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Render.cs
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Render.cs
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using ZenithEngine;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using OpenTK.Graphics.OpenGL;
using OpenTK.Graphics;
using OpenTK;
using System.Drawing;
using System.Drawing.Imaging;
using System.Windows.Media.Imaging;
using System.IO;
namespace TexturedRender
{
public class Render : IPluginRender
{
public string Name => "Textured";
public string Description => "Plugin for loading and rendering custom resource packs, " +
"with settings defined in a .json file";
public string LanguageDictName { get; } = "textured";
#region Shaders
string quadShaderVert = @"#version 330 core
layout(location=0) in vec2 in_position;
layout(location=1) in vec4 in_color;
layout(location=2) in vec2 in_uv;
layout(location=3) in float in_texid;
out vec4 v2f_color;
out vec2 uv;
out float texid;
void main()
{
gl_Position = vec4(in_position.x * 2 - 1, in_position.y * 2 - 1, 1.0f, 1.0f);
v2f_color = in_color;
uv = in_uv;
texid = in_texid;
}
";
string quadShaderFrag = @"#version 330 core
in vec4 v2f_color;
in vec2 uv;
in float texid;
uniform sampler2D textureSampler1;
uniform sampler2D textureSampler2;
uniform sampler2D textureSampler3;
uniform sampler2D textureSampler4;
uniform sampler2D textureSampler5;
uniform sampler2D textureSampler6;
uniform sampler2D textureSampler7;
uniform sampler2D textureSampler8;
uniform sampler2D textureSampler9;
uniform sampler2D textureSampler10;
uniform sampler2D textureSampler11;
uniform sampler2D textureSampler12;
out vec4 out_color;
void main()
{
vec4 col;
if(texid < 0.5) col = texture2D( textureSampler1, uv );
else if(texid < 1.5) col = texture2D( textureSampler2, uv );
else if(texid < 2.5) col = texture2D( textureSampler3, uv );
else if(texid < 3.5) col = texture2D( textureSampler4, uv );
else if(texid < 4.5) col = texture2D( textureSampler5, uv );
else if(texid < 5.5) col = texture2D( textureSampler6, uv );
else if(texid < 6.5) col = texture2D( textureSampler7, uv );
else if(texid < 7.5) col = texture2D( textureSampler8, uv );
else if(texid < 8.5) col = texture2D( textureSampler9, uv );
else if(texid < 9.5) col = texture2D( textureSampler10, uv );
else if(texid < 10.5) col = texture2D( textureSampler11, uv );
else if(texid < 11.5) col = texture2D( textureSampler12, uv );
out_color = col * v2f_color;
}
";
string invertQuadShaderFrag = @"#version 330 core
in vec4 v2f_color;
in vec2 uv;
in float texid;
uniform sampler2D textureSampler1;
uniform sampler2D textureSampler2;
uniform sampler2D textureSampler3;
uniform sampler2D textureSampler4;
uniform sampler2D textureSampler5;
uniform sampler2D textureSampler6;
uniform sampler2D textureSampler7;
uniform sampler2D textureSampler8;
uniform sampler2D textureSampler9;
uniform sampler2D textureSampler10;
uniform sampler2D textureSampler11;
uniform sampler2D textureSampler12;
out vec4 out_color;
void main()
{
vec4 col;
if(texid < 0.5) col = texture2D( textureSampler1, uv );
else if(texid < 1.5) col = texture2D( textureSampler2, uv );
else if(texid < 2.5) col = texture2D( textureSampler3, uv );
else if(texid < 3.5) col = texture2D( textureSampler4, uv );
else if(texid < 4.5) col = texture2D( textureSampler5, uv );
