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Misc: Update copyright headers

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This commit is contained in:
Stenzek
2024-09-01 22:08:31 +10:00
parent aa955b8ae2
commit 7f4e5d55db
486 changed files with 1700 additions and 2421 deletions
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33
src/core/gpu_hw_shadergen.cpp
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@ -1,5 +1,8 @@
// SPDX-FileCopyrightText: 2019-2024 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
// SPDX-License-Identifier: CC-BY-NC-ND-4.0
//
// NOTE: Some parts of this file have more permissive licenses. They are marked appropriately.
//
#include "gpu_hw_shadergen.h"
@ -8,11 +11,11 @@
GPU_HW_ShaderGen::GPU_HW_ShaderGen(RenderAPI render_api, u32 resolution_scale, u32 multisamples,
bool per_sample_shading, bool true_color, bool scaled_dithering,
bool write_mask_as_depth, bool disable_color_perspective,
bool supports_dual_source_blend, bool supports_framebuffer_fetch, bool debanding)
bool supports_dual_source_blend, bool supports_framebuffer_fetch)
: ShaderGen(render_api, GetShaderLanguageForAPI(render_api), supports_dual_source_blend, supports_framebuffer_fetch),
m_resolution_scale(resolution_scale), m_multisamples(multisamples), m_per_sample_shading(per_sample_shading),
m_true_color(true_color), m_scaled_dithering(scaled_dithering), m_write_mask_as_depth(write_mask_as_depth),
m_disable_color_perspective(disable_color_perspective), m_debanding(debanding)
m_disable_color_perspective(disable_color_perspective)
{
}
@ -727,8 +730,6 @@ std::string GPU_HW_ShaderGen::GenerateBatchFragmentShader(
DefineMacro(ss, "PALETTE_8_BIT", texture_mode == GPU_HW::BatchTextureMode::Palette8Bit);
DefineMacro(ss, "DITHERING", dithering);
DefineMacro(ss, "DITHERING_SCALED", m_scaled_dithering);
// Debanding requires true color to work correctly.
DefineMacro(ss, "DEBANDING", m_true_color && m_debanding);
DefineMacro(ss, "INTERLACING", interlacing);
DefineMacro(ss, "TRUE_COLOR", m_true_color);
DefineMacro(ss, "TEXTURE_FILTERING", texture_filtering != GPUTextureFilter::Nearest);
@ -861,24 +862,6 @@ float4 SampleFromVRAM(TEXPAGE_VALUE texpage, float2 coords)
}
#endif
// From https://alex.vlachos.com/graphics/Alex_Vlachos_Advanced_VR_Rendering_GDC2015.pdf
// and https://www.shadertoy.com/view/MslGR8 (5th one starting from the bottom)
// NOTE: `frag_coord` is in pixels (i.e. not normalized UV).
float3 ApplyDebanding(float2 frag_coord)
{
#if DEBANDING
// Iestyn's RGB dither (7 asm instructions) from Portal 2 X360, slightly modified for VR.
float ditherc = dot(vec2(171.0, 231.0), frag_coord);
float3 dither = float3(ditherc, ditherc, ditherc);
dither = fract(dither / float3(103.0, 71.0, 97.0));
// Subtract 0.5 to avoid slightly brightening the whole viewport.
return (dither - 0.5) / 255.0;
#else
return float3(0.0, 0.0, 0.0);
#endif
}
)";
const u32 num_fragment_outputs = use_rov ? 0 : (use_dual_source ? 2 : 1);
@ -913,7 +896,7 @@ float3 ApplyDebanding(float2 frag_coord)
ss << R"(
{
uint3 vertcol = uint3(v_col0.rgb * float3(255.0, 255.0, 255.0) + ApplyDebanding(v_pos.xy));
uint3 vertcol = uint3(v_col0.rgb * float3(255.0, 255.0, 255.0));
uint2 fragpos = uint2(v_pos.xy);
bool semitransparent;
@ -956,7 +939,7 @@ float3 ApplyDebanding(float2 frag_coord)
icolor = min(icolor >> 3, uint3(31u, 31u, 31u));
#endif
#else
icolor = uint3(texcol.rgb * float3(255.0, 255.0, 255.0) + ApplyDebanding(v_pos.xy));
icolor = uint3(texcol.rgb * float3(255.0, 255.0, 255.0));
icolor = (icolor * vertcol) >> 7;
#if DITHERING
icolor = ApplyDithering(fragpos, icolor);