profiler.c File Reference

#include "vkpt.h"

Go to the source code of this file.

Macros
#define	PROFILER_DO(name, indent)   draw_query(x, y, font, #name + 9, name); y += 10;

Functions
VkResult	vkpt_profiler_initialize ()
VkResult	vkpt_profiler_destroy ()
VkResult	vkpt_profiler_query (VkCommandBuffer cmd_buf, int idx, VKPTProfilerAction action)
VkResult	vkpt_profiler_next_frame (VkCommandBuffer cmd_buf)
static void	draw_query (int x, int y, qhandle_t font, const char *enum_name, int idx)
void	draw_profiler (int enable_asvgf)
double	vkpt_get_profiler_result (int idx)

Variables
static VkQueryPool	query_pool
static uint64_t	query_pool_results [NUM_PROFILER_QUERIES_PER_FRAME+1]
cvar_t *	cvar_pt_reflect_refract
static qboolean	profiler_queries_used [NUM_PROFILER_QUERIES_PER_FRAME *2] = { 0 }

Macro Definition Documentation

PROFILER_DO

#define PROFILER_DO	(		name,
			indent
	)		draw_query(x, y, font, #name + 9, name); y += 10;

Function Documentation

draw_profiler()

void draw_profiler

(

int

enable_asvgf

)

Definition at line 134 of file profiler.c.

{
    int x = 500;
    int y = 100;
 
    qhandle_t font;
    font = R_RegisterFont("conchars");
    if(!font)
        return;
 
#define PROFILER_DO(name, indent) \
    draw_query(x, y, font, #name + 9, name); y += 10;
 
    PROFILER_DO(PROFILER_FRAME_TIME, 0);
    PROFILER_DO(PROFILER_INSTANCE_GEOMETRY, 1);
    PROFILER_DO(PROFILER_BVH_UPDATE, 1);
    PROFILER_DO(PROFILER_UPDATE_ENVIRONMENT, 1);
    PROFILER_DO(PROFILER_SHADOW_MAP, 1);
    PROFILER_DO(PROFILER_ASVGF_GRADIENT_SAMPLES, 1);
    PROFILER_DO(PROFILER_ASVGF_DO_GRADIENT_SAMPLES, 2);
    PROFILER_DO(PROFILER_PRIMARY_RAYS, 1);
    if (cvar_pt_reflect_refract->integer > 0) { PROFILER_DO(PROFILER_REFLECT_REFRACT_1, 1); }
    if (cvar_pt_reflect_refract->integer > 1) { PROFILER_DO(PROFILER_REFLECT_REFRACT_2, 1); }
    PROFILER_DO(PROFILER_DIRECT_LIGHTING, 1);
    PROFILER_DO(PROFILER_INDIRECT_LIGHTING, 1);
    PROFILER_DO(PROFILER_GOD_RAYS, 1);
    PROFILER_DO(PROFILER_GOD_RAYS_REFLECT_REFRACT, 1);
    PROFILER_DO(PROFILER_GOD_RAYS_FILTER, 1);
    if (enable_asvgf)
    {
        PROFILER_DO(PROFILER_ASVGF_FULL, 1);
        PROFILER_DO(PROFILER_ASVGF_RECONSTRUCT_GRADIENT, 2);
        PROFILER_DO(PROFILER_ASVGF_TEMPORAL, 2);
        PROFILER_DO(PROFILER_ASVGF_ATROUS, 2);
        PROFILER_DO(PROFILER_ASVGF_TAA, 2);
    }
    else
    {
        PROFILER_DO(PROFILER_COMPOSITING, 1);
    }
    if (qvk.device_count > 1) {
        PROFILER_DO(PROFILER_MGPU_TRANSFERS, 1);
    }
    PROFILER_DO(PROFILER_INTERLEAVE, 1);
    PROFILER_DO(PROFILER_BLOOM, 1);
    PROFILER_DO(PROFILER_TONE_MAPPING, 2);
#undef PROFILER_DO
}

Referenced by R_EndFrame_RTX().

draw_query()

static void draw_query ( int  x, int  y, qhandle_t  font, const char *  enum_name, int  idx  )

static

Definition at line 119 of file profiler.c.

{
    char buf[256];
    int i;
    for(i = 0; i < LENGTH(buf) - 1 && enum_name[i]; i++)
        buf[i] = enum_name[i] == '_' ? ' ' : tolower(enum_name[i]); 
    buf[i] = 0;
 
    R_DrawString(x, y, 0, 128, buf, font);
    double ms = vkpt_get_profiler_result(idx);
    snprintf(buf, sizeof buf, "%8.2f ms", ms);
    R_DrawString(x + 256, y, 0, 128, buf, font);
}

vkpt_get_profiler_result()

double vkpt_get_profiler_result

(

int

idx

)

Definition at line 183 of file profiler.c.