else if(texid < 5.5) col = texture2D( textureSampler6, uv );
else if(texid < 6.5) col = texture2D( textureSampler7, uv );
else if(texid < 7.5) col = texture2D( textureSampler8, uv );
else if(texid < 8.5) col = texture2D( textureSampler9, uv );
else if(texid < 9.5) col = texture2D( textureSampler10, uv );
else if(texid < 10.5) col = texture2D( textureSampler11, uv );
else if(texid < 11.5) col = texture2D( textureSampler12, uv );
col = 1 - col;
col.w = 1 - col.w;
vec4 col2 = 1 - v2f_color;
col2.w = 1 - col2.w;
out_color = 1 - col * col2;
out_color.w = 1 - out_color.w;
}
";
string evenQuadShaderFrag = @"#version 330 core
in vec4 v2f_color;
in vec2 uv;
in float texid;
uniform sampler2D textureSampler1;
uniform sampler2D textureSampler2;
uniform sampler2D textureSampler3;
uniform sampler2D textureSampler4;
uniform sampler2D textureSampler5;
uniform sampler2D textureSampler6;
uniform sampler2D textureSampler7;
uniform sampler2D textureSampler8;
uniform sampler2D textureSampler9;
uniform sampler2D textureSampler10;
uniform sampler2D textureSampler11;
uniform sampler2D textureSampler12;
out vec4 out_color;
void main()
{
vec4 col;
if(texid < 0.5) col = texture2D( textureSampler1, uv );
else if(texid < 1.5) col = texture2D( textureSampler2, uv );
else if(texid < 2.5) col = texture2D( textureSampler3, uv );
else if(texid < 3.5) col = texture2D( textureSampler4, uv );
else if(texid < 4.5) col = texture2D( textureSampler5, uv );
else if(texid < 5.5) col = texture2D( textureSampler6, uv );
else if(texid < 6.5) col = texture2D( textureSampler7, uv );
else if(texid < 7.5) col = texture2D( textureSampler8, uv );
else if(texid < 8.5) col = texture2D( textureSampler9, uv );
else if(texid < 9.5) col = texture2D( textureSampler10, uv );
else if(texid < 10.5) col = texture2D( textureSampler11, uv );
else if(texid < 11.5) col = texture2D( textureSampler12, uv );
col = col * 2;
if(col.x > 1){
out_color.x = 1 - (2 - col.x) * (1 - v2f_color.x);
}
else out_color.x = col.x * v2f_color.x;
if(col.y > 1){
out_color.y = 1 - (2 - col.y) * (1 - v2f_color.y);
}
else out_color.y = col.y * v2f_color.y;
if(col.z > 1){
out_color.z = 1 - (2 - col.z) * (1 - v2f_color.z);
}
else out_color.z = col.z * v2f_color.z;
out_color.w = col.w * v2f_color.w;
}
";
int MakeShader(string vert, string frag)
{
int _vertexObj = GL.CreateShader(ShaderType.VertexShader);
int _fragObj = GL.CreateShader(ShaderType.FragmentShader);
int statusCode;
string info;
GL.ShaderSource(_vertexObj, vert);
GL.CompileShader(_vertexObj);
info = GL.GetShaderInfoLog(_vertexObj);
GL.GetShader(_vertexObj, ShaderParameter.CompileStatus, out statusCode);
if (statusCode != 1) throw new ApplicationException(info);
GL.ShaderSource(_fragObj, frag);
GL.CompileShader(_fragObj);
info = GL.GetShaderInfoLog(_fragObj);
GL.GetShader(_fragObj, ShaderParameter.CompileStatus, out statusCode);
if (statusCode != 1) throw new ApplicationException(info);
int shader = GL.CreateProgram();
GL.AttachShader(shader, _fragObj);
GL.AttachShader(shader, _vertexObj);
GL.LinkProgram(shader);
return shader;
}
#endregion
void loadImage(Bitmap image, int texID, bool loop, bool linear = false)
{
GL.BindTexture(TextureTarget.Texture2D, texID);
BitmapData data = image.LockBits(new System.Drawing.Rectangle(0, 0, image.Width, image.Height),
ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, data.Width, data.Height, 0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0);
if (linear)
{
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
}
else
{
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Nearest);
}
if (loop)
{
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.Repeat);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.Repeat);
}
else
{
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
}
image.UnlockBits(data);
}
public bool Initialized { get; set; }
public System.Windows.Media.ImageSource PreviewImage { get; set; } = null;
public bool ManualNoteDelete => false;
public double NoteCollectorOffset => -maxBottomCapSize;
public NoteColor[][] NoteColors { get; set; }
public double Tempo { get; set; }
public MidiInfo CurrentMidi { get; set; }
public double NoteScreenTime => settings.deltaTimeOnScreen + maxTopCapSize;
public long LastNoteCount { get; set; }
public System.Windows.Controls.Control SettingsControl { get; set; } = null;
int quadShader;
int evenquadShader;
int inverseQuadShader;
int vertexBufferID;
int colorBufferID;
int uvBufferID;
int texIDBufferID;
int quadBufferLength = 2048 * 64;
double[] quadVertexbuff;
float[] quadColorbuff;
double[] quadUVbuff;
float[] quadTexIDbuff;
int quadBufferPos = 0;
RenderSettings renderSettings;
Settings settings;
int indexBufferId;
uint[] indexes = new uint[2048 * 128 * 6];
bool[] blackKeys = new bool[257];
int[] keynum = new int[257];
Pack currPack = null;
public long lastPackChangeTime = 0;
public void UnloadPack()
{
if (currPack == null) return;
GL.DeleteTextures(4, new int[] {
currPack.whiteKeyTexID, currPack.whiteKeyPressedTexID,
currPack.blackKeyTexID, currPack.blackKeyPressedTexID
});
if (currPack.whiteKeyLeftTex != null)
GL.DeleteTextures(2, new int[] {
currPack.whiteKeyLeftTexID, currPack.whiteKeyPressedLeftTexID
});
if (currPack.whiteKeyRightTex != null)
GL.DeleteTextures(2, new int[] {
currPack.whiteKeyRightTexID, currPack.whiteKeyPressedRightTexID
});
if (currPack.useBar) GL.DeleteTexture(currPack.barTexID);
foreach (var n in currPack.NoteTextures)
{
GL.DeleteTexture(n.noteMiddleTexID);
if (n.useCaps)
{
GL.DeleteTexture(n.noteBottomTexID);
GL.DeleteTexture(n.noteTopTexID);
}
}
foreach (var o in currPack.OverlayTextures)
{
GL.DeleteTexture(o.texID);
}
}
public void LoadPack()
{
if (currPack == null) return;
if (currPack.disposed) return;
lock (currPack)
{
currPack.whiteKeyTexID = GL.GenTexture();
currPack.whiteKeyPressedTexID = GL.GenTexture();
currPack.blackKeyTexID = GL.GenTexture();
currPack.blackKeyPressedTexID = GL.GenTexture();
if (currPack.useBar) currPack.barTexID = GL.GenTexture();
loadImage(currPack.whiteKeyTex, currPack.whiteKeyTexID, false, currPack.linearScaling);
loadImage(currPack.whiteKeyPressedTex, currPack.whiteKeyPressedTexID, false, currPack.linearScaling);
loadImage(currPack.blackKeyTex, currPack.blackKeyTexID, false);
loadImage(currPack.blackKeyPressedTex, currPack.blackKeyPressedTexID, false);
if (currPack.whiteKeyLeftTex != null)
{
currPack.whiteKeyLeftTexID = GL.GenTexture();
currPack.whiteKeyPressedLeftTexID = GL.GenTexture();
loadImage(currPack.whiteKeyLeftTex, currPack.whiteKeyLeftTexID, false, currPack.linearScaling);
