Leahnaya/FModel
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basically just a non msaa framebuffer

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4sval 2022-08-31 20:04:59 +02:00
parent 628570e84d
commit 5b08fc400d
11 changed files with 405 additions and 160 deletions
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1
FModel/Constants.cs
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@ -10,6 +10,7 @@ public static class Constants
public static readonly FGuid ZERO_GUID = new(0U);
public const float SCALE_DOWN_RATIO = 0.01F;
public const uint SAMPLES_COUNT = 4;
public const string WHITE = "#DAE5F2";
public const string GRAY = "#BBBBBB";

187
FModel/Extensions/ImGuiExtensions.cs
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@ -1,12 +1,30 @@
using System.Numerics;
using FModel.Views.Snooper;
using ImGuiNET;
using Silk.NET.Input;
using Silk.NET.Maths;
namespace FModel.Extensions;
public static class ImGuiExtensions
{
public const float PADDING = 5.0f;
public static ImGuiStylePtr STYLE = ImGui.GetStyle();
public const float PADDING = 2.5f;
private static bool _viewportFocus;
public static void DrawDockSpace(Vector2D<int> size)
{
const ImGuiWindowFlags flags =
ImGuiWindowFlags.MenuBar | ImGuiWindowFlags.NoDocking |
ImGuiWindowFlags.NoTitleBar | ImGuiWindowFlags.NoResize |
ImGuiWindowFlags.NoCollapse | ImGuiWindowFlags.NoMove |
ImGuiWindowFlags.NoBringToFrontOnFocus | ImGuiWindowFlags.NoNavFocus;
ImGui.SetNextWindowPos(new Vector2(0, 0));
ImGui.SetNextWindowSize(new Vector2(size.X, size.Y));
ImGui.Begin("Snooper", flags);
ImGui.DockSpace(ImGui.GetID("Snooper"));
}
public static void DrawNavbar()
{
@ -50,58 +68,123 @@ public static class ImGuiExtensions
ImGui.End();
}
public static void DrawViewport(FramebufferObject framebuffer, Camera camera, IMouse mouse)
{
const float lookSensitivity = 0.1f;
const ImGuiWindowFlags flags = ImGuiWindowFlags.NoScrollbar | ImGuiWindowFlags.NoScrollWithMouse;
ImGui.Begin("Viewport", flags);
var largest = ImGui.GetContentRegionAvail();
largest.X -= ImGui.GetScrollX();
largest.Y -= ImGui.GetScrollY();
var width = largest.X;
var height = width / camera.AspectRatio;
if (height > largest.Y)
{
height = largest.Y;
width = height * camera.AspectRatio;
}
var pos = new Vector2(largest.X / 2f - width / 2f + ImGui.GetCursorPosX(), largest.Y / 2f - height / 2f + ImGui.GetCursorPosY());
ImGui.SetCursorPos(pos);
ImGui.ImageButton(framebuffer.GetPointer(), new Vector2(width, height), new Vector2(0, 1), new Vector2(1, 0), 0);
// it took me 5 hours to make it work, don't change any of the following code
// basically the Raw cursor doesn't actually freeze the mouse position
// so for ImGui, the IsItemHovered will be false if mouse leave, even in Raw mode
var io = ImGui.GetIO();
if (ImGui.IsItemHovered())
{
camera.ModifyZoom(io.MouseWheel);
// if left button down while mouse is hover viewport
if (ImGui.IsMouseDown(ImGuiMouseButton.Left) && !_viewportFocus)
_viewportFocus = true;
}
// this can't be inside IsItemHovered! read it as
// if left mouse button was pressed while hovering the viewport
// move camera until left mouse button is released
// no matter where mouse position end up
if (ImGui.IsMouseDragging(ImGuiMouseButton.Left, lookSensitivity) && _viewportFocus)
{
var delta = io.MouseDelta * lookSensitivity;
camera.ModifyDirection(delta.X, delta.Y);
mouse.Cursor.CursorMode = CursorMode.Raw;
}
// if left button up and mouse was in viewport
