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-rw-r--r--src/core/core.c4
-rw-r--r--src/defines.h2
-rw-r--r--src/log.c4
-rw-r--r--src/log.h25
-rw-r--r--src/maths/maths.h15
-rw-r--r--src/resources/gltf.c611
-rw-r--r--src/systems/terrain.c2
7 files changed, 361 insertions, 302 deletions
diff --git a/src/core/core.c b/src/core/core.c
index fcb03a1..38777ba 100644
--- a/src/core/core.c
+++ b/src/core/core.c
@@ -45,8 +45,8 @@ void Core_Bringup() {
arena model_arena = arena_create(malloc(model_data_max), model_data_max);
Model_pool model_pool = Model_pool_create(&model_arena, 256, sizeof(Model));
- // g_core.models = model_pool;
- // INFO("Created model pool allocator");
+ g_core.models = model_pool;
+ INFO("Created model pool allocator");
// INFO("Creating default scene");
// scene_init(&g_core.default_scene);
diff --git a/src/defines.h b/src/defines.h
index 19ffa98..b147327 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -78,4 +78,4 @@ CORE_DEFINE_HANDLE(
// #define CEL_REND_BACKEND_METAL 1
#define CEL_REND_BACKEND_OPENGL 1
// #define CEL_REND_BACKEND_VULKAN 1
-#endif
+#endif \ No newline at end of file
diff --git a/src/log.c b/src/log.c
index 1b82f77..9c7eaa1 100644
--- a/src/log.c
+++ b/src/log.c
@@ -50,7 +50,7 @@ void log_output(log_level level, const char *message, ...) {
}
void report_assertion_failure(const char *expression, const char *message, const char *file,
- i32 line) {
+ int line) {
log_output(LOG_LEVEL_FATAL, "Assertion failure: %s, message: '%s', in file: %s, on line %d\n",
expression, message, file, line);
-} \ No newline at end of file
+}
diff --git a/src/log.h b/src/log.h
index d954684..64d0d2e 100644
--- a/src/log.h
+++ b/src/log.h
@@ -53,4 +53,27 @@ void log_output(log_level level, const char* message, ...);
#define TRACE(message, ...) log_output(LOG_LEVEL_TRACE, message, ##__VA_ARGS__)
#else
#define TRACE(message, ...)
-#endif \ No newline at end of file
+#endif
+
+// TODO: Move this to an asserts file
+
+void report_assertion_failure(const char *expression, const char *message, const char *file,
+ int line);
+
+#define CASSERT(expr) \
+ { \
+ if (expr) { \
+ } else { \
+ report_assertion_failure(#expr, "", __FILE__, __LINE__); \
+ __builtin_trap(); \
+ } \
+ }
+
+#define CASSERT_MSG(expr, msg) \
+ { \
+ if (expr) { \
+ } else { \
+ report_assertion_failure(#expr, msg, __FILE__, __LINE__); \
+ __builtin_trap(); \
+ } \
+ } \ No newline at end of file
diff --git a/src/maths/maths.h b/src/maths/maths.h
index ec6e90a..59e304c 100644
--- a/src/maths/maths.h
+++ b/src/maths/maths.h
@@ -42,13 +42,14 @@ c_static_inline Vec3 vec3_cross(Vec3 a, Vec3 b) {
Vec3){ .x = a.y * b.z - a.z * b.y, .y = a.z * b.x - a.x * b.z, .z = a.x * b.y - a.y * b.x };
}
-#define VEC3_ZERO ((Vec3){ .x = 0.0, .y = 0.0, .z = 0.0 })
-#define VEC3_X ((Vec3){ .x = 1.0, .y = 0.0, .z = 0.0 })
-#define VEC3_NEG_X ((Vec3){ .x = -1.0, .y = 0.0, .z = 0.0 })
-#define VEC3_Y ((Vec3){ .x = 0.0, .y = 1.0, .z = 0.0 })
-#define VEC3_NEG_Y ((Vec3){ .x = 0.0, .y = -1.0, .z = 0.0 })
