static void basic_cache_init(void *vedata)
{
BASIC_PassList *psl = ((BASIC_Data *)vedata)->psl;
BASIC_StorageList *stl = ((BASIC_Data *)vedata)->stl;
const DRWContextState *draw_ctx = DRW_context_state_get();
BASIC_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg];
if (!stl->g_data) {
/* Alloc transient pointers */
stl->g_data = MEM_mallocN(sizeof(*stl->g_data), __func__);
}
{
psl->depth_pass = DRW_pass_create("Depth Pass",
DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL);
stl->g_data->depth_shgrp = DRW_shgroup_create(sh_data->depth, psl->depth_pass);
if (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) {
DRW_shgroup_state_enable(stl->g_data->depth_shgrp, DRW_STATE_CLIP_PLANES);
}
psl->depth_pass_cull = DRW_pass_create("Depth Pass Cull",
DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL |
DRW_STATE_CULL_BACK);
stl->g_data->depth_shgrp_cull = DRW_shgroup_create(sh_data->depth, psl->depth_pass_cull);
if (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) {
DRW_shgroup_state_enable(stl->g_data->depth_shgrp_cull, DRW_STATE_CLIP_PLANES);
}
}
}
/* Here init all passes and shading groups
* Assume that all Passes are NULL */
static void EDIT_TEXT_cache_init(void *vedata)
{
const DRWContextState *draw_ctx = DRW_context_state_get();
EDIT_TEXT_PassList *psl = ((EDIT_TEXT_Data *)vedata)->psl;
EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl;
if (!stl->g_data) {
/* Alloc transient pointers */
stl->g_data = MEM_mallocN(sizeof(*stl->g_data), __func__);
}
{
/* Text outline (fast drawing!) */
psl->wire_pass = DRW_pass_create(
"Font Wire", DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL);
stl->g_data->wire_shgrp = DRW_shgroup_create(e_data.wire_sh, psl->wire_pass);
psl->overlay_select_pass = DRW_pass_create("Font Select",
DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH);
stl->g_data->overlay_select_shgrp = DRW_shgroup_create(e_data.overlay_select_sh,
psl->overlay_select_pass);
psl->overlay_cursor_pass = DRW_pass_create("Font Cursor",
DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH);
stl->g_data->overlay_cursor_shgrp = DRW_shgroup_create(e_data.overlay_cursor_sh,
psl->overlay_cursor_pass);
psl->text_box_pass = DRW_pass_create("Font Text Boxes",
DRW_STATE_WRITE_COLOR | DRW_STATE_WRITE_DEPTH);
stl->g_data->box_shgrp = buffer_dynlines_dashed_uniform_color(
psl->text_box_pass, G_draw.block.colorWire, draw_ctx->sh_cfg);
stl->g_data->box_active_shgrp = buffer_dynlines_dashed_uniform_color(
psl->text_box_pass, G_draw.block.colorActive, draw_ctx->sh_cfg);
}
}
/* Add geometry to shadingGroups. Execute for each objects */
static void EDIT_TEXT_cache_populate(void *vedata, Object *ob)
{
EDIT_TEXT_PassList *psl = ((EDIT_TEXT_Data *)vedata)->psl;
EDIT_TEXT_StorageList *stl = ((EDIT_TEXT_Data *)vedata)->stl;
const DRWContextState *draw_ctx = DRW_context_state_get();
UNUSED_VARS(psl, stl);
if (ob->type == OB_FONT) {
if (ob == draw_ctx->object_edit) {
const Curve *cu = ob->data;
/* Get geometry cache */
struct GPUBatch *geom;
bool has_surface = (cu->flag & (CU_FRONT | CU_BACK)) || cu->ext1 != 0.0f || cu->ext2 != 0.0f;
if ((cu->flag & CU_FAST) || !has_surface) {
geom = DRW_cache_text_edge_wire_get(ob);
if (geom) {
DRW_shgroup_call(stl->g_data->wire_shgrp, geom, ob);
}
}
else {
/* object mode draws */
}
edit_text_cache_populate_select(vedata, ob);
