diff options
Diffstat (limited to 'servers/rendering/rasterizer_rd')
10 files changed, 801 insertions, 35 deletions
diff --git a/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.cpp b/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.cpp index 174f2d0e58..921a7b966e 100644 --- a/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.cpp +++ b/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.cpp @@ -30,6 +30,7 @@ #include "rasterizer_canvas_rd.h" #include "core/config/project_settings.h" +#include "core/math/geometry_2d.h" #include "core/math/math_funcs.h" #include "rasterizer_rd.h" @@ -1051,10 +1052,19 @@ RID RasterizerCanvasRD::_create_base_uniform_set(RID p_to_render_target, bool p_ } { + RD::Uniform u; + u.type = RD::UNIFORM_TYPE_TEXTURE; + u.binding = 7; + RID sdf = storage->render_target_get_sdf_texture(p_to_render_target); + u.ids.push_back(sdf); + uniforms.push_back(u); + } + + { //needs samplers for the material (uses custom textures) create them RD::Uniform u; u.type = RD::UNIFORM_TYPE_SAMPLER; - u.binding = 7; + u.binding = 8; u.ids.resize(12); RID *ids_ptr = u.ids.ptrw(); ids_ptr[0] = storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED); @@ -1075,7 +1085,7 @@ RID RasterizerCanvasRD::_create_base_uniform_set(RID p_to_render_target, bool p_ { RD::Uniform u; u.type = RD::UNIFORM_TYPE_STORAGE_BUFFER; - u.binding = 8; + u.binding = 9; u.ids.push_back(storage->global_variables_get_storage_buffer()); uniforms.push_back(u); } @@ -1182,7 +1192,8 @@ void RasterizerCanvasRD::_render_items(RID p_to_render_target, int p_item_count, RD::get_singleton()->draw_list_end(); } -void RasterizerCanvasRD::canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_light_list, const Transform2D &p_canvas_transform, RenderingServer::CanvasItemTextureFilter p_default_filter, RenderingServer::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel) { +void RasterizerCanvasRD::canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_light_list, const Transform2D &p_canvas_transform, RenderingServer::CanvasItemTextureFilter p_default_filter, RenderingServer::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel, bool &r_sdf_used) { + r_sdf_used = false; int item_count = 0; //setup canvas state uniforms if needed @@ -1365,6 +1376,25 @@ void RasterizerCanvasRD::canvas_render_items(RID p_to_render_target, Item *p_ite state_buffer.directional_light_count = directional_light_count; + Vector2 canvas_scale = p_canvas_transform.get_scale(); + + state_buffer.sdf_to_screen[0] = render_target_size.width / canvas_scale.x; + state_buffer.sdf_to_screen[1] = render_target_size.height / canvas_scale.y; + + state_buffer.screen_to_sdf[0] = 1.0 / state_buffer.sdf_to_screen[0]; + state_buffer.screen_to_sdf[1] = 1.0 / state_buffer.sdf_to_screen[1]; + + Rect2 sdf_rect = storage->render_target_get_sdf_rect(p_to_render_target); + Rect2 sdf_tex_rect(sdf_rect.position / canvas_scale, sdf_rect.size / canvas_scale); + + state_buffer.sdf_to_tex[0] = 1.0 / sdf_tex_rect.size.width; + state_buffer.sdf_to_tex[1] = 1.0 / sdf_tex_rect.size.height; + state_buffer.sdf_to_tex[2] = -sdf_tex_rect.position.x / sdf_tex_rect.size.width; + state_buffer.sdf_to_tex[3] = -sdf_tex_rect.position.y / sdf_tex_rect.size.height; + + //print_line("w: " + itos(ssize.width) + " s: " + rtos(canvas_scale)); + state_buffer.tex_to_sdf = 1.0 / ((canvas_scale.x + canvas_scale.y) * 0.5); + RD::get_singleton()->buffer_update(state.canvas_state_buffer, 0, sizeof(State::Buffer), &state_buffer, true); } @@ -1402,6 +1432,9 @@ void RasterizerCanvasRD::canvas_render_items(RID p_to_render_target, Item *p_ite } } + if (md->shader_data->uses_sdf) { + r_sdf_used = true; + } if (md->last_frame != RasterizerRD::singleton->get_frame_number()) { md->last_frame = RasterizerRD::singleton->get_frame_number(); if (!RD::get_singleton()->uniform_set_is_valid(md->uniform_set)) { @@ -1687,18 +1720,102 @@ void RasterizerCanvasRD::light_update_directional_shadow(RID p_rid, int p_shadow cl->shadow.directional_xform = to_shadow * to_light_xform; } +void RasterizerCanvasRD::render_sdf(RID p_render_target, LightOccluderInstance *p_occluders) { + RID fb = storage->render_target_get_sdf_framebuffer(p_render_target); + Rect2i rect = storage->render_target_get_sdf_rect(p_render_target); + + Transform2D to_sdf; + to_sdf.elements[0] *= rect.size.width; + to_sdf.elements[1] *= rect.size.height; + to_sdf.elements[2] = rect.position; + + Transform2D to_clip; + to_clip.elements[0] *= 2.0; + to_clip.elements[1] *= 2.0; + to_clip.elements[2] = -Vector2(1.0, 1.0); + + to_clip = to_clip * to_sdf.affine_inverse(); + + Vector<Color> cc; + cc.push_back(Color(0, 0, 0, 0)); + + RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin(fb, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_READ, RD::INITIAL_ACTION_CLEAR, RD::FINAL_ACTION_DISCARD, cc); + + CameraMatrix projection; + + ShadowRenderPushConstant push_constant; + for (int y = 0; y < 4; y++) { + for (int x = 0; x < 4; x++) { + push_constant.projection[y * 4 + x] = projection.matrix[y][x]; + } + } + + push_constant.direction[0] = 0.0; + push_constant.direction[1] = 0.0; + push_constant.z_far = 0; + push_constant.pad = 0; + + LightOccluderInstance *instance = p_occluders; + + while (instance) { + OccluderPolygon *co = occluder_polygon_owner.getornull(instance->occluder); + + if (!co || co->sdf_index_array.is_null()) { + instance = instance->next; + continue; + } + + _update_transform_2d_to_mat2x4(to_clip * instance->xform_cache, push_constant.modelview); + + RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, shadow_render.sdf_render_pipelines[co->sdf_is_lines ? SHADOW_RENDER_SDF_LINES : SHADOW_RENDER_SDF_TRIANGLES]); + RD::get_singleton()->draw_list_bind_vertex_array(draw_list, co->sdf_vertex_array); + RD::get_singleton()->draw_list_bind_index_array(draw_list, co->sdf_index_array); + RD::get_singleton()->draw_list_set_push_constant(draw_list, &push_constant, sizeof(ShadowRenderPushConstant)); + + RD::get_singleton()->draw_list_draw(draw_list, true); + + instance = instance->next; + } + + RD::get_singleton()->draw_list_end(); + + storage->render_target_sdf_process(p_render_target); //done rendering, process it +} + RID RasterizerCanvasRD::occluder_polygon_create() { OccluderPolygon occluder; - occluder.point_count = 0; + occluder.line_point_count = 0; + occluder.sdf_point_count = 0; + occluder.sdf_index_count = 0; occluder.cull_mode = RS::CANVAS_OCCLUDER_POLYGON_CULL_DISABLED; return occluder_polygon_owner.make_rid(occluder); } -void RasterizerCanvasRD::occluder_polygon_set_shape_as_lines(RID p_occluder, const Vector<Vector2> &p_lines) { +void RasterizerCanvasRD::occluder_polygon_set_shape(RID p_occluder, const Vector<Vector2> &p_points, bool p_closed) { OccluderPolygon *oc = occluder_polygon_owner.getornull(p_occluder); ERR_FAIL_COND(!oc); - if (oc->point_count != p_lines.size() && oc->vertex_array.is_valid()) { + Vector<Vector2> lines; + int lc = p_points.size() * 2; + + lines.resize(lc - (p_closed ? 0 : 2)); + { + Vector2 *w = lines.ptrw(); + const Vector2 *r = p_points.ptr(); + + int max = lc / 2; + if (!p_closed) { + max--; + } + for (int i = 0; i < max; i++) { + Vector2 a = r[i]; + Vector2 b = r[(i + 1) % (lc / 2)]; + w[i * 2 + 0] = a; + w[i * 2 + 1] = b; + } + } + + if (oc->line_point_count != lines.size() && oc->vertex_array.is_valid()) { RD::get_singleton()->free(oc->vertex_array); RD::get_singleton()->free(oc->vertex_buffer); RD::get_singleton()->free(oc->index_array); @@ -1708,12 +1825,14 @@ void RasterizerCanvasRD::occluder_polygon_set_shape_as_lines(RID p_occluder, con oc->vertex_buffer = RID(); oc->index_array = RID(); oc->index_buffer = RID(); + + oc->line_point_count = lines.size(); } - if (p_lines.size()) { + if (lines.size()) { Vector<uint8_t> geometry; Vector<uint8_t> indices; - int lc = p_lines.size(); + lc = lines.size(); geometry.resize(lc * 6 * sizeof(float)); indices.resize(lc * 3 * sizeof(uint16_t)); @@ -1724,7 +1843,7 @@ void RasterizerCanvasRD::occluder_polygon_set_shape_as_lines(RID p_occluder, con uint8_t *iw = indices.ptrw(); uint16_t *iwptr = (uint16_t *)iw; - const Vector2 *lr = p_lines.ptr(); + const Vector2 *lr = lines.ptr(); const int POLY_HEIGHT = 16384; @@ -1778,6 +1897,62 @@ void RasterizerCanvasRD::occluder_polygon_set_shape_as_lines(RID p_occluder, con RD::get_singleton()->buffer_update(oc->index_buffer, 0, indices.size(), ir); } } + + // sdf + + Vector<int> sdf_indices; + + if (p_closed) { + sdf_indices = Geometry2D::triangulate_polygon(p_points); + oc->sdf_is_lines = false; + } else { + int max = p_points.size(); + sdf_indices.resize(max * 2); + + int *iw = sdf_indices.ptrw(); + for (int i = 0; i < max; i++) { + iw[i * 2 + 0] = i; + iw[i * 2 + 1] = (i + 1) % max; + } + oc->sdf_is_lines = true; + } + + if (oc->sdf_index_count != sdf_indices.size() && oc->sdf_point_count != p_points.size() && oc->sdf_vertex_array.is_valid()) { + RD::get_singleton()->free(oc->sdf_vertex_array); + RD::get_singleton()->free(oc->sdf_vertex_buffer); + RD::get_singleton()->free(oc->sdf_index_array); + RD::get_singleton()->free(oc->sdf_index_buffer); + + oc->sdf_vertex_array = RID(); + oc->sdf_vertex_buffer = RID(); + oc->sdf_index_array = RID(); + oc->sdf_index_buffer = RID(); + + oc->sdf_index_count = sdf_indices.size(); + oc->sdf_point_count = p_points.size(); + + oc->sdf_is_lines = false; + } + + if (sdf_indices.size()) { + if (oc->sdf_vertex_array.is_null()) { + //create from scratch + //vertices + oc->sdf_vertex_buffer = RD::get_singleton()->vertex_buffer_create(p_points.size() * 2 * sizeof(real_t), p_points.to_byte_array()); + oc->sdf_index_buffer = RD::get_singleton()->index_buffer_create(sdf_indices.size(), RD::INDEX_BUFFER_FORMAT_UINT32, sdf_indices.to_byte_array()); + oc->sdf_index_array = RD::get_singleton()->index_array_create(oc->sdf_index_buffer, 0, sdf_indices.size()); + + Vector<RID> buffer; + buffer.push_back(oc->sdf_vertex_buffer); + oc->sdf_vertex_array = RD::get_singleton()->vertex_array_create(p_points.size(), shadow_render.sdf_vertex_format, buffer); + //indices + + } else { + //update existing + RD::get_singleton()->buffer_update(oc->vertex_buffer, 0, sizeof(real_t) * 2 * p_points.size(), p_points.ptr()); + RD::get_singleton()->buffer_update(oc->index_buffer, 0, sdf_indices.size() * sizeof(int32_t), sdf_indices.ptr()); + } + } } void RasterizerCanvasRD::occluder_polygon_set_cull_mode(RID p_occluder, RS::CanvasOccluderPolygonCullMode p_mode) { @@ -1794,6 +1969,7 @@ void RasterizerCanvasRD::ShaderData::set_code(const String &p_code) { ubo_size = 0; uniforms.clear(); uses_screen_texture = false; + uses_sdf = false; if (code == String()) { return; //just invalid, but no error @@ -1801,7 +1977,6 @@ void RasterizerCanvasRD::ShaderData::set_code(const String &p_code) { ShaderCompilerRD::GeneratedCode gen_code; - int light_mode = LIGHT_MODE_NORMAL; int blend_mode = BLEND_MODE_MIX; uses_screen_texture = false; @@ -1814,10 +1989,8 @@ void