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godot/drivers/gles3/rasterizer_storage_gles3.h
Rémi Verschelde acbd1e8b02
Merge pull request #46781 from BastiaanOlij/gdn_set_interface 
Add set_interface for access by GDNative
2021-03-26 11:27:27 +01:00

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/*************************************************************************/
/* rasterizer_storage_gles3.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef RASTERIZERSTORAGEGLES3_H
#define RASTERIZERSTORAGEGLES3_H
#include "core/self_list.h"
#include "drivers/gles_common/rasterizer_asserts.h"
#include "servers/visual/rasterizer.h"
#include "servers/visual/shader_language.h"
#include "shader_compiler_gles3.h"
#include "shader_gles3.h"
#include "shaders/blend_shape.glsl.gen.h"
#include "shaders/canvas.glsl.gen.h"
#include "shaders/copy.glsl.gen.h"
#include "shaders/cubemap_filter.glsl.gen.h"
#include "shaders/particles.glsl.gen.h"
// WebGL 2.0 has no MapBufferRange/UnmapBuffer, but offers a non-ES style BufferSubData API instead.
#ifdef __EMSCRIPTEN__
void glGetBufferSubData(GLenum target, GLintptr offset, GLsizeiptr size, GLvoid *data);
#endif
class RasterizerCanvasGLES3;
class RasterizerSceneGLES3;
#define _TEXTURE_SRGB_DECODE_EXT 0x8A48
#define _DECODE_EXT 0x8A49
#define _SKIP_DECODE_EXT 0x8A4A
void glTexStorage2DCustom(GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLenum format, GLenum type);
class RasterizerStorageGLES3 : public RasterizerStorage {
public:
RasterizerCanvasGLES3 *canvas;
RasterizerSceneGLES3 *scene;
static GLuint system_fbo; //on some devices, such as apple, screen is rendered to yet another fbo.
enum RenderArchitecture {
RENDER_ARCH_MOBILE,
RENDER_ARCH_DESKTOP,
};
struct Config {
bool shrink_textures_x2;
bool use_fast_texture_filter;
bool use_anisotropic_filter;
bool use_lightmap_filter_bicubic;
bool s3tc_supported;
bool latc_supported;
bool rgtc_supported;
bool bptc_supported;
bool etc_supported;
bool etc2_supported;
bool pvrtc_supported;
bool srgb_decode_supported;
bool support_npot_repeat_mipmap;
bool texture_float_linear_supported;
bool framebuffer_float_supported;
bool framebuffer_half_float_supported;
bool use_rgba_2d_shadows;
float anisotropic_level;
int max_texture_image_units;
int max_texture_size;
int max_cubemap_texture_size;
bool generate_wireframes;
bool use_texture_array_environment;
Set<String> extensions;
bool keep_original_textures;
bool use_depth_prepass;
bool force_vertex_shading;
// in some cases the legacy render didn't orphan. We will mark these
// so the user can switch orphaning off for them.
bool should_orphan;
} config;
mutable struct Shaders {
CopyShaderGLES3 copy;
ShaderCompilerGLES3 compiler;
CubemapFilterShaderGLES3 cubemap_filter;
BlendShapeShaderGLES3 blend_shapes;
ParticlesShaderGLES3 particles;
ShaderCompilerGLES3::IdentifierActions actions_canvas;
ShaderCompilerGLES3::IdentifierActions actions_scene;
ShaderCompilerGLES3::IdentifierActions actions_particles;
} shaders;
struct Resources {
GLuint white_tex;
GLuint black_tex;
GLuint normal_tex;
GLuint aniso_tex;
GLuint white_tex_3d;
GLuint white_tex_array;
GLuint quadie;
GLuint quadie_array;
GLuint transform_feedback_buffers[2];
GLuint transform_feedback_array;
} resources;
struct Info {
uint64_t texture_mem;
uint64_t vertex_mem;
struct Render {
uint32_t object_count;
uint32_t draw_call_count;
uint32_t material_switch_count;
uint32_t surface_switch_count;
uint32_t shader_rebind_count;
uint32_t vertices_count;
uint32_t _2d_item_count;
uint32_t _2d_draw_call_count;
void reset() {
object_count = 0;
draw_call_count = 0;
material_switch_count = 0;
surface_switch_count = 0;
shader_rebind_count = 0;
vertices_count = 0;
_2d_item_count = 0;
_2d_draw_call_count = 0;
}
} render, render_final, snap;
Info() {
texture_mem = 0;
vertex_mem = 0;
render.reset();
render_final.reset();
}
} info;
/////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////DATA///////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
struct Instantiable : public RID_Data {
SelfList<RasterizerScene::InstanceBase>::List instance_list;
_FORCE_INLINE_ void instance_change_notify(bool p_aabb, bool p_materials) {
SelfList<RasterizerScene::InstanceBase> *instances = instance_list.first();
while (instances) {
instances->self()->base_changed(p_aabb, p_materials);
instances = instances->next();
}
}
_FORCE_INLINE_ void instance_remove_deps() {
SelfList<RasterizerScene::InstanceBase> *instances = instance_list.first();
while (instances) {
SelfList<RasterizerScene::InstanceBase> *next = instances->next();
instances->self()->base_removed();
instances = next;
}
}
Instantiable() {}
virtual ~Instantiable() {
}
};
struct GeometryOwner : public Instantiable {
virtual ~GeometryOwner() {}
};
struct Geometry : Instantiable {
enum Type {
GEOMETRY_INVALID,
GEOMETRY_SURFACE,
GEOMETRY_IMMEDIATE,
GEOMETRY_MULTISURFACE,
};
Type type;
RID material;
uint64_t last_pass;
uint32_t index;
