1 files changed, 87 insertions, 0 deletions
diff --git a/source/blender/gpu/opengl/gl_shader_log.cc b/source/blender/gpu/opengl/gl_shader_log.cc
new file mode 100644
index 00000000000..393f852b463
--- /dev/null
+++ b/source/blender/gpu/opengl/gl_shader_log.cc
@@ -0,0 +1,87 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2021 Blender Foundation.
+ * All rights reserved.
+ */
+
+/** \file
+ * \ingroup gpu
+ */
+
+#include "gl_shader.hh"
+
+#include "GPU_platform.h"
+
+namespace blender::gpu {
+
+char *GLLogParser::parse_line(char *log_line, GPULogItem &log_item)
+{
+  /* Skip ERROR: or WARNING:. */
+  log_line = skip_severity_prefix(log_line, log_item);
+  log_line = skip_separators(log_line, ':', '(', ' ');
+
+  /* Parse error line & char numbers. */
+  if (log_line[0] >= '0' && log_line[0] <= '9') {
+    char *error_line_number_end;
+    log_item.cursor.row = (int)strtol(log_line, &error_line_number_end, 10);
+    /* Try to fetch the error character (not always available). */
+    if (ELEM(error_line_number_end[0], '(', ':') && error_line_number_end[1] != ' ') {
+      log_item.cursor.column = (int)strtol(error_line_number_end + 1, &log_line, 10);
+    }
+    else {
+      log_line = error_line_number_end;
+    }
+    /* There can be a 3rd number (case of mesa driver). */
+    if (ELEM(log_line[0], '(', ':') && log_line[1] >= '0' && log_line[1] <= '9') {
+      log_item.cursor.source = log_item.cursor.row;
+      log_item.cursor.row = log_item.cursor.column;
+      log_item.cursor.column = (int)strtol(log_line + 1, &error_line_number_end, 10);
+      log_line = error_line_number_end;
+    }
+  }
+
+  if ((log_item.cursor.row != -1) && (log_item.cursor.column != -1)) {
+    if (GPU_type_matches(GPU_DEVICE_NVIDIA, GPU_OS_ANY, GPU_DRIVER_OFFICIAL) ||
+        GPU_type_matches(GPU_DEVICE_INTEL, GPU_OS_MAC, GPU_DRIVER_OFFICIAL)) {
+      /* 0:line */
+      log_item.cursor.row = log_item.cursor.column;
+      log_item.cursor.column = -1;
+    }
+    else {
+      /* line:char */
+    }
+  }
+
+  log_line = skip_separators(log_line, ':', ')', ' ');
+
+  /* Skip to message. Avoid redundant info. */
+  log_line = skip_severity_keyword(log_line, log_item);
+  log_line = skip_separators(log_line, ':', ')', ' ');
+
+  return log_line;
+}
+
+char *GLLogParser::skip_severity_prefix(char *log_line, GPULogItem &log_item)
+{
+  return skip_severity(log_line, log_item, "ERROR", "WARNING");
+}
+
+char *GLLogParser::skip_severity_keyword(char *log_line, GPULogItem &log_item)
+{
+  return skip_severity(log_line, log_item, "error", "warning");
+}
+
+}  // namespace blender::gpu