private void Finish(ShaderProgram textureShader)
{
if (IsFinished)
{
return;
}
int ArrayID;
GL.GenVertexArrays(1, out ArrayID);
GL.BindVertexArray(ArrayID);
GL.GenBuffers(1, out VertexBufferID);
GL.BindBuffer(BufferTarget.ArrayBuffer, VertexBufferID);
GL.BufferData<MeshVertex>(BufferTarget.ArrayBuffer, (IntPtr)(TempVertices.Length * MeshVertex.GetSize()), TempVertices, BufferUsageHint.StaticDraw);
textureShader.SetVertexFormat();
TempVertices = null;
Texture.FinishTextures(TempTextures);
TempTextures = null;
foreach (Mesh m in Meshes)
{
m.Finish();
}
IsFinished = true;
}
public void Render(Entity entity, ShaderProgram textureShader)
{
Finish(textureShader);
textureShader.SetMatrix4("mat_world", entity.TransformMatrix);
GL.BindBuffer(BufferTarget.ArrayBuffer, VertexBufferID);
foreach (Mesh m in Meshes)
{
m.Render(textureShader);
}
}
internal void SetupRender()
{
Parent.Window.Visible = true;
GL.Enable(EnableCap.DepthTest);
GL.ClearColor(Color4.CornflowerBlue);
View = Parent.Camera.OpenTKViewMatrix;
Projection = OpenTK.Matrix4d.CreatePerspectiveFieldOfView(OpenTK.MathHelper.PiOver3, (float)Parent.Window.Width / Parent.Window.Height, 0.1F, 10000.0F);
GraphicsContext.CurrentContext.VSync = true;
TextureShader = new ShaderProgram(ShaderProgram.TextureVertexShaderSource, ShaderProgram.TextureFragmentShaderSource);
ScreenShader = new ShaderProgram(ShaderProgram.ScreenFragmentShaderSource);
ColorFramebuffer = new Framebuffer(Parent.Window.Width, Parent.Window.Height);
}
private void TextureUndefine(ShaderProgram shaderProgram)
{
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.ActiveTexture(TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.ActiveTexture(TextureUnit.Texture2);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.ActiveTexture(TextureUnit.Texture3);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.ActiveTexture(TextureUnit.Texture4);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.ActiveTexture(TextureUnit.Texture6);
GL.BindTexture(TextureTarget.Texture2D, 0);
}
private void TextureDefine(ShaderProgram shaderProgram)
{
if (AmbientTexture != null)
{
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, AmbientTexture.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_ambient"), 0);
}
if (DiffuseTexture != null)
{
GL.ActiveTexture(TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, DiffuseTexture.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_diffuse"), 1);
}
if (AlphaTexture != null)
{
GL.ActiveTexture(TextureUnit.Texture2);
GL.BindTexture(TextureTarget.Texture2D, AlphaTexture.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_alpha"), 2);
}
if (BumpMapTexture != null)
{
GL.ActiveTexture(TextureUnit.Texture3);
GL.BindTexture(TextureTarget.Texture2D, BumpMapTexture.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_bump"), 3);
}
if (SpecularHighlightTexture != null)
{
GL.ActiveTexture(TextureUnit.Texture4);
GL.BindTexture(TextureTarget.Texture2D, SpecularHighlightTexture.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_specular_highlight"), 4);
}
if (SpecularTexture != null)
{
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, SpecularTexture.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_specular"), 5);
}
if (StencilDecal != null)
{
GL.ActiveTexture(TextureUnit.Texture6);
GL.BindTexture(TextureTarget.Texture2D, StencilDecal.TextureID);
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "tex_stencil_decal"), 6);
}
}
public void Render(ShaderProgram shaderProgram)
{
TextureDefine(shaderProgram);
GL.Uniform4(GL.GetUniformLocation(shaderProgram.ID, "mat_ambient"), AmbientColor.GetOpenTKEquivalent());
GL.Uniform4(GL.GetUniformLocation(shaderProgram.ID, "mat_diffuse"), DiffuseColor.GetOpenTKEquivalent());
GL.Uniform4(GL.GetUniformLocation(shaderProgram.ID, "mat_specular"), /*SpecularColor*/DiffuseColor.GetOpenTKEquivalent());
GL.Uniform1(GL.GetUniformLocation(shaderProgram.ID, "mat_shininess"), SpecularCoefficient);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, IndexBufferID);
GL.DrawElements(BeginMode.Triangles, VertexCount, DrawElementsType.UnsignedInt, 0);
TextureUndefine(shaderProgram);
}