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https://github.com/RPCSX/rpcsx.git
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375 lines
11 KiB
C++
375 lines
11 KiB
C++
#pragma once
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#include "../Common/surface_store.h"
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#include "GLHelpers.h"
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#include "../rsx_utils.h"
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struct color_swizzle
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{
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gl::texture::channel a = gl::texture::channel::a;
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gl::texture::channel r = gl::texture::channel::r;
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gl::texture::channel g = gl::texture::channel::g;
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gl::texture::channel b = gl::texture::channel::b;
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color_swizzle() = default;
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color_swizzle(gl::texture::channel a, gl::texture::channel r, gl::texture::channel g, gl::texture::channel b)
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: a(a), r(r), g(g), b(b)
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{
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}
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};
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struct color_format
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{
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gl::texture::type type;
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gl::texture::format format;
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gl::texture::internal_format internal_format;
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bool swap_bytes;
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color_swizzle swizzle;
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};
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struct depth_format
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{
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gl::texture::type type;
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gl::texture::format format;
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gl::texture::internal_format internal_format;
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};
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namespace rsx
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{
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namespace internals
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{
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color_format surface_color_format_to_gl(rsx::surface_color_format color_format);
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depth_format surface_depth_format_to_gl(rsx::surface_depth_format depth_format);
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u8 get_pixel_size(rsx::surface_depth_format format);
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}
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}
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namespace gl
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{
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class render_target : public viewable_image, public rsx::ref_counted, public rsx::render_target_descriptor<texture*>
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{
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u16 surface_pixel_size = 0;
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void clear_memory(gl::command_context& cmd);
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void load_memory(gl::command_context& cmd);
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void initialize_memory(gl::command_context& cmd, bool read_access);
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public:
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render_target(GLuint width, GLuint height, GLenum sized_format)
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: viewable_image(GL_TEXTURE_2D, width, height, 1, 1, sized_format)
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{}
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// Internal pitch is the actual row length in bytes of the openGL texture
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void set_native_pitch(u16 pitch)
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{
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native_pitch = pitch;
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}
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void set_surface_dimensions(u16 w, u16 h, u16 pitch)
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{
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surface_width = w;
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surface_height = h;
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rsx_pitch = pitch;
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}
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void set_rsx_pitch(u16 pitch)
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{
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rsx_pitch = pitch;
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}
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bool is_depth_surface() const override
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{
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switch (get_internal_format())
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{
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case gl::texture::internal_format::depth16:
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case gl::texture::internal_format::depth24_stencil8:
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case gl::texture::internal_format::depth32f_stencil8:
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return true;
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default:
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return false;
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}
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}
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void release_ref(texture* t) const override
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{
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static_cast<gl::render_target*>(t)->release();
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}
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texture* get_surface(rsx::surface_access /*access_type*/) override
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{
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// TODO
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return static_cast<gl::texture*>(this);
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}
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u32 raw_handle() const
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{
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return id();
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}
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bool matches_dimensions(u16 _width, u16 _height) const
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{
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//Use forward scaling to account for rounding and clamping errors
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return (rsx::apply_resolution_scale(_width, true) == width()) && (rsx::apply_resolution_scale(_height, true) == height());
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}
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void memory_barrier(gl::command_context& cmd, rsx::surface_access access);
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void read_barrier(gl::command_context& cmd) { memory_barrier(cmd, rsx::surface_access::read); }
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void write_barrier(gl::command_context& cmd) { memory_barrier(cmd, rsx::surface_access::write); }
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};
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struct framebuffer_holder : public gl::fbo, public rsx::ref_counted
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{
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using gl::fbo::fbo;
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};
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static inline gl::render_target* as_rtt(gl::texture* t)
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{
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return verify(HERE, dynamic_cast<gl::render_target*>(t));
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}
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}
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struct gl_render_target_traits
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{
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using surface_storage_type = std::unique_ptr<gl::render_target>;