loadImage(currPack.whiteKeyPressedLeftTex, currPack.whiteKeyPressedLeftTexID, false, currPack.linearScaling);
}
if (currPack.whiteKeyRightTex != null)
{
currPack.whiteKeyRightTexID = GL.GenTexture();
currPack.whiteKeyPressedRightTexID = GL.GenTexture();
loadImage(currPack.whiteKeyRightTex, currPack.whiteKeyRightTexID, false, currPack.linearScaling);
loadImage(currPack.whiteKeyPressedRightTex, currPack.whiteKeyPressedRightTexID, false, currPack.linearScaling);
}
if (currPack.useBar) loadImage(currPack.barTex, currPack.barTexID, false);
foreach (var n in currPack.NoteTextures)
{
n.noteMiddleTexID = GL.GenTexture();
loadImage(n.noteMiddleTex, n.noteMiddleTexID, true);
if (n.useCaps)
{
n.noteTopTexID = GL.GenTexture();
loadImage(n.noteTopTex, n.noteTopTexID, false);
n.noteBottomTexID = GL.GenTexture();
loadImage(n.noteBottomTex, n.noteBottomTexID, false);
}
}
foreach (var o in currPack.OverlayTextures)
{
o.texID = GL.GenTexture();
loadImage(o.tex, o.texID, false);
}
}
}
public void CheckPack()
{
if (settings.lastPackChangeTime != lastPackChangeTime)
{
UnloadPack();
currPack = settings.currPack;
lastPackChangeTime = settings.lastPackChangeTime;
LoadPack();
}
}
public void Dispose()
{
GL.DeleteBuffers(3, new int[] { vertexBufferID, colorBufferID, uvBufferID, indexBufferId, texIDBufferID });
GL.DeleteProgram(quadShader);
GL.DeleteProgram(inverseQuadShader);
GL.DeleteProgram(evenquadShader);
quadVertexbuff = null;
quadColorbuff = null;
quadUVbuff = null;
Initialized = false;
UnloadPack();
Console.WriteLine("Disposed of TextureRender");
}
public Render(RenderSettings settings)
{
this.settings = new Settings();
this.renderSettings = settings;
SettingsControl = new SettingsCtrl(this.settings);
((SettingsCtrl)SettingsControl).PaletteChanged += () => { ReloadTrackColors(); };
PreviewImage = PluginUtils.BitmapToImageSource(Properties.Resources.pluginPreview);
for (int i = 0; i < blackKeys.Length; i++) blackKeys[i] = isBlackNote(i);
int b = 0;
int w = 0;
for (int i = 0; i < keynum.Length; i++)
{
if (blackKeys[i]) keynum[i] = b++;
else keynum[i] = w++;
}
}
public void Init()
{
quadShader = MakeShader(quadShaderVert, quadShaderFrag);
inverseQuadShader = MakeShader(quadShaderVert, invertQuadShaderFrag);
evenquadShader = MakeShader(quadShaderVert, evenQuadShaderFrag);
int loc;
int[] samplers = new int[12];
for (int i = 0; i < 12; i++)
{
samplers[i] = i;
}
GL.UseProgram(quadShader);
for (int i = 0; i < 12; i++)
{
loc = GL.GetUniformLocation(quadShader, "textureSampler" + (i + 1));
GL.Uniform1(loc, i);
}
GL.UseProgram(inverseQuadShader);
for (int i = 0; i < 12; i++)
{
loc = GL.GetUniformLocation(inverseQuadShader, "textureSampler" + (i + 1));
GL.Uniform1(loc, i);
}
GL.UseProgram(evenquadShader);
for (int i = 0; i < 12; i++)
{
loc = GL.GetUniformLocation(evenquadShader, "textureSampler" + (i + 1));
GL.Uniform1(loc, i);
}
quadVertexbuff = new double[quadBufferLength * 8];
quadColorbuff = new float[quadBufferLength * 16];
quadUVbuff = new double[quadBufferLength * 8];
quadTexIDbuff = new float[quadBufferLength * 4];
LoadPack();
GL.GenBuffers(1, out vertexBufferID);
GL.GenBuffers(1, out colorBufferID);
GL.GenBuffers(1, out uvBufferID);
GL.GenBuffers(1, out texIDBufferID);
for (uint i = 0; i < indexes.Length / 6; i++)
{
