mirror of https://github.com/OpenTTD/OpenTTD.git
Codechange: [OpenGL] Simplify loading OpenGL extension functions.
This commit is contained in:
Michael Lutz
parent
e1e8cc3851
commit
a0c1a3f736
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@ -20,6 +20,7 @@
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# include <windows.h>
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#endif
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#define GL_GLEXT_PROTOTYPES
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#if defined(__APPLE__)
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# include <OpenGL/gl3.h>
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#else
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@ -46,54 +47,61 @@
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#include "../safeguards.h"
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static PFNGLDEBUGMESSAGECONTROLPROC _glDebugMessageControl;
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static PFNGLDEBUGMESSAGECALLBACKPROC _glDebugMessageCallback;
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/* Define function pointers of all OpenGL functions that we load dynamically. */
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static PFNGLACTIVETEXTUREPROC _glActiveTexture;
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#define GL(function) static decltype(&function) _ ## function
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static PFNGLGENBUFFERSPROC _glGenBuffers;
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static PFNGLDELETEBUFFERSPROC _glDeleteBuffers;
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static PFNGLBINDBUFFERPROC _glBindBuffer;
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static PFNGLBUFFERDATAPROC _glBufferData;
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static PFNGLBUFFERSUBDATAPROC _glBufferSubData;
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static PFNGLMAPBUFFERPROC _glMapBuffer;
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static PFNGLUNMAPBUFFERPROC _glUnmapBuffer;
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static PFNGLCLEARBUFFERSUBDATAPROC _glClearBufferSubData;
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GL(glDebugMessageControl);
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GL(glDebugMessageCallback);
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static PFNGLBUFFERSTORAGEPROC _glBufferStorage;
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static PFNGLMAPBUFFERRANGEPROC _glMapBufferRange;
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static PFNGLCLIENTWAITSYNCPROC _glClientWaitSync;
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static PFNGLFENCESYNCPROC _glFenceSync;
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static PFNGLDELETESYNCPROC _glDeleteSync;
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GL(glActiveTexture);
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static PFNGLGENVERTEXARRAYSPROC _glGenVertexArrays;
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static PFNGLDELETEVERTEXARRAYSPROC _glDeleteVertexArrays;
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static PFNGLBINDVERTEXARRAYPROC _glBindVertexArray;
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GL(glGenBuffers);
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GL(glDeleteBuffers);
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GL(glBindBuffer);
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GL(glBufferData);
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GL(glBufferSubData);
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GL(glMapBuffer);
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GL(glUnmapBuffer);
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GL(glClearBufferSubData);
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static PFNGLCREATEPROGRAMPROC _glCreateProgram;
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static PFNGLDELETEPROGRAMPROC _glDeleteProgram;
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static PFNGLLINKPROGRAMPROC _glLinkProgram;
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static PFNGLUSEPROGRAMPROC _glUseProgram;
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static PFNGLGETPROGRAMIVPROC _glGetProgramiv;
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static PFNGLGETPROGRAMINFOLOGPROC _glGetProgramInfoLog;
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static PFNGLCREATESHADERPROC _glCreateShader;
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static PFNGLDELETESHADERPROC _glDeleteShader;
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static PFNGLSHADERSOURCEPROC _glShaderSource;
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static PFNGLCOMPILESHADERPROC _glCompileShader;
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static PFNGLATTACHSHADERPROC _glAttachShader;
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static PFNGLGETSHADERIVPROC _glGetShaderiv;
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static PFNGLGETSHADERINFOLOGPROC _glGetShaderInfoLog;