-#define VEC3_Z ((Vec3){ .x = 0.0, .y = 0.0, .z = 1.0 })
-#define VEC3_NEG_Z ((Vec3){ .x = 0.0, .y = 0.0, .z = -1.0 })
+static const Vec3 VEC3_X = vec3(1.0, 0.0, 0.0);
+static const Vec3 VEC3_NEG_X = vec3(-1.0, 0.0, 0.0);
+static const Vec3 VEC3_Y = vec3(0.0, 1.0, 0.0);
+static const Vec3 VEC3_NEG_Y = vec3(0.0, -1.0, 0.0);
+static const Vec3 VEC3_Z = vec3(0.0, 0.0, 1.0);
+static const Vec3 VEC3_NEG_Z = vec3(0.0, 0.0, -1.0);
+static const Vec3 VEC3_ZERO = vec3(0.0, 0.0, 0.0);
+static const Vec3 VEC3_ONES = vec3(1.0, 1.0, 1.0);
c_static_inline void print_vec3(Vec3 v) {
printf("{ x: %f, y: %f, z: %f )\n", (f64)v.x, (f64)v.y, (f64)v.z);
diff --git a/src/resources/gltf.c b/src/resources/gltf.c
index 56d5660..eb2647d 100644
--- a/src/resources/gltf.c
+++ b/src/resources/gltf.c
@@ -14,7 +14,6 @@
#include "path.h"
#include "ral_types.h"
#include "render.h"
-// #include "render_backend.h"
#include "render_types.h"
#include "str.h"
@@ -23,6 +22,9 @@
extern Core g_core;
+/* GLTF Loading Pipeline
+ ===================== */
+
struct face {
cgltf_uint indices[3];
};
@@ -38,8 +40,8 @@ KITC_DECL_TYPED_ARRAY(face)
bool model_load_gltf_str(const char *file_string, const char *filepath, Str8 relative_path,
Model *out_model, bool invert_textures_y);
-ModelHandle model_load_gltf(const char *path, bool invert_texture_y) {
- size_t arena_size = 1024;
+ModelHandle ModelLoad_gltf(const char *path, bool invert_texture_y) {
+ size_t arena_size = MB(1);
arena scratch = arena_create(malloc(arena_size), arena_size);
TRACE("Loading model at Path %s\n", path);
@@ -55,16 +57,16 @@ ModelHandle model_load_gltf(const char *path, bool invert_texture_y) {
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;
}
@@ -78,38 +80,72 @@ void assert_path_type_matches_component_type(cgltf_animation_path_type target_pa
// TODO: Brainstorm how I can make this simpler and break it up into more testable pieces
-/*
-typedef struct model {
- str8 name;
- mesh* meshes;
- u32 mesh_count;
-} model;
-*/
+void load_position_components(Vec3_darray *positions, cgltf_accessor *accessor) {
+ TRACE("Loading %d vec3 position components", accessor->count);
+ CASSERT_MSG(accessor->component_type == cgltf_component_type_r_32f,
+ "Positions components are floats");
+ CASSERT_MSG(accessor->type == cgltf_type_vec3, "Vertex positions 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(positions, pos);
+ }
+}
+
+void load_normal_components(Vec3_darray *normals, cgltf_accessor *accessor) {
+ TRACE("Loading %d vec3 normal components", accessor->count);
+ CASSERT_MSG(accessor->component_type == cgltf_component_type_r_32f,
+ "Normal vector components are floats");
+ CASSERT_MSG(accessor->type == cgltf_type_vec3, "Vertex normals 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(normals, pos);
+ }
+}
+
+void load_texcoord_components(Vec2_darray *texcoords, cgltf_accessor *accessor) {
+ TRACE("Load texture coordinates from accessor");
+ CASSERT(accessor->component_type == cgltf_component_type_r_32f);
