Merge math and graphics packages

image_test.go

@@ -28,7 +28,7 @@ import (
 	. "github.com/hajimehoshi/ebiten"
 	"github.com/hajimehoshi/ebiten/ebitenutil"
 	"github.com/hajimehoshi/ebiten/examples/resources/images"
-	emath "github.com/hajimehoshi/ebiten/internal/math"
+	"github.com/hajimehoshi/ebiten/internal/graphics"
 	"github.com/hajimehoshi/ebiten/internal/testflock"
 )
 
@@ -94,7 +94,7 @@ func TestImagePixels(t *testing.T) {
 
 	w, h := img0.Bounds().Size().X, img0.Bounds().Size().Y
 	// Check out of range part
-	w2, h2 := emath.NextPowerOf2Int(w), emath.NextPowerOf2Int(h)
+	w2, h2 := graphics.NextPowerOf2Int(w), graphics.NextPowerOf2Int(h)
 	for j := -100; j < h2+100; j++ {
 		for i := -100; i < w2+100; i++ {
 			got := img0.At(i, j)

internal/graphics/math.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package math
+package graphics
 
 // NextPowerOf2Int returns a nearest power of 2 to x.
 func NextPowerOf2Int(x int) int {

internal/graphics/math_test.go

@@ -12,12 +12,12 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package math_test
+package graphics_test
 
 import (
 	"testing"
 
-	. "github.com/hajimehoshi/ebiten/internal/math"
+	. "github.com/hajimehoshi/ebiten/internal/graphics"
 )
 
 func TestNextPowerOf2(t *testing.T) {

internal/graphicsdriver/opengl/driver.go

@@ -20,7 +20,6 @@ import (
 	"github.com/hajimehoshi/ebiten/internal/affine"
 	"github.com/hajimehoshi/ebiten/internal/graphics"
 	"github.com/hajimehoshi/ebiten/internal/graphicsdriver"
-	"github.com/hajimehoshi/ebiten/internal/math"
 )
 
 var theDriver Driver
@@ -56,8 +55,8 @@ func (d *Driver) NewImage(width, height int) (graphicsdriver.Image, error) {
 		width:  width,
 		height: height,
 	}
-	w := math.NextPowerOf2Int(width)
-	h := math.NextPowerOf2Int(height)
+	w := graphics.NextPowerOf2Int(width)
+	h := graphics.NextPowerOf2Int(height)
 	d.checkSize(w, h)
 	t, err := d.context.newTexture(w, h)
 	if err != nil {

internal/graphicsdriver/opengl/image.go

@@ -15,7 +15,7 @@
 package opengl
 
 import (
-	"github.com/hajimehoshi/ebiten/internal/math"
+	"github.com/hajimehoshi/ebiten/internal/graphics"
 )
 
 type Image struct {
@@ -83,7 +83,7 @@ func (i *Image) ensureFramebuffer() error {
 		return nil
 	}
 
-	w, h := math.NextPowerOf2Int(i.width), math.NextPowerOf2Int(i.height)
+	w, h := graphics.NextPowerOf2Int(i.width), graphics.NextPowerOf2Int(i.height)
 	f, err := newFramebufferFromTexture(&i.driver.context, i.textureNative, w, h)
 	if err != nil {
 		return err

internal/graphicsdriver/opengl/program.go

@@ -19,7 +19,6 @@ import (
 
 	"github.com/hajimehoshi/ebiten/internal/affine"
 	"github.com/hajimehoshi/ebiten/internal/graphics"
-	emath "github.com/hajimehoshi/ebiten/internal/math"
 	"github.com/hajimehoshi/ebiten/internal/web"
 )
 
@@ -335,8 +334,8 @@ func (d *Driver) useProgram(mode graphics.CompositeMode, colorM *affine.ColorM,
 		d.state.lastColorMatrixTranslation = esTranslate
 	}
 
-	sw := emath.NextPowerOf2Int(srcW)
-	sh := emath.NextPowerOf2Int(srcH)
+	sw := graphics.NextPowerOf2Int(srcW)
+	sh := graphics.NextPowerOf2Int(srcH)
 
 	if d.state.lastSourceWidth != sw || d.state.lastSourceHeight != sh {
 		d.context.uniformFloats(program, "source_size", []float32{float32(sw), float32(sh)})

internal/restorable/image.go

@@ -22,7 +22,6 @@ import (
 	"github.com/hajimehoshi/ebiten/internal/affine"
 	"github.com/hajimehoshi/ebiten/internal/graphics"
 	"github.com/hajimehoshi/ebiten/internal/graphicscommand"
-	"github.com/hajimehoshi/ebiten/internal/math"
 )
 
 // drawImageHistoryItem is an item for history of draw-image commands.
@@ -117,8 +116,8 @@ func (i *Image) Size() (int, int) {
 func (i *Image) SizePowerOf2() (int, int) {
 	if i.w2 == 0 || i.h2 == 0 {
 		w, h := i.image.Size()
-		i.w2 = math.NextPowerOf2Int(w)
-		i.h2 = math.NextPowerOf2Int(h)
+		i.w2 = graphics.NextPowerOf2Int(w)
+		i.h2 = graphics.NextPowerOf2Int(h)
 	}
 	return i.w2, i.h2
 }