3 files changed, 531 insertions, 0 deletions
diff --git a/src/modules/gpu/gpu.c b/src/modules/gpu/gpu.c
new file mode 100644
index 0000000..5be8442
--- /dev/null
+++ b/src/modules/gpu/gpu.c
@@ -0,0 +1,488 @@
+#include "common/percent.h"
+#include "common/printing.h"
+#include "common/jsonconfig.h"
+#include "common/temps.h"
+#include "common/size.h"
+#include "common/frequency.h"
+#include "common/strutil.h"
+#include "detection/host/host.h"
+#include "detection/gpu/gpu.h"
+#include "modules/gpu/gpu.h"
+
+#include <stdlib.h>
+
+static void printGPUResult(FFGPUOptions* options, uint8_t index, const FFGPUResult* gpu) {
+    const char* type;
+    switch (gpu->type) {
+        case FF_GPU_TYPE_INTEGRATED:
+            type = "Integrated";
+            break;
+        case FF_GPU_TYPE_DISCRETE:
+            type = "Discrete";
+            break;
+        default:
+            type = "Unknown";
+            break;
+    }
+
+    FFPercentageTypeFlags percentType = options->percent.type == 0 ? instance.config.display.percentType : options->percent.type;
+
+    if (options->moduleArgs.outputFormat.length == 0) {
+        ffPrintLogoAndKey(FF_GPU_MODULE_NAME, index, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT);
+
+        FF_STRBUF_AUTO_DESTROY output = ffStrbufCreate();
+
+        if (gpu->vendor.length > 0 && !ffStrbufStartsWithIgnCase(&gpu->name, &gpu->vendor)) {
+            ffStrbufAppend(&output, &gpu->vendor);
+            ffStrbufAppendC(&output, ' ');
+        }
+
+        ffStrbufAppend(&output, &gpu->name);
+
+        if (gpu->coreCount != FF_GPU_CORE_COUNT_UNSET) {
+            ffStrbufAppendF(&output, " (%d)", gpu->coreCount);
+        }
+
+        if (gpu->frequency > 0) {
+            ffStrbufAppendS(&output, " @ ");
+            ffFreqAppendNum(gpu->frequency, &output);
+        }
+
+        if (gpu->temperature != FF_GPU_TEMP_UNSET) {
+            ffStrbufAppendS(&output, " - ");
+            ffTempsAppendNum(gpu->temperature, &output, options->tempConfig, &options->moduleArgs);
+        }
+
+        if (gpu->dedicated.total != FF_GPU_VMEM_SIZE_UNSET && gpu->dedicated.total != 0) {
+            ffStrbufAppendS(&output, " (");
+
+            if (!(percentType & FF_PERCENTAGE_TYPE_HIDE_OTHERS_BIT)) {
+                if (gpu->dedicated.used != FF_GPU_VMEM_SIZE_UNSET) {
+                    ffSizeAppendNum(gpu->dedicated.used, &output);
+                    ffStrbufAppendS(&output, " / ");
+                }
+                ffSizeAppendNum(gpu->dedicated.total, &output);
+            }
+            if (gpu->dedicated.used != FF_GPU_VMEM_SIZE_UNSET) {
+                double percent = (double) gpu->dedicated.used / (double) gpu->dedicated.total * 100.0;
+                if (percentType & FF_PERCENTAGE_TYPE_NUM_BIT) {
+                    ffStrbufAppendS(&output, ", ");
+                    ffPercentAppendNum(&output, percent, options->percent, false, &options->moduleArgs);
+                }
+                if (percentType & FF_PERCENTAGE_TYPE_BAR_BIT) {
+                    ffStrbufAppendS(&output, " ");
+                    ffPercentAppendBar(&output, percent, options->percent, &options->moduleArgs);
+                }
+            }
+            ffStrbufAppendC(&output, ')');
+        }
+
+        if (gpu->type != FF_GPU_TYPE_UNKNOWN) {
+            ffStrbufAppendF(&output, " [%s]", type);
+        }
+
+        ffStrbufPutTo(&output, stdout);
+    } else {
+        FF_STRBUF_AUTO_DESTROY tempStr = ffStrbufCreate();
+        ffTempsAppendNum(gpu->temperature, &tempStr, options->tempConfig, &options->moduleArgs);
+        FF_STRBUF_AUTO_DESTROY dTotal = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY dUsed = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY dPercentNum = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY dPercentBar = ffStrbufCreate();
+        if (gpu->dedicated.total != FF_GPU_VMEM_SIZE_UNSET) {
+            ffSizeAppendNum(gpu->dedicated.total, &dTotal);
+        }
+        if (gpu->dedicated.used != FF_GPU_VMEM_SIZE_UNSET) {