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static PFNGLGETUNIFORMLOCATIONPROC _glGetUniformLocation;
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static PFNGLUNIFORM1IPROC _glUniform1i;
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static PFNGLUNIFORM1FPROC _glUniform1f;
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static PFNGLUNIFORM2FPROC _glUniform2f;
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static PFNGLUNIFORM4FPROC _glUniform4f;
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GL(glBufferStorage);
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GL(glMapBufferRange);
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GL(glClientWaitSync);
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GL(glFenceSync);
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GL(glDeleteSync);
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GL(glGenVertexArrays);
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GL(glDeleteVertexArrays);
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GL(glBindVertexArray);
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GL(glCreateProgram);
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GL(glDeleteProgram);
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GL(glLinkProgram);
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GL(glUseProgram);
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GL(glGetProgramiv);
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GL(glGetProgramInfoLog);
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GL(glCreateShader);
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GL(glDeleteShader);
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GL(glShaderSource);
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GL(glCompileShader);
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GL(glAttachShader);
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GL(glGetShaderiv);
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GL(glGetShaderInfoLog);
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GL(glGetUniformLocation);
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GL(glUniform1i);
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GL(glUniform1f);
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GL(glUniform2f);
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GL(glUniform4f);
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GL(glGetAttribLocation);
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GL(glEnableVertexAttribArray);
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GL(glDisableVertexAttribArray);
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GL(glVertexAttribPointer);
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GL(glBindFragDataLocation);
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#undef GL
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static PFNGLGETATTRIBLOCATIONPROC _glGetAttribLocation;
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static PFNGLENABLEVERTEXATTRIBARRAYPROC _glEnableVertexAttribArray;
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static PFNGLDISABLEVERTEXATTRIBARRAYPROC _glDisableVertexAttribArray;
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static PFNGLVERTEXATTRIBPOINTERARBPROC _glVertexAttribPointer;
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static PFNGLBINDFRAGDATALOCATIONPROC _glBindFragDataLocation;
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/** A simple 2D vertex with just position and texture. */
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struct Simple2DVertex {
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@ -183,46 +191,60 @@ bool IsOpenGLVersionAtLeast(byte major, byte minor)
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return (_gl_major_ver > major) || (_gl_major_ver == major && _gl_minor_ver >= minor);
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}
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/**
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* Try loading an OpenGL function.
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* @tparam F Type of the function pointer.
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* @param f Reference where to store the function pointer in.
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* @param name Name of the function.
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* @return True if the function could be bound.
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*/
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template <typename F>
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static bool BindGLProc(F &f, const char *name)
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{
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f = reinterpret_cast<F>(GetOGLProcAddress(name));
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return f != nullptr;
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}
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/** Bind texture-related extension functions. */