virtual void material_changed_notify() {}
Geometry() {
last_pass = 0;
index = 0;
}
};
/////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////API////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
/* TEXTURE API */
struct RenderTarget;
struct Texture : public RID_Data {
Texture *proxy;
Set<Texture *> proxy_owners;
String path;
uint32_t flags;
int width, height, depth;
int alloc_width, alloc_height, alloc_depth;
Image::Format format;
VS::TextureType type;
GLenum target;
GLenum gl_format_cache;
GLenum gl_internal_format_cache;
GLenum gl_type_cache;
int data_size; //original data size, useful for retrieving back
bool compressed;
bool srgb;
int total_data_size;
bool ignore_mipmaps;
int mipmaps;
bool is_npot_repeat_mipmap;
bool active;
GLuint tex_id;
bool using_srgb;
bool redraw_if_visible;
uint16_t stored_cube_sides;
RenderTarget *render_target;
Vector<Ref<Image> > images;
VisualServer::TextureDetectCallback detect_3d;
void *detect_3d_ud;
VisualServer::TextureDetectCallback detect_srgb;
void *detect_srgb_ud;
VisualServer::TextureDetectCallback detect_normal;
void *detect_normal_ud;
Texture() :
proxy(NULL),
flags(0),
width(0),
height(0),
format(Image::FORMAT_L8),
type(VS::TEXTURE_TYPE_2D),
target(GL_TEXTURE_2D),
data_size(0),
compressed(false),
srgb(false),
total_data_size(0),
ignore_mipmaps(false),
mipmaps(0),
active(false),
tex_id(0),
using_srgb(false),
redraw_if_visible(false),
stored_cube_sides(0),
render_target(NULL),
detect_3d(NULL),
detect_3d_ud(NULL),
detect_srgb(NULL),
detect_srgb_ud(NULL),
detect_normal(NULL),
detect_normal_ud(NULL) {
}
_ALWAYS_INLINE_ Texture *get_ptr() {
if (proxy) {
return proxy; //->get_ptr(); only one level of indirection, else not inlining possible.
} else {
return this;
}
}
~Texture() {
if (tex_id != 0) {
glDeleteTextures(1, &tex_id);
}
for (Set<Texture *>::Element *E = proxy_owners.front(); E; E = E->next()) {
E->get()->proxy = NULL;
}
if (proxy) {
proxy->proxy_owners.erase(this);
}
}
};
mutable RID_Owner<Texture> texture_owner;
Ref<Image> _get_gl_image_and_format(const Ref<Image> &p_image, Image::Format p_format, uint32_t p_flags, Image::Format &r_real_format, GLenum &r_gl_format, GLenum &r_gl_internal_format, GLenum &r_gl_type, bool &r_compressed, bool &r_srgb, bool p_force_decompress) const;
virtual RID texture_create();
virtual void texture_allocate(RID p_texture, int p_width, int p_height, int p_depth_3d, Image::Format p_format, VS::TextureType p_type, uint32_t p_flags = VS::TEXTURE_FLAGS_DEFAULT);
virtual void texture_set_data(RID p_texture, const Ref<Image> &p_image, int p_layer = 0);
virtual void texture_set_data_partial(RID p_texture, const Ref<Image> &p_image, int src_x, int src_y, int src_w, int src_h, int dst_x, int dst_y, int p_dst_mip, int p_layer = 0);
virtual Ref<Image> texture_get_data(RID p_texture, int p_layer = 0) const;
virtual void texture_set_flags(RID p_texture, uint32_t p_flags);
virtual uint32_t texture_get_flags(RID p_texture) const;
virtual Image::Format texture_get_format(RID p_texture) const;
virtual VS::TextureType texture_get_type(RID p_texture) const;
virtual uint32_t texture_get_texid(RID p_texture) const;
virtual uint32_t texture_get_width(RID p_texture) const;
virtual uint32_t texture_get_height(RID p_texture) const;
virtual uint32_t texture_get_depth(RID p_texture) const;
virtual void texture_set_size_override(RID p_texture, int p_width, int p_height, int p_depth);
virtual void texture_bind(RID p_texture, uint32_t p_texture_no);
virtual void texture_set_path(RID p_texture, const String &p_path);
virtual String texture_get_path(RID p_texture) const;
virtual void texture_set_shrink_all_x2_on_set_data(bool p_enable);
virtual void texture_debug_usage(List<VS::TextureInfo> *r_info);
virtual RID texture_create_radiance_cubemap(RID p_source, int p_resolution = -1) const;
virtual void textures_keep_original(bool p_enable);
virtual void texture_set_detect_3d_callback(RID p_texture, VisualServer::TextureDetectCallback p_callback, void *p_userdata);
virtual void texture_set_detect_srgb_callback(RID p_texture, VisualServer::TextureDetectCallback p_callback, void *p_userdata);
virtual void texture_set_detect_normal_callback(RID p_texture, VisualServer::TextureDetectCallback p_callback, void *p_userdata);
virtual void texture_set_proxy(RID p_texture, RID p_proxy);
virtual Size2 texture_size_with_proxy(RID p_texture) const;
virtual void texture_set_force_redraw_if_visible(RID p_texture, bool p_enable);
/* SKY API */
struct Sky : public RID_Data {
RID panorama;
GLuint radiance;
GLuint irradiance;
int radiance_size;
};
mutable RID_Owner<Sky> sky_owner;
virtual RID sky_create();
virtual void sky_set_texture(RID p_sky, RID p_panorama, int p_radiance_size);
/* SHADER API */
struct Material;
struct Shader : public RID_Data {
RID self;
VS::ShaderMode mode;
ShaderGLES3 *shader;
String code;
SelfList<Material>::List materials;
Map<StringName, ShaderLanguage::ShaderNode::Uniform> uniforms;
