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glsl/glasm: Pass and use scaling parameters in shaders

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This commit is contained in:
ReinUsesLisp 2021-07-31 03:04:08 -03:00 committed by Fernando Sahmkow
parent 4a512d6827
commit cfeb161c7e
9 changed files with 51 additions and 28 deletions
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3
src/shader_recompiler/backend/glasm/emit_glasm.cpp
View file

@ -448,6 +448,9 @@ std::string EmitGLASM(const Profile& profile, const RuntimeInfo& runtime_info, I
header += fmt::format("SHARED_MEMORY {};", program.shared_memory_size);
header += fmt::format("SHARED shared_mem[]={{program.sharedmem}};");
}
if (program.info.uses_rescaling_uniform) {
header += "PARAM scaling[1]={program.local[0..0]};";
}
header += "TEMP ";
for (size_t index = 0; index < ctx.reg_alloc.NumUsedRegisters(); ++index) {
header += fmt::format("R{},", index);

5
src/shader_recompiler/backend/glasm/emit_glasm_image.cpp
View file

@ -612,8 +612,9 @@ void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& inde
if (!index.IsImmediate()) {
throw NotImplementedException("Non-constant texture rescaling");
}
UNIMPLEMENTED();
ctx.Add("MOV.S {}.x,-1;", inst);
ctx.Add("AND.U RC.x,scaling[0].x,{};"
"SNE.S {},RC.x,0;",
1u << index.U32(), ctx.reg_alloc.Define(inst));
}
void EmitImageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,

2
src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp
View file

@ -211,7 +211,7 @@ void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
}
void EmitResolutionDownFactor(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.F {}.x,program.env[0].x;", inst);
ctx.Add("MOV.F {}.x,scaling[0].y;", inst);
}
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {

2
src/shader_recompiler/backend/glsl/emit_context.cpp
View file

@ -394,7 +394,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
}
}
if (info.uses_rescaling_uniform) {
header += "layout(location=0) uniform float down_factor;";
header += "layout(location=0) uniform vec4 scaling;";
}
DefineConstantBuffers(bindings);
DefineStorageBuffers(bindings);

2
src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
View file

@ -446,7 +446,7 @@ void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
}
void EmitResolutionDownFactor(EmitContext& ctx, IR::Inst& inst) {
ctx.AddF32("{}=down_factor;", inst);
ctx.AddF32("{}=scaling.y;", inst);
}
void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, std::string_view word_offset) {

4
src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
View file

@ -616,8 +616,8 @@ void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& inde
if (!index.IsImmediate()) {
throw NotImplementedException("Non-constant texture rescaling");
}
UNIMPLEMENTED();
ctx.AddU1("{}=true;", inst);
const u32 image_index{index.U32()};
ctx.AddU1("{}=(ftou(scaling.x)&{})!=0;", inst, 1u << image_index);
}
void EmitBindlessImageSampleImplicitLod(EmitContext&) {

23
src/video_core/renderer_opengl/gl_compute_pipeline.cpp
View file

@ -148,14 +148,8 @@ void ComputePipeline::Configure() {
const f32 down_factor{is_rescaling ? config_down_factor : 1.0f};
if (assembly_program.handle != 0) {
program_manager.BindComputeAssemblyProgram(assembly_program.handle);
if (info.uses_rescaling_uniform) {
glProgramEnvParameter4fARB(GL_COMPUTE_PROGRAM_NV, 0, down_factor, 0.0f, 0.0f, 1.0f);
}
} else {
program_manager.BindComputeProgram(source_program.handle);
if (info.uses_rescaling_uniform) {
glProgramUniform1f(source_program.handle, 0, down_factor);
}
}
buffer_cache.UnbindComputeTextureBuffers();
size_t texbuf_index{};
@ -187,10 +181,16 @@ void ComputePipeline::Configure() {
texture_binding += num_texture_buffers;
image_binding += num_image_buffers;
u32 scaling_mask{};
for (const auto& desc : info.texture_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
ImageView& image_view{texture_cache.GetImageView((views_it++)->id)};
textures[texture_binding++] = image_view.Handle(desc.type);
textures[texture_binding] = image_view.Handle(desc.type);
if (True(texture_cache.GetImage(image_view.image_id).flags &
VideoCommon::ImageFlagBits::Rescaled)) {
scaling_mask |= 1u << texture_binding;
}
++texture_binding;
}
}
for (const auto& desc : info.image_descriptors) {
@ -202,6 +202,15 @@ void ComputePipeline::Configure() {
images[image_binding++] = image_view.StorageView(desc.type, desc.format);
}
}
if (info.uses_rescaling_uniform) {
const f32 float_scaling_mask{Common::BitCast<f32>(scaling_mask)};
if (assembly_program.handle != 0) {
glProgramLocalParameter4fARB(GL_COMPUTE_PROGRAM_NV, 0, float_scaling_mask, 0.0f, 0.0f,
0.0f);
} else {
glProgramUniform4f(source_program.handle, 0, float_scaling_mask, 0.0f, 0.0f, 0.0f);
}
}
if (texture_binding != 0) {
ASSERT(texture_binding == sampler_binding);
glBindTextures(0, texture_binding, textures.data());