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static bool BindTextureExtensions()
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{
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if (IsOpenGLVersionAtLeast(1, 3)) {
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_glActiveTexture = (PFNGLACTIVETEXTUREPROC)GetOGLProcAddress("glActiveTexture");
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if (!BindGLProc(_glActiveTexture, "glActiveTexture")) return false;
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} else {
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_glActiveTexture = (PFNGLACTIVETEXTUREPROC)GetOGLProcAddress("glActiveTextureARB");
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if (!BindGLProc(_glActiveTexture, "glActiveTextureARB")) return false;
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}
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return _glActiveTexture != nullptr;
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return true;
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}
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/** Bind vertex buffer object extension functions. */
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static bool BindVBOExtension()
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{
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if (IsOpenGLVersionAtLeast(1, 5)) {
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_glGenBuffers = (PFNGLGENBUFFERSPROC)GetOGLProcAddress("glGenBuffers");
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_glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)GetOGLProcAddress("glDeleteBuffers");
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_glBindBuffer = (PFNGLBINDBUFFERPROC)GetOGLProcAddress("glBindBuffer");
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_glBufferData = (PFNGLBUFFERDATAPROC)GetOGLProcAddress("glBufferData");
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_glBufferSubData = (PFNGLBUFFERSUBDATAPROC)GetOGLProcAddress("glBufferSubData");
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_glMapBuffer = (PFNGLMAPBUFFERPROC)GetOGLProcAddress("glMapBuffer");
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_glUnmapBuffer = (PFNGLUNMAPBUFFERPROC)GetOGLProcAddress("glUnmapBuffer");
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if (!BindGLProc(_glGenBuffers, "glGenBuffers")) return false;
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if (!BindGLProc(_glDeleteBuffers, "glDeleteBuffers")) return false;
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if (!BindGLProc(_glBindBuffer, "glBindBuffer")) return false;
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if (!BindGLProc(_glBufferData, "glBufferData")) return false;
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if (!BindGLProc(_glBufferSubData, "glBufferSubData")) return false;
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if (!BindGLProc(_glMapBuffer, "glMapBuffer")) return false;
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if (!BindGLProc(_glUnmapBuffer, "glUnmapBuffer")) return false;
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} else {
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_glGenBuffers = (PFNGLGENBUFFERSPROC)GetOGLProcAddress("glGenBuffersARB");
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_glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)GetOGLProcAddress("glDeleteBuffersARB");
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_glBindBuffer = (PFNGLBINDBUFFERPROC)GetOGLProcAddress("glBindBufferARB");
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_glBufferData = (PFNGLBUFFERDATAPROC)GetOGLProcAddress("glBufferDataARB");
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_glBufferSubData = (PFNGLBUFFERSUBDATAPROC)GetOGLProcAddress("glBufferSubDataARB");
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_glMapBuffer = (PFNGLMAPBUFFERPROC)GetOGLProcAddress("glMapBufferARB");
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_glUnmapBuffer = (PFNGLUNMAPBUFFERPROC)GetOGLProcAddress("glUnmapBufferARB");
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if (!BindGLProc(_glGenBuffers, "glGenBuffersARB")) return false;
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if (!BindGLProc(_glDeleteBuffers, "glDeleteBuffersARB")) return false;
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if (!BindGLProc(_glBindBuffer, "glBindBufferARB")) return false;
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if (!BindGLProc(_glBufferData, "glBufferDataARB")) return false;
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if (!BindGLProc(_glBufferSubData, "glBufferSubDataARB")) return false;
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if (!BindGLProc(_glMapBuffer, "glMapBufferARB")) return false;
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if (!BindGLProc(_glUnmapBuffer, "glUnmapBufferARB")) return false;
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}
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if (IsOpenGLVersionAtLeast(4, 3) || IsOpenGLExtensionSupported("GL_ARB_clear_buffer_object")) {
