ebiten/internal/graphicsdriver/opengl/gl/default_notpurego.go
2022-11-13 08:48:26 -08:00

983 lines
45 KiB
Go

// SPDX-License-Identifier: MIT
// SPDX-FileCopyrightText: 2014 Eric Woroshow
//go:build !android && !darwin && !js && !windows
package gl
// #ifndef APIENTRY
// #define APIENTRY
// #endif
//
// #ifndef APIENTRYP
// #define APIENTRYP APIENTRY *
// #endif
//
// #ifndef GLAPI
// #define GLAPI extern
// #endif
//
// #include <stdint.h>
// #include <stdlib.h>
//
// typedef unsigned int GLenum;
// typedef unsigned char GLboolean;
// typedef unsigned int GLbitfield;
// typedef int GLint;
// typedef unsigned int GLuint;
// typedef int GLsizei;
// typedef float GLfloat;
// typedef char GLchar;
// typedef ptrdiff_t GLintptr;
// typedef ptrdiff_t GLsizeiptr;
//
// typedef void (APIENTRY *GLDEBUGPROC)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam);
// typedef void (APIENTRY *GLDEBUGPROCARB)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam);
// typedef void (APIENTRY *GLDEBUGPROCKHR)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam);
// typedef void (APIENTRY *GLDEBUGPROCAMD)(GLuint id,GLenum category,GLenum severity,GLsizei length,const GLchar *message,void *userParam);
// typedef unsigned short GLhalfNV;
// typedef GLintptr GLvdpauSurfaceNV;
//
// typedef void (APIENTRYP GPACTIVETEXTURE)(GLenum texture);
// typedef void (APIENTRYP GPATTACHSHADER)(GLuint program, GLuint shader);
// typedef void (APIENTRYP GPBINDATTRIBLOCATION)(GLuint program, GLuint index, const GLchar * name);
// typedef void (APIENTRYP GPBINDBUFFER)(GLenum target, GLuint buffer);
// typedef void (APIENTRYP GPBINDFRAMEBUFFEREXT)(GLenum target, GLuint framebuffer);
// typedef void (APIENTRYP GPBINDRENDERBUFFEREXT)(GLenum target, GLuint renderbuffer);
// typedef void (APIENTRYP GPBINDTEXTURE)(GLenum target, GLuint texture);
// typedef void (APIENTRYP GPBLENDEQUATIONSEPARATE)(GLenum modeRGB, GLenum modeAlpha);
// typedef void (APIENTRYP GPBLENDFUNCSEPARATE)(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);
// typedef void (APIENTRYP GPBUFFERDATA)(GLenum target, GLsizeiptr size, const void * data, GLenum usage);
// typedef void (APIENTRYP GPBUFFERSUBDATA)(GLenum target, GLintptr offset, GLsizeiptr size, const void * data);
// typedef GLenum (APIENTRYP GPCHECKFRAMEBUFFERSTATUSEXT)(GLenum target);
// typedef void (APIENTRYP GPCLEAR)(GLbitfield mask);
// typedef void (APIENTRYP GPCOLORMASK)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
// typedef void (APIENTRYP GPCOMPILESHADER)(GLuint shader);
// typedef GLuint (APIENTRYP GPCREATEPROGRAM)();
// typedef GLuint (APIENTRYP GPCREATESHADER)(GLenum type);
// typedef void (APIENTRYP GPDELETEBUFFERS)(GLsizei n, const GLuint * buffers);
// typedef void (APIENTRYP GPDELETEFRAMEBUFFERSEXT)(GLsizei n, const GLuint * framebuffers);
// typedef void (APIENTRYP GPDELETEPROGRAM)(GLuint program);
// typedef void (APIENTRYP GPDELETERENDERBUFFERSEXT)(GLsizei n, const GLuint * renderbuffers);
// typedef void (APIENTRYP GPDELETESHADER)(GLuint shader);
// typedef void (APIENTRYP GPDELETETEXTURES)(GLsizei n, const GLuint * textures);
// typedef void (APIENTRYP GPDISABLE)(GLenum cap);
// typedef void (APIENTRYP GPDISABLEVERTEXATTRIBARRAY)(GLuint index);
// typedef void (APIENTRYP GPDRAWELEMENTS)(GLenum mode, GLsizei count, GLenum type, const uintptr_t indices);
// typedef void (APIENTRYP GPENABLE)(GLenum cap);
// typedef void (APIENTRYP GPENABLEVERTEXATTRIBARRAY)(GLuint index);
// typedef void (APIENTRYP GPFLUSH)();
// typedef void (APIENTRYP GPFRAMEBUFFERRENDERBUFFEREXT)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
// typedef void (APIENTRYP GPFRAMEBUFFERTEXTURE2DEXT)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
// typedef void (APIENTRYP GPGENBUFFERS)(GLsizei n, GLuint * buffers);
// typedef void (APIENTRYP GPGENFRAMEBUFFERSEXT)(GLsizei n, GLuint * framebuffers);
// typedef void (APIENTRYP GPGENRENDERBUFFERSEXT)(GLsizei n, GLuint * renderbuffers);
// typedef void (APIENTRYP GPGENTEXTURES)(GLsizei n, GLuint * textures);
// typedef GLenum (APIENTRYP GPGETERROR)();
// typedef void (APIENTRYP GPGETINTEGERV)(GLenum pname, GLint * data);
// typedef void (APIENTRYP GPGETPROGRAMINFOLOG)(GLuint program, GLsizei bufSize, GLsizei * length, GLchar * infoLog);
// typedef void (APIENTRYP GPGETPROGRAMIV)(GLuint program, GLenum pname, GLint * params);
// typedef void (APIENTRYP GPGETSHADERINFOLOG)(GLuint shader, GLsizei bufSize, GLsizei * length, GLchar * infoLog);
// typedef void (APIENTRYP GPGETSHADERIV)(GLuint shader, GLenum pname, GLint * params);
// typedef GLint (APIENTRYP GPGETUNIFORMLOCATION)(GLuint program, const GLchar * name);
// typedef GLboolean (APIENTRYP GPISFRAMEBUFFEREXT)(GLuint framebuffer);
// typedef GLboolean (APIENTRYP GPISPROGRAM)(GLuint program);
// typedef GLboolean (APIENTRYP GPISRENDERBUFFEREXT)(GLuint renderbuffer);
// typedef GLboolean (APIENTRYP GPISTEXTURE)(GLuint texture);
// typedef void (APIENTRYP GPLINKPROGRAM)(GLuint program);
// typedef void (APIENTRYP GPPIXELSTOREI)(GLenum pname, GLint param);
// typedef void (APIENTRYP GPREADPIXELS)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void * pixels);
// typedef void (APIENTRYP GPRENDERBUFFERSTORAGEEXT)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
// typedef void (APIENTRYP GPSCISSOR)(GLint x, GLint y, GLsizei width, GLsizei height);
