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slik test ok

This commit is contained in:
ikpil 2023-03-22 01:19:59 +09:00
parent d4c3e9f5fe
commit 9748312b2c
1 changed files with 15 additions and 19 deletions
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34
src/DotRecast.Silk/SilkDemo.cs
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@ -56,7 +56,12 @@ public class SilkDemo
// Create the VAO. // Create the VAO.
_vao = _gl.GenVertexArray(); _vao = _gl.GenVertexArray();
_vbo = _gl.GenBuffer(); // Create the VBO.
_ebo = _gl.GenBuffer(); // Create the EBO.
_gl.BindVertexArray(_vao); _gl.BindVertexArray(_vao);
_gl.BindBuffer(BufferTargetARB.ArrayBuffer, _vbo);
_gl.BindBuffer(BufferTargetARB.ElementArrayBuffer, _ebo);
// The quad vertices data. // The quad vertices data.
float[] vertices = float[] vertices =
@ -67,10 +72,7 @@ public class SilkDemo
-0.5f, 0.5f, 0.0f -0.5f, 0.5f, 0.0f
}; };
// Create the VBO.
_vbo = _gl.GenBuffer();
_gl.BindBuffer(BufferTargetARB.ArrayBuffer, _vbo);
// Upload the vertices data to the VBO. // Upload the vertices data to the VBO.
fixed (float* buf = vertices) fixed (float* buf = vertices)
_gl.BufferData(BufferTargetARB.ArrayBuffer, (nuint) (vertices.Length * sizeof(float)), buf, BufferUsageARB.StaticDraw); _gl.BufferData(BufferTargetARB.ArrayBuffer, (nuint) (vertices.Length * sizeof(float)), buf, BufferUsageARB.StaticDraw);
@ -82,9 +84,6 @@ public class SilkDemo
1u, 2u, 3u 1u, 2u, 3u
}; };
// Create the EBO.
_ebo = _gl.GenBuffer();
_gl.BindBuffer(BufferTargetARB.ElementArrayBuffer, _ebo);
// Upload the indices data to the EBO. // Upload the indices data to the EBO.
fixed (uint* buf = indices) fixed (uint* buf = indices)
@ -106,29 +105,26 @@ void main()
out_color = vec4(1.0, 0.5, 0.2, 1.0); out_color = vec4(1.0, 0.5, 0.2, 1.0);
}"; }";
_program = _gl.CreateProgram();
uint vertexShader = _gl.CreateShader(ShaderType.VertexShader); uint vertexShader = _gl.CreateShader(ShaderType.VertexShader);
uint fragmentShader = _gl.CreateShader(ShaderType.FragmentShader);
_gl.ShaderSource(vertexShader, vertexCode); _gl.ShaderSource(vertexShader, vertexCode);
_gl.ShaderSource(fragmentShader, fragmentCode);
_gl.CompileShader(vertexShader); _gl.CompileShader(vertexShader);
_gl.CompileShader(fragmentShader);
_gl.GetShader(vertexShader, ShaderParameterName.CompileStatus, out int vStatus); _gl.GetShader(vertexShader, ShaderParameterName.CompileStatus, out int vStatus);
if (vStatus != (int) GLEnum.True) if (vStatus != (int) GLEnum.True)
throw new Exception("Vertex shader failed to compile: " + _gl.GetShaderInfoLog(vertexShader)); throw new Exception("Vertex shader failed to compile: " + _gl.GetShaderInfoLog(vertexShader));
uint fragmentShader = _gl.CreateShader(ShaderType.FragmentShader);
_gl.ShaderSource(fragmentShader, fragmentCode);
_gl.CompileShader(fragmentShader);
_gl.GetShader(fragmentShader, ShaderParameterName.CompileStatus, out int fStatus); _gl.GetShader(fragmentShader, ShaderParameterName.CompileStatus, out int fStatus);
if (fStatus != (int) GLEnum.True) if (fStatus != (int) GLEnum.True)
throw new Exception("Fragment shader failed to compile: " + _gl.GetShaderInfoLog(fragmentShader)); throw new Exception("Fragment shader failed to compile: " + _gl.GetShaderInfoLog(fragmentShader));
_program = _gl.CreateProgram();
_gl.AttachShader(_program, vertexShader); _gl.AttachShader(_program, vertexShader);
_gl.AttachShader(_program, fragmentShader); _gl.AttachShader(_program, fragmentShader);
_gl.LinkProgram(_program); _gl.LinkProgram(_program);
_gl.GetProgram(_program, ProgramPropertyARB.LinkStatus, out int lStatus); _gl.GetProgram(_program, ProgramPropertyARB.LinkStatus, out int lStatus);
@ -139,8 +135,8 @@ void main()
_gl.DetachShader(_program, fragmentShader); _gl.DetachShader(_program, fragmentShader);
_gl.DeleteShader(vertexShader); _gl.DeleteShader(vertexShader);
_gl.DeleteShader(fragmentShader); _gl.DeleteShader(fragmentShader);
const uint positionLoc = 0; var positionLoc = (uint)_gl.GetAttribLocation(_program, "aPosition");
_gl.EnableVertexAttribArray(positionLoc); _gl.EnableVertexAttribArray(positionLoc);
_gl.VertexAttribPointer(positionLoc, 3, VertexAttribPointerType.Float, false, 3 * sizeof(float), (void*) 0); _gl.VertexAttribPointer(positionLoc, 3, VertexAttribPointerType.Float, false, 3 * sizeof(float), (void*) 0);