From ce3e4b0e6e633d3ac47b9fc5c19d9688db8a0388 Mon Sep 17 00:00:00 2001
From: cutealien <cutealien@dfc29bdd-3216-0410-991c-e03cc46cb475>
Date: Fri, 19 Jun 2020 17:21:10 +0000
Subject: [PATCH] Fix compile problem for older (<3.0) GL versions compiled
 without extensions.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6124 dfc29bdd-3216-0410-991c-e03cc46cb475
---
 source/Irrlicht/COpenGLExtensionHandler.h     | 8 ++++----
 source/Irrlicht/COpenGLSLMaterialRenderer.cpp | 2 ++
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/source/Irrlicht/COpenGLExtensionHandler.h b/source/Irrlicht/COpenGLExtensionHandler.h
index c2e448f0..462c47ab 100644
--- a/source/Irrlicht/COpenGLExtensionHandler.h
+++ b/source/Irrlicht/COpenGLExtensionHandler.h
@@ -1915,7 +1915,7 @@ inline void COpenGLExtensionHandler::extGlUniform1uiv(GLint loc, GLsizei count,
 #ifdef _IRR_OPENGL_USE_EXTPOINTER_
 	if (pGlUniform1uiv)
 		pGlUniform1uiv(loc, count, v);
-#else
+#elif defined(GL_VERSION_3_0)
 	glUniform1uiv(loc, count, v);
 #endif
 }
@@ -1925,7 +1925,7 @@ inline void COpenGLExtensionHandler::extGlUniform2uiv(GLint loc, GLsizei count,
 #ifdef _IRR_OPENGL_USE_EXTPOINTER_
 	if (pGlUniform2uiv)
 		pGlUniform2uiv(loc, count, v);
-#else
+#elif defined(GL_VERSION_3_0)
 	glUniform2uiv(loc, count, v);
 #endif
 }
@@ -1935,7 +1935,7 @@ inline void COpenGLExtensionHandler::extGlUniform3uiv(GLint loc, GLsizei count,
 #ifdef _IRR_OPENGL_USE_EXTPOINTER_
 	if (pGlUniform3uiv)
 		pGlUniform3uiv(loc, count, v);
-#else
+#elif defined(GL_VERSION_3_0)
 	glUniform3uiv(loc, count, v);
 #endif
 }
@@ -1945,7 +1945,7 @@ inline void COpenGLExtensionHandler::extGlUniform4uiv(GLint loc, GLsizei count,
 #ifdef _IRR_OPENGL_USE_EXTPOINTER_
 	if (pGlUniform4uiv)
 		pGlUniform4uiv(loc, count, v);
-#else
+#elif defined(GL_VERSION_3_0)
 	glUniform4uiv(loc, count, v);
 #endif
 }
diff --git a/source/Irrlicht/COpenGLSLMaterialRenderer.cpp b/source/Irrlicht/COpenGLSLMaterialRenderer.cpp
index 14a0ecfd..b2ba9f67 100644
--- a/source/Irrlicht/COpenGLSLMaterialRenderer.cpp
+++ b/source/Irrlicht/COpenGLSLMaterialRenderer.cpp
@@ -736,6 +736,7 @@ bool COpenGLSLMaterialRenderer::setPixelShaderConstant(s32 index, const u32* int
 		case GL_UNSIGNED_INT:
 			Driver->extGlUniform1uiv(UniformInfo[index].location, count, reinterpret_cast<const GLuint*>(ints));
 			break;
+#if defined(GL_VERSION_3_0)
 		case GL_UNSIGNED_INT_VEC2:
 			Driver->extGlUniform2uiv(UniformInfo[index].location, count/2, reinterpret_cast<const GLuint*>(ints));
 			break;
@@ -745,6 +746,7 @@ bool COpenGLSLMaterialRenderer::setPixelShaderConstant(s32 index, const u32* int
 		case GL_UNSIGNED_INT_VEC4:
 			Driver->extGlUniform4uiv(UniformInfo[index].location, count/4, reinterpret_cast<const GLuint*>(ints));
 			break;
+#endif
 		default:
 			status = false;
 			break;