mirror of
https://github.com/MobileGL-Dev/MobileGL
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[Chore] (TEMP_MESA): Delete unused TEMP_MESA.
This commit is contained in:
@@ -1,140 +0,0 @@
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//
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// Created by BZLZHH on 2025/3/15.
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//
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#include "MesaEmu.h"
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// Code From DeepSeek
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static thread_local OSMesaContext currentContext = nullptr;
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static uint32_t findGraphicsQueueFamily(VkPhysicalDevice physicalDevice) {
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uint32_t queueFamilyCount = 0;
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vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, nullptr);
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std::vector<VkQueueFamilyProperties> queueFamilies(queueFamilyCount);
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vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, queueFamilies.data());
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for (uint32_t i = 0; i < queueFamilyCount; ++i) {
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if (queueFamilies[i].queueFlags & VK_QUEUE_GRAPHICS_BIT) {
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return i;
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}
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}
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throw std::runtime_error("No graphics queue family found");
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}
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extern "C" MG_EXPORT OSMesaContext OSMesaCreateContext(GLenum format, OSMesaContext sharelist) {
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OSMesaContextData newCtx;
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try {
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VkInstanceCreateInfo instanceInfo{};
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instanceInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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if (vkCreateInstance(&instanceInfo, nullptr, &newCtx.instance) != VK_SUCCESS) {
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throw std::runtime_error("Failed to create Vulkan instance");
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}
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uint32_t deviceCount = 0;
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vkEnumeratePhysicalDevices(newCtx.instance, &deviceCount, nullptr);
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if (deviceCount == 0) {
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throw std::runtime_error("No Vulkan devices found");
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}
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std::vector<VkPhysicalDevice> devices(deviceCount);
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vkEnumeratePhysicalDevices(newCtx.instance, &deviceCount, devices.data());
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newCtx.physicalDevice = devices[0];
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newCtx.queueFamilyIndex = findGraphicsQueueFamily(newCtx.physicalDevice);
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float queuePriority = 1.0f;
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VkDeviceQueueCreateInfo queueCreateInfo{};
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queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
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queueCreateInfo.queueFamilyIndex = newCtx.queueFamilyIndex;
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queueCreateInfo.queueCount = 1;
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queueCreateInfo.pQueuePriorities = &queuePriority;
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VkDeviceCreateInfo deviceInfo{};
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deviceInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
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deviceInfo.queueCreateInfoCount = 1;
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deviceInfo.pQueueCreateInfos = &queueCreateInfo;
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if (vkCreateDevice(newCtx.physicalDevice, &deviceInfo, nullptr, &newCtx.device) != VK_SUCCESS) {
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throw std::runtime_error("Failed to create logical device");
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}
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vkGetDeviceQueue(newCtx.device, newCtx.queueFamilyIndex, 0, &newCtx.graphicsQueue);
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VkCommandPoolCreateInfo poolInfo{};
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poolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
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poolInfo.queueFamilyIndex = newCtx.queueFamilyIndex;
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poolInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
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if (vkCreateCommandPool(newCtx.device, &poolInfo, nullptr, &newCtx.commandPool) != VK_SUCCESS) {
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throw std::runtime_error("Failed to create command pool");
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}
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OSMesaContext ctx = reinterpret_cast<OSMesaContext>(new int(0));
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ctxMap[ctx] = newCtx;
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return ctx;
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} catch (const std::exception& e) {
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if (newCtx.device) vkDestroyDevice(newCtx.device, nullptr);
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if (newCtx.instance) vkDestroyInstance(newCtx.instance, nullptr);
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return nullptr;
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}
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}
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extern "C" MG_EXPORT void OSMesaDestroyContext(OSMesaContext ctx) {
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if (ctxMap.find(ctx) != ctxMap.end()) {
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auto& data = ctxMap[ctx];
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if (data.commandPool) {
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vkDestroyCommandPool(data.device, data.commandPool, nullptr);
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}
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if (data.imageView) {
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vkDestroyImageView(data.device, data.imageView, nullptr);
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}
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if (data.targetImage) {
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vkDestroyImage(data.device, data.targetImage, nullptr);
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}
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if (data.device) {
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vkDestroyDevice(data.device, nullptr);
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}
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if (data.instance) {
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vkDestroyInstance(data.instance, nullptr);
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}
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ctxMap.erase(ctx);
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delete reinterpret_cast<int*>(ctx);
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}
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}
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extern "C" MG_EXPORT GLboolean OSMesaMakeCurrent(OSMesaContext ctx, void *buffer, GLenum type,
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GLsizei width, GLsizei height) {
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if (!ctx || !buffer || width <= 0 || height <= 0) return GL_FALSE;
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auto& data = ctxMap[ctx];
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data.currentWidth = width;
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data.currentHeight = height;
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data.frontBuffer = static_cast<GLubyte*>(buffer);
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VkImageCreateInfo imageInfo{};
