Multiple cgltf Nodes Import and Meshes, Skysphere

ex_util_gfxt_ext/cgltf_multiple_nodes/assets/meshes/sphere.gltf

@@ -0,0 +1,137 @@
+{
+	"asset":{
+		"generator":"Khronos glTF Blender I/O v4.1.63",
+		"version":"2.0"
+	},
+	"scene":0,
+	"scenes":[
+		{
+			"name":"Scene",
+			"nodes":[
+				0
+			]
+		}
+	],
+	"nodes":[
+		{
+			"mesh":0,
+			"name":"Sphere"
+		}
+	],
+	"materials":[
+		{
+			"doubleSided":true,
+			"name":"Material.002",
+			"pbrMetallicRoughness":{
+				"baseColorTexture":{
+					"index":0
+				},
+				"metallicFactor":0,
+				"roughnessFactor":0.5
+			}
+		}
+	],
+	"meshes":[
+		{
+			"name":"Sphere",
+			"primitives":[
+				{
+					"attributes":{
+						"POSITION":0,
+						"NORMAL":1,
+						"TEXCOORD_0":2
+					},
+					"indices":3,
+					"material":0
+				}
+			]
+		}
+	],
+	"textures":[
+		{
+			"sampler":0,
+			"source":0
+		}
+	],
+	"images":[
+		{
+			"mimeType":"image/png",
+			"name":"blue-sky",
+			"uri":"blue-sky.png"
+		}
+	],
+	"accessors":[
+		{
+			"bufferView":0,
+			"componentType":5126,
+			"count":151,
+			"max":[
+				1,
+				1,
+				1
+			],
+			"min":[
+				-0.9999999403953552,
+				-1,
+				-1
+			],
+			"type":"VEC3"
+		},
+		{
+			"bufferView":1,
+			"componentType":5126,
+			"count":151,
+			"type":"VEC3"
+		},
+		{
+			"bufferView":2,
+			"componentType":5126,
+			"count":151,
+			"type":"VEC2"
+		},
+		{
+			"bufferView":3,
+			"componentType":5123,
+			"count":672,
+			"type":"SCALAR"
+		}
+	],
+	"bufferViews":[
+		{
+			"buffer":0,
+			"byteLength":1812,
+			"byteOffset":0,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":1812,
+			"byteOffset":1812,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":1208,
+			"byteOffset":3624,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":1344,
+			"byteOffset":4832,
+			"target":34963
+		}
+	],
+	"samplers":[
+		{
+			"magFilter":9729,
+			"minFilter":9987
+		}
+	],
+	"buffers":[
+		{
+			"byteLength":6176,
+			"uri":"sphere.bin"
+		}
+	]
+}

ex_util_gfxt_ext/cgltf_multiple_nodes/assets/pipelines/pbr_basic.sf

@@ -0,0 +1,85 @@
+/*
+    TODO(john): Need a description of the .sf format here
+*/
+
+pipeline {
+
+    raster
+    {
+        primitive: TRIANGLES
+        index_buffer_element_size: UINT32
+    },
+
+    depth
+    {
+        func: LESS
+    },
+
+
+    shader {
+
+        vertex {
+
+            attributes {
+
+                /*
+                    Vertex layout required for this pipeline (for input assembler)
+
+                    fields:
+
+                    POSITION: 	      	float3
+                    TEXCOORD: 	      	float2
+                    TEXCOORD[0 - 12]: 	float2
+                    COLOR:    		uint8[4]
+                    NORMAL:   		float3
+                    TANGENT:  		float4
+                    JOINT:    		float4
+                    WEIGHT:   		float
+                    FLOAT: 		float
+                    FLOAT2: 		float2
+                    FLOAT3: 		float3
+                    FLOAT4: 		float4
+                */
+
+                POSITION : a_position
+                TEXCOORD : a_uv
+                COLOR    : a_color
+            },
+
+            uniforms {
+                mat4 u_mvp;
+            },
+
+            out {
+                vec2 uv;
+                vec3 position;
+            },
+
+            code {
+                void main() {
+                    gl_Position = u_mvp * vec4(a_position, 1.0);
+                    uv = a_uv;
+                    position = a_position;
+                }
+            }
+        },
+
+        fragment {
+
+            uniforms {
+                sampler2D u_base_col_tex;
+                vec4 u_base_col_fact;
+            },
+
+            out {
+                vec4 frag_color;
+            },
+
+            code {
+                void main() {
+                    frag_color = texture(u_base_col_tex, uv); // //
+                }
+            }
+        }
+    }
+}

