layers: Rename all layer headers to begin with "vk_layer_" prefix

1 files changed, 260 insertions, 0 deletions

diff --git a/layers/vk_layer_config.cpp b/layers/vk_layer_config.cpp
new file mode 100644
index 00000000..99044694
--- /dev/null
+++ b/layers/vk_layer_config.cpp
@@ -0,0 +1,260 @@
+/**************************************************************************
+ *
+ * Copyright 2014 Lunarg, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ **************************************************************************/
+#include <fstream>
+#include <string>
+#include <map>
+#include <string.h>
+#include <vk_layer.h>
+#include "loader_platform.h"
+#include "vk_layer_config.h"
+// The following is #included again to catch certain OS-specific functions
+// being used:
+#include "loader_platform.h"
+
+#define MAX_CHARS_PER_LINE 4096
+
+class ConfigFile
+{
+public:
+    ConfigFile();
+    ~ConfigFile();
+
+    const char *getOption(const std::string &_option);
+    void setOption(const std::string &_option, const std::string &_val);
+
+private:
+    bool m_fileIsParsed;
+    std::map<std::string, std::string> m_valueMap;
+
+    void parseFile(const char *filename);
+};
+
+static ConfigFile g_configFileObj;
+
+static VkLayerDbgAction stringToDbgAction(const char *_enum)
+{
+    // only handles single enum values
+    if (!strcmp(_enum, "VK_DBG_LAYER_ACTION_IGNORE"))
+        return VK_DBG_LAYER_ACTION_IGNORE;
+    else if (!strcmp(_enum, "VK_DBG_LAYER_ACTION_LOG_MSG"))
+        return VK_DBG_LAYER_ACTION_LOG_MSG;
+    else if (!strcmp(_enum, "VK_DBG_LAYER_ACTION_BREAK"))
+        return VK_DBG_LAYER_ACTION_BREAK;
+    return (VkLayerDbgAction) 0;
+}
+
+static VkFlags stringToDbgReportFlags(const char *_enum)
+{
+    // only handles single enum values
+    if (!strcmp(_enum, "VK_DBG_REPORT_INFO"))
+        return VK_DBG_REPORT_INFO_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_WARN"))
+        return VK_DBG_REPORT_WARN_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_PERF_WARN"))
+        return VK_DBG_REPORT_PERF_WARN_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_ERROR"))
+        return VK_DBG_REPORT_ERROR_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_DEBUG"))
+        return VK_DBG_REPORT_DEBUG_BIT;
+    return (VkFlags) 0;
+}
+
+static unsigned int convertStringEnumVal(const char *_enum)
+{
+    unsigned int ret;
+
+    ret = stringToDbgAction(_enum);
+    if (ret)
+        return ret;
+
+    return stringToDbgReportFlags(_enum);
+}
+
+const char *getLayerOption(const char *_option)
+{
+    return g_configFileObj.getOption(_option);
+}
+
+uint32_t getLayerOptionFlags(const char *_option, uint32_t optionDefault)
+{
+    uint32_t flags = optionDefault;
+    const char *option = (g_configFileObj.getOption(_option));
+
+    /* parse comma-separated options */
+    while (option) {
+        const char *p = strchr(option, ',');
+        size_t len;
+
+        if (p)
+            len = p - option;
+        else
+            len = strlen(option);
+
+        if (len > 0) {
+            if (strncmp(option, "warn", len) == 0) {
+                flags |= VK_DBG_REPORT_WARN_BIT;
+            } else if (strncmp(option, "info", len) == 0) {
+                flags |= VK_DBG_REPORT_INFO_BIT;
+            } else if (strncmp(option, "perf", len) == 0) {
+                flags |= VK_DBG_REPORT_PERF_WARN_BIT;
+            } else if (strncmp(option, "error", len) == 0) {