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imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
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imageInfo.imageType = VK_IMAGE_TYPE_2D;
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imageInfo.format = VK_FORMAT_R8G8B8A8_UNORM;
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imageInfo.extent = {static_cast<uint32_t>(width), static_cast<uint32_t>(height), 1};
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imageInfo.mipLevels = 1;
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imageInfo.arrayLayers = 1;
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imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
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imageInfo.tiling = VK_IMAGE_TILING_LINEAR;
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imageInfo.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
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imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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if (vkCreateImage(data.device, &imageInfo, nullptr, &data.targetImage) != VK_SUCCESS) {
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return GL_FALSE;
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}
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VkImageViewCreateInfo viewInfo{};
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viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
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viewInfo.image = data.targetImage;
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viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
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viewInfo.format = VK_FORMAT_R8G8B8A8_UNORM;
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viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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viewInfo.subresourceRange.levelCount = 1;
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viewInfo.subresourceRange.layerCount = 1;
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if (vkCreateImageView(data.device, &viewInfo, nullptr, &data.imageView) != VK_SUCCESS) {
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vkDestroyImage(data.device, data.targetImage, nullptr);
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return GL_FALSE;
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}
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currentContext = ctx;
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return GL_TRUE;
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}
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extern "C" MG_EXPORT OSMesaContext OSMesaGetCurrentContext() {
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return currentContext;
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}
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extern "C" MG_EXPORT void OSMesaPixelStore(GLint pname, GLint value) {
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if (pname == GL_PACK_ALIGNMENT && currentContext) {
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ctxMap[currentContext].packAlignment = value;
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}
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}
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extern "C" MG_EXPORT OSMESAproc OSMesaGetProcAddress( const char *funcName ) {
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return (OSMESAproc)MG_GL::GLX::GetProcAddress(funcName);
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}
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@@ -1,360 +0,0 @@
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//
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// Created by BZLZHH on 2025/3/15.
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//
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#ifndef MOBILEGL_MESAEMU_H
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#define MOBILEGL_MESAEMU_H
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#include "../../Includes.h"
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/*
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* Mesa 3-D graphics library
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*
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* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Mesa Off-Screen rendering interface.
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*
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* This is an operating system and window system independent interface to
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* Mesa which allows one to render images into a client-supplied buffer in
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* main memory. Such images may manipulated or saved in whatever way the
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* client wants.
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*
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* These are the API functions:
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* OSMesaCreateContext - create a new Off-Screen Mesa rendering context
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* OSMesaMakeCurrent - bind an OSMesaContext to a client's image buffer
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* and make the specified context the current one.
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* OSMesaDestroyContext - destroy an OSMesaContext
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* OSMesaGetCurrentContext - return thread's current context ID
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* OSMesaPixelStore - controls how pixels are stored in image buffer
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* OSMesaGetIntegerv - return OSMesa state parameters
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*
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*
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* The limits on the width and height of an image buffer can be retrieved
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* via OSMesaGetIntegerv(OSMESA_MAX_WIDTH/OSMESA_MAX_HEIGHT).
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*/
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#ifndef OSMESA_H
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#define OSMESA_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <GL/gl.h>
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#define OSMESA_MAJOR_VERSION 11
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#define OSMESA_MINOR_VERSION 2
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#define OSMESA_PATCH_VERSION 0
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/*
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* Values for the format parameter of OSMesaCreateContext()
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* New in version 2.0.
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*/
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#define OSMESA_COLOR_INDEX GL_COLOR_INDEX
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#define OSMESA_RGBA GL_RGBA
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#define OSMESA_BGRA 0x1
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#define OSMESA_ARGB 0x2
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#define OSMESA_RGB GL_RGB
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#define OSMESA_BGR 0x4
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#define OSMESA_RGB_565 0x5
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/*
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* OSMesaPixelStore() parameters:
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* New in version 2.0.
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*/
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#define OSMESA_ROW_LENGTH 0x10
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#define OSMESA_Y_UP 0x11
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/*
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* Accepted by OSMesaGetIntegerv:
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*/
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#define OSMESA_WIDTH 0x20
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#define OSMESA_HEIGHT 0x21
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#define OSMESA_FORMAT 0x22
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#define OSMESA_TYPE 0x23
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#define OSMESA_MAX_WIDTH 0x24 /* new in 4.0 */
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#define OSMESA_MAX_HEIGHT 0x25 /* new in 4.0 */
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/*
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* Accepted in OSMesaCreateContextAttrib's attribute list.