Vector<uint32_t> ubo_offsets;
uint32_t ubo_size;
uint32_t texture_count;
uint32_t custom_code_id;
uint32_t version;
SelfList<Shader> dirty_list;
Map<StringName, RID> default_textures;
Vector<ShaderLanguage::DataType> texture_types;
Vector<ShaderLanguage::ShaderNode::Uniform::Hint> texture_hints;
bool valid;
String path;
struct CanvasItem {
enum BlendMode {
BLEND_MODE_MIX,
BLEND_MODE_ADD,
BLEND_MODE_SUB,
BLEND_MODE_MUL,
BLEND_MODE_PMALPHA,
BLEND_MODE_DISABLED,
};
int blend_mode;
enum LightMode {
LIGHT_MODE_NORMAL,
LIGHT_MODE_UNSHADED,
LIGHT_MODE_LIGHT_ONLY
};
int light_mode;
// these flags are specifically for batching
// some of the logic is thus in rasterizer_storage.cpp
// we could alternatively set bitflags for each 'uses' and test on the fly
// defined in RasterizerStorageCommon::BatchFlags
unsigned int batch_flags;
bool uses_screen_texture;
bool uses_screen_uv;
bool uses_time;
bool uses_modulate;
bool uses_color;
bool uses_vertex;
// all these should disable item joining if used in a custom shader
bool uses_world_matrix;
bool uses_extra_matrix;
bool uses_projection_matrix;
bool uses_instance_custom;
} canvas_item;
struct Spatial {
enum BlendMode {
BLEND_MODE_MIX,
BLEND_MODE_ADD,
BLEND_MODE_SUB,
BLEND_MODE_MUL,
};
int blend_mode;
enum DepthDrawMode {
DEPTH_DRAW_OPAQUE,
DEPTH_DRAW_ALWAYS,
DEPTH_DRAW_NEVER,
DEPTH_DRAW_ALPHA_PREPASS,
};
int depth_draw_mode;
enum CullMode {
CULL_MODE_FRONT,
CULL_MODE_BACK,
CULL_MODE_DISABLED,
};
int cull_mode;
bool uses_alpha;
bool uses_alpha_scissor;
bool unshaded;
bool no_depth_test;
bool uses_vertex;
bool uses_discard;
bool uses_sss;
bool uses_screen_texture;
bool uses_depth_texture;
bool uses_time;
bool uses_tangent;
bool uses_ensure_correct_normals;
bool writes_modelview_or_projection;
bool uses_vertex_lighting;
bool uses_world_coordinates;
} spatial;
struct Particles {
} particles;
bool uses_vertex_time;
bool uses_fragment_time;
Shader() :
dirty_list(this) {
shader = NULL;
ubo_size = 0;
valid = false;
custom_code_id = 0;
version = 1;
}
};
mutable SelfList<Shader>::List _shader_dirty_list;
void _shader_make_dirty(Shader *p_shader);
mutable RID_Owner<Shader> shader_owner;
virtual RID shader_create();
virtual void shader_set_code(RID p_shader, const String &p_code);
virtual String shader_get_code(RID p_shader) const;
virtual void shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const;
virtual void shader_set_default_texture_param(RID p_shader, const StringName &p_name, RID p_texture);
virtual RID shader_get_default_texture_param(RID p_shader, const StringName &p_name) const;
virtual void shader_add_custom_define(RID p_shader, const String &p_define);
virtual void shader_get_custom_defines(RID p_shader, Vector<String> *p_defines) const;
virtual void shader_remove_custom_define(RID p_shader, const String &p_define);
void _update_shader(Shader *p_shader) const;
void update_dirty_shaders();
/* COMMON MATERIAL API */
struct Material : public RID_Data {
Shader *shader;
GLuint ubo_id;
uint32_t ubo_size;
Map<StringName, Variant> params;
SelfList<Material> list;
SelfList<Material> dirty_list;
Vector<bool> texture_is_3d;
Vector<RID> textures;
float line_width;
int render_priority;
RID next_pass;
uint32_t index;
uint64_t last_pass;
Map<Geometry *, int> geometry_owners;
Map<RasterizerScene::InstanceBase *, int> instance_owners;
bool can_cast_shadow_cache;
bool is_animated_cache;
Material() :
shader(NULL),
ubo_id(0),
ubo_size(0),
list(this),
dirty_list(this),
line_width(1.0),
render_priority(0),
last_pass(0),
can_cast_shadow_cache(false),
is_animated_cache(false) {
}
};
mutable SelfList<Material>::List _material_dirty_list;
void _material_make_dirty(Material *p_material) const;
void _material_add_geometry(RID p_material, Geometry *p_geometry);
void _material_remove_geometry(RID p_material, Geometry *p_geometry);
mutable RID_Owner<Material> material_owner;
virtual RID material_create();
virtual void material_set_shader(RID p_material, RID p_shader);
virtual RID material_get_shader(RID p_material) const;
virtual void material_set_param(RID p_material, const StringName &p_param, const Variant &p_value);
virtual Variant material_get_param(RID p_material, const StringName &p_param) const;
virtual Variant material_get_param_default(RID p_material, const StringName &p_param) const;
virtual void material_set_line_width(RID p_material, float p_width);
virtual void material_set_next_pass(RID p_material, RID p_next_material);
virtual bool material_is_animated(RID p_material);
virtual bool material_casts_shadows(RID p_material);
virtual bool material_uses_tangents(RID p_material);
virtual bool material_uses_ensure_correct_normals(RID p_material);
virtual void material_add_instance_owner(RID p_material, RasterizerScene::InstanceBase *p_instance);
virtual void material_remove_instance_owner(RID p_material, RasterizerScene::InstanceBase *p_instance);
virtual void material_set_render_priority(RID p_material, int priority);