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using surface_type = gl::render_target*;
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using command_list_type = gl::command_context&;
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using download_buffer_object = std::vector<u8>;
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using barrier_descriptor_t = rsx::deferred_clipped_region<gl::render_target*>;
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static
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std::unique_ptr<gl::render_target> create_new_surface(
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u32 address,
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rsx::surface_color_format surface_color_format,
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size_t width, size_t height, size_t pitch,
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rsx::surface_antialiasing antialias
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)
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{
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auto format = rsx::internals::surface_color_format_to_gl(surface_color_format);
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std::unique_ptr<gl::render_target> result(new gl::render_target(rsx::apply_resolution_scale(static_cast<u16>(width), true),
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rsx::apply_resolution_scale(static_cast<u16>(height), true), static_cast<GLenum>(format.internal_format)));
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result->set_aa_mode(antialias);
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result->set_native_pitch(static_cast<u16>(width) * get_format_block_size_in_bytes(surface_color_format) * result->samples_x);
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result->set_surface_dimensions(static_cast<u16>(width), static_cast<u16>(height), static_cast<u16>(pitch));
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result->set_format(surface_color_format);
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std::array<GLenum, 4> native_layout = { static_cast<GLenum>(format.swizzle.a), static_cast<GLenum>(format.swizzle.r), static_cast<GLenum>(format.swizzle.g), static_cast<GLenum>(format.swizzle.b) };
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result->set_native_component_layout(native_layout);
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result->memory_usage_flags = rsx::surface_usage_flags::attachment;
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result->state_flags = rsx::surface_state_flags::erase_bkgnd;
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result->queue_tag(address);
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result->add_ref();
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return result;
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}
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static
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std::unique_ptr<gl::render_target> create_new_surface(
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u32 address,
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rsx::surface_depth_format surface_depth_format,
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size_t width, size_t height, size_t pitch,
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rsx::surface_antialiasing antialias
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)
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{
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auto format = rsx::internals::surface_depth_format_to_gl(surface_depth_format);
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std::unique_ptr<gl::render_target> result(new gl::render_target(rsx::apply_resolution_scale(static_cast<u16>(width), true),
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rsx::apply_resolution_scale(static_cast<u16>(height), true), static_cast<GLenum>(format.internal_format)));
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result->set_aa_mode(antialias);
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result->set_surface_dimensions(static_cast<u16>(width), static_cast<u16>(height), static_cast<u16>(pitch));
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result->set_format(surface_depth_format);
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u16 native_pitch = static_cast<u16>(width) * 2 * result->samples_x;
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if (surface_depth_format == rsx::surface_depth_format::z24s8)
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native_pitch *= 2;
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result->set_native_pitch(native_pitch);
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std::array<GLenum, 4> native_layout = { GL_RED, GL_RED, GL_RED, GL_RED };
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result->set_native_component_layout(native_layout);
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result->memory_usage_flags = rsx::surface_usage_flags::attachment;
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result->state_flags = rsx::surface_state_flags::erase_bkgnd;
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result->queue_tag(address);
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result->add_ref();
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return result;
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}
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static
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void clone_surface(
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gl::command_context& cmd,
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std::unique_ptr<gl::render_target>& sink, gl::render_target* ref,
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u32 address, barrier_descriptor_t& prev)
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{
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if (!sink)
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{
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auto internal_format = static_cast<GLenum>(ref->get_internal_format());
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const auto new_w = rsx::apply_resolution_scale(prev.width, true, ref->get_surface_width(rsx::surface_metrics::pixels));
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const auto new_h = rsx::apply_resolution_scale(prev.height, true, ref->get_surface_height(rsx::surface_metrics::pixels));
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sink = std::make_unique<gl::render_target>(new_w, new_h, internal_format);
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sink->add_ref();
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sink->memory_usage_flags = rsx::surface_usage_flags::storage;
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sink->state_flags = rsx::surface_state_flags::erase_bkgnd;
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sink->format_info = ref->format_info;
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sink->set_spp(ref->get_spp());
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sink->set_native_pitch(prev.width * ref->get_bpp() * ref->samples_x);
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sink->set_rsx_pitch(ref->get_rsx_pitch());
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sink->set_surface_dimensions(prev.width, prev.height, ref->get_rsx_pitch());
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sink->set_native_component_layout(ref->get_native_component_layout());
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sink->queue_tag(address);
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}
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prev.target = sink.get();
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if (!sink->old_contents.empty())
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{
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// Deal with this, likely only needs to clear
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if (sink->surface_width > prev.width || sink->surface_height > prev.height)
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{
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sink->write_barrier(cmd);
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}
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else
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{
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sink->clear_rw_barrier();
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}
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}
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sink->set_rsx_pitch(ref->get_rsx_pitch());
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sink->set_old_contents_region(prev, false);
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sink->last_use_tag = ref->last_use_tag;
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}
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static
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bool is_compatible_surface(const gl::render_target* surface, const gl::render_target* ref, u16 width, u16 height, u8 sample_count)
