NVIDIA DLSS in place of the game's upscale (optional, RTX GPUs)

gpu/PROVENANCE.md

@@ -28,3 +28,9 @@ mkw-recomp's changes, for the Switch 2:
 `mkw_gpu.cpp` / `mkw_gpu.h` / `build-gpu.bat` are the earlier Vulkan stand-in (a window and a swapchain; no longer
 loaded). `shadertool.cpp` runs dumped NVN2 programs through Eglantine's recompiler offline (SPIR-V; it prints what
 each program reads from the constant banks).
+
+Hookshot's NVIDIA DLSS (`vk/vk_dlss.cpp`, the DLSS part of `vk/vk_draw.cpp`, `vk/shaders/dlss_*.comp`) is ported from Lichii
+(zortos293/Lichii: `vulkan_common/streamline.cpp`, `renderer_vulkan/vk_streamline_dlss.cpp`, `vk_ocarina_camera_motion.cpp`,
+`host_shaders/ocarina_*.comp`; Eden Emulator Project, GPL-3.0-or-later; Lichii credits Duck912's Eglantine work).
+`third_party/streamline/` is NVIDIA Streamline v2.14.16's headers (MIT, `license.txt`); its DLLs and NVIDIA's DLSS are
+loaded from the user's PC at run time and are not vendored.

gpu/vk/shaders/dlss_color.comp

@@ -0,0 +1,19 @@
+#version 450
+// (hookshot) ported from Lichii (Eden lineage; Duck912's Eglantine work), GPL-3.0-or-later: vk_dlss.cpp
+
+layout(local_size_x = 8, local_size_y = 8) in;
+layout(binding = 0) uniform sampler2D guest_color;
+layout(binding = 1, rgba16f) uniform writeonly image2D dlss_color;
+layout(push_constant) uniform P { int encode; } pc;
+
+void main() {
+    ivec2 pixel = ivec2(gl_GlobalInvocationID.xy);
+    if (any(greaterThanEqual(pixel, imageSize(dlss_color)))) {
+        return;
+    }
+    // The guest has already tonemapped this square-root-encoded color for LDR (the network's input, RGB9E5). (hookshot) encode = 1:
+    // the tonemapped scene, the network's first passes left out (vk_draw.cpp), square-root encoded here the same way.
+    // dlss_output.comp squares it back
+    const vec3 c = max(texelFetch(guest_color, pixel, 0).rgb, vec3(0.0));
+    imageStore(dlss_color, pixel, vec4(pc.encode != 0 ? sqrt(c) : c, 1.0));
+}

gpu/vk/shaders/dlss_color_comp_spv.h

@@ -0,0 +1,60 @@
+	// 1116.6.0
+	 #pragma once
+const uint32_t DLSS_COLOR_COMP_SPV[] = {
+	0x07230203,0x00010600,0x0008000b,0x0000004a,0x00000000,0x00020011,0x00000001,0x00020011,
+	0x00000032,0x0006000b,0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,
+	0x00000000,0x00000001,0x0009000f,0x00000005,0x00000004,0x6e69616d,0x00000000,0x0000000d,
+	0x00000016,0x00000026,0x00000035,0x00060010,0x00000004,0x00000011,0x00000008,0x00000008,
+	0x00000001,0x00030003,0x00000002,0x000001c2,0x00040005,0x00000004,0x6e69616d,0x00000000,
+	0x00040005,0x00000009,0x65786970,0x0000006c,0x00080005,0x0000000d,0x475f6c67,0x61626f6c,
+	0x766e496c,0x7461636f,0x496e6f69,0x00000044,0x00050005,0x00000016,0x73736c64,0x6c6f635f,
+	0x0000726f,0x00030005,0x00000022,0x00000063,0x00050005,0x00000026,0x73657567,0x6f635f74,
+	0x00726f6c,0x00030005,0x00000033,0x00000050,0x00050006,0x00000033,0x00000000,0x6f636e65,