indexes[i * 6 + 0] = i * 4 + 0;
indexes[i * 6 + 1] = i * 4 + 1;
indexes[i * 6 + 2] = i * 4 + 3;
indexes[i * 6 + 3] = i * 4 + 1;
indexes[i * 6 + 4] = i * 4 + 3;
indexes[i * 6 + 5] = i * 4 + 2;
}
GL.GenBuffers(1, out indexBufferId);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, indexBufferId);
GL.BufferData(
BufferTarget.ElementArrayBuffer,
(IntPtr)(indexes.Length * 4),
indexes,
BufferUsageHint.StaticDraw);
Initialized = true;
Console.WriteLine("Initialised TextureRender");
}
Color4[] keyColors = new Color4[514];
double[] x1arrayKeys = new double[257];
double[] x1arrayNotes = new double[257];
double[] wdtharrayKeys = new double[257];
double[] wdtharrayNotes = new double[257];
double maxTopCapSize = 0;
double maxBottomCapSize = 0;
void SwitchShader(TextureShaderType shader)
{
if (shader == TextureShaderType.Normal) GL.UseProgram(quadShader);
if (shader == TextureShaderType.Inverted) GL.UseProgram(inverseQuadShader);
if (shader == TextureShaderType.Hybrid) GL.UseProgram(evenquadShader);
}
public void RenderFrame(FastList<Note> notes, double midiTime, int finalCompositeBuff)
{
CheckPack();
if (currPack == null) return;
GL.Enable(EnableCap.Blend);
GL.EnableClientState(ArrayCap.VertexArray);
GL.EnableClientState(ArrayCap.ColorArray);
GL.Enable(EnableCap.Texture2D);
GL.EnableVertexAttribArray(0);
GL.EnableVertexAttribArray(1);
GL.EnableVertexAttribArray(2);
GL.EnableVertexAttribArray(3);
GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
GL.BlendEquationSeparate(BlendEquationMode.FuncAdd, BlendEquationMode.Max);
GL.BindFramebuffer(FramebufferTarget.Framebuffer, finalCompositeBuff);
GL.Viewport(0, 0, renderSettings.width, renderSettings.height);
GL.Clear(ClearBufferMask.ColorBufferBit);
#region Vars
long nc = 0;
int firstNote = settings.firstNote;
int lastNote = settings.lastNote;
int kbfirstNote = settings.firstNote;
int kblastNote = settings.lastNote;
if (blackKeys[firstNote] || (currPack.whiteKeysFullOctave && currPack.whiteKeyLeftTex == null && firstNote != 0)) kbfirstNote--;
if (blackKeys[lastNote - 1] || (currPack.whiteKeysFullOctave && currPack.whiteKeyRightTex == null)) kblastNote++;
double deltaTimeOnScreen = settings.deltaTimeOnScreen;
double viewAspect = (double)renderSettings.width / renderSettings.height;
double keyboardHeightFull = currPack.keyboardHeight / (lastNote - firstNote) * 128 / (1920.0 / 1080.0) * viewAspect;
double keyboardHeight = keyboardHeightFull;
double barHeight = keyboardHeightFull * currPack.barHeight;
if (currPack.useBar) keyboardHeight -= barHeight;
bool sameWidth = currPack.sameWidthNotes;
for (int i = 0; i < 514; i++) keyColors[i] = Color4.Transparent;
double wdth;
float r, g, b, a, r2, g2, b2, a2;
double x1;
double x2;
double y1;
double y2;
int pos;
quadBufferPos = 0;
bool interpolateUnendedNotes = currPack.interpolateUnendedNotes != 0;
float interpolateUnendedNotesVal = 1.0f / renderSettings.fps / currPack.interpolateUnendedNotes;
if (sameWidth)
{
for (int i = 0; i < 257; i++)
{
x1arrayKeys[i] = (float)(i - firstNote) / (lastNote - firstNote);
wdtharrayKeys[i] = 1.0f / (lastNote - firstNote);
x1arrayNotes[i] = (float)(i - firstNote) / (lastNote - firstNote);
wdtharrayNotes[i] = 1.0f / (lastNote - firstNote);
}
}
else
{
for (int i = 0; i < 257; i++)
{
if (!blackKeys[i])
{
x1arrayKeys[i] = keynum[i];