void _update_material(Material *material);
void update_dirty_materials();
/* MESH API */
struct Mesh;
struct Surface : public Geometry {
struct Attrib {
bool enabled;
bool integer;
GLuint index;
GLint size;
GLenum type;
GLboolean normalized;
GLsizei stride;
uint32_t offset;
};
Attrib attribs[VS::ARRAY_MAX];
Mesh *mesh;
uint32_t format;
GLuint array_id;
GLuint instancing_array_id;
GLuint vertex_id;
GLuint index_id;
GLuint index_wireframe_id;
GLuint array_wireframe_id;
GLuint instancing_array_wireframe_id;
int index_wireframe_len;
Vector<AABB> skeleton_bone_aabb;
Vector<bool> skeleton_bone_used;
//bool packed;
struct BlendShape {
GLuint vertex_id;
GLuint array_id;
};
Vector<BlendShape> blend_shapes;
AABB aabb;
int array_len;
int index_array_len;
int max_bone;
int array_byte_size;
int index_array_byte_size;
VS::PrimitiveType primitive;
bool active;
virtual void material_changed_notify() {
mesh->instance_change_notify(false, true);
mesh->update_multimeshes();
}
int total_data_size;
Surface() :
mesh(NULL),
format(0),
array_id(0),
vertex_id(0),
index_id(0),
index_wireframe_id(0),
array_wireframe_id(0),
instancing_array_wireframe_id(0),
index_wireframe_len(0),
array_len(0),
index_array_len(0),
array_byte_size(0),
index_array_byte_size(0),
primitive(VS::PRIMITIVE_POINTS),
active(false),
total_data_size(0) {
type = GEOMETRY_SURFACE;
}
~Surface() {
}
};
struct MultiMesh;
struct Mesh : public GeometryOwner {
bool active;
Vector<Surface *> surfaces;
int blend_shape_count;
VS::BlendShapeMode blend_shape_mode;
AABB custom_aabb;
mutable uint64_t last_pass;
SelfList<MultiMesh>::List multimeshes;
_FORCE_INLINE_ void update_multimeshes() {
SelfList<MultiMesh> *mm = multimeshes.first();
while (mm) {
mm->self()->instance_change_notify(false, true);
mm = mm->next();
}
}
Mesh() :
active(false),
blend_shape_count(0),
blend_shape_mode(VS::BLEND_SHAPE_MODE_NORMALIZED),
last_pass(0) {
}
};
mutable RID_Owner<Mesh> mesh_owner;
virtual RID mesh_create();
virtual void mesh_add_surface(RID p_mesh, uint32_t p_format, VS::PrimitiveType p_primitive, const PoolVector<uint8_t> &p_array, int p_vertex_count, const PoolVector<uint8_t> &p_index_array, int p_index_count, const AABB &p_aabb, const Vector<PoolVector<uint8_t> > &p_blend_shapes = Vector<PoolVector<uint8_t> >(), const Vector<AABB> &p_bone_aabbs = Vector<AABB>());
virtual void mesh_set_blend_shape_count(RID p_mesh, int p_amount);
virtual int mesh_get_blend_shape_count(RID p_mesh) const;
virtual void mesh_set_blend_shape_mode(RID p_mesh, VS::BlendShapeMode p_mode);
virtual VS::BlendShapeMode mesh_get_blend_shape_mode(RID p_mesh) const;
virtual void mesh_surface_update_region(RID p_mesh, int p_surface, int p_offset, const PoolVector<uint8_t> &p_data);
virtual void mesh_surface_set_material(RID p_mesh, int p_surface, RID p_material);
virtual RID mesh_surface_get_material(RID p_mesh, int p_surface) const;
virtual int mesh_surface_get_array_len(RID p_mesh, int p_surface) const;
virtual int mesh_surface_get_array_index_len(RID p_mesh, int p_surface) const;
virtual PoolVector<uint8_t> mesh_surface_get_array(RID p_mesh, int p_surface) const;
virtual PoolVector<uint8_t> mesh_surface_get_index_array(RID p_mesh, int p_surface) const;
virtual uint32_t mesh_surface_get_format(RID p_mesh, int p_surface) const;
virtual VS::PrimitiveType mesh_surface_get_primitive_type(RID p_mesh, int p_surface) const;
virtual AABB mesh_surface_get_aabb(RID p_mesh, int p_surface) const;
virtual Vector<PoolVector<uint8_t> > mesh_surface_get_blend_shapes(RID p_mesh, int p_surface) const;
virtual Vector<AABB> mesh_surface_get_skeleton_aabb(RID p_mesh, int p_surface) const;
virtual void mesh_remove_surface(RID p_mesh, int p_surface);
virtual int mesh_get_surface_count(RID p_mesh) const;
virtual void mesh_set_custom_aabb(RID p_mesh, const AABB &p_aabb);
virtual AABB mesh_get_custom_aabb(RID p_mesh) const;
virtual AABB mesh_get_aabb(RID p_mesh, RID p_skeleton) const;
virtual void mesh_clear(RID p_mesh);
void mesh_render_blend_shapes(Surface *s, const float *p_weights);
/* MULTIMESH API */
struct MultiMesh : public GeometryOwner {
RID mesh;
int size;
VS::MultimeshTransformFormat transform_format;
VS::MultimeshColorFormat color_format;
VS::MultimeshCustomDataFormat custom_data_format;
Vector<float> data;
AABB aabb;
SelfList<MultiMesh> update_list;
SelfList<MultiMesh> mesh_list;
GLuint buffer;
int visible_instances;
int xform_floats;
int color_floats;
int custom_data_floats;
bool dirty_aabb;
bool dirty_data;
MultiMesh() :
size(0),
transform_format(VS::MULTIMESH_TRANSFORM_2D),
color_format(VS::MULTIMESH_COLOR_NONE),
custom_data_format(VS::MULTIMESH_CUSTOM_DATA_NONE),
update_list(this),
mesh_list(this),
buffer(0),
visible_instances(-1),
xform_floats(0),
color_floats(0),
custom_data_floats(0),
dirty_aabb(true),
dirty_data(true) {
}
};
mutable RID_Owner<MultiMesh> multimesh_owner;
SelfList<MultiMesh>::List multimesh_update_list;
void update_dirty_multimeshes();