ex_util_gfxt_ext/cgltf_multiple_nodes/assets/pipelines/sky_sphere.sf

@@ -0,0 +1,83 @@
+/*
+    TODO(john): Need a description of the .sf format here
+*/
+
+pipeline {
+
+    raster
+    {
+        primitive: TRIANGLES
+        index_buffer_element_size: UINT32
+    },
+
+    depth
+    {
+        func: ALWAYS
+    },
+
+
+    shader {
+
+        vertex {
+
+            attributes {
+
+                /*
+                    Vertex layout required for this pipeline (for input assembler)
+
+                    fields:
+
+                    POSITION: 	      	float3
+                    TEXCOORD: 	      	float2
+                    TEXCOORD[0 - 12]: 	float2
+                    COLOR:    		uint8[4]
+                    NORMAL:   		float3
+                    TANGENT:  		float4
+                    JOINT:    		float4
+                    WEIGHT:   		float
+                    FLOAT: 		float
+                    FLOAT2: 		float2
+                    FLOAT3: 		float3
+                    FLOAT4: 		float4
+                */
+
+                POSITION : a_position
+                TEXCOORD : a_uv
+                COLOR    : a_color
+            },
+
+            uniforms {
+                mat4 u_svp;
+            },
+
+            out {
+                vec2 uv;
+            },
+
+            code {
+                void main() {
+                    vec4 pos = u_svp * vec4(a_position, 1.0);
+                    uv = a_uv;
+                    gl_Position = pos.xyww;
+                }
+            }
+        },
+
+        fragment {
+
+            uniforms {
+                sampler2D u_tex;
+            },
+
+            out {
+                vec4 frag_color;
+            },
+
+            code {
+                void main() {
+                    frag_color = texture(u_tex, uv);
+                }
+            }
+        }
+    }
+}

ex_util_gfxt_ext/cgltf_multiple_nodes/proc/html5/emcc.sh

@@ -0,0 +1,34 @@
+#!bin/sh
+
+rm -rf bin
+mkdir bin
+cd bin
+
+proj_name=App
+proj_root_dir=$(pwd)/../
+
+flags=(
+    -O3 -w -s WASM=1 -s USE_WEBGL2=1 -s ASYNCIFY -s ALLOW_MEMORY_GROWTH=1 --preload-file ../assets
+)
+
+# Include directories
+inc=(
+    -I ../../../third_party/include/   # Gunslinger includes
+    -I ../external/                 # External includes
+)
+
+# Source files
+src=(
+    ../source/main.c
+)
+
+libs=(
+)
+
+# Build
+emcc ${inc[*]} ${src[*]} ${flags[*]} -o $proj_name.html
+
+cd ..
+
+
+

ex_util_gfxt_ext/cgltf_multiple_nodes/proc/linux/gcc.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+rm -rf bin
+mkdir bin
+cd bin
+
+proj_name=App
+proj_root_dir=$(pwd)/../
+
+flags=(
+	-std=gnu99 -Wl,--no-as-needed -ldl -lGL -lX11 -pthread -lXi
+)
+
+# Include directories
+inc=(
+	-I ../../../third_party/include/
+    -I ../external/
+)
+
+# Source files
+src=(
+	../source/main.c
+)
+
+# Build
+gcc -O3 ${inc[*]} ${src[*]} ${flags[*]} -lm -o ${proj_name}
+
+cd ..