Add missing stuff.

This commit is contained in:
H. Utku Maden 2023-06-30 16:34:16 +03:00
parent 72d0f02440
commit 1297365b38
3 changed files with 58 additions and 1 deletions

@ -72,7 +72,7 @@ namespace Quik.OpenGL
_vertexAttribPointer(location, size, type, normalized, stride, (IntPtr)offset);
[MethodImpl(AggressiveInlining)]
public static void VertexAttibIPointer(int location, int size, GLEnum type, int stride, int offset) =>
public static void VertexAttribIPointer(int location, int size, GLEnum type, int stride, int offset) =>
_vertexAttribIPointer(location, size, type, stride, (IntPtr)offset);
}
}

@ -17,8 +17,12 @@ namespace Quik.OpenGL
private delegate void GLF4Proc(float x, float y, float z, float w);
private delegate void DrawElementsProc(GLEnum primitive, int size, GLEnum type, void *offset);
private delegate void DrawArraysProc(GLEnum primitive, int size, void *offset);
private delegate void GetIntegervProc(GLEnum pname, int *data);
private delegate void GetFloatvProc(GLEnum pname, float *data);
private delegate byte* GetStringProc(GLEnum pname);
private const short AggressiveInlining = (short)MethodImplOptions.AggressiveInlining;
private static GetProcAddressProc _getProcAddress;
private static GLEnum1Proc _enable;
private static GLEnum1Proc _disable;
@ -29,6 +33,9 @@ namespace Quik.OpenGL
private static GLF4Proc _clearColor;
private static DrawElementsProc _drawElements;
private static DrawArraysProc _drawArrays;
private static GetIntegervProc _getIntegerv;
private static GetFloatvProc _getFloatv;
private static GetStringProc _getString;
private static T GetProcAddress<T>(string procName)
where T : Delegate
@ -50,6 +57,9 @@ namespace Quik.OpenGL
_clearColor = GetProcAddress<GLF4Proc>("glClearColor");
_drawElements = GetProcAddress<DrawElementsProc>("glDrawElements");
_drawArrays = GetProcAddress<DrawArraysProc>("glDrawArrays");
_getIntegerv = GetProcAddress<GetIntegervProc>("glGetIntegerv");
_getFloatv = GetProcAddress<GetFloatvProc>("glGetFloatv");
_getString = GetProcAddress<GetStringProc>("glGetString");
LoadBuffer();
LoadProgram();
@ -79,5 +89,36 @@ namespace Quik.OpenGL
[MethodImpl(AggressiveInlining)]
public static void DrawArrays(GLEnum primitive, int count, int offset) => _drawArrays(primitive, count, (void*)offset);
[MethodImpl(AggressiveInlining)]
public static void Get(GLEnum pname, out int value)
{
value = default;
fixed(int* ptr = &value)
{
_getIntegerv(pname, ptr);
}
}
[MethodImpl(AggressiveInlining)]
public static void Get(GLEnum pname, out float value)
{
value = default;
fixed (float* ptr = &value)
{
_getFloatv(pname, ptr);
}
}
[MethodImpl(AggressiveInlining)]
public static string GetString(GLEnum pname)
{
int length;
byte* str = _getString(pname);
for (length = 0; str[length] == 0 || length < 256; length++);
return System.Text.Encoding.UTF8.GetString(str, length);
}
}
}

@ -2,6 +2,14 @@ namespace Quik.OpenGL
{
public enum GLEnum : int
{
GL_OK = 0,
GL_MAJOR_VERSION = 0x821B,
GL_MINOR_VERSION = 0x821C,
GL_VENDOR = 0x1F00,
GL_RENDERER = 0x1F01,
GL_VERSION = 0x1F02,
GL_EXTENSIONS = 0x1F03,
GL_MULTISAMPLE = 0x809D,
GL_BLEND = 0x0BE2,
@ -31,6 +39,14 @@ namespace Quik.OpenGL
GL_STREAM_DRAW = 0x88E0,
GL_TEXTURE0 = 0x84C0,
GL_TEXTURE1 = GL_TEXTURE0 + 1,
GL_TEXTURE2 = GL_TEXTURE0 + 2,
GL_TEXTURE3 = GL_TEXTURE0 + 3,
GL_TEXTURE4 = GL_TEXTURE0 + 4,
GL_TEXTURE5 = GL_TEXTURE0 + 5,
GL_TEXTURE6 = GL_TEXTURE0 + 6,
GL_TEXTURE_2D = 0x0DE1,
GL_UNPACK_ALIGNMENT = 0x0CF5,