initial commit, 4.5 stable

thirdparty/amd-fsr2/shaders/ffx_fsr2_rcas_pass.glsl

@@ -0,0 +1,80 @@
+// This file is part of the FidelityFX SDK.
+//
+// Copyright (c) 2022-2023 Advanced Micro Devices, Inc. All rights reserved.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+//#version 450
+
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_samplerless_texture_functions : require
+// Needed for rw_upscaled_output declaration
+#extension GL_EXT_shader_image_load_formatted : require
+
+#define FSR2_BIND_SRV_INPUT_EXPOSURE        0
+#define FSR2_BIND_SRV_RCAS_INPUT            1
+#define FSR2_BIND_UAV_UPSCALED_OUTPUT       2
+#define FSR2_BIND_CB_FSR2                   3
+#define FSR2_BIND_CB_RCAS                   4
+
+#include "ffx_fsr2_callbacks_glsl.h"
+#include "ffx_fsr2_common.h"
+
+//Move to prototype shader!
+#if defined(FSR2_BIND_CB_RCAS)
+    layout (set = 1, binding = FSR2_BIND_CB_RCAS, std140) uniform cbRCAS_t
+    {
+        uvec4 rcasConfig;
+    } cbRCAS;
+
+    uvec4 RCASConfig()
+    {
+        return cbRCAS.rcasConfig;
+    }
+#else
+    uvec4 RCASConfig()
+    {
+        return uvec4(0);
+    }
+#endif
+
+vec4 LoadRCAS_Input(FfxInt32x2 iPxPos)
+{
+    return texelFetch(r_rcas_input, iPxPos, 0);
+}
+
+#include "ffx_fsr2_rcas.h"
+
+#ifndef FFX_FSR2_THREAD_GROUP_WIDTH
+#define FFX_FSR2_THREAD_GROUP_WIDTH 64
+#endif // #ifndef FFX_FSR2_THREAD_GROUP_WIDTH
+#ifndef FFX_FSR2_THREAD_GROUP_HEIGHT
+#define FFX_FSR2_THREAD_GROUP_HEIGHT 1
+#endif // #ifndef FFX_FSR2_THREAD_GROUP_HEIGHT
+#ifndef FFX_FSR2_THREAD_GROUP_DEPTH
+#define FFX_FSR2_THREAD_GROUP_DEPTH 1
+#endif // #ifndef FFX_FSR2_THREAD_GROUP_DEPTH
+#ifndef FFX_FSR2_NUM_THREADS
+#define FFX_FSR2_NUM_THREADS layout (local_size_x = FFX_FSR2_THREAD_GROUP_WIDTH, local_size_y = FFX_FSR2_THREAD_GROUP_HEIGHT, local_size_z = FFX_FSR2_THREAD_GROUP_DEPTH) in;
+#endif // #ifndef FFX_FSR2_NUM_THREADS
+
+FFX_FSR2_NUM_THREADS
+void main()
+{
+    RCAS(gl_LocalInvocationID.xyz, gl_WorkGroupID.xyz, gl_GlobalInvocationID.xyz);
+}