+                flags |= VK_DBG_REPORT_ERROR_BIT;
+            } else if (strncmp(option, "debug", len) == 0) {
+                flags |= VK_DBG_REPORT_DEBUG_BIT;
+            }
+        }
+
+        if (!p)
+            break;
+
+        option = p + 1;
+    }
+    return flags;
+}
+
+bool getLayerOptionEnum(const char *_option, uint32_t *optionDefault)
+{
+    bool res;
+    const char *option = (g_configFileObj.getOption(_option));
+    if (option != NULL) {
+        *optionDefault = convertStringEnumVal(option);
+        res = false;
+    } else {
+        res = true;
+    }
+    return res;
+}
+
+void setLayerOptionEnum(const char *_option, const char *_valEnum)
+{
+    unsigned int val = convertStringEnumVal(_valEnum);
+    char strVal[24];
+    snprintf(strVal, 24, "%u", val);
+    g_configFileObj.setOption(_option, strVal);
+}
+
+void setLayerOption(const char *_option, const char *_val)
+{
+    g_configFileObj.setOption(_option, _val);
+}
+
+ConfigFile::ConfigFile() : m_fileIsParsed(false)
+{
+}
+
+ConfigFile::~ConfigFile()
+{
+}
+
+const char *ConfigFile::getOption(const std::string &_option)
+{
+    std::map<std::string, std::string>::const_iterator it;
+    if (!m_fileIsParsed)
+    {
+        parseFile("vk_layer_settings.txt");
+    }
+
+    if ((it = m_valueMap.find(_option)) == m_valueMap.end())
+        return NULL;
+    else
+        return it->second.c_str();
+}
+
+void ConfigFile::setOption(const std::string &_option, const std::string &_val)
+{
+    if (!m_fileIsParsed)
+    {
+        parseFile("vk_layer_settings.txt");
+    }
+
+    m_valueMap[_option] = _val;
+}
+
+void ConfigFile::parseFile(const char *filename)
+{
+    std::ifstream file;
+    char buf[MAX_CHARS_PER_LINE];
+
+    m_fileIsParsed = true;
+    m_valueMap.clear();
+
+    file.open(filename);
+    if (!file.good())
+        return;
+
+    // read tokens from the file and form option, value pairs
+    file.getline(buf, MAX_CHARS_PER_LINE);
+    while (!file.eof())
+    {
+        char option[512];
+        char value[512];
+
+        char *pComment;
+
+        //discard any comments delimited by '#' in the line
+        pComment = strchr(buf, '#');
+        if (pComment)
+            *pComment = '\0';
+
+        if (sscanf(buf, " %511[^\n\t =] = %511[^\n \t]", option, value) == 2)
+        {
+            std::string optStr(option);
+            std::string valStr(value);
+            m_valueMap[optStr] = valStr;
+        }
+        file.getline(buf, MAX_CHARS_PER_LINE);
+    }
+}
+
+void print_msg_flags(VkFlags msgFlags, char *msg_flags)
+{
+    bool separator = false;
+
+    msg_flags[0] = 0;
+    if (msgFlags & VK_DBG_REPORT_DEBUG_BIT) {
+        strcat(msg_flags, "DEBUG");
+        separator = true;
+    }
+    if (msgFlags & VK_DBG_REPORT_INFO_BIT) {
+        if (separator) strcat(msg_flags, ",");
+        strcat(msg_flags, "INFO");
+        separator = true;
+    }
+    if (msgFlags & VK_DBG_REPORT_WARN_BIT) {
+        if (separator) strcat(msg_flags, ",");
+        strcat(msg_flags, "WARN");
+        separator = true;
+    }
+    if (msgFlags & VK_DBG_REPORT_PERF_WARN_BIT) {
+        if (separator) strcat(msg_flags, ",");
+        strcat(msg_flags, "PERF");
+        separator = true;
+    }
+    if (msgFlags & VK_DBG_REPORT_ERROR_BIT) {
+        if (separator) strcat(msg_flags, ",");
+        strcat(msg_flags, "ERROR");
+    }
+}
+