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Implement 2D Meshes and MultiMeshes in GLES3 backend

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This commit is contained in:
clayjohn 2022-05-25 13:19:45 -07:00
parent 3e20c1347d
commit fb860265e0
7 changed files with 282 additions and 236 deletions
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99
servers/rendering/renderer_canvas_render.cpp
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@ -29,3 +29,102 @@
/*************************************************************************/
#include "renderer_canvas_render.h"
#include "servers/rendering/rendering_server_globals.h"
const Rect2 &RendererCanvasRender::Item::get_rect() const {
if (custom_rect || (!rect_dirty && !update_when_visible)) {
return rect;
}
//must update rect
if (commands == nullptr) {
rect = Rect2();
rect_dirty = false;
return rect;
}
Transform2D xf;
bool found_xform = false;
bool first = true;
const Item::Command *c = commands;
while (c) {
Rect2 r;
switch (c->type) {
case Item::Command::TYPE_RECT: {
const Item::CommandRect *crect = static_cast<const Item::CommandRect *>(c);
r = crect->rect;
} break;
case Item::Command::TYPE_NINEPATCH: {
const Item::CommandNinePatch *style = static_cast<const Item::CommandNinePatch *>(c);
r = style->rect;
} break;
case Item::Command::TYPE_POLYGON: {
const Item::CommandPolygon *polygon = static_cast<const Item::CommandPolygon *>(c);
r = polygon->polygon.rect_cache;
} break;
case Item::Command::TYPE_PRIMITIVE: {
const Item::CommandPrimitive *primitive = static_cast<const Item::CommandPrimitive *>(c);
for (uint32_t j = 0; j < primitive->point_count; j++) {
if (j == 0) {
r.position = primitive->points[0];
} else {
r.expand_to(primitive->points[j]);
}
}
} break;
case Item::Command::TYPE_MESH: {
const Item::CommandMesh *mesh = static_cast<const Item::CommandMesh *>(c);
AABB aabb = RSG::mesh_storage->mesh_get_aabb(mesh->mesh, RID());
r = Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y);
} break;
case Item::Command::TYPE_MULTIMESH: {
const Item::CommandMultiMesh *multimesh = static_cast<const Item::CommandMultiMesh *>(c);
AABB aabb = RSG::mesh_storage->multimesh_get_aabb(multimesh->multimesh);
r = Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y);
} break;
case Item::Command::TYPE_PARTICLES: {
const Item::CommandParticles *particles_cmd = static_cast<const Item::CommandParticles *>(c);
if (particles_cmd->particles.is_valid()) {
AABB aabb = RendererRD::ParticlesStorage::get_singleton()->particles_get_aabb(particles_cmd->particles);
r = Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y);
}
} break;
case Item::Command::TYPE_TRANSFORM: {
const Item::CommandTransform *transform = static_cast<const Item::CommandTransform *>(c);
xf = transform->xform;
found_xform = true;
[[fallthrough]];
}
default: {
c = c->next;
continue;
}
}
if (found_xform) {
r = xf.xform(r);
}
if (first) {
rect = r;
first = false;
} else {
rect = rect.merge(r);
}
c = c->next;
}
rect_dirty = false;
return rect;
}