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spritebatch viewport changes

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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
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2
Sources/Voxelotl/Renderer/Renderer.swift
View File

@ -439,7 +439,7 @@ public class Renderer {
}
func createSpriteBatch() -> SpriteBatch {
return SpriteBatch(self)
return SpriteBatch(self, Rect(origin: .zero, size: Size<Float>(self.backBufferSize)))
}
internal func setupBatch(environment: Environment, camera: Camera) {

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
}

12
Sources/Voxelotl/SpriteTestGame.swift
View File

@ -10,8 +10,6 @@ internal class SpriteTestGame: GameDelegate {
func create(_ renderer: Renderer) {
self.spriteBatch = renderer.createSpriteBatch()
// Uncomment to squeesh
//self.spriteBatch.viewport = .init(renderer.frame)
renderer.clearColor = .init(hue: 301.2, saturation: 0.357, value: 0.488).linear // .magenta.mix(.white, 0.4).mix(.black, 0.8)
self.texture = renderer.loadTexture(resourcePath: "test.png")
self.wireShark = renderer.loadTexture(resourcePath: "wireshark.png")
@ -59,7 +57,7 @@ internal class SpriteTestGame: GameDelegate {
self.spriteBatch.draw(self.texture,
source: .init(
origin: .init(scalar: fmod(Float(time.total), 32)),
size: (spriteBatch.viewport?.size ?? Size<Float>(renderer.frame.size)) * 0.01),
size: spriteBatch.viewport.size * 0.01),
destination: nil,
color: .init(renderer.clearColor).setAlpha(0.7))
@ -92,9 +90,9 @@ internal class SpriteTestGame: GameDelegate {
// Draw mouse cursor
var mpos = Mouse.position
if self.spriteBatch.viewport != nil {
if self.spriteBatch.viewport.size != Size<Float>(renderer.frame.size) {
mpos /= SIMD2(Size<Float>(renderer.frame.size))
mpos *= SIMD2(self.spriteBatch.viewport!.size)
mpos *= SIMD2(self.spriteBatch.viewport.size)
}
let inter = 0.5 + sin(Float(time.total) * 10) * 0.5
let color = Color<Float>.green.mix(.white, 0.3)
@ -112,6 +110,10 @@ internal class SpriteTestGame: GameDelegate {
self.spriteBatch.end()
}
func resize(_ size: Size<Int>) {
self.spriteBatch.viewport.size = Size<Float>(size)
}
}
fileprivate struct TestLevel {