mth/ebiten
1
0
Fork 0
mirror of https://github.com/hajimehoshi/ebiten.git synced 2024-12-24 18:58:54 +01:00
Code Issues Packages Projects Releases Wiki Activity

Remove source-region information from vertices

Browse Source 
Fixes #1210
This commit is contained in:
Hajime Hoshi 2020-07-02 23:06:58 +09:00
parent 71c9e7ac40
commit b83f0acc4d
14 changed files with 85 additions and 145 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
image.go
View File

@ -309,30 +309,21 @@ func (i *Image) DrawTriangles(vertices []Vertex, indices []uint16, img *Image, o
filter = driver.Filter(img.filter)
}
b := img.Bounds()
bx0 := float32(b.Min.X)
by0 := float32(b.Min.Y)
bx1 := float32(b.Max.X)
by1 := float32(b.Max.Y)
vs := make([]float32, len(vertices)*graphics.VertexFloatNum)
for i, v := range vertices {
vs[i*graphics.VertexFloatNum] = v.DstX
vs[i*graphics.VertexFloatNum+1] = v.DstY
vs[i*graphics.VertexFloatNum+2] = v.SrcX
vs[i*graphics.VertexFloatNum+3] = v.SrcY
vs[i*graphics.VertexFloatNum+4] = bx0
vs[i*graphics.VertexFloatNum+5] = by0
vs[i*graphics.VertexFloatNum+6] = bx1
vs[i*graphics.VertexFloatNum+7] = by1
vs[i*graphics.VertexFloatNum+8] = v.ColorR
vs[i*graphics.VertexFloatNum+9] = v.ColorG
vs[i*graphics.VertexFloatNum+10] = v.ColorB
vs[i*graphics.VertexFloatNum+11] = v.ColorA
vs[i*graphics.VertexFloatNum+4] = v.ColorR
vs[i*graphics.VertexFloatNum+5] = v.ColorG
vs[i*graphics.VertexFloatNum+6] = v.ColorB
vs[i*graphics.VertexFloatNum+7] = v.ColorA
}
is := make([]uint16, len(indices))
copy(is, indices)
b := img.Bounds()
sr := driver.Region{
X: float32(b.Min.X),
Y: float32(b.Min.Y),
@ -396,15 +387,10 @@ func (i *Image) DrawTrianglesWithShader(vertices []Vertex, indices []uint16, sha
vs[i*graphics.VertexFloatNum+1] = v.DstY
vs[i*graphics.VertexFloatNum+2] = v.SrcX
vs[i*graphics.VertexFloatNum+3] = v.SrcY
// TODO: Remove these values for the source region.
vs[i*graphics.VertexFloatNum+4] = 0
vs[i*graphics.VertexFloatNum+5] = 0
vs[i*graphics.VertexFloatNum+6] = 0
vs[i*graphics.VertexFloatNum+7] = 0
vs[i*graphics.VertexFloatNum+8] = v.ColorR
vs[i*graphics.VertexFloatNum+9] = v.ColorG
vs[i*graphics.VertexFloatNum+10] = v.ColorB
vs[i*graphics.VertexFloatNum+11] = v.ColorA
vs[i*graphics.VertexFloatNum+4] = v.ColorR
vs[i*graphics.VertexFloatNum+5] = v.ColorG
vs[i*graphics.VertexFloatNum+6] = v.ColorB
vs[i*graphics.VertexFloatNum+7] = v.ColorA
}
is := make([]uint16, len(indices))
copy(is, indices)

2
internal/graphics/vertices.go
View File

@ -16,7 +16,7 @@ package graphics
const (
IndicesNum = (1 << 16) / 3 * 3 // Adjust num for triangles.
VertexFloatNum = 12
VertexFloatNum = 8
)
var (

8
internal/graphicscommand/command.go
View File

@ -232,10 +232,6 @@ func (q *commandQueue) Flush() error {
// Convert pixels to texels.
vs[i*graphics.VertexFloatNum+2] /= s.width
vs[i*graphics.VertexFloatNum+3] /= s.height
vs[i*graphics.VertexFloatNum+4] /= s.width
vs[i*graphics.VertexFloatNum+5] /= s.height
vs[i*graphics.VertexFloatNum+6] /= s.width
vs[i*graphics.VertexFloatNum+7] /= s.height
// Avoid the center of the pixel, which is problematic (#929, #1171).
// Instead, align the vertices with about 1/3 pixels.
@ -263,10 +259,6 @@ func (q *commandQueue) Flush() error {
// Convert pixels to texels.
vs[i*graphics.VertexFloatNum+2] /= s.width
vs[i*graphics.VertexFloatNum+3] /= s.height
vs[i*graphics.VertexFloatNum+4] /= s.width
vs[i*graphics.VertexFloatNum+5] /= s.height
vs[i*graphics.VertexFloatNum+6] /= s.width
vs[i*graphics.VertexFloatNum+7] /= s.height
}
}