+            ffSizeAppendNum(gpu->dedicated.used, &dUsed);
+        }
+        if (gpu->dedicated.total != FF_GPU_VMEM_SIZE_UNSET && gpu->dedicated.used != FF_GPU_VMEM_SIZE_UNSET) {
+            double percent = (double) gpu->dedicated.used / (double) gpu->dedicated.total * 100.0;
+            if (percentType & FF_PERCENTAGE_TYPE_NUM_BIT) {
+                ffPercentAppendNum(&dPercentNum, percent, options->percent, false, &options->moduleArgs);
+            }
+            if (percentType & FF_PERCENTAGE_TYPE_BAR_BIT) {
+                ffPercentAppendBar(&dPercentBar, percent, options->percent, &options->moduleArgs);
+            }
+        }
+
+        FF_STRBUF_AUTO_DESTROY sTotal = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY sUsed = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY sPercentNum = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY sPercentBar = ffStrbufCreate();
+        if (gpu->shared.total != FF_GPU_VMEM_SIZE_UNSET) {
+            ffSizeAppendNum(gpu->shared.total, &sTotal);
+        }
+        if (gpu->shared.used != FF_GPU_VMEM_SIZE_UNSET) {
+            ffSizeAppendNum(gpu->shared.used, &sUsed);
+        }
+        if (gpu->shared.total != FF_GPU_VMEM_SIZE_UNSET && gpu->shared.used != FF_GPU_VMEM_SIZE_UNSET) {
+            double percent = (double) gpu->shared.used / (double) gpu->shared.total * 100.0;
+            if (percentType & FF_PERCENTAGE_TYPE_NUM_BIT) {
+                ffPercentAppendNum(&sPercentNum, percent, options->percent, false, &options->moduleArgs);
+            }
+            if (percentType & FF_PERCENTAGE_TYPE_BAR_BIT) {
+                ffPercentAppendBar(&sPercentBar, percent, options->percent, &options->moduleArgs);
+            }
+        }
+
+        FF_STRBUF_AUTO_DESTROY frequency = ffStrbufCreate();
+        ffFreqAppendNum(gpu->frequency, &frequency);
+
+        FF_STRBUF_AUTO_DESTROY coreUsageNum = ffStrbufCreate();
+        FF_STRBUF_AUTO_DESTROY coreUsageBar = ffStrbufCreate();
+        if (gpu->coreUsage != FF_GPU_CORE_USAGE_UNSET) {
+            if (percentType & FF_PERCENTAGE_TYPE_NUM_BIT) {
+                ffPercentAppendNum(&coreUsageNum, gpu->coreUsage, options->percent, false, &options->moduleArgs);
+            }
+            if (percentType & FF_PERCENTAGE_TYPE_BAR_BIT) {
+                ffPercentAppendBar(&coreUsageBar, gpu->coreUsage, options->percent, &options->moduleArgs);
+            }
+        }
+
+        FF_PRINT_FORMAT_CHECKED(FF_GPU_MODULE_NAME, index, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, ((FFformatarg[]) {
+                                                                                                            FF_ARG(gpu->vendor, "vendor"),
+                                                                                                            FF_ARG(gpu->name, "name"),
+                                                                                                            FF_ARG(gpu->driver, "driver"),
+                                                                                                            FF_ARG(tempStr, "temperature"),
+                                                                                                            FF_ARG(gpu->coreCount, "core-count"),
+                                                                                                            FF_ARG(type, "type"),
+                                                                                                            FF_ARG(dTotal, "dedicated-total"),
+                                                                                                            FF_ARG(dUsed, "dedicated-used"),
+                                                                                                            FF_ARG(sTotal, "shared-total"),
+                                                                                                            FF_ARG(sUsed, "shared-used"),
+                                                                                                            FF_ARG(gpu->platformApi, "platform-api"),
