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image: Remove assumed lod in image samples

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This commits breaks the API. Depth image samples assumed a lod operand,
this made using Grad samples clumsy to use.
This commit is contained in:
ReinUsesLisp 2019-12-15 18:23:59 -03:00
parent 88d37bedf0
commit 9f4d057aa2
2 changed files with 14 additions and 21 deletions
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27
include/sirit/sirit.h
View file

@ -767,14 +767,14 @@ public:
/// Sample an image using an explicit level of detail. /// Sample an image using an explicit level of detail.
Id OpImageSampleExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id OpImageSampleExplicitLod(Id result_type, Id sampled_image, Id coordinate,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands,
const std::vector<Id>& operands = {}); const std::vector<Id>& operands = {});
/// Sample an image using an explicit level of detail. /// Sample an image using an explicit level of detail.
template <typename... Ts> template <typename... Ts>
Id OpImageSampleExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id OpImageSampleExplicitLod(Id result_type, Id sampled_image, Id coordinate,
spv::ImageOperandsMask image_operands, Id lod, Ts&&... operands) { spv::ImageOperandsMask image_operands, Ts&&... operands) {
return OpImageSampleExplicitLod(result_type, sampled_image, coordinate, image_operands, lod, return OpImageSampleExplicitLod(result_type, sampled_image, coordinate, image_operands,
{operands...}); {operands...});
} }
@ -793,16 +793,15 @@ public:
/// Sample an image doing depth-comparison using an explicit level of detail. /// Sample an image doing depth-comparison using an explicit level of detail.
Id OpImageSampleDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref, Id OpImageSampleDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands,
const std::vector<Id>& operands = {}); const std::vector<Id>& operands = {});
/// Sample an image doing depth-comparison using an explicit level of detail. /// Sample an image doing depth-comparison using an explicit level of detail.
template <typename... Ts> template <typename... Ts>
Id OpImageSampleDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref, Id OpImageSampleDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands, Ts&&... operands) {
Ts&&... operands) {
return OpImageSampleDrefExplicitLod(result_type, sampled_image, coordinate, dref, return OpImageSampleDrefExplicitLod(result_type, sampled_image, coordinate, dref,
image_operands, lod, {operands...}); image_operands, {operands...});
} }
/// Sample an image with with a project coordinate and an implicit level of detail. /// Sample an image with with a project coordinate and an implicit level of detail.
@ -820,16 +819,15 @@ public:
/// Sample an image with a project coordinate using an explicit level of detail. /// Sample an image with a project coordinate using an explicit level of detail.
Id OpImageSampleProjExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id OpImageSampleProjExplicitLod(Id result_type, Id sampled_image, Id coordinate,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands,
const std::vector<Id>& operands = {}); const std::vector<Id>& operands = {});
/// Sample an image with a project coordinate using an explicit level of detail. /// Sample an image with a project coordinate using an explicit level of detail.
template <typename... Ts> template <typename... Ts>
Id OpImageSampleProjExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id OpImageSampleProjExplicitLod(Id result_type, Id sampled_image, Id coordinate,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands, Ts&&... operands) {
Ts&&... operands) {
return OpImageSampleProjExplicitLod(result_type, sampled_image, coordinate, image_operands, return OpImageSampleProjExplicitLod(result_type, sampled_image, coordinate, image_operands,
lod, {operands...}); {operands...});
} }
/// Sample an image with a project coordinate, doing depth-comparison, with an implicit level of /// Sample an image with a project coordinate, doing depth-comparison, with an implicit level of
@ -850,17 +848,16 @@ public:
/// Sample an image with a project coordinate, doing depth-comparison, using an explicit level /// Sample an image with a project coordinate, doing depth-comparison, using an explicit level
/// of detail. /// of detail.
Id OpImageSampleProjDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref, Id OpImageSampleProjDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands,
const std::vector<Id>& operands = {}); const std::vector<Id>& operands = {});
/// Sample an image with a project coordinate, doing depth-comparison, using an explicit level /// Sample an image with a project coordinate, doing depth-comparison, using an explicit level
/// of detail. /// of detail.
template <typename... Ts> template <typename... Ts>
Id OpImageSampleProjDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref, Id OpImageSampleProjDrefExplicitLod(Id result_type, Id sampled_image, Id coordinate, Id dref,
spv::ImageOperandsMask image_operands, Id lod, spv::ImageOperandsMask image_operands, Ts&&... operands) {
Ts&&... operands) {
return OpImageSampleProjDrefExplicitLod(result_type, sampled_image, coordinate, dref, return OpImageSampleProjDrefExplicitLod(result_type, sampled_image, coordinate, dref,
image_operands, lod, {operands...}); image_operands, {operands...});
} }
/// Fetch a single texel from an image whose Sampled operand is 1. /// Fetch a single texel from an image whose Sampled operand is 1.

8
src/instructions/image.cpp
View file

@ -31,13 +31,11 @@ static void AddImageOperands(Op* op, std::optional<spv::ImageOperandsMask> image
#define DEFINE_IMAGE_EXP_OP(opcode) \ #define DEFINE_IMAGE_EXP_OP(opcode) \
Id Module::opcode(Id result_type, Id sampled_image, Id coordinate, \ Id Module::opcode(Id result_type, Id sampled_image, Id coordinate, \
spv::ImageOperandsMask image_operands, Id lod, \ spv::ImageOperandsMask image_operands, const std::vector<Id>& operands) { \
const std::vector<Id>& operands) { \
auto op{std::make_unique<Op>(spv::Op::opcode, bound++, result_type)}; \ auto op{std::make_unique<Op>(spv::Op::opcode, bound++, result_type)}; \
op->Add(sampled_image); \ op->Add(sampled_image); \
op->Add(coordinate); \ op->Add(coordinate); \
op->Add(static_cast<u32>(image_operands)); \ op->Add(static_cast<u32>(image_operands)); \
op->Add(lod); \
op->Add(operands); \ op->Add(operands); \
return AddCode(std::move(op)); \ return AddCode(std::move(op)); \
} }
@ -56,14 +54,12 @@ static void AddImageOperands(Op* op, std::optional<spv::ImageOperandsMask> image
#define DEFINE_IMAGE_EXTRA_EXP_OP(opcode) \ #define DEFINE_IMAGE_EXTRA_EXP_OP(opcode) \
Id Module::opcode(Id result_type, Id sampled_image, Id coordinate, Id extra, \ Id Module::opcode(Id result_type, Id sampled_image, Id coordinate, Id extra, \
spv::ImageOperandsMask image_operands, Id lod, \ spv::ImageOperandsMask image_operands, const std::vector<Id>& operands) { \
const std::vector<Id>& operands) { \
auto op{std::make_unique<Op>(spv::Op::opcode, bound++, result_type)}; \ auto op{std::make_unique<Op>(spv::Op::opcode, bound++, result_type)}; \
op->Add(sampled_image); \ op->Add(sampled_image); \
op->Add(coordinate); \ op->Add(coordinate); \
op->Add(extra); \ op->Add(extra); \
op->Add(static_cast<u32>(image_operands)); \ op->Add(static_cast<u32>(image_operands)); \
op->Add(lod); \
op->Add(operands); \ op->Add(operands); \
return AddCode(std::move(op)); \ return AddCode(std::move(op)); \
} }