if (ImGui.IsMouseReleased(ImGuiMouseButton.Left) && _viewportFocus)
{
_viewportFocus = false;
mouse.Cursor.CursorMode = CursorMode.Normal;
}
ImGui.End();
}
public static void Theme()
{
STYLE.FrameRounding = 4.0f;
STYLE.GrabRounding = 4.0f;
var io = ImGui.GetIO();
io.ConfigFlags |= ImGuiConfigFlags.DockingEnable;
io.ConfigFlags |= ImGuiConfigFlags.ViewportsEnable;
io.ConfigWindowsMoveFromTitleBarOnly = true;
io.ConfigWindowsResizeFromEdges = false;
STYLE.Colors[(int) ImGuiCol.Text] = new Vector4(0.95f, 0.96f, 0.98f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TextDisabled] = new Vector4(0.36f, 0.42f, 0.47f, 1.00f);
STYLE.Colors[(int) ImGuiCol.WindowBg] = new Vector4(0.11f, 0.15f, 0.17f, 0.35f);
STYLE.Colors[(int) ImGuiCol.ChildBg] = new Vector4(0.15f, 0.18f, 0.22f, 1.00f);
STYLE.Colors[(int) ImGuiCol.PopupBg] = new Vector4(0.08f, 0.08f, 0.08f, 0.94f);
STYLE.Colors[(int) ImGuiCol.Border] = new Vector4(0.08f, 0.10f, 0.12f, 1.00f);
STYLE.Colors[(int) ImGuiCol.BorderShadow] = new Vector4(0.00f, 0.00f, 0.00f, 0.00f);
STYLE.Colors[(int) ImGuiCol.FrameBg] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
STYLE.Colors[(int) ImGuiCol.FrameBgHovered] = new Vector4(0.12f, 0.20f, 0.28f, 1.00f);
STYLE.Colors[(int) ImGuiCol.FrameBgActive] = new Vector4(0.09f, 0.12f, 0.14f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TitleBg] = new Vector4(0.09f, 0.12f, 0.14f, 0.65f);
STYLE.Colors[(int) ImGuiCol.TitleBgActive] = new Vector4(0.08f, 0.10f, 0.12f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TitleBgCollapsed] = new Vector4(0.00f, 0.00f, 0.00f, 0.51f);
STYLE.Colors[(int) ImGuiCol.MenuBarBg] = new Vector4(0.15f, 0.18f, 0.22f, 1.00f);
STYLE.Colors[(int) ImGuiCol.ScrollbarBg] = new Vector4(0.02f, 0.02f, 0.02f, 0.39f);
STYLE.Colors[(int) ImGuiCol.ScrollbarGrab] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
STYLE.Colors[(int) ImGuiCol.ScrollbarGrabHovered] = new Vector4(0.18f, 0.22f, 0.25f, 1.00f);
STYLE.Colors[(int) ImGuiCol.ScrollbarGrabActive] = new Vector4(0.09f, 0.21f, 0.31f, 1.00f);
STYLE.Colors[(int) ImGuiCol.CheckMark] = new Vector4(0.28f, 0.56f, 1.00f, 1.00f);
STYLE.Colors[(int) ImGuiCol.SliderGrab] = new Vector4(0.28f, 0.56f, 1.00f, 1.00f);
STYLE.Colors[(int) ImGuiCol.SliderGrabActive] = new Vector4(0.37f, 0.61f, 1.00f, 1.00f);
STYLE.Colors[(int) ImGuiCol.Button] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
STYLE.Colors[(int) ImGuiCol.ButtonHovered] = new Vector4(0.28f, 0.56f, 1.00f, 1.00f);
STYLE.Colors[(int) ImGuiCol.ButtonActive] = new Vector4(0.06f, 0.53f, 0.98f, 1.00f);
STYLE.Colors[(int) ImGuiCol.Header] = new Vector4(0.20f, 0.25f, 0.29f, 0.55f);
STYLE.Colors[(int) ImGuiCol.HeaderHovered] = new Vector4(0.26f, 0.59f, 0.98f, 0.80f);
STYLE.Colors[(int) ImGuiCol.HeaderActive] = new Vector4(0.26f, 0.59f, 0.98f, 1.00f);
STYLE.Colors[(int) ImGuiCol.Separator] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
STYLE.Colors[(int) ImGuiCol.SeparatorHovered] = new Vector4(0.10f, 0.40f, 0.75f, 0.78f);
STYLE.Colors[(int) ImGuiCol.SeparatorActive] = new Vector4(0.10f, 0.40f, 0.75f, 1.00f);
STYLE.Colors[(int) ImGuiCol.ResizeGrip] = new Vector4(0.26f, 0.59f, 0.98f, 0.25f);
STYLE.Colors[(int) ImGuiCol.ResizeGripHovered] = new Vector4(0.26f, 0.59f, 0.98f, 0.67f);
STYLE.Colors[(int) ImGuiCol.ResizeGripActive] = new Vector4(0.26f, 0.59f, 0.98f, 0.95f);
STYLE.Colors[(int) ImGuiCol.Tab] = new Vector4(0.11f, 0.15f, 0.17f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TabHovered] = new Vector4(0.26f, 0.59f, 0.98f, 0.80f);
