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vulkan: default the scaled-resolve texture-load fast paths off

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This commit is contained in:
mchughalex 2026-07-21 05:24:35 +01:00
parent aa0f046ecf
commit 2a234c6b7c
1 changed files with 6 additions and 4 deletions
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10
src/graphics/vulkan/texture_cache.cpp
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@ -47,17 +47,19 @@ REXCVAR_DEFINE_INT32(vulkan_debug_log_3d_as_2d_remaining, 0, "GPU/Vulkan",
.lifecycle(rex::cvar::Lifecycle::kHotReload)
.debug_only();
REXCVAR_DEFINE_BOOL(vulkan_texel_buffer_texture_loads, true, "GPU/Vulkan",
REXCVAR_DEFINE_BOOL(vulkan_texel_buffer_texture_loads, false, "GPU/Vulkan",
"Read guest texture data through uniform texel buffers instead of raw "
"storage buffer loads where a texel-buffer variant of the load shader is "
"available - much faster for the tiled access pattern on some hosts")
"available - much faster for the tiled access pattern on some hosts, but "
"reported to regress badly on others; off by default")
.lifecycle(rex::cvar::Lifecycle::kHotReload);
REXCVAR_DEFINE_BOOL(vulkan_storage_image_texture_loads, true, "GPU/Vulkan",
REXCVAR_DEFINE_BOOL(vulkan_storage_image_texture_loads, false, "GPU/Vulkan",
"Write guest texture data directly from the load shader through a storage "
"image where a variant of the load shader is available, instead of going "
"through an intermediate buffer and a buffer-to-image copy - the copy is "
"several times slower than device bandwidth on some hosts")
"several times slower than device bandwidth on some hosts, but reported to "
"regress badly on others; off by default")
.lifecycle(rex::cvar::Lifecycle::kHotReload);
namespace rex::graphics::vulkan {