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_glClearBufferSubData = (PFNGLCLEARBUFFERSUBDATAPROC)GetOGLProcAddress("glClearBufferSubData");
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BindGLProc(_glClearBufferSubData, "glClearBufferSubData");
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} else {
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_glClearBufferSubData = nullptr;
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}
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return _glGenBuffers != nullptr && _glDeleteBuffers != nullptr && _glBindBuffer != nullptr && _glBufferData != nullptr && _glBufferSubData != nullptr && _glMapBuffer != nullptr && _glUnmapBuffer != nullptr;
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return true;
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}
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/** Bind vertex array object extension functions. */
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@ -232,86 +254,82 @@ static bool BindVBAExtension()
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* Successfully getting pointers to one variant doesn't mean it is supported for
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* the current context. Always check the extension strings as well. */
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if (IsOpenGLVersionAtLeast(3, 0) || IsOpenGLExtensionSupported("GL_ARB_vertex_array_object")) {
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_glGenVertexArrays = (PFNGLGENVERTEXARRAYSPROC)GetOGLProcAddress("glGenVertexArrays");
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_glDeleteVertexArrays = (PFNGLDELETEVERTEXARRAYSPROC)GetOGLProcAddress("glDeleteVertexArrays");
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_glBindVertexArray = (PFNGLBINDVERTEXARRAYPROC)GetOGLProcAddress("glBindVertexArray");
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if (!BindGLProc(_glGenVertexArrays, "glGenVertexArrays")) return false;
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if (!BindGLProc(_glDeleteVertexArrays, "glDeleteVertexArrays")) return false;
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if (!BindGLProc(_glBindVertexArray, "glBindVertexArray")) return false;
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} else if (IsOpenGLExtensionSupported("GL_APPLE_vertex_array_object")) {
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_glGenVertexArrays = (PFNGLGENVERTEXARRAYSPROC)GetOGLProcAddress("glGenVertexArraysAPPLE");
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_glDeleteVertexArrays = (PFNGLDELETEVERTEXARRAYSPROC)GetOGLProcAddress("glDeleteVertexArraysAPPLE");
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_glBindVertexArray = (PFNGLBINDVERTEXARRAYPROC)GetOGLProcAddress("glBindVertexArrayAPPLE");
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if (!BindGLProc(_glGenVertexArrays, "glGenVertexArraysAPPLE")) return false;
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if (!BindGLProc(_glDeleteVertexArrays, "glDeleteVertexArraysAPPLE")) return false;
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if (!BindGLProc(_glBindVertexArray, "glBindVertexArrayAPPLE")) return false;
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}
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return _glGenVertexArrays != nullptr && _glDeleteVertexArrays != nullptr && _glBindVertexArray != nullptr;
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return true;
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}
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/** Bind extension functions for shader support. */
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static bool BindShaderExtensions()
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{
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if (IsOpenGLVersionAtLeast(2, 0)) {
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_glCreateProgram = (PFNGLCREATEPROGRAMPROC)GetOGLProcAddress("glCreateProgram");
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_glDeleteProgram = (PFNGLDELETEPROGRAMPROC)GetOGLProcAddress("glDeleteProgram");
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_glLinkProgram = (PFNGLLINKPROGRAMPROC)GetOGLProcAddress("glLinkProgram");
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_glUseProgram = (PFNGLUSEPROGRAMPROC)GetOGLProcAddress("glUseProgram");
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_glGetProgramiv = (PFNGLGETPROGRAMIVPROC)GetOGLProcAddress("glGetProgramiv");
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_glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)GetOGLProcAddress("glGetProgramInfoLog");
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_glCreateShader = (PFNGLCREATESHADERPROC)GetOGLProcAddress("glCreateShader");
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_glDeleteShader = (PFNGLDELETESHADERPROC)GetOGLProcAddress("glDeleteShader");
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_glShaderSource = (PFNGLSHADERSOURCEPROC)GetOGLProcAddress("glShaderSource");