+ CASSERT_MSG(accessor->type == cgltf_type_vec2, "Texture coordinates should be a 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(texcoords, tex);
+ }
+}
+
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 };
+ 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;
@@ -170,85 +206,72 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, Str8 rel
// we will use base color texture like blinn phong
cgltf_texture_view albedo_tex_view = pbr.base_color_texture; // albedo
char albedo_map_path[1024];
- snprintf(albedo_map_path, sizeof(albedo_map_path), "%s/%s", relative_path.buf,
- albedo_tex_view.texture->image->uri);
+ if (albedo_tex_view.texture != NULL) {
+ snprintf(albedo_map_path, sizeof(albedo_map_path), "%s/%s", relative_path.buf,
+ albedo_tex_view.texture->image->uri);
+ } else {
+ WARN("GLTF model has no albedo map");
+ }
cgltf_texture_view metal_rough_tex_view = pbr.metallic_roughness_texture;
char metal_rough_map_path[1024];
- snprintf(metal_rough_map_path, sizeof(metal_rough_map_path), "%s/%s", relative_path.buf,
- metal_rough_tex_view.texture->image->uri);
+ if (metal_rough_tex_view.texture != NULL) {
+ snprintf(metal_rough_map_path, sizeof(metal_rough_map_path), "%s/%s", relative_path.buf,
+ metal_rough_tex_view.texture->image->uri);
+ } else {
+ WARN("GLTF model has no metal/rougnness map");
+ }
cgltf_texture_view normal_tex_view = gltf_material.normal_texture;
char normal_map_path[1024];
- snprintf(normal_map_path, sizeof(normal_map_path), "%s/%s", relative_path.buf,
- normal_tex_view.texture->image->uri);
+ if (normal_tex_view.texture != NULL) {
+ snprintf(normal_map_path, sizeof(normal_map_path), "%s/%s", relative_path.buf,
+ normal_tex_view.texture->image->uri);
+ } else {
+ WARN("GLTF model has no normal map");
+ }
+
+ TextureHandle albedo_map = TextureLoadFromFile(albedo_map_path);
+ TextureHandle metal_roughness_map = TextureLoadFromFile(metal_rough_map_path);
+ TextureHandle normal_map = TextureLoadFromFile(normal_map_path);
// material our_material =
// pbr_material_load(albedo_map_path, normal_map_path, true, metal_rough_map_path, NULL,
// NULL);
+ Material our_material = {
+ .kind = MAT_PBR,
+ .metal_roughness_combined = true,
+ .pbr_albedo_map = albedo_map,
+ .pbr_metallic_map = metal_roughness_map,
+ .pbr_normal_map = normal_map,
+ };
// our_material.name = malloc(strlen(gltf_material.name) + 1);
- // strcpy(our_material.name, gltf_material.name);
+ u32 string_length = strlen(gltf_material.name) + 1;
+ assert(string_length < 64);
+ strcpy(our_material.name, gltf_material.name);
- // material_darray_push(out_model->materials, our_material);
+ Material_darray_push(out_model->materials, our_material);
}
- // TEMP
- u32 mat_idx = 9999;
-
// --- Meshes
size_t num_meshes = data->meshes_count;
TRACE("Num meshes %d", num_meshes);
for (size_t m = 0; m < num_meshes; m++) {
cgltf_primitive primitive = data->meshes[m].primitives[0];
DEBUG("Found %d attributes", primitive.attributes_count);
- // DEBUG("Number of this primitive %d", primitive.)
