rsx: Move more functions from rsx thread to the draw command processor

This commit is contained in:
kd-11 2024-12-26 21:36:49 +03:00 committed by kd-11
parent 05bab8ec4c
commit 9307abe7f5
6 changed files with 208 additions and 206 deletions

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@ -2,6 +2,8 @@
#include "RSXDrawCommands.h"
#include "Emu/RSX/Common/BufferUtils.h"
#include "Emu/RSX/Common/buffer_stream.hpp"
#include "Emu/RSX/Program/GLSLCommon.h"
#include "Emu/RSX/rsx_methods.h"
#include "Emu/RSX/RSXThread.h"
@ -555,4 +557,178 @@ namespace rsx
}
}
}
void draw_command_processor::fill_scale_offset_data(void* buffer, bool flip_y) const
{
int clip_w = rsx::method_registers.surface_clip_width();
int clip_h = rsx::method_registers.surface_clip_height();
float scale_x = rsx::method_registers.viewport_scale_x() / (clip_w / 2.f);
float offset_x = rsx::method_registers.viewport_offset_x() - (clip_w / 2.f);
offset_x /= clip_w / 2.f;
float scale_y = rsx::method_registers.viewport_scale_y() / (clip_h / 2.f);
float offset_y = (rsx::method_registers.viewport_offset_y() - (clip_h / 2.f));
offset_y /= clip_h / 2.f;
if (flip_y) scale_y *= -1;
if (flip_y) offset_y *= -1;
float scale_z = rsx::method_registers.viewport_scale_z();
float offset_z = rsx::method_registers.viewport_offset_z();
float one = 1.f;
utils::stream_vector(buffer, std::bit_cast<u32>(scale_x), 0, 0, std::bit_cast<u32>(offset_x));
utils::stream_vector(static_cast<char*>(buffer) + 16, 0, std::bit_cast<u32>(scale_y), 0, std::bit_cast<u32>(offset_y));
utils::stream_vector(static_cast<char*>(buffer) + 32, 0, 0, std::bit_cast<u32>(scale_z), std::bit_cast<u32>(offset_z));
utils::stream_vector(static_cast<char*>(buffer) + 48, 0, 0, 0, std::bit_cast<u32>(one));
}
void draw_command_processor::fill_user_clip_data(void* buffer) const
{
const rsx::user_clip_plane_op clip_plane_control[6] =
{
rsx::method_registers.clip_plane_0_enabled(),
rsx::method_registers.clip_plane_1_enabled(),
rsx::method_registers.clip_plane_2_enabled(),
rsx::method_registers.clip_plane_3_enabled(),
rsx::method_registers.clip_plane_4_enabled(),
rsx::method_registers.clip_plane_5_enabled(),
};
u8 data_block[64];
s32* clip_enabled_flags = reinterpret_cast<s32*>(data_block);
f32* clip_distance_factors = reinterpret_cast<f32*>(data_block + 32);
for (int index = 0; index < 6; ++index)
{
switch (clip_plane_control[index])
{
default:
rsx_log.error("bad clip plane control (0x%x)", static_cast<u8>(clip_plane_control[index]));
[[fallthrough]];
case rsx::user_clip_plane_op::disable:
clip_enabled_flags[index] = 0;
clip_distance_factors[index] = 0.f;
break;
case rsx::user_clip_plane_op::greater_or_equal:
clip_enabled_flags[index] = 1;
clip_distance_factors[index] = 1.f;
break;
case rsx::user_clip_plane_op::less_than:
clip_enabled_flags[index] = 1;
clip_distance_factors[index] = -1.f;
break;
}
}
memcpy(buffer, data_block, 2 * 8 * sizeof(u32));
}
/**
* Fill buffer with vertex program constants.
* Buffer must be at least 512 float4 wide.