virtual RID multimesh_create();
virtual void multimesh_allocate(RID p_multimesh, int p_instances, VS::MultimeshTransformFormat p_transform_format, VS::MultimeshColorFormat p_color_format, VS::MultimeshCustomDataFormat p_data_format = VS::MULTIMESH_CUSTOM_DATA_NONE);
virtual int multimesh_get_instance_count(RID p_multimesh) const;
virtual void multimesh_set_mesh(RID p_multimesh, RID p_mesh);
virtual void multimesh_instance_set_transform(RID p_multimesh, int p_index, const Transform &p_transform);
virtual void multimesh_instance_set_transform_2d(RID p_multimesh, int p_index, const Transform2D &p_transform);
virtual void multimesh_instance_set_color(RID p_multimesh, int p_index, const Color &p_color);
virtual void multimesh_instance_set_custom_data(RID p_multimesh, int p_index, const Color &p_custom_data);
virtual RID multimesh_get_mesh(RID p_multimesh) const;
virtual Transform multimesh_instance_get_transform(RID p_multimesh, int p_index) const;
virtual Transform2D multimesh_instance_get_transform_2d(RID p_multimesh, int p_index) const;
virtual Color multimesh_instance_get_color(RID p_multimesh, int p_index) const;
virtual Color multimesh_instance_get_custom_data(RID p_multimesh, int p_index) const;
virtual void multimesh_set_as_bulk_array(RID p_multimesh, const PoolVector<float> &p_array);
virtual void multimesh_set_visible_instances(RID p_multimesh, int p_visible);
virtual int multimesh_get_visible_instances(RID p_multimesh) const;
virtual AABB multimesh_get_aabb(RID p_multimesh) const;
/* IMMEDIATE API */
struct Immediate : public Geometry {
struct Chunk {
RID texture;
VS::PrimitiveType primitive;
Vector<Vector3> vertices;
Vector<Vector3> normals;
Vector<Plane> tangents;
Vector<Color> colors;
Vector<Vector2> uvs;
Vector<Vector2> uvs2;
};
List<Chunk> chunks;
bool building;
int mask;
AABB aabb;
Immediate() {
type = GEOMETRY_IMMEDIATE;
building = false;
}
};
Vector3 chunk_vertex;
Vector3 chunk_normal;
Plane chunk_tangent;
Color chunk_color;
Vector2 chunk_uv;
Vector2 chunk_uv2;
mutable RID_Owner<Immediate> immediate_owner;
virtual RID immediate_create();
virtual void immediate_begin(RID p_immediate, VS::PrimitiveType p_primitive, RID p_texture = RID());
virtual void immediate_vertex(RID p_immediate, const Vector3 &p_vertex);
virtual void immediate_normal(RID p_immediate, const Vector3 &p_normal);
virtual void immediate_tangent(RID p_immediate, const Plane &p_tangent);
virtual void immediate_color(RID p_immediate, const Color &p_color);
virtual void immediate_uv(RID p_immediate, const Vector2 &tex_uv);
virtual void immediate_uv2(RID p_immediate, const Vector2 &tex_uv);
virtual void immediate_end(RID p_immediate);
virtual void immediate_clear(RID p_immediate);
virtual void immediate_set_material(RID p_immediate, RID p_material);
virtual RID immediate_get_material(RID p_immediate) const;
virtual AABB immediate_get_aabb(RID p_immediate) const;
/* SKELETON API */
struct Skeleton : RID_Data {
bool use_2d;
int size;
Vector<float> skel_texture;
GLuint texture;
SelfList<Skeleton> update_list;
Set<RasterizerScene::InstanceBase *> instances; //instances using skeleton
Transform2D base_transform_2d;
Skeleton() :
use_2d(false),
size(0),
texture(0),
update_list(this) {
}
};
mutable RID_Owner<Skeleton> skeleton_owner;
SelfList<Skeleton>::List skeleton_update_list;
void update_dirty_skeletons();
virtual RID skeleton_create();
virtual void skeleton_allocate(RID p_skeleton, int p_bones, bool p_2d_skeleton = false);
virtual int skeleton_get_bone_count(RID p_skeleton) const;
virtual void skeleton_bone_set_transform(RID p_skeleton, int p_bone, const Transform &p_transform);
virtual Transform skeleton_bone_get_transform(RID p_skeleton, int p_bone) const;
virtual void skeleton_bone_set_transform_2d(RID p_skeleton, int p_bone, const Transform2D &p_transform);
virtual Transform2D skeleton_bone_get_transform_2d(RID p_skeleton, int p_bone) const;
virtual void skeleton_set_base_transform_2d(RID p_skeleton, const Transform2D &p_base_transform);
/* Light API */
struct Light : Instantiable {
VS::LightType type;
float param[VS::LIGHT_PARAM_MAX];
Color color;
Color shadow_color;
RID projector;
bool shadow;
bool negative;
bool reverse_cull;
VS::LightBakeMode bake_mode;
uint32_t cull_mask;
VS::LightOmniShadowMode omni_shadow_mode;
VS::LightOmniShadowDetail omni_shadow_detail;
VS::LightDirectionalShadowMode directional_shadow_mode;
VS::LightDirectionalShadowDepthRangeMode directional_range_mode;
bool directional_blend_splits;
uint64_t version;
};
mutable RID_Owner<Light> light_owner;
virtual RID light_create(VS::LightType p_type);
virtual void light_set_color(RID p_light, const Color &p_color);
virtual void light_set_param(RID p_light, VS::LightParam p_param, float p_value);
virtual void light_set_shadow(RID p_light, bool p_enabled);
virtual void light_set_shadow_color(RID p_light, const Color &p_color);
virtual void light_set_projector(RID p_light, RID p_texture);