+                                                                                                            FF_ARG(frequency, "frequency"),
+                                                                                                            FF_ARG(index, "index"),
+                                                                                                            FF_ARG(dPercentNum, "dedicated-percentage-num"),
+                                                                                                            FF_ARG(dPercentBar, "dedicated-percentage-bar"),
+                                                                                                            FF_ARG(sPercentNum, "shared-percentage-num"),
+                                                                                                            FF_ARG(sPercentBar, "shared-percentage-bar"),
+                                                                                                            FF_ARG(coreUsageNum, "core-usage-num"),
+                                                                                                            FF_ARG(coreUsageBar, "core-usage-bar"),
+                                                                                                            FF_ARG(gpu->memoryType, "memory-type"),
+                                                                                                        }));
+    }
+}
+
+bool ffPrintGPU(FFGPUOptions* options) {
+    FF_LIST_AUTO_DESTROY gpus = ffListCreate();
+    const char* error = ffDetectGPU(options, &gpus);
+    if (error) {
+        ffPrintError(FF_GPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "%s", error);
+        return false;
+    }
+
+    FF_LIST_AUTO_DESTROY selectedGPUs = ffListCreateA(sizeof(const FFGPUResult*), gpus.length);
+
+    FF_LIST_FOR_EACH (FFGPUResult, gpu, gpus) {
+        if (gpu->type == FF_GPU_TYPE_UNKNOWN && options->hideType == FF_GPU_TYPE_UNKNOWN) {
+            continue;
+        }
+
+        if (gpu->type == FF_GPU_TYPE_INTEGRATED && options->hideType == FF_GPU_TYPE_INTEGRATED) {
+            continue;
+        }
+
+        if (gpu->type == FF_GPU_TYPE_DISCRETE && options->hideType == FF_GPU_TYPE_DISCRETE) {
+            continue;
+        }
+
+        *FF_LIST_ADD(const FFGPUResult*, selectedGPUs) = gpu;
+    }
+
+    uint32_t i = 0;
+    FF_LIST_FOR_EACH (const FFGPUResult*, pgpu, selectedGPUs) {
+        printGPUResult(options, selectedGPUs.length == 1 ? 0 : (uint8_t) (i + 1), *pgpu);
+        ++i;
+    }
+
+    FF_LIST_FOR_EACH (FFGPUResult, gpu, gpus) {
+        ffStrbufDestroy(&gpu->vendor);
+        ffStrbufDestroy(&gpu->name);
+        ffStrbufDestroy(&gpu->driver);
+        ffStrbufDestroy(&gpu->platformApi);
+        ffStrbufDestroy(&gpu->memoryType);
+    }
+
+    if (selectedGPUs.length == 0) {
+        ffPrintError(FF_GPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, (gpus.length > 0 ? "GPUs found but all hidden by hideType option" : "No GPUs detected"));
+        return false;
+    }
+
+    return true;
+}
+
+void ffParseGPUJsonObject(FFGPUOptions* options, yyjson_val* module) {
+    yyjson_val *key, *val;
+    size_t idx, max;
+    yyjson_obj_foreach (module, idx, max, key, val) {
+        if (ffJsonConfigParseModuleArgs(key, val, &options->moduleArgs)) {
+            continue;
+        }
+
+        if (ffTempsParseJsonObject(key, val, &options->temp, &options->tempConfig)) {
+            continue;
+        }
+
+        if (unsafe_yyjson_equals_str(key, "driverSpecific")) {
+            options->driverSpecific = yyjson_get_bool(val);
+            continue;
+        }
+
+        if (unsafe_yyjson_equals_str(key, "detectionMethod")) {
+            int value;
+            const char* error = ffJsonConfigParseEnum(val, &value, (FFKeyValuePair[]){
+                                                                       { "auto", FF_GPU_DETECTION_METHOD_AUTO },
+                                                                       { "pci", FF_GPU_DETECTION_METHOD_PCI },