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_glCompileShader = (PFNGLCOMPILESHADERPROC)GetOGLProcAddress("glCompileShader");
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_glAttachShader = (PFNGLATTACHSHADERPROC)GetOGLProcAddress("glAttachShader");
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_glGetShaderiv = (PFNGLGETSHADERIVPROC)GetOGLProcAddress("glGetShaderiv");
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_glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)GetOGLProcAddress("glGetShaderInfoLog");
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_glGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC)GetOGLProcAddress("glGetUniformLocation");
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_glUniform1i = (PFNGLUNIFORM1IPROC)GetOGLProcAddress("glUniform1i");
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_glUniform1f = (PFNGLUNIFORM1FPROC)GetOGLProcAddress("glUniform1f");
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_glUniform2f = (PFNGLUNIFORM2FPROC)GetOGLProcAddress("glUniform2f");
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_glUniform4f = (PFNGLUNIFORM4FPROC)GetOGLProcAddress("glUniform4f");
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if (!BindGLProc(_glCreateProgram, "glCreateProgram")) return false;
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if (!BindGLProc(_glDeleteProgram, "glDeleteProgram")) return false;
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if (!BindGLProc(_glLinkProgram, "glLinkProgram")) return false;
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if (!BindGLProc(_glUseProgram, "glUseProgram")) return false;
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if (!BindGLProc(_glGetProgramiv, "glGetProgramiv")) return false;
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if (!BindGLProc(_glGetProgramInfoLog, "glGetProgramInfoLog")) return false;
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if (!BindGLProc(_glCreateShader, "glCreateShader")) return false;
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if (!BindGLProc(_glDeleteShader, "glDeleteShader")) return false;
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if (!BindGLProc(_glShaderSource, "glShaderSource")) return false;
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if (!BindGLProc(_glCompileShader, "glCompileShader")) return false;
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if (!BindGLProc(_glAttachShader, "glAttachShader")) return false;
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if (!BindGLProc(_glGetShaderiv, "glGetShaderiv")) return false;
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if (!BindGLProc(_glGetShaderInfoLog, "glGetShaderInfoLog")) return false;
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if (!BindGLProc(_glGetUniformLocation, "glGetUniformLocation")) return false;
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if (!BindGLProc(_glUniform1i, "glUniform1i")) return false;
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if (!BindGLProc(_glUniform1f, "glUniform1f")) return false;
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if (!BindGLProc(_glUniform2f, "glUniform2f")) return false;
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if (!BindGLProc(_glUniform4f, "glUniform4f")) return false;
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_glGetAttribLocation = (PFNGLGETATTRIBLOCATIONPROC)GetOGLProcAddress("glGetAttribLocation");
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_glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)GetOGLProcAddress("glEnableVertexAttribArray");
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_glDisableVertexAttribArray = (PFNGLDISABLEVERTEXATTRIBARRAYPROC)GetOGLProcAddress("glDisableVertexAttribArray");
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_glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERARBPROC)GetOGLProcAddress("glVertexAttribPointer");
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if (!BindGLProc(_glGetAttribLocation, "glGetAttribLocation")) return false;
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if (!BindGLProc(_glEnableVertexAttribArray, "glEnableVertexAttribArray")) return false;
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if (!BindGLProc(_glDisableVertexAttribArray, "glDisableVertexAttribArray")) return false;
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if (!BindGLProc(_glVertexAttribPointer, "glVertexAttribPointer")) return false;
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} else {
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/* In the ARB extension programs and shaders are in the same object space. */
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_glCreateProgram = (PFNGLCREATEPROGRAMPROC)GetOGLProcAddress("glCreateProgramObjectARB");
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_glDeleteProgram = (PFNGLDELETEPROGRAMPROC)GetOGLProcAddress("glDeleteObjectARB");
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_glLinkProgram = (PFNGLLINKPROGRAMPROC)GetOGLProcAddress("glLinkProgramARB");