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{
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return (surface->get_internal_format() == ref->get_internal_format() &&
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surface->get_spp() == sample_count &&
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surface->get_surface_width(rsx::surface_metrics::pixels) >= width &&
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surface->get_surface_height(rsx::surface_metrics::pixels) >= height);
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}
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static
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void prepare_surface_for_drawing(gl::command_context&, gl::render_target* surface)
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{
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surface->memory_usage_flags |= rsx::surface_usage_flags::attachment;
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}
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static
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void prepare_surface_for_sampling(gl::command_context&, gl::render_target*)
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{}
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static
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bool surface_is_pitch_compatible(const std::unique_ptr<gl::render_target> &surface, size_t pitch)
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{
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return surface->get_rsx_pitch() == pitch;
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}
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static
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void invalidate_surface_contents(gl::command_context&, gl::render_target *surface, u32 address, size_t pitch)
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{
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surface->set_rsx_pitch(static_cast<u16>(pitch));
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surface->queue_tag(address);
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surface->last_use_tag = 0;
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surface->stencil_init_flags = 0;
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surface->memory_usage_flags = rsx::surface_usage_flags::unknown;
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}
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static
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void notify_surface_invalidated(const std::unique_ptr<gl::render_target>& surface)
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{
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if (!surface->old_contents.empty())
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{
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// TODO: Retire the deferred writes
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surface->clear_rw_barrier();
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}
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surface->release();
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}
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static
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void notify_surface_persist(const std::unique_ptr<gl::render_target>& /*surface*/)
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{}
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static
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void notify_surface_reused(const std::unique_ptr<gl::render_target>& surface)
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{
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surface->state_flags |= rsx::surface_state_flags::erase_bkgnd;
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surface->add_ref();
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}
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static
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bool int_surface_matches_properties(
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const std::unique_ptr<gl::render_target> &surface,
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gl::texture::internal_format format,
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size_t width, size_t height,
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rsx::surface_antialiasing antialias,
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bool check_refs = false)
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{
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if (check_refs && surface->has_refs())
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return false;
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return surface->get_internal_format() == format &&
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surface->get_spp() == get_format_sample_count(antialias) &&
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surface->matches_dimensions(static_cast<u16>(width), static_cast<u16>(height));
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}
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static
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bool surface_matches_properties(
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const std::unique_ptr<gl::render_target> &surface,
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rsx::surface_color_format format,
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size_t width, size_t height,
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rsx::surface_antialiasing antialias,
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bool check_refs=false)
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{
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const auto internal_fmt = rsx::internals::surface_color_format_to_gl(format).internal_format;
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return int_surface_matches_properties(surface, internal_fmt, width, height, antialias, check_refs);
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}
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static
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bool surface_matches_properties(
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const std::unique_ptr<gl::render_target> &surface,
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rsx::surface_depth_format format,
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size_t width, size_t height,
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rsx::surface_antialiasing antialias,
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bool check_refs = false)
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{
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const auto internal_fmt = rsx::internals::surface_depth_format_to_gl(format).internal_format;
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return int_surface_matches_properties(surface, internal_fmt, width, height, antialias, check_refs);
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}
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static
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gl::render_target* get(const std::unique_ptr<gl::render_target> &in)
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{
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return in.get();
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}
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};
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struct gl_render_targets : public rsx::surface_store<gl_render_target_traits>
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{
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void destroy()
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{
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invalidate_all();
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invalidated_resources.clear();
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}
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std::vector<GLuint> free_invalidated()
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{
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std::vector<GLuint> removed;
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invalidated_resources.remove_if([&](auto &rtt)
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{
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if (rtt->unused_check_count() >= 2)
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{
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removed.push_back(rtt->id());
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return true;
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}
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return false;
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});
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return removed;
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}
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};
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