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Support more AOVs #78

Merged
Bogdan Nagirniak merged 11 commits from DagerD/blender:BLEN-462_3 into hydra-render 2023-07-29 14:45:16 +02:00
Conversation 0 Commits 11 Files Changed 11 +65 -40
6 changed files with 65 additions and 40 deletions
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Showing only changes of commit 199b37d7c3 - Show all commits

2
source/blender/render/hydra/engine.cc
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@ -87,7 +87,7 @@ void Engine::sync(Depsgraph *depsgraph, bContext *context)
hydra_scene_delegate_ = std::make_unique<io::hydra::HydraSceneDelegate>(
render_index_.get(), scene_path, scene_delegate_settings_);
}
hydra_scene_delegate_->populate(depsgraph, CTX_wm_view3d(context));
hydra_scene_delegate_->populate(depsgraph, context ? CTX_wm_view3d(context) : nullptr);
}
else {
/* Slow USD export for reference. */

5
source/blender/render/hydra/final_engine.cc
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@ -66,8 +66,6 @@ void FinalEngine::render(Depsgraph *depsgraph)
}
}
render_task_delegate_->bind();
pxr::HdTaskSharedPtrVector tasks;
if (light_tasks_delegate_) {
if (scene->r.alphamode != R_ALPHAPREMUL) {
@ -76,6 +74,9 @@ void FinalEngine::render(Depsgraph *depsgraph)
tasks.push_back(light_tasks_delegate_->simple_task());
}
tasks.push_back(render_task_delegate_->task());
render_task_delegate_->bind();
engine_->Execute(render_index_.get(), &tasks);
char elapsed_time[32];

40
source/blender/render/hydra/render_task_delegate.cc
View File

@ -120,6 +120,7 @@ void RenderTaskDelegate::add_aov(pxr::TfToken const &aov_key)
binding.aovName = aov_key;
binding.renderBufferId = buf_id;
binding.aovSettings = aov_desc.aovSettings;
binding.clearValue = pxr::VtValue(pxr::GfVec4f(0));
task_params_.aovBindings.push_back(binding);
render_index.GetChangeTracker().MarkTaskDirty(task_id_, pxr::HdChangeTracker::DirtyParams);
@ -147,8 +148,11 @@ void RenderTaskDelegate::read_aov(pxr::TfToken const &aov_key, GPUTexture *textu
if (!buffer) {
return;
}
eGPUDataFormat format = buffer->GetFormat() == pxr::HdFormat::HdFormatFloat16Vec4 ?
GPU_DATA_HALF_FLOAT :
GPU_DATA_FLOAT;
void *buf_data = buffer->Map();
GPU_texture_update(texture, GPU_DATA_FLOAT, buf_data);
GPU_texture_update(texture, format, buf_data);
buffer->Unmap();
}
@ -161,6 +165,17 @@ pxr::SdfPath RenderTaskDelegate::buffer_id(pxr::TfToken const &aov_key) const
return GetDelegateID().AppendElementString("aov_" + aov_key.GetString());
}
GPURenderTaskDelegate::~GPURenderTaskDelegate()
{
unbind();
if (tex_color_) {
GPU_texture_free(tex_color_);
}
if (tex_depth_) {
GPU_texture_free(tex_depth_);
}
}
void GPURenderTaskDelegate::set_viewport(pxr::GfVec4d const &viewport)
{
if (task_params_.viewport == viewport) {
@ -270,22 +285,33 @@ void GPURenderTaskDelegate::bind()
/* Workaround missing/buggy VAOs in hgiGL and hdSt. For OpenGL compatibility
* profile this is not a problem, but for core profile it is. */
if (GPU_backend_get_type() == GPU_BACKEND_OPENGL) {
if (VAO_ == 0) {
if (VAO_ == 0 && GPU_backend_get_type() == GPU_BACKEND_OPENGL) {
glGenVertexArrays(1, &VAO_);
}
glBindVertexArray(VAO_);
}
}
void GPURenderTaskDelegate::unbind()
{
if (GPU_backend_get_type() == GPU_BACKEND_OPENGL) {
if (VAO_) {
glDeleteVertexArrays(1, &VAO_);
VAO_ = 0;
}
if (framebuffer_) {
GPU_framebuffer_free(framebuffer_);
GPU_texture_free(tex_color_);
GPU_texture_free(tex_depth_);
framebuffer_ = nullptr;
}
}
GPUTexture *GPURenderTaskDelegate::aov_texture(pxr::TfToken const &aov_key)
{
if (aov_key == pxr::HdAovTokens->color) {
return tex_color_;
}
if (aov_key == pxr::HdAovTokens->depth) {
return tex_depth_;
}
return nullptr;
}
} // namespace blender::render::hydra

2
source/blender/render/hydra/render_task_delegate.h
View File

@ -52,6 +52,7 @@ class GPURenderTaskDelegate : public RenderTaskDelegate {
DagerD marked this conversation as resolved Outdated
Bogdan Nagirniak commented 2023-07-26 13:41:33 +02:00
Outdated
Review
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Looks like aov_task doesn't need.

