updated ebiten version from 2.7.9 to 2.9.9

vendor/github.com/hajimehoshi/ebiten/v2/internal/graphics/vertex.go

@@ -15,7 +15,7 @@
 package graphics
 
 const (
-	ShaderImageCount = 4
+	ShaderSrcImageCount = 4
 
 	// PreservedUniformVariablesCount represents the number of preserved uniform variables.
 	// Any shaders in Ebitengine must have these uniform variables.
@@ -29,17 +29,24 @@ const (
 
 	ProjectionMatrixUniformVariableIndex = 6
 
-	PreservedUniformUint32Count = 2 + // the destination texture size
-		2*ShaderImageCount + // the source texture sizes array
+	PreservedUniformDwordCount = 2 + // the destination texture size
+		2*ShaderSrcImageCount + // the source texture sizes array
 		2 + // the destination image region origin
 		2 + // the destination image region size
-		2*ShaderImageCount + // the source image region origins array
-		2*ShaderImageCount + // the source image region sizes array
+		2*ShaderSrcImageCount + // the source image region origins array
+		2*ShaderSrcImageCount + // the source image region sizes array
 		16 // the projection matrix
+
+	ProjectionMatrixUniformDwordIndex = 2 +
+		2*ShaderSrcImageCount +
+		2 +
+		2 +
+		2*ShaderSrcImageCount +
+		2*ShaderSrcImageCount
 )
 
 const (
-	VertexFloatCount = 8
+	VertexFloatCount = 12
 )
 
 var (
@@ -50,16 +57,16 @@ func QuadIndices() []uint32 {
 	return quadIndices
 }
 
-// QuadVertices sets a float32 slice for a quadrangle.
-// QuadVertices sets a slice that never overlaps with other slices returned this function,
-// and users can do optimization based on this fact.
-func QuadVertices(dst []float32, sx0, sy0, sx1, sy1 float32, a, b, c, d, tx, ty float32, cr, cg, cb, ca float32) {
+// QuadVerticesFromSrcAndMatrix sets a float32 slice for a quadrangle.
+func QuadVerticesFromSrcAndMatrix(dst []float32, sx0, sy0, sx1, sy1 float32, a, b, c, d, tx, ty float32, cr, cg, cb, ca float32) {
 	x := sx1 - sx0
 	y := sy1 - sy0
 	ax, by, cx, dy := a*x, b*y, c*x, d*y
 	u0, v0, u1, v1 := sx0, sy0, sx1, sy1
 
 	// This function is very performance-sensitive and implement in a very dumb way.
+
+	// Remove the boundary check.
 	dst = dst[:4*VertexFloatCount]
 
 	dst[0] = adjustDestinationPixel(tx)
@@ -71,32 +78,79 @@ func QuadVertices(dst []float32, sx0, sy0, sx1, sy1 float32, a, b, c, d, tx, ty
 	dst[6] = cb
 	dst[7] = ca
 
-	dst[8] = adjustDestinationPixel(ax + tx)
-	dst[9] = adjustDestinationPixel(cx + ty)
-	dst[10] = u1
-	dst[11] = v0
-	dst[12] = cr
-	dst[13] = cg
-	dst[14] = cb
-	dst[15] = ca
+	dst[VertexFloatCount] = adjustDestinationPixel(ax + tx)
+	dst[VertexFloatCount+1] = adjustDestinationPixel(cx + ty)
+	dst[VertexFloatCount+2] = u1
+	dst[VertexFloatCount+3] = v0
+	dst[VertexFloatCount+4] = cr
+	dst[VertexFloatCount+5] = cg
+	dst[VertexFloatCount+6] = cb
+	dst[VertexFloatCount+7] = ca
 
-	dst[16] = adjustDestinationPixel(by + tx)
-	dst[17] = adjustDestinationPixel(dy + ty)
-	dst[18] = u0
-	dst[19] = v1
-	dst[20] = cr
-	dst[21] = cg
-	dst[22] = cb
-	dst[23] = ca
+	dst[2*VertexFloatCount] = adjustDestinationPixel(by + tx)
+	dst[2*VertexFloatCount+1] = adjustDestinationPixel(dy + ty)
+	dst[2*VertexFloatCount+2] = u0
+	dst[2*VertexFloatCount+3] = v1
+	dst[2*VertexFloatCount+4] = cr
+	dst[2*VertexFloatCount+5] = cg
+	dst[2*VertexFloatCount+6] = cb
+	dst[2*VertexFloatCount+7] = ca
 
-	dst[24] = adjustDestinationPixel(ax + by + tx)
-	dst[25] = adjustDestinationPixel(cx + dy + ty)
-	dst[26] = u1
-	dst[27] = v1
-	dst[28] = cr
-	dst[29] = cg
-	dst[30] = cb
-	dst[31] = ca
+	dst[3*VertexFloatCount] = adjustDestinationPixel(ax + by + tx)
+	dst[3*VertexFloatCount+1] = adjustDestinationPixel(cx + dy + ty)
+	dst[3*VertexFloatCount+2] = u1
+	dst[3*VertexFloatCount+3] = v1
+	dst[3*VertexFloatCount+4] = cr
+	dst[3*VertexFloatCount+5] = cg
+	dst[3*VertexFloatCount+6] = cb
+	dst[3*VertexFloatCount+7] = ca
+}
+
+// QuadVerticesFromDstAndSrc sets a float32 slice for a quadrangle.
+func QuadVerticesFromDstAndSrc(dst []float32, dx0, dy0, dx1, dy1, sx0, sy0, sx1, sy1, cr, cg, cb, ca float32) {
+	dx0 = adjustDestinationPixel(dx0)
+	dy0 = adjustDestinationPixel(dy0)
+	dx1 = adjustDestinationPixel(dx1)
+	dy1 = adjustDestinationPixel(dy1)
+
+	// Remove the boundary check.
+	dst = dst[:4*VertexFloatCount]
+
+	dst[0] = dx0
+	dst[1] = dy0
+	dst[2] = sx0
+	dst[3] = sy0
+	dst[4] = cr
+	dst[5] = cg
+	dst[6] = cb
+	dst[7] = ca
+
+	dst[VertexFloatCount] = dx1
+	dst[VertexFloatCount+1] = dy0
+	dst[VertexFloatCount+2] = sx1
+	dst[VertexFloatCount+3] = sy0
+	dst[VertexFloatCount+4] = cr
+	dst[VertexFloatCount+5] = cg
+	dst[VertexFloatCount+6] = cb
+	dst[VertexFloatCount+7] = ca
+
+	dst[2*VertexFloatCount] = dx0
+	dst[2*VertexFloatCount+1] = dy1
+	dst[2*VertexFloatCount+2] = sx0
+	dst[2*VertexFloatCount+3] = sy1
+	dst[2*VertexFloatCount+4] = cr
+	dst[2*VertexFloatCount+5] = cg
+	dst[2*VertexFloatCount+6] = cb
+	dst[2*VertexFloatCount+7] = ca
+
+	dst[3*VertexFloatCount] = dx1
+	dst[3*VertexFloatCount+1] = dy1
+	dst[3*VertexFloatCount+2] = sx1
+	dst[3*VertexFloatCount+3] = sy1
+	dst[3*VertexFloatCount+4] = cr
+	dst[3*VertexFloatCount+5] = cg
+	dst[3*VertexFloatCount+6] = cb
+	dst[3*VertexFloatCount+7] = ca
 }
 
 func adjustDestinationPixel(x float32) float32 {