edit_text_cache_populate_cursor(vedata, ob);
edit_text_cache_populate_boxes(vedata, ob);
}
}
}
int EEVEE_occlusion_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
{
EEVEE_CommonUniformBuffer *common_data = &sldata->common_data;
EEVEE_FramebufferList *fbl = vedata->fbl;
EEVEE_StorageList *stl = vedata->stl;
EEVEE_EffectsInfo *effects = stl->effects;
const DRWContextState *draw_ctx = DRW_context_state_get();
const Scene *scene_eval = DEG_get_evaluated_scene(draw_ctx->depsgraph);
if (scene_eval->eevee.flag & SCE_EEVEE_GTAO_ENABLED) {
const float *viewport_size = DRW_viewport_size_get();
const int fs_size[2] = {(int)viewport_size[0], (int)viewport_size[1]};
/* Shaders */
if (!e_data.gtao_sh) {
eevee_create_shader_occlusion();
}
common_data->ao_dist = scene_eval->eevee.gtao_distance;
common_data->ao_factor = scene_eval->eevee.gtao_factor;
common_data->ao_quality = 1.0f - scene_eval->eevee.gtao_quality;
common_data->ao_settings = 1.0f; /* USE_AO */
if (scene_eval->eevee.flag & SCE_EEVEE_GTAO_BENT_NORMALS) {
common_data->ao_settings += 2.0f; /* USE_BENT_NORMAL */
}
if (scene_eval->eevee.flag & SCE_EEVEE_GTAO_BOUNCE) {
common_data->ao_settings += 4.0f; /* USE_DENOISE */
}
common_data->ao_bounce_fac = (scene_eval->eevee.flag & SCE_EEVEE_GTAO_BOUNCE) ? 1.0f : 0.0f;
effects->gtao_horizons = DRW_texture_pool_query_2d(
fs_size[0], fs_size[1], GPU_RGBA8, &draw_engine_eevee_type);
GPU_framebuffer_ensure_config(
&fbl->gtao_fb, {GPU_ATTACHMENT_NONE, GPU_ATTACHMENT_TEXTURE(effects->gtao_horizons)});
if (G.debug_value == 6) {
effects->gtao_horizons_debug = DRW_texture_pool_query_2d(
fs_size[0], fs_size[1], GPU_RGBA8, &draw_engine_eevee_type);
GPU_framebuffer_ensure_config(
&fbl->gtao_debug_fb,
{GPU_ATTACHMENT_NONE, GPU_ATTACHMENT_TEXTURE(effects->gtao_horizons_debug)});
}
else {
effects->gtao_horizons_debug = NULL;
}
return EFFECT_GTAO | EFFECT_NORMAL_BUFFER;
}
/* Cleanup */
effects->gtao_horizons = NULL;
GPU_FRAMEBUFFER_FREE_SAFE(fbl->gtao_fb);
common_data->ao_settings = 0.0f;
return 0;
}
void DRW_draw_region_info(void)
{
const DRWContextState *draw_ctx = DRW_context_state_get();
ARegion *ar = draw_ctx->ar;
DRW_draw_cursor();
view3d_draw_region_info(draw_ctx->evil_C, ar);
}
static void basic_engine_init(void *UNUSED(vedata))
{
const DRWContextState *draw_ctx = DRW_context_state_get();
BASIC_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg];
/* Depth prepass */
if (!sh_data->depth) {
sh_data->depth = DRW_shader_create_3d_depth_only(draw_ctx->sh_cfg);
}
}
static void basic_cache_populate(void *vedata, Object *ob)
{
BASIC_StorageList *stl = ((BASIC_Data *)vedata)->stl;
/* TODO(fclem) fix selection of smoke domains. */
if (!DRW_object_is_renderable(ob) || (ob->dt < OB_SOLID)) {
return;
}
const DRWContextState *draw_ctx = DRW_context_state_get();
if (ob != draw_ctx->object_edit) {
for (ParticleSystem *psys = ob->particlesystem.first; psys != NULL; psys = psys->next) {
if (!DRW_object_is_visible_psys_in_active_context(ob, psys)) {
continue;
}
ParticleSettings *part = psys->part;
const int draw_as = (part->draw_as == PART_DRAW_REND) ? part->ren_as : part->draw_as;
if (draw_as == PART_DRAW_PATH) {
struct GPUBatch *hairs = DRW_cache_particles_get_hair(ob, psys, NULL);
DRW_shgroup_call(stl->g_data->depth_shgrp, hairs, NULL);
}
}
}