// typedef void (APIENTRYP GPSHADERSOURCE)(GLuint shader, GLsizei count, const GLchar *const* string, const GLint * length);
// typedef void (APIENTRYP GPSTENCILFUNC)(GLenum func, GLint ref, GLuint mask);
// typedef void (APIENTRYP GPSTENCILOP)(GLenum fail, GLenum zfail, GLenum zpass);
// typedef void (APIENTRYP GPTEXIMAGE2D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void * pixels);
// typedef void (APIENTRYP GPTEXPARAMETERI)(GLenum target, GLenum pname, GLint param);
// typedef void (APIENTRYP GPTEXSUBIMAGE2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void * pixels);
// typedef void (APIENTRYP GPUNIFORM1FV)(GLint location, GLsizei count, const GLfloat * value);
// typedef void (APIENTRYP GPUNIFORM1I)(GLint location, GLint v0);
// typedef void (APIENTRYP GPUNIFORM1IV)(GLint location, GLsizei count, const GLint * value);
// typedef void (APIENTRYP GPUNIFORM2FV)(GLint location, GLsizei count, const GLfloat * value);
// typedef void (APIENTRYP GPUNIFORM3FV)(GLint location, GLsizei count, const GLfloat * value);
// typedef void (APIENTRYP GPUNIFORM4FV)(GLint location, GLsizei count, const GLfloat * value);
// typedef void (APIENTRYP GPUNIFORMMATRIX2FV)(GLint location, GLsizei count, GLboolean transpose, const GLfloat * value);
// typedef void (APIENTRYP GPUNIFORMMATRIX3FV)(GLint location, GLsizei count, GLboolean transpose, const GLfloat * value);
// typedef void (APIENTRYP GPUNIFORMMATRIX4FV)(GLint location, GLsizei count, GLboolean transpose, const GLfloat * value);
// typedef void (APIENTRYP GPUSEPROGRAM)(GLuint program);
// typedef void (APIENTRYP GPVERTEXATTRIBPOINTER)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const uintptr_t pointer);
// typedef void (APIENTRYP GPVIEWPORT)(GLint x, GLint y, GLsizei width, GLsizei height);
//
// static void glowActiveTexture(GPACTIVETEXTURE fnptr, GLenum texture) {
// (*fnptr)(texture);
// }
// static void glowAttachShader(GPATTACHSHADER fnptr, GLuint program, GLuint shader) {
// (*fnptr)(program, shader);
// }
// static void glowBindAttribLocation(GPBINDATTRIBLOCATION fnptr, GLuint program, GLuint index, const GLchar * name) {
// (*fnptr)(program, index, name);
// }
// static void glowBindBuffer(GPBINDBUFFER fnptr, GLenum target, GLuint buffer) {
// (*fnptr)(target, buffer);
// }
// static void glowBindFramebufferEXT(GPBINDFRAMEBUFFEREXT fnptr, GLenum target, GLuint framebuffer) {
// (*fnptr)(target, framebuffer);
// }
// static void glowBindRenderbufferEXT(GPBINDRENDERBUFFEREXT fnptr, GLenum target, GLuint renderbuffer) {
// (*fnptr)(target, renderbuffer);
// }
// static void glowBindTexture(GPBINDTEXTURE fnptr, GLenum target, GLuint texture) {
// (*fnptr)(target, texture);
// }
// static void glowBlendEquationSeparate(GPBLENDEQUATIONSEPARATE fnptr, GLenum modeRGB, GLenum modeAlpha) {
// (*fnptr)(modeRGB, modeAlpha);
// }
// static void glowBlendFuncSeparate(GPBLENDFUNCSEPARATE fnptr, GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha) {
// (*fnptr)(srcRGB, dstRGB, srcAlpha, dstAlpha);
// }
// static void glowBufferData(GPBUFFERDATA fnptr, GLenum target, GLsizeiptr size, const void * data, GLenum usage) {
// (*fnptr)(target, size, data, usage);
// }
// static void glowBufferSubData(GPBUFFERSUBDATA fnptr, GLenum target, GLintptr offset, GLsizeiptr size, const void * data) {
// (*fnptr)(target, offset, size, data);
// }
// static GLenum glowCheckFramebufferStatusEXT(GPCHECKFRAMEBUFFERSTATUSEXT fnptr, GLenum target) {
// return (*fnptr)(target);
// }
// static void glowClear(GPCLEAR fnptr, GLbitfield mask) {
// (*fnptr)(mask);
// }
// static void glowColorMask(GPCOLORMASK fnptr, GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha) {
// (*fnptr)(red, green, blue, alpha);
// }
// static void glowCompileShader(GPCOMPILESHADER fnptr, GLuint shader) {
// (*fnptr)(shader);
// }
// static GLuint glowCreateProgram(GPCREATEPROGRAM fnptr) {
// return (*fnptr)();
// }
// static GLuint glowCreateShader(GPCREATESHADER fnptr, GLenum type) {
// return (*fnptr)(type);
// }
// static void glowDeleteBuffers(GPDELETEBUFFERS fnptr, GLsizei n, const GLuint * buffers) {
// (*fnptr)(n, buffers);
// }
// static void glowDeleteFramebuffersEXT(GPDELETEFRAMEBUFFERSEXT fnptr, GLsizei n, const GLuint * framebuffers) {
// (*fnptr)(n, framebuffers);
// }
// static void glowDeleteProgram(GPDELETEPROGRAM fnptr, GLuint program) {
// (*fnptr)(program);
// }
// static void glowDeleteRenderbuffersEXT(GPDELETERENDERBUFFERSEXT fnptr, GLsizei n, const GLuint * renderbuffers) {
// (*fnptr)(n, renderbuffers);
// }
// static void glowDeleteShader(GPDELETESHADER fnptr, GLuint shader) {
// (*fnptr)(shader);
// }
// static void glowDeleteTextures(GPDELETETEXTURES fnptr, GLsizei n, const GLuint * textures) {
// (*fnptr)(n, textures);
// }
// static void glowDisable(GPDISABLE fnptr, GLenum cap) {
// (*fnptr)(cap);
// }
// static void glowDisableVertexAttribArray(GPDISABLEVERTEXATTRIBARRAY fnptr, GLuint index) {
// (*fnptr)(index);
// }
// static void glowDrawElements(GPDRAWELEMENTS fnptr, GLenum mode, GLsizei count, GLenum type, const uintptr_t indices) {
// (*fnptr)(mode, count, type, indices);
// }
// static void glowEnable(GPENABLE fnptr, GLenum cap) {
// (*fnptr)(cap);
// }
// static void glowEnableVertexAttribArray(GPENABLEVERTEXATTRIBARRAY fnptr, GLuint index) {
// (*fnptr)(index);
// }
// static void glowFlush(GPFLUSH fnptr) {
// (*fnptr)();
// }