x1arrayNotes[i] = keynum[i];
wdtharrayKeys[i] = 1.0f;
wdtharrayNotes[i] = 1.0f;
}
else
{
int _i = i + 1;
wdth = currPack.blackKeyScale * currPack.advancedBlackKeySizes[keynum[i] % 5];
int bknum = keynum[i] % 5;
double offset = wdth / 2;
if (bknum == 0) offset += wdth / 2 * currPack.blackKey2setOffset;
if (bknum == 2) offset += wdth / 2 * currPack.blackKey3setOffset;
if (bknum == 1) offset -= wdth / 2 * currPack.blackKey2setOffset;
if (bknum == 4) offset -= wdth / 2 * currPack.blackKey3setOffset;
offset -= currPack.advancedBlackKeyOffsets[keynum[i] % 5] * wdth / 2;
x1arrayKeys[i] = keynum[_i] - offset;
wdtharrayKeys[i] = wdth;
offset -= wdth / 2 * (1 - currPack.blackNoteScale);
if (bknum == 0) offset += wdth / 2 * currPack.blackNote2setOffset;
if (bknum == 2) offset += wdth / 2 * currPack.blackNote3setOffset;
if (bknum == 1) offset -= wdth / 2 * currPack.blackNote2setOffset;
if (bknum == 4) offset -= wdth / 2 * currPack.blackNote3setOffset;
wdth *= currPack.blackNoteScale;
x1arrayNotes[i] = (float)keynum[_i] - offset;
wdtharrayNotes[i] = wdth;
}
}
double knmfn = x1arrayKeys[firstNote];
double knmln = x1arrayKeys[lastNote - 1] + wdtharrayKeys[lastNote - 1];
double width = knmln - knmfn;
for (int i = 0; i < 257; i++)
{
x1arrayKeys[i] = (x1arrayKeys[i] - knmfn) / width;
x1arrayNotes[i] = (x1arrayNotes[i] - knmfn) / width;
wdtharrayKeys[i] /= width;
wdtharrayNotes[i] /= width;
}
}
#endregion
#region Notes
quadBufferPos = 0;
double notePosFactor = 1 / deltaTimeOnScreen * (1 - keyboardHeightFull);
maxTopCapSize = 0;
maxBottomCapSize = 0;
foreach (var tex in currPack.NoteTextures)
{
var topSize = tex.noteTopAspect * viewAspect * wdtharrayNotes[5] / notePosFactor;
if (tex.squeezeEndCaps) topSize *= tex.noteTopOversize;
var bottomSize = tex.noteBottomAspect * viewAspect * wdtharrayNotes[5] / notePosFactor;
if (tex.squeezeEndCaps) bottomSize *= tex.noteBottomOversize;
if (maxTopCapSize < topSize) maxTopCapSize = topSize;
if (maxBottomCapSize < bottomSize) maxBottomCapSize = bottomSize;
}
double renderCutoff = midiTime + deltaTimeOnScreen;
var currNoteTex = currPack.NoteTextures[0];
var noteTextures = currPack.NoteTextures;
GL.BindTexture(TextureTarget.Texture2D, currNoteTex.noteMiddleTexID);
for (int i = 0; i < noteTextures.Length; i++)
{
GL.ActiveTexture(TextureUnit.Texture0 + (i * 3));
GL.BindTexture(TextureTarget.Texture2D, noteTextures[i].noteMiddleTexID);
if (noteTextures[i].useCaps)
{
GL.ActiveTexture(TextureUnit.Texture0 + (i * 3) + 1);
GL.BindTexture(TextureTarget.Texture2D, noteTextures[i].noteBottomTexID);
GL.ActiveTexture(TextureUnit.Texture0 + (i * 3) + 2);
GL.BindTexture(TextureTarget.Texture2D, noteTextures[i].noteTopTexID);
}
}
SwitchShader(currPack.noteShader);
for (int i = 0; i < 2; i++)
{
bool black = false;
bool blackabove = settings.blackNotesAbove;
if (blackabove && i == 1) black = true;
if (!blackabove && i == 1) break;
foreach (Note n in notes)
{
if (n.end >= midiTime || !n.hasEnded)
{
if (n.start < renderCutoff + maxBottomCapSize)
{
nc++;
int k = n.key;
if (blackabove && !black && blackKeys[k]) continue;
if (blackabove && black && !blackKeys[k]) continue;
if (!(k >= firstNote && k < lastNote)) continue;
Color4 coll = n.color.left;
Color4 colr = n.color.right;
if (n.start <= midiTime)
{