+	0x00006564,0x00030005,0x00000035,0x00006370,0x00040047,0x0000000d,0x0000000b,0x0000001c,
+	0x00030047,0x00000016,0x00000019,0x00040047,0x00000016,0x00000021,0x00000001,0x00040047,
+	0x00000016,0x00000022,0x00000000,0x00040047,0x00000026,0x00000021,0x00000000,0x00040047,
+	0x00000026,0x00000022,0x00000000,0x00030047,0x00000033,0x00000002,0x00050048,0x00000033,
+	0x00000000,0x00000023,0x00000000,0x00020013,0x00000002,0x00030021,0x00000003,0x00000002,
+	0x00040015,0x00000006,0x00000020,0x00000001,0x00040017,0x00000007,0x00000006,0x00000002,
+	0x00040020,0x00000008,0x00000007,0x00000007,0x00040015,0x0000000a,0x00000020,0x00000000,
+	0x00040017,0x0000000b,0x0000000a,0x00000003,0x00040020,0x0000000c,0x00000001,0x0000000b,
+	0x0004003b,0x0000000c,0x0000000d,0x00000001,0x00040017,0x0000000e,0x0000000a,0x00000002,
+	0x00030016,0x00000013,0x00000020,0x00090019,0x00000014,0x00000013,0x00000001,0x00000000,
+	0x00000000,0x00000000,0x00000002,0x00000002,0x00040020,0x00000015,0x00000000,0x00000014,
+	0x0004003b,0x00000015,0x00000016,0x00000000,0x00020014,0x00000019,0x00040017,0x0000001a,
+	0x00000019,0x00000002,0x00040017,0x00000020,0x00000013,0x00000003,0x00040020,0x00000021,
+	0x00000007,0x00000020,0x00090019,0x00000023,0x00000013,0x00000001,0x00000000,0x00000000,
+	0x00000000,0x00000001,0x00000000,0x0003001b,0x00000024,0x00000023,0x00040020,0x00000025,
+	0x00000000,0x00000024,0x0004003b,0x00000025,0x00000026,0x00000000,0x0004002b,0x00000006,
+	0x00000029,0x00000000,0x00040017,0x0000002b,0x00000013,0x00000004,0x0004002b,0x00000013,
+	0x0000002e,0x00000000,0x0006002c,0x00000020,0x0000002f,0x0000002e,0x0000002e,0x0000002e,
+	0x0003001e,0x00000033,0x00000006,0x00040020,0x00000034,0x00000009,0x00000033,0x0004003b,
+	0x00000034,0x00000035,0x00000009,0x00040020,0x00000036,0x00000009,0x00000006,0x0004002b,
+	0x00000013,0x00000042,0x3f800000,0x0004002b,0x0000000a,0x00000047,0x00000008,0x0004002b,
+	0x0000000a,0x00000048,0x00000001,0x0006002c,0x0000000b,0x00000049,0x00000047,0x00000047,
+	0x00000048,0x00050036,0x00000002,0x00000004,0x00000000,0x00000003,0x000200f8,0x00000005,
+	0x0004003b,0x00000008,0x00000009,0x00000007,0x0004003b,0x00000021,0x00000022,0x00000007,
+	0x0004003b,0x00000021,0x0000003a,0x00000007,0x0004003d,0x0000000b,0x0000000f,0x0000000d,
+	0x0007004f,0x0000000e,0x00000010,0x0000000f,0x0000000f,0x00000000,0x00000001,0x0004007c,
+	0x00000007,0x00000011,0x00000010,0x0003003e,0x00000009,0x00000011,0x0004003d,0x00000007,
+	0x00000012,0x00000009,0x0004003d,0x00000014,0x00000017,0x00000016,0x00040068,0x00000007,
+	0x00000018,0x00000017,0x000500af,0x0000001a,0x0000001b,0x00000012,0x00000018,0x0004009a,
+	0x00000019,0x0000001c,0x0000001b,0x000300f7,0x0000001e,0x00000000,0x000400fa,0x0000001c,
+	0x0000001d,0x0000001e,0x000200f8,0x0000001d,0x000100fd,0x000200f8,0x0000001e,0x0004003d,
+	0x00000024,0x00000027,0x00000026,0x0004003d,0x00000007,0x00000028,0x00000009,0x00040064,
+	0x00000023,0x0000002a,0x00000027,0x0007005f,0x0000002b,0x0000002c,0x0000002a,0x00000028,
+	0x00000002,0x00000029,0x0008004f,0x00000020,0x0000002d,0x0000002c,0x0000002c,0x00000000,
+	0x00000001,0x00000002,0x0007000c,0x00000020,0x00000030,0x00000001,0x00000028,0x0000002d,
+	0x0000002f,0x0003003e,0x00000022,0x00000030,0x0004003d,0x00000014,0x00000031,0x00000016,
+	0x0004003d,0x00000007,0x00000032,0x00000009,0x00050041,0x00000036,0x00000037,0x00000035,
+	0x00000029,0x0004003d,0x00000006,0x00000038,0x00000037,0x000500ab,0x00000019,0x00000039,
+	0x00000038,0x00000029,0x000300f7,0x0000003c,0x00000000,0x000400fa,0x00000039,0x0000003b,
+	0x0000003f,0x000200f8,0x0000003b,0x0004003d,0x00000020,0x0000003d,0x00000022,0x0006000c,
+	0x00000020,0x0000003e,0x00000001,0x0000001f,0x0000003d,0x0003003e,0x0000003a,0x0000003e,
+	0x000200f9,0x0000003c,0x000200f8,0x0000003f,0x0004003d,0x00000020,0x00000040,0x00000022,
+	0x0003003e,0x0000003a,0x00000040,0x000200f9,0x0000003c,0x000200f8,0x0000003c,0x0004003d,
+	0x00000020,0x00000041,0x0000003a,0x00050051,0x00000013,0x00000043,0x00000041,0x00000000,
+	0x00050051,0x00000013,0x00000044,0x00000041,0x00000001,0x00050051,0x00000013,0x00000045,
+	0x00000041,0x00000002,0x00070050,0x0000002b,0x00000046,0x00000043,0x00000044,0x00000045,
+	0x00000042,0x00040063,0x00000031,0x00000032,0x00000046,0x000100fd,0x00010038
+};

gpu/vk/shaders/dlss_debug.comp

@@ -0,0 +1,33 @@
+#version 450
+// (hookshot) RX_DLSS_DEBUG=1..4: DLSS's inputs drawn into the network's target in place of DLSS's output (vk_draw.cpp).
+// 1: motion, 0.5 grey = still, R/G = 0.5 + x/y render pixels / 64 (toward the previous frame); 2: depth^64;
+// 3: |last frame's colour fetched along the motion - this frame's colour| x4; 4: the same without the motion (the baseline)
+
+layout(local_size_x = 8, local_size_y = 8) in;
+layout(binding = 0) uniform sampler2D cur_color;
+layout(binding = 1) uniform sampler2D motion;
+layout(binding = 2) uniform sampler2D scene_depth;
+layout(binding = 3) uniform sampler2D prev_color;
+layout(binding = 4, r11f_g11f_b10f) uniform writeonly image2D target;
+layout(push_constant) uniform P { int mode; } pc;
+
+void main() {
+    ivec2 pixel = ivec2(gl_GlobalInvocationID.xy);
+    ivec2 extent = imageSize(target);
+    if (any(greaterThanEqual(pixel, extent))) {
+        return;
+    }
+    vec2 uv = (vec2(pixel) + 0.5) / vec2(extent);
+    vec2 mv = textureLod(motion, uv, 0).xy;
+    vec3 c;
+    if (pc.mode == 1) {
+        c = vec3(clamp(0.5 + mv / 64.0, 0.0, 1.0), 0.5);
+    } else if (pc.mode == 2) {
+        c = vec3(pow(textureLod(scene_depth, uv, 0).r, 64.0));
+    } else {
+        vec2 from = uv + (pc.mode == 3 ? mv / vec2(textureSize(cur_color, 0)) : vec2(0));
+        vec3 d = abs(textureLod(prev_color, from, 0).rgb - textureLod(cur_color, uv, 0).rgb);
+        c = vec3(min((d.r + d.g + d.b) * (4.0 / 3.0), 1.0));
+    }
+    imageStore(target, pixel, vec4(c, 1.0));
+}

gpu/vk/shaders/dlss_debug_comp_spv.h

@@ -0,0 +1,119 @@
+	// 1116.5.0
+	 #pragma once
