seedlingattempt/godot
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Support for 2D particles to collide against SDF

Browse Source 
-Added SDF collision support for 2D particles
-Changed the SDF generation to be fully signed
This commit is contained in:
reduz
2021-05-20 11:25:06 -03:00
parent 809948f977
commit 789713b008
20 changed files with 684 additions and 158 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
View File

@ -33,6 +33,7 @@
#include "core/math/geometry_2d.h"
#include "core/math/math_funcs.h"
#include "renderer_compositor_rd.h"
#include "servers/rendering/rendering_server_default.h"
void RendererCanvasRenderRD::_update_transform_2d_to_mat4(const Transform2D &p_transform, float *p_mat4) {
p_mat4[0] = p_transform.elements[0][0];
@ -390,7 +391,7 @@ void RendererCanvasRenderRD::_bind_canvas_texture(RD::DrawListID p_draw_list, RI
r_last_texture = p_texture;
}
void RendererCanvasRenderRD::_render_item(RD::DrawListID p_draw_list, const Item *p_item, RD::FramebufferFormatID p_framebuffer_format, const Transform2D &p_canvas_transform_inverse, Item *&current_clip, Light *p_lights, PipelineVariants *p_pipeline_variants) {
void RendererCanvasRenderRD::_render_item(RD::DrawListID p_draw_list, RID p_render_target, const Item *p_item, RD::FramebufferFormatID p_framebuffer_format, const Transform2D &p_canvas_transform_inverse, Item *&current_clip, Light *p_lights, PipelineVariants *p_pipeline_variants) {
//create an empty push constant
RS::CanvasItemTextureFilter current_filter = default_filter;
@ -747,9 +748,15 @@ void RendererCanvasRenderRD::_render_item(RD::DrawListID p_draw_list, const Item
} else if (c->type == Item::Command::TYPE_PARTICLES) {
const Item::CommandParticles *pt = static_cast<const Item::CommandParticles *>(c);
ERR_BREAK(storage->particles_get_mode(pt->particles) != RS::PARTICLES_MODE_2D);
storage->particles_request_process(pt->particles);
if (storage->particles_is_inactive(pt->particles)) {
break;
}
RenderingServerDefault::redraw_request(); // active particles means redraw request
bool local_coords = true;
int dpc = storage->particles_get_draw_passes(pt->particles);
if (dpc == 0) {
break; //nothing to draw
@ -768,6 +775,30 @@ void RendererCanvasRenderRD::_render_item(RD::DrawListID p_draw_list, const Item
mesh = storage->particles_get_draw_pass_mesh(pt->particles, 0); //higher ones are ignored
texture = pt->texture;
if (storage->particles_has_collision(pt->particles) && storage->render_target_is_sdf_enabled(p_render_target)) {
//pass collision information
Transform2D xform;
if (local_coords) {
xform = p_item->final_transform;
} else {
xform = p_canvas_transform_inverse;
}
RID sdf_texture = storage->render_target_get_sdf_texture(p_render_target);
Rect2 to_screen;
{
Rect2 sdf_rect = storage->render_target_get_sdf_rect(p_render_target);
to_screen.size = Vector2(1.0 / sdf_rect.size.width, 1.0 / sdf_rect.size.height);
to_screen.position = -sdf_rect.position * to_screen.size;
}
storage->particles_set_canvas_sdf_collision(pt->particles, true, xform, to_screen, sdf_texture);
} else {
storage->particles_set_canvas_sdf_collision(pt->particles, false, Transform2D(), Rect2(), RID());
}
}
if (mesh.is_null()) {
@ -1052,7 +1083,7 @@ void RendererCanvasRenderRD::_render_items(RID p_to_render_target, int p_item_co
}
}
_render_item(draw_list, ci, fb_format, canvas_transform_inverse, current_clip, p_lights, pipeline_variants);
_render_item(draw_list, p_to_render_target, ci, fb_format, canvas_transform_inverse, current_clip, p_lights, pipeline_variants);
prev_material = material;
}
@ -1280,6 +1311,7 @@ void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p
Item *canvas_group_owner = nullptr;
bool update_skeletons = false;
bool time_used = false;
while (ci) {
if (ci->copy_back_buffer && canvas_group_owner == nullptr) {
@ -1305,6 +1337,9 @@ void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p
if (md->shader_data->uses_sdf) {
r_sdf_used = true;
}
if (md->shader_data->uses_time) {
time_used = true;
}
if (md->last_frame != RendererCompositorRD::singleton->get_frame_number()) {
md->last_frame = RendererCompositorRD::singleton->get_frame_number();
if (!RD::get_singleton()->uniform_set_is_valid(md->uniform_set)) {
@ -1401,6 +1436,10 @@ void RendererCanvasRenderRD::canvas_render_items(RID p_to_render_target, Item *p
ci = ci->next;
}
if (time_used) {
RenderingServerDefault::redraw_request();
}
}
RID RendererCanvasRenderRD::light_create() {
@ -1877,6 +1916,7 @@ void RendererCanvasRenderRD::ShaderData::set_code(const String &p_code) {
uniforms.clear();
uses_screen_texture = false;
uses_sdf = false;
uses_time = false;
if (code == String()) {
return; //just invalid, but no error
@ -1901,6 +1941,7 @@ void RendererCanvasRenderRD::ShaderData::set_code(const String &p_code) {
actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture;
actions.usage_flag_pointers["texture_sdf"] = &uses_sdf;
actions.usage_flag_pointers["TIME"] = &uses_time;
actions.uniforms = &uniforms;