ppsspp/GPU/Vulkan/TextureCacheVulkan.h
2017-02-20 00:05:23 +01:00

143 lines
4.3 KiB
C++

// Copyright (c) 2015- PPSSPP Project.
// 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, version 2.0 or later versions.
// 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include <map>
#include "Globals.h"
#include "GPU/GPUInterface.h"
#include "GPU/GPUState.h"
#include "Common/Vulkan/VulkanContext.h"
#include "GPU/Vulkan/TextureScalerVulkan.h"
#include "GPU/Common/TextureCacheCommon.h"
struct VirtualFramebuffer;
class FramebufferManagerVulkan;
class DepalShaderCacheVulkan;
class ShaderManagerVulkan;
class DrawEngineVulkan;
class VulkanContext;
class VulkanTexture;
class VulkanPushBuffer;
class VulkanDeviceAllocator;
class CachedTextureVulkan {
public:
CachedTextureVulkan() : texture_(nullptr) {
}
~CachedTextureVulkan();
// TODO: Switch away from VulkanImage to some kind of smart suballocating texture pool.
VulkanTexture *texture_;
};
class SamplerCache {
public:
SamplerCache(VulkanContext *vulkan) : vulkan_(vulkan) {}
~SamplerCache();
VkSampler GetOrCreateSampler(const SamplerCacheKey &key);
void DeviceLost();
void DeviceRestore(VulkanContext *vulkan);
private:
VulkanContext *vulkan_;
std::map<SamplerCacheKey, VkSampler> cache_;
};
class TextureCacheVulkan : public TextureCacheCommon {
public:
TextureCacheVulkan(Draw::DrawContext *draw, VulkanContext *vulkan);
~TextureCacheVulkan();
void StartFrame();
void EndFrame();
void DeviceLost();
void DeviceRestore(VulkanContext *vulkan);
void SetFramebufferManager(FramebufferManagerVulkan *fbManager);
void SetDepalShaderCache(DepalShaderCacheVulkan *dpCache) {
depalShaderCache_ = dpCache;
}
void SetShaderManager(ShaderManagerVulkan *sm) {
shaderManagerVulkan_ = sm;
}
void SetDrawEngine(DrawEngineVulkan *td) {
drawEngine_ = td;
}
void ForgetLastTexture() override {
lastBoundTexture = nullptr;
gstate_c.Dirty(DIRTY_TEXTURE_PARAMS);
}
void InvalidateLastTexture() override {
lastBoundTexture = nullptr;
}
void GetVulkanHandles(VkImageView &imageView, VkSampler &sampler) {
imageView = imageView_;
sampler = sampler_;
}
protected:
void BindTexture(TexCacheEntry *entry) override;
void Unbind() override;
void ReleaseTexture(TexCacheEntry *entry) override;
private:
void DeleteTexture(TexCache::iterator it);
void UpdateSamplingParams(TexCacheEntry &entry, SamplerCacheKey &key);
void LoadTextureLevel(TexCacheEntry &entry, uint8_t *writePtr, int rowPitch, int level, int scaleFactor, VkFormat dstFmt);
VkFormat GetDestFormat(GETextureFormat format, GEPaletteFormat clutFormat) const;
TexCacheEntry::Status CheckAlpha(const u32 *pixelData, VkFormat dstFmt, int stride, int w, int h);
void UpdateCurrentClut(GEPaletteFormat clutFormat, u32 clutBase, bool clutIndexIsSimple) override;
void SetFramebufferSamplingParams(u16 bufferWidth, u16 bufferHeight, SamplerCacheKey &key);
bool CheckFullHash(TexCacheEntry *const entry, bool &doDelete);
void ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFramebuffer *framebuffer) override;
bool HandleTextureChange(TexCacheEntry *const entry, const char *reason, bool initialMatch, bool doDelete) override;
void BuildTexture(TexCacheEntry *const entry, bool replaceImages) override;
VulkanContext *vulkan_;
VulkanDeviceAllocator *allocator_;
SamplerCache samplerCache_;
TextureScalerVulkan scaler;
CachedTextureVulkan *lastBoundTexture;
int decimationCounter_;
int texelsScaledThisFrame_;
int timesInvalidatedAllThisFrame_;
FramebufferManagerVulkan *framebufferManagerVulkan_;
DepalShaderCacheVulkan *depalShaderCache_;
ShaderManagerVulkan *shaderManagerVulkan_;
DrawEngineVulkan *drawEngine_;
// Bound state to emulate an API similar to the others
VkImageView imageView_ = VK_NULL_HANDLE;
VkSampler sampler_ = VK_NULL_HANDLE;
};
VkFormat getClutDestFormatVulkan(GEPaletteFormat format);