+const uint32_t DLSS_DEBUG_COMP_SPV[] = {
+	0x07230203,0x00010600,0x0008000b,0x0000009b,0x00000000,0x00020011,0x00000001,0x00020011,
+	0x00000031,0x00020011,0x00000032,0x0006000b,0x00000001,0x4c534c47,0x6474732e,0x3035342e,
+	0x00000000,0x0003000e,0x00000000,0x00000001,0x000c000f,0x00000005,0x00000004,0x6e69616d,
+	0x00000000,0x0000000d,0x00000016,0x00000031,0x0000003a,0x0000005a,0x0000006d,0x00000078,
+	0x00060010,0x00000004,0x00000011,0x00000008,0x00000008,0x00000001,0x00030003,0x00000002,
+	0x000001c2,0x00040005,0x00000004,0x6e69616d,0x00000000,0x00040005,0x00000009,0x65786970,
+	0x0000006c,0x00080005,0x0000000d,0x475f6c67,0x61626f6c,0x766e496c,0x7461636f,0x496e6f69,
+	0x00000044,0x00040005,0x00000012,0x65747865,0x0000746e,0x00040005,0x00000016,0x67726174,
+	0x00007465,0x00030005,0x00000024,0x00007675,0x00030005,0x0000002d,0x0000766d,0x00040005,
+	0x00000031,0x69746f6d,0x00006e6f,0x00030005,0x00000038,0x00000050,0x00050006,0x00000038,
+	0x00000000,0x65646f6d,0x00000000,0x00030005,0x0000003a,0x00006370,0x00030005,0x00000045,
+	0x00000063,0x00050005,0x0000005a,0x6e656373,0x65645f65,0x00687470,0x00040005,0x00000063,
+	0x6d6f7266,0x00000000,0x00050005,0x0000006d,0x5f727563,0x6f6c6f63,0x00000072,0x00030005,
+	0x00000077,0x00000064,0x00050005,0x00000078,0x76657270,0x6c6f635f,0x0000726f,0x00040047,
+	0x0000000d,0x0000000b,0x0000001c,0x00030047,0x00000016,0x00000019,0x00040047,0x00000016,
+	0x00000021,0x00000004,0x00040047,0x00000016,0x00000022,0x00000000,0x00040047,0x00000031,
+	0x00000021,0x00000001,0x00040047,0x00000031,0x00000022,0x00000000,0x00030047,0x00000038,
+	0x00000002,0x00050048,0x00000038,0x00000000,0x00000023,0x00000000,0x00040047,0x0000005a,
+	0x00000021,0x00000002,0x00040047,0x0000005a,0x00000022,0x00000000,0x00040047,0x0000006d,
+	0x00000021,0x00000000,0x00040047,0x0000006d,0x00000022,0x00000000,0x00040047,0x00000078,
+	0x00000021,0x00000003,0x00040047,0x00000078,0x00000022,0x00000000,0x00020013,0x00000002,
+	0x00030021,0x00000003,0x00000002,0x00040015,0x00000006,0x00000020,0x00000001,0x00040017,
+	0x00000007,0x00000006,0x00000002,0x00040020,0x00000008,0x00000007,0x00000007,0x00040015,
+	0x0000000a,0x00000020,0x00000000,0x00040017,0x0000000b,0x0000000a,0x00000003,0x00040020,
+	0x0000000c,0x00000001,0x0000000b,0x0004003b,0x0000000c,0x0000000d,0x00000001,0x00040017,
+	0x0000000e,0x0000000a,0x00000002,0x00030016,0x00000013,0x00000020,0x00090019,0x00000014,
+	0x00000013,0x00000001,0x00000000,0x00000000,0x00000000,0x00000002,0x00000008,0x00040020,
+	0x00000015,0x00000000,0x00000014,0x0004003b,0x00000015,0x00000016,0x00000000,0x00020014,
+	0x0000001b,0x00040017,0x0000001c,0x0000001b,0x00000002,0x00040017,0x00000022,0x00000013,
+	0x00000002,0x00040020,0x00000023,0x00000007,0x00000022,0x0004002b,0x00000013,0x00000027,
+	0x3f000000,0x00090019,0x0000002e,0x00000013,0x00000001,0x00000000,0x00000000,0x00000000,
+	0x00000001,0x00000000,0x0003001b,0x0000002f,0x0000002e,0x00040020,0x00000030,0x00000000,