for (cgltf_size a = 0; a < data->meshes[m].primitives[0].attributes_count; a++) {
cgltf_attribute attribute = data->meshes[m].primitives[0].attributes[a];
if (attribute.type == cgltf_attribute_type_position) {
- TRACE("Load positions from accessor");
-
cgltf_accessor *accessor = attribute.data;
- assert(accessor->component_type == cgltf_component_type_r_32f);
- // CASSERT_MSG(accessor->type == cgltf_type_vec3, "Vertex positions should be a vec3");
-
- 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);
- // }
-
+ load_position_components(tmp_positions, accessor);
} else if (attribute.type == cgltf_attribute_type_normal) {
- TRACE("Load normals from accessor");
-
cgltf_accessor *accessor = attribute.data;
- 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);
- // }
-
+ load_normal_components(tmp_normals, accessor);
} else if (attribute.type == cgltf_attribute_type_texcoord) {
- TRACE("Load texture coordinates from accessor");
cgltf_accessor *accessor = attribute.data;
- assert(accessor->component_type == cgltf_component_type_r_32f);
- // CASSERT_MSG(accessor->type == cgltf_type_vec2, "Texture coordinates should be a
- // 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);
- }
+ load_texcoord_components(tmp_uvs, accessor);
} else if (attribute.type == cgltf_attribute_type_joints) {
// FIXME: joints
// TRACE("Load joint indices from accessor");
@@ -289,19 +312,21 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, Str8 rel
}
}
// mesh.vertex_bone_data = vertex_bone_data_darray_new(1);
+ i32 mat_idx = -1;
+ if (primitive.material != NULL) {
+ DEBUG("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;
- // }
- // }
- // }
+ TRACE("Vertex data has been loaded");
// // FIXME
// // if (is_skinned) {
@@ -327,196 +352,204 @@ bool model_load_gltf_str(const char *file_string, const char *filepath, Str8 rel
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);
- }
-
- // 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);
- // }
-
- // fetch and store vertices for each index
- // for (cgltf_size i = 0; i < indices->count; ++i) {
- // vertex vert;
- // cgltf_uint index = mesh.indices[i];
- // vert.position = tmp_positions->data[index];
- // vert.normal = tmp_normals->data[index];
- // vert.uv = tmp_uvs->data[index];
- // vertex_darray_push(mesh.vertices, vert);
-
- // if (is_skinned) {
- // vertex_bone_data vbd = tmp_vertex_bone_data->data[index]; // create a copy
- // vertex_bone_data_darray_push(mesh.vertex_bone_data, vbd);
- // }
- // // 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);
- // }
-
- // // clear data for each mesh
- // vec3_darray_clear(tmp_positions);
- // vec3_darray_clear(tmp_normals);
- // vec2_darray_free(tmp_uvs);
- // vec4u_darray_clear(tmp_joint_indices);
- // vec4_darray_clear(tmp_weights);
- // joint_darray_clear(tmp_joints);
- // }
+ 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);
+ }
- // for (int i = 0; i < out_model->meshes->len; i++) {
- // u32 mat_idx = out_model->meshes->data[i].material_index;
- // printf("Mesh %d Mat index %d Mat name %s\n", i, mat_idx,
- // out_model->materials->data[mat_idx].name);
- // }
+ // 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);
+ }
- // // Animations
- // TRACE("Num animations %d", data->animations_count);
- // size_t num_animations = data->animations_count;
- // if (num_animations > 0) {
- // // Create an arena for all animation related data
- // #define ANIMATION_STORAGE_ARENA_SIZE (1024 * 1024 * 1024)
- // char *animation_backing_storage = malloc(ANIMATION_STORAGE_ARENA_SIZE);
- // // We'll store data on this arena so we can easily free it all at once later
- // out_model->animation_data_arena =
- // arena_create(animation_backing_storage, ANIMATION_STORAGE_ARENA_SIZE);
- // arena *arena = &out_model->animation_data_arena;
-
