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some more stuff

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This commit is contained in:
Ryan Oldenburg 2020-12-03 13:52:30 -06:00
parent 6dcf108c01
commit 07d2c15fc2
1 changed files with 65 additions and 82 deletions
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133
src/pixie/images.nim
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@ -70,20 +70,18 @@ proc `[]=`*(image: Image, x, y: int, rgba: ColorRGBA) {.inline.} =
proc fill*(image: Image, rgba: ColorRgba) = proc fill*(image: Image, rgba: ColorRgba) =
## Fills the image with a solid color. ## Fills the image with a solid color.
for y in 0 ..< image.height: for i in 0 ..< image.data.len:
for x in 0 ..< image.width: image.data[i] = rgba
image.setRgbaUnsafe(x, y, rgba)
proc invert*(image: Image) = proc invert*(image: Image) =
## Inverts all of the colors and alpha. ## Inverts all of the colors and alpha.
for y in 0 ..< image.height: for i in 0 ..< image.data.len:
for x in 0 ..< image.width: var rgba = image.data[i]
var rgba = image.getRgbaUnsafe(x, y)
rgba.r = 255 - rgba.r rgba.r = 255 - rgba.r
rgba.g = 255 - rgba.g rgba.g = 255 - rgba.g
rgba.b = 255 - rgba.b rgba.b = 255 - rgba.b
rgba.a = 255 - rgba.a rgba.a = 255 - rgba.a
image.setRgbaUnsafe(x, y, rgba) image.data[i] = rgba
proc subImage*(image: Image, x, y, w, h: int): Image = proc subImage*(image: Image, x, y, w, h: int): Image =
## Gets a sub image of the main image. ## Gets a sub image of the main image.
@ -355,23 +353,21 @@ proc applyOpacity*(image: Image, opacity: float32): Image =
## Multiplies alpha of the image by opacity. ## Multiplies alpha of the image by opacity.
result = newImage(image.width, image.height) result = newImage(image.width, image.height)
let op = (255 * opacity).uint32 let op = (255 * opacity).uint32
for y in 0 ..< image.height: for i in 0 ..< image.data.len:
for x in 0 ..< image.width: var rgba = image.data[i]
var rgba = image.getRgbaUnsafe(x, y)
rgba.a = ((rgba.a.uint32 * op) div 255).clamp(0, 255).uint8 rgba.a = ((rgba.a.uint32 * op) div 255).clamp(0, 255).uint8
result.setRgbaUnsafe(x, y, rgba) image.data[i] = rgba
proc sharpOpacity*(image: Image): Image = proc sharpOpacity*(image: Image): Image =
## Sharpens the opacity to extreme. ## Sharpens the opacity to extreme.
## A = 0 stays 0. Anything else turns into 255. ## A = 0 stays 0. Anything else turns into 255.
result = newImage(image.width, image.height) result = newImage(image.width, image.height)
for y in 0 ..< image.height: for i in 0 ..< image.data.len:
for x in 0 ..< image.width: var rgba = image.data[i]
var rgba = image.getRgbaUnsafe(x, y)
if rgba.a == 0: if rgba.a == 0:
result.setRgbaUnsafe(x, y, rgba(0, 0, 0, 0)) image.data[i] = rgba(0, 0, 0, 0)
else: else:
result.setRgbaUnsafe(x, y, rgba(255, 255, 255, 255)) image.data[i] = rgba(255, 255, 255, 255)
proc drawCorrect*(a: Image, b: Image, mat: Mat3, blendMode: BlendMode): Image = proc drawCorrect*(a: Image, b: Image, mat: Mat3, blendMode: BlendMode): Image =
## Draws one image onto another using matrix with color blending. ## Draws one image onto another using matrix with color blending.
@ -410,7 +406,6 @@ proc drawUberStatic(
start, stepX, stepY: Vec2, start, stepX, stepY: Vec2,
lines: array[0..3, Segment], lines: array[0..3, Segment],
blendMode: static[BlendMode], blendMode: static[BlendMode],
inPlace: static[bool],
smooth: static[bool], smooth: static[bool],
) = ) =
for y in 0 ..< a.height: for y in 0 ..< a.height:
@ -440,12 +435,6 @@ proc drawUberStatic(
when blendMode == bmIntersectMask: when blendMode == bmIntersectMask:
if xMin > 0: if xMin > 0:
zeroMem(c.getAddr(0, y), 4*xMin) zeroMem(c.getAddr(0, y), 4*xMin)
else:
when not inPlace:
# for x in 0 ..< xMin:
# result.setRgbaUnsafe(x, y, a.getRgbaUnsafe(x, y))
if xMin > 0:
copyMem(c.getAddr(0, y), a.getAddr(0, y), 4*xMin)
for x in xMin ..< xMax: for x in xMin ..< xMax:
let srcPos = start + stepX * float32(x) + stepY * float32(y) let srcPos = start + stepX * float32(x) + stepY * float32(y)
@ -464,12 +453,6 @@ proc drawUberStatic(
when blendMode == bmIntersectMask: when blendMode == bmIntersectMask:
if a.width - xMax > 0: if a.width - xMax > 0:
zeroMem(c.getAddr(xMax, y), 4*(a.width - xMax)) zeroMem(c.getAddr(xMax, y), 4*(a.width - xMax))
else:
when not inPlace:
# for x in xMax ..< a.width:
# result.setRgbaUnsafe(x, y, a.getRgbaUnsafe(x, y))
if a.width - xMax > 0:
copyMem(c.getAddr(xMax, y), a.getAddr(xMax, y), 4*(a.width - xMax))
proc draw*(a, b: Image, mat: Mat3, blendMode: BlendMode) = proc draw*(a, b: Image, mat: Mat3, blendMode: BlendMode) =
## Draws one image onto another using matrix with color blending. ## Draws one image onto another using matrix with color blending.
@ -511,54 +494,54 @@ proc draw*(a, b: Image, mat: Mat3, blendMode: BlendMode) =
if not smooth: if not smooth:
case blendMode case blendMode
of bmNormal: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmNormal, true, false) of bmNormal: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmNormal, false)
of bmDarken: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDarken, true, false) of bmDarken: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDarken, false)
of bmMultiply: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMultiply, true, false) of bmMultiply: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMultiply, false)
of bmLinearBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearBurn, true, false) of bmLinearBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearBurn, false)
of bmColorBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorBurn, true, false) of bmColorBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorBurn, false)
of bmLighten: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLighten, true, false) of bmLighten: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLighten, false)
of bmScreen: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmScreen, true, false) of bmScreen: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmScreen, false)
of bmLinearDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearDodge, true, false) of bmLinearDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearDodge, false)
of bmColorDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorDodge, true, false) of bmColorDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorDodge, false)
of bmOverlay: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverlay, true, false) of bmOverlay: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverlay, false)
of bmSoftLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSoftLight, true, false) of bmSoftLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSoftLight, false)
of bmHardLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHardLight, true, false) of bmHardLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHardLight, false)
of bmDifference: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDifference, true, false) of bmDifference: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDifference, false)
of bmExclusion: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExclusion, true, false) of bmExclusion: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExclusion, false)
of bmHue: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHue, true, false) of bmHue: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHue, false)
of bmSaturation: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSaturation, true, false) of bmSaturation: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSaturation, false)
of bmColor: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColor, true, false) of bmColor: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColor, false)
of bmLuminosity: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLuminosity, true, false) of bmLuminosity: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLuminosity, false)
of bmMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMask, true, false) of bmMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMask, false)
of bmOverwrite: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverwrite, true, false) of bmOverwrite: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverwrite, false)
of bmSubtractMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSubtractMask, true, false) of bmSubtractMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSubtractMask, false)
of bmIntersectMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmIntersectMask, true, false) of bmIntersectMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmIntersectMask, false)
of bmExcludeMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExcludeMask, true, false) of bmExcludeMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExcludeMask, false)
else: else:
case blendMode case blendMode
of bmNormal: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmNormal, true, true) of bmNormal: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmNormal, true)
of bmDarken: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDarken, true, true) of bmDarken: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDarken, true)
of bmMultiply: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMultiply, true, true) of bmMultiply: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMultiply, true)
of bmLinearBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearBurn, true, true) of bmLinearBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearBurn, true)
of bmColorBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorBurn, true, true) of bmColorBurn: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorBurn, true)
of bmLighten: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLighten, true, true) of bmLighten: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLighten, true)
of bmScreen: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmScreen, true, true) of bmScreen: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmScreen, true)
of bmLinearDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearDodge, true, true) of bmLinearDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLinearDodge, true)
of bmColorDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorDodge, true, true) of bmColorDodge: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColorDodge, true)
of bmOverlay: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverlay, true, true) of bmOverlay: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverlay, true)
of bmSoftLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSoftLight, true, true) of bmSoftLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSoftLight, true)
of bmHardLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHardLight, true, true) of bmHardLight: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHardLight, true)
of bmDifference: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDifference, true, true) of bmDifference: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmDifference, true)
of bmExclusion: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExclusion, true, true) of bmExclusion: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExclusion, true)
of bmHue: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHue, true, true) of bmHue: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmHue, true)
of bmSaturation: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSaturation, true, true) of bmSaturation: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSaturation, true)
of bmColor: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColor, true, true) of bmColor: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmColor, true)
of bmLuminosity: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLuminosity, true, true) of bmLuminosity: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmLuminosity, true)
of bmMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMask, true, true) of bmMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmMask, true)
of bmOverwrite: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverwrite, true, true) of bmOverwrite: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmOverwrite, true)
of bmSubtractMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSubtractMask, true, true) of bmSubtractMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmSubtractMask, true)
of bmIntersectMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmIntersectMask, true, true) of bmIntersectMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmIntersectMask, true)
of bmExcludeMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExcludeMask, true, true) of bmExcludeMask: drawUberStatic(a, b, c, start, stepX, stepY, lines, bmExcludeMask, true)
proc draw*( proc draw*(
a, b: Image, pos = vec2(0, 0), blendMode = bmNormal a, b: Image, pos = vec2(0, 0), blendMode = bmNormal