{
    double ms = (double)(query_pool_results[idx * 2 + 1] - query_pool_results[idx * 2 + 0]) * 1e-6;
    return ms;
}

Referenced by draw_query(), and drs_process().

vkpt_profiler_destroy()

VkResult vkpt_profiler_destroy

(

)

Definition at line 42 of file profiler.c.

{
    vkDestroyQueryPool(qvk.device, query_pool, NULL);
    return VK_SUCCESS;
}

vkpt_profiler_initialize()

VkResult vkpt_profiler_initialize

(

)

Definition at line 30 of file profiler.c.

{
    VkQueryPoolCreateInfo query_pool_info = {
        .sType = VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO,
        .queryType = VK_QUERY_TYPE_TIMESTAMP,
        .queryCount = MAX_FRAMES_IN_FLIGHT * NUM_PROFILER_ENTRIES * 2,
    };
    vkCreateQueryPool(qvk.device, &query_pool_info, NULL, &query_pool);
    return VK_SUCCESS;
}

vkpt_profiler_next_frame()

VkResult vkpt_profiler_next_frame

(

VkCommandBuffer

cmd_buf

)

Definition at line 66 of file profiler.c.

{
    qboolean any_queries_used = qfalse;
 
    for (int idx = 0; idx < NUM_PROFILER_QUERIES_PER_FRAME; idx++)
    {
        if (profiler_queries_used[idx + qvk.current_frame_index * NUM_PROFILER_QUERIES_PER_FRAME])
        {
            any_queries_used = qtrue;
            break;
        }
    }
 
    if (any_queries_used)
    {
        VkResult result = vkGetQueryPoolResults(qvk.device, query_pool,
            NUM_PROFILER_QUERIES_PER_FRAME * qvk.current_frame_index,
            NUM_PROFILER_QUERIES_PER_FRAME,
            sizeof(query_pool_results),
            query_pool_results,
            sizeof(query_pool_results[0]),
            VK_QUERY_RESULT_64_BIT | VK_QUERY_RESULT_WITH_AVAILABILITY_BIT);
 
        if (result != VK_SUCCESS && result != VK_NOT_READY)
        {
            Com_EPrintf("Failed call to vkGetQueryPoolResults, error code = %d\n", result);
            any_queries_used = qfalse;
        }
    }
 
    if (any_queries_used)
    {
        for (int idx = 0; idx < NUM_PROFILER_QUERIES_PER_FRAME; idx++)
        {
            if (!profiler_queries_used[idx + qvk.current_frame_index * NUM_PROFILER_QUERIES_PER_FRAME])
                query_pool_results[idx] = 0;
        }
    }
    else
    {
        memset(query_pool_results, 0, sizeof(query_pool_results));
    }
 
    vkCmdResetQueryPool(cmd_buf, query_pool,
            NUM_PROFILER_QUERIES_PER_FRAME * qvk.current_frame_index, 
            NUM_PROFILER_QUERIES_PER_FRAME);
 
    memset(profiler_queries_used + qvk.current_frame_index * NUM_PROFILER_QUERIES_PER_FRAME, 0, sizeof(qboolean) * NUM_PROFILER_QUERIES_PER_FRAME);
 
    return VK_SUCCESS;
}

Referenced by R_BeginFrame_RTX().

vkpt_profiler_query()

VkResult vkpt_profiler_query	(	VkCommandBuffer	cmd_buf,
		int	idx,
		VKPTProfilerAction	action
	)

Definition at line 49 of file profiler.c.

{
    idx = idx * 2 + action + qvk.current_frame_index * NUM_PROFILER_QUERIES_PER_FRAME;
 
    set_current_gpu(cmd_buf, 0);
 
    vkCmdWriteTimestamp(cmd_buf, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
            query_pool, idx);
 
    set_current_gpu(cmd_buf, ALL_GPUS);
 
    profiler_queries_used[idx] = qtrue;
 
    return VK_SUCCESS;
}

Referenced by begin_perf_marker(), end_perf_marker(), and R_RenderFrame_RTX().

Variable Documentation

cvar_pt_reflect_refract

cvar_t* cvar_pt_reflect_refract

Referenced by draw_profiler().

profiler_queries_used

qboolean profiler_queries_used[NUM_PROFILER_QUERIES_PER_FRAME *2] = { 0 }

static

Definition at line 27 of file profiler.c.

Referenced by vkpt_profiler_next_frame(), and vkpt_profiler_query().

query_pool

VkQueryPool query_pool

static

Definition at line 22 of file profiler.c.

Referenced by vkpt_profiler_destroy(), vkpt_profiler_initialize(), vkpt_profiler_next_frame(), and vkpt_profiler_query().

query_pool_results

uint64_t query_pool_results[NUM_PROFILER_QUERIES_PER_FRAME+1]

static

Definition at line 23 of file profiler.c.

Referenced by vkpt_get_profiler_result(), and vkpt_profiler_next_frame().