STYLE.Colors[(int) ImGuiCol.TabActive] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TabUnfocused] = new Vector4(0.11f, 0.15f, 0.17f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TabUnfocusedActive] = new Vector4(0.11f, 0.15f, 0.17f, 1.00f);
STYLE.Colors[(int) ImGuiCol.PlotLines] = new Vector4(0.61f, 0.61f, 0.61f, 1.00f);
STYLE.Colors[(int) ImGuiCol.PlotLinesHovered] = new Vector4(1.00f, 0.43f, 0.35f, 1.00f);
STYLE.Colors[(int) ImGuiCol.PlotHistogram] = new Vector4(0.90f, 0.70f, 0.00f, 1.00f);
STYLE.Colors[(int) ImGuiCol.PlotHistogramHovered] = new Vector4(1.00f, 0.60f, 0.00f, 1.00f);
STYLE.Colors[(int) ImGuiCol.TextSelectedBg] = new Vector4(0.26f, 0.59f, 0.98f, 0.35f);
STYLE.Colors[(int) ImGuiCol.DragDropTarget] = new Vector4(1.00f, 1.00f, 0.00f, 0.90f);
STYLE.Colors[(int) ImGuiCol.NavHighlight] = new Vector4(0.26f, 0.59f, 0.98f, 1.00f);
STYLE.Colors[(int) ImGuiCol.NavWindowingHighlight] = new Vector4(1.00f, 1.00f, 1.00f, 0.70f);
STYLE.Colors[(int) ImGuiCol.NavWindowingDimBg] = new Vector4(0.80f, 0.80f, 0.80f, 0.20f);
STYLE.Colors[(int) ImGuiCol.ModalWindowDimBg] = new Vector4(0.80f, 0.80f, 0.80f, 0.35f);
var style = ImGui.GetStyle();
style.FrameRounding = 2.0f;
style.GrabRounding = 2.0f;
style.WindowPadding = Vector2.Zero;
// style.Colors[(int) ImGuiCol.Text] = new Vector4(0.95f, 0.96f, 0.98f, 1.00f);
// style.Colors[(int) ImGuiCol.TextDisabled] = new Vector4(0.36f, 0.42f, 0.47f, 1.00f);
// style.Colors[(int) ImGuiCol.WindowBg] = new Vector4(0.149f, 0.149f, 0.188f, 0.35f);
// style.Colors[(int) ImGuiCol.ChildBg] = new Vector4(0.15f, 0.18f, 0.22f, 1.00f);
// style.Colors[(int) ImGuiCol.PopupBg] = new Vector4(0.08f, 0.08f, 0.08f, 0.94f);
// style.Colors[(int) ImGuiCol.Border] = new Vector4(0.08f, 0.10f, 0.12f, 1.00f);
// style.Colors[(int) ImGuiCol.BorderShadow] = new Vector4(0.00f, 0.00f, 0.00f, 0.00f);
// style.Colors[(int) ImGuiCol.FrameBg] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
// style.Colors[(int) ImGuiCol.FrameBgHovered] = new Vector4(0.12f, 0.20f, 0.28f, 1.00f);
// style.Colors[(int) ImGuiCol.FrameBgActive] = new Vector4(0.09f, 0.12f, 0.14f, 1.00f);
// style.Colors[(int) ImGuiCol.TitleBg] = new Vector4(0.09f, 0.12f, 0.14f, 0.65f);
// style.Colors[(int) ImGuiCol.TitleBgActive] = new Vector4(0.08f, 0.10f, 0.12f, 1.00f);
// style.Colors[(int) ImGuiCol.TitleBgCollapsed] = new Vector4(0.00f, 0.00f, 0.00f, 0.51f);
// style.Colors[(int) ImGuiCol.MenuBarBg] = new Vector4(0.15f, 0.18f, 0.22f, 1.00f);
// style.Colors[(int) ImGuiCol.ScrollbarBg] = new Vector4(0.02f, 0.02f, 0.02f, 0.39f);
// style.Colors[(int) ImGuiCol.ScrollbarGrab] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
// style.Colors[(int) ImGuiCol.ScrollbarGrabHovered] = new Vector4(0.18f, 0.22f, 0.25f, 1.00f);
// style.Colors[(int) ImGuiCol.ScrollbarGrabActive] = new Vector4(0.09f, 0.21f, 0.31f, 1.00f);
// style.Colors[(int) ImGuiCol.CheckMark] = new Vector4(0.28f, 0.56f, 1.00f, 1.00f);
// style.Colors[(int) ImGuiCol.SliderGrab] = new Vector4(0.28f, 0.56f, 1.00f, 1.00f);
// style.Colors[(int) ImGuiCol.SliderGrabActive] = new Vector4(0.37f, 0.61f, 1.00f, 1.00f);
// style.Colors[(int) ImGuiCol.Button] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
// style.Colors[(int) ImGuiCol.ButtonHovered] = new Vector4(0.28f, 0.56f, 1.00f, 1.00f);
// style.Colors[(int) ImGuiCol.ButtonActive] = new Vector4(0.06f, 0.53f, 0.98f, 1.00f);
