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-rw-r--r--src/resources/gltf.c232
1 files changed, 116 insertions, 116 deletions
diff --git a/src/resources/gltf.c b/src/resources/gltf.c
index c51e30d..e381954 100644
--- a/src/resources/gltf.c
+++ b/src/resources/gltf.c
@@ -21,24 +21,24 @@
#define CGLTF_IMPLEMENTATION
#include <cgltf.h>
-extern core g_core;
+extern Core g_core;
struct face {
cgltf_uint indices[3];
};
typedef struct face face;
-KITC_DECL_TYPED_ARRAY(vec3)
-KITC_DECL_TYPED_ARRAY(vec2)
-KITC_DECL_TYPED_ARRAY(vec4u)
-KITC_DECL_TYPED_ARRAY(vec4)
+KITC_DECL_TYPED_ARRAY(Vec3)
+KITC_DECL_TYPED_ARRAY(Vec2)
+KITC_DECL_TYPED_ARRAY(Vec4u)
+KITC_DECL_TYPED_ARRAY(Vec4)
KITC_DECL_TYPED_ARRAY(face)
// KITC_DECL_TYPED_ARRAY(joint)
-bool model_load_gltf_str(const char *file_string, const char *filepath, str8 relative_path,
- model *out_model, bool invert_textures_y);
+bool model_load_gltf_str(const char *file_string, const char *filepath, Str8 relative_path,
+ Model *out_model, bool invert_textures_y);
-model_handle model_load_gltf(const char *path, bool invert_texture_y) {
+ModelHandle model_load_gltf(const char *path, bool invert_texture_y) {
size_t arena_size = 1024;
arena scratch = arena_create(malloc(arena_size), arena_size);
@@ -49,22 +49,22 @@ model_handle model_load_gltf(const char *path, bool invert_texture_y) {
}
const char *file_string = string_from_file(path);
- model_handle handle;
- model *model = model_pool_alloc(&g_core.models, &handle);
- model->name = str8_cstr_view(path);
- model->meshes = mesh_darray_new(1);
- model->materials = material_darray_new(1);
+ ModelHandle handle;
+ // modfl *model = model_pool_alloc(&g_core.models, &handle);
+ // model->name = str8_cstr_view(path);
+ // model->meshes = mesh_darray_new(1);
+ // model->materials = material_darray_new(1);
- bool success =
- model_load_gltf_str(file_string, path, relative_path.path, model, invert_texture_y);
+ // bool success =
+ // model_load_gltf_str(file_string, path, relative_path.path, model, invert_texture_y);
- if (!success) {
- FATAL("Couldnt load GLTF file at path %s", path);
- ERROR_EXIT("Load fails are considered crash-worthy right now. This will change later.\n");
- }
+ // if (!success) {
+ // FATAL("Couldnt load GLTF file at path %s", path);
+ // ERROR_EXIT("Load fails are considered crash-worthy right now. This will change later.\n");
+ // }
- arena_free_all(&scratch);
- arena_free_storage(&scratch);
+ // arena_free_all(&scratch);
+ // arena_free_storage(&scratch);
return handle;
}
@@ -85,31 +85,31 @@ typedef struct model {
u32 mesh_count;
} model;
*/
-bool model_load_gltf_str(const char *file_string, const char *filepath, str8 relative_path,
- model *out_model, bool invert_textures_y) {
- TRACE("Load GLTF from string");
-
- // Setup temps
- vec3_darray *tmp_positions = vec3_darray_new(1000);
- vec3_darray *tmp_normals = vec3_darray_new(1000);
- vec2_darray *tmp_uvs = vec2_darray_new(1000);
- vec4u_darray *tmp_joint_indices = vec4u_darray_new(1000);
- vec4_darray *tmp_weights = vec4_darray_new(1000);
- // FIXME
- // joint_darray *tmp_joints = joint_darray_new(256);
- // vertex_bone_data_darray *tmp_vertex_bone_data = vertex_bone_data_darray_new(1000);
-
- cgltf_options options = { 0 };
+bool model_load_gltf_str(const char *file_string, const char *filepath, Str8 relative_path,
+ Model *out_model, bool invert_textures_y) {
+ // TRACE("Load GLTF from string");
+
+ // // Setup temps
+ // vec3_darray *tmp_positions = vec3_darray_new(1000);
+ // vec3_darray *tmp_normals = vec3_darray_new(1000);
+ // vec2_darray *tmp_uvs = vec2_darray_new(1000);
+ // vec4u_darray *tmp_joint_indices = vec4u_darray_new(1000);
+ // vec4_darray *tmp_weights = vec4_darray_new(1000);
+ // // FIXME
+ // // joint_darray *tmp_joints = joint_darray_new(256);
+ // // vertex_bone_data_darray *tmp_vertex_bone_data = vertex_bone_data_darray_new(1000);
+
+ // cgltf_options options = { 0 };
cgltf_data *data = NULL;
- cgltf_result result = cgltf_parse_file(&options, filepath, &data);
- if (result != cgltf_result_success) {
- WARN("gltf load failed");
- // TODO: cleanup arrays(allocate all from arena ?)