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_glUseProgram = (PFNGLUSEPROGRAMPROC)GetOGLProcAddress("glUseProgramObjectARB");
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_glGetProgramiv = (PFNGLGETPROGRAMIVPROC)GetOGLProcAddress("glGetObjectParameterivARB");
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_glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)GetOGLProcAddress("glGetInfoLogARB");
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_glCreateShader = (PFNGLCREATESHADERPROC)GetOGLProcAddress("glCreateShaderObjectARB");
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_glDeleteShader = (PFNGLDELETESHADERPROC)GetOGLProcAddress("glDeleteObjectARB");
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_glShaderSource = (PFNGLSHADERSOURCEPROC)GetOGLProcAddress("glShaderSourceARB");
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_glCompileShader = (PFNGLCOMPILESHADERPROC)GetOGLProcAddress("glCompileShaderARB");
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_glAttachShader = (PFNGLATTACHSHADERPROC)GetOGLProcAddress("glAttachObjectARB");
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_glGetShaderiv = (PFNGLGETSHADERIVPROC)GetOGLProcAddress("glGetObjectParameterivARB");
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_glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)GetOGLProcAddress("glGetInfoLogARB");
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_glGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC)GetOGLProcAddress("glGetUniformLocationARB");
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_glUniform1i = (PFNGLUNIFORM1IPROC)GetOGLProcAddress("glUniform1iARB");
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_glUniform1f = (PFNGLUNIFORM1FPROC)GetOGLProcAddress("glUniform1fARB");
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_glUniform2f = (PFNGLUNIFORM2FPROC)GetOGLProcAddress("glUniform2fARB");
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_glUniform4f = (PFNGLUNIFORM4FPROC)GetOGLProcAddress("glUniform4fARB");
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if (!BindGLProc(_glCreateProgram, "glCreateProgramObjectARB")) return false;
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if (!BindGLProc(_glDeleteProgram, "glDeleteObjectARB")) return false;
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if (!BindGLProc(_glLinkProgram, "glLinkProgramARB")) return false;
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if (!BindGLProc(_glUseProgram, "glUseProgramObjectARB")) return false;
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if (!BindGLProc(_glGetProgramiv, "glGetObjectParameterivARB")) return false;
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if (!BindGLProc(_glGetProgramInfoLog, "glGetInfoLogARB")) return false;
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if (!BindGLProc(_glCreateShader, "glCreateShaderObjectARB")) return false;
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if (!BindGLProc(_glDeleteShader, "glDeleteObjectARB")) return false;
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if (!BindGLProc(_glShaderSource, "glShaderSourceARB")) return false;
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if (!BindGLProc(_glCompileShader, "glCompileShaderARB")) return false;
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if (!BindGLProc(_glAttachShader, "glAttachObjectARB")) return false;
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if (!BindGLProc(_glGetShaderiv, "glGetObjectParameterivARB")) return false;
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if (!BindGLProc(_glGetShaderInfoLog, "glGetInfoLogARB")) return false;
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if (!BindGLProc(_glGetUniformLocation, "glGetUniformLocationARB")) return false;
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if (!BindGLProc(_glUniform1i, "glUniform1iARB")) return false;
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if (!BindGLProc(_glUniform1f, "glUniform1fARB")) return false;
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if (!BindGLProc(_glUniform2f, "glUniform2fARB")) return false;
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if (!BindGLProc(_glUniform4f, "glUniform4fARB")) return false;
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_glGetAttribLocation = (PFNGLGETATTRIBLOCATIONPROC)GetOGLProcAddress("glGetAttribLocationARB");
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_glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)GetOGLProcAddress("glEnableVertexAttribArrayARB");
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_glDisableVertexAttribArray = (PFNGLDISABLEVERTEXATTRIBARRAYPROC)GetOGLProcAddress("glDisableVertexAttribArrayARB");
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_glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERARBPROC)GetOGLProcAddress("glVertexAttribPointerARB");
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if (!BindGLProc(_glGetAttribLocation, "glGetAttribLocationARB")) return false;
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if (!BindGLProc(_glEnableVertexAttribArray, "glEnableVertexAttribArrayARB")) return false;
