GPU/HW: Support filtering with texture cache

This commit is contained in:
Stenzek 2024-11-25 13:23:39 +10:00
parent 0ae8fcced3
commit a804801a1b
No known key found for this signature in database
2 changed files with 36 additions and 25 deletions

View File

@ -822,11 +822,34 @@ uint2 FloatToIntegerCoords(float2 coords)
return uint2((UPSCALED == 0 || FORCE_ROUND_TEXCOORDS != 0) ? roundEven(coords) : floor(coords));
}
#if !PAGE_TEXTURE
#if PAGE_TEXTURE
float4 SampleFromPageTexture(float2 coords)
{
// Cached textures.
uint2 icoord = ApplyTextureWindow(FloatToIntegerCoords(coords));
#if UPSCALED
float2 fpart = frac(coords);
coords = (float2(icoord) + fpart);
#else
// Drop fractional part.
coords = float2(icoord);
#endif
// Normalize.
coords = coords * (1.0f / 256.0f);
return SAMPLE_TEXTURE(samp0, coords);
}
#endif
#if !PAGE_TEXTURE || TEXTURE_FILTERING
float4 SampleFromVRAM(TEXPAGE_VALUE texpage, float2 coords)
{
#if PALETTE
#if PAGE_TEXTURE
return SampleFromPageTexture(coords);
#elif PALETTE
uint2 icoord = ApplyTextureWindow(FloatToIntegerCoords(coords));
uint2 vicoord;
@ -875,26 +898,7 @@ float4 SampleFromVRAM(TEXPAGE_VALUE texpage, float2 coords)
#endif
}
#else
float4 SampleFromPageTexture(float2 coords)
{
// Cached textures.
uint2 icoord = ApplyTextureWindow(FloatToIntegerCoords(coords));
#if UPSCALED
float2 fpart = frac(coords);
coords = (float2(icoord) + fpart);
#else
// Drop fractional part.
coords = float2(icoord);
#endif
// Normalize.
coords = coords * (1.0f / 256.0f);
return SAMPLE_TEXTURE(samp0, coords);
}
#endif
#endif // !PAGE_TEXTURE || TEXTURE_FILTERING
#endif // TEXTURED
)";
@ -902,6 +906,9 @@ float4 SampleFromPageTexture(float2 coords)
const u32 num_fragment_outputs = use_rov ? 0 : (use_dual_source ? 2 : 1);
if (textured && page_texture)
{
if (texture_filtering != GPUTextureFilter::Nearest)
WriteBatchTextureFilter(ss, texture_filtering);
if (uv_limits)
{
DeclareFragmentEntryPoint(ss, 1, 1, {{"nointerpolation", "float4 v_uv_limits"}}, true, num_fragment_outputs,
@ -960,7 +967,7 @@ float4 SampleFromPageTexture(float2 coords)
#if TEXTURED
float4 texcol;
#if PAGE_TEXTURE
#if PAGE_TEXTURE && !TEXTURE_FILTERING
#if UV_LIMITS
texcol = SampleFromPageTexture(clamp(v_tex0, v_uv_limits.xy, v_uv_limits.zw));
#else
@ -971,7 +978,11 @@ float4 SampleFromPageTexture(float2 coords)
ialpha = 1.0;
#elif TEXTURE_FILTERING
#if PAGE_TEXTURE
FilteredSampleFromVRAM(int2(0, 0), v_tex0, v_uv_limits, texcol, ialpha);
#else
FilteredSampleFromVRAM(v_texpage, v_tex0, v_uv_limits, texcol, ialpha);
#endif
if (ialpha < 0.5)
discard;
#else

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@ -5,4 +5,4 @@
#include "common/types.h"
static constexpr u32 SHADER_CACHE_VERSION = 21;
static constexpr u32 SHADER_CACHE_VERSION = 22;