strips/voxelotl-engine
2
0
Fork 0
mirror of https://github.com/GayPizzaSpecifications/voxelotl-engine.git synced 2025-08-03 13:11:33 +00:00
Code Issues Packages Projects Releases Wiki Activity

spritebatch viewport changes

Browse Source
This commit is contained in:
a dinosaur
2024-09-21 19:35:01 +10:00
parent 9640a4042f
commit b5b3e4cb16
3 changed files with 17 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
Sources/Voxelotl/Renderer/SpriteBatch.swift
View File

@ -13,11 +13,12 @@ public struct SpriteBatch {
private var _mesh: RendererDynamicMesh<VertexType, IndexType>
private var _instances = [SpriteInstance]()
public var viewport: Rect<Float>? = nil
public var viewport: Rect<Float>
internal init(_ renderer: Renderer) {
internal init(_ renderer: Renderer, _ viewport: Rect<Float>) {
self._renderer = renderer
self._mesh = renderer.createDynamicMesh(vertexCapacity: 4096, indexCapacity: 4096)!
self.viewport = viewport
}
//MARK: - Public API
@ -89,14 +90,14 @@ public struct SpriteBatch {
public mutating func draw(_ texture: RendererTexture2D, destination: Rect<Float>?) {
assert(self._active != .inactive, "call to SpriteBatch.draw without calling begin")
self.drawQuad(texture, .positions(destination ?? self.viewport ?? Rect<Float>(self._renderer.frame)))
self.drawQuad(texture, .positions(destination ?? self.viewport))
}
public mutating func draw(_ texture: RendererTexture2D, destination: Rect<Float>?,
angle: Float = 0.0, center: Point<Float>? = .zero, flip: Sprite.Flip = .none, color: Color<Float> = .white
) {
assert(self._active != .inactive, "call to SpriteBatch.draw without calling begin")
let dst = destination ?? self.viewport ?? Rect<Float>(self._renderer.frame)
let dst = destination ?? self.viewport
if dst.size.w.isZero || dst.size.h.isZero { return }
let texCoord = Quad.texcoords(flip)
let color = color.linear
@ -182,17 +183,14 @@ public struct SpriteBatch {
public mutating func draw(_ texture: RendererTexture2D, source: Rect<Float>, destination: Rect<Float>?) {
assert(self._active != .inactive, "call to SpriteBatch.draw without calling begin")
self.drawQuad(texture,
.positions(destination ?? self.viewport ?? Rect<Float>(self._renderer.frame)),
.texcoords(texture.size, source))
self.drawQuad(texture, .positions(destination ?? self.viewport), .texcoords(texture.size, source))
}
public mutating func draw(_ texture: RendererTexture2D, source: Rect<Float>, destination: Rect<Float>?,
color: Color<Float> = .white
) {
assert(self._active != .inactive, "call to SpriteBatch.draw without calling begin")
self.drawQuad(texture,
.positions(destination ?? self.viewport ?? Rect<Float>(self._renderer.frame)),
self.drawQuad(texture, .positions(destination ?? self.viewport),
.texcoords(texture.size, source), color: color.linear)
}
@ -200,7 +198,7 @@ public struct SpriteBatch {
angle: Float = 0.0, center: Point<Float>? = .zero, flip: Sprite.Flip = .none, color: Color<Float> = .white
) {
assert(self._active != .inactive, "call to SpriteBatch.draw without calling begin")
let dst = destination ?? self.viewport ?? Rect<Float>(self._renderer.frame)
let dst = destination ?? self.viewport
if dst.size.w.isZero || dst.size.h.isZero { return }
let texCoord = Quad.texcoords(texture.size, source, flip)
let color = color.linear
@ -255,7 +253,7 @@ public struct SpriteBatch {
assert(self._instances.count > 0)
if self._active == .begin {
self._renderer.setupBatch(blendMode: self._blendMode, frame: self.viewport ?? .init(self._renderer.frame))
self._renderer.setupBatch(blendMode: self._blendMode, frame: self.viewport)
self._active = .active
}