[UI] UI common shaders to XeSL

2022-02-06 22:48:24 +03:00
parent e07ed95f53
commit 9b1fdac986
76 changed files with 6490 additions and 6926 deletions
--- a/src/xenia/ui/shaders/guest_output_ffx_fsr_easu.ps.xesl
+++ b/src/xenia/ui/shaders/guest_output_ffx_fsr_easu.ps.xesl
@@ -0,0 +1,72 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2022 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include "xesl.xesli"
+
+#include "amd_language.xesli"
+
+xesl_push_constants_begin(b0, space0)
+  // 16 used by the vertex shader (GLSL push constant offsets are across
+  // stages).
+  xesl_block_offset_member(16, c0.x, xesl_float2,
+                           xe_fsr_easu_input_output_size_ratio)
+  xesl_block_offset_member(24, c0.z, xesl_float2, xe_fsr_easu_input_size_inv)
+xesl_push_constants_end
+
+// Forward declaration because FsrEasu#F need xe_fsr_easu_source from the entry
+// point bindings.
+void FsrEasuF(out xesl_float3 pixel, xesl_uint2 pixel_position,
+              xesl_uint4 const0, xesl_uint4 const1, xesl_uint4 const2,
+              xesl_uint4 const3);
+
+xesl_entry
+  xesl_sampler(xesl_sampler2D, xe_fsr_easu_source, set=0, binding=0, t0, space0,
+               s0, space0)
+xesl_entry_bindings_end
+  xesl_input_frag_coord
+  xesl_entry_signature_next
+  xesl_output_color(xesl_float4, xe_fsr_easu_color, 0)
+xesl_entry_signature_end
+  // FsrEasuCon with smaller push constant usage.
+  xesl_uint4 easu_const_0 =
+      xesl_uint4(
+          xesl_floatBitsToUint(
+              xesl_push_constant(xe_fsr_easu_input_output_size_ratio)),
+          xesl_floatBitsToUint(
+              0.5 * xesl_push_constant(xe_fsr_easu_input_output_size_ratio) -
+              0.5));
+  xesl_uint4 easu_const_1 =
+      xesl_floatBitsToUint(xesl_float4(1.0, 1.0, 1.0, -1.0) *
+                           xesl_push_constant(xe_fsr_easu_input_size_inv).xyxy);
+  xesl_uint4 easu_const_2 =
+      xesl_floatBitsToUint(xesl_float4(-1.0, 2.0, 1.0, 2.0) *
+                           xesl_push_constant(xe_fsr_easu_input_size_inv).xyxy);
+  xesl_uint4 easu_const_3 =
+      xesl_uint4(xesl_floatBitsToUint(0.0),
+                 xesl_floatBitsToUint(
+                     4.0 * xesl_push_constant(xe_fsr_easu_input_size_inv).y),
+                 0u, 0u);
+  FsrEasuF(xe_fsr_easu_color.rgb, xesl_uint2(xesl_FragCoord.xy), easu_const_0,
+           easu_const_1, easu_const_2, easu_const_3);
+  xe_fsr_easu_color.a = 1.0;
+xesl_entry_end
+
+#define A_GPU 1
+#include "../../../../third_party/FidelityFX-FSR/ffx-fsr/ffx_a.h"
+#define FSR_EASU_F 1
+xesl_float4 FsrEasuRF(xesl_float2 p) {
+  return xesl_textureGatherRed2D_comb(xe_fsr_easu_source, p);
+}
+xesl_float4 FsrEasuGF(xesl_float2 p) {
+  return xesl_textureGatherGreen2D_comb(xe_fsr_easu_source, p);
+}
+xesl_float4 FsrEasuBF(xesl_float2 p) {
+  return xesl_textureGatherBlue2D_comb(xe_fsr_easu_source, p);
+}
+#include "../../../../third_party/FidelityFX-FSR/ffx-fsr/ffx_fsr1.h"