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*/
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#define OSMESA_DEPTH_BITS 0x30
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#define OSMESA_STENCIL_BITS 0x31
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#define OSMESA_ACCUM_BITS 0x32
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#define OSMESA_PROFILE 0x33
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#define OSMESA_CORE_PROFILE 0x34
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#define OSMESA_COMPAT_PROFILE 0x35
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#define OSMESA_CONTEXT_MAJOR_VERSION 0x36
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#define OSMESA_CONTEXT_MINOR_VERSION 0x37
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typedef struct osmesa_context *OSMesaContext;
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/*
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* Create an Off-Screen Mesa rendering context. The only attribute needed is
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* an RGBA vs Color-Index mode flag.
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*
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* Input: format - one of OSMESA_COLOR_INDEX, OSMESA_RGBA, OSMESA_BGRA,
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* OSMESA_ARGB, OSMESA_RGB, or OSMESA_BGR.
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* sharelist - specifies another OSMesaContext with which to share
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* display lists. NULL indicates no sharing.
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* Return: an OSMesaContext or 0 if error
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*/
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GLAPI OSMesaContext GLAPIENTRY
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OSMesaCreateContext( GLenum format, OSMesaContext sharelist );
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/*
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* Create an Off-Screen Mesa rendering context and specify desired
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* size of depth buffer, stencil buffer and accumulation buffer.
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* If you specify zero for depthBits, stencilBits, accumBits you
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* can save some memory.
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*
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* New in Mesa 3.5
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*/
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GLAPI OSMesaContext GLAPIENTRY
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OSMesaCreateContextExt( GLenum format, GLint depthBits, GLint stencilBits,
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GLint accumBits, OSMesaContext sharelist);
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/*
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* Create an Off-Screen Mesa rendering context with attribute list.
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* The list is composed of (attribute, value) pairs and terminated with
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* attribute==0. Supported Attributes:
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*
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* Attributes Values
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* --------------------------------------------------------------------------
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* OSMESA_FORMAT OSMESA_RGBA*, OSMESA_BGRA, OSMESA_ARGB, etc.
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* OSMESA_DEPTH_BITS 0*, 16, 24, 32
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* OSMESA_STENCIL_BITS 0*, 8
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* OSMESA_ACCUM_BITS 0*, 16
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* OSMESA_PROFILE OSMESA_COMPAT_PROFILE*, OSMESA_CORE_PROFILE
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* OSMESA_CONTEXT_MAJOR_VERSION 1*, 2, 3
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* OSMESA_CONTEXT_MINOR_VERSION 0+
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*
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* Note: * = default value
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*
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* We return a context version >= what's specified by OSMESA_CONTEXT_MAJOR/
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* MINOR_VERSION for the given profile. For example, if you request a GL 1.4
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* compat profile, you might get a GL 3.0 compat profile.
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* Otherwise, null is returned if the version/profile is not supported.
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*
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* New in Mesa 11.2
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*/
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GLAPI OSMesaContext GLAPIENTRY
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OSMesaCreateContextAttribs( const int *attribList, OSMesaContext sharelist );
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/*
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* Destroy an Off-Screen Mesa rendering context.
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*
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* Input: ctx - the context to destroy
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*/
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GLAPI void GLAPIENTRY
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OSMesaDestroyContext( OSMesaContext ctx );
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/*
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* Bind an OSMesaContext to an image buffer. The image buffer is just a
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* block of memory which the client provides. Its size must be at least
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* as large as width*height*sizeof(type). Its address should be a multiple
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* of 4 if using RGBA mode.
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*
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* Image data is stored in the order of glDrawPixels: row-major order
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* with the lower-left image pixel stored in the first array position
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* (ie. bottom-to-top).
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*
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* Since the only type initially supported is GL_UNSIGNED_BYTE, if the
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* context is in RGBA mode, each pixel will be stored as a 4-byte RGBA
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* value. If the context is in color indexed mode, each pixel will be
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* stored as a 1-byte value.
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*
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* If the context's viewport hasn't been initialized yet, it will now be
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* initialized to (0,0,width,height).
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*
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* Input: ctx - the rendering context
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* buffer - the image buffer memory
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* type - data type for pixel components, only GL_UNSIGNED_BYTE
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* supported now
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* width, height - size of image buffer in pixels, at least 1
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* Return: GL_TRUE if success, GL_FALSE if error because of invalid ctx,
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* invalid buffer address, type!=GL_UNSIGNED_BYTE, width<1, height<1,
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* width>internal limit or height>internal limit.
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*/
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GLAPI GLboolean GLAPIENTRY
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OSMesaMakeCurrent( OSMesaContext ctx, void *buffer, GLenum type,
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GLsizei width, GLsizei height );
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/*
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* Return the current Off-Screen Mesa rendering context handle.
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*/
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GLAPI OSMesaContext GLAPIENTRY
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OSMesaGetCurrentContext( void );
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/*
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* Set pixel store/packing parameters for the current context.
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* This is similar to glPixelStore.