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if (!BindGLProc(_glDisableVertexAttribArray, "glDisableVertexAttribArrayARB")) return false;
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if (!BindGLProc(_glVertexAttribPointer, "glVertexAttribPointerARB")) return false;
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}
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/* Bind functions only needed when using GLSL 1.50 shaders. */
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if (IsOpenGLVersionAtLeast(3, 0)) {
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_glBindFragDataLocation = (PFNGLBINDFRAGDATALOCATIONPROC)GetOGLProcAddress("glBindFragDataLocation");
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BindGLProc(_glBindFragDataLocation, "glBindFragDataLocation");
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} else if (IsOpenGLExtensionSupported("GL_EXT_gpu_shader4")) {
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_glBindFragDataLocation = (PFNGLBINDFRAGDATALOCATIONPROC)GetOGLProcAddress("glBindFragDataLocationEXT");
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BindGLProc(_glBindFragDataLocation, "glBindFragDataLocationEXT");
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} else {
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_glBindFragDataLocation = nullptr;
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}
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return _glCreateProgram != nullptr && _glDeleteProgram != nullptr && _glLinkProgram != nullptr && _glGetProgramiv != nullptr && _glGetProgramInfoLog != nullptr &&
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_glCreateShader != nullptr && _glDeleteShader != nullptr && _glShaderSource != nullptr && _glCompileShader != nullptr && _glAttachShader != nullptr &&
|
||||
_glGetShaderiv != nullptr && _glGetShaderInfoLog != nullptr && _glGetUniformLocation != nullptr && _glUniform1i != nullptr && _glUniform1f != nullptr &&
|
||||
_glUniform2f != nullptr && _glUniform4f != nullptr && _glGetAttribLocation != nullptr && _glEnableVertexAttribArray != nullptr && _glDisableVertexAttribArray != nullptr &&
|
||||
_glVertexAttribPointer != nullptr;
|
||||
return true;
|
||||
}
|
||||
|
||||
/** Bind extension functions for persistent buffer mapping. */
|
||||
|
|
@ -319,24 +337,20 @@ static bool BindPersistentBufferExtensions()
|
|||
{
|
||||
/* Optional functions for persistent buffer mapping. */
|
||||
if (IsOpenGLVersionAtLeast(3, 0)) {
|
||||
_glMapBufferRange = (PFNGLMAPBUFFERRANGEPROC)GetOGLProcAddress("glMapBufferRange");
|
||||
if (!BindGLProc(_glMapBufferRange, "glMapBufferRange")) return false;
|
||||
}
|
||||
if (IsOpenGLVersionAtLeast(4, 4) || IsOpenGLExtensionSupported("GL_ARB_buffer_storage")) {
|
||||
_glBufferStorage = (PFNGLBUFFERSTORAGEPROC)GetOGLProcAddress("glBufferStorage");
|
||||
if (!BindGLProc(_glBufferStorage, "glBufferStorage")) return false;
|
||||
}
|
||||
#ifndef NO_GL_BUFFER_SYNC
|
||||
if (IsOpenGLVersionAtLeast(3, 2) || IsOpenGLExtensionSupported("GL_ARB_sync")) {
|
||||
_glClientWaitSync = (PFNGLCLIENTWAITSYNCPROC)GetOGLProcAddress("glClientWaitSync");
|
||||
_glFenceSync = (PFNGLFENCESYNCPROC)GetOGLProcAddress("glFenceSync");
|
||||
_glDeleteSync = (PFNGLDELETESYNCPROC)GetOGLProcAddress("glDeleteSync");
|
||||
if (!BindGLProc(_glClientWaitSync, "glClientWaitSync")) return false;
|
||||
if (!BindGLProc(_glFenceSync, "glFenceSync")) return false;
|
||||
if (!BindGLProc(_glDeleteSync, "glDeleteSync")) return false;
|
||||
}
|
||||
#endif
|
||||
|
||||
return _glMapBufferRange != nullptr && _glBufferStorage != nullptr
|
||||
#ifndef NO_GL_BUFFER_SYNC
|
||||
&& _glClientWaitSync != nullptr && _glFenceSync != nullptr && _glDeleteSync != nullptr
|
||||
#endif
|
||||
;
|
||||
return true;
|
||||
}
|
||||
|
||||
/** Callback to receive OpenGL debug messages. */
|
||||
|
|
@ -370,11 +384,11 @@ void SetupDebugOutput()
|
|||
if (_debug_driver_level < 6) return;
|
||||
|
||||
if (IsOpenGLVersionAtLeast(4, 3)) {
|
||||
_glDebugMessageControl = (PFNGLDEBUGMESSAGECONTROLPROC)GetOGLProcAddress("glDebugMessageControl");
|
||||
_glDebugMessageCallback = (PFNGLDEBUGMESSAGECALLBACKPROC)GetOGLProcAddress("glDebugMessageCallback");
|
||||
BindGLProc(_glDebugMessageControl, "glDebugMessageControl");
|
||||
BindGLProc(_glDebugMessageCallback, "glDebugMessageCallback");
|
||||
} else if (IsOpenGLExtensionSupported("GL_ARB_debug_output")) {
|
||||
_glDebugMessageControl = (PFNGLDEBUGMESSAGECONTROLPROC)GetOGLProcAddress("glDebugMessageControlARB");
|
||||
_glDebugMessageCallback = (PFNGLDEBUGMESSAGECALLBACKPROC)GetOGLProcAddress("glDebugMessageCallbackARB");
|
||||
BindGLProc(_glDebugMessageControl, "glDebugMessageControlARB");
|
||||
BindGLProc(_glDebugMessageCallback, "glDebugMessageCallbackARB");
|
||||
}
|
||||
|
||||
if (_glDebugMessageControl != nullptr && _glDebugMessageCallback != nullptr) {
|
||||
|
|
@ -1376,4 +1390,3 @@ bool OpenGLSprite::BindTextures()
|
|||
|
||||
return this->tex[TEX_RGBA] != 0;
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue