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Support create OpenGL debug context in OpenGL 4.3 (#2068)

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* - support create OpenGL debug context in OpenGL 4.3

* - additional events in debug message
- fixed glEnable(GL_DEBUG_OUTPUT)

* Reviewed OpenGL Debug Context
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warzes 2021-10-19 20:43:27 +10:00 committed by GitHub
parent 963021d393
commit 9f2ff3e4d6
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3 changed files with 70 additions and 0 deletions
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4
src/config.h
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@ -84,6 +84,10 @@
//------------------------------------------------------------------------------------
// Module: rlgl - Configuration values
//------------------------------------------------------------------------------------
// Enable OpenGL Debug Context (only OpenGL 4.3)
//#define RLGL_ENABLE_OPENGL_DEBUG_CONTEXT 1
// Show OpenGL extensions and capabilities detailed logs on init
//#define RLGL_SHOW_GL_DETAILS_INFO 1

4
src/rcore.c
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@ -3858,6 +3858,10 @@ static bool InitGraphicsDevice(int width, int height)
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3); // Choose OpenGL minor version (just hint)
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GLFW_FALSE);
#if defined(RLGL_ENABLE_OPENGL_DEBUG_CONTEXT)
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GLFW_TRUE); // Enable OpenGL Debug Context
#endif
}
else if (rlGetVersion() == OPENGL_ES_20) // Request OpenGL ES 2.0 context
{

62
src/rlgl.h
View File

@ -1797,6 +1797,54 @@ void rlSetBlendFactors(int glSrcFactor, int glDstFactor, int glEquation)
#endif
}
//----------------------------------------------------------------------------------
// Module Functions Definition - OpenGL Debug
//----------------------------------------------------------------------------------
#if defined(RLGL_ENABLE_OPENGL_DEBUG_CONTEXT) && defined(GRAPHICS_API_OPENGL_43)
static void GLAPIENTRY rlDebugMessageCallback(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const GLchar *message, const void *userParam)
{
// ignore non-significant error/warning codes
if (id == 131169 || id == 131185 || id == 131218 || id == 131204) return;
const char *msgSource = NULL;
switch (source)
{
case GL_DEBUG_SOURCE_API: msgSource = "API"; break;
case GL_DEBUG_SOURCE_WINDOW_SYSTEM: msgSource = "WINDOW_SYSTEM"; break;
case GL_DEBUG_SOURCE_SHADER_COMPILER: msgSource = "SHADER_COMPILER"; break;
case GL_DEBUG_SOURCE_THIRD_PARTY: msgSource = "THIRD_PARTY"; break;
case GL_DEBUG_SOURCE_APPLICATION: msgSource = "APPLICATION"; break;
case GL_DEBUG_SOURCE_OTHER: msgSource = "OTHER"; break;
}
const char *msgType = NULL;
switch (type)
{
case GL_DEBUG_TYPE_ERROR: msgType = "ERROR"; break;
case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR: msgType = "DEPRECATED_BEHAVIOR"; break;
case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR: msgType = "UNDEFINED_BEHAVIOR"; break;
case GL_DEBUG_TYPE_PORTABILITY: msgType = "PORTABILITY"; break;
case GL_DEBUG_TYPE_PERFORMANCE: msgType = "PERFORMANCE"; break;
case GL_DEBUG_TYPE_MARKER: msgType = "MARKER"; break;
case GL_DEBUG_TYPE_PUSH_GROUP: msgType = "PUSH_GROUP"; break;
case GL_DEBUG_TYPE_POP_GROUP: msgType = "POP_GROUP"; break;
case GL_DEBUG_TYPE_OTHER: msgType = "OTHER"; break;
}
const char *msgSeverity = "DEFAULT";
switch (severity)
{
case GL_DEBUG_SEVERITY_LOW: msgSeverity = "LOW"; break;
case GL_DEBUG_SEVERITY_MEDIUM: msgSeverity = "MEDIUM"; break;
case GL_DEBUG_SEVERITY_HIGH: msgSeverity = "HIGH"; break;
case GL_DEBUG_SEVERITY_NOTIFICATION: msgSeverity = "NOTIFICATION"; break;
}
TRACELOG(LOG_WARNING, "OpenGL Debug Message: %s, type = %s, source = %s, severity = %s", message, msgType, msgSource, msgSeverity);
}
#endif
//----------------------------------------------------------------------------------
// Module Functions Definition - rlgl functionality
//----------------------------------------------------------------------------------
@ -1804,6 +1852,20 @@ void rlSetBlendFactors(int glSrcFactor, int glDstFactor, int glEquation)
// Initialize rlgl: OpenGL extensions, default buffers/shaders/textures, OpenGL states
void rlglInit(int width, int height)
{
// Enable OpenGL Debug Context
#if defined(RLGL_ENABLE_OPENGL_DEBUG_CONTEXT) && defined(GRAPHICS_API_OPENGL_43)
if (glDebugMessageCallback != NULL && glDebugMessageControl != NULL)
{
glDebugMessageCallback(rlDebugMessageCallback, 0);
// glDebugMessageControl(GL_DEBUG_SOURCE_API, GL_DEBUG_TYPE_ERROR, GL_DEBUG_SEVERITY_HIGH, 0, 0, GL_TRUE); // TODO: filter message
// GL_DEBUG_OUTPUT - Faster version but not useful for breakpoints
// GL_DEBUG_OUTPUT_SYNCHRONUS - Callback is in sync with errors, so a breakpoint can be placed on the callback in order to get a stacktrace for the GL error.
glEnable(GL_DEBUG_OUTPUT);
glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);
}
#endif
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// Init default white texture
unsigned char pixels[4] = { 255, 255, 255, 255 }; // 1 pixel RGBA (4 bytes)