86 lines
3.8 KiB
C
86 lines
3.8 KiB
C
/* date = March 24th 2022 6:05 pm */
|
|
|
|
#ifndef LUMENARIUM_WIN32_OPENGL_H
|
|
#define LUMENARIUM_WIN32_OPENGL_H
|
|
|
|
// glext.h - https://github.com/KhronosGroup/OpenGL-Registry/blob/main/api/GL/glext.h
|
|
// wglext.h -
|
|
|
|
// OpenGL 3.3+ Context Creation
|
|
typedef const char *WINAPI proc_wglGetExtensionsStringARB(HDC hdc);
|
|
typedef BOOL proc_wglChoosePixelFormatARB(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
|
|
typedef HGLRC proc_wglCreateContextAttribsARB(HDC hDC, HGLRC hshareContext, const int *attribList);
|
|
|
|
// OpenGL 3.3+ Extensions
|
|
typedef void proc_glGenVertexArrays(GLsizei n, GLuint *arrays);
|
|
typedef void proc_glBindVertexArray(GLuint array);
|
|
typedef void proc_glGenBuffers (GLsizei n, GLuint *buffers);
|
|
typedef void proc_glBindBuffer(GLenum target, GLuint buffer);
|
|
typedef void proc_glBufferData(GLenum target, size_t size, const void *data, GLenum usage);
|
|
typedef void proc_glBufferSubData(GLenum target, size_t offset, size_t size, const void* data);
|
|
typedef GLuint proc_glCreateShader(GLenum type);
|
|
typedef void proc_glShaderSource(GLuint shader, u32 count, const char* const* string, const GLint *length);
|
|
typedef void proc_glCompileShader(GLuint shader);
|
|
typedef GLuint proc_glCreateProgram(void);
|
|
typedef void proc_glAttachShader(GLuint program, GLuint shader);
|
|
typedef void proc_glLinkProgram(GLuint program);
|
|
typedef void proc_glUseProgram(GLuint program);
|
|
typedef GLuint proc_glGetAttribLocation(GLuint program, const char* name);
|
|
typedef void proc_glVertexAttribPointer(GLuint attr, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void *pointer);
|
|
typedef void proc_glEnableVertexAttribArray(GLuint index);
|
|
typedef void proc_glGetShaderiv(GLuint shader, GLenum ele, GLint* value_out);
|
|
typedef void proc_glGetShaderInfoLog(GLuint shader, GLuint buf_len, GLsizei* len_out, GLchar* buf);
|
|
typedef void proc_glGetProgramiv(GLuint program, GLenum ele, GLint* value_out);
|
|
typedef void proc_glGetProgramInfoLog(GLuint program, GLuint cap, GLsizei* len_out, GLchar* buf);
|
|
typedef GLuint proc_glGetUniformLocation(GLuint program, const char* name);
|
|
typedef void proc_glUniformMatrix4fv(GLuint uniform, GLuint count, GLenum normalize, GLfloat* elements);
|
|
struct Win32_OpenGL_Extensions
|
|
{
|
|
proc_wglGetExtensionsStringARB* wglGetExtensionsStringARB;
|
|
proc_wglChoosePixelFormatARB* wglChoosePixelFormatARB;
|
|
proc_wglCreateContextAttribsARB* wglCreateContextAttribsARB;
|
|
|
|
proc_glGenVertexArrays* glGenVertexArrays;
|
|
proc_glBindVertexArray* glBindVertexArray;
|
|
proc_glGenBuffers* glGenBuffers;
|
|
proc_glBindBuffer* glBindBuffer;
|
|
proc_glBufferData* glBufferData;
|
|
proc_glBufferSubData* glBufferSubData;
|
|
proc_glCreateShader* glCreateShader;
|
|
proc_glShaderSource* glShaderSource;
|
|
proc_glCompileShader* glCompileShader;
|
|
proc_glCreateProgram* glCreateProgram;
|
|
proc_glAttachShader* glAttachShader;
|
|
proc_glLinkProgram* glLinkProgram;
|
|
proc_glUseProgram* glUseProgram;
|
|
proc_glGetAttribLocation* glGetAttribLocation;
|
|
proc_glVertexAttribPointer* glVertexAttribPointer;
|
|
proc_glEnableVertexAttribArray* glEnableVertexAttribArray;
|
|
proc_glGetShaderiv* glGetShaderiv;
|
|
proc_glGetShaderInfoLog* glGetShaderInfoLog;
|
|
proc_glGetProgramiv* glGetProgramiv;
|
|
proc_glGetProgramInfoLog* glGetProgramInfoLog;
|
|
proc_glGetUniformLocation* glGetUniformLocation;
|
|
proc_glUniformMatrix4fv* glUniformMatrix4fv;
|
|
};
|
|
|
|
////////////////////////////////////////
|
|
// error strings
|
|
|
|
#define WIN32_GL_ERROR_CASE(code) case (code): { result = #code; } break
|
|
|
|
char*
|
|
win32_gl_error_to_string(u32 error)
|
|
{
|
|
char* result = 0;
|
|
switch (error)
|
|
{
|
|
WIN32_GL_ERROR_CASE(GL_INVALID_VALUE);
|
|
WIN32_GL_ERROR_CASE(GL_INVALID_ENUM );
|
|
WIN32_GL_ERROR_CASE(GL_INVALID_OPERATION);
|
|
default: { result = "unknown"; }
|
|
}
|
|
return result;
|
|
}
|
|
#endif //LUMENARIUM_WIN32_OPENGL_H
|