virtual void light_set_negative(RID p_light, bool p_enable);
virtual void light_set_cull_mask(RID p_light, uint32_t p_mask);
virtual void light_set_reverse_cull_face_mode(RID p_light, bool p_enabled);
virtual void light_set_use_gi(RID p_light, bool p_enabled);
virtual void light_set_bake_mode(RID p_light, VS::LightBakeMode p_bake_mode);
virtual void light_omni_set_shadow_mode(RID p_light, VS::LightOmniShadowMode p_mode);
virtual void light_omni_set_shadow_detail(RID p_light, VS::LightOmniShadowDetail p_detail);
virtual void light_directional_set_shadow_mode(RID p_light, VS::LightDirectionalShadowMode p_mode);
virtual void light_directional_set_blend_splits(RID p_light, bool p_enable);
virtual bool light_directional_get_blend_splits(RID p_light) const;
virtual VS::LightDirectionalShadowMode light_directional_get_shadow_mode(RID p_light);
virtual VS::LightOmniShadowMode light_omni_get_shadow_mode(RID p_light);
virtual void light_directional_set_shadow_depth_range_mode(RID p_light, VS::LightDirectionalShadowDepthRangeMode p_range_mode);
virtual VS::LightDirectionalShadowDepthRangeMode light_directional_get_shadow_depth_range_mode(RID p_light) const;
virtual bool light_has_shadow(RID p_light) const;
virtual VS::LightType light_get_type(RID p_light) const;
virtual float light_get_param(RID p_light, VS::LightParam p_param);
virtual Color light_get_color(RID p_light);
virtual bool light_get_use_gi(RID p_light);
virtual VS::LightBakeMode light_get_bake_mode(RID p_light);
virtual AABB light_get_aabb(RID p_light) const;
virtual uint64_t light_get_version(RID p_light) const;
/* PROBE API */
struct ReflectionProbe : Instantiable {
VS::ReflectionProbeUpdateMode update_mode;
float intensity;
Color interior_ambient;
float interior_ambient_energy;
float interior_ambient_probe_contrib;
float max_distance;
Vector3 extents;
Vector3 origin_offset;
bool interior;
bool box_projection;
bool enable_shadows;
uint32_t cull_mask;
};
mutable RID_Owner<ReflectionProbe> reflection_probe_owner;
virtual RID reflection_probe_create();
virtual void reflection_probe_set_update_mode(RID p_probe, VS::ReflectionProbeUpdateMode p_mode);
virtual void reflection_probe_set_intensity(RID p_probe, float p_intensity);
virtual void reflection_probe_set_interior_ambient(RID p_probe, const Color &p_ambient);
virtual void reflection_probe_set_interior_ambient_energy(RID p_probe, float p_energy);
virtual void reflection_probe_set_interior_ambient_probe_contribution(RID p_probe, float p_contrib);
virtual void reflection_probe_set_max_distance(RID p_probe, float p_distance);
virtual void reflection_probe_set_extents(RID p_probe, const Vector3 &p_extents);
virtual void reflection_probe_set_origin_offset(RID p_probe, const Vector3 &p_offset);
virtual void reflection_probe_set_as_interior(RID p_probe, bool p_enable);
virtual void reflection_probe_set_enable_box_projection(RID p_probe, bool p_enable);
virtual void reflection_probe_set_enable_shadows(RID p_probe, bool p_enable);
virtual void reflection_probe_set_cull_mask(RID p_probe, uint32_t p_layers);
virtual void reflection_probe_set_resolution(RID p_probe, int p_resolution);
virtual AABB reflection_probe_get_aabb(RID p_probe) const;
virtual VS::ReflectionProbeUpdateMode reflection_probe_get_update_mode(RID p_probe) const;
virtual uint32_t reflection_probe_get_cull_mask(RID p_probe) const;
virtual Vector3 reflection_probe_get_extents(RID p_probe) const;
virtual Vector3 reflection_probe_get_origin_offset(RID p_probe) const;
virtual float reflection_probe_get_origin_max_distance(RID p_probe) const;
virtual bool reflection_probe_renders_shadows(RID p_probe) const;
/* GI PROBE API */
struct GIProbe : public Instantiable {
AABB bounds;
Transform to_cell;
float cell_size;
int dynamic_range;
float energy;
float bias;
float normal_bias;
float propagation;
bool interior;
bool compress;
uint32_t version;
PoolVector<int> dynamic_data;
};
mutable RID_Owner<GIProbe> gi_probe_owner;
virtual RID gi_probe_create();
virtual void gi_probe_set_bounds(RID p_probe, const AABB &p_bounds);
virtual AABB gi_probe_get_bounds(RID p_probe) const;
virtual void gi_probe_set_cell_size(RID p_probe, float p_size);
virtual float gi_probe_get_cell_size(RID p_probe) const;
virtual void gi_probe_set_to_cell_xform(RID p_probe, const Transform &p_xform);
virtual Transform gi_probe_get_to_cell_xform(RID p_probe) const;
virtual void gi_probe_set_dynamic_data(RID p_probe, const PoolVector<int> &p_data);
virtual PoolVector<int> gi_probe_get_dynamic_data(RID p_probe) const;
virtual void gi_probe_set_dynamic_range(RID p_probe, int p_range);
virtual int gi_probe_get_dynamic_range(RID p_probe) const;
virtual void gi_probe_set_energy(RID p_probe, float p_range);
virtual float gi_probe_get_energy(RID p_probe) const;
virtual void gi_probe_set_bias(RID p_probe, float p_range);
virtual float gi_probe_get_bias(RID p_probe) const;
virtual void gi_probe_set_normal_bias(RID p_probe, float p_range);
