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Merge pull request #1502 from kd-11/gl_staging

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gl: Enable texture and render target caching for OpenGL
This commit is contained in:
vlj 2016-02-18 17:14:16 +01:00
commit b6323861a5
6 changed files with 724 additions and 78 deletions
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133
rpcs3/Emu/RSX/GL/GLGSRender.cpp
View File

@ -400,7 +400,7 @@ void GLGSRender::end()
m_gl_textures[i].set_target(target);
__glcheck m_gl_textures[i].init(i, textures[i]);
__glcheck m_gl_texture_cache.upload_texture(i, textures[i], m_gl_textures[i]);
glProgramUniform1i(m_program->id(), location, i);
}
}
@ -771,6 +771,8 @@ void GLGSRender::on_init_thread()
buf = new gl::buffer();
buf->create();
}
m_gl_texture_cache.initialize_rtt_cache();
}
void GLGSRender::on_exit()
@ -1208,7 +1210,11 @@ void GLGSRender::read_buffers()
u32 width = rsx::method_registers[NV4097_SET_SURFACE_CLIP_HORIZONTAL] >> 16;
u32 height = rsx::method_registers[NV4097_SET_SURFACE_CLIP_VERTICAL] >> 16;
/**
* Read color buffers is useless if write buffers is enabled. I havent encountered a case where it is necessary
* since the output is usually fed back into the pipeline as a fragment shader input texture
* It is included here for completeness
*/
for (int i = index; i < index + count; ++i)
{
u32 offset = rsx::method_registers[mr_color_offset[i]];
@ -1218,20 +1224,28 @@ void GLGSRender::read_buffers()
if (pitch <= 64)
continue;
m_draw_tex_color[i].pixel_unpack_settings().row_length(pitch / (color_format.channel_size * color_format.channel_count));
rsx::tiled_region color_buffer = get_tiled_address(offset, location & 0xf);
u32 texaddr = (u32)((u64)color_buffer.ptr - (u64)vm::base(0));
if (!color_buffer.tile)
bool success = m_gl_texture_cache.explicit_writeback(m_draw_tex_color[i], texaddr, pitch);
//Fall back to slower methods if the image could not be fetched.
if (!success)
{
__glcheck m_draw_tex_color[i].copy_from(color_buffer.ptr, color_format.format, color_format.type);
}
else
{
std::unique_ptr<u8[]> buffer(new u8[pitch * height]);
color_buffer.read(buffer.get(), width, height, pitch);
if (!color_buffer.tile)
{
m_draw_tex_color[i].copy_from(color_buffer.ptr, color_format.format, color_format.type);
}
else
{
u32 range = pitch * height;
m_gl_texture_cache.remove_in_range(texaddr, range);
__glcheck m_draw_tex_color[i].copy_from(buffer.get(), color_format.format, color_format.type);
std::unique_ptr<u8[]> buffer(new u8[pitch * height]);
color_buffer.read(buffer.get(), width, height, pitch);
__glcheck m_draw_tex_color[i].copy_from(buffer.get(), color_format.format, color_format.type);
}
}
}
};
@ -1271,8 +1285,15 @@ void GLGSRender::read_buffers()
if (pitch <= 64)
return;
auto depth_format = surface_depth_format_to_gl(m_surface.depth_format);
u32 depth_address = rsx::get_address(rsx::method_registers[NV4097_SET_SURFACE_ZETA_OFFSET], rsx::method_registers[NV4097_SET_CONTEXT_DMA_ZETA]);
bool in_cache = m_gl_texture_cache.explicit_writeback(m_draw_tex_depth_stencil, depth_address, pitch);
if (in_cache)
return;
//Read failed. Fall back to slow s/w path...
