various render changes, implement sine & cosine for stn.math

Cargo.lock

@@ -61,9 +61,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.89"
+version = "1.0.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86fdf8605db99b54d3cd748a44c6d04df638eb5dafb219b135d0149bd0db01f6"
+checksum = "37bf3594c4c988a53154954629820791dde498571819ae4ca50ca811e060cc95"
 
 [[package]]
 name = "autocfg"
@@ -145,9 +145,9 @@ checksum = "428d9aa8fbc0670b7b8d6030a7fadd0f86151cae55e4dbbece15f3780a3dfaf3"
 
 [[package]]
 name = "cc"
-version = "1.1.30"
+version = "1.1.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b16803a61b81d9eabb7eae2588776c4c1e584b738ede45fdbb4c972cec1e9945"
+checksum = "c2e7962b54006dcfcc61cb72735f4d89bb97061dd6a7ed882ec6b8ee53714c6f"
 dependencies = [
  "shlex",
 ]
@@ -350,12 +350,12 @@ checksum = "1e087f84d4f86bf4b218b927129862374b72199ae7d8657835f1e89000eea4fb"
 [[package]]
 name = "hbbytecode"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#ea736d88244ce1d85999d7ce6387a63c655b7000"
+source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#6ad0b41759dacd5767b5c9cfbc1b3b11c025396a"
 
 [[package]]
 name = "hblang"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#ea736d88244ce1d85999d7ce6387a63c655b7000"
+source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#6ad0b41759dacd5767b5c9cfbc1b3b11c025396a"
 dependencies = [
  "hashbrown 0.15.0",
  "hbbytecode",
@@ -367,7 +367,7 @@ dependencies = [
 [[package]]
 name = "hbvm"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#ea736d88244ce1d85999d7ce6387a63c655b7000"
+source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#6ad0b41759dacd5767b5c9cfbc1b3b11c025396a"
 dependencies = [
  "hbbytecode",
 ]
@@ -420,9 +420,9 @@ checksum = "7d71d3574edd2771538b901e6549113b4006ece66150fb69c0fb6d9a2adae946"
 
 [[package]]
 name = "hyper"
-version = "1.4.1"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50dfd22e0e76d0f662d429a5f80fcaf3855009297eab6a0a9f8543834744ba05"
+checksum = "bbbff0a806a4728c99295b254c8838933b5b082d75e3cb70c8dab21fdfbcfa9a"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -567,9 +567,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "libc"
-version = "0.2.159"
+version = "0.2.161"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "561d97a539a36e26a9a5fad1ea11a3039a67714694aaa379433e580854bc3dc5"
+checksum = "8e9489c2807c139ffd9c1794f4af0ebe86a828db53ecdc7fea2111d0fed085d1"
 
 [[package]]
 name = "limine"
@@ -718,9 +718,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.87"
+version = "1.0.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e4daa0dcf6feba26f985457cdf104d4b4256fc5a09547140f3631bb076b19a"
+checksum = "7c3a7fc5db1e57d5a779a352c8cdb57b29aa4c40cc69c3a68a7fedc815fbf2f9"
 dependencies = [
  "unicode-ident",
 ]
@@ -945,9 +945,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.14"
+version = "0.23.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "415d9944693cb90382053259f89fbb077ea730ad7273047ec63b19bc9b160ba8"
+checksum = "5fbb44d7acc4e873d613422379f69f237a1b141928c02f6bc6ccfddddc2d7993"
 dependencies = [
  "once_cell",
  "ring",
@@ -968,9 +968,9 @@ dependencies = [
 
 [[package]]
 name = "rustls-pki-types"
-version = "1.9.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e696e35370c65c9c541198af4543ccd580cf17fc25d8e05c5a242b202488c55"
+checksum = "16f1201b3c9a7ee8039bcadc17b7e605e2945b27eee7631788c1bd2b0643674b"
 
 [[package]]
 name = "rustls-webpki"
@@ -1035,9 +1035,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.128"
+version = "1.0.131"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
+checksum = "67d42a0bd4ac281beff598909bb56a86acaf979b84483e1c79c10dcaf98f8cf3"
 dependencies = [
  "itoa",
  "memchr",

kernel/src/holeybytes/kernel_services/mem_serve.rs

@@ -31,15 +31,6 @@ unsafe fn memcpy(mut dest: *mut u8, mut src: *const u8, mut count: usize) {
         return;
     }
 