/* Make flat object selectable in ortho view if wireframe is enabled. */
if ((draw_ctx->v3d->overlay.flag & V3D_OVERLAY_WIREFRAMES) ||
(draw_ctx->v3d->shading.type == OB_WIRE) || (ob->dtx & OB_DRAWWIRE) || (ob->dt == OB_WIRE)) {
int flat_axis = 0;
bool is_flat_object_viewed_from_side = ((draw_ctx->rv3d->persp == RV3D_ORTHO) &&
DRW_object_is_flat(ob, &flat_axis) &&
DRW_object_axis_orthogonal_to_view(ob, flat_axis));
if (is_flat_object_viewed_from_side) {
/* Avoid losing flat objects when in ortho views (see T56549) */
struct GPUBatch *geom = DRW_cache_object_all_edges_get(ob);
if (geom) {
DRW_shgroup_call(stl->g_data->depth_shgrp, geom, ob);
}
return;
}
}
struct GPUBatch *geom = DRW_cache_object_surface_get(ob);
if (geom) {
const bool do_cull = (draw_ctx->v3d &&
(draw_ctx->v3d->shading.flag & V3D_SHADING_BACKFACE_CULLING));
/* Depth Prepass */
DRW_shgroup_call(
(do_cull) ? stl->g_data->depth_shgrp_cull : stl->g_data->depth_shgrp, geom, ob);
}
}
void EEVEE_occlusion_output_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
{
EEVEE_FramebufferList *fbl = vedata->fbl;
EEVEE_TextureList *txl = vedata->txl;
EEVEE_StorageList *stl = vedata->stl;
EEVEE_PassList *psl = vedata->psl;
EEVEE_EffectsInfo *effects = stl->effects;
const DRWContextState *draw_ctx = DRW_context_state_get();
const Scene *scene_eval = DEG_get_evaluated_scene(draw_ctx->depsgraph);
if (scene_eval->eevee.flag & SCE_EEVEE_GTAO_ENABLED) {
DefaultTextureList *dtxl = DRW_viewport_texture_list_get();
float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
DRW_texture_ensure_fullscreen_2d(
&txl->ao_accum, GPU_R32F, 0); /* Should be enough precision for many samples. */
GPU_framebuffer_ensure_config(&fbl->ao_accum_fb,
{GPU_ATTACHMENT_NONE, GPU_ATTACHMENT_TEXTURE(txl->ao_accum)});
/* Clear texture. */
GPU_framebuffer_bind(fbl->ao_accum_fb);
GPU_framebuffer_clear_color(fbl->ao_accum_fb, clear);
/* Accumulation pass */
DRWState state = DRW_STATE_WRITE_COLOR | DRW_STATE_ADDITIVE;
psl->ao_accum_ps = DRW_pass_create("AO Accum", state);
DRWShadingGroup *grp = DRW_shgroup_create(e_data.gtao_debug_sh, psl->ao_accum_ps);
DRW_shgroup_uniform_texture(grp, "utilTex", EEVEE_materials_get_util_tex());
DRW_shgroup_uniform_texture_ref(grp, "maxzBuffer", &txl->maxzbuffer);
DRW_shgroup_uniform_texture_ref(grp, "depthBuffer", &dtxl->depth);
DRW_shgroup_uniform_texture_ref(grp, "normalBuffer", &effects->ssr_normal_input);
DRW_shgroup_uniform_texture_ref(grp, "horizonBuffer", &effects->gtao_horizons);
DRW_shgroup_uniform_block(grp, "common_block", sldata->common_ubo);
DRW_shgroup_call(grp, DRW_cache_fullscreen_quad_get(), NULL);
}
else {
/* Cleanup to release memory */
DRW_TEXTURE_FREE_SAFE(txl->ao_accum);
GPU_FRAMEBUFFER_FREE_SAFE(fbl->ao_accum_fb);
}
}
/* verify if exist a non instanced version of the object */
static bool gpencil_has_noninstanced_object(Object *ob_instance)
{
const DRWContextState *draw_ctx = DRW_context_state_get();
const ViewLayer *view_layer = draw_ctx->view_layer;
Object *ob = NULL;
for (Base *base = view_layer->object_bases.first; base; base = base->next) {
ob = base->object;
if (ob->type != OB_GPENCIL) {
continue;
}
/* object must be visible (invisible objects don't create VBO data) */
if (!(DRW_object_visibility_in_active_context(ob) & OB_VISIBLE_SELF)) {
continue;
}
/* is not duplicated and the name is equals */
