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graphics: render packed 11-11-10 UNorm targets with exact rounding

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Co-authored-by: fxpw <fxpw@outlook.com>
This commit is contained in:
nmzik
2026-10-15 04:35:56 +02:00
parent fb213e8ae5
commit b4406b0467
11 changed files with 291 additions and 10 deletions
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src/graphics/host_gpu/renderer/image/textureCommon.cpp
+4 -1
View File
@@ -64,7 +64,10 @@ RenderTargetFormatInfo TextureGetRenderTargetFormat(Prospero::ChannelLayout layo
Prospero::ChannelOrder order) {
const auto encoding = Prospero::ResolveRenderTargetFormat(layout, type);
if (encoding.IsValid() && encoding.SupportsOrder(order)) {
const auto host_format = ResolveHostFormat(encoding.buffer_format, order);
const auto backing_format = encoding.buffer_format == Prospero::BufferFormat::k11_11_10UNorm
? Prospero::RemapTextureFormat(encoding.buffer_format)
: encoding.buffer_format;
const auto host_format = ResolveHostFormat(backing_format, order);
const auto bytes = Prospero::RenderTargetBytesPerElement(encoding.buffer_format);
if (host_format.format != vk::Format::eUndefined && bytes != 0) {
const auto order_mapping =
src/graphics/host_gpu/renderer/pipeline/pipelineCache.cpp
+26
View File
@@ -6,6 +6,7 @@
#include "common/logging/log.h"
#include "common/profiler.h"
#include "common/threads.h"
#include "graphics/guest_gpu/gpu_format.h"
#include "graphics/guest_gpu/hardwareContext.h"
#include "graphics/host_gpu/renderer/colorRenderTarget.h"
#include "graphics/host_gpu/renderer/debug.h"
@@ -681,6 +682,28 @@ PipelineCache::GraphicsPrograms PipelineCache::GetGraphicsPrograms(
ShaderParams pixel_params;
if (pixel_active) {
pixel_params = PrepareProgram(pixel_regs, sh, target_export_mapping, pixel_info);
for (uint32_t export_index = 0; export_index < 8u; export_index++) {
const auto slot = ShaderPixelExportTarget(pixel_info.target_shader_mask, export_index);
if (slot >= 8u || pixel_info.target_output_mode[export_index] == 0u) continue;
const auto& rt = context.GetRenderTarget(slot);
const auto target_mask = render_target_mask_slot(context.GetRenderTargetMask(), slot);
if (rt.base.addr == 0 || target_mask == 0u) continue;
const auto format = Prospero::ResolveRenderTargetFormat(rt.info.format, rt.info.channel_type);
if (format.buffer_format != Prospero::BufferFormat::k11_11_10UNorm) continue;
const auto mapping = pixel_info.target_export_mapping[export_index];
const auto shader_mask = render_target_mask_slot(pixel_info.target_shader_mask, slot);
const bool blend = context.GetBlendControl(slot).enable && !rt.info.blend_bypass;
if (blend || (mapping.ApplyMask(target_mask) & 7u) != 7u ||
(mapping.ApplyMask(shader_mask) & 7u) != 7u ||
pixel_info.target_output_mode[export_index] != 9u) {
EXIT("unsupported packed UNorm render-target export: slot=%u export=%u mode=%u "
"target_mask=0x%x shader_mask=0x%x mapping=0x%02x blend=%u\n",
slot, export_index, pixel_info.target_output_mode[export_index], target_mask,
shader_mask, mapping.packed, static_cast<uint32_t>(blend));
}
pixel_info.target_packed_unorm_mask |= 1u << export_index;
pixel_info.target_round_mode |= static_cast<uint8_t>(rt.info.round_mode) << export_index;
}
if (!mesh_active && !tess_active && Prospero::IsRectList(user_config.GetPrimType())) {
pixel_info.parameter_mode = ShaderPixelParameterMode::Rectangle;
} else if (context.GetModeControl().provoking_vtx_last) {
@@ -803,6 +826,9 @@ PipelineCache::Pipeline& PipelineCache::GetGraphicsPipeline(
EXIT_IF(!colors[i].image_id || colors[i].desc.view_info.format == vk::Format::eUndefined);
static_params.color_mask[slot] = colors[i].export_mapping.ApplyMask(
render_target_mask_slot(ctx.GetRenderTargetMask(), colors[i].target_slot));
if (colors[i].desc.info.guest_format == Prospero::BufferFormat::k11_11_10UNorm) {
static_params.color_mask[slot] = 1u;
}
rendering.color_formats[slot] = colors[i].desc.view_info.format;
if (attachment_samples == 0) {
attachment_samples = colors[i].desc.info.samples;