20
internal/graphicscommand/image.go
View File

@ -137,18 +137,14 @@ func processSrc(src *Image) {
//
// The vertex floats are:
//
// 0: Destination X in pixels
// 1: Destination Y in pixels
// 2: Source X in pixels (not texels!)
// 3: Source Y in pixels
// 4: Bounds of the source min X in pixels
// 5: Bounds of the source min Y in pixels
// 6: Bounds of the source max X in pixels
// 7: Bounds of the source max Y in pixels
// 8: Color R [0.0-1.0]
// 9: Color G
// 10: Color B
// 11: Color Y
// 0: Destination X in pixels
// 1: Destination Y in pixels
// 2: Source X in pixels (not texels!)
// 3: Source Y in pixels
// 4: Color R [0.0-1.0]
// 5: Color G
// 6: Color B
// 7: Color Y
//
// src and shader are exclusive and only either is non-nil.
//

8
internal/graphicscommand/image_test.go
View File

@ -30,10 +30,10 @@ func TestMain(m *testing.M) {
func quadVertices(w, h float32) []float32 {
return []float32{
0, 0, 0, 0, 0, 0, w, h, 1, 1, 1, 1,
w, 0, w, 0, 0, 0, w, h, 1, 1, 1, 1,
0, w, 0, h, 0, 0, w, h, 1, 1, 1, 1,
w, h, w, h, 0, 0, w, h, 1, 1, 1, 1,
0, 0, 0, 0, 1, 1, 1, 1,
w, 0, w, 0, 1, 1, 1, 1,
0, w, 0, h, 1, 1, 1, 1,
w, h, w, h, 1, 1, 1, 1,
}
}

1
internal/graphicsdriver/metal/graphics.go
View File

@ -60,7 +60,6 @@ using namespace metal;
struct VertexIn {
packed_float2 position;
packed_float2 tex;
packed_float4 tex_region;
packed_float4 color;
};

7
internal/graphicsdriver/opengl/defaultshader.go
View File

@ -111,7 +111,6 @@ const (
uniform vec2 viewport_size;
attribute vec2 vertex;
attribute vec2 tex;
attribute vec4 tex_region;
attribute vec4 color_scale;
varying vec2 varying_tex;
varying vec4 varying_color_scale;
@ -164,14 +163,14 @@ highp float floorMod(highp float x, highp float y) {
return x - y * floor(x/y);
}
highp vec2 adjustTexelByAddress(highp vec2 p, highp vec4 tex_region) {
highp vec2 adjustTexelByAddress(highp vec2 p, highp vec4 source_region) {
#if defined(ADDRESS_CLAMP_TO_ZERO)
return p;
#endif
#if defined(ADDRESS_REPEAT)
highp vec2 o = vec2(tex_region[0], tex_region[1]);
highp vec2 size = vec2(tex_region[2] - tex_region[0], tex_region[3] - tex_region[1]);
highp vec2 o = vec2(source_region[0], source_region[1]);
highp vec2 size = vec2(source_region[2] - source_region[0], source_region[3] - source_region[1]);
return vec2(floorMod((p.x - o.x), size.x) + o.x, floorMod((p.y - o.y), size.y) + o.y);
#endif

4
internal/graphicsdriver/opengl/program.go
View File

@ -97,10 +97,6 @@ var theArrayBufferLayout = arrayBufferLayout{
name: "tex",
num: 2,
},
{
name: "tex_region",
num: 4,
},
{
name: "color_scale",
num: 4,

8
internal/mipmap/mipmap.go
View File

@ -178,10 +178,10 @@ func (m *Mipmap) DrawTriangles(src *Mipmap, vertices []float32, indices []uint16
colorm = nil
const n = graphics.VertexFloatNum
for i := 0; i < len(vertices)/n; i++ {
vertices[i*n+8] *= cr
vertices[i*n+9] *= cg
vertices[i*n+10] *= cb
vertices[i*n+11] *= ca
vertices[i*n+4] *= cr
vertices[i*n+5] *= cg
vertices[i*n+6] *= cb
vertices[i*n+7] *= ca
}
}