*/
void draw_command_processor::fill_vertex_program_constants_data(void* buffer, const std::span<const u16>& reloc_table)
{
if (!reloc_table.empty()) [[ likely ]]
{
char* dst = reinterpret_cast<char*>(buffer);
for (const auto& index : reloc_table)
{
utils::stream_vector_from_memory(dst, &rsx::method_registers.transform_constants[index]);
dst += 16;
}
}
else
{
memcpy(buffer, rsx::method_registers.transform_constants.data(), 468 * 4 * sizeof(float));
}
}
void draw_command_processor::fill_fragment_state_buffer(void* buffer, const RSXFragmentProgram& /*fragment_program*/)
{
ROP_control_t rop_control{};
if (rsx::method_registers.alpha_test_enabled())
{
const u32 alpha_func = static_cast<u32>(rsx::method_registers.alpha_func());
rop_control.set_alpha_test_func(alpha_func);
rop_control.enable_alpha_test();
}
if (rsx::method_registers.polygon_stipple_enabled())
{
rop_control.enable_polygon_stipple();
}
if (rsx::method_registers.msaa_alpha_to_coverage_enabled() && !m_thread->get_backend_config().supports_hw_a2c)
{
// TODO: Properly support alpha-to-coverage and alpha-to-one behavior in shaders
// Alpha values generate a coverage mask for order independent blending
// Requires hardware AA to work properly (or just fragment sample stage in fragment shaders)
// Simulated using combined alpha blend and alpha test
rop_control.enable_alpha_to_coverage();
if (rsx::method_registers.msaa_sample_mask())
{
rop_control.enable_MSAA_writes();
}
// Sample configuration bits
switch (rsx::method_registers.surface_antialias())
{
case rsx::surface_antialiasing::center_1_sample:
break;
case rsx::surface_antialiasing::diagonal_centered_2_samples:
rop_control.set_msaa_control(1u);
break;
default:
rop_control.set_msaa_control(3u);
break;
}
}
const f32 fog0 = rsx::method_registers.fog_params_0();
const f32 fog1 = rsx::method_registers.fog_params_1();
const u32 fog_mode = static_cast<u32>(rsx::method_registers.fog_equation());
// Check if framebuffer is actually an XRGB format and not a WZYX format
switch (rsx::method_registers.surface_color())
{
case rsx::surface_color_format::w16z16y16x16:
case rsx::surface_color_format::w32z32y32x32:
case rsx::surface_color_format::x32:
// These behave very differently from "normal" formats.
break;
default:
// Integer framebuffer formats.
rop_control.enable_framebuffer_INT();
// Check if we want sRGB conversion.
if (rsx::method_registers.framebuffer_srgb_enabled())
{
rop_control.enable_framebuffer_sRGB();
}
break;
}
// Generate wpos coefficients
// wpos equation is now as follows:
// wpos.y = (frag_coord / resolution_scale) * ((window_origin!=top)?-1.: 1.) + ((window_origin!=top)? window_height : 0)
// wpos.x = (frag_coord / resolution_scale)
// wpos.zw = frag_coord.zw
const auto window_origin = rsx::method_registers.shader_window_origin();
const u32 window_height = rsx::method_registers.shader_window_height();
const f32 resolution_scale = (window_height <= static_cast<u32>(g_cfg.video.min_scalable_dimension)) ? 1.f : rsx::get_resolution_scale();
const f32 wpos_scale = (window_origin == rsx::window_origin::top) ? (1.f / resolution_scale) : (-1.f / resolution_scale);
const f32 wpos_bias = (window_origin == rsx::window_origin::top) ? 0.f : window_height;
const f32 alpha_ref = rsx::method_registers.alpha_ref();
u32* dst = static_cast<u32*>(buffer);
utils::stream_vector(dst, std::bit_cast<u32>(fog0), std::bit_cast<u32>(fog1), rop_control.value, std::bit_cast<u32>(alpha_ref));
utils::stream_vector(dst + 4, 0u, fog_mode, std::bit_cast<u32>(wpos_scale), std::bit_cast<u32>(wpos_bias));
}
}

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@ -77,5 +77,29 @@ namespace rsx
u32 vertex_count,
void* persistent_data,
void* volatile_data) const;
/**
* Fill buffer with 4x4 scale offset matrix.
* Vertex shader's position is to be multiplied by this matrix.
* if flip_y is set, the matrix is modified to use d3d convention.
