diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/SCsub | 129 | ||||
| -rw-r--r-- | core/math/aabb.cpp | 68 | ||||
| -rw-r--r-- | core/math/aabb.h | 9 | ||||
| -rw-r--r-- | core/templates/command_queue_mt.cpp | 1 | ||||
| -rw-r--r-- | core/templates/command_queue_mt.h | 4 |
5 files changed, 148 insertions, 63 deletions
diff --git a/core/SCsub b/core/SCsub index 91620cb075..640c6de6a1 100644 --- a/core/SCsub +++ b/core/SCsub @@ -4,44 +4,9 @@ Import("env") import core_builders import methods - -env.core_sources = [] - - -# Generate AES256 script encryption key import os -txt = "0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0" -if "SCRIPT_AES256_ENCRYPTION_KEY" in os.environ: - key = os.environ["SCRIPT_AES256_ENCRYPTION_KEY"] - ec_valid = True - if len(key) != 64: - ec_valid = False - else: - txt = "" - for i in range(len(key) >> 1): - if i > 0: - txt += "," - txts = "0x" + key[i * 2 : i * 2 + 2] - try: - int(txts, 16) - except Exception: - ec_valid = False - txt += txts - if not ec_valid: - methods.print_error( - f'Invalid AES256 encryption key, not 64 hexadecimal characters: "{key}".\n' - "Unset 'SCRIPT_AES256_ENCRYPTION_KEY' in your environment " - "or make sure that it contains exactly 64 hexadecimal characters." - ) - Exit(255) - - -script_encryption_key_contents = ( - '#include "core/config/project_settings.h"\nuint8_t script_encryption_key[32]={' + txt + "};\n" -) - -methods.write_file_if_needed("script_encryption_key.gen.cpp", script_encryption_key_contents) +env.core_sources = [] # Add required thirdparty code. @@ -193,8 +158,96 @@ env.core_sources += thirdparty_obj # Godot source files env.add_source_files(env.core_sources, "*.cpp") -env.add_source_files(env.core_sources, "script_encryption_key.gen.cpp") -env.add_source_files(env.core_sources, "version_hash.gen.cpp") + + +# Generate disabled classes +def disabled_class_builder(target, source, env): + with methods.generated_wrapper(target) as file: + for c in source[0].read(): + cs = c.strip() + if cs != "": + file.write(f"#define ClassDB_Disable_{cs} 1") + + +env.CommandNoCache("disabled_classes.gen.h", env.Value(env.disabled_classes), env.Run(disabled_class_builder)) + + +# Generate version info +def version_info_builder(target, source, env): + with methods.generated_wrapper(target) as file: + file.write( + """\ +#define VERSION_SHORT_NAME "{short_name}" +#define VERSION_NAME "{name}" +#define VERSION_MAJOR {major} +#define VERSION_MINOR {minor} +#define VERSION_PATCH {patch} +#define VERSION_STATUS "{status}" +#define VERSION_BUILD "{build}" +#define VERSION_MODULE_CONFIG "{module_config}" +#define VERSION_WEBSITE "{website}" +#define VERSION_DOCS_BRANCH "{docs_branch}" +#define VERSION_DOCS_URL "https://docs.godotengine.org/en/" VERSION_DOCS_BRANCH +""".format( + **env.version_info + ) + ) + + +env.CommandNoCache("version_generated.gen.h", "#version.py", env.Run(version_info_builder)) + + +# Generate version hash +def version_hash_builder(target, source, env): + with methods.generated_wrapper(target) as file: + file.write( + """\ +#include "core/version.h" + +const char *const VERSION_HASH = "{git_hash}"; +const uint64_t VERSION_TIMESTAMP = {git_timestamp}; +""".format( + **env.version_info + ) + ) + + +gen_hash = env.CommandNoCache( + "version_hash.gen.cpp", env.Value(env.version_info["git_hash"]), env.Run(version_hash_builder) +) +env.add_source_files(env.core_sources, gen_hash) + + +# Generate AES256 script encryption key +def encryption_key_builder(target, source, env): + with methods.generated_wrapper(target) as file: + file.write( + f"""\ +#include "core/config/project_settings.h" + +uint8_t script_encryption_key[32] = {{ + {source[0]} +}};""" + ) + + +gdkey = os.environ.get("SCRIPT_AES256_ENCRYPTION_KEY", "0" * 64) +ec_valid = len(gdkey) == 64 +if ec_valid: + try: + gdkey = ", ".join([str(int(f"{a}{b}", 16)) for a, b in zip(gdkey[0::2], gdkey[1::2])]) + except Exception: + ec_valid = False +if not ec_valid: + methods.print_error( + f'Invalid AES256 encryption key, not 64 hexadecimal characters: "{gdkey}".