Rename GLES2 driver to OpenGL to prepare for the upgrade to GLES3

- Use lowercase driver names for the `--rendering-driver`
  command line argument.

5 files changed, 15 insertions, 22 deletions

diff --git a/editor/editor_export.cpp b/editor/editor_export.cpp
index 4909ac7a3f..bc4d9fb156 100644
--- a/editor/editor_export.cpp
+++ b/editor/editor_export.cpp
@@ -1491,15 +1491,15 @@ void EditorExport::add_export_preset(const Ref<EditorExportPreset> &p_preset, in
 }
 
 String EditorExportPlatform::test_etc2() const {
-//	String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
-//	bool etc_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc");
-//	bool etc2_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2");
+	//	String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
+	//	bool etc_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc");
+	//	bool etc2_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2");
 	String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
 	bool etc_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc");
 	bool etc2_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2");
 
-	if (driver == "GLES2" && !etc_supported) {
-		return TTR("Target platform requires 'ETC' texture compression for GLES2. Enable 'Import Etc' in Project Settings.");
+	if (driver == "OpenGL" && !etc_supported) {
+		return TTR("Target platform requires 'ETC' texture compression for OpenGL. Enable 'Import Etc' in Project Settings.");
 	} else if (driver == "Vulkan" && !etc2_supported) {
 		// FIXME: Review if this is true for Vulkan.
 		return TTR("Target platform requires 'ETC2' texture compression for Vulkan. Enable 'Import Etc 2' in Project Settings.");
@@ -1511,12 +1511,12 @@ String EditorExportPlatform::test_etc2_or_pvrtc() const {
 	String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
 	bool etc2_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2");
 	bool pvrtc_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_pvrtc");
-//	String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
-//	bool etc2_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2");
-//	bool pvrtc_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_pvrtc");
+	//	String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
+	//	bool etc2_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2");
+	//	bool pvrtc_supported = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_pvrtc");
 
-	if (driver == "GLES2" && !pvrtc_supported) {
-		return TTR("Target platform requires 'PVRTC' texture compression for GLES2. Enable 'Import Pvrtc' in Project Settings.");
+	if (driver == "OpenGL" && !pvrtc_supported) {
+		return TTR("Target platform requires 'PVRTC' texture compression for OpenGL. Enable 'Import Pvrtc' in Project Settings.");
 	} else if (driver == "Vulkan" && !etc2_supported && !pvrtc_supported) {
 		// FIXME: Review if this is true for Vulkan.
 		return TTR("Target platform requires 'ETC2' or 'PVRTC' texture compression for Vulkan. Enable 'Import Etc 2' or 'Import Pvrtc' in Project Settings.");
diff --git a/editor/editor_node.cpp b/editor/editor_node.cpp
index 9e84718fb7..d3d055a009 100644
--- a/editor/editor_node.cpp
+++ b/editor/editor_node.cpp
@@ -5596,14 +5596,9 @@ void EditorNode::_bottom_panel_raise_toggled(bool p_pressed) {
 }
 
 void EditorNode::_update_rendering_driver_color() {
-	// TODO: Probably should de-hardcode this and add to editor settings.
-	//	if (video_driver->get_text() == "GLES2") {
-	//		video_driver->add_theme_color_override("font_color", Color::hex(0x5586a4ff));
-	//	} else if (video_driver->get_text() == "Vulkan") {
-	//		video_driver->add_theme_color_override("font_color", theme_base->get_theme_color(SNAME("vulkan_color"), SNAME("Editor")));
-	if (rendering_driver->get_text() == "GLES2") {
+	if (rendering_driver->get_text() == "opengl") {
 		rendering_driver->add_theme_color_override("font_color", Color::hex(0x5586a4ff));
-	} else if (rendering_driver->get_text() == "Vulkan") {
+	} else if (rendering_driver->get_text() == "vulkan") {
 		rendering_driver->add_theme_color_override("font_color", theme_base->get_theme_color("vulkan_color", "Editor"));
 	}
 }
@@ -6652,8 +6647,6 @@ EditorNode::EditorNode() {
 	rendering_driver->add_theme_font_override("font", gui_base->get_theme_font("bold", "EditorFonts"));
 	rendering_driver->add_theme_font_size_override("font_size", gui_base->get_theme_font_size("bold_size", "EditorFonts"));
 
-	// TODO re-enable when GLES2 is ported
-	//	video_driver->set_disabled(true);
 	right_menu_hb->add_child(rendering_driver);
 
 	// only display the render drivers that are available for this display driver
diff --git a/editor/plugins/node_3d_editor_plugin.cpp b/editor/plugins/node_3d_editor_plugin.cpp
index 84992892a4..b99ccc1012 100644
--- a/editor/plugins/node_3d_editor_plugin.cpp
+++ b/editor/plugins/node_3d_editor_plugin.cpp
@@ -4376,7 +4376,7 @@ Node3DEditorViewport::Node3DEditorViewport(Node3DEditor *p_spatial_editor, Edito
 		const int wireframe_idx = view_menu->get_popup()->get_item_index(VIEW_DISPLAY_WIREFRAME);
 		const int overdraw_idx = view_menu->get_popup()->get_item_index(VIEW_DISPLAY_OVERDRAW);
 		const int shadeless_idx = view_menu->get_popup()->get_item_index(VIEW_DISPLAY_SHADELESS);
-		const String unsupported_tooltip = TTR("Not available when using the GLES2 renderer.");
+		const String unsupported_tooltip = TTR("Not available when using the OpenGL renderer.");
 
 		view_menu->get_popup()->set_item_disabled(normal_idx, true);
 		view_menu->get_popup()->set_item_tooltip(normal_idx, unsupported_tooltip);
diff --git a/editor/plugins/visual_shader_editor_plugin.cpp b/editor/plugins/visual_shader_editor_plugin.cpp
index 6d023b8a7d..2bd99debed 100644
--- a/editor/plugins/visual_shader_editor_plugin.cpp
+++ b/editor/plugins/visual_shader_editor_plugin.cpp
@@ -1246,7 +1246,7 @@ void VisualShaderEditor::_update_options_menu() {
 	Color unsupported_color = get_theme_color(SNAME("error_color"), SNAME("Editor"));
 	Color supported_color = get_theme_color(SNAME("warning_color"), SNAME("Editor"));
 
-	static bool low_driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name") == "GLES2";
+	static bool low_driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name") == "opengl";
 
 	Map<String, TreeItem *> folders;
 
diff --git a/editor/project_manager.cpp b/editor/project_manager.cpp
index 2adcbe69d6..8d14fa899e 100644
--- a/editor/project_manager.cpp
+++ b/editor/project_manager.cpp
@@ -478,7 +478,7 @@ private:
 					if (rasterizer_button_group->get_pressed_button()->get_meta("driver_name") == "Vulkan") {
 						initial_settings["rendering/driver/driver_name"] = "Vulkan";
 					} else {
-						initial_settings["rendering/driver/driver_name"] = "GLES2";
+						initial_settings["rendering/driver/driver_name"] = "OpenGL";
 						initial_settings["rendering/textures/vram_compression/import_etc2"] = false;
 						initial_settings["rendering/textures/vram_compression/import_etc"] = true;
 					}