Add basic materials scene renderer proj

projects/CMakeLists.txt

@@ -16,6 +16,7 @@ project(projects)
 if (!PPX_ANDROID)
   add_subdirectory(sample_00_ppx_info)
 endif ()
+
 add_subdirectory(sample_01_triangle)
 add_subdirectory(sample_02_triangle_spinning)
 add_subdirectory(sample_03_square_textured)
@@ -45,6 +46,7 @@ add_subdirectory(push_descriptors)
 add_subdirectory(mipmap_demo)
 add_subdirectory(gltf)
 add_subdirectory(dynamic_rendering)
+add_subdirectory(gltf_basic_materials)
 add_subdirectory(alloc)
 add_subdirectory(fishtornado)
 add_subdirectory(fluid_simulation)

projects/gltf_basic_materials/CMakeLists.txt

@@ -0,0 +1,30 @@
+# Copyright 2023 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+cmake_minimum_required(VERSION 3.0 FATAL_ERROR)
+
+project(31_gltf_basic_materials)
+
+add_samples_for_all_apis(
+    NAME ${PROJECT_NAME}
+    SOURCES
+    "GltfBasicMaterials.h"
+    "GltfBasicMaterials.cpp"
+    "main.cpp"
+    SHADER_DEPENDENCIES 
+    "shader_scene_renderer_vertex_material_vertex"
+    "shader_scene_renderer_material_error"
+    "shader_scene_renderer_material_debug"
+    "shader_scene_renderer_material_unlit"
+    "shader_scene_renderer_material_standard"
+)

projects/gltf_basic_materials/GltfBasicMaterials.h

@@ -0,0 +1,62 @@
+// Copyright 2023 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef GLTF_BASIC_MATERIALS_H
+#define GLTF_BASIC_MATERIALS_H
+
+#include "ppx/ppx.h"
+#include "ppx/scene/scene_material.h"
+#include "ppx/scene/scene_mesh.h"
+#include "ppx/scene/scene_pipeline_args.h"
+
+#include <unordered_map>
+
+class GltfBasicMaterialsApp
+    : public ppx::Application
+{
+public:
+    virtual void Config(ppx::ApplicationSettings& settings) override;
+    virtual void Setup() override;
+    virtual void Shutdown() override;
+    virtual void Render() override;
+
+private:
+    struct PerFrame
+    {
+        ppx::grfx::CommandBufferPtr cmd;
+        ppx::grfx::SemaphorePtr     imageAcquiredSemaphore;
+        ppx::grfx::FencePtr         imageAcquiredFence;
+        ppx::grfx::SemaphorePtr     renderCompleteSemaphore;
+        ppx::grfx::FencePtr         renderCompleteFence;
+    };
+
+    std::vector<PerFrame>           mPerFrame;
+    ppx::grfx::ShaderModulePtr      mVS;
+    ppx::grfx::ShaderModulePtr      mPS;
+    ppx::grfx::PipelineInterfacePtr mPipelineInterface;
+    ppx::grfx::GraphicsPipelinePtr  mStandardMaterialPipeline = nullptr;
+    ppx::grfx::GraphicsPipelinePtr  mUnlitMaterialPipeline    = nullptr;
+    ppx::grfx::GraphicsPipelinePtr  mErrorMaterialPipeline    = nullptr;
+
+    ppx::scene::Scene*                mScene        = nullptr;
+    ppx::scene::MaterialPipelineArgs* mPipelineArgs = nullptr;
+
+    std::unordered_map<const ppx::scene::Material*, uint32_t>                     mMaterialIndexMap;
+    std::unordered_map<const ppx::scene::Material*, ppx::grfx::GraphicsPipeline*> mMaterialPipelineMap;
+
+    ppx::grfx::TexturePtr mIBLIrrMap;
+    ppx::grfx::TexturePtr mIBLEnvMap;
+};
+
+#endif // GLTF_BASIC_MATERIALS_H

projects/gltf_basic_materials/main.cpp

@@ -0,0 +1,17 @@
+// Copyright 2023 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "GltfBasicMaterials.h"
+
+SETUP_APPLICATION(GltfBasicMaterialsApp)

third_party/assets/poly_haven/ibl/abandoned_workshop_02_4k.ibl

@@ -0,0 +1 @@
+"abandoned_workshop_02_4k_irr.hdr" "abandoned_workshop_02_4k_env.hdr" 4096 2048 7