+	0x0000002f,0x0004003b,0x00000030,0x00000031,0x00000000,0x0004002b,0x00000013,0x00000034,
+	0x00000000,0x00040017,0x00000035,0x00000013,0x00000004,0x0003001e,0x00000038,0x00000006,
+	0x00040020,0x00000039,0x00000009,0x00000038,0x0004003b,0x00000039,0x0000003a,0x00000009,
+	0x0004002b,0x00000006,0x0000003b,0x00000000,0x00040020,0x0000003c,0x00000009,0x00000006,
+	0x0004002b,0x00000006,0x0000003f,0x00000001,0x00040017,0x00000043,0x00000013,0x00000003,
+	0x00040020,0x00000044,0x00000007,0x00000043,0x0004002b,0x00000013,0x00000047,0x42800000,
+	0x0004002b,0x00000013,0x0000004c,0x3f800000,0x0004002b,0x00000006,0x00000056,0x00000002,
+	0x0004003b,0x00000030,0x0000005a,0x00000000,0x0004002b,0x0000000a,0x0000005e,0x00000000,
+	0x0004002b,0x00000006,0x00000067,0x00000003,0x0004003b,0x00000030,0x0000006d,0x00000000,
+	0x0005002c,0x00000022,0x00000074,0x00000034,0x00000034,0x0004003b,0x00000030,0x00000078,
+	0x00000000,0x00040020,0x00000083,0x00000007,0x00000013,0x0004002b,0x0000000a,0x00000086,
+	0x00000001,0x0004002b,0x0000000a,0x0000008a,0x00000002,0x0004002b,0x00000013,0x0000008e,
+	0x3faaaaab,0x0004002b,0x0000000a,0x00000099,0x00000008,0x0006002c,0x0000000b,0x0000009a,
+	0x00000099,0x00000099,0x00000086,0x00050036,0x00000002,0x00000004,0x00000000,0x00000003,
+	0x000200f8,0x00000005,0x0004003b,0x00000008,0x00000009,0x00000007,0x0004003b,0x00000008,
+	0x00000012,0x00000007,0x0004003b,0x00000023,0x00000024,0x00000007,0x0004003b,0x00000023,
+	0x0000002d,0x00000007,0x0004003b,0x00000044,0x00000045,0x00000007,0x0004003b,0x00000023,
+	0x00000063,0x00000007,0x0004003b,0x00000023,0x00000069,0x00000007,0x0004003b,0x00000044,
+	0x00000077,0x00000007,0x0004003d,0x0000000b,0x0000000f,0x0000000d,0x0007004f,0x0000000e,
+	0x00000010,0x0000000f,0x0000000f,0x00000000,0x00000001,0x0004007c,0x00000007,0x00000011,
+	0x00000010,0x0003003e,0x00000009,0x00000011,0x0004003d,0x00000014,0x00000017,0x00000016,
+	0x00040068,0x00000007,0x00000018,0x00000017,0x0003003e,0x00000012,0x00000018,0x0004003d,
+	0x00000007,0x00000019,0x00000009,0x0004003d,0x00000007,0x0000001a,0x00000012,0x000500af,
+	0x0000001c,0x0000001d,0x00000019,0x0000001a,0x0004009a,0x0000001b,0x0000001e,0x0000001d,
+	0x000300f7,0x00000020,0x00000000,0x000400fa,0x0000001e,0x0000001f,0x00000020,0x000200f8,
+	0x0000001f,0x000100fd,0x000200f8,0x00000020,0x0004003d,0x00000007,0x00000025,0x00000009,
+	0x0004006f,0x00000022,0x00000026,0x00000025,0x00050050,0x00000022,0x00000028,0x00000027,
+	0x00000027,0x00050081,0x00000022,0x00000029,0x00000026,0x00000028,0x0004003d,0x00000007,
+	0x0000002a,0x00000012,0x0004006f,0x00000022,0x0000002b,0x0000002a,0x00050088,0x00000022,
+	0x0000002c,0x00000029,0x0000002b,0x0003003e,0x00000024,0x0000002c,0x0004003d,0x0000002f,
+	0x00000032,0x00000031,0x0004003d,0x00000022,0x00000033,0x00000024,0x00070058,0x00000035,
+	0x00000036,0x00000032,0x00000033,0x00000002,0x00000034,0x0007004f,0x00000022,0x00000037,
