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render/gles2: implement timer API

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Rose Hudson 2023-06-02 11:10:35 +01:00 committed by Simon Ser
parent 9e8947e4d5
commit 45ca284eee
4 changed files with 150 additions and 3 deletions
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28
include/render/gles2.h
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@ -6,6 +6,7 @@
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include <time.h>
#include <wlr/render/egl.h>
#include <wlr/render/gles2.h>
#include <wlr/render/interface.h>
@ -14,6 +15,11 @@
#include <wlr/util/addon.h>
#include <wlr/util/log.h>
// mesa ships old GL headers that don't include this type, so for distros that use headers from
// mesa we need to def it ourselves until they update.
// https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23144
typedef void (GL_APIENTRYP PFNGLGETINTEGER64VEXTPROC) (GLenum pname, GLint64 *data);
struct wlr_gles2_pixel_format {
uint32_t drm_format;
// optional field, if empty then internalformat = format
@ -47,6 +53,7 @@ struct wlr_gles2_renderer {
bool EXT_texture_type_2_10_10_10_REV;
bool OES_texture_half_float_linear;
bool EXT_texture_norm16;
bool EXT_disjoint_timer_query;
} exts;
struct {
@ -57,6 +64,12 @@ struct wlr_gles2_renderer {
PFNGLPUSHDEBUGGROUPKHRPROC glPushDebugGroupKHR;
PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES;
PFNGLGETGRAPHICSRESETSTATUSKHRPROC glGetGraphicsResetStatusKHR;
PFNGLGENQUERIESEXTPROC glGenQueriesEXT;
PFNGLDELETEQUERIESEXTPROC glDeleteQueriesEXT;
PFNGLQUERYCOUNTEREXTPROC glQueryCounterEXT;
PFNGLGETQUERYOBJECTIVEXTPROC glGetQueryObjectivEXT;
PFNGLGETQUERYOBJECTUI64VEXTPROC glGetQueryObjectui64vEXT;
PFNGLGETINTEGER64VEXTPROC glGetInteger64vEXT;
} procs;
struct {
@ -78,6 +91,15 @@ struct wlr_gles2_renderer {
uint32_t viewport_width, viewport_height;
};
struct wlr_gles2_render_timer {
struct wlr_render_timer base;
struct wlr_gles2_renderer *renderer;
struct timespec cpu_start;
struct timespec cpu_end;
GLuint id;
GLint64 gl_cpu_end;
};
struct wlr_gles2_buffer {
struct wlr_buffer *buffer;
struct wlr_gles2_renderer *renderer;
@ -116,6 +138,7 @@ struct wlr_gles2_render_pass {
struct wlr_render_pass base;
struct wlr_gles2_buffer *buffer;
float projection_matrix[9];
struct wlr_gles2_render_timer *timer;
};
bool is_gles2_pixel_format_supported(const struct wlr_gles2_renderer *renderer,
@ -128,6 +151,8 @@ const uint32_t *get_gles2_shm_formats(const struct wlr_gles2_renderer *renderer,
struct wlr_gles2_renderer *gles2_get_renderer(
struct wlr_renderer *wlr_renderer);
struct wlr_gles2_render_timer *gles2_get_render_timer(
struct wlr_render_timer *timer);
struct wlr_gles2_texture *gles2_get_texture(
struct wlr_texture *wlr_texture);
@ -140,6 +165,7 @@ void push_gles2_debug_(struct wlr_gles2_renderer *renderer,
#define push_gles2_debug(renderer) push_gles2_debug_(renderer, _WLR_FILENAME, __func__)
void pop_gles2_debug(struct wlr_gles2_renderer *renderer);
struct wlr_gles2_render_pass *begin_gles2_buffer_pass(struct wlr_gles2_buffer *buffer);
struct wlr_gles2_render_pass *begin_gles2_buffer_pass(struct wlr_gles2_buffer *buffer,
struct wlr_gles2_render_timer *timer);
#endif

1
include/wlr/render/gles2.h
View File

@ -33,6 +33,7 @@ struct wlr_gles2_texture_attribs {
};
bool wlr_renderer_is_gles2(struct wlr_renderer *wlr_renderer);
bool wlr_render_timer_is_gles2(struct wlr_render_timer *timer);
bool wlr_texture_is_gles2(struct wlr_texture *texture);
void wlr_gles2_texture_get_attribs(struct wlr_texture *texture,
struct wlr_gles2_texture_attribs *attribs);

