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Minor corrections in gl3/gles2 drivers

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This commit is contained in:
sfan5 2024-11-15 13:37:16 +01:00
parent cc8c3d501c
commit 8d2e770361
5 changed files with 31 additions and 24 deletions
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18
irr/src/OpenGLES2/Driver.cpp
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@ -3,8 +3,10 @@
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#include "Driver.h"
#include <stdexcept>
#include <cassert>
#include <CColorConverter.h>
#include "mt_opengl.h"
#include "CColorConverter.h"
namespace irr
{
@ -19,7 +21,7 @@ E_DRIVER_TYPE COpenGLES2Driver::getDriverType() const
OpenGLVersion COpenGLES2Driver::getVersionFromOpenGL() const
{
auto version_string = reinterpret_cast<const char *>(GL.GetString(GL_VERSION));
int major, minor;
int major = 0, minor = 0;
if (sscanf(version_string, "OpenGL ES %d.%d", &major, &minor) != 2) {
os::Printer::log("Failed to parse OpenGL ES version string", version_string, ELL_ERROR);
return {OpenGLSpec::ES, 0, 0, 0};
@ -29,8 +31,16 @@ OpenGLVersion COpenGLES2Driver::getVersionFromOpenGL() const
void COpenGLES2Driver::initFeatures()
{
assert(Version.Spec == OpenGLSpec::ES);
assert(Version.Major >= 2);
if (Version.Spec != OpenGLSpec::ES) {
auto msg = "Context isn't OpenGL ES";
os::Printer::log(msg, ELL_ERROR);
throw std::runtime_error(msg);
}
if (!isVersionAtLeast(2, 0)) {
auto msg = "Open GL ES 2.0 is required";
os::Printer::log(msg, ELL_ERROR);
throw std::runtime_error(msg);
}
initExtensions();
static const GLenum BGRA8_EXT = 0x93A1;