+                                                                       { "vulkan", FF_GPU_DETECTION_METHOD_VULKAN },
+                                                                       { "opencl", FF_GPU_DETECTION_METHOD_OPENCL },
+                                                                       { "opengl", FF_GPU_DETECTION_METHOD_OPENGL },
+                                                                       {},
+                                                                   });
+            if (error) {
+                ffPrintError(FF_GPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "Invalid %s value: %s", unsafe_yyjson_get_str(key), error);
+            } else {
+                options->detectionMethod = (FFGPUDetectionMethod) value;
+            }
+            continue;
+        }
+
+        if (unsafe_yyjson_equals_str(key, "hideType")) {
+            if (yyjson_is_null(val)) {
+                options->hideType = FF_GPU_TYPE_NONE;
+            } else {
+                int value;
+                const char* error = ffJsonConfigParseEnum(val, &value, (FFKeyValuePair[]){
+                                                                           { "none", FF_GPU_TYPE_NONE },
+                                                                           { "unknown", FF_GPU_TYPE_UNKNOWN },
+                                                                           { "integrated", FF_GPU_TYPE_INTEGRATED },
+                                                                           { "discrete", FF_GPU_TYPE_DISCRETE },
+                                                                           {},
+                                                                       });
+                if (error) {
+                    ffPrintError(FF_GPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "Invalid %s value: %s", unsafe_yyjson_get_str(key), error);
+                } else {
+                    options->hideType = (FFGPUType) value;
+                }
+            }
+            continue;
+        }
+
+        if (ffPercentParseJsonObject(key, val, &options->percent)) {
+            continue;
+        }
+
+        ffPrintError(FF_GPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "Unknown JSON key %s", unsafe_yyjson_get_str(key));
+    }
+}
+
+void ffGenerateGPUJsonConfig(FFGPUOptions* options, yyjson_mut_doc* doc, yyjson_mut_val* module) {
+    ffJsonConfigGenerateModuleArgsConfig(doc, module, &options->moduleArgs);
+
+    yyjson_mut_obj_add_bool(doc, module, "driverSpecific", options->driverSpecific);
+
+    switch (options->detectionMethod) {
+        case FF_GPU_DETECTION_METHOD_AUTO:
+            yyjson_mut_obj_add_str(doc, module, "detectionMethod", "auto");
+            break;
+        case FF_GPU_DETECTION_METHOD_PCI:
+            yyjson_mut_obj_add_str(doc, module, "detectionMethod", "pci");
+            break;
+        case FF_GPU_DETECTION_METHOD_VULKAN:
+            yyjson_mut_obj_add_str(doc, module, "detectionMethod", "vulkan");
+            break;
+        case FF_GPU_DETECTION_METHOD_OPENCL:
+            yyjson_mut_obj_add_str(doc, module, "detectionMethod", "opencl");
+            break;
+        case FF_GPU_DETECTION_METHOD_OPENGL:
+            yyjson_mut_obj_add_str(doc, module, "detectionMethod", "opengl");
+            break;
+    }
+
+    ffTempsGenerateJsonConfig(doc, module, options->temp, options->tempConfig);
+
+    switch (options->hideType) {
+        case FF_GPU_TYPE_NONE:
+            yyjson_mut_obj_add_str(doc, module, "hideType", "none");
+            break;
+        case FF_GPU_TYPE_UNKNOWN:
+            yyjson_mut_obj_add_str(doc, module, "hideType", "unknown");
+            break;
+        case FF_GPU_TYPE_INTEGRATED:
+            yyjson_mut_obj_add_str(doc, module, "hideType", "integrated");
+            break;
+        case FF_GPU_TYPE_DISCRETE:
+            yyjson_mut_obj_add_str(doc, module, "hideType", "discrete");
+            break;
+    }
+
+    ffPercentGenerateJsonConfig(doc, module, options->percent);
+}
+
+bool ffGenerateGPUJsonResult(FFGPUOptions* options, yyjson_mut_doc* doc, yyjson_mut_val* module) {
+    FF_LIST_AUTO_DESTROY gpus = ffListCreate();
+    const char* error = ffDetectGPU(options, &gpus);
+    if (error) {
+        yyjson_mut_obj_add_str(doc, module, "error", error);
+        return false;
+    }
+
+    yyjson_mut_val* arr = yyjson_mut_obj_add_arr(doc, module, "result");
+    FF_LIST_FOR_EACH (FFGPUResult, gpu, gpus) {
+        yyjson_mut_val* obj = yyjson_mut_arr_add_obj(doc, arr);
+
+        if (gpu->index != FF_GPU_INDEX_UNSET) {
+            yyjson_mut_obj_add_uint(doc, obj, "index", gpu->index);
+        } else {
+            yyjson_mut_obj_add_null(doc, obj, "index");
+        }
+
+        if (gpu->coreCount != FF_GPU_CORE_COUNT_UNSET) {
+            yyjson_mut_obj_add_int(doc, obj, "coreCount", gpu->coreCount);
+        } else {
+            yyjson_mut_obj_add_null(doc, obj, "coreCount");
+        }
+
+        if (gpu->coreUsage != FF_GPU_CORE_USAGE_UNSET) {
+            yyjson_mut_obj_add_real(doc, obj, "coreUsage", gpu->coreUsage);
+        } else {
+            yyjson_mut_obj_add_null(doc, obj, "coreUsage");
+        }
+
+        yyjson_mut_val* memoryObj = yyjson_mut_obj_add_obj(doc, obj, "memory");
+
+        yyjson_mut_val* dedicatedObj = yyjson_mut_obj_add_obj(doc, memoryObj, "dedicated");
+        if (gpu->dedicated.total != FF_GPU_VMEM_SIZE_UNSET) {
+            yyjson_mut_obj_add_uint(doc, dedicatedObj, "total", gpu->dedicated.total);
+        } else {
+            yyjson_mut_obj_add_null(doc, dedicatedObj, "total");
+        }
+
+        if (gpu->dedicated.used != FF_GPU_VMEM_SIZE_UNSET) {
+            yyjson_mut_obj_add_uint(doc, dedicatedObj, "used", gpu->dedicated.used);
+        } else {
+            yyjson_mut_obj_add_null(doc, dedicatedObj, "used");
+        }
+
+        yyjson_mut_val* sharedObj = yyjson_mut_obj_add_obj(doc, memoryObj, "shared");
+        if (gpu->shared.total != FF_GPU_VMEM_SIZE_UNSET) {
+            yyjson_mut_obj_add_uint(doc, sharedObj, "total", gpu->shared.total);
+        } else {
+            yyjson_mut_obj_add_null(doc, sharedObj, "total");
+        }
+        if (gpu->shared.used != FF_GPU_VMEM_SIZE_UNSET) {
+            yyjson_mut_obj_add_uint(doc, sharedObj, "used", gpu->shared.used);
+        } else {
+            yyjson_mut_obj_add_null(doc, sharedObj, "used");
+        }
+
+        if (gpu->memoryType.length) {
+            yyjson_mut_obj_add_strbuf(doc, memoryObj, "type", &gpu->memoryType);
+        } else {
+            yyjson_mut_obj_add_null(doc, memoryObj, "type");
+        }
+
+        yyjson_mut_obj_add_strbuf(doc, obj, "driver", &gpu->driver);
+        yyjson_mut_obj_add_strbuf(doc, obj, "name", &gpu->name);
+
+        if (gpu->temperature != FF_GPU_TEMP_UNSET) {
+            yyjson_mut_obj_add_real(doc, obj, "temperature", gpu->temperature);
+        } else {
+            yyjson_mut_obj_add_null(doc, obj, "temperature");
+        }
+
+        const char* type;
+        switch (gpu->type) {
+            case FF_GPU_TYPE_INTEGRATED:
+                type = "Integrated";
+                break;
+            case FF_GPU_TYPE_DISCRETE:
+                type = "Discrete";
+                break;
+            default:
+                type = NULL;
+                break;
+        }
+        if (type) {
+            yyjson_mut_obj_add_str(doc, obj, "type", type);
+        } else {
+            yyjson_mut_obj_add_null(doc, obj, "type");
+        }
+
+        yyjson_mut_obj_add_strbuf(doc, obj, "vendor", &gpu->vendor);
+
+        yyjson_mut_obj_add_strbuf(doc, obj, "platformApi", &gpu->platformApi);
+
+        if (gpu->frequency != FF_GPU_FREQUENCY_UNSET) {
+            yyjson_mut_obj_add_uint(doc, obj, "frequency", gpu->frequency);
+        } else {
+            yyjson_mut_obj_add_null(doc, obj, "frequency");
+        }
+
+        yyjson_mut_obj_add_uint(doc, obj, "deviceId", gpu->deviceId);
+    }
+
+    FF_LIST_FOR_EACH (FFGPUResult, gpu, gpus) {
+        ffStrbufDestroy(&gpu->vendor);