19
render/gles2/pass.c
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@ -1,6 +1,8 @@
#define _POSIX_C_SOURCE 199309L
#include <stdlib.h>
#include <assert.h>
#include <pixman.h>
#include <time.h>
#include <wlr/types/wlr_matrix.h>
#include "render/gles2.h"
#include "types/wlr_matrix.h"
@ -18,6 +20,19 @@ static struct wlr_gles2_render_pass *get_render_pass(struct wlr_render_pass *wlr
static bool render_pass_submit(struct wlr_render_pass *wlr_pass) {
struct wlr_gles2_render_pass *pass = get_render_pass(wlr_pass);
struct wlr_gles2_renderer *renderer = pass->buffer->renderer;
struct wlr_gles2_render_timer *timer = pass->timer;
if (timer) {
// clear disjoint flag
GLint64 disjoint;
renderer->procs.glGetInteger64vEXT(GL_GPU_DISJOINT_EXT, &disjoint);
// set up the query
renderer->procs.glQueryCounterEXT(timer->id, GL_TIMESTAMP_EXT);
// get end-of-CPU-work time in GL time domain
renderer->procs.glGetInteger64vEXT(GL_TIMESTAMP_EXT, &timer->gl_cpu_end);
// get end-of-CPU-work time in CPU time domain
clock_gettime(CLOCK_MONOTONIC, &timer->cpu_end);
}
push_gles2_debug(renderer);
glFlush();
glBindFramebuffer(GL_FRAMEBUFFER, 0);
@ -219,7 +234,8 @@ static const char *reset_status_str(GLenum status) {
}
}
struct wlr_gles2_render_pass *begin_gles2_buffer_pass(struct wlr_gles2_buffer *buffer) {
struct wlr_gles2_render_pass *begin_gles2_buffer_pass(struct wlr_gles2_buffer *buffer,
struct wlr_gles2_render_timer *timer) {
struct wlr_gles2_renderer *renderer = buffer->renderer;
struct wlr_buffer *wlr_buffer = buffer->buffer;
@ -240,6 +256,7 @@ struct wlr_gles2_render_pass *begin_gles2_buffer_pass(struct wlr_gles2_buffer *b
wlr_render_pass_init(&pass->base, &render_pass_impl);
wlr_buffer_lock(wlr_buffer);
pass->buffer = buffer;
pass->timer = timer;
matrix_projection(pass->projection_matrix, wlr_buffer->width, wlr_buffer->height,
WL_OUTPUT_TRANSFORM_FLIPPED_180);