// static void glowFramebufferRenderbufferEXT(GPFRAMEBUFFERRENDERBUFFEREXT fnptr, GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer) {
// (*fnptr)(target, attachment, renderbuffertarget, renderbuffer);
// }
// static void glowFramebufferTexture2DEXT(GPFRAMEBUFFERTEXTURE2DEXT fnptr, GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level) {
// (*fnptr)(target, attachment, textarget, texture, level);
// }
// static void glowGenBuffers(GPGENBUFFERS fnptr, GLsizei n, GLuint * buffers) {
// (*fnptr)(n, buffers);
// }
// static void glowGenFramebuffersEXT(GPGENFRAMEBUFFERSEXT fnptr, GLsizei n, GLuint * framebuffers) {
// (*fnptr)(n, framebuffers);
// }
// static void glowGenRenderbuffersEXT(GPGENRENDERBUFFERSEXT fnptr, GLsizei n, GLuint * renderbuffers) {
// (*fnptr)(n, renderbuffers);
// }
// static void glowGenTextures(GPGENTEXTURES fnptr, GLsizei n, GLuint * textures) {
// (*fnptr)(n, textures);
// }
// static GLenum glowGetError(GPGETERROR fnptr) {
// return (*fnptr)();
// }
// static void glowGetIntegerv(GPGETINTEGERV fnptr, GLenum pname, GLint * data) {
// (*fnptr)(pname, data);
// }
// static void glowGetProgramInfoLog(GPGETPROGRAMINFOLOG fnptr, GLuint program, GLsizei bufSize, GLsizei * length, GLchar * infoLog) {
// (*fnptr)(program, bufSize, length, infoLog);
// }
// static void glowGetProgramiv(GPGETPROGRAMIV fnptr, GLuint program, GLenum pname, GLint * params) {
// (*fnptr)(program, pname, params);
// }
// static void glowGetShaderInfoLog(GPGETSHADERINFOLOG fnptr, GLuint shader, GLsizei bufSize, GLsizei * length, GLchar * infoLog) {
// (*fnptr)(shader, bufSize, length, infoLog);
// }
// static void glowGetShaderiv(GPGETSHADERIV fnptr, GLuint shader, GLenum pname, GLint * params) {
// (*fnptr)(shader, pname, params);
// }
// static GLint glowGetUniformLocation(GPGETUNIFORMLOCATION fnptr, GLuint program, const GLchar * name) {
// return (*fnptr)(program, name);
// }
// static GLboolean glowIsFramebufferEXT(GPISFRAMEBUFFEREXT fnptr, GLuint framebuffer) {
// return (*fnptr)(framebuffer);
// }
// static GLboolean glowIsProgram(GPISPROGRAM fnptr, GLuint program) {
// return (*fnptr)(program);
// }
// static GLboolean glowIsRenderbufferEXT(GPISRENDERBUFFEREXT fnptr, GLuint renderbuffer) {
// return (*fnptr)(renderbuffer);
// }
// static GLboolean glowIsTexture(GPISTEXTURE fnptr, GLuint texture) {
// return (*fnptr)(texture);
// }
// static void glowLinkProgram(GPLINKPROGRAM fnptr, GLuint program) {
// (*fnptr)(program);
// }
// static void glowPixelStorei(GPPIXELSTOREI fnptr, GLenum pname, GLint param) {
// (*fnptr)(pname, param);
// }
// static void glowReadPixels(GPREADPIXELS fnptr, GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void * pixels) {
// (*fnptr)(x, y, width, height, format, type, pixels);
// }
// static void glowRenderbufferStorageEXT(GPRENDERBUFFERSTORAGEEXT fnptr, GLenum target, GLenum internalformat, GLsizei width, GLsizei height) {
// (*fnptr)(target, internalformat, width, height);
// }
// static void glowScissor(GPSCISSOR fnptr, GLint x, GLint y, GLsizei width, GLsizei height) {
// (*fnptr)(x, y, width, height);
// }
// static void glowShaderSource(GPSHADERSOURCE fnptr, GLuint shader, GLsizei count, const GLchar *const* string, const GLint * length) {
// (*fnptr)(shader, count, string, length);
// }
// static void glowStencilFunc(GPSTENCILFUNC fnptr, GLenum func, GLint ref, GLuint mask) {
// (*fnptr)(func, ref, mask);
// }
// static void glowStencilOp(GPSTENCILOP fnptr, GLenum fail, GLenum zfail, GLenum zpass) {
// (*fnptr)(fail, zfail, zpass);
// }
// static void glowTexImage2D(GPTEXIMAGE2D fnptr, GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void * pixels) {
// (*fnptr)(target, level, internalformat, width, height, border, format, type, pixels);
// }
// static void glowTexParameteri(GPTEXPARAMETERI fnptr, GLenum target, GLenum pname, GLint param) {
// (*fnptr)(target, pname, param);
// }
// static void glowTexSubImage2D(GPTEXSUBIMAGE2D fnptr, GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void * pixels) {
// (*fnptr)(target, level, xoffset, yoffset, width, height, format, type, pixels);
// }
// static void glowUniform1fv(GPUNIFORM1FV fnptr, GLint location, GLsizei count, const GLfloat * value) {
// (*fnptr)(location, count, value);
// }
// static void glowUniform1i(GPUNIFORM1I fnptr, GLint location, GLint v0) {
// (*fnptr)(location, v0);
// }
// static void glowUniform1iv(GPUNIFORM1IV fnptr, GLint location, GLsizei count, const GLint * value) {
// (*fnptr)(location, count, value);
// }
// static void glowUniform2fv(GPUNIFORM2FV fnptr, GLint location, GLsizei count, const GLfloat * value) {
// (*fnptr)(location, count, value);
// }
// static void glowUniform3fv(GPUNIFORM3FV fnptr, GLint location, GLsizei count, const GLfloat * value) {
// (*fnptr)(location, count, value);
// }
// static void glowUniform4fv(GPUNIFORM4FV fnptr, GLint location, GLsizei count, const GLfloat * value) {
// (*fnptr)(location, count, value);
// }
// static void glowUniformMatrix2fv(GPUNIFORMMATRIX2FV fnptr, GLint location, GLsizei count, GLboolean transpose, const GLfloat * value) {
// (*fnptr)(location, count, transpose, value);
// }
// static void glowUniformMatrix3fv(GPUNIFORMMATRIX3FV fnptr, GLint location, GLsizei count, GLboolean transpose, const GLfloat * value) {
// (*fnptr)(location, count, transpose, value);
// }