\n' + "Unset `SCRIPT_AES256_ENCRYPTION_KEY` in your environment " + "or make sure that it contains exactly 64 hexadecimal characters." + ) + Exit(255) +gen_encrypt = env.CommandNoCache("script_encryption_key.gen.cpp", env.Value(gdkey), env.Run(encryption_key_builder)) +env.add_source_files(env.core_sources, gen_encrypt) + # Certificates env.Depends( diff --git a/core/math/aabb.cpp b/core/math/aabb.cpp index 76e9e74dea..7d1d7c5648 100644 --- a/core/math/aabb.cpp +++ b/core/math/aabb.cpp @@ -117,55 +117,75 @@ AABB AABB::intersection(const AABB &p_aabb) const { return AABB(min, max - min); } -bool AABB::intersects_ray(const Vector3 &p_from, const Vector3 &p_dir, Vector3 *r_clip, Vector3 *r_normal) const { +// Note that this routine returns the BACKTRACKED (i.e. behind the ray origin) +// intersection point + normal if INSIDE the AABB. +// The caller can therefore decide when INSIDE whether to use the +// backtracked intersection, or use p_from as the intersection, and +// carry on progressing without e.g. reflecting against the normal. +bool AABB::find_intersects_ray(const Vector3 &p_from, const Vector3 &p_dir, bool &r_inside, Vector3 *r_intersection_point, Vector3 *r_normal) const { #ifdef MATH_CHECKS if (unlikely(size.x < 0 || size.y < 0 || size.z < 0)) { ERR_PRINT("AABB size is negative, this is not supported. Use AABB.abs() to get an AABB with a positive size."); } #endif - Vector3 c1, c2; Vector3 end = position + size; - real_t depth_near = -1e20; - real_t depth_far = 1e20; + real_t tmin = -1e20; + real_t tmax = 1e20; int axis = 0; + // Make sure r_inside is always initialized, + // to prevent reading uninitialized data in the client code. + r_inside = false; + for (int i = 0; i < 3; i++) { if (p_dir[i] == 0) { if ((p_from[i] < position[i]) || (p_from[i] > end[i])) { return false; } } else { // ray not parallel to planes in this direction - c1[i] = (position[i] - p_from[i]) / p_dir[i]; - c2[i] = (end[i] - p_from[i]) / p_dir[i]; + real_t t1 = (position[i] - p_from[i]) / p_dir[i]; + real_t t2 = (end[i] - p_from[i]) / p_dir[i]; - if (c1[i] > c2[i]) { - SWAP(c1, c2); + if (t1 > t2) { + SWAP(t1, t2); } - if (c1[i] > depth_near) { - depth_near = c1[i]; + if (t1 >= tmin) { + tmin = t1; axis = i; } - if (c2[i] < depth_far) { - depth_far = c2[i]; + if (t2 < tmax) { + if (t2 < 0) { + return false; + } + tmax = t2; } - if ((depth_near > depth_far) || (depth_far < 0)) { + if (tmin > tmax) { return false; } } } - if (r_clip) { - *r_clip = c1; + // Did the ray start from inside the box? + // In which case the intersection returned is the point of entry + // (behind the ray start) or the calling routine can use the ray origin as intersection point. + r_inside = tmin < 0; + + if (r_intersection_point) { + *r_intersection_point = p_from + p_dir * tmin; + + // Prevent float error by making sure the point is exactly + // on the AABB border on the relevant axis. + r_intersection_point->coord[axis] = (p_dir[axis] >= 0) ? position.coord[axis] : end.coord[axis]; } if (r_normal) { *r_normal = Vector3(); - (*r_normal)[axis] = p_dir[axis] ? -1 : 1; + (*r_normal)[axis] = (p_dir[axis] >= 