- // if (!out_model->animations) {
- // out_model->animations = animation_clip_darray_new(num_animations);
- // }
+ // fetch and store vertices for each index
+ // for (cgltf_size i = 0; i < indices->count; ++i) {
+ // Vertex vert;
+ // cgltf_uint index = mesh.indices[i];
+ // vert.position = tmp_positions->data[index];
+ // vert.normal = tmp_normals->data[index];
+ // vert.uv = tmp_uvs->data[index];
+ // vertex_darray_push(mesh.vertices, vert);
+
+ // if (is_skinned) {
+ // vertex_bone_data vbd = tmp_vertex_bone_data->data[index]; // create a copy
+ // vertex_bone_data_darray_push(mesh.vertex_bone_data, vbd);
+ // }
+ // for each vertex do the bone data
+ // }
+ // } else {
+ // has_indices = false;
+ // return false; // TODO: handle this
+ // }
+
+ Geometry *geometry = malloc(sizeof(Geometry));
+ geometry->format = VERTEX_STATIC_3D;
+ geometry->has_indices = true;
+ geometry->vertices = geo_vertices;
+ geometry->indices = geo_indices;
+ // 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 m = Mesh_Create(geometry, false);
+ m.material_index = mat_idx;
+ Mesh_darray_push(out_model->meshes, m);
+ }
- // for (int anim_idx = 0; anim_idx < data->animations_count; anim_idx++) {
- // cgltf_animation animation = data->animations[anim_idx];
- // animation_clip clip = { 0 };
-
- // for (size_t c = 0; c < animation.channels_count; c++) {
- // cgltf_animation_channel channel = animation.channels[c];
-
- // animation_sampler *sampler = arena_alloc(arena, sizeof(animation_sampler));
-
- // animation_sampler **target_property;
- // keyframe_kind data_type;
-
- // switch (channel.target_path) {
- // case cgltf_animation_path_type_rotation:
- // target_property = &clip.rotation;
- // data_type = KEYFRAME_ROTATION;
- // break;
- // case cgltf_animation_path_type_translation:
- // target_property = &clip.translation;
- // data_type = KEYFRAME_TRANSLATION;
- // break;
- // case cgltf_animation_path_type_scale:
- // target_property = &clip.scale;
- // data_type = KEYFRAME_SCALE;
- // break;
- // case cgltf_animation_path_type_weights:
- // target_property = &clip.weights;
- // data_type = KEYFRAME_WEIGHTS;
- // WARN("Morph target weights arent supported yet");
- // return false;
- // default:
- // WARN("unsupported animation type");
- // return false;
- // }
- // *target_property = sampler;
-
- // sampler->current_index = 0;
- // printf("1 %d index\n", sampler->current_index);
- // sampler->animation.interpolation = INTERPOLATION_LINEAR;
-
- // // keyframe times
- // size_t n_frames = channel.sampler->input->count;
- // assert(channel.sampler->input->component_type == cgltf_component_type_r_32f);
- // // FIXME: CASSERT_MSG function "Expected animation sampler input component to be type
- // f32
- // // (keyframe times)");
- // f32 *times = arena_alloc(arena, n_frames * sizeof(f32));
- // sampler->animation.n_timestamps = n_frames;
- // sampler->animation.timestamps = times;
- // cgltf_accessor_unpack_floats(channel.sampler->input, times, n_frames);
-
- // assert_path_type_matches_component_type(channel.target_path, channel.sampler->output);
-
- // // keyframe values
- // size_t n_values = channel.sampler->output->count;
- // assert(n_frames == n_values);
-
- // keyframes keyframes = { 0 };
- // keyframes.kind = KEYFRAME_ROTATION;
- // keyframes.count = n_values;
- // keyframes.values = arena_alloc(arena, n_values * sizeof(keyframe));
- // for (cgltf_size v = 0; v < channel.sampler->output->count; ++v) {
- // switch (data_type) {
- // case KEYFRAME_ROTATION: {
- // quat rot;
- // cgltf_accessor_read_float(channel.sampler->output, v, &rot.x, 4);
- // // printf("Quat %f %f %f %f\n", rot.x, rot.y, rot.z, rot.w);
- // keyframes.values[v].rotation = rot;
- // break;
- // }
- // case KEYFRAME_TRANSLATION: {
- // vec3 trans;
- // cgltf_accessor_read_float(channel.sampler->output, v, &trans.x, 3);