RasterizerCanvasRD::ShaderData::set_code(const String &p_code) { actions.render_mode_values["blend_premul_alpha"] = Pair<int *, int>(&blend_mode, BLEND_MODE_PMALPHA); actions.render_mode_values["blend_disabled"] = Pair<int *, int>(&blend_mode, BLEND_MODE_DISABLED); - actions.render_mode_values["unshaded"] = Pair<int *, int>(&light_mode, LIGHT_MODE_UNSHADED); - actions.render_mode_values["light_only"] = Pair<int *, int>(&light_mode, LIGHT_MODE_LIGHT_ONLY); - actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture; + actions.usage_flag_pointers["texture_sdf"] = &uses_sdf; actions.uniforms = &uniforms; @@ -2038,6 +2211,7 @@ Variant RasterizerCanvasRD::ShaderData::get_default_parameter(const StringName & RasterizerCanvasRD::ShaderData::ShaderData() { valid = false; uses_screen_texture = false; + uses_sdf = false; } RasterizerCanvasRD::ShaderData::~ShaderData() { @@ -2302,6 +2476,11 @@ RasterizerCanvasRD::RasterizerCanvasRD(RasterizerStorageRD *p_storage) { actions.renames["LIGHT"] = "light"; actions.renames["SHADOW_MODULATE"] = "shadow_modulate"; + actions.renames["texture_sdf"] = "texture_sdf"; + actions.renames["texture_sdf_normal"] = "texture_sdf_normal"; + actions.renames["sdf_to_screen_uv"] = "sdf_to_screen_uv"; + actions.renames["screen_uv_to_sdf"] = "screen_uv_to_sdf"; + actions.usage_defines["COLOR"] = "#define COLOR_USED\n"; actions.usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n"; actions.usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n"; @@ -2311,6 +2490,8 @@ RasterizerCanvasRD::RasterizerCanvasRD(RasterizerStorageRD *p_storage) { actions.usage_defines["LIGHT"] = "#define LIGHT_SHADER_CODE_USED\n"; actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n"; + actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n"; + actions.render_mode_defines["light_only"] = "#define MODE_LIGHT_ONLY\n"; actions.custom_samplers["TEXTURE"] = "texture_sampler"; actions.custom_samplers["NORMAL_TEXTURE"] = "texture_sampler"; @@ -2331,7 +2512,8 @@ RasterizerCanvasRD::RasterizerCanvasRD(RasterizerStorageRD *p_storage) { { //shadow rendering Vector<String> versions; - versions.push_back(String()); //no versions + versions.push_back("\n#define MODE_SHADOW\n"); //shadow + versions.push_back("\n#define MODE_SDF\n"); //sdf shadow_render.shader.initialize(versions); { @@ -2352,16 +2534,34 @@ RasterizerCanvasRD::RasterizerCanvasRD(RasterizerStorageRD *p_storage) { shadow_render.framebuffer_format = RD::get_singleton()->framebuffer_format_create(attachments); } + { + Vector<RD::AttachmentFormat> attachments; + + RD::AttachmentFormat af_color; + af_color.format = RD::DATA_FORMAT_R8_UNORM; + af_color.usage_flags = RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_STORAGE_BIT | RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT; + + attachments.push_back(af_color); + + shadow_render.sdf_framebuffer_format = RD::get_singleton()->framebuffer_format_create(attachments); + } + //pipelines Vector<RD::VertexAttribute> vf; RD::VertexAttribute vd; - vd.format = RD::DATA_FORMAT_R32G32B32_SFLOAT; + vd.format = sizeof(real_t) == sizeof(float) ? RD::DATA_FORMAT_R32G32B32_SFLOAT : RD::DATA_FORMAT_R64G64B64_SFLOAT; vd.location = 0; vd.offset = 0; - vd.stride = sizeof(float) * 3; + vd.stride = sizeof(real_t) * 3; vf.push_back(vd); shadow_render.vertex_format = RD::get_singleton()->vertex_format_create(vf); + vd.format = sizeof(real_t) == sizeof(float) ? RD::DATA_FORMAT_R32G32_SFLOAT : RD::DATA_FORMAT_R64G64_SFLOAT; + vd.stride = sizeof(real_t) * 2; + + vf.write[0] = vd; + shadow_render.sdf_vertex_format = RD::get_singleton()->vertex_format_create(vf); + shadow_render.shader_version = shadow_render.shader.version_create(); for (int i = 0; i < 3; i++) { @@ -2371,7 +2571,11 @@ RasterizerCanvasRD::RasterizerCanvasRD(RasterizerStorageRD *p_storage) { ds.enable_depth_write = true; ds.enable_depth_test = true; ds.depth_compare_operator = RD::COMPARE_OP_LESS; - shadow_render.render_pipelines[i] = RD::get_singleton()->render_pipeline_create(shadow_render.shader.version_get_shader(shadow_render.shader_version, 0), shadow_render.framebuffer_format, shadow_render.vertex_format, RD::RENDER_PRIMITIVE_TRIANGLES, rs, RD::PipelineMultisampleState(), ds, RD::PipelineColorBlendState::create_disabled(), 0); + shadow_render.render_pipelines[i] = RD::get_singleton()->render_pipeline_create(shadow_render.shader.version_get_shader(shadow_render.shader_version, SHADOW_RENDER_MODE_SHADOW), shadow_render.framebuffer_format, shadow_render.vertex_format, RD::RENDER_PRIMITIVE_TRIANGLES, rs, RD::PipelineMultisampleState(), ds, RD::PipelineColorBlendState::create_disabled(), 0); + } + + for (int i = 0; i < 2; i++) { + shadow_render.sdf_render_pipelines[i] = RD::get_singleton()->render_pipeline_create(shadow_render.shader.version_get_shader(shadow_render.shader_version, SHADOW_RENDER_MODE_SDF), shadow_render.sdf_framebuffer_format, shadow_render.sdf_vertex_format, i == 0 ? RD::RENDER_PRIMITIVE_TRIANGLES : RD::RENDER_PRIMITIVE_LINES, RD::PipelineRasterizationState(), RD::PipelineMultisampleState(), RD::PipelineDepthStencilState(), RD::PipelineColorBlendState::create_disabled(), 0); } } @@ -2482,7 +2686,7 @@ bool RasterizerCanvasRD::free(RID p_rid) { light_set_use_shadow(p_rid, false); canvas_light_owner.free(p_rid); } else if (occluder_polygon_owner.owns(p_rid)) { - occluder_polygon_set_shape_as_lines(p_rid, Vector<Vector2>()); + occluder_polygon_set_shape(p_rid, Vector<Vector2>(), false); occluder_polygon_owner.free(p_rid); } else { return false; diff --git a/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.h b/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.h index b516f63cbf..b09d6578f3 100644 --- a/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.h +++ b/servers/rendering/rasterizer_rd/rasterizer_canvas_rd.h @@ -161,12 +161,6 @@ class RasterizerCanvasRD : public RasterizerCanvas { BLEND_MODE_DISABLED, }; - enum LightMode { - LIGHT_MODE_NORMAL, - LIGHT_MODE_UNSHADED, - LIGHT_MODE_LIGHT_ONLY - }; - bool valid; RID version; PipelineVariants pipeline_variants; @@ -181,7 +175,8 @@ class RasterizerCanvasRD : public RasterizerCanvas { String code; Map<StringName, RID> default_texture_params; - bool uses_screen_texture; + bool uses_screen_texture = false; + bool uses_sdf = false; virtual void set_code(const String &p_Code); virtual void set_default_texture_param(const StringName &p_name, RID p_texture); @@ -284,11 +279,19 @@ class RasterizerCanvasRD : public RasterizerCanvas { struct OccluderPolygon { RS::CanvasOccluderPolygonCullMode cull_mode; - int point_count; + int line_point_count; RID vertex_buffer; RID vertex_array; RID index_buffer; RID index_array; + + int sdf_point_count; + int sdf_index_count; + RID sdf_vertex_buffer; + RID sdf_vertex_array; + RID sdf_index_buffer; + RID sdf_index_array; + bool sdf_is_lines; }; struct LightUniform { @@ -310,12 +313,25 @@ class RasterizerCanvasRD : public RasterizerCanvas { RID_Owner<OccluderPolygon> occluder_polygon_owner; + enum ShadowRenderMode { + SHADOW_RENDER_MODE_SHADOW, + SHADOW_RENDER_MODE_SDF, + }; + + enum { + SHADOW_RENDER_SDF_TRIANGLES, + SHADOW_RENDER_SDF_LINES, + }; + struct { CanvasOcclusionShaderRD shader; RID shader_version; RID render_pipelines[3]; + RID sdf_render_pipelines[2]; RD::VertexFormatID vertex_format; + RD::VertexFormatID sdf_vertex_format; RD::FramebufferFormatID framebuffer_format; + RD::FramebufferFormatID sdf_framebuffer_format; } shadow_render; /***************/ @@ -336,8 +352,14 @@ class RasterizerCanvasRD : public RasterizerCanvas { float time; uint32_t use_pixel_snap; + float sdf_to_tex[4]; + float sdf_to_screen[2]; + float screen_to_sdf[2]; + uint32_t directional_light_count; - uint32_t pad[3]; + float tex_to_sdf; + uint32_t pad1; + uint32_t pad2; }; LightUniform *light_uniforms; @@ -423,11 +445,13 @@ public: void light_update_shadow(RID p_rid, int p_shadow_index, const Transform2D &p_light_xform, int p_light_mask, float p_near, float p_far, LightOccluderInstance *p_occluders); void light_update_directional_shadow(RID p_rid, int p_shadow_index, const Transform2D &p_light_xform, int p_light_mask, float p_cull_distance, const Rect2 &p_clip_rect, LightOccluderInstance *p_occluders); + virtual void render_sdf(RID p_render_target, LightOccluderInstance *p_occluders); + RID occluder_polygon_create(); - void occluder_polygon_set_shape_as_lines(RID p_occluder, const Vector<Vector2> &p_lines); + void occluder_polygon_set_shape(RID p_occluder, const Vector<Vector2> &p_points, bool p_closed); void occluder_polygon_set_cull_mode(RID p_occluder, RS::CanvasOccluderPolygonCullMode p_mode); - void canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_light_list, const Transform2D &p_canvas_transform, RS::CanvasItemTextureFilter p_default_filter, RS::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel); + void canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_light_list, const Transform2D &p_canvas_transform, RS::CanvasItemTextureFilter p_default_filter, RS::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel, bool &r_sdf_used); void canvas_debug_viewport_shadows(Light *p_lights_with_shadow) {} diff --git a/servers/rendering/rasterizer_rd/rasterizer_storage_rd.cpp b/servers/rendering/rasterizer_rd/rasterizer_storage_rd.cpp index 5fd8003f8f..444ef9c49a 100644 --- a/servers/rendering/rasterizer_rd/rasterizer_storage_rd.cpp +++ b/servers/rendering/rasterizer_rd/rasterizer_storage_rd.cpp @@ -6029,6 +6029,8 @@ void RasterizerStorageRD::_clear_render_target(RenderTarget *rt) { rt->backbuffer_uniform_set = RID(); //chain deleted } + _render_target_clear_sdf(rt); + rt->framebuffer = RID(); rt->color = RID(); } @@ -6299,6 +6301,275 @@ void RasterizerStorageRD::render_target_do_clear_request(RID p_render_target) { rt->clear_requested = false; } +void RasterizerStorageRD::render_target_set_sdf_size_and_scale(RID p_render_target, RS::ViewportSDFOversize p_size, RS::ViewportSDFScale p_scale) { + RenderTarget *rt = render_target_owner.getornull(p_render_target); + ERR_FAIL_COND(!rt); + if (rt->sdf_oversize == p_size && rt->sdf_scale == p_scale) { + return; + } + + rt->sdf_oversize = p_size; + rt->sdf_scale = p_scale; + + _render_target_clear_sdf(rt); +} + +Rect2i RasterizerStorageRD::_render_target_get_sdf_rect(const RenderTarget *rt) const { + Size2i margin; + int scale; + switch (rt->sdf_oversize) { + case RS::VIEWPORT_SDF_OVERSIZE_100_PERCENT: { + scale = 100; + } break; + case RS::VIEWPORT_SDF_OVERSIZE_120_PERCENT: { + scale = 120; + } break; + case RS::VIEWPORT_SDF_OVERSIZE_150_PERCENT: { + scale = 150; + } break; + case RS::VIEWPORT_SDF_OVERSIZE_200_PERCENT: { + scale = 200; + } break; + default: { + } + } + + margin = (rt->size * scale / 100) - rt->size; + + Rect2i r(Vector2i(), rt->size); + r.position -= margin; + r.size += margin * 2; + + return r; +} + +Rect2i RasterizerStorageRD::render_target_get_sdf_rect(RID p_render_target) const { + const RenderTarget *rt = render_target_owner.getornull(p_render_target); + ERR_FAIL_COND_V(!rt, Rect2i()); + + return _render_target_get_sdf_rect(rt); +} + +RID RasterizerStorageRD::render_target_get_sdf_texture(RID p_render_target) { + RenderTarget *rt = render_target_owner.getornull(p_render_target); + ERR_FAIL_COND_V(!rt, RID()); + if (rt->sdf_buffer_read.is_null()) { + // no texture, create a dummy one for the 2D uniform set + RD::TextureFormat tformat; + tformat.format = RD::DATA_FORMAT_R8G8B8A8_UNORM; + tformat.width = 4; + tformat.height = 4; + tformat.usage_bits = RD::TEXTURE_USAGE_SAMPLING_BIT; + tformat.type = RD::TEXTURE_TYPE_2D; + + Vector<uint8_t> pv; + pv.resize(16 * 4); + zeromem(pv.ptrw(), 16 * 4); + Vector<Vector<uint8_t>> vpv; + + rt->sdf_buffer_read = RD::get_singleton()->texture_create(tformat, RD::TextureView(), vpv); + } + + return rt->sdf_buffer_read; +} + +void RasterizerStorageRD::_render_target_allocate_sdf(RenderTarget *rt) { + ERR_FAIL_COND(rt->sdf_buffer_write_fb.is_valid()); + if (rt->sdf_buffer_read.is_valid()) { + RD::get_singleton()->free(rt->sdf_buffer_read); + rt->sdf_buffer_read = RID(); + } + + Size2i size = _render_target_get_sdf_rect(rt).size; + + RD::TextureFormat tformat; + tformat.format = RD::DATA_FORMAT_R8_UNORM; + tformat.width = size.width; + tformat.height = size.height; + tformat.usage_bits = RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_STORAGE_BIT | RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT; + tformat.type = RD::TEXTURE_TYPE_2D; + + rt->sdf_buffer_write = RD::get_singleton()->texture_create(tformat, RD::TextureView()); + + { + Vector<RID> write_fb; + write_fb.push_back(rt->sdf_buffer_write); + rt->sdf_buffer_write_fb = RD::get_singleton()->framebuffer_create(write_fb); + } + + int scale; + switch (rt->sdf_scale) { + case RS::VIEWPORT_SDF_SCALE_100_PERCENT: { + scale = 100; + } break; + case RS::VIEWPORT_SDF_SCALE_50_PERCENT: { + scale = 50; + } break; + case RS::VIEWPORT_SDF_SCALE_25_PERCENT: { + scale = 25; + } break; + default: { + scale = 100; + } break; + } + + rt->process_size = size * scale / 100; + rt->process_size.x = MAX(rt->process_size.x, 1); + rt->process_size.y = MAX(rt->process_size.y, 1); + + tformat.format = RD::DATA_FORMAT_R16G16_UINT; + tformat.width = rt->process_size.width; + tformat.height = rt->process_size.height; + tformat.usage_bits = RD::TEXTURE_USAGE_STORAGE_BIT; + + rt->sdf_buffer_process[0] = RD::get_singleton()->texture_create(tformat, RD::TextureView()); + rt->sdf_buffer_process[1] = RD::get_singleton()->texture_create(tformat, RD::TextureView()); + + tformat.format = RD::DATA_FORMAT_R16_UNORM; + tformat.usage_bits = RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_STORAGE_BIT; + + rt->sdf_buffer_read = RD::get_singleton()->texture_create(tformat, RD::TextureView()); + + { + Vector<RD::Uniform> uniforms; + { + RD::Uniform u; + u.type = RD::UNIFORM_TYPE_IMAGE; + u.binding = 1; + u.ids.push_back(rt->sdf_buffer_write); + uniforms.push_back(u); + } + { + RD::Uniform u; + u.type = RD::UNIFORM_TYPE_IMAGE; + u.binding = 2; + u.ids.push_back(rt->sdf_buffer_read); + uniforms.push_back(u); + } + { + RD::Uniform u; + u.type = RD::UNIFORM_TYPE_IMAGE; + u.binding = 3; + u.ids.push_back(rt->sdf_buffer_process[0]); + uniforms.push_back(u); + } + { + RD::Uniform u; + u.type = RD::UNIFORM_TYPE_IMAGE; + u.binding = 4; + u.ids.push_back(rt->sdf_buffer_process[1]); + uniforms.push_back(u); + } + + rt->sdf_buffer_process_uniform_sets[0] = RD::get_singleton()->uniform_set_create(uniforms, rt_sdf.shader.version_get_shader(rt_sdf.shader_version, 0), 0); + SWAP(uniforms.write[2].ids.write[0], uniforms.write[3].ids.write[0]); + rt->sdf_buffer_process_uniform_sets[1] = RD::get_singleton()->uniform_set_create(uniforms, rt_sdf.shader.version_get_shader(rt_sdf.shader_version, 0), 0); + } +} + +void RasterizerStorageRD::_render_target_clear_sdf(RenderTarget *rt) { + if (rt->sdf_buffer_read.is_valid()) { + RD::get_singleton()->free(rt->sdf_buffer_read); + rt->sdf_buffer_read = RID(); + } + if (rt->sdf_buffer_write_fb.is_valid()) { + RD::get_singleton()->free(rt->sdf_buffer_write); + RD::get_singleton()->free(rt->sdf_buffer_process[0]); + RD::get_singleton()->free(rt->sdf_buffer_process[1]); + rt->sdf_buffer_write = RID(); + rt->sdf_buffer_write_fb = RID(); + rt->sdf_buffer_process[0] = RID(); + rt->sdf_buffer_process[1] = RID(); + rt->sdf_buffer_process_uniform_sets[0] = RID(); + rt->sdf_buffer_process_uniform_sets[1] = RID(); + } +} + +RID RasterizerStorageRD::render_target_get_sdf_framebuffer(RID p_render_target) { + RenderTarget *rt = render_target_owner.getornull(p_render_target); + ERR_FAIL_COND_V(!rt, RID()); + + if (rt->sdf_buffer_write_fb.is_null()) { + _render_target_allocate_sdf(rt); + } + + return rt->sdf_buffer_write_fb; +} +void RasterizerStorageRD::render_target_sdf_process(RID p_render_target) { + RenderTarget *rt = render_target_owner.getornull(p_render_target); + ERR_FAIL_COND(!rt); + ERR_FAIL_COND(rt->sdf_buffer_write_fb.is_null()); + + RenderTargetSDF::PushConstant push_constant; + + Rect2i r = _render_target_get_sdf_rect(rt); + + push_constant.size[0] = r.size.width; + push_constant.size[1] = r.size.height; + push_constant.stride = 0; + push_constant.shift = 0; + push_constant.base_size[0] = r.size.width; + push_constant.base_size[1] = r.size.height; + + bool shrink = false; + + switch (rt->sdf_scale) { + case RS::VIEWPORT_SDF_SCALE_50_PERCENT: { + push_constant.size[0] >>= 1; + push_constant.size[1] >>= 