if ((ob->base_flag & BASE_FROM_DUPLI) == 0) {
if (STREQ(ob->id.name, ob_instance->id.name)) {
return true;
}
}
}
return false;
}
void DRW_draw_cursor(void)
{
const DRWContextState *draw_ctx = DRW_context_state_get();
ARegion *ar = draw_ctx->ar;
Scene *scene = draw_ctx->scene;
ViewLayer *view_layer = draw_ctx->view_layer;
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glDepthMask(GL_FALSE);
glDisable(GL_DEPTH_TEST);
if (is_cursor_visible(draw_ctx, scene, view_layer)) {
int co[2];
/* Get cursor data into quaternion form */
const View3DCursor *cursor = &scene->cursor;
if (ED_view3d_project_int_global(
ar, cursor->location, co, V3D_PROJ_TEST_NOP | V3D_PROJ_TEST_CLIP_NEAR) ==
V3D_PROJ_RET_OK) {
RegionView3D *rv3d = ar->regiondata;
float cursor_quat[4];
BKE_scene_cursor_rot_to_quat(cursor, cursor_quat);
/* Draw nice Anti Aliased cursor. */
GPU_line_width(1.0f);
GPU_blend(true);
GPU_line_smooth(true);
float eps = 1e-5f;
rv3d->viewquat[0] = -rv3d->viewquat[0];
bool is_aligned = compare_v4v4(cursor_quat, rv3d->viewquat, eps);
if (is_aligned == false) {
float tquat[4];
rotation_between_quats_to_quat(tquat, rv3d->viewquat, cursor_quat);
is_aligned = tquat[0] - eps < -1.0f;
}
rv3d->viewquat[0] = -rv3d->viewquat[0];
/* Draw lines */
if (is_aligned == false) {
uint pos = GPU_vertformat_attr_add(
immVertexFormat(), "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR);
immUniformThemeColor3(TH_VIEW_OVERLAY);
immBegin(GPU_PRIM_LINES, 12);
const float scale = ED_view3d_pixel_size_no_ui_scale(rv3d, cursor->location) *
U.widget_unit;
#define CURSOR_VERT(axis_vec, axis, fac) \
immVertex3f(pos, \
cursor->location[0] + axis_vec[0] * (fac), \
cursor->location[1] + axis_vec[1] * (fac), \
cursor->location[2] + axis_vec[2] * (fac))
#define CURSOR_EDGE(axis_vec, axis, sign) \
{ \
CURSOR_VERT(axis_vec, axis, sign 1.0f); \
CURSOR_VERT(axis_vec, axis, sign 0.25f); \
} \
((void)0)
for (int axis = 0; axis < 3; axis++) {
float axis_vec[3] = {0};
axis_vec[axis] = scale;
mul_qt_v3(cursor_quat, axis_vec);
CURSOR_EDGE(axis_vec, axis, +);
CURSOR_EDGE(axis_vec, axis, -);
}
#undef CURSOR_VERT
#undef CURSOR_EDGE
immEnd();
immUnbindProgram();
}
float original_proj[4][4];
GPU_matrix_projection_get(original_proj);
GPU_matrix_push();
ED_region_pixelspace(ar);
GPU_matrix_translate_2f(co[0] + 0.5f, co[1] + 0.5f);
GPU_matrix_scale_2f(U.widget_unit, U.widget_unit);
GPUBatch *cursor_batch = DRW_cache_cursor_get(is_aligned);
GPUShader *shader = GPU_shader_get_builtin_shader(GPU_SHADER_2D_FLAT_COLOR);
GPU_batch_program_set(
cursor_batch, GPU_shader_get_program(shader), GPU_shader_get_interface(shader));
GPU_batch_draw(cursor_batch);
GPU_blend(false);
GPU_line_smooth(false);
GPU_matrix_pop();
GPU_matrix_projection_set(original_proj);
}
/* add a gpencil object to cache to defer drawing */
tGPencilObjectCache *gpencil_object_cache_add(tGPencilObjectCache *cache_array,
Object *ob,
int *gp_cache_size,
int *gp_cache_used)
{
const DRWContextState *draw_ctx = DRW_context_state_get();
tGPencilObjectCache *cache_elem = NULL;
RegionView3D *rv3d = draw_ctx->rv3d;
View3D *v3d = draw_ctx->v3d;
tGPencilObjectCache *p = NULL;
/* By default a cache is created with one block with a predefined number of free slots,
* if the size is not enough, the cache is reallocated adding a new block of free slots.