+	0x00000036,0x00000036,0x00000000,0x00000001,0x0003003e,0x0000002d,0x00000037,0x00050041,
+	0x0000003c,0x0000003d,0x0000003a,0x0000003b,0x0004003d,0x00000006,0x0000003e,0x0000003d,
+	0x000500aa,0x0000001b,0x00000040,0x0000003e,0x0000003f,0x000300f7,0x00000042,0x00000000,
+	0x000400fa,0x00000040,0x00000041,0x00000053,0x000200f8,0x00000041,0x0004003d,0x00000022,
+	0x00000046,0x0000002d,0x00050050,0x00000022,0x00000048,0x00000047,0x00000047,0x00050088,
+	0x00000022,0x00000049,0x00000046,0x00000048,0x00050050,0x00000022,0x0000004a,0x00000027,
+	0x00000027,0x00050081,0x00000022,0x0000004b,0x0000004a,0x00000049,0x00050050,0x00000022,
+	0x0000004d,0x00000034,0x00000034,0x00050050,0x00000022,0x0000004e,0x0000004c,0x0000004c,
+	0x0008000c,0x00000022,0x0000004f,0x00000001,0x0000002b,0x0000004b,0x0000004d,0x0000004e,
+	0x00050051,0x00000013,0x00000050,0x0000004f,0x00000000,0x00050051,0x00000013,0x00000051,
+	0x0000004f,0x00000001,0x00060050,0x00000043,0x00000052,0x00000050,0x00000051,0x00000027,
+	0x0003003e,0x00000045,0x00000052,0x000200f9,0x00000042,0x000200f8,0x00000053,0x00050041,
+	0x0000003c,0x00000054,0x0000003a,0x0000003b,0x0004003d,0x00000006,0x00000055,0x00000054,
+	0x000500aa,0x0000001b,0x00000057,0x00000055,0x00000056,0x000300f7,0x00000059,0x00000000,
+	0x000400fa,0x00000057,0x00000058,0x00000062,0x000200f8,0x00000058,0x0004003d,0x0000002f,
+	0x0000005b,0x0000005a,0x0004003d,0x00000022,0x0000005c,0x00000024,0x00070058,0x00000035,
+	0x0000005d,0x0000005b,0x0000005c,0x00000002,0x00000034,0x00050051,0x00000013,0x0000005f,
+	0x0000005d,0x00000000,0x0007000c,0x00000013,0x00000060,0x00000001,0x0000001a,0x0000005f,
+	0x00000047,0x00060050,0x00000043,0x00000061,0x00000060,0x00000060,0x00000060,0x0003003e,
+	0x00000045,0x00000061,0x000200f9,0x00000059,0x000200f8,0x00000062,0x0004003d,0x00000022,
+	0x00000064,0x00000024,0x00050041,0x0000003c,0x00000065,0x0000003a,0x0000003b,0x0004003d,
+	0x00000006,0x00000066,0x00000065,0x000500aa,0x0000001b,0x00000068,0x00000066,0x00000067,
+	0x000300f7,0x0000006b,0x00000000,0x000400fa,0x00000068,0x0000006a,0x00000073,0x000200f8,
+	0x0000006a,0x0004003d,0x00000022,0x0000006c,0x0000002d,0x0004003d,0x0000002f,0x0000006e,
+	0x0000006d,0x00040064,0x0000002e,0x0000006f,0x0000006e,0x00050067,0x00000007,0x00000070,
+	0x0000006f,0x0000003b,0x0004006f,0x00000022,0x00000071,0x00000070,0x00050088,0x00000022,
+	0x00000072,0x0000006c,0x00000071,0x0003003e,0x00000069,0x00000072,0x000200f9,0x0000006b,
+	0x000200f8,0x00000073,0x0003003e,0x00000069,0x00000074,0x000200f9,0x0000006b,0x000200f8,
+	0x0000006b,0x0004003d,0x00000022,0x00000075,0x00000069,0x00050081,0x00000022,0x00000076,
+	0x00000064,0x00000075,0x0003003e,0x00000063,0x00000076,0x0004003d,0x0000002f,0x00000079,
+	0x00000078,0x0004003d,0x00000022,0x0000007a,0x00000063,0x00070058,0x00000035,0x0000007b,
+	0x00000079,0x0000007a,0x00000002,0x00000034,0x0008004f,0x00000043,0x0000007c,0x0000007b,
+	0x0000007b,0x00000000,0x00000001,0x00000002,0x0004003d,0x0000002f,0x0000007d,0x0000006d,