// static void glowUniformMatrix4fv(GPUNIFORMMATRIX4FV fnptr, GLint location, GLsizei count, GLboolean transpose, const GLfloat * value) {
// (*fnptr)(location, count, transpose, value);
// }
// static void glowUseProgram(GPUSEPROGRAM fnptr, GLuint program) {
// (*fnptr)(program);
// }
// static void glowVertexAttribPointer(GPVERTEXATTRIBPOINTER fnptr, GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const uintptr_t pointer) {
// (*fnptr)(index, size, type, normalized, stride, pointer);
// }
// static void glowViewport(GPVIEWPORT fnptr, GLint x, GLint y, GLsizei width, GLsizei height) {
// (*fnptr)(x, y, width, height);
// }
import "C"
import (
"errors"
"runtime"
"unsafe"
)
type defaultContext struct {
gpActiveTexture C.GPACTIVETEXTURE
gpAttachShader C.GPATTACHSHADER
gpBindAttribLocation C.GPBINDATTRIBLOCATION
gpBindBuffer C.GPBINDBUFFER
gpBindFramebufferEXT C.GPBINDFRAMEBUFFEREXT
gpBindRenderbufferEXT C.GPBINDRENDERBUFFEREXT
gpBindTexture C.GPBINDTEXTURE
gpBlendEquationSeparate C.GPBLENDEQUATIONSEPARATE
gpBlendFuncSeparate C.GPBLENDFUNCSEPARATE
gpBufferData C.GPBUFFERDATA
gpBufferSubData C.GPBUFFERSUBDATA
gpCheckFramebufferStatusEXT C.GPCHECKFRAMEBUFFERSTATUSEXT
gpClear C.GPCLEAR
gpColorMask C.GPCOLORMASK
gpCompileShader C.GPCOMPILESHADER
gpCreateProgram C.GPCREATEPROGRAM
gpCreateShader C.GPCREATESHADER
gpDeleteBuffers C.GPDELETEBUFFERS
gpDeleteFramebuffersEXT C.GPDELETEFRAMEBUFFERSEXT
gpDeleteProgram C.GPDELETEPROGRAM
gpDeleteRenderbuffersEXT C.GPDELETERENDERBUFFERSEXT
gpDeleteShader C.GPDELETESHADER
gpDeleteTextures C.GPDELETETEXTURES
gpDisable C.GPDISABLE
gpDisableVertexAttribArray C.GPDISABLEVERTEXATTRIBARRAY
gpDrawElements C.GPDRAWELEMENTS
gpEnable C.GPENABLE
gpEnableVertexAttribArray C.GPENABLEVERTEXATTRIBARRAY
gpFlush C.GPFLUSH
gpFramebufferRenderbufferEXT C.GPFRAMEBUFFERRENDERBUFFEREXT
gpFramebufferTexture2DEXT C.GPFRAMEBUFFERTEXTURE2DEXT
gpGenBuffers C.GPGENBUFFERS
gpGenFramebuffersEXT C.GPGENFRAMEBUFFERSEXT
gpGenRenderbuffersEXT C.GPGENRENDERBUFFERSEXT
gpGenTextures C.GPGENTEXTURES
gpGetError C.GPGETERROR
gpGetIntegerv C.GPGETINTEGERV
gpGetProgramInfoLog C.GPGETPROGRAMINFOLOG
gpGetProgramiv C.GPGETPROGRAMIV
gpGetShaderInfoLog C.GPGETSHADERINFOLOG
gpGetShaderiv C.GPGETSHADERIV
gpGetUniformLocation C.GPGETUNIFORMLOCATION
gpIsFramebufferEXT C.GPISFRAMEBUFFEREXT
gpIsProgram C.GPISPROGRAM
gpIsRenderbufferEXT C.GPISRENDERBUFFEREXT
gpIsTexture C.GPISTEXTURE
gpLinkProgram C.GPLINKPROGRAM
gpPixelStorei C.GPPIXELSTOREI
gpReadPixels C.GPREADPIXELS
gpRenderbufferStorageEXT C.GPRENDERBUFFERSTORAGEEXT
gpScissor C.GPSCISSOR
gpShaderSource C.GPSHADERSOURCE
gpStencilFunc C.GPSTENCILFUNC
gpStencilOp C.GPSTENCILOP
gpTexImage2D C.GPTEXIMAGE2D
gpTexParameteri C.GPTEXPARAMETERI
gpTexSubImage2D C.GPTEXSUBIMAGE2D
gpUniform1fv C.GPUNIFORM1FV
gpUniform1i C.GPUNIFORM1I
gpUniform1iv C.GPUNIFORM1IV
gpUniform2fv C.GPUNIFORM2FV
gpUniform3fv C.GPUNIFORM3FV
gpUniform4fv C.GPUNIFORM4FV
gpUniformMatrix2fv C.GPUNIFORMMATRIX2FV
gpUniformMatrix3fv C.GPUNIFORMMATRIX3FV
gpUniformMatrix4fv C.GPUNIFORMMATRIX4FV
gpUseProgram C.GPUSEPROGRAM
gpVertexAttribPointer C.GPVERTEXATTRIBPOINTER
gpViewport C.GPVIEWPORT
}
func NewDefaultContext() Context {
return &defaultContext{}
}
func boolToInt(b bool) int {
if b {
return 1
}
return 0
}
func (c *defaultContext) ActiveTexture(texture uint32) {
C.glowActiveTexture(c.gpActiveTexture, (C.GLenum)(texture))
}
func (c *defaultContext) AttachShader(program uint32, shader uint32) {
C.glowAttachShader(c.gpAttachShader, (C.GLuint)(program), (C.GLuint)(shader))
}
func (c *defaultContext) BindAttribLocation(program uint32, index uint32, name string) {
cname := C.CString(name)
defer C.free(unsafe.Pointer(cname))
C.glowBindAttribLocation(c.gpBindAttribLocation, (C.GLuint)(program), (C.GLuint)(index), (*C.GLchar)(unsafe.Pointer(cname)))
}
func (c *defaultContext) BindBuffer(target uint32, buffer uint32) {
C.glowBindBuffer(c.gpBindBuffer, (C.GLenum)(target), (C.GLuint)(buffer))
}
func (c *defaultContext) BindFramebuffer(target uint32, framebuffer uint32) {
C.glowBindFramebufferEXT(c.gpBindFramebufferEXT, (C.GLenum)(target), (C.GLuint)(framebuffer))
}
func (c *defaultContext) BindRenderbuffer(target uint32, renderbuffer uint32) {
C.glowBindRenderbufferEXT(c.gpBindRenderbufferEXT, (C.GLenum)(target), (C.GLuint)(renderbuffer))
}
func (c *defaultContext) BindTexture(target uint32, texture uint32) {
C.glowBindTexture(c.gpBindTexture, (C.GLenum)(target), (C.GLuint)(texture))
}
func (c *defaultContext) BlendEquationSeparate(modeRGB uint32, modeAlpha uint32) {
C.glowBlendEquationSeparate(c.gpBlendEquationSeparate, (C.GLenum)(modeRGB), (C.GLenum)(modeAlpha))
}
func (c *defaultContext) BlendFuncSeparate(srcRGB uint32, dstRGB uint32, srcAlpha uint32, dstAlpha uint32) {
C.glowBlendFuncSeparate(c.gpBlendFuncSeparate, (C.GLenum)(srcRGB), (C.GLenum)(dstRGB), (C.GLenum)(srcAlpha), (C.GLenum)(dstAlpha))
}
func (c *defaultContext) BufferData(target uint32, size int, data []byte, usage uint32) {
var ptr *byte
if len(data) > 0 {
ptr = &data[0]
}
C.glowBufferData(c.gpBufferData, (C.GLenum)(target), (C.GLsizeiptr)(size), unsafe.Pointer(ptr), (C.GLenum)(usage))
runtime.KeepAlive(data)
}
func (c *defaultContext) BufferSubData(target uint32, offset int, data []byte) {
C.glowBufferSubData(c.gpBufferSubData, (C.GLenum)(target), (C.GLintptr)(offset), (C.GLsizeiptr)(len(data)), unsafe.Pointer(&data[0]))
runtime.KeepAlive(data)
}