*/
void fill_scale_offset_data(void* buffer, bool flip_y) const;
/**
* Fill buffer with user clip information
*/
void fill_user_clip_data(void* buffer) const;
/**
* Fill buffer with vertex program constants.
* Relocation table allows to do a partial fill with only selected registers.
*/
void fill_vertex_program_constants_data(void* buffer, const std::span<const u16>& reloc_table);
/**
* Fill buffer with fragment rasterization state.
* Fills current fog values, alpha test parameters and texture scaling parameters
*/
void fill_fragment_state_buffer(void* buffer, const RSXFragmentProgram& fragment_program);
};
}

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@ -840,8 +840,8 @@ void GLGSRender::load_program_env()
// Vertex state
auto mapping = m_vertex_env_buffer->alloc_from_heap(144, m_uniform_buffer_offset_align);
auto buf = static_cast<u8*>(mapping.first);
fill_scale_offset_data(buf, false);
fill_user_clip_data(buf + 64);
m_draw_processor.fill_scale_offset_data(buf, false);
m_draw_processor.fill_user_clip_data(buf + 64);
*(reinterpret_cast<u32*>(buf + 128)) = rsx::method_registers.transform_branch_bits();
*(reinterpret_cast<f32*>(buf + 132)) = rsx::method_registers.point_size() * rsx::get_resolution_scale();
*(reinterpret_cast<f32*>(buf + 136)) = rsx::method_registers.clip_min();
@ -887,7 +887,7 @@ void GLGSRender::load_program_env()
// Fragment state
auto mapping = m_fragment_env_buffer->alloc_from_heap(32, m_uniform_buffer_offset_align);
auto buf = static_cast<u8*>(mapping.first);
fill_fragment_state_buffer(buf, current_fragment_program);
m_draw_processor.fill_fragment_state_buffer(buf, current_fragment_program);
m_fragment_env_buffer->bind_range(GL_FRAGMENT_STATE_BIND_SLOT, mapping.second, 32);
}
@ -988,7 +988,7 @@ void GLGSRender::upload_transform_constants(const rsx::io_buffer& buffer)
: std::span<const u16>(m_vertex_prog->constant_ids);
buffer.reserve(transform_constants_size);
fill_vertex_program_constants_data(buffer.data(), constant_ids);
m_draw_processor.fill_vertex_program_constants_data(buffer.data(), constant_ids);
}
}

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@ -1153,180 +1153,6 @@ namespace rsx
state += cpu_flag::exit;
}
void thread::fill_scale_offset_data(void *buffer, bool flip_y) const
{
int clip_w = rsx::method_registers.surface_clip_width();
int clip_h = rsx::method_registers.surface_clip_height();
float scale_x = rsx::method_registers.viewport_scale_x() / (clip_w / 2.f);
float offset_x = rsx::method_registers.viewport_offset_x() - (clip_w / 2.f);
offset_x /= clip_w / 2.f;
float scale_y = rsx::method_registers.viewport_scale_y() / (clip_h / 2.f);
float offset_y = (rsx::method_registers.viewport_offset_y() - (clip_h / 2.f));
offset_y /= clip_h / 2.f;
if (flip_y) scale_y *= -1;
if (flip_y) offset_y *= -1;
float scale_z = rsx::method_registers.viewport_scale_z();
float offset_z = rsx::method_registers.viewport_offset_z();
float one = 1.f;
utils::stream_vector(buffer, std::bit_cast<u32>(scale_x), 0, 0, std::bit_cast<u32>(offset_x));
utils::stream_vector(static_cast<char*>(buffer) + 16, 0, std::bit_cast<u32>(scale_y), 0, std::bit_cast<u32>(offset_y));
utils::stream_vector(static_cast<char*>(buffer) + 32, 0, 0, std::bit_cast<u32>(scale_z), std::bit_cast<u32>(offset_z));
utils::stream_vector(static_cast<char*>(buffer) + 48, 0, 0, 0, std::bit_cast<u32>(one));
}
void thread::fill_user_clip_data(void *buffer) const
{
const rsx::user_clip_plane_op clip_plane_control[6] =