1; + push_constant.shift = 1; + shrink = true; + } break; + case RS::VIEWPORT_SDF_SCALE_25_PERCENT: { + push_constant.size[0] >>= 2; + push_constant.size[1] >>= 2; + push_constant.shift = 2; + shrink = true; + } break; + default: { + }; + } + + RD::ComputeListID compute_list = RD::get_singleton()->compute_list_begin(); + + /* Load */ + + RD::get_singleton()->compute_list_bind_compute_pipeline(compute_list, rt_sdf.pipelines[shrink ? RenderTargetSDF::SHADER_LOAD_SHRINK : RenderTargetSDF::SHADER_LOAD]); + RD::get_singleton()->compute_list_bind_uniform_set(compute_list, rt->sdf_buffer_process_uniform_sets[1], 0); //fill [0] + RD::get_singleton()->compute_list_set_push_constant(compute_list, &push_constant, sizeof(RenderTargetSDF::PushConstant)); + + RD::get_singleton()->compute_list_dispatch_threads(compute_list, push_constant.size[0], push_constant.size[1], 1, 8, 8, 1); + + /* Process */ + + int stride = nearest_power_of_2_templated(MAX(push_constant.size[0], push_constant.size[1]) / 2); + + RD::get_singleton()->compute_list_bind_compute_pipeline(compute_list, rt_sdf.pipelines[RenderTargetSDF::SHADER_PROCESS]); + + RD::get_singleton()->compute_list_add_barrier(compute_list); + bool swap = false; + + //jumpflood + while (stride > 0) { + RD::get_singleton()->compute_list_bind_uniform_set(compute_list, rt->sdf_buffer_process_uniform_sets[swap ? 1 : 0], 0); + push_constant.stride = stride; + RD::get_singleton()->compute_list_set_push_constant(compute_list, &push_constant, sizeof(RenderTargetSDF::PushConstant)); + RD::get_singleton()->compute_list_dispatch_threads(compute_list, push_constant.size[0], push_constant.size[1], 1, 8, 8, 1); + stride /= 2; + swap = !swap; + RD::get_singleton()->compute_list_add_barrier(compute_list); + } + + /* Store */ + + RD::get_singleton()->compute_list_bind_compute_pipeline(compute_list, rt_sdf.pipelines[shrink ? RenderTargetSDF::SHADER_STORE_SHRINK : RenderTargetSDF::SHADER_STORE]); + RD::get_singleton()->compute_list_bind_uniform_set(compute_list, rt->sdf_buffer_process_uniform_sets[swap ? 1 : 0], 0); + RD::get_singleton()->compute_list_set_push_constant(compute_list, &push_constant, sizeof(RenderTargetSDF::PushConstant)); + RD::get_singleton()->compute_list_dispatch_threads(compute_list, push_constant.size[0], push_constant.size[1], 1, 8, 8, 1); + + RD::get_singleton()->compute_list_end(); +} + void RasterizerStorageRD::render_target_copy_to_back_buffer(RID p_render_target, const Rect2i &p_region, bool p_gen_mipmaps) { RenderTarget *rt = render_target_owner.getornull(p_render_target); ERR_FAIL_COND(!rt); @@ -8155,6 +8426,24 @@ RasterizerStorageRD::RasterizerStorageRD() { particles_shader.copy_pipelines[i] = RD::get_singleton()->compute_pipeline_create(particles_shader.copy_shader.version_get_shader(particles_shader.copy_shader_version, i)); } } + + { + Vector<String> sdf_modes; + sdf_modes.push_back("\n#define MODE_LOAD\n"); + sdf_modes.push_back("\n#define MODE_LOAD_SHRINK\n"); + sdf_modes.push_back("\n#define MODE_PROCESS\n"); + sdf_modes.push_back("\n#define MODE_PROCESS_OPTIMIZED\n"); + sdf_modes.push_back("\n#define MODE_STORE\n"); + sdf_modes.push_back("\n#define MODE_STORE_SHRINK\n"); + + rt_sdf.shader.initialize(sdf_modes); + + rt_sdf.shader_version = rt_sdf.shader.version_create(); + + for (int i = 0; i < RenderTargetSDF::SHADER_MAX; i++) { + rt_sdf.pipelines[i] = RD::get_singleton()->compute_pipeline_create(rt_sdf.shader.version_get_shader(rt_sdf.shader_version, i)); + } + } } RasterizerStorageRD::~RasterizerStorageRD() { diff --git a/servers/rendering/rasterizer_rd/rasterizer_storage_rd.h b/servers/rendering/rasterizer_rd/rasterizer_storage_rd.h index b7ad931149..4a708fc94f 100644 --- a/servers/rendering/rasterizer_rd/rasterizer_storage_rd.h +++ b/servers/rendering/rasterizer_rd/rasterizer_storage_rd.h @@ -35,6 +35,7 @@ #include "servers/rendering/rasterizer.h" #include "servers/rendering/rasterizer_rd/rasterizer_effects_rd.h" #include "servers/rendering/rasterizer_rd/shader_compiler_rd.h" +#include "servers/rendering/rasterizer_rd/shaders/canvas_sdf.glsl.gen.h" #include "servers/rendering/rasterizer_rd/shaders/giprobe_sdf.glsl.gen.h" #include "servers/rendering/rasterizer_rd/shaders/particles.glsl.gen.h" #include "servers/rendering/rasterizer_rd/shaders/particles_copy.glsl.gen.h" @@ -1003,6 +1004,15 @@ private: RID framebuffer_uniform_set; RID backbuffer_uniform_set; + RID sdf_buffer_write; + RID sdf_buffer_write_fb; + RID sdf_buffer_process[2]; + RID sdf_buffer_read; + RID sdf_buffer_process_uniform_sets[2]; + RS::ViewportSDFOversize sdf_oversize = RS::VIEWPORT_SDF_OVERSIZE_120_PERCENT; + RS::ViewportSDFScale sdf_scale = RS::VIEWPORT_SDF_SCALE_50_PERCENT; + Size2i process_size; + //texture generated for this owner (nor RD). RID texture; bool was_used; @@ -1012,11 +1022,38 @@ private: Color clear_color; }; - RID_Owner<RenderTarget> render_target_owner; + mutable RID_Owner<RenderTarget> render_target_owner; void _clear_render_target(RenderTarget *rt); void _update_render_target(RenderTarget *rt); void _create_render_target_backbuffer(RenderTarget *rt); + void _render_target_allocate_sdf(RenderTarget *rt); + void _render_target_clear_sdf(RenderTarget *rt); + Rect2i _render_target_get_sdf_rect(const RenderTarget *rt) const; + + struct RenderTargetSDF { + enum { + SHADER_LOAD, + SHADER_LOAD_SHRINK, + SHADER_PROCESS, + SHADER_PROCESS_OPTIMIZED, + SHADER_STORE, + SHADER_STORE_SHRINK, + SHADER_MAX + }; + + struct PushConstant { + int32_t