+	0x0004003d,0x00000022,0x0000007e,0x00000024,0x00070058,0x00000035,0x0000007f,0x0000007d,
+	0x0000007e,0x00000002,0x00000034,0x0008004f,0x00000043,0x00000080,0x0000007f,0x0000007f,
+	0x00000000,0x00000001,0x00000002,0x00050083,0x00000043,0x00000081,0x0000007c,0x00000080,
+	0x0006000c,0x00000043,0x00000082,0x00000001,0x00000004,0x00000081,0x0003003e,0x00000077,
+	0x00000082,0x00050041,0x00000083,0x00000084,0x00000077,0x0000005e,0x0004003d,0x00000013,
+	0x00000085,0x00000084,0x00050041,0x00000083,0x00000087,0x00000077,0x00000086,0x0004003d,
+	0x00000013,0x00000088,0x00000087,0x00050081,0x00000013,0x00000089,0x00000085,0x00000088,
+	0x00050041,0x00000083,0x0000008b,0x00000077,0x0000008a,0x0004003d,0x00000013,0x0000008c,
+	0x0000008b,0x00050081,0x00000013,0x0000008d,0x00000089,0x0000008c,0x00050085,0x00000013,
+	0x0000008f,0x0000008d,0x0000008e,0x0007000c,0x00000013,0x00000090,0x00000001,0x00000025,
+	0x0000008f,0x0000004c,0x00060050,0x00000043,0x00000091,0x00000090,0x00000090,0x00000090,
+	0x0003003e,0x00000045,0x00000091,0x000200f9,0x00000059,0x000200f8,0x00000059,0x000200f9,
+	0x00000042,0x000200f8,0x00000042,0x0004003d,0x00000014,0x00000092,0x00000016,0x0004003d,
+	0x00000007,0x00000093,0x00000009,0x0004003d,0x00000043,0x00000094,0x00000045,0x00050051,
+	0x00000013,0x00000095,0x00000094,0x00000000,0x00050051,0x00000013,0x00000096,0x00000094,
+	0x00000001,0x00050051,0x00000013,0x00000097,0x00000094,0x00000002,0x00070050,0x00000035,
+	0x00000098,0x00000095,0x00000096,0x00000097,0x0000004c,0x00040063,0x00000092,0x00000093,
+	0x00000098,0x000100fd,0x00010038
+};

gpu/vk/shaders/dlss_motion.comp

@@ -0,0 +1,33 @@
+#version 450
+// (hookshot) ported from Lichii (Eden lineage; Duck912's Eglantine work), GPL-3.0-or-later: vk_dlss.cpp
+
+layout(local_size_x = 8, local_size_y = 8) in;
+layout(binding = 0) uniform sampler2D scene_depth;
+layout(binding = 1, rg16f) uniform writeonly image2D motion;
+
+layout(push_constant, row_major) uniform Parameters {
+    mat4 clip_to_previous_clip;
+} params;
+
+void main() {
+    ivec2 pixel = ivec2(gl_GlobalInvocationID.xy);
+    ivec2 extent = imageSize(motion);
+    if (any(greaterThanEqual(pixel, extent))) {
+        return;
+    }
+
+    vec2 size = vec2(extent);
+    float depth = texelFetch(scene_depth, pixel, 0).r;
+    vec2 screen = (vec2(pixel) + 0.5) / size;
+    // The captured Zelda path is unjittered, with [-1, 1] clip depth and negative viewport height.
+    vec4 clip = vec4(screen * vec2(2, -2) + vec2(-1, 1), depth * 2 - 1, 1);
+    vec4 previous = params.clip_to_previous_clip * clip;
+    vec2 pixels = vec2(0);
+    if (depth >= 0 && depth <= 1 && previous.w > 1e-6) {
+        vec2 displacement = (previous.xy / previous.w - clip.xy) * vec2(0.5, -0.5) * size;
+        if (all(lessThanEqual(abs(displacement), vec2(65504)))) {
+            pixels = displacement;
+        }
+    }
+    imageStore(motion, pixel, vec4(pixels, 0, 0));
+}