[jasper/world] Add world background animation
All checks were successful
Build / build (push) Successful in 3m15s

This commit is contained in:
Gary Talent 2024-05-31 23:52:24 -05:00
parent 79d7f76407
commit e861b4f6e7
4 changed files with 53 additions and 23 deletions

View File

@ -16,15 +16,19 @@ namespace ncore = nostalgia::core;
class World {
private:
ncore::Context &m_nctx;
ox::Vector<keel::AssetRef<ncore::CompactPalette>, 10> m_palettes;
WorldStatic const&m_worldStatic;
public:
explicit World(WorldStatic const&worldStatic) noexcept;
explicit World(ncore::Context &nctx, WorldStatic const&worldStatic) noexcept;
ox::Error setupDisplay(ncore::Context &ctx) const noexcept;
ox::Error setupDisplay() noexcept;
ox::Result<int> update() const noexcept;
private:
void setupLayer(ncore::Context&, uint_t lyr, uint_t cbb) const noexcept;
void setupLayer(uint_t lyr, uint_t cbb) const noexcept;
};

View File

@ -11,7 +11,7 @@ namespace jasper::world {
WorldEditorView::WorldEditorView(turbine::Context &tctx, WorldStatic const&worldStatic):
m_cctx(ncore::init(tctx, {.glInstallDrawer = false}).unwrapThrow()),
m_worldStatic(worldStatic),
m_world(m_worldStatic) {
m_world(*m_cctx, m_worldStatic) {
}
ox::Error WorldEditorView::setupWorld() noexcept {
@ -22,7 +22,7 @@ ox::Error WorldEditorView::setupWorld() noexcept {
m_rows = m_worldStatic.rows;
m_selection.reset();
}
return m_world.setupDisplay(*m_cctx);
return m_world.setupDisplay();
}
void WorldEditorView::draw(ox::Size const&targetSz) noexcept {

View File

@ -2,60 +2,65 @@
* Copyright 2023 - 2024 Gary Talent (gary@drinkingtea.net). All rights reserved.
*/
#include <keel/keel.hpp>
#include <nostalgia/core/gfx.hpp>
#include <jasper/world/world.hpp>
namespace jasper::world {
World::World(WorldStatic const&worldStatic) noexcept:
World::World(ncore::Context &nctx, WorldStatic const&worldStatic) noexcept:
m_nctx(nctx),
m_worldStatic(worldStatic) {
}
ox::Error World::setupDisplay(ncore::Context &ctx) const noexcept {
ox::Error World::setupDisplay() noexcept {
if (m_worldStatic.palettes.empty()) {
return OxError(1, "World has no palettes");
}
m_palettes.clear();
for (auto i = 0u; auto const&pal : m_worldStatic.palettes) {
oxReturnError(ncore::loadBgPalette(ctx, i, pal.palette));
auto &palRef = m_palettes.emplace_back();
oxReturnError(readObj<ncore::CompactPalette>(keelCtx(m_nctx), pal.palette).moveTo(palRef));
oxReturnError(ncore::loadBgPalette(m_nctx, i, *palRef));
++i;
}
oxReturnError(ncore::loadBgTileSheet(ctx, 0, m_worldStatic.tilesheets));
ncore::setBgStatus(ctx, 0); // disable all backgrounds
oxReturnError(ncore::loadBgTileSheet(m_nctx, 0, m_worldStatic.tilesheets));
ncore::setBgStatus(m_nctx, 0); // disable all backgrounds
for (auto layerNo = 0u; auto const&layer : m_worldStatic.map) {
setupLayer(ctx, layerNo, layer.cbb);
setupLayer(layerNo, layer.cbb);
++layerNo;
}
return {};
}
void World::setupLayer(
ncore::Context &ctx,
uint_t lyr,
uint_t cbb) const noexcept {
ncore::clearBg(ctx, lyr);
ncore::setBgStatus(ctx, lyr, true);
ncore::setBgCbb(ctx, lyr, cbb);
auto const rows = ox::min<int>(m_worldStatic.rows, ncore::tileRows(ctx) / 2);
auto const columns = ox::min<int>(m_worldStatic.columns, ncore::tileColumns(ctx) / 2);
ncore::clearBg(m_nctx, lyr);
ncore::setBgStatus(m_nctx, lyr, true);
ncore::setBgCbb(m_nctx, lyr, cbb);
auto const rows = ox::min<int>(m_worldStatic.rows, ncore::tileRows(m_nctx) / 2);
auto const columns = ox::min<int>(m_worldStatic.columns, ncore::tileColumns(m_nctx) / 2);
for (auto y = 0; y < rows; ++y) {
for (auto x = 0; x < columns; ++x) {
auto &t = tile(m_worldStatic, lyr, x, y);
auto const tx = x * 2;
auto const ty = y * 2;
ncore::setBgTile(ctx, lyr, tx + 0, ty + 0, {
ncore::setBgTile(m_nctx, lyr, tx + 0, ty + 0, {
.tileIdx = static_cast<uint_t>(t.tileIdx + 0),
.palBank = t.palBank,
});
ncore::setBgTile(ctx, lyr, tx + 1, ty + 0, {
ncore::setBgTile(m_nctx, lyr, tx + 1, ty + 0, {
.tileIdx = static_cast<uint_t>(t.tileIdx + 1),
.palBank = t.palBank,
});
ncore::setBgTile(ctx, lyr, tx + 0, ty + 1, {
ncore::setBgTile(m_nctx, lyr, tx + 0, ty + 1, {
.tileIdx = static_cast<uint_t>(t.tileIdx + 2),
.palBank = t.palBank,
});
ncore::setBgTile(ctx, lyr, tx + 1, ty + 1, {
ncore::setBgTile(m_nctx, lyr, tx + 1, ty + 1, {
.tileIdx = static_cast<uint_t>(t.tileIdx + 3),
.palBank = t.palBank,
});
@ -63,4 +68,15 @@ void World::setupLayer(
}
}
ox::Result<int> World::update() const noexcept {
auto const time = ticksMs(turbineCtx(m_nctx));
for (size_t i = 0; auto const&pal : m_palettes) {
auto const interval = m_worldStatic.palettes[i].intervalMs;
auto const page = (time / interval) % pal->pages.size();
oxReturnError(ncore::loadBgPalette(m_nctx, i, *pal, static_cast<size_t>(page)));
++i;
}
return -1;
}
}

View File

@ -21,8 +21,18 @@ ox::Error run(turbine::Context &tctx, ox::StringView, ox::SpanView<ox::String> a
oxRequire(nctx, ncore::init(tctx));
auto const&worldPath = args[0];
oxRequire(worldStatic, readObj<world::WorldStatic>(keelCtx(tctx), worldPath));
world::World const world(*worldStatic);
oxReturnError(world.setupDisplay(*nctx));
world::World world(*nctx, *worldStatic);
oxReturnError(world.setupDisplay());
turbine::setApplicationData(tctx, &world);
setUpdateHandler(tctx, [](turbine::Context &tctx) -> int {
auto const&world = *applicationData<world::World>(tctx);
auto [sleepTime, err] = world.update();
if (err) {
oxDebugf("error: {}", toStr(err));
oxLogError(err);
}
return 0;
});
oxReturnError(turbine::run(tctx));
oxOut("Exiting...\n");
return {};