Color4 origcoll = keyColors[k * 2];
Color4 origcolr = keyColors[k * 2 + 1];
float blendfac = coll.A;
float revblendfac = 1 - blendfac;
keyColors[k * 2] = new Color4(
coll.R * blendfac + origcoll.R * revblendfac,
coll.G * blendfac + origcoll.G * revblendfac,
coll.B * blendfac + origcoll.B * revblendfac,
1);
blendfac = colr.A;
revblendfac = 1 - blendfac;
keyColors[k * 2 + 1] = new Color4(
colr.R * blendfac + origcolr.R * revblendfac,
colr.G * blendfac + origcolr.G * revblendfac,
colr.B * blendfac + origcolr.B * revblendfac,
1);
}
x1 = x1arrayNotes[k];
wdth = wdtharrayNotes[k];
x2 = x1 + wdth;
y1 = 1 - (renderCutoff - n.end) * notePosFactor;
y2 = 1 - (renderCutoff - n.start) * notePosFactor;
if (!n.hasEnded)
{
y1 = 1.0;
if (interpolateUnendedNotes)
n.meta = 1.0f;
}
else if (interpolateUnendedNotes)
{
if (n.meta == null) n.meta = 0f;
n.meta = (float)n.meta - interpolateUnendedNotesVal;
if ((float)n.meta < 0f) n.meta = 0f;
y1 = 1.0 * (float)n.meta + y1 * (1 - (float)n.meta);
}
double texSize = (y1 - y2) / wdth / viewAspect;
NoteTexture ntex = null;
int tex = 0;
foreach (var t in noteTextures)
{
if (t.maxSize > texSize)
{
if (t.keyType != KeyType.Both)
{
if (blackKeys[k] ^ (t.keyType == KeyType.Black))
{
tex++;
continue;
}
}
ntex = t;
break;
}
tex++;
}
tex *= 3;
if (ntex.highlightHitNotes > 0 && n.start <= midiTime)
{
var col = ntex.highlightHitNotesColor;
float blendfac = (float)ntex.highlightHitNotes;
float iblendfac = 1 - blendfac;
coll = new Color4(
coll.R * iblendfac + col.R / 255.0f * blendfac,
coll.G * iblendfac + col.G / 255.0f * blendfac,
coll.B * iblendfac + col.B / 255.0f * blendfac,
coll.A
);
colr = new Color4(
colr.R * iblendfac + col.R / 255.0f * blendfac,
colr.G * iblendfac + col.G / 255.0f * blendfac,
colr.B * iblendfac + col.B / 255.0f * blendfac,
colr.A
);
}
double topHeight;
double bottomHeight;
double yy1 = 0, yy2 = 0;
if (ntex.useCaps)
{
topHeight = wdth * ntex.noteTopAspect * viewAspect;
bottomHeight = wdth * ntex.noteBottomAspect * viewAspect;
yy1 = y1 + topHeight * ntex.noteTopOversize;
yy2 = y2 - bottomHeight * ntex.noteBottomOversize;
if (n.hasEnded)
y1 -= topHeight * (1 - ntex.noteTopOversize);
y2 += bottomHeight * (1 - ntex.noteBottomOversize);
if (y2 > y1)
{
double middley = (y2 + y1) / 2;
y1 = middley;
y2 = middley;
if (!ntex.squeezeEndCaps)
{
yy1 = y1 + topHeight;
yy2 = y2 - bottomHeight;
}
}
texSize = (y1 - y2) / wdth / viewAspect;
}
if (ntex.stretch)
texSize = 1;
else
texSize /= currNoteTex.noteMiddleAspect;
if (n.hasEnded)
texSize = -Math.Round(texSize);
if (texSize == 0) texSize = -1;
pos = quadBufferPos * 8;
quadVertexbuff[pos++] = x2;
quadVertexbuff[pos++] = y2;
quadVertexbuff[pos++] = x2;
quadVertexbuff[pos++] = y1;
quadVertexbuff[pos++] = x1;
quadVertexbuff[pos++] = y1;
quadVertexbuff[pos++] = x1;
quadVertexbuff[pos++] = y2;
pos = quadBufferPos * 16;
if (blackKeys[n.key])
{
float multiply = (float)currNoteTex.darkenBlackNotes;
r = coll.R * multiply;
g = coll.G * multiply;
b = coll.B * multiply;
a = coll.A;
r2 = colr.R * multiply;
g2 = colr.G * multiply;
b2 = colr.B * multiply;
a2 = colr.A;
}
else
{
r = coll.R;
g = coll.G;
b = coll.B;
a = coll.A;
r2 = colr.R;
g2 = colr.G;
b2 = colr.B;
a2 = colr.A;
}
quadColorbuff[pos++] = r;
quadColorbuff[pos++] = g;
quadColorbuff[pos++] = b;