-    // let dest_misalignment = dest as usize & 7;
-    // if dest_misalignment != 0 {
-    //     let align_bytes = 8 - dest_misalignment;
-    //     src.copy_to_nonoverlapping(dest, align_bytes);
-    //     dest = dest.add(align_bytes);
-    //     src = src.add(align_bytes);
-    //     count -= align_bytes;
-    // }
-
     while count >= 8 {
         if (src as usize) & 7 == 0 && (dest as usize) & 7 == 0 {
             *(dest as *mut u64) = *(src as *const u64);

sysdata/libraries/render/TODO.md

@@ -0,0 +1,33 @@
+# Images
+- General over image format
+- Support formats:
+    - PNG
+- Animation
+
+# API
+- Font Loader
+    - VGA fonts
+- Colour operations:
+    - Alpha Composite
+    - Invert
+- Surface Operations:
+    - FlipV
+    - FlipH
+    - Resize
+    - Wrap the colour operations
+    - Tile
+    - Gradient overlay
+- Draw operations:
+    - Curve raster algorithm
+    - VGA font fast blit
+    - VGA font render
+    - Polygon
+
+# Backend
+- SVGA Driver
+- Support whatever vulkan stuff able is cooking
+
+# Bits and bobs on the table
+- Funny 3D Renderer
+- stn.memory.swap & kernel message
+- Make memory.{copy, set} smart

sysdata/libraries/render/src/image.hb

@@ -1,5 +1,5 @@
-.{Color, Surface} := @use("./lib.hb");
+.{Color, Surface, new_surface} := @use("./lib.hb");
-.{log} := @use("../../stn/src/lib.hb")
+.{log, memory} := @use("../../stn/src/lib.hb")
 
 BitmapFileHeader := packed struct {
 	img_type: u16,
@@ -64,3 +64,40 @@ surface_from_bmp := fn(bmp: ^u8): Surface {
 
 	return .(@bitcast(bmp), @intcast(info_header.width), @intcast(info_header.height))
 }
+
+new_surface_from_bmp := fn(bmp: ^u8): Surface {
+	file_header := @as(^BitmapFileHeader, @bitcast(bmp))
+	if file_header.img_type != 0x4D42 {
+		log.error("failed to load bmp image: not a bmp image, idiot\0")
+		return @as(Surface, idk)
+	}
+	info_header := @as(^BitmapInfoHeader, @bitcast(bmp + @sizeof(BitmapFileHeader)))
+	bmp += file_header.offset
+
+	width := @as(int, @intcast(info_header.width))
+	height := @as(int, @intcast(info_header.height))
+
+	surface := new_surface(width, height)
+	top_start_idx := surface.buf
+	bottom_start_idx := surface.buf + width * (height - 1)
+	rows_to_copy := height
+	top_cursor := @as(^Color, @bitcast(bmp))
+	bottom_cursor := top_cursor + width * (height - 1)
+
+	loop if rows_to_copy <= 1 break else {
+		@inline(memory.copy, Color, top_cursor, bottom_start_idx, @bitcast(width))
+		@inline(memory.copy, Color, bottom_cursor, top_start_idx, @bitcast(width))
+
+		top_start_idx += surface.width
+		bottom_start_idx -= surface.width
+		top_cursor += width
+		bottom_cursor -= width
+		rows_to_copy -= 2
+	}
+
+	if rows_to_copy == 1 {
+		@inline(memory.copy, Color, top_cursor, top_start_idx, @bitcast(width))
+	}
+
+	return surface
+}

sysdata/libraries/render/src/lib.hb

@@ -11,6 +11,8 @@ new_surface := mode.new_surface
 surface_from_ptr := mode.surface_from_ptr
 clone_surface := mode.clone_surface
 free_surface := mode.free_surface
+index := mode.index
+indexptr := mode.indexptr
 
 // Colours
 Color := packed struct {b: u8, g: u8, r: u8, a: u8}

sysdata/libraries/render/src/software.hb

@@ -31,7 +31,7 @@ clone_surface := fn(surface: ^Surface): Surface {
 }
 
 free_surface := fn(surface: ^Surface): void {
-	// todo
+	// todo: depends on stn.memory.free
 	return
 }
 
