static void InitGL() {
OGLEXT(PFNGLCLIENTACTIVETEXTUREPROC, glClientActiveTexture);
OGLEXT(PFNGLACTIVETEXTUREPROC, glActiveTexture);
OGLEXT(PFNGLDELETEBUFFERSARBPROC, glDeleteBuffers);
OGLEXT(PFNGLGENBUFFERSPROC, glGenBuffers);
OGLEXT(PFNGLBINDBUFFERPROC, glBindBuffer);
OGLEXT(PFNGLBUFFERDATAPROC, glBufferData);
OGLEXT(PFNGLATTACHSHADERPROC, glAttachShader);
OGLEXT(PFNGLCOMPILESHADERPROC, glCompileShader);
OGLEXT(PFNGLCREATEPROGRAMPROC, glCreateProgram);
OGLEXT(PFNGLCREATESHADERPROC, glCreateShader);
OGLEXT(PFNGLDELETEPROGRAMPROC, glDeleteProgram);
OGLEXT(PFNGLDELETESHADERPROC, glDeleteShader);
OGLEXT(PFNGLLINKPROGRAMPROC, glLinkProgram);
OGLEXT(PFNGLSHADERSOURCEPROC, glShaderSource);
OGLEXT(PFNGLUSEPROGRAMPROC, glUseProgram);
OGLEXT(PFNGLGETUNIFORMLOCATIONPROC, glGetUniformLocation);
OGLEXT(PFNGLVERTEXATTRIB4FVARBPROC, glVertexAttrib4fvARB);
OGLEXT(PFNGLGETATTRIBLOCATIONPROC, glGetAttribLocation);
OGLEXT(PFNGLUNIFORMMATRIX4FVARBPROC, glUniformMatrix4fvARB);
OGLEXT(PFNGLUNIFORM3FPROC, glUniform3f);
OGLEXT(PFNGLUNIFORM1IPROC, glUniform1i);
OGLEXT(PFNGLVERTEXATTRIBPOINTERPROC, glVertexAttribPointer);
OGLEXT(PFNGLENABLEVERTEXATTRIBARRAYPROC, glEnableVertexAttribArray);
OGLEXT(PFNGLDISABLEVERTEXATTRIBARRAYPROC, glDisableVertexAttribArray);
OGLEXT(PFNGLGENPROGRAMSARBPROC, glGenProgramsARB);
OGLEXT(PFNGLPROGRAMSTRINGARBPROC, glProgramStringARB);
OGLEXT(PFNGLBINDPROGRAMARBPROC, glBindProgramARB);
OGLEXT(PFNGLDELETEPROGRAMSARBPROC, glDeleteProgramARB);
OGLEXT(PFNGLPROGRAMENVPARAMETER4FARBPROC, glProgramEnvParameter4fARB);
OGLEXT(PFNGLPROGRAMLOCALPARAMETER4FARBPROC, glProgramLocalParameter4fARB);
OGLEXT(PFNGLBINDFRAMEBUFFEREXTPROC, glBindFramebufferEXT);
OGLEXT(PFNGLDELETEFRAMEBUFFERSEXTPROC, glDeleteFramebuffersEXT);
OGLEXT(PFNGLGENFRAMEBUFFERSEXTPROC, glGenFramebuffersEXT);
OGLEXT(PFNGLBINDRENDERBUFFEREXTPROC, glBindRenderbufferEXT);
OGLEXT(PFNGLDELETERENDERBUFFERSEXTPROC, glDeleteRenderbuffersEXT);
OGLEXT(PFNGLGENRENDERBUFFERSEXTPROC, glGenRenderbuffersEXT);
OGLEXT(PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC, glFramebufferRenderbufferEXT);
OGLEXT(PFNGLRENDERBUFFERSTORAGEEXTPROC, glRenderbufferStorageEXT);
OGLEXT(PFNGLFRAMEBUFFERTEXTURE2DEXTPROC, glFramebufferTexture2DEXT);
OGLEXT(PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC, glCheckFramebufferStatusEXT);
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
glClearDepth(1.0f);
ClientActiveTexture(GL_TEXTURE0_ARB);
glShadeModel(GL_FLAT);
glDepthFunc(GL_LEQUAL);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
CullFace(true);
AlphaTest(false);
DepthTest(false);
DepthWrite(false);
Blend(false);
}
RenderSystem::RenderSystem(sf::RenderTarget& p_renderTarget) : SortedIteratingSystem(ECS::Family::all<RenderComponent>().get(), DepthTest()), m_renderTarget(p_renderTarget)
{
}