// style.Colors[(int) ImGuiCol.Header] = new Vector4(0.20f, 0.25f, 0.29f, 0.55f);
// style.Colors[(int) ImGuiCol.HeaderHovered] = new Vector4(0.26f, 0.59f, 0.98f, 0.80f);
// style.Colors[(int) ImGuiCol.HeaderActive] = new Vector4(0.26f, 0.59f, 0.98f, 1.00f);
// style.Colors[(int) ImGuiCol.Separator] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
// style.Colors[(int) ImGuiCol.SeparatorHovered] = new Vector4(0.10f, 0.40f, 0.75f, 0.78f);
// style.Colors[(int) ImGuiCol.SeparatorActive] = new Vector4(0.10f, 0.40f, 0.75f, 1.00f);
// style.Colors[(int) ImGuiCol.ResizeGrip] = new Vector4(0.26f, 0.59f, 0.98f, 0.25f);
// style.Colors[(int) ImGuiCol.ResizeGripHovered] = new Vector4(0.26f, 0.59f, 0.98f, 0.67f);
// style.Colors[(int) ImGuiCol.ResizeGripActive] = new Vector4(0.26f, 0.59f, 0.98f, 0.95f);
// style.Colors[(int) ImGuiCol.Tab] = new Vector4(0.11f, 0.15f, 0.17f, 1.00f);
// style.Colors[(int) ImGuiCol.TabHovered] = new Vector4(0.26f, 0.59f, 0.98f, 0.80f);
// style.Colors[(int) ImGuiCol.TabActive] = new Vector4(0.20f, 0.25f, 0.29f, 1.00f);
// style.Colors[(int) ImGuiCol.TabUnfocused] = new Vector4(0.11f, 0.15f, 0.17f, 1.00f);
// style.Colors[(int) ImGuiCol.TabUnfocusedActive] = new Vector4(0.11f, 0.15f, 0.17f, 1.00f);
// style.Colors[(int) ImGuiCol.PlotLines] = new Vector4(0.61f, 0.61f, 0.61f, 1.00f);
// style.Colors[(int) ImGuiCol.PlotLinesHovered] = new Vector4(1.00f, 0.43f, 0.35f, 1.00f);
// style.Colors[(int) ImGuiCol.PlotHistogram] = new Vector4(0.90f, 0.70f, 0.00f, 1.00f);
// style.Colors[(int) ImGuiCol.PlotHistogramHovered] = new Vector4(1.00f, 0.60f, 0.00f, 1.00f);
// style.Colors[(int) ImGuiCol.TextSelectedBg] = new Vector4(0.26f, 0.59f, 0.98f, 0.35f);
// style.Colors[(int) ImGuiCol.DragDropTarget] = new Vector4(1.00f, 1.00f, 0.00f, 0.90f);
// style.Colors[(int) ImGuiCol.NavHighlight] = new Vector4(0.26f, 0.59f, 0.98f, 1.00f);
// style.Colors[(int) ImGuiCol.NavWindowingHighlight] = new Vector4(1.00f, 1.00f, 1.00f, 0.70f);
// style.Colors[(int) ImGuiCol.NavWindowingDimBg] = new Vector4(0.80f, 0.80f, 0.80f, 0.20f);
// style.Colors[(int) ImGuiCol.ModalWindowDimBg] = new Vector4(0.80f, 0.80f, 0.80f, 0.35f);
}
}

4
FModel/FModel.csproj
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@ -99,6 +99,8 @@
<None Remove="Resources\grid.vert" />
<None Remove="Resources\skybox.frag" />
<None Remove="Resources\skybox.vert" />
<None Remove="Resources\framebuffer.frag" />
<None Remove="Resources\framebuffer.vert" />
</ItemGroup>
<ItemGroup>
@ -114,6 +116,8 @@
<EmbeddedResource Include="Resources\grid.vert" />
<EmbeddedResource Include="Resources\skybox.frag" />
<EmbeddedResource Include="Resources\skybox.vert" />
<EmbeddedResource Include="Resources\framebuffer.frag" />
<EmbeddedResource Include="Resources\framebuffer.vert" />
</ItemGroup>
<ItemGroup>

12
FModel/Resources/framebuffer.frag Normal file
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@ -0,0 +1,12 @@
#version 330 core
in vec2 fTexCoords;
uniform sampler2D screenTexture;
out vec4 FragColor;
void main()
{
FragColor = texture(screenTexture, fTexCoords);
}

12
FModel/Resources/framebuffer.vert Normal file
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@ -0,0 +1,12 @@
#version 330 core
layout (location = 0) in vec2 vPos;
layout (location = 1) in vec2 vTexCoords;
out vec2 fTexCoords;
void main()
{
gl_Position = vec4(vPos.x, vPos.y, 0.0, 1.0);
fTexCoords = vTexCoords;
}

104
FModel/Views/Snooper/FramebufferObject.cs Normal file