36
src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
View file

@ -444,23 +444,11 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
WaitForBuild();
}
const bool use_assembly{assembly_programs[0].handle != 0};
const bool is_rescaling{texture_cache.IsRescaling()};
const f32 config_down_factor{Settings::values.resolution_info.down_factor};
const f32 down_factor{is_rescaling ? config_down_factor : 1.0f};
if (use_assembly) {
program_manager.BindAssemblyPrograms(assembly_programs, enabled_stages_mask);
} else {
program_manager.BindSourcePrograms(source_programs);
}
for (size_t stage = 0; stage < source_programs.size(); ++stage) {
if (stage_infos[stage].uses_rescaling_uniform) {
if (use_assembly) {
glProgramEnvParameter4fARB(AssemblyStage(stage), 0, down_factor, 0.0f, 0.0f, 1.0f);
} else {
glProgramUniform1f(source_programs[stage].handle, 0, down_factor);
}
}
}
const VideoCommon::ImageViewInOut* views_it{views.data()};
GLsizei texture_binding = 0;
GLsizei image_binding = 0;
@ -476,11 +464,20 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
views_it += num_texture_buffers[stage];
views_it += num_image_buffers[stage];
u32 scaling_mask{};
u32 stage_texture_binding{};
const auto& info{stage_infos[stage]};
for (const auto& desc : info.texture_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
ImageView& image_view{texture_cache.GetImageView((views_it++)->id)};
textures[texture_binding++] = image_view.Handle(desc.type);
textures[texture_binding] = image_view.Handle(desc.type);
if (True(texture_cache.GetImage(image_view.image_id).flags &
VideoCommon::ImageFlagBits::Rescaled)) {
scaling_mask |= 1u << stage_texture_binding;
}
++texture_binding;
++stage_texture_binding;
}
}
for (const auto& desc : info.image_descriptors) {
@ -492,6 +489,19 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
images[image_binding++] = image_view.StorageView(desc.type, desc.format);
}
}
if (info.uses_rescaling_uniform) {
const f32 float_scaling_mask{Common::BitCast<f32>(scaling_mask)};
const bool is_rescaling{texture_cache.IsRescaling()};
const f32 config_down_factor{Settings::values.resolution_info.down_factor};
const f32 down_factor{is_rescaling ? config_down_factor : 1.0f};
if (use_assembly) {
glProgramLocalParameter4fARB(AssemblyStage(stage), 0, float_scaling_mask,
down_factor, 0.0f, 0.0f);
} else {
glProgramUniform4f(source_programs[stage].handle, 0, float_scaling_mask,
down_factor, 0.0f, 0.0f);
}
}
}};
if constexpr (Spec::enabled_stages[0]) {
prepare_stage(0);

2
src/video_core/renderer_opengl/gl_texture_cache.h
View file

@ -210,7 +210,7 @@ private:
GLenum gl_internal_format = GL_NONE;
GLenum gl_format = GL_NONE;
GLenum gl_type = GL_NONE;
TextureCacheRuntime* runtime;
TextureCacheRuntime* runtime{};
};
class ImageView : public VideoCommon::ImageViewBase {