- return false;
- }
+ // cgltf_result result = cgltf_parse_file(&options, filepath, &data);
+ // if (result != cgltf_result_success) {
+ // WARN("gltf load failed");
+ // // TODO: cleanup arrays(allocate all from arena ?)
+ // return false;
+ // }
- cgltf_load_buffers(&options, data, filepath);
- DEBUG("loaded buffers");
+ // cgltf_load_buffers(&options, data, filepath);
+ // DEBUG("loaded buffers");
// // --- Skin
// size_t num_skins = data->skins_count;
@@ -183,13 +183,13 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
snprintf(normal_map_path, sizeof(normal_map_path), "%s/%s", relative_path.buf,
normal_tex_view.texture->image->uri);
- material our_material =
- pbr_material_load(albedo_map_path, normal_map_path, true, metal_rough_map_path, NULL, NULL);
+ // material our_material =
+ // pbr_material_load(albedo_map_path, normal_map_path, true, metal_rough_map_path, NULL, NULL);
- our_material.name = malloc(strlen(gltf_material.name) + 1);
- strcpy(our_material.name, gltf_material.name);
+ // our_material.name = malloc(strlen(gltf_material.name) + 1);
+ // strcpy(our_material.name, gltf_material.name);
- material_darray_push(out_model->materials, our_material);
+ // material_darray_push(out_model->materials, our_material);
}
// TEMP
@@ -214,11 +214,11 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
TRACE("Loading %d vec3 components", accessor->count);
- for (cgltf_size v = 0; v < accessor->count; ++v) {
- vec3 pos;
- cgltf_accessor_read_float(accessor, v, &pos.x, 3);
- vec3_darray_push(tmp_positions, pos);
- }
+ // for (cgltf_size v = 0; v < accessor->count; ++v) {
+ // vec3 pos;
+ // cgltf_accessor_read_float(accessor, v, &pos.x, 3);
+ // vec3_darray_push(tmp_positions, pos);
+ // }
} else if (attribute.type == cgltf_attribute_type_normal) {
TRACE("Load normals from accessor");
@@ -227,11 +227,11 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
assert(accessor->component_type == cgltf_component_type_r_32f);
// CASSERT_MSG(accessor->type == cgltf_type_vec3, "Normal vectors should be a vec3");
- for (cgltf_size v = 0; v < accessor->count; ++v) {
- vec3 pos;
- cgltf_accessor_read_float(accessor, v, &pos.x, 3);
- vec3_darray_push(tmp_normals, pos);
- }
+ // for (cgltf_size v = 0; v < accessor->count; ++v) {
+ // vec3 pos;
+ // cgltf_accessor_read_float(accessor, v, &pos.x, 3);
+ // vec3_darray_push(tmp_normals, pos);
+ // }
} else if (attribute.type == cgltf_attribute_type_texcoord) {
TRACE("Load texture coordinates from accessor");
@@ -241,12 +241,12 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
// vec2");
for (cgltf_size v = 0; v < accessor->count; ++v) {
- vec2 tex;
- bool success = cgltf_accessor_read_float(accessor, v, &tex.x, 2);
- if (!success) {
- ERROR("Error loading tex coord");
- }
- vec2_darray_push(tmp_uvs, tex);
+ // vec2 tex;
+ // bool success = cgltf_accessor_read_float(accessor, v, &tex.x, 2);
+ // if (!success) {
+ // ERROR("Error loading tex coord");
+ // }
+ // vec2_darray_push(tmp_uvs, tex);
}
} else if (attribute.type == cgltf_attribute_type_joints) {
// FIXME: joints
@@ -289,18 +289,18 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
}
// mesh.vertex_bone_data = vertex_bone_data_darray_new(1);
- if (primitive.material != NULL) {
- ERROR("Primitive Material %s", primitive.material->name);
- for (u32 i = 0; i < material_darray_len(out_model->materials); i++) {
- printf("%s vs %s \n", primitive.material->name, out_model->materials->data[i].name);
- if (strcmp(primitive.material->name, out_model->materials->data[i].name) == 0) {
- INFO("Found material");
- mat_idx = i;
- // mesh.material_index = i;
- break;
- }
- }
- }
+ // if (primitive.material != NULL) {