- // keyframes.values[v].translation = trans;
- // break;
- // }
- // case KEYFRAME_SCALE: {
- // vec3 scale;
- // cgltf_accessor_read_float(channel.sampler->output, v, &scale.x, 3);
- // keyframes.values[v].scale = scale;
- // break;
- // }
- // case KEYFRAME_WEIGHTS: {
- // // TODO
- // break;
- // }
- // }
- // }
- // sampler->animation.values = keyframes;
+ // // clear data for each mesh
+ // vec3_darray_clear(tmp_positions);
+ // vec3_darray_clear(tmp_normals);
+ // vec2_darray_free(tmp_uvs);
+ // vec4u_darray_clear(tmp_joint_indices);
+ // vec4_darray_clear(tmp_weights);
+ // joint_darray_clear(tmp_joints);
+ // }
- // sampler->min = channel.sampler->input->min[0];
- // sampler->max = channel.sampler->input->max[0];
+ // for (int i = 0; i < out_model->meshes->len; i++) {
+ // u32 mat_idx = out_model->meshes->data[i].material_index;
+ // printf("Mesh %d Mat index %d Mat name %s\n", i, mat_idx,
+ // out_model->materials->data[mat_idx].name);
+ // }
- // // clip.rotation = sampler;
- // // printf("%d timestamps\n", sampler->animation.n_timestamps);
- // // printf("%d index\n", sampler->current_index);
- // }
+ // // Animations
+ // TRACE("Num animations %d", data->animations_count);
+ // size_t num_animations = data->animations_count;
+ // if (num_animations > 0) {
+ // // Create an arena for all animation related data
+ // #define ANIMATION_STORAGE_ARENA_SIZE (1024 * 1024 * 1024)
+ // char *animation_backing_storage = malloc(ANIMATION_STORAGE_ARENA_SIZE);
+ // // We'll store data on this arena so we can easily free it all at once later
+ // out_model->animation_data_arena =
+ // arena_create(animation_backing_storage, ANIMATION_STORAGE_ARENA_SIZE);
+ // arena *arena = &out_model->animation_data_arena;
+
+ // if (!out_model->animations) {
+ // out_model->animations = animation_clip_darray_new(num_animations);
+ // }
- // WARN("stuff %ld", clip.rotation->animation.n_timestamps);
- // animation_clip_darray_push(out_model->animations, clip);
- // }
- // }
+ // for (int anim_idx = 0; anim_idx < data->animations_count; anim_idx++) {
+ // cgltf_animation animation = data->animations[anim_idx];
+ // animation_clip clip = { 0 };
+
+ // for (size_t c = 0; c < animation.channels_count; c++) {
+ // cgltf_animation_channel channel = animation.channels[c];
+
+ // animation_sampler *sampler = arena_alloc(arena, sizeof(animation_sampler));
+
+ // animation_sampler **target_property;
+ // keyframe_kind data_type;
+
+ // switch (channel.target_path) {
+ // case cgltf_animation_path_type_rotation:
+ // target_property = &clip.rotation;
+ // data_type = KEYFRAME_ROTATION;
+ // break;
+ // case cgltf_animation_path_type_translation:
+ // target_property = &clip.translation;
+ // data_type = KEYFRAME_TRANSLATION;
+ // break;
+ // case cgltf_animation_path_type_scale:
+ // target_property = &clip.scale;
+ // data_type = KEYFRAME_SCALE;
+ // break;
+ // case cgltf_animation_path_type_weights:
+ // target_property = &clip.weights;
+ // data_type = KEYFRAME_WEIGHTS;
+ // WARN("Morph target weights arent supported yet");
+ // return false;
+ // default:
+ // WARN("unsupported animation type");
+ // return false;
+ // }
+ // *target_property = sampler;
+
+ // sampler->current_index = 0;
+ // printf("1 %d index\n", sampler->current_index);
+ // sampler->animation.interpolation = INTERPOLATION_LINEAR;
+
+ // // keyframe times
+ // size_t n_frames = channel.sampler->input->count;
+ // assert(channel.sampler->input->component_type == cgltf_component_type_r_32f);
+ // // FIXME: CASSERT_MSG function "Expected animation sampler input component to be
+ // type f32
+ // // (keyframe times)");
+ // f32 *times = arena_alloc(arena, n_frames * sizeof(f32));
+ // sampler->animation.n_timestamps = n_frames;
+ // sampler->animation.timestamps = times;