{
rsx::method_registers.clip_plane_0_enabled(),
rsx::method_registers.clip_plane_1_enabled(),
rsx::method_registers.clip_plane_2_enabled(),
rsx::method_registers.clip_plane_3_enabled(),
rsx::method_registers.clip_plane_4_enabled(),
rsx::method_registers.clip_plane_5_enabled(),
};
u8 data_block[64];
s32* clip_enabled_flags = reinterpret_cast<s32*>(data_block);
f32* clip_distance_factors = reinterpret_cast<f32*>(data_block + 32);
for (int index = 0; index < 6; ++index)
{
switch (clip_plane_control[index])
{
default:
rsx_log.error("bad clip plane control (0x%x)", static_cast<u8>(clip_plane_control[index]));
[[fallthrough]];
case rsx::user_clip_plane_op::disable:
clip_enabled_flags[index] = 0;
clip_distance_factors[index] = 0.f;
break;
case rsx::user_clip_plane_op::greater_or_equal:
clip_enabled_flags[index] = 1;
clip_distance_factors[index] = 1.f;
break;
case rsx::user_clip_plane_op::less_than:
clip_enabled_flags[index] = 1;
clip_distance_factors[index] = -1.f;
break;
}
}
memcpy(buffer, data_block, 2 * 8 * sizeof(u32));
}
/**
* Fill buffer with vertex program constants.
* Buffer must be at least 512 float4 wide.
*/
void thread::fill_vertex_program_constants_data(void* buffer, const std::span<const u16>& reloc_table)
{
if (!reloc_table.empty()) [[ likely ]]
{
char* dst = reinterpret_cast<char*>(buffer);
for (const auto& index : reloc_table)
{
utils::stream_vector_from_memory(dst, &rsx::method_registers.transform_constants[index]);
dst += 16;
}
}
else
{
memcpy(buffer, rsx::method_registers.transform_constants.data(), 468 * 4 * sizeof(float));
}
}
void thread::fill_fragment_state_buffer(void* buffer, const RSXFragmentProgram& /*fragment_program*/)
{
ROP_control_t rop_control{};
if (rsx::method_registers.alpha_test_enabled())
{
const u32 alpha_func = static_cast<u32>(rsx::method_registers.alpha_func());
rop_control.set_alpha_test_func(alpha_func);
rop_control.enable_alpha_test();
}
if (rsx::method_registers.polygon_stipple_enabled())
{
rop_control.enable_polygon_stipple();
}
if (rsx::method_registers.msaa_alpha_to_coverage_enabled() && !backend_config.supports_hw_a2c)
{
// TODO: Properly support alpha-to-coverage and alpha-to-one behavior in shaders
// Alpha values generate a coverage mask for order independent blending
// Requires hardware AA to work properly (or just fragment sample stage in fragment shaders)
// Simulated using combined alpha blend and alpha test
rop_control.enable_alpha_to_coverage();
if (rsx::method_registers.msaa_sample_mask())
{
rop_control.enable_MSAA_writes();
}
// Sample configuration bits
switch (rsx::method_registers.surface_antialias())
{
case rsx::surface_antialiasing::center_1_sample:
break;
case rsx::surface_antialiasing::diagonal_centered_2_samples:
rop_control.set_msaa_control(1u);
break;
default:
rop_control.set_msaa_control(3u);
break;
}
}
const f32 fog0 = rsx::method_registers.fog_params_0();
const f32 fog1 = rsx::method_registers.fog_params_1();
const u32 fog_mode = static_cast<u32>(rsx::method_registers.fog_equation());
// Check if framebuffer is actually an XRGB format and not a WZYX format
switch (rsx::method_registers.surface_color())
{
case rsx::surface_color_format::w16z16y16x16:
case rsx::surface_color_format::w32z32y32x32:
case rsx::surface_color_format::x32:
// These behave very differently from "normal" formats.
break;
default:
// Integer framebuffer formats.
rop_control.enable_framebuffer_INT();
// Check if we want sRGB conversion.
