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[dxbc] Fixed image size query for multisampled images

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This commit is contained in:
Philip Rebohle 2018-02-04 18:08:18 +01:00
parent d0201a1bab
commit 76d48fcdf5
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1 changed files with 24 additions and 42 deletions
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66
src/dxbc/dxbc_compiler.cpp
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@ -2197,41 +2197,14 @@ namespace dxvk {
const DxbcRegisterValue mipLod = emitRegisterLoad(
ins.src[0], DxbcRegMask(true, false, false, false));
// Image type, which stores the image dimensions etc.
const uint32_t imageDim = [&] {
switch (resourceInfo.image.dim) {
case spv::Dim1D: return 1;
case spv::Dim2D: return 2;
case spv::Dim3D: return 3;
case spv::DimCube: return 2;
default: throw DxvkError("DxbcCompiler: resinfo: Unsupported image dim");
}
}();
const DxbcScalarType returnType = resinfoType == DxbcResinfoType::Uint
? DxbcScalarType::Uint32 : DxbcScalarType::Float32;
// Load the image variable itself
const uint32_t imageId = m_module.opLoad(
resourceInfo.typeId, resourceInfo.varId);
// Query image size. This will be written to the
// first components of the destination register.
DxbcRegisterValue imageSize;
imageSize.type.ctype = DxbcScalarType::Uint32;
imageSize.type.ccount = imageDim + resourceInfo.image.array;
imageSize.id = m_module.opImageQuerySizeLod(
getVectorTypeId(imageSize.type),
imageId, mipLod.id);
// Query image levels. This will be written to
// the w component of the destination register.
DxbcRegisterValue imageLevels;
imageLevels.type.ctype = DxbcScalarType::Uint32;
imageLevels.type.ccount = 1;
imageLevels.id = m_module.opImageQueryLevels(
getVectorTypeId(imageLevels.type),
imageId);
// Query the size of the selected mip level, as well as the
// total number of mip levels. We will have to combine the
// result into a four-component vector later.
DxbcRegisterValue imageSize = emitQueryTextureSize(ins.src[1], mipLod);
DxbcRegisterValue imageLevels = emitQueryTextureLods(ins.src[1]);
// Convert intermediates to the requested type
if (returnType == DxbcScalarType::Float32) {
@ -2249,13 +2222,15 @@ namespace dxvk {
// If the selected return type is rcpFloat, we need
// to compute the reciprocal of the image dimensions,
// but not the array size, so we need to separate it.
const uint32_t imageCoordDim = imageSize.type.ccount;
DxbcRegisterValue imageLayers;
imageLayers.type = imageSize.type;
imageLayers.id = 0;
if (resinfoType == DxbcResinfoType::RcpFloat && resourceInfo.image.array) {
imageLayers = emitRegisterExtract(imageSize, DxbcRegMask::select(imageDim));
imageSize = emitRegisterExtract(imageSize, DxbcRegMask::firstN(imageDim));
imageLayers = emitRegisterExtract(imageSize, DxbcRegMask::select(imageCoordDim - 1));
imageSize = emitRegisterExtract(imageSize, DxbcRegMask::firstN(imageCoordDim - 1));
}
if (resinfoType == DxbcResinfoType::RcpFloat) {
@ -2278,12 +2253,12 @@ namespace dxvk {
if (imageLayers.id != 0)
vectorIds[numVectorIds++] = imageLayers.id;
if (imageDim + resourceInfo.image.array < 3) {
if (imageCoordDim < 3) {
const uint32_t zero = returnType == DxbcScalarType::Uint32
? m_module.constu32(0)
: m_module.constf32(0.0f);
for (uint32_t i = imageDim + resourceInfo.image.array; i < 3; i++)
for (uint32_t i = imageCoordDim; i < 3; i++)
vectorIds[numVectorIds++] = zero;
}
@ -3957,10 +3932,17 @@ namespace dxvk {
DxbcRegisterValue result;
result.type.ctype = DxbcScalarType::Uint32;
result.type.ccount = getTexCoordDim(info.image);
result.id = m_module.opImageQuerySizeLod(
getVectorTypeId(result.type),
m_module.opLoad(info.typeId, info.varId),
lod.id);
if (info.image.ms == 0) {
result.id = m_module.opImageQuerySizeLod(
getVectorTypeId(result.type),
m_module.opLoad(info.typeId, info.varId),
lod.id);
} else {
result.id = m_module.opImageQuerySize(
getVectorTypeId(result.type),
m_module.opLoad(info.typeId, info.varId));
}
return result;
}
@ -3976,8 +3958,8 @@ namespace dxvk {
const uint32_t typeId = getVectorTypeId(result.type);
result.id = m_module.opIAdd(typeId,
m_module.opIMul(typeId, structId.id, m_module.consti32(structStride / 4)),
m_module.opSDiv(typeId, structOffset.id, m_module.consti32(4)));
m_module.opIMul(typeId, structId.id, m_module.consti32(structStride / 4)),
m_module.opSDiv(typeId, structOffset.id, m_module.consti32(4)));
return result;
}