func (c *defaultContext) CheckFramebufferStatus(target uint32) uint32 {
ret := C.glowCheckFramebufferStatusEXT(c.gpCheckFramebufferStatusEXT, (C.GLenum)(target))
return uint32(ret)
}
func (c *defaultContext) Clear(mask uint32) {
C.glowClear(c.gpClear, (C.GLbitfield)(mask))
}
func (c *defaultContext) ColorMask(red bool, green bool, blue bool, alpha bool) {
C.glowColorMask(c.gpColorMask, (C.GLboolean)(boolToInt(red)), (C.GLboolean)(boolToInt(green)), (C.GLboolean)(boolToInt(blue)), (C.GLboolean)(boolToInt(alpha)))
}
func (c *defaultContext) CompileShader(shader uint32) {
C.glowCompileShader(c.gpCompileShader, (C.GLuint)(shader))
}
func (c *defaultContext) CreateProgram() uint32 {
ret := C.glowCreateProgram(c.gpCreateProgram)
return uint32(ret)
}
func (c *defaultContext) CreateShader(xtype uint32) uint32 {
ret := C.glowCreateShader(c.gpCreateShader, (C.GLenum)(xtype))
return uint32(ret)
}
func (c *defaultContext) DeleteBuffers(buffers []uint32) {
C.glowDeleteBuffers(c.gpDeleteBuffers, (C.GLsizei)(len(buffers)), (*C.GLuint)(unsafe.Pointer(&buffers[0])))
runtime.KeepAlive(buffers)
}
func (c *defaultContext) DeleteFramebuffers(framebuffers []uint32) {
C.glowDeleteFramebuffersEXT(c.gpDeleteFramebuffersEXT, (C.GLsizei)(len(framebuffers)), (*C.GLuint)(unsafe.Pointer(&framebuffers[0])))
runtime.KeepAlive(framebuffers)
}
func (c *defaultContext) DeleteProgram(program uint32) {
C.glowDeleteProgram(c.gpDeleteProgram, (C.GLuint)(program))
}
func (c *defaultContext) DeleteRenderbuffers(renderbuffers []uint32) {
C.glowDeleteRenderbuffersEXT(c.gpDeleteRenderbuffersEXT, (C.GLsizei)(len(renderbuffers)), (*C.GLuint)(unsafe.Pointer(&renderbuffers[0])))
runtime.KeepAlive(renderbuffers)
}
func (c *defaultContext) DeleteShader(shader uint32) {
C.glowDeleteShader(c.gpDeleteShader, (C.GLuint)(shader))
}
func (c *defaultContext) DeleteTextures(textures []uint32) {
C.glowDeleteTextures(c.gpDeleteTextures, (C.GLsizei)(len(textures)), (*C.GLuint)(unsafe.Pointer(&textures[0])))
runtime.KeepAlive(textures)
}
func (c *defaultContext) Disable(cap uint32) {
C.glowDisable(c.gpDisable, (C.GLenum)(cap))
}
func (c *defaultContext) DisableVertexAttribArray(index uint32) {
C.glowDisableVertexAttribArray(c.gpDisableVertexAttribArray, (C.GLuint)(index))
}
func (c *defaultContext) DrawElements(mode uint32, count int32, xtype uint32, offset int) {
C.glowDrawElements(c.gpDrawElements, (C.GLenum)(mode), (C.GLsizei)(count), (C.GLenum)(xtype), C.uintptr_t(offset))
}
func (c *defaultContext) Enable(cap uint32) {
C.glowEnable(c.gpEnable, (C.GLenum)(cap))
}
func (c *defaultContext) EnableVertexAttribArray(index uint32) {
C.glowEnableVertexAttribArray(c.gpEnableVertexAttribArray, (C.GLuint)(index))
}
func (c *defaultContext) Flush() {
C.glowFlush(c.gpFlush)
}
func (c *defaultContext) FramebufferRenderbuffer(target uint32, attachment uint32, renderbuffertarget uint32, renderbuffer uint32) {
C.glowFramebufferRenderbufferEXT(c.gpFramebufferRenderbufferEXT, (C.GLenum)(target), (C.GLenum)(attachment), (C.GLenum)(renderbuffertarget), (C.GLuint)(renderbuffer))
}
func (c *defaultContext) FramebufferTexture2D(target uint32, attachment uint32, textarget uint32, texture uint32, level int32) {
C.glowFramebufferTexture2DEXT(c.gpFramebufferTexture2DEXT, (C.GLenum)(target), (C.GLenum)(attachment), (C.GLenum)(textarget), (C.GLuint)(texture), (C.GLint)(level))
}
func (c *defaultContext) GenBuffers(n int32) []uint32 {
buffers := make([]uint32, n)
C.glowGenBuffers(c.gpGenBuffers, (C.GLsizei)(n), (*C.GLuint)(unsafe.Pointer(&buffers[0])))
return buffers
}
func (c *defaultContext) GenFramebuffers(n int32) []uint32 {
framebuffers := make([]uint32, n)
C.glowGenFramebuffersEXT(c.gpGenFramebuffersEXT, (C.GLsizei)(n), (*C.GLuint)(unsafe.Pointer(&framebuffers[0])))
return framebuffers
}
func (c *defaultContext) GenRenderbuffers(n int32) []uint32 {
renderbuffers := make([]uint32, n)
C.glowGenRenderbuffersEXT(c.gpGenRenderbuffersEXT, (C.GLsizei)(n), (*C.GLuint)(unsafe.Pointer(&renderbuffers[0])))
return renderbuffers
}
func (c *defaultContext) GenTextures(n int32) []uint32 {
textures := make([]uint32, n)
C.glowGenTextures(c.gpGenTextures, (C.GLsizei)(n), (*C.GLuint)(unsafe.Pointer(&textures[0])))
return textures
}
func (c *defaultContext) GetError() uint32 {
ret := C.glowGetError(c.gpGetError)
return uint32(ret)
}
func (c *defaultContext) GetIntegerv(dst []int32, pname uint32) {
C.glowGetIntegerv(c.gpGetIntegerv, (C.GLenum)(pname), (*C.GLint)(unsafe.Pointer(&dst[0])))
}
func (c *defaultContext) GetProgramInfoLog(program uint32) string {
var bufSize [1]int32
c.GetProgramiv(bufSize[:], program, INFO_LOG_LENGTH)
infoLog := make([]byte, bufSize[0])
C.glowGetProgramInfoLog(c.gpGetProgramInfoLog, (C.GLuint)(program), (C.GLsizei)(bufSize[0]), nil, (*C.GLchar)(unsafe.Pointer(&infoLog[0])))
return string(infoLog)
}
func (c *defaultContext) GetProgramiv(dst []int32, program uint32, pname uint32) {
C.glowGetProgramiv(c.gpGetProgramiv, (C.GLuint)(program), (C.GLenum)(pname), (*C.GLint)(unsafe.Pointer(&dst[0])))
}
func (c *defaultContext) GetShaderInfoLog(shader uint32) string {
var bufSize [1]int32
c.GetShaderiv(bufSize[:], shader, INFO_LOG_LENGTH)
infoLog := make([]byte, bufSize[0])
C.glowGetShaderInfoLog(c.gpGetShaderInfoLog, (C.GLuint)(shader), (C.GLsizei)(bufSize[0]), nil, (*C.GLchar)(unsafe.Pointer(&infoLog[0])))
return string(infoLog)
}
func (c *defaultContext) GetShaderiv(dst []int32, shader uint32, pname uint32) {
C.glowGetShaderiv(c.gpGetShaderiv, (C.GLuint)(shader), (C.GLenum)(pname), (*C.GLint)(unsafe.Pointer(&dst[0])))
}
func (c *defaultContext) GetUniformLocation(program uint32, name string) int32 {
cname := C.CString(name)
defer C.free(unsafe.Pointer(cname))
ret := C.glowGetUniformLocation(c.gpGetUniformLocation, (C.GLuint)(program), (*C.GLchar)(unsafe.Pointer(cname)))
return int32(ret)
}
func (c *defaultContext) IsFramebuffer(framebuffer uint32) bool {
ret := C.glowIsFramebufferEXT(c.gpIsFramebufferEXT, (C.GLuint)(framebuffer))
return ret == TRUE
}
func (c *defaultContext) IsProgram(program uint32) bool {
ret := C.glowIsProgram(c.gpIsProgram, (C.GLuint)(program))
return ret == TRUE
}
func (c *defaultContext) IsRenderbuffer(renderbuffer uint32) bool {
ret := C.glowIsRenderbufferEXT(c.gpIsRenderbufferEXT, (C.GLuint)(renderbuffer))
return ret == TRUE
}
func (c *defaultContext) IsTexture(texture uint32) bool {
ret := C.glowIsTexture(c.gpIsTexture, (C.GLuint)(texture))
return ret == TRUE
}
func (c *defaultContext) LinkProgram(program uint32) {
C.glowLinkProgram(c.gpLinkProgram, (C.GLuint)(program))
}
func (c *defaultContext) PixelStorei(pname uint32, param int32) {
C.glowPixelStorei(c.gpPixelStorei, (C.GLenum)(pname), (C.GLint)(param))
}
func (c *defaultContext) ReadPixels(dst []byte, x int32, y int32, width int32, height int32, format uint32, xtype uint32) {
C.glowReadPixels(c.gpReadPixels, (C.GLint)(x), (C.GLint)(y), (C.GLsizei)(width), (C.GLsizei)(height), (C.GLenum)(format), (C.GLenum)(xtype), unsafe.Pointer(&dst[0]))
}
func (c *defaultContext) RenderbufferStorage(target uint32, internalformat uint32, width int32, height int32) {
C.glowRenderbufferStorageEXT(c.gpRenderbufferStorageEXT, (C.GLenum)(target), (C.GLenum)(internalformat), (C.GLsizei)(width), (C.GLsizei)(height))
}
func (c *defaultContext) Scissor(x int32, y int32, width int32, height int32) {
C.glowScissor(c.gpScissor, (C.GLint)(x), (C.GLint)(y), (C.GLsizei)(width), (C.GLsizei)(height))
}
func (c *defaultContext) ShaderSource(shader uint32, xstring string) {
cstring := C.CString(xstring)
defer C.free(unsafe.Pointer(cstring))
C.glowShaderSource(c.gpShaderSource, (C.GLuint)(shader), 1, (**C.GLchar)(unsafe.Pointer(&cstring)), nil)
}
func (c *defaultContext) StencilFunc(xfunc uint32, ref int32, mask uint32) {
C.glowStencilFunc(c.gpStencilFunc, (C.GLenum)(xfunc), (C.GLint)(ref), (C.GLuint)(mask))
}
func (c *defaultContext) StencilOp(fail uint32, zfail uint32, zpass uint32) {
C.glowStencilOp(c.gpStencilOp, (C.GLenum)(fail), (C.GLenum)(zfail), (C.GLenum)(zpass))
}
func (c *defaultContext) TexImage2D(target uint32, level int32, internalformat int32, width int32, height int32, format uint32, xtype uint32, pixels []byte) {
var ptr *byte
if len(pixels) > 0 {
ptr = &pixels[0]
}
C.glowTexImage2D(c.gpTexImage2D, (C.GLenum)(target), (C.GLint)(level), (C.GLint)(internalformat), (C.GLsizei)(width), (C.GLsizei)(height), 0, (C.GLenum)(format), (C.GLenum)(xtype), unsafe.Pointer(ptr))
runtime.KeepAlive(pixels)
}
func (c *defaultContext) TexParameteri(target uint32, pname uint32, param int32) {
C.glowTexParameteri(c.gpTexParameteri, (C.GLenum)(target), (C.GLenum)(pname), (C.GLint)(param))
}
func (c *defaultContext) TexSubImage2D(target uint32, level int32, xoffset int32, yoffset int32, width int32, height int32, format uint32, xtype uint32, pixels []byte) {
C.glowTexSubImage2D(c.gpTexSubImage2D, (C.GLenum)(target), (C.GLint)(level), (C.GLint)(xoffset), (C.GLint)(yoffset), (C.GLsizei)(width), (C.GLsizei)(height), (C.GLenum)(format), (C.GLenum)(xtype), unsafe.Pointer(&pixels[0]))
runtime.KeepAlive(pixels)
}
func (c *defaultContext) Uniform1fv(location int32, value []float32) {
C.glowUniform1fv(c.gpUniform1fv, (C.GLint)(location), (C.GLsizei)(len(value)), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) Uniform1i(location int32, v0 int32) {
C.glowUniform1i(c.gpUniform1i, (C.GLint)(location), (C.GLint)(v0))
}
func (c *defaultContext) Uniform1iv(location int32, value []int32) {
C.glowUniform1iv(c.gpUniform1iv, (C.GLint)(location), (C.GLsizei)(len(value)), (*C.GLint)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) Uniform2fv(location int32, value []float32) {
C.glowUniform2fv(c.gpUniform2fv, (C.GLint)(location), (C.GLsizei)(len(value)/2), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) Uniform3fv(location int32, value []float32) {
C.glowUniform3fv(c.gpUniform3fv, (C.GLint)(location), (C.GLsizei)(len(value)/3), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) Uniform4fv(location int32, value []float32) {
C.glowUniform4fv(c.gpUniform4fv, (C.GLint)(location), (C.GLsizei)(len(value)/4), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) UniformMatrix2fv(location int32, transpose bool, value []float32) {
C.glowUniformMatrix2fv(c.gpUniformMatrix2fv, (C.GLint)(location), (C.GLsizei)(len(value)/4), (C.GLboolean)(boolToInt(transpose)), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) UniformMatrix3fv(location int32, transpose bool, value []float32) {
C.glowUniformMatrix3fv(c.gpUniformMatrix3fv, (C.GLint)(location), (C.GLsizei)(len(value)/9), (C.GLboolean)(boolToInt(transpose)), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) UniformMatrix4fv(location int32, transpose bool, value []float32) {