* This is done in order to keep cache small. */
if (*gp_cache_used + 1 > *gp_cache_size) {
if ((*gp_cache_size == 0) || (cache_array == NULL)) {
p = MEM_callocN(sizeof(struct tGPencilObjectCache) * GP_CACHE_BLOCK_SIZE,
"tGPencilObjectCache");
*gp_cache_size = GP_CACHE_BLOCK_SIZE;
}
else {
*gp_cache_size += GP_CACHE_BLOCK_SIZE;
p = MEM_recallocN(cache_array, sizeof(struct tGPencilObjectCache) * *gp_cache_size);
}
cache_array = p;
}
/* zero out all pointers */
cache_elem = &cache_array[*gp_cache_used];
memset(cache_elem, 0, sizeof(*cache_elem));
cache_elem->ob = ob;
cache_elem->gpd = (bGPdata *)ob->data;
cache_elem->name = BKE_id_to_unique_string_key(&ob->id);
copy_v3_v3(cache_elem->loc, ob->obmat[3]);
copy_m4_m4(cache_elem->obmat, ob->obmat);
cache_elem->idx = *gp_cache_used;
/* object is duplicated (particle) */
if (ob->base_flag & BASE_FROM_DUPLI) {
/* Check if the original object is not in the viewlayer
* and cannot be managed as dupli. This is slower, but required to keep
* the particle drawing FPS and display instanced objects in scene
* without the original object */
bool has_original = gpencil_has_noninstanced_object(ob);
cache_elem->is_dup_ob = (has_original) ? ob->base_flag & BASE_FROM_DUPLI : false;
}
else {
cache_elem->is_dup_ob = false;
}
cache_elem->scale = mat4_to_scale(ob->obmat);
/* save FXs */
cache_elem->pixfactor = cache_elem->gpd->pixfactor;
cache_elem->shader_fx = ob->shader_fx;
/* save wire mode (object mode is always primary option) */
if (ob->dt == OB_WIRE) {
cache_elem->shading_type[0] = (int)OB_WIRE;
}
else {
if (v3d) {
cache_elem->shading_type[0] = (int)v3d->shading.type;
}
}
/* shgrp array */
cache_elem->tot_layers = 0;
int totgpl = BLI_listbase_count(&cache_elem->gpd->layers);
if (totgpl > 0) {
cache_elem->shgrp_array = MEM_callocN(sizeof(tGPencilObjectCache_shgrp) * totgpl, __func__);
}
/* calculate zdepth from point of view */
float zdepth = 0.0;
if (rv3d) {
if (rv3d->is_persp) {
zdepth = ED_view3d_calc_zfac(rv3d, ob->obmat[3], NULL);
}
else {
zdepth = -dot_v3v3(rv3d->viewinv[2], ob->obmat[3]);
}
}
else {
/* In render mode, rv3d is not available, so use the distance to camera.