quadColorbuff[pos++] = a;
quadColorbuff[pos++] = r;
quadColorbuff[pos++] = g;
quadColorbuff[pos++] = b;
quadColorbuff[pos++] = a;
quadColorbuff[pos++] = r2;
quadColorbuff[pos++] = g2;
quadColorbuff[pos++] = b2;
quadColorbuff[pos++] = a2;
quadColorbuff[pos++] = r2;
quadColorbuff[pos++] = g2;
quadColorbuff[pos++] = b2;
quadColorbuff[pos++] = a2;
pos = quadBufferPos * 8;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = texSize;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = texSize;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
pos = quadBufferPos * 4;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadBufferPos++;
FlushQuadBuffer();
if (ntex.useCaps)
{
pos = quadBufferPos * 8;
quadVertexbuff[pos++] = x2;
quadVertexbuff[pos++] = yy2;
quadVertexbuff[pos++] = x2;
quadVertexbuff[pos++] = y2;
quadVertexbuff[pos++] = x1;
quadVertexbuff[pos++] = y2;
quadVertexbuff[pos++] = x1;
quadVertexbuff[pos++] = yy2;
pos = quadBufferPos * 16;
quadColorbuff[pos++] = r;
quadColorbuff[pos++] = g;
quadColorbuff[pos++] = b;
quadColorbuff[pos++] = a;
quadColorbuff[pos++] = r;
quadColorbuff[pos++] = g;
quadColorbuff[pos++] = b;
quadColorbuff[pos++] = a;
quadColorbuff[pos++] = r2;
quadColorbuff[pos++] = g2;
quadColorbuff[pos++] = b2;
quadColorbuff[pos++] = a2;
quadColorbuff[pos++] = r2;
quadColorbuff[pos++] = g2;
quadColorbuff[pos++] = b2;
quadColorbuff[pos++] = a2;
pos = quadBufferPos * 8;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 1;
pos = quadBufferPos * 4;
tex++;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadBufferPos++;
FlushQuadBuffer();
pos = quadBufferPos * 8;
quadVertexbuff[pos++] = x2;
quadVertexbuff[pos++] = y1;
quadVertexbuff[pos++] = x2;
quadVertexbuff[pos++] = yy1;
quadVertexbuff[pos++] = x1;
quadVertexbuff[pos++] = yy1;
quadVertexbuff[pos++] = x1;
quadVertexbuff[pos++] = y1;
pos = quadBufferPos * 16;
quadColorbuff[pos++] = r;
quadColorbuff[pos++] = g;
quadColorbuff[pos++] = b;
quadColorbuff[pos++] = a;
quadColorbuff[pos++] = r;
quadColorbuff[pos++] = g;
quadColorbuff[pos++] = b;
quadColorbuff[pos++] = a;
quadColorbuff[pos++] = r2;
quadColorbuff[pos++] = g2;
quadColorbuff[pos++] = b2;
quadColorbuff[pos++] = a2;
quadColorbuff[pos++] = r2;
quadColorbuff[pos++] = g2;
quadColorbuff[pos++] = b2;
quadColorbuff[pos++] = a2;
pos = quadBufferPos * 8;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 1;
pos = quadBufferPos * 4;
tex++;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadTexIDbuff[pos++] = tex;
quadBufferPos++;
FlushQuadBuffer();
}
}
else break;
}
else
{ }
}
}
FlushQuadBuffer(false);
quadBufferPos = 0;
LastNoteCount = nc;
#endregion
RenderOverlays(true);
#region Keyboard
GL.UseProgram(quadShader);
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, currPack.barTexID);
pos = quadBufferPos * 8;
quadVertexbuff[pos++] = 0;
quadVertexbuff[pos++] = keyboardHeightFull;
quadVertexbuff[pos++] = 1;
quadVertexbuff[pos++] = keyboardHeightFull;
quadVertexbuff[pos++] = 1;
quadVertexbuff[pos++] = keyboardHeight;
quadVertexbuff[pos++] = 0;
quadVertexbuff[pos++] = keyboardHeight;
pos = quadBufferPos * 16;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
quadColorbuff[pos++] = 1;
pos = quadBufferPos * 8;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 1;
quadUVbuff[pos++] = 0;
quadUVbuff[pos++] = 1;