size[2]; + int32_t stride; + int32_t shift; + int32_t base_size[2]; + int32_t pad[2]; + }; + + CanvasSdfShaderRD shader; + RID shader_version; + RID pipelines[SHADER_MAX]; + } rt_sdf; /* GLOBAL SHADER VARIABLES */ @@ -1930,6 +1967,12 @@ public: virtual void render_target_disable_clear_request(RID p_render_target); virtual void render_target_do_clear_request(RID p_render_target); + virtual void render_target_set_sdf_size_and_scale(RID p_render_target, RS::ViewportSDFOversize p_size, RS::ViewportSDFScale p_scale); + RID render_target_get_sdf_texture(RID p_render_target); + RID render_target_get_sdf_framebuffer(RID p_render_target); + void render_target_sdf_process(RID p_render_target); + virtual Rect2i render_target_get_sdf_rect(RID p_render_target) const; + Size2 render_target_get_size(RID p_render_target); RID render_target_get_rd_framebuffer(RID p_render_target); RID render_target_get_rd_texture(RID p_render_target); diff --git a/servers/rendering/rasterizer_rd/shader_compiler_rd.cpp b/servers/rendering/rasterizer_rd/shader_compiler_rd.cpp index 08f4eb6aa0..df5513435a 100644 --- a/servers/rendering/rasterizer_rd/shader_compiler_rd.cpp +++ b/servers/rendering/rasterizer_rd/shader_compiler_rd.cpp @@ -1072,6 +1072,11 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge } else if (onode->op == SL::OP_CONSTRUCT) { code += String(vnode->name); } else { + if (p_actions.usage_flag_pointers.has(vnode->name) && !used_flag_pointers.has(vnode->name)) { + *p_actions.usage_flag_pointers[vnode->name] = true; + used_flag_pointers.insert(vnode->name); + } + if (internal_functions.has(vnode->name)) { code += vnode->name; is_texture_func = texture_functions.has(vnode->name); diff --git a/servers/rendering/rasterizer_rd/shaders/SCsub b/servers/rendering/rasterizer_rd/shaders/SCsub index 9d531d63ad..4cddf0f685 100644 --- a/servers/rendering/rasterizer_rd/shaders/SCsub +++ b/servers/rendering/rasterizer_rd/shaders/SCsub @@ -5,6 +5,7 @@ Import("env") if "RD_GLSL" in env["BUILDERS"]: env.RD_GLSL("canvas.glsl") env.RD_GLSL("canvas_occlusion.glsl") + env.RD_GLSL("canvas_sdf.glsl") env.RD_GLSL("copy.glsl") env.RD_GLSL("copy_to_fb.glsl") env.RD_GLSL("cubemap_roughness.glsl") diff --git a/servers/rendering/rasterizer_rd/shaders/canvas.glsl b/servers/rendering/rasterizer_rd/shaders/canvas.glsl index 2a0f94e733..51d7193a03 100644 --- a/servers/rendering/rasterizer_rd/shaders/canvas.glsl +++ b/servers/rendering/rasterizer_rd/shaders/canvas.glsl @@ -233,6 +233,30 @@ MATERIAL_UNIFORMS } material; #endif +vec2 screen_uv_to_sdf(vec2 p_uv) { + return canvas_data.screen_to_sdf * p_uv; +} + +float texture_sdf(vec2 p_sdf) { + vec2 uv = p_sdf * canvas_data.sdf_to_tex.xy + canvas_data.sdf_to_tex.zw; + float d = texture(sampler2D(sdf_texture, material_samplers[SAMPLER_LINEAR_CLAMP]), uv).r; + d = d * SDF_MAX_LENGTH - 1.0; + return d * canvas_data.tex_to_sdf; +} + +vec2 texture_sdf_normal(vec2 p_sdf) { + vec2 uv = p_sdf * canvas_data.sdf_to_tex.xy + canvas_data.sdf_to_tex.zw; + + const float EPSILON = 0.001; + return normalize(vec2( + texture(sampler2D(sdf_texture, material_samplers[SAMPLER_LINEAR_CLAMP]), uv + vec2(EPSILON, 0.0)).r - texture(sampler2D(sdf_texture, material_samplers[SAMPLER_LINEAR_CLAMP]), uv - vec2(EPSILON, 0.0)).r, + texture(sampler2D(sdf_texture, material_samplers[SAMPLER_LINEAR_CLAMP]), uv + vec2(0.0, EPSILON)).r - texture(sampler2D(sdf_texture, material_samplers[SAMPLER_LINEAR_CLAMP]), uv - vec2(0.0, EPSILON)).r)); +} + +vec2 sdf_to_screen_uv(vec2 p_sdf) { + return p_sdf * canvas_data.sdf_to_screen; +} + /* clang-format off */ FRAGMENT_SHADER_GLOBALS /* clang-format on */ @@ -500,8 +524,13 @@ FRAGMENT_SHADER_CODE color = vec4(0.0); //invisible by default due to using light mask } +#ifdef MODE_LIGHT_ONLY + color = vec4(0.0); +#else color *= canvas_data.canvas_modulation; -#ifdef USE_LIGHTING +#endif + +#if defined(USE_LIGHTING) && !defined(MODE_UNSHADED) // Directional Lights diff --git a/servers/rendering/rasterizer_rd/shaders/canvas_occlusion.glsl b/servers/rendering/rasterizer_rd/shaders/canvas_occlusion.glsl index 421282cd4d..5c25235c58 100644 --- a/servers/rendering/rasterizer_rd/shaders/canvas_occlusion.glsl +++ b/servers/rendering/rasterizer_rd/shaders/canvas_occlusion.glsl @@ -2,6 +2,8 @@ #version 450 +VERSION_DEFINES + layout(location = 0) in highp vec3 vertex; layout(push_constant, binding = 0, std430) uniform Constants { @@ -13,12 +15,16 @@ layout(push_constant, binding = 0, std430) uniform Constants { } constants; +#ifdef MODE_SHADOW layout(location = 0) out highp float depth; +#endif void main() { highp vec4 vtx = vec4(vertex, 1.0) * mat4(constants.modelview[0], constants.modelview[1], vec4(0.0, 0.0, 1.0, 0.0), vec4(0.0, 0.0, 0.0, 1.0)); - depth = dot(constants.direction, vtx.xy); +#ifdef MODE_SHADOW + depth = dot(constants.direction, vtx.xy); +#endif gl_Position = constants.projection * vtx; } @@ -26,6 +32,8 @@ void main() { #version 450 +VERSION_DEFINES + layout(push_constant, binding = 0, std430) uniform Constants { mat4 projection; mat2x4 modelview; @@ -35,9 +43,17 @@ layout(push_constant, binding = 0, std430) uniform Constants { } constants; +#ifdef MODE_SHADOW layout(location = 0) in highp float depth; layout(location = 0) out highp float distance_buf; +#else +layout(location = 0) out highp float sdf_buf; +#endif void main() { +#ifdef MODE_SHADOW distance_buf = depth / constants.z_far; +#else + sdf_buf = 1.0; +#endif } diff --git a/servers/rendering/rasterizer_rd/shaders/canvas_sdf.glsl