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* Input: pname - OSMESA_ROW_LENGTH
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* specify actual pixels per row in image buffer
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* 0 = same as image width (default)
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* OSMESA_Y_UP
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* zero = Y coordinates increase downward
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||||
* non-zero = Y coordinates increase upward (default)
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* value - the value for the parameter pname
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||||
*
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* New in version 2.0.
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*/
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GLAPI void GLAPIENTRY
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OSMesaPixelStore( GLint pname, GLint value );
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||||
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||||
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/*
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* Return an integer value like glGetIntegerv.
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||||
* Input: pname -
|
||||
* OSMESA_WIDTH return current image width
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* OSMESA_HEIGHT return current image height
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* OSMESA_FORMAT return image format
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||||
* OSMESA_TYPE return color component data type
|
||||
* OSMESA_ROW_LENGTH return row length in pixels
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||||
* OSMESA_Y_UP returns 1 or 0 to indicate Y axis direction
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* value - pointer to integer in which to return result.
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*/
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GLAPI void GLAPIENTRY
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OSMesaGetIntegerv( GLint pname, GLint *value );
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||||
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||||
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||||
/*
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||||
* Return the depth buffer associated with an OSMesa context.
|
||||
* Input: c - the OSMesa context
|
||||
* Output: width, height - size of buffer in pixels
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||||
* bytesPerValue - bytes per depth value (2 or 4)
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||||
* buffer - pointer to depth buffer values
|
||||
* Return: GL_TRUE or GL_FALSE to indicate success or failure.
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||||
*
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* New in Mesa 2.4.
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*/
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GLAPI GLboolean GLAPIENTRY
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||||
OSMesaGetDepthBuffer( OSMesaContext c, GLint *width, GLint *height,
|
||||
GLint *bytesPerValue, void **buffer );
|
||||
|
||||
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||||
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/*
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||||
* Return the color buffer associated with an OSMesa context.
|
||||
* Input: c - the OSMesa context
|
||||
* Output: width, height - size of buffer in pixels
|
||||
* format - buffer format (OSMESA_FORMAT)
|
||||
* buffer - pointer to depth buffer values
|
||||
* Return: GL_TRUE or GL_FALSE to indicate success or failure.
|
||||
*
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||||
* New in Mesa 3.3.
|
||||
*/
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||||
GLAPI GLboolean GLAPIENTRY
|
||||
OSMesaGetColorBuffer( OSMesaContext c, GLint *width, GLint *height,
|
||||
GLint *format, void **buffer );
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* This typedef is new in Mesa 6.3.
|
||||
*/
|
||||
typedef void (*OSMESAproc)();
|
||||
|
||||
|
||||
/*
|
||||
* Return pointer to the named function.
|
||||
* New in Mesa 4.1
|
||||
* Return OSMESAproc in 6.3.
|
||||
*/
|
||||
GLAPI OSMESAproc GLAPIENTRY
|
||||
OSMesaGetProcAddress( const char *funcName );
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Enable/disable color clamping, off by default.
|
||||
* New in Mesa 6.4.2
|
||||
*/
|
||||
GLAPI void GLAPIENTRY
|
||||
OSMesaColorClamp(GLboolean enable);
|
||||
|
||||
|
||||
/**
|
||||
* Enable/disable Gallium post-process filters.
|
||||
* This should be called after a context is created, but before it is
|
||||
* made current for the first time. After a context has been made
|
||||
* current, this function has no effect.
|
||||
* If the enable_value param is zero, the filter is disabled. Otherwise
|
||||
* the filter is enabled, and the value may control the filter's quality.
|
||||
* New in Mesa 10.0
|
||||
*/
|
||||
GLAPI void GLAPIENTRY
|
||||
OSMesaPostprocess(OSMesaContext osmesa, const char *filter,
|
||||
unsigned enable_value);
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
#endif
|
||||
|
||||
struct OSMesaContextData {
|
||||
VkInstance instance = VK_NULL_HANDLE;
|
||||
VkPhysicalDevice physicalDevice = VK_NULL_HANDLE;
|
||||
VkDevice device = VK_NULL_HANDLE;
|
||||
VkQueue graphicsQueue = VK_NULL_HANDLE;
|
||||
VkImage targetImage = VK_NULL_HANDLE;
|
||||
VkImageView imageView = VK_NULL_HANDLE;
|
||||
VkCommandPool commandPool = VK_NULL_HANDLE;
|
||||
GLsizei currentWidth = 0;
|
||||
GLsizei currentHeight = 0;
|
||||
GLint packAlignment = 4;
|
||||
GLubyte* frontBuffer = nullptr;
|
||||
uint32_t queueFamilyIndex = 0;
|
||||
};
|
||||
|
||||
static std::map<OSMesaContext, OSMesaContextData> ctxMap;
|
||||
|
||||
#endif //MOBILEGL_MESAEMU_H
|
||||
Reference in New Issue
Block a user