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@ -0,0 +1,104 @@
using System;
using Silk.NET.Maths;
using Silk.NET.OpenGL;
namespace FModel.Views.Snooper;
public class FramebufferObject : IDisposable
{
private uint _handle;
private GL _gl;
private readonly int _width;
private readonly int _height;
private readonly RenderbufferObject _renderbuffer;
private BufferObject<uint> _ebo;
private BufferObject<float> _vbo;
private VertexArrayObject<float, uint> _vao;
private Shader _shader;
private Texture _texture;
public readonly uint[] Indices = { 0, 1, 2, 3, 4, 5 };
public readonly float[] Vertices = {
// Coords // texCoords
1.0f, -1.0f, 1.0f, 0.0f,
-1.0f, -1.0f, 0.0f, 0.0f,
-1.0f, 1.0f, 0.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f,
1.0f, -1.0f, 1.0f, 0.0f,
-1.0f, 1.0f, 0.0f, 1.0f
};
public FramebufferObject(Vector2D<int> size)
{
_width = size.X;
_height = size.Y;
_renderbuffer = new RenderbufferObject((uint) _width, (uint) _height);
}
public void Setup(GL gl)
{
_gl = gl;
_handle = _gl.GenFramebuffer();
Bind();
_texture = new Texture(_gl, (uint) _width, (uint) _height);
_renderbuffer.Setup(gl);
_shader = new Shader(_gl, "framebuffer.vert", "framebuffer.frag");
_shader.Use();
_shader.SetUniform("screenTexture", 0);
_ebo = new BufferObject<uint>(_gl, Indices, BufferTargetARB.ElementArrayBuffer);
_vbo = new BufferObject<float>(_gl, Vertices, BufferTargetARB.ArrayBuffer);
_vao = new VertexArrayObject<float, uint>(_gl, _vbo, _ebo);
_vao.VertexAttributePointer(0, 2, VertexAttribPointerType.Float, 4, 0); // position
_vao.VertexAttributePointer(1, 2, VertexAttribPointerType.Float, 4, 2); // uv
var status = _gl.CheckFramebufferStatus(FramebufferTarget.Framebuffer);
if (status != GLEnum.FramebufferComplete)
{
throw new Exception($"Framebuffer failed to bind with error: {_gl.GetProgramInfoLog(_handle)}");
}
}
public void Bind()
{
_gl.BindFramebuffer(FramebufferTarget.DrawFramebuffer, _handle);
}
public void UnBind()
{
_gl.BindFramebuffer(FramebufferTarget.DrawFramebuffer, 0);
}
public void BindStuff()
{
_gl.DepthMask(false);
_shader.Use();
_vao.Bind();
_texture.Bind(TextureUnit.Texture0);
_gl.DrawArrays(PrimitiveType.Triangles, 0, (uint) Indices.Length);
_gl.DepthMask(true);
}
public IntPtr GetPointer() => _texture.GetPointer();
public void Dispose()
{
_vao.Dispose();
_shader.Dispose();
_texture.Dispose();
_renderbuffer.Dispose();
_gl.DeleteFramebuffer(_handle);
}
}

19
FModel/Views/Snooper/Model.cs
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@ -99,25 +99,15 @@ public class Model : IDisposable
public void Bind(Shader shader)
{
ImGui.Text($"Entity: {Name}");
if (HasVertexColors)
ImGui.Checkbox("Display Vertex Colors", ref _display_vertex_colors);
_vao.Bind();
shader.SetUniform("display_vertex_colors", _display_vertex_colors);
ImGui.BeginTable("Sections", 2, ImGuiTableFlags.RowBg);
ImGui.TableSetupColumn("Index", ImGuiTableColumnFlags.WidthFixed);
ImGui.TableSetupColumn("Material", ImGuiTableColumnFlags.WidthFixed);
ImGui.TableHeadersRow();
DrawImGui();
for (int section = 0; section < Sections.Length; section++)
{
Sections[section].Bind(shader, Indices.Length);
// if (!Sections[section].Show) continue;
_gl.DrawArrays(PrimitiveType.Triangles, Sections[section].FirstFaceIndex, Sections[section].FacesCount);
}
ImGui.EndTable();
ImGui.Separator();
}
@ -133,4 +123,11 @@ public class Model : IDisposable
}
_gl.DeleteProgram(_handle);
}
private void DrawImGui()
{
ImGui.Text($"Entity: {Name}");
if (HasVertexColors)
ImGui.Checkbox("Display Vertex Colors", ref _display_vertex_colors);
}
}

34
FModel/Views/Snooper/RenderbufferObject.cs Normal file
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@ -0,0 +1,34 @@
using System;
using Silk.NET.OpenGL;
namespace FModel.Views.Snooper;
public class RenderbufferObject : IDisposable
{
private uint _handle;
private GL _gl;
private readonly uint _width;
private readonly uint _height;
public RenderbufferObject(uint width, uint height)
{
_width = width;
_height = height;
}
public void Setup(GL gl)
{
_gl = gl;
_handle = _gl.GenRenderbuffer();
_gl.BindRenderbuffer(RenderbufferTarget.Renderbuffer, _handle);
_gl.RenderbufferStorage(RenderbufferTarget.Renderbuffer, InternalFormat.Depth24Stencil8, _width, _height);
_gl.FramebufferRenderbuffer(FramebufferTarget.Framebuffer, FramebufferAttachment.DepthStencilAttachment, RenderbufferTarget.Renderbuffer, _handle);
}
public void Dispose()
{
_gl.DeleteRenderbuffer(_handle);
}
}

70
FModel/Views/Snooper/Section.cs
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@ -39,11 +39,7 @@ public class Section : IDisposable
public readonly CMaterialParams Parameters;
private bool _show = true;
public bool Show
{
get => _show;
set => _show = value;
}
private bool _wireframe;
public Section(string name, int index, uint facesCount, int firstFaceIndex, CMeshSection section)
{
@ -225,33 +221,35 @@ public class Section : IDisposable
public void Bind(Shader shader, float indices)
{
ImGui.TableNextRow();
// ImGui.TableNextRow();
//
// ImGui.TableSetColumnIndex(0);
// ImGui.Text(Index.ToString());
// ImGui.TableSetColumnIndex(1);
// ImGui.Text(Name);
// if (ImGui.IsItemHovered())
// {
// ImGui.BeginTooltip();
// ImGui.Text($"Faces: {FacesCount} ({Math.Round(FacesCount / indices * 100f, 2)}%%)");
// ImGui.Text($"First Face: {FirstFaceIndex}");
// ImGui.Separator();
// if (_hasDiffuseColor)
// {
// ImGui.ColorEdit4("Diffuse Color", ref _diffuseColor, ImGuiColorEditFlags.NoInputs);
// }
// else
// {
// ImGui.Text($"Diffuse: ({Parameters.Diffuse?.ExportType}) {Parameters.Diffuse?.Name}");
// ImGui.Text($"Normal: ({Parameters.Normal?.ExportType}) {Parameters.Normal?.Name}");
// ImGui.Text($"Specular: ({Parameters.Specular?.ExportType}) {Parameters.Specular?.Name}");
// if (Parameters.HasTopEmissiveTexture)
// ImGui.Text($"Emissive: ({Parameters.Emissive?.ExportType}) {Parameters.Emissive?.Name}");
// ImGui.Separator();
// }
// ImGui.EndTooltip();
// }
ImGui.TableSetColumnIndex(0);
ImGui.Text(Index.ToString());
ImGui.TableSetColumnIndex(1);
ImGui.Text(Name);
if (ImGui.IsItemHovered())
{
ImGui.BeginTooltip();
ImGui.Text($"Faces: {FacesCount} ({Math.Round(FacesCount / indices * 100f, 2)}%%)");
ImGui.Text($"First Face: {FirstFaceIndex}");
ImGui.Separator();
if (_hasDiffuseColor)
{
ImGui.ColorEdit4("Diffuse Color", ref _diffuseColor, ImGuiColorEditFlags.NoInputs);
}
else
{
ImGui.Text($"Diffuse: ({Parameters.Diffuse?.ExportType}) {Parameters.Diffuse?.Name}");
ImGui.Text($"Normal: ({Parameters.Normal?.ExportType}) {Parameters.Normal?.Name}");
ImGui.Text($"Specular: ({Parameters.Specular?.ExportType}) {Parameters.Specular?.Name}");
if (Parameters.HasTopEmissiveTexture)
ImGui.Text($"Emissive: ({Parameters.Emissive?.ExportType}) {Parameters.Emissive?.Name}");
ImGui.Separator();
}
ImGui.EndTooltip();
}
// DrawImGui();
_diffuseMap?.Bind(TextureUnit.Texture0);
_normalMap?.Bind(TextureUnit.Texture1);
@ -270,6 +268,9 @@ public class Section : IDisposable