b/servers/rendering/rasterizer_rd/shaders/canvas_sdf.glsl new file mode 100644 index 0000000000..302ad03b41 --- /dev/null +++ b/servers/rendering/rasterizer_rd/shaders/canvas_sdf.glsl @@ -0,0 +1,135 @@ +#[compute] + +#version 450 + +VERSION_DEFINES + +layout(local_size_x = 8, local_size_y = 8, local_size_z = 1) in; + +layout(r8, set = 0, binding = 1) uniform restrict readonly image2D src_pixels; +layout(r16, set = 0, binding = 2) uniform restrict writeonly image2D dst_sdf; + +layout(rg16i, set = 0, binding = 3) uniform restrict readonly iimage2D src_process; +layout(rg16i, set = 0, binding = 4) uniform restrict writeonly iimage2D dst_process; + +layout(push_constant, binding = 0, std430) uniform Params { + ivec2 size; + int stride; + int shift; + ivec2 base_size; + uvec2 pad; +} +params; + +#define SDF_MAX_LENGTH 16384.0 + +void main() { + ivec2 pos = ivec2(gl_GlobalInvocationID.xy); + if (any(greaterThanEqual(pos, params.size))) { //too large, do nothing + return; + } + +#ifdef MODE_LOAD + + bool solid = imageLoad(src_pixels, pos).r > 0.5; + imageStore(dst_process, pos, solid ? ivec4(pos, 0, 0) : ivec4(ivec2(32767), 0, 0)); +#endif + +#ifdef MODE_LOAD_SHRINK + + int s = 1 << params.shift; + ivec2 base = pos << params.shift; + ivec2 center = base + ivec2(params.shift); + + ivec2 rel = ivec2(32767); + float d = 1e20; + for (int i = 0; i < s; i++) { + for (int j = 0; j < s; j++) { + ivec2 src_pos = base + ivec2(i, j); + if (any(greaterThanEqual(src_pos, params.base_size))) { + continue; + } + bool solid = imageLoad(src_pixels, src_pos).r > 0.5; + if (solid) { + float dist = length(vec2(src_pos - center)); + if (dist < d) { + d = dist; + rel = src_pos; + } + } + } + } + + imageStore(dst_process, pos, ivec4(rel, 0, 0)); +#endif + +#ifdef MODE_PROCESS + + ivec2 base = pos << params.shift; + ivec2 center = base + ivec2(params.shift); + + ivec2 rel = imageLoad(src_process, pos).xy; + + if (center != rel) { + //only process if it does not point to itself + const int ofs_table_size = 8; + const ivec2 ofs_table[ofs_table_size] = ivec2[]( + ivec2(-1, -1), + ivec2(0, -1), + ivec2(+1, -1), + + ivec2(-1, 0), + ivec2(+1, 0), + + ivec2(-1, +1), + ivec2(0, +1), + ivec2(+1, +1)); + + float dist = length(vec2(rel - center)); + for (int i = 0; i < ofs_table_size; i++) { + ivec2 src_pos = pos + ofs_table[i] * params.stride; + if (any(lessThan(src_pos, ivec2(0))) || any(greaterThanEqual(src_pos, params.size))) { + continue; + } + ivec2 src_rel = imageLoad(src_process, src_pos).xy; + float src_dist = length(vec2(src_rel - center)); + if (src_dist < dist) { + dist = src_dist; + rel = src_rel; + } + } + } + + imageStore(dst_process, pos, ivec4(rel, 0, 0)); +#endif + +#ifdef MODE_STORE + + ivec2 rel = imageLoad(src_process, pos).xy; + float d = length(vec2(rel - pos)); + if (d > 0.01) { + d += 1.0; //make it signed + } + d /= SDF_MAX_LENGTH; + d = clamp(d, 0.0, 1.0); + imageStore(dst_sdf, pos, vec4(d)); + +#endif + +#ifdef MODE_STORE_SHRINK + + ivec2 base = pos << params.shift; + ivec2 center = base + ivec2(params.shift); + + ivec2 rel = imageLoad(src_process, pos).xy; + float d = length(vec2(rel - center)); + + if (d > 0.01) { + d += 1.0; //make it signed + } + d /= SDF_MAX_LENGTH; + d = clamp(d, 0.0, 1.0); + imageStore(dst_sdf, pos, vec4(d)); + +#endif +} diff --git a/servers/rendering/rasterizer_rd/shaders/canvas_uniforms_inc.glsl b/servers/rendering/rasterizer_rd/shaders/canvas_uniforms_inc.glsl index bb39584cbb..cf7678ea31 100644 --- a/servers/rendering/rasterizer_rd/shaders/canvas_uniforms_inc.glsl +++ b/servers/rendering/rasterizer_rd/shaders/canvas_uniforms_inc.glsl @@ -3,6 +3,8 @@ #define M_PI 3.14159265359 +#define SDF_MAX_LENGTH 16384.0 + #define FLAGS_INSTANCING_STRIDE_MASK 0xF #define FLAGS_INSTANCING_ENABLED (1 << 4) #define FLAGS_INSTANCING_HAS_COLORS (1 << 5) @@ -24,6 +26,19 @@ #define FLAGS_DEFAULT_NORMAL_MAP_USED (1 << 26) #define FLAGS_DEFAULT_SPECULAR_MAP_USED (1 << 27) +#define SAMPLER_NEAREST_CLAMP 0 +#define SAMPLER_LINEAR_CLAMP 1 +#define SAMPLER_NEAREST_WITH_MIPMAPS_CLAMP 2 +#define SAMPLER_LINEAR_WITH_MIPMAPS_CLAMP 3 +#define SAMPLER_NEAREST_WITH_MIPMAPS_ANISOTROPIC_CLAMP 4 +#define SAMPLER_LINEAR_WITH_MIPMAPS_ANISOTROPIC_CLAMP 5 +#define SAMPLER_NEAREST_REPEAT 6 +#define SAMPLER_LINEAR_REPEAT 7 +#define SAMPLER_NEAREST_WITH_MIPMAPS_REPEAT 8 +#define SAMPLER_LINEAR_WITH_MIPMAPS_REPEAT 9 +#define SAMPLER_NEAREST_WITH_MIPMAPS_ANISOTROPIC_REPEAT 10 +#define SAMPLER_LINEAR_WITH_MIPMAPS_ANISOTROPIC_REPEAT 11 + // Push Constant layout(push_constant, binding = 0, std430) uniform DrawData { @@ -68,8 +83,12 @@ layout(set = 0, binding = 1, std140) uniform CanvasData { float time; bool use_pixel_snap; + vec4 sdf_to_tex; + vec2 screen_to_sdf; + vec2 sdf_to_screen; + uint directional_light_count; - uint pad0; + float tex_to_sdf; uint pad1; uint pad2; } @@ -115,10 +134,11 @@ layout(set = 0, binding = 4) uniform texture2D shadow_atlas_texture; layout(set = 0, binding = 5) uniform sampler shadow_sampler; layout(set = 0, binding = 6) uniform texture2D screen_texture; +layout(set = 0, binding = 7) uniform texture2D sdf_texture; -layout(set = 0, binding = 7) uniform sampler material_samplers[12]; +layout(set = 0, binding = 8) uniform sampler material_samplers[12]; -layout(set = 0, binding = 8, std430) restrict readonly buffer GlobalVariableData { +layout(set = 0, binding = 9, std430) restrict readonly buffer GlobalVariableData { vec4 data[]; } global_variables; |