if (rsx::method_registers.framebuffer_srgb_enabled())
{
rop_control.enable_framebuffer_sRGB();
}
break;
}
// Generate wpos coefficients
// wpos equation is now as follows:
// wpos.y = (frag_coord / resolution_scale) * ((window_origin!=top)?-1.: 1.) + ((window_origin!=top)? window_height : 0)
// wpos.x = (frag_coord / resolution_scale)
// wpos.zw = frag_coord.zw
const auto window_origin = rsx::method_registers.shader_window_origin();
const u32 window_height = rsx::method_registers.shader_window_height();
const f32 resolution_scale = (window_height <= static_cast<u32>(g_cfg.video.min_scalable_dimension)) ? 1.f : rsx::get_resolution_scale();
const f32 wpos_scale = (window_origin == rsx::window_origin::top) ? (1.f / resolution_scale) : (-1.f / resolution_scale);
const f32 wpos_bias = (window_origin == rsx::window_origin::top) ? 0.f : window_height;
const f32 alpha_ref = rsx::method_registers.alpha_ref();
u32 *dst = static_cast<u32*>(buffer);
utils::stream_vector(dst, std::bit_cast<u32>(fog0), std::bit_cast<u32>(fog1), rop_control.value, std::bit_cast<u32>(alpha_ref));
utils::stream_vector(dst + 4, 0u, fog_mode, std::bit_cast<u32>(wpos_scale), std::bit_cast<u32>(wpos_bias));
}
u64 thread::timestamp()
{
const u64 freq = sys_time_get_timebase_frequency();

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@ -399,30 +399,6 @@ namespace rsx
draw_command_processor& GRAPH_frontend() { return m_draw_processor; }
/**
* Fill buffer with 4x4 scale offset matrix.
* Vertex shader's position is to be multiplied by this matrix.
* if flip_y is set, the matrix is modified to use d3d convention.
*/
void fill_scale_offset_data(void *buffer, bool flip_y) const;
/**
* Fill buffer with user clip information
*/
void fill_user_clip_data(void *buffer) const;
/**
* Fill buffer with vertex program constants.
* Relocation table allows to do a partial fill with only selected registers.
*/
void fill_vertex_program_constants_data(void* buffer, const std::span<const u16>& reloc_table);
/**
* Fill buffer with fragment rasterization state.
* Fills current fog values, alpha test parameters and texture scaling parameters
*/
void fill_fragment_state_buffer(void* buffer, const RSXFragmentProgram& fragment_program);
/**
* Notify that a section of memory has been mapped
* If there is a notify_memory_unmapped request on this range yet to be handled,

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@ -2139,8 +2139,8 @@ void VKGSRender::load_program_env()
const auto mem = m_vertex_env_ring_info.alloc<256>(256);
auto buf = static_cast<u8*>(m_vertex_env_ring_info.map(mem, 148));
fill_scale_offset_data(buf, false);
fill_user_clip_data(buf + 64);
m_draw_processor.fill_scale_offset_data(buf, false);
m_draw_processor.fill_user_clip_data(buf + 64);
*(reinterpret_cast<u32*>(buf + 128)) = rsx::method_registers.transform_branch_bits();
*(reinterpret_cast<f32*>(buf + 132)) = rsx::method_registers.point_size() * rsx::get_resolution_scale();
*(reinterpret_cast<f32*>(buf + 136)) = rsx::method_registers.clip_min();
@ -2200,7 +2200,7 @@ void VKGSRender::load_program_env()
auto mem = m_fragment_env_ring_info.alloc<256>(256);
auto buf = m_fragment_env_ring_info.map(mem, 32);
fill_fragment_state_buffer(buf, current_fragment_program);
m_draw_processor.fill_fragment_state_buffer(buf, current_fragment_program);
m_fragment_env_ring_info.unmap();
m_fragment_env_buffer_info = { m_fragment_env_ring_info.heap->value, mem, 32 };
}
@ -2317,7 +2317,7 @@ void VKGSRender::upload_transform_constants(const rsx::io_buffer& buffer)
const auto constant_ids = (transform_constants_size == 8192)
? std::span<const u16>{}
: std::span<const u16>(m_vertex_prog->constant_ids);
fill_vertex_program_constants_data(buf, constant_ids);
m_draw_processor.fill_vertex_program_constants_data(buf, constant_ids);
}
}