shader.SetUniform("light.ambient", _ambientLight);
shader.SetUniform("light.diffuse", _diffuseLight);
shader.SetUniform("light.specular", _specularLight);
_gl.PolygonMode(MaterialFace.Front, _wireframe ? PolygonMode.Line : PolygonMode.Fill);
if (_show) _gl.DrawArrays(PrimitiveType.Triangles, FirstFaceIndex, FacesCount);
}
public void Dispose()
@ -280,4 +281,11 @@ public class Section : IDisposable
_emissionMap?.Dispose();
_gl.DeleteProgram(_handle);
}
private void DrawImGui()
{
ImGui.Checkbox($"Show {Name}", ref _show);
ImGui.Checkbox($"Wireframe {Name}", ref _wireframe);
ImGui.Separator();
}
}

104
FModel/Views/Snooper/Snooper.cs
View File

@ -30,31 +30,28 @@ public class Snooper
private Camera _camera;
private IKeyboard _keyboard;
private IMouse _mouse;
private Vector2 _previousMousePosition;
private RawImage _icon;
private readonly FramebufferObject _framebuffer;
private readonly Skybox _skybox;
private readonly Grid _grid;
private readonly List<Model> _models;
private Shader _shader;
private readonly int _width;
private readonly int _height;
private Vector2D<int> _size;
public Snooper()
{
const double ratio = .7;
var x = SystemParameters.MaximizedPrimaryScreenWidth;
var y = SystemParameters.MaximizedPrimaryScreenHeight;
_width = Convert.ToInt32(x * ratio);
_height = Convert.ToInt32(y * ratio);
var options = WindowOptions.Default;
options.Size = new Vector2D<int>(_width, _height);
options.Size = _size = new Vector2D<int>(Convert.ToInt32(x * ratio), Convert.ToInt32(y * ratio));
options.WindowBorder = WindowBorder.Hidden;
options.Title = "Snooper";
options.Samples = 4;
options.Samples = (int) Constants.SAMPLES_COUNT;
_window = Silk.NET.Windowing.Window.Create(options);
unsafe
@ -76,8 +73,13 @@ public class Snooper
_window.Update += OnUpdate;
_window.Render += OnRender;
_window.Closing += OnClose;
_window.FramebufferResize += OnFramebufferResize;
_window.FramebufferResize += delegate(Vector2D<int> vector2D)
{
_gl.Viewport(vector2D);
_size = vector2D;
};
_framebuffer = new FramebufferObject(_size);
_skybox = new Skybox();
_grid = new Grid();
_models = new List<Model>();
@ -123,21 +125,15 @@ public class Snooper
_keyboard = input.Keyboards[0];
_keyboard.KeyDown += KeyDown;
_mouse = input.Mice[0];
_mouse.MouseDown += OnMouseDown;
_mouse.MouseUp += OnMouseUp;
_mouse.MouseMove += OnMouseMove;
_mouse.Scroll += OnMouseWheel;
_gl = GL.GetApi(_window);
_gl.Enable(EnableCap.Blend);
_gl.Enable(EnableCap.DepthTest);
_gl.Enable(EnableCap.Multisample);
_gl.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
_controller = new ImGuiController(_gl, _window, input);
// ImGuiExtensions.Theme();
ImGuiExtensions.Theme();
_framebuffer.Setup(_gl);
_skybox.Setup(_gl);
_grid.Setup(_gl);
@ -148,18 +144,24 @@ public class Snooper
}
}
private void OnFramebufferResize(Vector2D<int> size)
{
_gl.Viewport(size);
}
/// <summary>
/// friendly reminder this is called each frame
/// don't do crazy things inside
/// </summary>
private void OnRender(double deltaTime)
{
_controller.Update((float) deltaTime);
_gl.ClearColor(0.102f, 0.102f, 0.129f, 1.0f);
_gl.Clear((uint) ClearBufferMask.ColorBufferBit | (uint) ClearBufferMask.DepthBufferBit);
ClearWhatHasBeenDrawn(); // in main window
_framebuffer.Bind(); // switch to dedicated window
ClearWhatHasBeenDrawn(); // in dedicated window
ImGuiExtensions.DrawDockSpace(_size);
ImGuiExtensions.DrawNavbar();
ImGui.ShowDemoWindow();
_framebuffer.BindStuff();
_skybox.Bind(_camera);
_grid.Bind(_camera);