105
render/gles2/renderer.c
View File

@ -1,3 +1,4 @@
#define _POSIX_C_SOURCE 199309L
#include <assert.h>
#include <drm_fourcc.h>
#include <GLES2/gl2.h>
@ -5,6 +6,7 @@
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include <wayland-server-protocol.h>
#include <wayland-util.h>
@ -18,6 +20,7 @@
#include "render/gles2.h"
#include "render/pixel_format.h"
#include "types/wlr_matrix.h"
#include "util/time.h"
#include "common_vert_src.h"
#include "quad_frag_src.h"
@ -33,6 +36,7 @@ static const GLfloat verts[] = {
};
static const struct wlr_renderer_impl renderer_impl;
static const struct wlr_render_timer_impl render_timer_impl;
bool wlr_renderer_is_gles2(struct wlr_renderer *wlr_renderer) {
return wlr_renderer->impl == &renderer_impl;
@ -52,6 +56,16 @@ static struct wlr_gles2_renderer *gles2_get_renderer_in_context(
return renderer;
}
bool wlr_render_timer_is_gles2(struct wlr_render_timer *timer) {
return timer->impl == &render_timer_impl;
}
struct wlr_gles2_render_timer *gles2_get_render_timer(struct wlr_render_timer *wlr_timer) {
assert(wlr_render_timer_is_gles2(wlr_timer));
struct wlr_gles2_render_timer *timer = wl_container_of(wlr_timer, timer, base);
return timer;
}
static void destroy_buffer(struct wlr_gles2_buffer *buffer) {
wl_list_remove(&buffer->link);
wlr_addon_finish(&buffer->addon);
@ -543,18 +557,91 @@ static struct wlr_render_pass *gles2_begin_buffer_pass(struct wlr_renderer *wlr_
return NULL;
}
struct wlr_gles2_render_timer *timer = gles2_get_render_timer(options->timer);
clock_gettime(CLOCK_MONOTONIC, &timer->cpu_start);
struct wlr_gles2_buffer *buffer = get_or_create_buffer(renderer, wlr_buffer);
if (!buffer) {
return NULL;
}
struct wlr_gles2_render_pass *pass = begin_gles2_buffer_pass(buffer);
struct wlr_gles2_render_pass *pass = begin_gles2_buffer_pass(buffer, timer);
if (!pass) {
return NULL;
}
return &pass->base;
}
static struct wlr_render_timer *gles2_render_timer_create(struct wlr_renderer *wlr_renderer) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
if (!renderer->exts.EXT_disjoint_timer_query) {
wlr_log(WLR_ERROR, "can't create timer, EXT_disjoint_timer_query not available");
return NULL;
}
struct wlr_gles2_render_timer *timer = calloc(1, sizeof(struct wlr_gles2_render_timer));
if (!timer) {
return NULL;
}
timer->base.impl = &render_timer_impl;
timer->renderer = renderer;
struct wlr_egl_context prev_ctx;
wlr_egl_save_context(&prev_ctx);
wlr_egl_make_current(renderer->egl);
renderer->procs.glGenQueriesEXT(1, &timer->id);
wlr_egl_restore_context(&prev_ctx);
return (struct wlr_render_timer *)timer;
}
static int gles2_get_render_time(struct wlr_render_timer *wlr_timer) {
struct wlr_gles2_render_timer *timer = gles2_get_render_timer(wlr_timer);
struct wlr_gles2_renderer *renderer = timer->renderer;
struct wlr_egl_context prev_ctx;
wlr_egl_save_context(&prev_ctx);
wlr_egl_make_current(renderer->egl);
GLint64 disjoint;
renderer->procs.glGetInteger64vEXT(GL_GPU_DISJOINT_EXT, &disjoint);
if (disjoint) {
wlr_log(WLR_ERROR, "a disjoint operation occurred and the render timer is invalid");
wlr_egl_restore_context(&prev_ctx);
return -1;
}
GLint available;
renderer->procs.glGetQueryObjectivEXT(timer->id,
GL_QUERY_RESULT_AVAILABLE_EXT, &available);
if (!available) {
wlr_log(WLR_ERROR, "timer was read too early, gpu isn't done!");
wlr_egl_restore_context(&prev_ctx);
return -1;
}
GLuint64 gl_render_end;
renderer->procs.glGetQueryObjectui64vEXT(timer->id, GL_QUERY_RESULT_EXT,
&gl_render_end);
int64_t cpu_nsec_total = timespec_to_nsec(&timer->cpu_end) - timespec_to_nsec(&timer->cpu_start);
wlr_egl_restore_context(&prev_ctx);
return gl_render_end - timer->gl_cpu_end + cpu_nsec_total;
}
static void gles2_render_timer_destroy(struct wlr_render_timer *wlr_timer) {
struct wlr_gles2_render_timer *timer = (struct wlr_gles2_render_timer *)wlr_timer;
struct wlr_gles2_renderer *renderer = timer->renderer;
struct wlr_egl_context prev_ctx;
wlr_egl_save_context(&prev_ctx);
wlr_egl_make_current(renderer->egl);
renderer->procs.glDeleteQueriesEXT(1, &timer->id);
wlr_egl_restore_context(&prev_ctx);
free(timer);
}
static const struct wlr_renderer_impl renderer_impl = {
.destroy = gles2_destroy,
.bind_buffer = gles2_bind_buffer,
@ -573,6 +660,12 @@ static const struct wlr_renderer_impl renderer_impl = {
.get_render_buffer_caps = gles2_get_render_buffer_caps,
.texture_from_buffer = gles2_texture_from_buffer,
.begin_buffer_pass = gles2_begin_buffer_pass,
.render_timer_create = gles2_render_timer_create,
};
static const struct wlr_render_timer_impl render_timer_impl = {
.get_duration_ns = gles2_get_render_time,
.destroy = gles2_render_timer_destroy,
};
void push_gles2_debug_(struct wlr_gles2_renderer *renderer,
@ -812,6 +905,16 @@ struct wlr_renderer *wlr_gles2_renderer_create(struct wlr_egl *egl) {
}
}
if (check_gl_ext(exts_str, "GL_EXT_disjoint_timer_query")) {
renderer->exts.EXT_disjoint_timer_query = true;
load_gl_proc(&renderer->procs.glGenQueriesEXT, "glGenQueriesEXT");
load_gl_proc(&renderer->procs.glDeleteQueriesEXT, "glDeleteQueriesEXT");
load_gl_proc(&renderer->procs.glQueryCounterEXT, "glQueryCounterEXT");
load_gl_proc(&renderer->procs.glGetQueryObjectivEXT, "glGetQueryObjectivEXT");
load_gl_proc(&renderer->procs.glGetQueryObjectui64vEXT, "glGetQueryObjectui64vEXT");
load_gl_proc(&renderer->procs.glGetInteger64vEXT, "glGetInteger64vEXT");
}
if (renderer->exts.KHR_debug) {
glEnable(GL_DEBUG_OUTPUT_KHR);
glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS_KHR);