virtual float gi_probe_get_normal_bias(RID p_probe) const;
virtual void gi_probe_set_propagation(RID p_probe, float p_range);
virtual float gi_probe_get_propagation(RID p_probe) const;
virtual void gi_probe_set_interior(RID p_probe, bool p_enable);
virtual bool gi_probe_is_interior(RID p_probe) const;
virtual void gi_probe_set_compress(RID p_probe, bool p_enable);
virtual bool gi_probe_is_compressed(RID p_probe) const;
virtual uint32_t gi_probe_get_version(RID p_probe);
struct GIProbeData : public RID_Data {
int width;
int height;
int depth;
int levels;
GLuint tex_id;
GIProbeCompression compression;
GIProbeData() {
}
};
mutable RID_Owner<GIProbeData> gi_probe_data_owner;
virtual GIProbeCompression gi_probe_get_dynamic_data_get_preferred_compression() const;
virtual RID gi_probe_dynamic_data_create(int p_width, int p_height, int p_depth, GIProbeCompression p_compression);
virtual void gi_probe_dynamic_data_update(RID p_gi_probe_data, int p_depth_slice, int p_slice_count, int p_mipmap, const void *p_data);
/* LIGHTMAP CAPTURE */
virtual RID lightmap_capture_create();
virtual void lightmap_capture_set_bounds(RID p_capture, const AABB &p_bounds);
virtual AABB lightmap_capture_get_bounds(RID p_capture) const;
virtual void lightmap_capture_set_octree(RID p_capture, const PoolVector<uint8_t> &p_octree);
virtual PoolVector<uint8_t> lightmap_capture_get_octree(RID p_capture) const;
virtual void lightmap_capture_set_octree_cell_transform(RID p_capture, const Transform &p_xform);
virtual Transform lightmap_capture_get_octree_cell_transform(RID p_capture) const;
virtual void lightmap_capture_set_octree_cell_subdiv(RID p_capture, int p_subdiv);
virtual int lightmap_capture_get_octree_cell_subdiv(RID p_capture) const;
virtual void lightmap_capture_set_energy(RID p_capture, float p_energy);
virtual float lightmap_capture_get_energy(RID p_capture) const;
virtual void lightmap_capture_set_interior(RID p_capture, bool p_interior);
virtual bool lightmap_capture_is_interior(RID p_capture) const;
virtual const PoolVector<LightmapCaptureOctree> *lightmap_capture_get_octree_ptr(RID p_capture) const;
struct LightmapCapture : public Instantiable {
PoolVector<LightmapCaptureOctree> octree;
AABB bounds;
Transform cell_xform;
int cell_subdiv;
float energy;
bool interior;
SelfList<LightmapCapture> update_list;
LightmapCapture() :
update_list(this) {
energy = 1.0;
cell_subdiv = 1;
interior = false;
}
};
SelfList<LightmapCapture>::List capture_update_list;
void update_dirty_captures();
mutable RID_Owner<LightmapCapture> lightmap_capture_data_owner;
/* PARTICLES */
struct Particles : public GeometryOwner {
bool inactive;
float inactive_time;
bool emitting;
bool one_shot;
int amount;
float lifetime;
float pre_process_time;
float explosiveness;
float randomness;
bool restart_request;
AABB custom_aabb;
bool use_local_coords;
RID process_material;
VS::ParticlesDrawOrder draw_order;
Vector<RID> draw_passes;
GLuint particle_buffers[2];
GLuint particle_vaos[2];
GLuint particle_buffer_histories[2];
GLuint particle_vao_histories[2];
bool particle_valid_histories[2];
bool histories_enabled;
SelfList<Particles> particle_element;
float phase;
float prev_phase;
uint64_t prev_ticks;
uint32_t random_seed;
uint32_t cycle_number;
float speed_scale;
int fixed_fps;
bool fractional_delta;
float frame_remainder;
bool clear;
Transform emission_transform;
Particles() :
inactive(true),
inactive_time(0.0),
emitting(false),
one_shot(false),
amount(0),
lifetime(1.0),
pre_process_time(0.0),
explosiveness(0.0),
randomness(0.0),
restart_request(false),
custom_aabb(AABB(Vector3(-4, -4, -4), Vector3(8, 8, 8))),
use_local_coords(true),
draw_order(VS::PARTICLES_DRAW_ORDER_INDEX),
histories_enabled(false),
particle_element(this),
prev_ticks(0),
random_seed(0),
cycle_number(0),
speed_scale(1.0),
fixed_fps(0),
fractional_delta(false),
frame_remainder(0),
clear(true) {
particle_buffers[0] = 0;
particle_buffers[1] = 0;
glGenBuffers(2, particle_buffers);
glGenVertexArrays(2, particle_vaos);
}
~Particles() {
glDeleteBuffers(2, particle_buffers);
glDeleteVertexArrays(2, particle_vaos);
if (histories_enabled) {
glDeleteBuffers(2, particle_buffer_histories);
glDeleteVertexArrays(2, particle_vao_histories);
}
}
};
SelfList<Particles>::List particle_update_list;
void update_particles();
mutable RID_Owner<Particles> particles_owner;
virtual RID particles_create();
virtual void particles_set_emitting(RID p_particles, bool p_emitting);
virtual bool particles_get_emitting(RID p_particles);
virtual void particles_set_amount(RID p_particles, int p_amount);
virtual void particles_set_lifetime(RID p_particles, float p_lifetime);
virtual void particles_set_one_shot(RID p_particles, bool p_one_shot);
virtual void particles_set_pre_process_time(RID p_particles, float p_time);
virtual void particles_set_explosiveness_ratio(RID p_particles, float p_ratio);
virtual void particles_set_randomness_ratio(RID p_particles, float p_ratio);