C.glowUniformMatrix4fv(c.gpUniformMatrix4fv, (C.GLint)(location), (C.GLsizei)(len(value)/16), (C.GLboolean)(boolToInt(transpose)), (*C.GLfloat)(unsafe.Pointer(&value[0])))
runtime.KeepAlive(value)
}
func (c *defaultContext) UseProgram(program uint32) {
C.glowUseProgram(c.gpUseProgram, (C.GLuint)(program))
}
func (c *defaultContext) VertexAttribPointer(index uint32, size int32, xtype uint32, normalized bool, stride int32, offset int) {
C.glowVertexAttribPointer(c.gpVertexAttribPointer, (C.GLuint)(index), (C.GLint)(size), (C.GLenum)(xtype), (C.GLboolean)(boolToInt(normalized)), (C.GLsizei)(stride), C.uintptr_t(offset))
}
func (c *defaultContext) Viewport(x int32, y int32, width int32, height int32) {
C.glowViewport(c.gpViewport, (C.GLint)(x), (C.GLint)(y), (C.GLsizei)(width), (C.GLsizei)(height))
}
func (c *defaultContext) Init() error {
c.gpActiveTexture = (C.GPACTIVETEXTURE)(getProcAddress("glActiveTexture"))
if c.gpActiveTexture == nil {
return errors.New("gl: glActiveTexture is missing")
}
c.gpAttachShader = (C.GPATTACHSHADER)(getProcAddress("glAttachShader"))
if c.gpAttachShader == nil {
return errors.New("gl: glAttachShader is missing")
}
c.gpBindAttribLocation = (C.GPBINDATTRIBLOCATION)(getProcAddress("glBindAttribLocation"))
if c.gpBindAttribLocation == nil {
return errors.New("gl: glBindAttribLocation is missing")
}
c.gpBindBuffer = (C.GPBINDBUFFER)(getProcAddress("glBindBuffer"))
if c.gpBindBuffer == nil {
return errors.New("gl: glBindBuffer is missing")
}
c.gpBindFramebufferEXT = (C.GPBINDFRAMEBUFFEREXT)(getProcAddress("glBindFramebufferEXT"))
c.gpBindRenderbufferEXT = (C.GPBINDRENDERBUFFEREXT)(getProcAddress("glBindRenderbufferEXT"))
c.gpBindTexture = (C.GPBINDTEXTURE)(getProcAddress("glBindTexture"))
if c.gpBindTexture == nil {
return errors.New("gl: glBindTexture is missing")
}
c.gpBlendEquationSeparate = (C.GPBLENDEQUATIONSEPARATE)(getProcAddress("glBlendEquationSeparate"))
if c.gpBlendEquationSeparate == nil {
return errors.New("gl: glBlendEquationSeparate is missing")
}
c.gpBlendFuncSeparate = (C.GPBLENDFUNCSEPARATE)(getProcAddress("glBlendFuncSeparate"))
if c.gpBlendFuncSeparate == nil {
return errors.New("gl: glBlendFuncSeparate is missing")
}
c.gpBufferData = (C.GPBUFFERDATA)(getProcAddress("glBufferData"))
if c.gpBufferData == nil {
return errors.New("gl: glBufferData is missing")
}
c.gpBufferSubData = (C.GPBUFFERSUBDATA)(getProcAddress("glBufferSubData"))
if c.gpBufferSubData == nil {
return errors.New("gl: glBufferSubData is missing")
}
c.gpCheckFramebufferStatusEXT = (C.GPCHECKFRAMEBUFFERSTATUSEXT)(getProcAddress("glCheckFramebufferStatusEXT"))
c.gpClear = (C.GPCLEAR)(getProcAddress("glClear"))
if c.gpClear == nil {
return errors.New("gl: glClear is missing")
}
c.gpColorMask = (C.GPCOLORMASK)(getProcAddress("glColorMask"))
if c.gpColorMask == nil {
return errors.New("gl: glColorMask is missing")
}
c.gpCompileShader = (C.GPCOMPILESHADER)(getProcAddress("glCompileShader"))
if c.gpCompileShader == nil {
return errors.New("gl: glCompileShader is missing")
}
c.gpCreateProgram = (C.GPCREATEPROGRAM)(getProcAddress("glCreateProgram"))
if c.gpCreateProgram == nil {
return errors.New("gl: glCreateProgram is missing")
}
c.gpCreateShader = (C.GPCREATESHADER)(getProcAddress("glCreateShader"))
if c.gpCreateShader == nil {
return errors.New("gl: glCreateShader is missing")
}
c.gpDeleteBuffers = (C.GPDELETEBUFFERS)(getProcAddress("glDeleteBuffers"))
if c.gpDeleteBuffers == nil {
return errors.New("gl: glDeleteBuffers is missing")
}
c.gpDeleteFramebuffersEXT = (C.GPDELETEFRAMEBUFFERSEXT)(getProcAddress("glDeleteFramebuffersEXT"))
c.gpDeleteProgram = (C.GPDELETEPROGRAM)(getProcAddress("glDeleteProgram"))
if c.gpDeleteProgram == nil {
return errors.New("gl: glDeleteProgram is missing")
}
c.gpDeleteRenderbuffersEXT = (C.GPDELETERENDERBUFFERSEXT)(getProcAddress("glDeleteRenderbuffersEXT"))
c.gpDeleteShader = (C.GPDELETESHADER)(getProcAddress("glDeleteShader"))
if c.gpDeleteShader == nil {
return errors.New("gl: glDeleteShader is missing")
}
c.gpDeleteTextures = (C.GPDELETETEXTURES)(getProcAddress("glDeleteTextures"))
if c.gpDeleteTextures == nil {
return errors.New("gl: glDeleteTextures is missing")
}
c.gpDisable = (C.GPDISABLE)(getProcAddress("glDisable"))
if c.gpDisable == nil {
return errors.New("gl: glDisable is missing")
}
c.gpDisableVertexAttribArray = (C.GPDISABLEVERTEXATTRIBARRAY)(getProcAddress("glDisableVertexAttribArray"))
if c.gpDisableVertexAttribArray == nil {
return errors.New("gl: glDisableVertexAttribArray is missing")
}
c.gpDrawElements = (C.GPDRAWELEMENTS)(getProcAddress("glDrawElements"))
if c.gpDrawElements == nil {
return errors.New("gl: glDrawElements is missing")
}
c.gpEnable = (C.GPENABLE)(getProcAddress("glEnable"))
if c.gpEnable == nil {
return errors.New("gl: glEnable is missing")
}
c.gpEnableVertexAttribArray = (C.GPENABLEVERTEXATTRIBARRAY)(getProcAddress("glEnableVertexAttribArray"))
if c.gpEnableVertexAttribArray == nil {
return errors.New("gl: glEnableVertexAttribArray is missing")
}
c.gpFlush = (C.GPFLUSH)(getProcAddress("glFlush"))
if c.gpFlush == nil {
return errors.New("gl: glFlush is missing")
}
c.gpFramebufferRenderbufferEXT = (C.GPFRAMEBUFFERRENDERBUFFEREXT)(getProcAddress("glFramebufferRenderbufferEXT"))
c.gpFramebufferTexture2DEXT = (C.GPFRAMEBUFFERTEXTURE2DEXT)(getProcAddress("glFramebufferTexture2DEXT"))
c.gpGenBuffers = (C.GPGENBUFFERS)(getProcAddress("glGenBuffers"))
if c.gpGenBuffers == nil {