auto depth_format = surface_depth_format_to_gl(m_surface.depth_format);
int pixel_size = get_pixel_size(m_surface.depth_format);
gl::buffer pbo_depth;
@ -1312,9 +1333,6 @@ void GLGSRender::write_buffers()
if (rpcs3::state.config.rsx.opengl.write_color_buffers)
{
//gl::buffer pbo_color;
//__glcheck pbo_color.create(m_draw_tex_color[0].width() * m_draw_tex_color[0].height() * 4);
auto color_format = surface_color_format_to_gl(m_surface.color_format);
auto write_color_buffers = [&](int index, int count)
@ -1324,23 +1342,6 @@ void GLGSRender::write_buffers()
for (int i = index; i < index + count; ++i)
{
//TODO: swizzle
//__glcheck m_draw_tex_color[i].copy_to(pbo_color, color_format.format, color_format.type);
//pbo_color.map([&](GLubyte* pixels)
//{
// u32 color_address = rsx::get_address(rsx::method_registers[mr_color_offset[i]], rsx::method_registers[mr_color_dma[i]]);
// //u32 depth_address = rsx::get_address(rsx::method_registers[NV4097_SET_SURFACE_ZETA_OFFSET], rsx::method_registers[NV4097_SET_CONTEXT_DMA_ZETA]);
// const u32 *src = (const u32*)pixels;
// be_t<u32>* dst = vm::ps3::_ptr<u32>(color_address);
// for (int i = 0, end = m_draw_tex_color[i].width() * m_draw_tex_color[i].height(); i < end; ++i)
// {
// dst[i] = src[i];
// }
//}, gl::buffer::access::read);
u32 offset = rsx::method_registers[mr_color_offset[i]];
u32 location = rsx::method_registers[mr_color_dma[i]];
u32 pitch = rsx::method_registers[mr_color_pitch[i]];
@ -1348,22 +1349,15 @@ void GLGSRender::write_buffers()
if (pitch <= 64)
continue;
m_draw_tex_color[i].pixel_pack_settings().row_length(pitch / (color_format.channel_size * color_format.channel_count));
rsx::tiled_region color_buffer = get_tiled_address(offset, location & 0xf);
u32 texaddr = (u32)((u64)color_buffer.ptr - (u64)vm::base(0));
u32 range = pitch * height;
if (!color_buffer.tile)
{
__glcheck m_draw_tex_color[i].copy_to(color_buffer.ptr, color_format.format, color_format.type);
}
else
{
std::unique_ptr<u8[]> buffer(new u8[pitch * height]);
__glcheck m_draw_tex_color[i].copy_to(buffer.get(), color_format.format, color_format.type);
color_buffer.write(buffer.get(), width, height, pitch);
}
/**Even tiles are loaded as whole textures during read_buffers from testing.
* Need further evaluation to determine correct behavior. Separate paths for both show no difference,
* but using the GPU to perform the caching is many times faster.
*/
__glcheck m_gl_texture_cache.save_render_target(texaddr, range, m_draw_tex_color[i]);
}
};
@ -1403,38 +1397,12 @@ void GLGSRender::write_buffers()
return;
auto depth_format = surface_depth_format_to_gl(m_surface.depth_format);
u32 depth_address = rsx::get_address(rsx::method_registers[NV4097_SET_SURFACE_ZETA_OFFSET], rsx::method_registers[NV4097_SET_CONTEXT_DMA_ZETA]);
u32 range = m_draw_tex_depth_stencil.width() * m_draw_tex_depth_stencil.height() * 2;
gl::buffer pbo_depth;
if (m_surface.depth_format != rsx::surface_depth_format::z16) range *= 2;
int pixel_size = get_pixel_size(m_surface.depth_format);
__glcheck pbo_depth.create(m_surface.width * m_surface.height * pixel_size);
__glcheck m_draw_tex_depth_stencil.copy_to(pbo_depth, depth_format.second, depth_format.first);
__glcheck pbo_depth.map([&](GLubyte* pixels)
{