64
internal/mipmap/vertex.go
View File

@ -68,59 +68,43 @@ func quadVertices(sx0, sy0, sx1, sy1 int, a, b, c, d, tx, ty float32, cr, cg, cb
// This function is very performance-sensitive and implement in a very dumb way.
vs := vertexSlice(4, last)
_ = vs[:48]
_ = vs[:32]
vs[0] = tx
vs[1] = ty
vs[2] = u0
vs[3] = v0
vs[4] = u0
vs[5] = v0
vs[6] = u1
vs[7] = v1
vs[8] = cr
vs[9] = cg
vs[10] = cb
vs[11] = ca
vs[4] = cr
vs[5] = cg
vs[6] = cb
vs[7] = ca
vs[12] = ax + tx
vs[13] = cx + ty
vs[14] = u1
vs[15] = v0
vs[16] = u0
vs[17] = v0
vs[18] = u1
vs[8] = ax + tx
vs[9] = cx + ty
vs[10] = u1
vs[11] = v0
vs[12] = cr
vs[13] = cg
vs[14] = cb
vs[15] = ca
vs[16] = by + tx
vs[17] = dy + ty
vs[18] = u0
vs[19] = v1
vs[20] = cr
vs[21] = cg
vs[22] = cb
vs[23] = ca
vs[24] = by + tx
vs[25] = dy + ty
vs[26] = u0
vs[24] = ax + by + tx
vs[25] = cx + dy + ty
vs[26] = u1
vs[27] = v1
vs[28] = u0
vs[29] = v0
vs[30] = u1
vs[31] = v1
vs[32] = cr
vs[33] = cg
vs[34] = cb
vs[35] = ca
vs[36] = ax + by + tx
vs[37] = cx + dy + ty
vs[38] = u1
vs[39] = v1
vs[40] = u0
vs[41] = v0
vs[42] = u1
vs[43] = v1
vs[44] = cr
vs[45] = cg
vs[46] = cb
vs[47] = ca
vs[28] = cr
vs[29] = cg
vs[30] = cb
vs[31] = ca
return vs
}

28
internal/restorable/image.go
View File

@ -207,10 +207,10 @@ func NewScreenFramebufferImage(width, height int) *Image {
// quadVertices returns vertices to render a quad. These values are passed to graphicscommand.Image.
func quadVertices(dx0, dy0, dx1, dy1, sx0, sy0, sx1, sy1, cr, cg, cb, ca float32) []float32 {
return []float32{
dx0, dy0, sx0, sy0, sx0, sy0, sx1, sy1, cr, cg, cb, ca,
dx1, dy0, sx1, sy0, sx0, sy0, sx1, sy1, cr, cg, cb, ca,
dx0, dy1, sx0, sy1, sx0, sy0, sx1, sy1, cr, cg, cb, ca,
dx1, dy1, sx1, sy1, sx0, sy0, sx1, sy1, cr, cg, cb, ca,
dx0, dy0, sx0, sy0, cr, cg, cb, ca,
dx1, dy0, sx1, sy0, cr, cg, cb, ca,
dx0, dy1, sx0, sy1, cr, cg, cb, ca,
dx1, dy1, sx1, sy1, cr, cg, cb, ca,
}
}
@ -357,18 +357,14 @@ func convertUniformVariables(uniforms []interface{}) []interface{} {
//
// The vertex floats are:
//
// 0: Destination X in pixels
// 1: Destination Y in pixels
// 2: Source X in pixels (not texels!)
// 3: Source Y in pixels
// 4: Bounds of the source min X in pixels
// 5: Bounds of the source min Y in pixels
// 6: Bounds of the source max X in pixels
// 7: Bounds of the source max Y in pixels
// 8: Color R [0.0-1.0]
// 9: Color G
// 10: Color B
// 11: Color Y
// 0: Destination X in pixels
// 1: Destination Y in pixels
// 2: Source X in pixels (not texels!)
// 3: Source Y in pixels
// 4: Color R [0.0-1.0]
// 5: Color G
// 6: Color B
// 7: Color Y
func (i *Image) DrawTriangles(img *Image, vertices []float32, indices []uint16, colorm *affine.ColorM, mode driver.CompositeMode, filter driver.Filter, address driver.Address, sourceRegion driver.Region, shader *Shader, uniforms []interface{}) {
if i.priority {
panic("restorable: DrawTriangles cannot be called on a priority image")