+ // ERROR("Primitive Material %s", primitive.material->name);
+ // for (u32 i = 0; i < material_darray_len(out_model->materials); i++) {
+ // printf("%s vs %s \n", primitive.material->name, out_model->materials->data[i].name);
+ // if (strcmp(primitive.material->name, out_model->materials->data[i].name) == 0) {
+ // INFO("Found material");
+ // mat_idx = i;
+ // // mesh.material_index = i;
+ // break;
+ // }
+ // }
+ // }
// // FIXME
// // if (is_skinned) {
@@ -322,34 +322,34 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
// // }
bool has_indices = false;
- vertex_darray *geo_vertices = vertex_darray_new(3);
+ Vertex_darray *geo_vertices = Vertex_darray_new(3);
u32_darray *geo_indices = u32_darray_new(0);
// Store vertices
- printf("Positions %d Normals %d UVs %d\n", tmp_positions->len, tmp_normals->len, tmp_uvs->len);
- assert(tmp_positions->len == tmp_normals->len);
- assert(tmp_normals->len == tmp_uvs->len);
- for (u32 v_i = 0; v_i < tmp_positions->len; v_i++) {
- vertex v = { .static_3d = {
- .position = tmp_positions->data[v_i],
- .normal = tmp_normals->data[v_i],
- .tex_coords = tmp_uvs->data[v_i],
- } };
- vertex_darray_push(geo_vertices, v);
+ // printf("Positions %d Normals %d UVs %d\n", tmp_positions->len, tmp_normals->len, tmp_uvs->len);
+ // assert(tmp_positions->len == tmp_normals->len);
+ // assert(tmp_normals->len == tmp_uvs->len);
+ // for (u32 v_i = 0; v_i < tmp_positions->len; v_i++) {
+ // vertex v = { .static_3d = {
+ // .position = tmp_positions->data[v_i],
+ // .normal = tmp_normals->data[v_i],
+ // .tex_coords = tmp_uvs->data[v_i],
+ // } };
+ // vertex_darray_push(geo_vertices, v);
}
// Store indices
- cgltf_accessor *indices = primitive.indices;
- if (primitive.indices > 0) {
- WARN("indices! %d", indices->count);
- has_indices = true;
-
- // store indices
- for (cgltf_size i = 0; i < indices->count; ++i) {
- cgltf_uint ei;
- cgltf_accessor_read_uint(indices, i, &ei, 1);
- u32_darray_push(geo_indices, ei);
- }
+ // cgltf_accessor *indices = primitive.indices;
+ // if (primitive.indices > 0) {
+ // WARN("indices! %d", indices->count);
+ // has_indices = true;
+
+ // // store indices
+ // for (cgltf_size i = 0; i < indices->count; ++i) {
+ // cgltf_uint ei;
+ // cgltf_accessor_read_uint(indices, i, &ei, 1);
+ // u32_darray_push(geo_indices, ei);
+ // }
// fetch and store vertices for each index
// for (cgltf_size i = 0; i < indices->count; ++i) {
@@ -366,23 +366,23 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, str8 rel
// }
// // for each vertex do the bone data
// }
- } else {
- has_indices = false;
- return false; // TODO: handle this
- }
-
- geometry_data *geometry = malloc(sizeof(geometry_data));
- geometry->format = VERTEX_STATIC_3D;
- geometry->colour = (rgba){ 1, 1, 1, 1 };
- geometry->vertices = geo_vertices;
- geometry->indices = geo_indices;
- geometry->has_indices = has_indices;
-
- mesh m = mesh_create(geometry, true);
- m.material_index = (u32_opt){ .has_value = mat_idx == 9999, .value = mat_idx };
-
- mesh_darray_push(out_model->meshes, m);
- }
+ // } else {
+ // has_indices = false;
+ // return false; // TODO: handle this
+ // }
+
+ // geometry_data *geometry = malloc(sizeof(geometry_data));
+ // geometry->format = VERTEX_STATIC_3D;
+ // geometry->colour = (rgba){ 1, 1, 1, 1 };
+ // geometry->vertices = geo_vertices;
+ // geometry->indices = geo_indices;
+ // geometry->has_indices = has_indices;
+
+ // mesh m = mesh_create(geometry, true);
+ // m.material_index = (u32_opt){ .has_value = mat_idx == 9999, .value = mat_idx };
+
+ // mesh_darray_push(out_model->meshes, m);
+ // }
// // clear data for each mesh
// vec3_darray_clear(tmp_positions);
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