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all: remove unused conditions

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Now Kage shaders are always used.

The situtation is different from when we fixed for #1355, so we removed
the fast path for #1335. We have to re-check the current performance.

Updates #1355
This commit is contained in:
Hajime Hoshi 2022-10-02 23:49:07 +09:00
parent 534d82c17d
commit 72983d966b
5 changed files with 35 additions and 72 deletions
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33
internal/atlas/image.go
View File

@ -455,31 +455,24 @@ func (i *Image) drawTriangles(srcs [graphics.ShaderImageCount]*Image, vertices [
}
var offsets [graphics.ShaderImageCount - 1][2]float32
var s *restorable.Shader
var imgs [graphics.ShaderImageCount]*restorable.Image
if shader == nil {
// Fast path for rendering without a shader (#1355).
imgs[0] = srcs[0].backend.restorable
} else {
for i, subimageOffset := range subimageOffsets {
src := srcs[i+1]
if src == nil {
continue
}
ox, oy, _, _ := src.regionWithPadding()
offsets[i][0] = float32(ox+src.paddingSize()) - oxf + subimageOffset[0]
offsets[i][1] = float32(oy+src.paddingSize()) - oyf + subimageOffset[1]
for i, subimageOffset := range subimageOffsets {
src := srcs[i+1]
if src == nil {
continue
}
s = shader.shader
for i, src := range srcs {
if src == nil {
continue
}
imgs[i] = src.backend.restorable
ox, oy, _, _ := src.regionWithPadding()
offsets[i][0] = float32(ox+src.paddingSize()) - oxf + subimageOffset[0]
offsets[i][1] = float32(oy+src.paddingSize()) - oyf + subimageOffset[1]
}
for i, src := range srcs {
if src == nil {
continue
}
imgs[i] = src.backend.restorable
}
i.backend.restorable.DrawTriangles(imgs, offsets, vertices, indices, mode, dstRegion, srcRegion, s, uniforms, evenOdd)
i.backend.restorable.DrawTriangles(imgs, offsets, vertices, indices, mode, dstRegion, srcRegion, shader.shader, uniforms, evenOdd)
for _, src := range srcs {
if src == nil {

18
internal/buffered/image.go
View File

@ -156,24 +156,16 @@ func (i *Image) DrawTriangles(srcs [graphics.ShaderImageCount]*Image, vertices [
}
}
var s *atlas.Shader
var imgs [graphics.ShaderImageCount]*atlas.Image
if shader == nil {
// Fast path for rendering without a shader (#1355).
img := srcs[0]
imgs[0] = img.img
} else {
for i, img := range srcs {
if img == nil {
continue
}
imgs[i] = img.img
for i, img := range srcs {
if img == nil {
continue
}
s = shader.shader
imgs[i] = img.img
}
i.invalidatePixels()
i.img.DrawTriangles(imgs, vertices, indices, mode, dstRegion, srcRegion, subimageOffsets, s, uniforms, evenOdd)
i.img.DrawTriangles(imgs, vertices, indices, mode, dstRegion, srcRegion, subimageOffsets, shader.shader, uniforms, evenOdd)
}
type Shader struct {

18
internal/graphicscommand/command.go
View File

@ -328,22 +328,16 @@ func (c *drawTrianglesCommand) Exec(graphicsDriver graphicsdriver.Graphics, inde
return nil
}
var shaderID graphicsdriver.ShaderID = graphicsdriver.InvalidShaderID
var imgs [graphics.ShaderImageCount]graphicsdriver.ImageID
if c.shader != nil {
shaderID = c.shader.shader.ID()
for i, src := range c.srcs {
if src == nil {
imgs[i] = graphicsdriver.InvalidImageID
continue
}
imgs[i] = src.image.ID()
for i, src := range c.srcs {
if src == nil {
imgs[i] = graphicsdriver.InvalidImageID
continue
}
} else {
imgs[0] = c.srcs[0].image.ID()
imgs[i] = src.image.ID()
}
return graphicsDriver.DrawTriangles(c.dst.image.ID(), imgs, c.offsets, shaderID, c.nindices, indexOffset, c.mode, c.dstRegion, c.srcRegion, c.uniforms, c.evenOdd)
return graphicsDriver.DrawTriangles(c.dst.image.ID(), imgs, c.offsets, c.shader.shader.ID(), c.nindices, indexOffset, c.mode, c.dstRegion, c.srcRegion, c.uniforms, c.evenOdd)
}
func (c *drawTrianglesCommand) numVertices() int {

21
internal/graphicscommand/image.go
View File

@ -128,23 +128,14 @@ func (i *Image) InternalSize() (int, int) {
// If the source image is not specified, i.e., src is nil and there is no image in the uniform variables, the
// elements for the source image are not used.
func (i *Image) DrawTriangles(srcs [graphics.ShaderImageCount]*Image, offsets [graphics.ShaderImageCount - 1][2]float32, vertices []float32, indices []uint16, mode graphicsdriver.CompositeMode, dstRegion, srcRegion graphicsdriver.Region, shader *Shader, uniforms [][]float32, evenOdd bool) {
if shader == nil {
// Fast path for rendering without a shader (#1355).
img := srcs[0]
if img.screen {
for _, src := range srcs {
if src == nil {
continue
}
if src.screen {
panic("graphicscommand: the screen image cannot be the rendering source")
}
img.resolveBufferedWritePixels()
} else {
for _, src := range srcs {
if src == nil {
continue
}
if src.screen {
panic("graphicscommand: the screen image cannot be the rendering source")
}
src.resolveBufferedWritePixels()
}
src.resolveBufferedWritePixels()
}
i.resolveBufferedWritePixels()

17
internal/restorable/image.go
View File

@ -387,21 +387,14 @@ func (i *Image) DrawTriangles(srcs [graphics.ShaderImageCount]*Image, offsets [g
i.appendDrawTrianglesHistory(srcs, offsets, vertices, indices, mode, dstRegion, srcRegion, shader, uniforms, evenOdd)
}
var s *graphicscommand.Shader
var imgs [graphics.ShaderImageCount]*graphicscommand.Image
if shader == nil {
// Fast path for rendering without a shader (#1355).
imgs[0] = srcs[0].image
} else {
for i, src := range srcs {
if src == nil {
continue
}
imgs[i] = src.image
for i, src := range srcs {
if src == nil {
continue
}
s = shader.shader
imgs[i] = src.image
}
i.image.DrawTriangles(imgs, offsets, vertices, indices, mode, dstRegion, srcRegion, s, uniforms, evenOdd)
i.image.DrawTriangles(imgs, offsets, vertices, indices, mode, dstRegion, srcRegion, shader.shader, uniforms, evenOdd)
}
// appendDrawTrianglesHistory appends a draw-image history item to the image.