8
internal/restorable/images_test.go
View File

@ -107,10 +107,10 @@ func quadVertices(sw, sh, x, y int) []float32 {
sx1 := float32(sw)
sy1 := float32(sh)
return []float32{
dx0, dy0, sx0, sy0, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx1, dy0, sx1, sy0, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx0, dy1, sx0, sy1, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx1, dy1, sx1, sy1, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx0, dy0, sx0, sy0, 1, 1, 1, 1,
dx1, dy0, sx1, sy0, 1, 1, 1, 1,
dx0, dy1, sx0, sy1, 1, 1, 1, 1,
dx1, dy1, sx1, sy1, 1, 1, 1, 1,
}
}

32
internal/shareable/image.go
View File

@ -214,10 +214,10 @@ func (i *Image) ensureNotShared() {
sy1 := float32(oy + h)
newImg := restorable.NewImage(w, h, i.volatile)
vs := []float32{
dx0, dy0, sx0, sy0, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx1, dy0, sx1, sy0, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx0, dy1, sx0, sy1, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx1, dy1, sx1, sy1, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx0, dy0, sx0, sy0, 1, 1, 1, 1,
dx1, dy0, sx1, sy0, 1, 1, 1, 1,
dx0, dy1, sx0, sy1, 1, 1, 1, 1,
dx1, dy1, sx1, sy1, 1, 1, 1, 1,
}
is := graphics.QuadIndices()
newImg.DrawTriangles(i.backend.restorable, vs, is, nil, driver.CompositeModeCopy, driver.FilterNearest, driver.AddressUnsafe, driver.Region{}, nil, nil)
@ -297,18 +297,14 @@ func makeSharedIfNeeded(src *Image) {
//
// The vertex floats are:
//
// 0: Destination X in pixels
// 1: Destination Y in pixels
// 2: Source X in pixels (the upper-left is (0, 0))
// 3: Source Y in pixels
// 4: Bounds of the source min X in pixels
// 5: Bounds of the source min Y in pixels
// 6: Bounds of the source max X in pixels
// 7: Bounds of the source max Y in pixels
// 8: Color R [0.0-1.0]
// 9: Color G
// 10: Color B
// 11: Color Y
// 0: Destination X in pixels
// 1: Destination Y in pixels
// 2: Source X in pixels (the upper-left is (0, 0))
// 3: Source Y in pixels
// 4: Color R [0.0-1.0]
// 5: Color G
// 6: Color B
// 7: Color Y
func (i *Image) DrawTriangles(img *Image, vertices []float32, indices []uint16, colorm *affine.ColorM, mode driver.CompositeMode, filter driver.Filter, address driver.Address, sourceRegion driver.Region, shader *Shader, uniforms []interface{}) {
backendsM.Lock()
// Do not use defer for performance.
@ -350,10 +346,6 @@ func (i *Image) DrawTriangles(img *Image, vertices []float32, indices []uint16,
vertices[i*graphics.VertexFloatNum+1] += dy
vertices[i*graphics.VertexFloatNum+2] += oxf
vertices[i*graphics.VertexFloatNum+3] += oyf
vertices[i*graphics.VertexFloatNum+4] += oxf
vertices[i*graphics.VertexFloatNum+5] += oyf
vertices[i*graphics.VertexFloatNum+6] += oxf
vertices[i*graphics.VertexFloatNum+7] += oyf
}
if address != driver.AddressUnsafe {
sourceRegion.X += oxf

8
internal/shareable/image_test.go
View File

@ -46,10 +46,10 @@ func quadVertices(sw, sh, x, y int, scalex float32) []float32 {
sx1 := float32(sw)
sy1 := float32(sh)
return []float32{
dx0, dy0, sx0, sy0, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx1, dy0, sx1, sy0, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx0, dy1, sx0, sy1, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx1, dy1, sx1, sy1, sx0, sy0, sx1, sy1, 1, 1, 1, 1,
dx0, dy0, sx0, sy0, 1, 1, 1, 1,
dx1, dy0, sx1, sy0, 1, 1, 1, 1,
dx0, dy1, sx0, sy1, 1, 1, 1, 1,
dx1, dy1, sx1, sy1, 1, 1, 1, 1,
}
}