Looks like aov_task doesn't need.
public:
using RenderTaskDelegate::RenderTaskDelegate;
~GPURenderTaskDelegate() override;
void set_viewport(pxr::GfVec4d const &viewport) override;
void add_aov(pxr::TfToken const &aov_key) override;
@ -59,6 +60,7 @@ class GPURenderTaskDelegate : public RenderTaskDelegate {
void read_aov(pxr::TfToken const &aov_key, GPUTexture *texture) override;
void bind() override;
void unbind() override;
GPUTexture *aov_texture(pxr::TfToken const &aov_key);
};
} // namespace blender::render::hydra

45
source/blender/render/hydra/viewport_engine.cc
View File

@ -183,18 +183,16 @@ void DrawTexture::write_data(int width, int height, const void *data)
width,
height,
1,
GPU_RGBA16F,
GPU_RGBA32F,
GPU_TEXTURE_USAGE_GENERAL,
(float *)data);
}
void DrawTexture::draw(GPUShader *shader, const pxr::GfVec4d &viewport)
void DrawTexture::draw(GPUShader *shader, const pxr::GfVec4d &viewport, GPUTexture *tex)
{
draw(shader, texture_, viewport);
if (!tex) {
tex = texture_;
}
void DrawTexture::draw(GPUShader *shader, GPUTexture *tex, const pxr::GfVec4d &viewport)
{
int slot = GPU_shader_get_sampler_binding(shader, "image");
GPU_texture_bind(tex, slot);
GPU_shader_uniform_1i(shader, "image", slot);
@ -237,20 +235,8 @@ void ViewportEngine::render(Depsgraph *depsgraph, bContext *context)
light_tasks_delegate_->set_viewport(viewport);
}
if ((bl_engine_->type->flag & RE_USE_GPU_CONTEXT) == 0) {
render_task_delegate_->add_aov(pxr::HdAovTokens->color);
}
/* Workaround missing/buggy VAOs in hgiGL and hdSt. For OpenGL compatibility
* profile this is not a problem, but for core profile it is. */
GLuint VAO;
if (GPU_backend_get_type() == GPU_BACKEND_OPENGL) {
glGenVertexArrays(1, &VAO);
glBindVertexArray(VAO);
}
GPUShader *shader = GPU_shader_get_builtin_shader(GPU_SHADER_3D_IMAGE);
GPU_shader_bind(shader);
render_task_delegate_->add_aov(pxr::HdAovTokens->depth);
pxr::HdTaskSharedPtrVector tasks;
if (light_tasks_delegate_) {
@ -260,9 +246,24 @@ void ViewportEngine::render(Depsgraph *depsgraph, bContext *context)
tasks.push_back(light_tasks_delegate_->simple_task());
}
tasks.push_back(render_task_delegate_->task());
GPUFrameBuffer *view_framebuffer = GPU_framebuffer_active_get();
render_task_delegate_->bind();
engine_->Execute(render_index_.get(), &tasks);
if ((bl_engine_->type->flag & RE_USE_GPU_CONTEXT) == 0) {
render_task_delegate_->unbind();
GPU_framebuffer_bind(view_framebuffer);
GPUShader *shader = GPU_shader_get_builtin_shader(GPU_SHADER_3D_IMAGE);
GPU_shader_bind(shader);
GPURenderTaskDelegate *gpu_task = dynamic_cast<GPURenderTaskDelegate *>(
render_task_delegate_.get());
if (gpu_task) {
draw_texture_.draw(shader, viewport, gpu_task->aov_texture(pxr::HdAovTokens->color));
}
else {
draw_texture_.write_data(view_settings.width(), view_settings.height(), nullptr);
render_task_delegate_->read_aov(pxr::HdAovTokens->color, draw_texture_.texture());
draw_texture_.draw(shader, viewport);
@ -270,10 +271,6 @@ void ViewportEngine::render(Depsgraph *depsgraph, bContext *context)
GPU_shader_unbind();
if (GPU_backend_get_type() == GPU_BACKEND_OPENGL) {
glDeleteVertexArrays(1, &VAO);
}
if (renderer_percent_done() == 0.0f) {
time_begin_ = PIL_check_seconds_timer();
}

3
source/blender/render/hydra/viewport_engine.h
View File

@ -23,8 +23,7 @@ class DrawTexture {
~DrawTexture();
void write_data(int width, int height, const void *data);
void draw(GPUShader *shader, const pxr::GfVec4d &viewport);
void draw(GPUShader *shader, GPUTexture *tex, const pxr::GfVec4d &viewport);
void draw(GPUShader *shader, const pxr::GfVec4d &viewport, GPUTexture *tex = nullptr);
GPUTexture *texture() const;
private: