mirror of
https://github.com/DrBeef/Raze.git
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114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
/*
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** Vulkan backend
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** Copyright (c) 2016-2020 Magnus Norddahl
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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*/
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#include "volk/volk.h"
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#include "c_cvars.h"
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#include "v_video.h"
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#include "hw_cvars.h"
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#include "vulkan/system/vk_device.h"
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#include "vulkan/system/vk_builders.h"
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#include "vk_samplers.h"
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#include "hw_material.h"
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#include "i_interface.h"
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struct VkTexFilter
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{
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VkFilter minFilter;
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VkFilter magFilter;
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VkSamplerMipmapMode mipfilter;
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bool mipmapping;
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} ;
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VkTexFilter TexFilter[]={
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{VK_FILTER_NEAREST, VK_FILTER_NEAREST, VK_SAMPLER_MIPMAP_MODE_NEAREST, false},
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{VK_FILTER_NEAREST, VK_FILTER_NEAREST, VK_SAMPLER_MIPMAP_MODE_NEAREST, true},
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{VK_FILTER_LINEAR, VK_FILTER_LINEAR, VK_SAMPLER_MIPMAP_MODE_NEAREST, false},
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{VK_FILTER_LINEAR, VK_FILTER_LINEAR, VK_SAMPLER_MIPMAP_MODE_NEAREST, true},
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{VK_FILTER_LINEAR, VK_FILTER_LINEAR, VK_SAMPLER_MIPMAP_MODE_LINEAR, true},
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{VK_FILTER_NEAREST, VK_FILTER_NEAREST, VK_SAMPLER_MIPMAP_MODE_LINEAR, true},
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{VK_FILTER_LINEAR, VK_FILTER_NEAREST, VK_SAMPLER_MIPMAP_MODE_LINEAR, true},
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};
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struct VkTexClamp
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{
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VkSamplerAddressMode clamp_u;
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VkSamplerAddressMode clamp_v;
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};
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VkTexClamp TexClamp[] ={
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{ VK_SAMPLER_ADDRESS_MODE_REPEAT, VK_SAMPLER_ADDRESS_MODE_REPEAT },
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{ VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_REPEAT },
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{ VK_SAMPLER_ADDRESS_MODE_REPEAT, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE },
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{ VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE },
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{ VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE },
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{ VK_SAMPLER_ADDRESS_MODE_REPEAT, VK_SAMPLER_ADDRESS_MODE_REPEAT },
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{ VK_SAMPLER_ADDRESS_MODE_REPEAT, VK_SAMPLER_ADDRESS_MODE_REPEAT }
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};
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VkSamplerManager::VkSamplerManager(VulkanDevice *dev)
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{
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vDevice = dev;
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Create();
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}
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VkSamplerManager::~VkSamplerManager()
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{
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Destroy();
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}
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void VkSamplerManager::SetTextureFilterMode()
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{
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Destroy();
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Create();
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}
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void VkSamplerManager::Create()
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{
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int filter = sysCallbacks && sysCallbacks->DisableTextureFilter && sysCallbacks->DisableTextureFilter()? 0 : gl_texture_filter;
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for(int i = 0; i < 7; i++)
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{
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SamplerBuilder builder;
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builder.setMagFilter(TexFilter[filter].magFilter);
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builder.setMinFilter(TexFilter[filter].minFilter);
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builder.setAddressMode(TexClamp[i].clamp_u, TexClamp[i].clamp_v, VK_SAMPLER_ADDRESS_MODE_REPEAT);
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builder.setMipmapMode(TexFilter[filter].mipfilter);
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if (i <= CLAMP_XY && TexFilter[filter].mipmapping)
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{
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builder.setAnisotropy(gl_texture_filter_anisotropic);
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builder.setMaxLod(100.0f); // According to the spec this value is clamped so something high makes it usable for all textures.
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}
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else
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{
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builder.setMaxLod(0.25f);
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}
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mSamplers[i] = builder.create(vDevice);
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mSamplers[i]->SetDebugName("VkSamplerManager.mSamplers");
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}
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}
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void VkSamplerManager::Destroy()
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{
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for (int i = 0; i < 7; i++)
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mSamplers[i].reset();
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}
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