return errors.New("gl: glGenBuffers is missing")
}
c.gpGenFramebuffersEXT = (C.GPGENFRAMEBUFFERSEXT)(getProcAddress("glGenFramebuffersEXT"))
c.gpGenRenderbuffersEXT = (C.GPGENRENDERBUFFERSEXT)(getProcAddress("glGenRenderbuffersEXT"))
c.gpGenTextures = (C.GPGENTEXTURES)(getProcAddress("glGenTextures"))
if c.gpGenTextures == nil {
return errors.New("gl: glGenTextures is missing")
}
c.gpGetError = (C.GPGETERROR)(getProcAddress("glGetError"))
if c.gpGetError == nil {
return errors.New("gl: glGetError is missing")
}
c.gpGetIntegerv = (C.GPGETINTEGERV)(getProcAddress("glGetIntegerv"))
if c.gpGetIntegerv == nil {
return errors.New("gl: glGetIntegerv is missing")
}
c.gpGetProgramInfoLog = (C.GPGETPROGRAMINFOLOG)(getProcAddress("glGetProgramInfoLog"))
if c.gpGetProgramInfoLog == nil {
return errors.New("gl: glGetProgramInfoLog is missing")
}
c.gpGetProgramiv = (C.GPGETPROGRAMIV)(getProcAddress("glGetProgramiv"))
if c.gpGetProgramiv == nil {
return errors.New("gl: glGetProgramiv is missing")
}
c.gpGetShaderInfoLog = (C.GPGETSHADERINFOLOG)(getProcAddress("glGetShaderInfoLog"))
if c.gpGetShaderInfoLog == nil {
return errors.New("gl: glGetShaderInfoLog is missing")
}
c.gpGetShaderiv = (C.GPGETSHADERIV)(getProcAddress("glGetShaderiv"))
if c.gpGetShaderiv == nil {
return errors.New("gl: glGetShaderiv is missing")
}
c.gpGetUniformLocation = (C.GPGETUNIFORMLOCATION)(getProcAddress("glGetUniformLocation"))
if c.gpGetUniformLocation == nil {
return errors.New("gl: glGetUniformLocation is missing")
}
c.gpIsFramebufferEXT = (C.GPISFRAMEBUFFEREXT)(getProcAddress("glIsFramebufferEXT"))
c.gpIsProgram = (C.GPISPROGRAM)(getProcAddress("glIsProgram"))
if c.gpIsProgram == nil {
return errors.New("gl: glIsProgram is missing")
}
c.gpIsRenderbufferEXT = (C.GPISRENDERBUFFEREXT)(getProcAddress("glIsRenderbufferEXT"))
c.gpIsTexture = (C.GPISTEXTURE)(getProcAddress("glIsTexture"))
if c.gpIsTexture == nil {
return errors.New("gl: glIsTexture is missing")
}
c.gpLinkProgram = (C.GPLINKPROGRAM)(getProcAddress("glLinkProgram"))
if c.gpLinkProgram == nil {
return errors.New("gl: glLinkProgram is missing")
}
c.gpPixelStorei = (C.GPPIXELSTOREI)(getProcAddress("glPixelStorei"))
if c.gpPixelStorei == nil {
return errors.New("gl: glPixelStorei is missing")
}
c.gpReadPixels = (C.GPREADPIXELS)(getProcAddress("glReadPixels"))
if c.gpReadPixels == nil {
return errors.New("gl: glReadPixels is missing")
}
c.gpRenderbufferStorageEXT = (C.GPRENDERBUFFERSTORAGEEXT)(getProcAddress("glRenderbufferStorageEXT"))
c.gpScissor = (C.GPSCISSOR)(getProcAddress("glScissor"))
if c.gpScissor == nil {
return errors.New("gl: glScissor is missing")
}
c.gpShaderSource = (C.GPSHADERSOURCE)(getProcAddress("glShaderSource"))
if c.gpShaderSource == nil {
return errors.New("gl: glShaderSource is missing")
}
c.gpStencilFunc = (C.GPSTENCILFUNC)(getProcAddress("glStencilFunc"))
if c.gpStencilFunc == nil {
return errors.New("gl: glStencilFunc is missing")
}
c.gpStencilOp = (C.GPSTENCILOP)(getProcAddress("glStencilOp"))
if c.gpStencilOp == nil {
return errors.New("gl: glStencilOp is missing")
}
c.gpTexImage2D = (C.GPTEXIMAGE2D)(getProcAddress("glTexImage2D"))
if c.gpTexImage2D == nil {
return errors.New("gl: glTexImage2D is missing")
}
c.gpTexParameteri = (C.GPTEXPARAMETERI)(getProcAddress("glTexParameteri"))
if c.gpTexParameteri == nil {
return errors.New("gl: glTexParameteri is missing")
}
c.gpTexSubImage2D = (C.GPTEXSUBIMAGE2D)(getProcAddress("glTexSubImage2D"))
if c.gpTexSubImage2D == nil {
return errors.New("gl: glTexSubImage2D is missing")
}
c.gpUniform1fv = (C.GPUNIFORM1FV)(getProcAddress("glUniform1fv"))
if c.gpUniform1fv == nil {
return errors.New("gl: glUniform1fv is missing")
}
c.gpUniform1i = (C.GPUNIFORM1I)(getProcAddress("glUniform1i"))
if c.gpUniform1i == nil {
return errors.New("gl: glUniform1i is missing")
}
c.gpUniform1iv = (C.GPUNIFORM1IV)(getProcAddress("glUniform1iv"))
if c.gpUniform1iv == nil {
return errors.New("gl: glUniform1iv is missing")
}
c.gpUniform2fv = (C.GPUNIFORM2FV)(getProcAddress("glUniform2fv"))
if c.gpUniform2fv == nil {
return errors.New("gl: glUniform2fv is missing")
}
c.gpUniform3fv = (C.GPUNIFORM3FV)(getProcAddress("glUniform3fv"))
if c.gpUniform3fv == nil {
return errors.New("gl: glUniform3fv is missing")
}
c.gpUniform4fv = (C.GPUNIFORM4FV)(getProcAddress("glUniform4fv"))
if c.gpUniform4fv == nil {
return errors.New("gl: glUniform4fv is missing")
}
c.gpUniformMatrix2fv = (C.GPUNIFORMMATRIX2FV)(getProcAddress("glUniformMatrix2fv"))
if c.gpUniformMatrix2fv == nil {
return errors.New("gl: glUniformMatrix2fv is missing")
}
c.gpUniformMatrix3fv = (C.GPUNIFORMMATRIX3FV)(getProcAddress("glUniformMatrix3fv"))
if c.gpUniformMatrix3fv == nil {
return errors.New("gl: glUniformMatrix3fv is missing")
}
c.gpUniformMatrix4fv = (C.GPUNIFORMMATRIX4FV)(getProcAddress("glUniformMatrix4fv"))
if c.gpUniformMatrix4fv == nil {
return errors.New("gl: glUniformMatrix4fv is missing")
}
c.gpUseProgram = (C.GPUSEPROGRAM)(getProcAddress("glUseProgram"))
if c.gpUseProgram == nil {
return errors.New("gl: glUseProgram is missing")
}
c.gpVertexAttribPointer = (C.GPVERTEXATTRIBPOINTER)(getProcAddress("glVertexAttribPointer"))
if c.gpVertexAttribPointer == nil {
return errors.New("gl: glVertexAttribPointer is missing")
}
c.gpViewport = (C.GPVIEWPORT)(getProcAddress("glViewport"))
if c.gpViewport == nil {
return errors.New("gl: glViewport is missing")
}
return nil
}