@@ -56,18 +56,22 @@ sync := fn(surface: Surface): void {
 	return @inline(memory.copy, Color, surface.buf, framebuffer, @bitcast(surface.width * surface.height))
 }
 
-screenidx := fn(surface: Surface, x: int, y: int): int {
+index := fn(surface: Surface, x: int, y: int): int {
 	return x + surface.width * y
 }
 
+indexptr := fn(surface: Surface, x: int, y: int): ^Color {
+	return surface.buf + @inline(index, surface, x, y)
+}
+
 put_pixel := fn(surface: Surface, pos: Vec2(int), color: Color): void {
-	*(surface.buf + @inline(screenidx, surface, pos.x, pos.y)) = color
+	*@inline(indexptr, surface, pos.x, pos.y) = color
 	return
 }
 
 put_filled_rect := fn(surface: Surface, pos: Vec2(int), tr: Vec2(int), color: Color): void {
-	top_start_idx := surface.buf + @inline(screenidx, surface, pos.x, pos.y)
+	top_start_idx := @inline(indexptr, surface, pos.x, pos.y)
-	bottom_start_idx := surface.buf + @inline(screenidx, surface, pos.x, pos.y + tr.y - 1)
+	bottom_start_idx := @inline(indexptr, surface, pos.x, pos.y + tr.y - 1)
 	rows_to_fill := tr.y
 
 	loop if rows_to_fill <= 1 break else {
@@ -87,19 +91,19 @@ put_filled_rect := fn(surface: Surface, pos: Vec2(int), tr: Vec2(int), color: Co
 }
 
 put_rect := fn(surface: Surface, pos: Vec2(int), tr: Vec2(int), color: Color): void {
-	start_idx := @inline(screenidx, surface, pos.x, pos.y)
+	start_idx := @inline(indexptr, surface, pos.x, pos.y)
-	end_idx := @inline(screenidx, surface, pos.x, pos.y + tr.y)
+	end_idx := @inline(indexptr, surface, pos.x, pos.y + tr.y)
-	right_start_idx := @inline(screenidx, surface, pos.x + tr.x, pos.y)
+	right_start_idx := @inline(indexptr, surface, pos.x + tr.x, pos.y)
 
 	loop if start_idx > end_idx break else {
-		*(surface.buf + start_idx) = color;
+		*start_idx = color;
-		*(surface.buf + right_start_idx) = color
+		*right_start_idx = color
 		start_idx += surface.width
 		right_start_idx += surface.width
 	}
 
-	@inline(memory.set, Color, &color, surface.buf + @inline(screenidx, surface, pos.x, pos.y), @bitcast(tr.x + 1))
+	@inline(memory.set, Color, &color, @inline(indexptr, surface, pos.x, pos.y), @bitcast(tr.x + 1))
-	@inline(memory.set, Color, &color, surface.buf + @inline(screenidx, surface, pos.x, pos.y + tr.y), @bitcast(tr.x + 1))
+	@inline(memory.set, Color, &color, @inline(indexptr, surface, pos.x, pos.y + tr.y), @bitcast(tr.x + 1))
 
 	return
 }
@@ -116,7 +120,7 @@ put_line_low := fn(surface: Surface, p0: Vec2(int), p1: Vec2(int), color: Color)
 	y := p0.y
 	x := p0.x
 	loop if x == p1.x break else {
-		*(surface.buf + @inline(screenidx, surface, x, y)) = color
+		*@inline(indexptr, surface, x, y) = color
 		if D > 0 {
 			y += yi
 			D += 2 * (dy - dx)
@@ -140,7 +144,7 @@ put_line_high := fn(surface: Surface, p0: Vec2(int), p1: Vec2(int), color: Color
 	x := p0.x
 	y := p0.y
 	loop if y == p1.y break else {
-		*(surface.buf + @inline(screenidx, surface, x, y)) = color
+		*@inline(indexptr, surface, x, y) = color
 		if D > 0 {
 			x += xi
 			D += 2 * (dx - dy)
@@ -169,16 +173,21 @@ put_line := fn(surface: Surface, p0: Vec2(int), p1: Vec2(int), color: Color): vo
 	return
 }
 