+ // cgltf_accessor_unpack_floats(channel.sampler->input, times, n_frames);
+
+ // assert_path_type_matches_component_type(channel.target_path,
+ // channel.sampler->output);
+
+ // // keyframe values
+ // size_t n_values = channel.sampler->output->count;
+ // assert(n_frames == n_values);
+
+ // keyframes keyframes = { 0 };
+ // keyframes.kind = KEYFRAME_ROTATION;
+ // keyframes.count = n_values;
+ // keyframes.values = arena_alloc(arena, n_values * sizeof(keyframe));
+ // for (cgltf_size v = 0; v < channel.sampler->output->count; ++v) {
+ // switch (data_type) {
+ // case KEYFRAME_ROTATION: {
+ // quat rot;
+ // cgltf_accessor_read_float(channel.sampler->output, v, &rot.x, 4);
+ // // printf("Quat %f %f %f %f\n", rot.x, rot.y, rot.z, rot.w);
+ // keyframes.values[v].rotation = rot;
+ // break;
+ // }
+ // case KEYFRAME_TRANSLATION: {
+ // vec3 trans;
+ // cgltf_accessor_read_float(channel.sampler->output, v, &trans.x, 3);
+ // keyframes.values[v].translation = trans;
+ // break;
+ // }
+ // case KEYFRAME_SCALE: {
+ // vec3 scale;
+ // cgltf_accessor_read_float(channel.sampler->output, v, &scale.x, 3);
+ // keyframes.values[v].scale = scale;
+ // break;
+ // }
+ // case KEYFRAME_WEIGHTS: {
+ // // TODO
+ // break;
+ // }
+ // }
+ // }
+ // sampler->animation.values = keyframes;
+
+ // sampler->min = channel.sampler->input->min[0];
+ // sampler->max = channel.sampler->input->max[0];
+
+ // // clip.rotation = sampler;
+ // // printf("%d timestamps\n", sampler->animation.n_timestamps);
+ // // printf("%d index\n", sampler->current_index);
+ // }
+
+ // WARN("stuff %ld", clip.rotation->animation.n_timestamps);
+ // animation_clip_darray_push(out_model->animations, clip);
+ // }
+ }
return true;
}
@@ -530,8 +563,8 @@ bool model_load_gltf(const char *path, model *out_model) {
kitc_darray *tmp_normals = kitc_darray_new(sizeof(vec3), 1000);
kitc_darray *tmp_uvs = kitc_darray_new(sizeof(vec2), 1000);
- // may as well just init with max capacity as we're just gonna free at end of this function anyway
- bh_material_darray *materials = bh_material_darray_new(MAX_MATERIALS);
+ // may as well just init with max capacity as we're just gonna free at end of this function
+anyway bh_material_darray *materials = bh_material_darray_new(MAX_MATERIALS);
CASSERT(materials->len == 0);
cgltf_options options = {0};
@@ -592,7 +625,8 @@ bool model_load_gltf(const char *path, model *out_model) {
our_track.keyframe_times = times;
CASSERT_MSG(channel.sampler->input->component_type == cgltf_component_type_r_32f,
"Expected animation sampler input component to be type f32 (keyframe times)");
- cgltf_accessor_unpack_floats(channel.sampler->input, times, channel.sampler->input->count);
+ cgltf_accessor_unpack_floats(channel.sampler->input, times,
+channel.sampler->input->count);
// printf("keyframe times[\n");
// for (int i = 0; i < n_frames; i++) {
@@ -755,7 +789,8 @@ bool model_load_gltf(const char *path, model *out_model) {
}
}
- // mesh.material_index = 0; // TODO: make sure DEFAULT_MATERIAL is added at material index 0
+ // mesh.material_index = 0; // TODO: make sure DEFAULT_MATERIAL is added at material index
+0
// TODO: material handling
mesh.material_index = bh_material_darray_len(materials) - 1;
diff --git a/src/systems/terrain.c b/src/systems/terrain.c
index 404c7ea..c19ba33 100644
--- a/src/systems/terrain.c
+++ b/src/systems/terrain.c
@@ -90,7 +90,7 @@ void Terrain_LoadHeightmap(Terrain_Storage* storage, Heightmap hmap, f32 grid_sc
u8* bytes = hmap.image_data;
u8 channel = bytes[position];
float value = (float)channel / 255.0;
- printf("(%d, %d) %d : %f \n", i, j, channel, value);
+ // printf("(%d, %d) %d : %f \n", i, j, channel, value);
assert(index < num_vertices);
f32 height = Heightmap_HeightXZ(&hmap, i, j);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-09 15:07:06 +0000