@ -175,18 +177,30 @@ public class Snooper
_shader.SetUniform("material.specularMap", 2);
_shader.SetUniform("material.emissionMap", 3);
ImGuiExtensions.DrawNavbar();
ImGui.Begin("ImGui.NET", ImGuiWindowFlags.NoTitleBar | ImGuiWindowFlags.NoBringToFrontOnFocus | ImGuiWindowFlags.NoSavedSettings);
_shader.SetUniform("light.position", _camera.Position);
ImGui.Begin("ImGui.NET");
foreach (var model in _models)
{
model.Bind(_shader);
}
ImGui.End();
ImGuiExtensions.DrawViewport(_framebuffer, _camera, _mouse);
ImGuiExtensions.DrawFPS();
_shader.SetUniform("light.position", _camera.Position);
_framebuffer.UnBind(); // switch back to main window
_controller.Render(); // render ImGui in main window
}
_controller.Render();
private void ClearWhatHasBeenDrawn()
{
_gl.Enable(EnableCap.Blend);
_gl.Enable(EnableCap.DepthTest);
_gl.ClearColor(1.0f, 0.102f, 0.129f, 1.0f);
_gl.Clear((uint) ClearBufferMask.ColorBufferBit | (uint) ClearBufferMask.DepthBufferBit);
_gl.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
_gl.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
}
private void OnUpdate(double deltaTime)
@ -219,43 +233,9 @@ public class Snooper
}
}
private void OnMouseDown(IMouse mouse, MouseButton button)
{
if (button != MouseButton.Left) return;
mouse.Cursor.CursorMode = CursorMode.Raw;
}
private void OnMouseUp(IMouse mouse, MouseButton button)
{
if (button != MouseButton.Left) return;
mouse.Cursor.CursorMode = CursorMode.Normal;
}
private void OnMouseMove(IMouse mouse, Vector2 position)
{
if (_previousMousePosition == default) { _previousMousePosition = position; }
else
{
if (mouse.Cursor.CursorMode == CursorMode.Raw)
{
const float lookSensitivity = 0.1f;
var xOffset = (position.X - _previousMousePosition.X) * lookSensitivity;
var yOffset = (position.Y - _previousMousePosition.Y) * lookSensitivity;
_camera.ModifyDirection(xOffset, yOffset);
}
_previousMousePosition = position;
}
}
private void OnMouseWheel(IMouse mouse, ScrollWheel scrollWheel)
{
_camera.ModifyZoom(scrollWheel.Y);
}
private void OnClose()
{
_framebuffer.Dispose();
_grid.Dispose();
_skybox.Dispose();
_shader.Dispose();

18
FModel/Views/Snooper/Texture.cs
View File

@ -22,11 +22,20 @@ public class Texture : IDisposable
Bind(TextureUnit.Texture0);
}
// public Texture(GL gl, uint width, uint height) : this(gl, TextureType.MsaaFramebuffer)
// {
// _gl.TexImage2DMultisample(TextureTarget.Texture2DMultisample, Constants.SAMPLES_COUNT, InternalFormat.Rgb, width, height, Silk.NET.OpenGL.Boolean.True);
//
// _gl.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int) GLEnum.Nearest);
// _gl.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int) GLEnum.Nearest);
// _gl.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int) GLEnum.ClampToEdge);
// _gl.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int) GLEnum.ClampToEdge);
//
// _gl.FramebufferTexture2D(FramebufferTarget.Framebuffer, FramebufferAttachment.ColorAttachment0, TextureTarget.Texture2DMultisample, _handle, 0);
// }
public unsafe Texture(GL gl, uint width, uint height) : this(gl, TextureType.Framebuffer)
{
_gl = gl;
_handle = _gl.GenTexture();
_gl.TexImage2D(TextureTarget.Texture2D, 0, (int) InternalFormat.Rgb, width, height, 0, PixelFormat.Rgb, PixelType.UnsignedByte, null);
_gl.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int) GLEnum.Nearest);
@ -102,5 +111,6 @@ public enum TextureType
{
Normal,
Cubemap,
Framebuffer
Framebuffer,
MsaaFramebuffer
}