-put_surface := fn(surface: Surface, top: Surface, pos: Vec2(int)): void {
+put_surface := fn(surface: Surface, top: Surface, pos: Vec2(int), flip_v: bool): void {
-	top_start_idx := surface.buf + @inline(screenidx, surface, pos.x, pos.y)
+	top_start_idx := @inline(indexptr, surface, pos.x, pos.y)
-	bottom_start_idx := surface.buf + @inline(screenidx, surface, pos.x, pos.y + top.height - 1)
+	bottom_start_idx := @inline(indexptr, surface, pos.x, pos.y + top.height - 1)
 	rows_to_copy := top.height
 	top_cursor := top.buf
 	bottom_cursor := top.buf + top.width * (top.height - 1)
 
 	loop if rows_to_copy <= 1 break else {
+		if flip_v {
+			@inline(memory.copy, Color, top_cursor, bottom_start_idx, @bitcast(top.width))
+			@inline(memory.copy, Color, bottom_cursor, top_start_idx, @bitcast(top.width))
+		} else {
 			@inline(memory.copy, Color, top_cursor, top_start_idx, @bitcast(top.width))
 			@inline(memory.copy, Color, bottom_cursor, bottom_start_idx, @bitcast(top.width))
+		}
 
 		top_start_idx += surface.width
 		bottom_start_idx -= surface.width
@@ -208,7 +217,7 @@ put_trirect := fn(surface: Surface, pos: Vec2(int), size: Vec2(int), color0: Col
 	target := pos + size
 
 	loop if pos.x == target.x break else {
-		put_vline(surface, pos.x, pos.y, target.y, color0)
+		@inline(put_vline, surface, pos.x, pos.y, target.y, color0)
 		@inline(put_vline, surface, pos.x, pos.y, start_y, color1)
 		pos += step
 	}
@@ -226,7 +235,7 @@ put_vline := fn(surface: Surface, x: int, y0: int, y1: int, color: Color): void
 	y := y0
 
 	loop if y == y1 break else {
-		*(surface.buf + @inline(screenidx, surface, x, y)) = color
+		*@inline(indexptr, surface, x, y) = color
 		y += 1
 	}
 
@@ -240,12 +249,7 @@ put_hline := fn(surface: Surface, y: int, x0: int, x1: int, color: Color): void
 		x0 = x1
 		x1 = tmp
 	}
-	x := x0
+	@inline(memory.set, Color, &color, @inline(indexptr, surface, x0, y), @bitcast(x1 - x0 - 1))
-
-	loop if x == x1 break else {
-		*(surface.buf + @inline(screenidx, surface, x, y)) = color
-		x += 1
-	}
 
 	return
 }

sysdata/libraries/stn/src/math.hb

@@ -10,7 +10,46 @@ max := fn($Expr: type, a: Expr, b: Expr): Expr {
 	c := a - b
 	return a - (c & c >> @intcast(@sizeof(Expr) - 1))
 }
+signum := fn($Expr: type, x: Expr): int {
+	if x > @as(Expr, @intcast(0)) {
+		return 1
+	} else if x < @as(Expr, @intcast(0)) {
+		return -1
+	} else {
+		return 0
+	}
+}
+signincl := fn($Expr: type, x: Expr): int {
+	if x > @as(Expr, @intcast(0)) {
+		return 1
+	}
+	return -1
+}
 
 Vec2 := fn($Expr: type): type {
 	return struct {x: Expr, y: Expr}
 }
+
+SIN_TABLE := [int].(0, 174, 348, 523, 697, 871, 1045, 1218, 1391, 1564, 1736, 1908, 2079, 2249, 2419, 2588, 2756, 2923, 3090, 3255, 3420, 3583, 3746, 3907, 4067, 4226, 4384, 4540, 4695, 4848, 5000, 5150, 5299, 5446, 5591, 5735, 5877, 6018, 6156, 6293, 6427, 6560, 6691, 6819, 6946, 7071, 7193, 7313, 7431, 7547, 7660, 7771, 7880, 7986, 8090, 8191, 8290, 8386, 8480, 8571, 8660, 8746, 8829, 8910, 8987, 9063, 9135, 9205, 9271, 9335, 9396, 9455, 9510, 9563, 9612, 9659, 9702, 9743, 9781, 9816, 9848, 9877, 9902, 9925, 9945, 9961, 9975, 9986, 9993, 9998, 10000)
+
+sin_i := fn(theta_deg: int, amplitude: int): int {
+	theta := theta_deg % 360
+	if theta < 0 {
+		theta += 360
+	}
+
+	quadrant := theta / 90
+	theta = theta % 90
+
+	sign := 1 - ((quadrant & 2) >> 1) * 2
+	complement := quadrant & 1
+
+	index := theta * (1 - complement) + (90 - theta) * complement
+	sin_value := SIN_TABLE[index] * sign
+
+	return (sin_value * amplitude + 5000) / 10000
+}
+
+cos_i := fn(theta_deg: int, amplitude: int): int {
+	return @inline(sin_i, theta_deg + 90, amplitude)
+}

