErrorTexture())
{
mat.Textures["g_tColor"] = mat.Textures["g_tColor1"];
}
// Set default values for scale and positions
if (!mat.Material.VectorParams.ContainsKey("g_vTexCoordScale"))
{
mat.Material.VectorParams["g_vTexCoordScale"] = Vector4.One;
}
if (!mat.Material.VectorParams.ContainsKey("g_vTexCoordOffset"))
{
mat.Material.VectorParams["g_vTexCoordOffset"] = Vector4.Zero;
}
if (!mat.Material.VectorParams.ContainsKey("g_vColorTint"))
{
mat.Material.VectorParams["g_vColorTint"] = Vector4.One;
}
return(mat);
}