u32 depth_address = rsx::get_address(rsx::method_registers[NV4097_SET_SURFACE_ZETA_OFFSET], rsx::method_registers[NV4097_SET_CONTEXT_DMA_ZETA]);
if (m_surface.depth_format == rsx::surface_depth_format::z16)
{
const u16 *src = (const u16*)pixels;
be_t<u16>* dst = vm::ps3::_ptr<u16>(depth_address);
for (int i = 0, end = m_draw_tex_depth_stencil.width() * m_draw_tex_depth_stencil.height(); i < end; ++i)
{
dst[i] = src[i];
}
}
else
{
const u32 *src = (const u32*)pixels;
be_t<u32>* dst = vm::ps3::_ptr<u32>(depth_address);
for (int i = 0, end = m_draw_tex_depth_stencil.width() * m_draw_tex_depth_stencil.height(); i < end; ++i)
{
dst[i] = src[i];
}
}
}, gl::buffer::access::read);
m_gl_texture_cache.save_render_target(depth_address, range, m_draw_tex_depth_stencil);
}
}
@ -1449,7 +1417,10 @@ void GLGSRender::flip(int buffer)
bool skip_read = false;
if (draw_fbo && !rpcs3::state.config.rsx.opengl.write_color_buffers)
/**
* Calling read_buffers will overwrite cached content
*/
if (draw_fbo)
{
skip_read = true;
/*
@ -1558,3 +1529,9 @@ u64 GLGSRender::timestamp() const
glGetInteger64v(GL_TIMESTAMP, &result);
return result;
}
bool GLGSRender::on_access_violation(u32 address, bool is_writing)
{
if (is_writing) return m_gl_texture_cache.mark_as_dirty(address);
return false;
}

5
rpcs3/Emu/RSX/GL/GLGSRender.h
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@ -2,6 +2,7 @@
#include "Emu/RSX/GSRender.h"
#include "gl_helpers.h"
#include "rsx_gl_texture.h"
#include "gl_texture_cache.h"
#define RSX_DEBUG 1
@ -29,6 +30,8 @@ private:
}
m_gl_attrib_buffers[rsx::limits::vertex_count];
gl::gl_texture_cache m_gl_texture_cache;
public:
gl::fbo draw_fbo;
@ -73,4 +76,6 @@ protected:
bool do_method(u32 id, u32 arg) override;
void flip(int buffer) override;
u64 timestamp() const override;
bool on_access_violation(u32 address, bool is_writing) override;
};

3
rpcs3/Emu/RSX/GL/GLProcTable.h
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@ -170,6 +170,9 @@ OPENGL_PROC(PFNGLBINDBUFFERBASEPROC, BindBufferBase);
OPENGL_PROC(PFNGLTEXBUFFERPROC, TexBuffer);
OPENGL_PROC(PFNGLTEXTUREBUFFERRANGEEXTPROC, TextureBufferRangeEXT);
//ARB_Copy_Image
OPENGL_PROC(PFNGLCOPYIMAGESUBDATAPROC, CopyImageSubData);
//KHR_debug
OPENGL_PROC(PFNGLDEBUGMESSAGECONTROLARBPROC, DebugMessageControlARB);
OPENGL_PROC(PFNGLDEBUGMESSAGEINSERTARBPROC, DebugMessageInsertARB);

659
rpcs3/Emu/RSX/GL/gl_texture_cache.h Normal file
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@ -0,0 +1,659 @@
#pragma once
#include "stdafx.h"
#include <exception>
#include <string>
#include <functional>
#include <vector>
#include <memory>
#include <unordered_map>
#include "GLGSRender.h"
#include "../Common/TextureUtils.h"
#include <chrono>
namespace gl
{
class gl_texture_cache
{
public:
struct gl_cached_texture
{
u32 gl_id;
u32 w;
u32 h;
u64 data_addr;
u32 block_sz;
u32 frame_ctr;
u32 protected_block_start;
u32 protected_block_sz;
u16 mipmap;
bool deleted;
bool locked;
};
struct invalid_cache_area
{
u32 block_base;
u32 block_sz;
};
struct cached_rtt
{
u32 copy_glid;
u32 data_addr;
u32 block_sz;
bool is_dirty;
bool is_depth;
bool valid;
u32 current_width;
u32 current_height;
bool locked;
cached_rtt() : valid(false) {}
};
private:
std::vector<gl_cached_texture> texture_cache;
std::vector<cached_rtt> rtt_cache;
u32 frame_ctr;
bool lock_memory_region(u32 start, u32 size)
{
static const u32 memory_page_size = 4096;
start = start & ~(memory_page_size - 1);
size = (u32)align(size, memory_page_size);
return vm::page_protect(start, size, 0, 0, vm::page_writable);
}
bool unlock_memory_region(u32 start, u32 size)
{
static const u32 memory_page_size = 4096;
start = start & ~(memory_page_size - 1);
size = (u32)align(size, memory_page_size);
return vm::page_protect(start, size, 0, vm::page_writable, 0);
}
void lock_gl_object(gl_cached_texture &obj)
{
static const u32 memory_page_size = 4096;
obj.protected_block_start = obj.data_addr & ~(memory_page_size - 1);
obj.protected_block_sz = (u32)align(obj.block_sz, memory_page_size);
if (!lock_memory_region(obj.protected_block_start, obj.protected_block_sz))
LOG_ERROR(RSX, "lock_gl_object failed!");
else
obj.locked = true;
}
void unlock_gl_object(gl_cached_texture &obj)
{
if (!unlock_memory_region(obj.protected_block_start, obj.protected_block_sz))
LOG_ERROR(RSX, "unlock_gl_object failed! Will probably crash soon...");
else
obj.locked = false;
}
gl_cached_texture *find_obj_for_params(u64 texaddr, u32 w, u32 h, u16 mipmap)
{
for (gl_cached_texture &tex: texture_cache)
{
if (tex.gl_id && tex.data_addr == texaddr)
{
if (w && h && mipmap && (tex.h != h || tex.w != w || tex.mipmap != mipmap))
{
LOG_ERROR(RSX, "Texture params are invalid for block starting 0x%X!", tex.data_addr);
LOG_ERROR(RSX, "Params passed w=%d, h=%d, mip=%d, found w=%d, h=%d, mip=%d", w, h, mipmap, tex.w, tex.h, tex.mipmap);
continue;
}
tex.frame_ctr = frame_ctr;
return &tex;
}
}
return nullptr;
}
gl_cached_texture& create_obj_for_params(u32 gl_id, u64 texaddr, u32 w, u32 h, u16 mipmap)
{
gl_cached_texture obj = { 0 };
obj.gl_id = gl_id;
obj.data_addr = texaddr;
obj.w = w;
obj.h = h;
obj.mipmap = mipmap;
obj.deleted = false;
obj.locked = false;
for (gl_cached_texture &tex : texture_cache)
{
if (tex.gl_id == 0 || (tex.deleted && (frame_ctr - tex.frame_ctr) > 32768))
{
if (tex.gl_id)
{
LOG_NOTICE(RSX, "Reclaiming GL texture %d, cache_size=%d, master_ctr=%d, ctr=%d", tex.gl_id, texture_cache.size(), frame_ctr, tex.frame_ctr);
__glcheck glDeleteTextures(1, &tex.gl_id);
unlock_gl_object(tex);
tex.gl_id = 0;
}
tex = obj;
return tex;
}
}
texture_cache.push_back(obj);
return texture_cache[texture_cache.size()-1];
}
void remove_obj(gl_cached_texture &tex)
{
if (tex.locked)
unlock_gl_object(tex);
tex.deleted = true;
}
void remove_obj_for_glid(u32 gl_id)
{
for (gl_cached_texture &tex : texture_cache)
{
if (tex.gl_id == gl_id)
remove_obj(tex);
}
}
void clear_obj_cache()
{
for (gl_cached_texture &tex : texture_cache)
{
if (tex.locked)
unlock_gl_object(tex);
if (tex.gl_id)
{
LOG_NOTICE(RSX, "Deleting texture %d", tex.gl_id);
glDeleteTextures(1, &tex.gl_id);
}
tex.deleted = true;
tex.gl_id = 0;
}
texture_cache.resize(0);
destroy_rtt_cache();
}
bool region_overlaps(u32 base1, u32 limit1, u32 base2, u32 limit2)
{
//Check for memory area overlap. unlock page(s) if needed and add this index to array.
//Axis separation test
const u32 &block_start = base1;
const u32 block_end = limit1;
if (limit2 < block_start) return false;
if (base2 > block_end) return false;
u32 min_separation = (limit2 - base2) + (limit1 - base1);
u32 range_limit = (block_end > limit2) ? block_end : limit2;
u32 range_base = (block_start < base2) ? block_start : base2;
u32 actual_separation = (range_limit - range_base);
if (actual_separation < min_separation)
return true;
return false;
}
cached_rtt* find_cached_rtt(u32 base, u32 size)
{
for (cached_rtt &rtt : rtt_cache)
{
if (region_overlaps(base, base+size, rtt.data_addr, rtt.data_addr+rtt.block_sz))
{
return &rtt;
}
}
return nullptr;
}
void invalidate_rtts_in_range(u32 base, u32 size)
{
for (cached_rtt &rtt : rtt_cache)
{
if (!rtt.data_addr || rtt.is_dirty) continue;
u32 rtt_aligned_base = ((u32)(rtt.data_addr)) & ~(4096 - 1);
u32 rtt_block_sz = align(rtt.block_sz, 4096);
if (region_overlaps(rtt_aligned_base, (rtt_aligned_base + rtt_block_sz), base, base+size))
{
LOG_NOTICE(RSX, "Dirty RTT FOUND addr=0x%X", base);
rtt.is_dirty = true;
if (rtt.locked)
{
rtt.locked = false;
unlock_memory_region((u32)rtt.data_addr, rtt.block_sz);
}
}
}
}
void prep_rtt(cached_rtt &rtt, u32 width, u32 height, u32 gl_pixel_format_internal)
{
int binding = 0;
bool is_depth = false;
if (gl_pixel_format_internal == GL_DEPTH24_STENCIL8 ||
gl_pixel_format_internal == GL_DEPTH_COMPONENT24 ||
gl_pixel_format_internal == GL_DEPTH_COMPONENT16 ||
gl_pixel_format_internal == GL_DEPTH_COMPONENT32)
{
is_depth = true;
}
glGetIntegerv(GL_TEXTURE_2D_BINDING_EXT, &binding);
glBindTexture(GL_TEXTURE_2D, rtt.copy_glid);
rtt.current_width = width;
rtt.current_height = height;
if (!is_depth)
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
__glcheck glTexImage2D(GL_TEXTURE_2D, 0, gl_pixel_format_internal, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
}
else
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
u32 ex_format = GL_UNSIGNED_SHORT;
u32 in_format = GL_DEPTH_COMPONENT16;
switch (gl_pixel_format_internal)
{
case GL_DEPTH24_STENCIL8:
{
ex_format = GL_UNSIGNED_INT_24_8;
in_format = GL_DEPTH_STENCIL;
break;
}
case GL_DEPTH_COMPONENT16:
break;
default:
throw EXCEPTION("Unsupported depth format!");
}
__glcheck glTexImage2D(GL_TEXTURE_2D, 0, gl_pixel_format_internal, width, height, 0, in_format, ex_format, nullptr);
}
glBindTexture(GL_TEXTURE_2D, binding);
rtt.is_depth = is_depth;
}
void save_rtt(u32 base, u32 size, u32 width, u32 height, u32 gl_pixel_format_internal, gl::texture &source)
{
cached_rtt *region = find_cached_rtt(base, size);
if (!region)
{
for (cached_rtt &rtt : rtt_cache)
{
if (rtt.valid && rtt.data_addr == 0)
{
prep_rtt(rtt, width, height, gl_pixel_format_internal);
rtt.block_sz = size;
rtt.data_addr = base;
rtt.is_dirty = true;
LOG_NOTICE(RSX, "New RTT created for block 0x%X + 0x%X", (u32)rtt.data_addr, rtt.block_sz);
lock_memory_region((u32)rtt.data_addr, rtt.block_sz);
rtt.locked = true;
region = &rtt;
break;
}
}
if (!region) throw EXCEPTION("No region created!!");
}
if (width != region->current_width ||
height != region->current_height)
{
prep_rtt(*region, width, height, gl_pixel_format_internal);
if (region->locked && region->block_sz != size)
{
LOG_NOTICE(RSX, "Unlocking RTT since size has changed!");
unlock_memory_region((u32)region->data_addr, region->block_sz);
LOG_NOTICE(RSX, "Locking down RTT after size change!");
region->block_sz = size;
lock_memory_region((u32)region->data_addr, region->block_sz);
region->locked = true;
}
}
__glcheck glCopyImageSubData(source.id(), GL_TEXTURE_2D, 0, 0, 0, 0,
region->copy_glid, GL_TEXTURE_2D, 0, 0, 0, 0,
width, height, 1);
region->is_dirty = false;
if (!region->locked)
{
LOG_WARNING(RSX, "Locking down RTT, was unlocked!");
lock_memory_region((u32)region->data_addr, region->block_sz);
region->locked = true;
}
}
void write_rtt(u32 base, u32 size, u32 texaddr)
{
//Actually download the data, since it seems that cell is writing to it manually
throw;
}
void destroy_rtt_cache()
{
for (cached_rtt &rtt : rtt_cache)
{
rtt.valid = false;
rtt.is_dirty = false;
rtt.block_sz = 0;
rtt.data_addr = 0;
glDeleteTextures(1, &rtt.copy_glid);
rtt.copy_glid = 0;
}
rtt_cache.resize(0);
}
public:
gl_texture_cache()
: frame_ctr(0)
{
}
~gl_texture_cache()
{
clear_obj_cache();
}
void update_frame_ctr()
{
frame_ctr++;
}
void initialize_rtt_cache()
{
if (rtt_cache.size()) throw EXCEPTION("Initialize RTT cache while cache already exists! Leaking objects??");
for (int i = 0; i < 64; ++i)
{
cached_rtt rtt;
glGenTextures(1, &rtt.copy_glid);
rtt.is_dirty = true;
rtt.valid = true;
rtt.block_sz = 0;
rtt.data_addr = 0;
rtt.locked = false;
rtt_cache.push_back(rtt);
}
}
void upload_texture(int index, rsx::texture &tex, rsx::gl::texture &gl_texture)
{
const u32 texaddr = rsx::get_address(tex.offset(), tex.location());
const u32 range = (u32)get_texture_size(tex);
cached_rtt *rtt = find_cached_rtt(texaddr, range);
if (rtt && !rtt->is_dirty)
{
if (!rtt->is_depth)
{
u32 real_id = gl_texture.id();
glActiveTexture(GL_TEXTURE0 + index);
gl_texture.set_id(rtt->copy_glid);
gl_texture.bind();
gl_texture.set_id(real_id);
}
else
{
LOG_NOTICE(RSX, "Depth RTT found from 0x%X, Trying to upload width dims: %d x %d, Saved as %d x %d", rtt->data_addr, tex.width(), tex.height(), rtt->current_width, rtt->current_height);
//The texture should have already been loaded through the writeback interface call
//Bind it directly
u32 real_id = gl_texture.id();
glActiveTexture(GL_TEXTURE0 + index);
gl_texture.set_id(rtt->copy_glid);
gl_texture.bind();
gl_texture.set_id(real_id);
}
return;
}
else if (rtt)
LOG_NOTICE(RSX, "RTT texture for address 0x%X is dirty!", texaddr);
gl_cached_texture *obj = nullptr;
if (!rtt)
obj = find_obj_for_params(texaddr, tex.width(), tex.height(), tex.mipmap());
if (obj && !obj->deleted)
{
u32 real_id = gl_texture.id();
glActiveTexture(GL_TEXTURE0 + index);
gl_texture.set_id(obj->gl_id);
gl_texture.bind();
gl_texture.set_id(real_id);
}
else
{
if (!obj) gl_texture.set_id(0);
else
{
//Reuse this GLid
gl_texture.set_id(obj->gl_id);
//Empty this slot for another one. A new holder will be created below anyway...
if (obj->locked) unlock_gl_object(*obj);
obj->gl_id = 0;
}
__glcheck gl_texture.init(index, tex);
gl_cached_texture &_obj = create_obj_for_params(gl_texture.id(), texaddr, tex.width(), tex.height(), tex.mipmap());
_obj.block_sz = (u32)get_texture_size(tex);
lock_gl_object(_obj);
}
}
bool mark_as_dirty(u32 address)
{
bool response = false;
for (gl_cached_texture &tex: texture_cache)
{
if (!tex.locked) continue;
if (tex.protected_block_start <= address &&
tex.protected_block_sz >(address - tex.protected_block_start))
{
LOG_NOTICE(RSX, "Texture object is dirty! %d", tex.gl_id);
unlock_gl_object(tex);
invalidate_rtts_in_range((u32)tex.data_addr, tex.block_sz);
tex.deleted = true;
response = true;
}
}
if (response) return true;
for (cached_rtt &rtt: rtt_cache)
{
if (!rtt.data_addr || rtt.is_dirty) continue;
u32 rtt_aligned_base = ((u32)(rtt.data_addr)) & ~(4096 - 1);
u32 rtt_block_sz = align(rtt.block_sz, 4096);
if (rtt.locked && (u64)address >= rtt_aligned_base)
{
u32 offset = address - rtt_aligned_base;
if (offset >= rtt_block_sz) continue;
LOG_NOTICE(RSX, "Dirty non-texture RTT FOUND! addr=0x%X", rtt.data_addr);
rtt.is_dirty = true;
unlock_memory_region(rtt_aligned_base, rtt_block_sz);
rtt.locked = false;
response = true;
}
}
return response;
}
void save_render_target(u32 texaddr, u32 range, gl::texture &gl_texture)
{
save_rtt(texaddr, range, gl_texture.width(), gl_texture.height(), (GLenum)gl_texture.get_internal_format(), gl_texture);
}
std::vector<invalid_cache_area> find_and_invalidate_in_range(u32 base, u32 limit)
{
/**
* Sometimes buffers can share physical pages.
* Return objects if we really encroach on texture
*/
std::vector<invalid_cache_area> result;
for (gl_cached_texture &obj : texture_cache)
{
//Check for memory area overlap. unlock page(s) if needed and add this index to array.
//Axis separation test
const u32 &block_start = obj.protected_block_start;
const u32 block_end = block_start + obj.protected_block_sz;
if (limit < block_start) continue;
if (base > block_end) continue;
u32 min_separation = (limit - base) + obj.protected_block_sz;
u32 range_limit = (block_end > limit) ? block_end : limit;
u32 range_base = (block_start < base) ? block_start : base;
u32 actual_separation = (range_limit - range_base);
if (actual_separation < min_separation)
{
const u32 texture_start = (u32)obj.data_addr;
const u32 texture_end = texture_start + obj.block_sz;
min_separation = (limit - base) + obj.block_sz;
range_limit = (texture_end > limit) ? texture_end : limit;
range_base = (texture_start < base) ? texture_start : base;
actual_separation = (range_limit - range_base);
if (actual_separation < min_separation)
{
//Texture area is invalidated!
unlock_gl_object(obj);
obj.deleted = true;
continue;
}
//Overlap in this case will be at most 1 page...
invalid_cache_area invalid = { 0 };
if (base < obj.data_addr)
invalid.block_base = obj.protected_block_start;
else
invalid.block_base = obj.protected_block_start + obj.protected_block_sz - 4096;
invalid.block_sz = 4096;
unlock_memory_region(invalid.block_base, invalid.block_sz);
result.push_back(invalid);
}
}
return result;
}
void lock_invalidated_ranges(std::vector<invalid_cache_area> invalid)
{
for (invalid_cache_area area : invalid)
{
lock_memory_region(area.block_base, area.block_sz);
}
}
void remove_in_range(u32 texaddr, u32 range)
{
//Seems that the rsx only 'reads' full texture objects..
//This simplifies this function to simply check for matches
for (gl_cached_texture &cached : texture_cache)
{
if (cached.data_addr == texaddr &&
cached.block_sz == range)
remove_obj(cached);
}
}
bool explicit_writeback(gl::texture &tex, const u32 address, const u32 pitch)
{
const u32 range = tex.height() * pitch;
cached_rtt *rtt = find_cached_rtt(address, range);
if (rtt && !rtt->is_dirty)
{
u32 min_w = rtt->current_width;
u32 min_h = rtt->current_height;
if ((u32)tex.width() < min_w) min_w = (u32)tex.width();
if ((u32)tex.height() < min_h) min_h = (u32)tex.height();
//TODO: Image reinterpretation e.g read back rgba data as depth texture and vice-versa
__glcheck glCopyImageSubData(rtt->copy_glid, GL_TEXTURE_2D, 0, 0, 0, 0,
tex.id(), GL_TEXTURE_2D, 0, 0, 0, 0,
min_w, min_h, 1);
return true;
}
//No valid object found in cache
return false;
}
};
}

1
rpcs3/Emu/RSX/GL/rsx_gl_texture.h
View File

@ -56,6 +56,7 @@ namespace rsx
void remove();
void set_target(u32 target) { m_target = target; }
void set_id(u32 id) { m_id = id; }
u32 id() const;
};
}

1
rpcs3/GLGSRender.vcxproj
View File

@ -79,6 +79,7 @@
<ClInclude Include="Emu\RSX\GL\GLProgramBuffer.h" />
<ClInclude Include="Emu\RSX\GL\GLVertexProgram.h" />
<ClInclude Include="Emu\RSX\GL\gl_helpers.h" />
<ClInclude Include="Emu\RSX\GL\gl_texture_cache.h" />
<ClInclude Include="Emu\RSX\GL\OpenGL.h" />
<ClInclude Include="Emu\RSX\GL\rsx_gl_texture.h" />
</ItemGroup>