+        ffStrbufDestroy(&gpu->name);
+        ffStrbufDestroy(&gpu->driver);
+        ffStrbufDestroy(&gpu->platformApi);
+        ffStrbufDestroy(&gpu->memoryType);
+    }
+
+    return true;
+}
+
+void ffInitGPUOptions(FFGPUOptions* options) {
+    ffOptionInitModuleArg(&options->moduleArgs, "󰾲");
+
+    options->driverSpecific = false;
+    options->detectionMethod =
+#if defined(__x86_64__) || defined(__i386__)
+        FF_GPU_DETECTION_METHOD_PCI
+#else
+        FF_GPU_DETECTION_METHOD_AUTO
+#endif
+        ;
+    options->temp = false;
+    options->hideType = FF_GPU_TYPE_NONE;
+    options->tempConfig = (FFColorRangeConfig){ 60, 80 };
+    options->percent = (FFPercentageModuleConfig){ 50, 80, 0 };
+}
+
+void ffDestroyGPUOptions(FFGPUOptions* options) {
+    ffOptionDestroyModuleArg(&options->moduleArgs);
+}
+
+FFModuleBaseInfo ffGPUModuleInfo = {
+    .name = FF_GPU_MODULE_NAME,
+    .description = "Print GPU names, memory sizes, types, etc",
+    .initOptions = (void*) ffInitGPUOptions,
+    .destroyOptions = (void*) ffDestroyGPUOptions,
+    .parseJsonObject = (void*) ffParseGPUJsonObject,
+    .printModule = (void*) ffPrintGPU,
+    .generateJsonResult = (void*) ffGenerateGPUJsonResult,
+    .generateJsonConfig = (void*) ffGenerateGPUJsonConfig,
+    .formatArgs = FF_FORMAT_ARG_LIST(((FFModuleFormatArg[]){
+        { "GPU vendor", "vendor" },
+        { "GPU name", "name" },
+        { "GPU driver", "driver" },
+        { "GPU temperature", "temperature" },
+        { "GPU core count", "core-count" },
+        { "GPU type", "type" },
+        { "GPU total dedicated memory", "dedicated-total" },
+        { "GPU used dedicated memory", "dedicated-used" },
+        { "GPU total shared memory", "shared-total" },
+        { "GPU used shared memory", "shared-used" },
+        { "The platform API used when detecting the GPU", "platform-api" },
+        { "Current frequency in GHz", "frequency" },
+        { "GPU vendor specific index", "index" },
+        { "Dedicated memory usage percentage num", "dedicated-percentage-num" },
+        { "Dedicated memory usage percentage bar", "dedicated-percentage-bar" },
+        { "Shared memory usage percentage num", "shared-percentage-num" },
+        { "Shared memory usage percentage bar", "shared-percentage-bar" },
+        { "Core usage percentage num", "core-usage-num" },
+        { "Core usage percentage bar", "core-usage-bar" },
+        { "Memory type (Windows only)", "memory-type" },
+    })),
+};
diff --git a/src/modules/gpu/gpu.h b/src/modules/gpu/gpu.h
new file mode 100644
index 0000000..e2a6f14
--- /dev/null
+++ b/src/modules/gpu/gpu.h
@@ -0,0 +1,11 @@
+#pragma once
+
+#include "option.h"
+
+#define FF_GPU_MODULE_NAME "GPU"
+
+bool ffPrintGPU(FFGPUOptions* options);
+void ffInitGPUOptions(FFGPUOptions* options);
+void ffDestroyGPUOptions(FFGPUOptions* options);
+
+extern FFModuleBaseInfo ffGPUModuleInfo;
diff --git a/src/modules/gpu/option.h b/src/modules/gpu/option.h
new file mode 100644
index 0000000..7ec0df3
--- /dev/null
+++ b/src/modules/gpu/option.h
@@ -0,0 +1,32 @@
+#pragma once
+
+#include "common/option.h"
+#include "common/percent.h"
+
+typedef enum FF_A_PACKED FFGPUType {
+    FF_GPU_TYPE_NONE,    // Indicates no specific GPU type. Useful as a hide filter only.
+    FF_GPU_TYPE_UNKNOWN, // Indicates an unknown or unrecognized GPU type.
+    FF_GPU_TYPE_INTEGRATED,
+    FF_GPU_TYPE_DISCRETE,
+} FFGPUType;
+
+typedef enum FF_A_PACKED FFGPUDetectionMethod {
+    FF_GPU_DETECTION_METHOD_AUTO,
+    FF_GPU_DETECTION_METHOD_PCI,
+    FF_GPU_DETECTION_METHOD_VULKAN,
+    FF_GPU_DETECTION_METHOD_OPENCL,
+    FF_GPU_DETECTION_METHOD_OPENGL,
+} FFGPUDetectionMethod;
+
+typedef struct FFGPUOptions {
+    FFModuleArgs moduleArgs;
+
+    FFGPUType hideType;
+    FFGPUDetectionMethod detectionMethod;
+    bool temp;
+    bool driverSpecific;
+    FFColorRangeConfig tempConfig;
+    FFPercentageModuleConfig percent;
+} FFGPUOptions;
+
+static_assert(sizeof(FFGPUOptions) <= FF_OPTION_MAX_SIZE, "FFGPUOptions size exceeds maximum allowed size");