0) ? -1 : 1; } return true; } -bool AABB::intersects_segment(const Vector3 &p_from, const Vector3 &p_to, Vector3 *r_clip, Vector3 *r_normal) const { +bool AABB::intersects_segment(const Vector3 &p_from, const Vector3 &p_to, Vector3 *r_intersection_point, Vector3 *r_normal) const { #ifdef MATH_CHECKS if (unlikely(size.x < 0 || size.y < 0 || size.z < 0)) { ERR_PRINT("AABB size is negative, this is not supported. Use AABB.abs() to get an AABB with a positive size."); @@ -223,8 +243,8 @@ bool AABB::intersects_segment(const Vector3 &p_from, const Vector3 &p_to, Vector *r_normal = normal; } - if (r_clip) { - *r_clip = p_from + rel * min; + if (r_intersection_point) { + *r_intersection_point = p_from + rel * min; } return true; @@ -410,7 +430,15 @@ Variant AABB::intersects_segment_bind(const Vector3 &p_from, const Vector3 &p_to Variant AABB::intersects_ray_bind(const Vector3 &p_from, const Vector3 &p_dir) const { Vector3 inters; - if (intersects_ray(p_from, p_dir, &inters)) { + bool inside = false; + + if (find_intersects_ray(p_from, p_dir, inside, &inters)) { + // When inside the intersection point may be BEHIND the ray, + // so for general use we return the ray origin. + if (inside) { + return p_from; + } + return inters; } return Variant(); diff --git a/core/math/aabb.h b/core/math/aabb.h index c2945a3ef1..9a74266ff7 100644 --- a/core/math/aabb.h +++ b/core/math/aabb.h @@ -71,10 +71,15 @@ struct _NO_DISCARD_ AABB { AABB merge(const AABB &p_with) const; void merge_with(const AABB &p_aabb); ///merge with another AABB AABB intersection(const AABB &p_aabb) const; ///get box where two intersect, empty if no intersection occurs - bool intersects_segment(const Vector3 &p_from, const Vector3 &p_to, Vector3 *r_clip = nullptr, Vector3 *r_normal = nullptr) const; - bool intersects_ray(const Vector3 &p_from, const Vector3 &p_dir, Vector3 *r_clip = nullptr, Vector3 *r_normal = nullptr) const; _FORCE_INLINE_ bool smits_intersect_ray(const Vector3 &p_from, const Vector3 &p_dir, real_t p_t0, real_t p_t1) const; + bool intersects_segment(const Vector3 &p_from, const Vector3 &p_to, Vector3 *r_intersection_point = nullptr, Vector3 *r_normal = nullptr) const; + bool intersects_ray(const Vector3 &p_from, const Vector3 &p_dir) const { + bool inside; + return find_intersects_ray(p_from, p_dir, inside); + } + bool find_intersects_ray(const Vector3 &p_from, const Vector3 &p_dir, bool &r_inside, Vector3 *r_intersection_point = nullptr, Vector3 *r_normal = nullptr) const; + _FORCE_INLINE_ bool intersects_convex_shape(const Plane *p_planes, int p_plane_count, const Vector3 *p_points, int p_point_count) const; _FORCE_INLINE_ bool inside_convex_shape(const Plane *p_planes, int p_plane_count) const; bool intersects_plane(const Plane &p_plane) const; diff --git a/core/templates/command_queue_mt.cpp b/core/templates/command_queue_mt.cpp index d9e5e0b217..ef75a70868 100644 --- a/core/templates/command_queue_mt.cpp +++ b/core/templates/command_queue_mt.cpp @@ -42,6 +42,7 @@ void CommandQueueMT::unlock() { } CommandQueueMT::CommandQueueMT() { + command_mem.reserve(DEFAULT_COMMAND_MEM_SIZE_KB * 1024); } CommandQueueMT::~CommandQueueMT() { diff --git a/core/templates/command_queue_mt.h b/core/templates/command_queue_mt.h index dbf938a117..349404d75b 100644 --- a/core/templates/command_queue_mt.h +++ b/core/templates/command_queue_mt.h @@ -325,9 +325,7 @@ class CommandQueueMT { /***** BASE *******/ - enum { - DEFAULT_COMMAND_MEM_SIZE_KB = 256, - }; + static const uint32_t DEFAULT_COMMAND_MEM_SIZE_KB = 64; BinaryMutex mutex; LocalVector<uint8_t> command_mem; |