sysdata/programs/horizon/src/main.hb

@@ -71,7 +71,7 @@ main := fn(): int {
 			// Apply the image to the screen
 			pos := Vec2(int).(x, 100)
 
-			render.put_surface(screen, window, pos)
+			render.put_surface(screen, window, pos, false)
 			if window_count >= 1 {
 				x = 10
 				break

sysdata/programs/render_example/src/examples/image.hb

@@ -8,27 +8,27 @@ bmp_1 := @embed("./assets/able.bmp")
 bmp_2 := @embed("./assets/mini.bmp")
 
 example := fn(): void {
-	screen := render.init(true)
 	images := [render.Surface; 2].(
 		render.image.surface_from_bmp(@bitcast(&bmp_1)),
 		render.image.surface_from_bmp(@bitcast(&bmp_2)),
 	)
+	screen := render.init(true)
 	vel := Vec2(int).(1, 1)
 	pos := Vec2(int).(100, 100)
-	n := -1
+	n := 0
 	loop {
 		image := images[n]
-		render.put_surface(screen, image, pos)
+		render.put_surface(screen, image, pos, false)
 		render.sync(screen)
 		render.clear(screen, render.black)
 
 		if pos.x == 0 | pos.x == screen.width - image.width {
 			vel.x = -vel.x
-			n = -1 - n
+			n = 1 - n
 		}
 		if pos.y == 0 | pos.y == screen.height - image.height {
 			vel.y = -vel.y
-			n = -1 - n
+			n = 1 - n
 		}
 
 		pos += vel

sysdata/programs/render_example/src/examples/surface.hb

@@ -14,7 +14,10 @@ example := fn(): void {
 	side := image.width / 8
 	vel_inner := Vec2(int).(1, 1)
 	pos_inner := Vec2(int).((image.width - side) / 2, (image.height - side) / 2)
-	color := random.range(render.Color, render.black, render.white)
+	// workaround for compiler bug
+	color := render.Color.(0, 0, 0, 0)
+	color = random.range(render.Color, render.black, render.white)
+	target_color := color
 	loop {
 		render.clear(screen, render.black)
 		// color += .(1, 1, 1, 1)
@@ -22,17 +25,17 @@ example := fn(): void {
 		render.put_rect(image, pos_inner, .(side, side), render.black)
 		render.put_rect(image, .(0, 0), .(image.width - 1, image.height - 1), color)
 
-		render.put_surface(screen, image, pos)
+		render.put_surface(screen, image, pos, false)
 		render.put_rect(image, pos_inner, .(side, side), color)
 		render.sync(screen)
 
 		if pos_inner.x == 0 | pos_inner.x == image.width - side {
 			vel_inner.x = -vel_inner.x
-			color = random.range(render.Color, render.black, render.white)
+			target_color = random.range(render.Color, render.black, render.white)
 		}
 		if pos_inner.y == 0 | pos_inner.y == image.height - side {
 			vel_inner.y = -vel_inner.y
-			color = random.range(render.Color, render.black, render.white)
+			target_color = random.range(render.Color, render.black, render.white)
 		}
 
 		if pos.x == 0 | pos.x == screen.width - image.width {
@@ -42,6 +45,12 @@ example := fn(): void {
 			vel.y = -vel.y
 		}
 
+		color += .(
+			@intcast(color.b < target_color.b) - @intcast(color.b > target_color.b),
+			@intcast(color.g < target_color.g) - @intcast(color.g > target_color.g),
+			@intcast(color.r < target_color.r) - @intcast(color.r > target_color.r),
+			0,
+		)
 		pos += vel
 		pos_inner += vel_inner
 	}