* The real distance is not important, but the relative distance to the camera plane
* in order to sort by z_depth of the objects
*/
float vn[3] = {0.0f, 0.0f, -1.0f}; /* always face down */
float plane_cam[4];
struct Object *camera = draw_ctx->scene->camera;
if (camera) {
mul_m4_v3(camera->obmat, vn);
normalize_v3(vn);
plane_from_point_normal_v3(plane_cam, camera->loc, vn);
zdepth = dist_squared_to_plane_v3(ob->obmat[3], plane_cam);
}
}
cache_elem->zdepth = zdepth;
/* increase slots used in cache */
(*gp_cache_used)++;
return cache_array;
}
int EEVEE_screen_raytrace_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
{
EEVEE_CommonUniformBuffer *common_data = &sldata->common_data;
EEVEE_StorageList *stl = vedata->stl;
EEVEE_FramebufferList *fbl = vedata->fbl;
EEVEE_TextureList *txl = vedata->txl;
EEVEE_EffectsInfo *effects = stl->effects;
const float *viewport_size = DRW_viewport_size_get();
const DRWContextState *draw_ctx = DRW_context_state_get();
const Scene *scene_eval = DEG_get_evaluated_scene(draw_ctx->depsgraph);
/* Compute pixel size, (shared with contact shadows) */
copy_v2_v2(common_data->ssr_pixelsize, viewport_size);
invert_v2(common_data->ssr_pixelsize);
if (scene_eval->eevee.flag & SCE_EEVEE_SSR_ENABLED) {
const bool use_refraction = (scene_eval->eevee.flag & SCE_EEVEE_SSR_REFRACTION) != 0;
if (use_refraction) {
/* TODO: Opti: Could be shared. */
DRW_texture_ensure_fullscreen_2d(
&txl->refract_color, GPU_R11F_G11F_B10F, DRW_TEX_FILTER | DRW_TEX_MIPMAP);
GPU_framebuffer_ensure_config(
&fbl->refract_fb, {GPU_ATTACHMENT_NONE, GPU_ATTACHMENT_TEXTURE(txl->refract_color)});
}
const bool is_persp = DRW_view_is_persp_get(NULL);
if (effects->ssr_was_persp != is_persp) {
effects->ssr_was_persp = is_persp;
DRW_viewport_request_redraw();
EEVEE_temporal_sampling_reset(vedata);
stl->g_data->valid_double_buffer = false;
}
effects->reflection_trace_full = (scene_eval->eevee.flag & SCE_EEVEE_SSR_HALF_RESOLUTION) == 0;
common_data->ssr_thickness = scene_eval->eevee.ssr_thickness;
common_data->ssr_border_fac = scene_eval->eevee.ssr_border_fade;
common_data->ssr_firefly_fac = scene_eval->eevee.ssr_firefly_fac;
common_data->ssr_max_roughness = scene_eval->eevee.ssr_max_roughness;
common_data->ssr_quality = 1.0f - 0.95f * scene_eval->eevee.ssr_quality;
common_data->ssr_brdf_bias = 0.1f + common_data->ssr_quality * 0.6f; /* Range [0.1, 0.7]. */
if (common_data->ssr_firefly_fac < 1e-8f) {
common_data->ssr_firefly_fac = FLT_MAX;
}
const int divisor = (effects->reflection_trace_full) ? 1 : 2;
int tracing_res[2] = {(int)viewport_size[0] / divisor, (int)viewport_size[1] / divisor};
int size_fs[2] = {(int)viewport_size[0], (int)viewport_size[1]};
const bool high_qual_input = true; /* TODO dither low quality input */
const eGPUTextureFormat format = (high_qual_input) ? GPU_RGBA16F : GPU_RGBA8;
/* MRT for the shading pass in order to output needed data for the SSR pass. */
effects->ssr_specrough_input = DRW_texture_pool_query_2d(
size_fs[0], size_fs[1], format, &draw_engine_eevee_type);
GPU_framebuffer_texture_attach(fbl->main_fb, effects->ssr_specrough_input, 2, 0);
/* Raytracing output */
effects->ssr_hit_output = DRW_texture_pool_query_2d(
tracing_res[0], tracing_res[1], GPU_RG16I, &draw_engine_eevee_type);
effects->ssr_pdf_output = DRW_texture_pool_query_2d(
tracing_res[0], tracing_res[1], GPU_R16F, &draw_engine_eevee_type);
GPU_framebuffer_ensure_config(&fbl->screen_tracing_fb,
{GPU_ATTACHMENT_NONE,
GPU_ATTACHMENT_TEXTURE(effects->ssr_hit_output),
GPU_ATTACHMENT_TEXTURE(effects->ssr_pdf_output)});
/* Enable double buffering to be able to read previous frame color */
return EFFECT_SSR | EFFECT_NORMAL_BUFFER | EFFECT_DOUBLE_BUFFER |
((use_refraction) ? EFFECT_REFRACT : 0);
}
/* Cleanup to release memory */
GPU_FRAMEBUFFER_FREE_SAFE(fbl->screen_tracing_fb);
effects->ssr_specrough_input = NULL;
effects->ssr_hit_output = NULL;
effects->ssr_pdf_output = NULL;
return 0;
}