virtual void particles_set_custom_aabb(RID p_particles, const AABB &p_aabb);
virtual void particles_set_speed_scale(RID p_particles, float p_scale);
virtual void particles_set_use_local_coordinates(RID p_particles, bool p_enable);
virtual void particles_set_process_material(RID p_particles, RID p_material);
virtual void particles_set_fixed_fps(RID p_particles, int p_fps);
virtual void particles_set_fractional_delta(RID p_particles, bool p_enable);
virtual void particles_restart(RID p_particles);
virtual void particles_set_draw_order(RID p_particles, VS::ParticlesDrawOrder p_order);
virtual void particles_set_draw_passes(RID p_particles, int p_passes);
virtual void particles_set_draw_pass_mesh(RID p_particles, int p_pass, RID p_mesh);
virtual void particles_request_process(RID p_particles);
virtual AABB particles_get_current_aabb(RID p_particles);
virtual AABB particles_get_aabb(RID p_particles) const;
virtual void _particles_update_histories(Particles *particles);
virtual void particles_set_emission_transform(RID p_particles, const Transform &p_transform);
void _particles_process(Particles *p_particles, float p_delta);
virtual int particles_get_draw_passes(RID p_particles) const;
virtual RID particles_get_draw_pass_mesh(RID p_particles, int p_pass) const;
virtual bool particles_is_inactive(RID p_particles) const;
/* INSTANCE */
virtual void instance_add_skeleton(RID p_skeleton, RasterizerScene::InstanceBase *p_instance);
virtual void instance_remove_skeleton(RID p_skeleton, RasterizerScene::InstanceBase *p_instance);
virtual void instance_add_dependency(RID p_base, RasterizerScene::InstanceBase *p_instance);
virtual void instance_remove_dependency(RID p_base, RasterizerScene::InstanceBase *p_instance);
/* RENDER TARGET */
struct RenderTarget : public RID_Data {
GLuint fbo;
GLuint color;
GLuint depth;
struct Buffers {
bool active;
bool effects_active;
GLuint fbo;
GLuint depth;
GLuint specular;
GLuint diffuse;
GLuint normal_rough;
GLuint sss;
GLuint effect_fbo;
GLuint effect;
} buffers;
struct Effects {
struct MipMaps {
struct Size {
GLuint fbo;
int width;
int height;
};
Vector<Size> sizes;
GLuint color;
int levels;
MipMaps() :
color(0),
levels(0) {
}
};
MipMaps mip_maps[2]; //first mipmap chain starts from full-screen
//GLuint depth2; //depth for the second mipmap chain, in case of desiring upsampling
struct SSAO {
GLuint blur_fbo[2]; // blur fbo
GLuint blur_red[2]; // 8 bits red buffer
GLuint linear_depth;
Vector<GLuint> depth_mipmap_fbos; //fbos for depth mipmapsla ver
SSAO() :
linear_depth(0) {
blur_fbo[0] = 0;
blur_fbo[1] = 0;
}
} ssao;
Effects() {}
} effects;
struct Exposure {
GLuint fbo;
GLuint color;
Exposure() :
fbo(0) {}
} exposure;
// External FBO to render our final result to (mostly used for ARVR)
struct External {
GLuint fbo;
GLuint color;
GLuint depth;
RID texture;
External() :
fbo(0),
color(0),
depth(0) {
}
} external;
uint64_t last_exposure_tick;
int width, height;
bool flags[RENDER_TARGET_FLAG_MAX];
bool used_in_frame;
VS::ViewportMSAA msaa;
bool use_fxaa;
bool use_debanding;
RID texture;
RenderTarget() :
fbo(0),
depth(0),
last_exposure_tick(0),
width(0),
height(0),
used_in_frame(false),
msaa(VS::VIEWPORT_MSAA_DISABLED),
use_fxaa(false),
use_debanding(false) {
exposure.fbo = 0;
buffers.fbo = 0;
external.fbo = 0;
for (int i = 0; i < RENDER_TARGET_FLAG_MAX; i++) {
flags[i] = false;
}
flags[RENDER_TARGET_HDR] = true;
buffers.active = false;
buffers.effects_active = false;
}
};
mutable RID_Owner<RenderTarget> render_target_owner;
void _render_target_clear(RenderTarget *rt);
void _render_target_allocate(RenderTarget *rt);
virtual RID render_target_create();
virtual void render_target_set_position(RID p_render_target, int p_x, int p_y);
virtual void render_target_set_size(RID p_render_target, int p_width, int p_height);
virtual RID render_target_get_texture(RID p_render_target) const;
virtual uint32_t render_target_get_depth_texture_id(RID p_render_target) const;
virtual void render_target_set_external_texture(RID p_render_target, unsigned int p_texture_id, unsigned int p_depth_id);
virtual void render_target_set_flag(RID p_render_target, RenderTargetFlags p_flag, bool p_value);
virtual bool render_target_was_used(RID p_render_target);
virtual void render_target_clear_used(RID p_render_target);
virtual void render_target_set_msaa(RID p_render_target, VS::ViewportMSAA p_msaa);
virtual void render_target_set_use_fxaa(RID p_render_target, bool p_fxaa);
virtual void render_target_set_use_debanding(RID p_render_target, bool p_debanding);
/* CANVAS SHADOW */
struct CanvasLightShadow : public RID_Data {
int size;
int height;
GLuint fbo;
GLuint depth;
GLuint distance; //for older devices
};
RID_Owner<CanvasLightShadow> canvas_light_shadow_owner;
virtual RID canvas_light_shadow_buffer_create(int p_width);
/* LIGHT SHADOW MAPPING */
struct CanvasOccluder : public RID_Data {
GLuint array_id; // 0 means, unconfigured
GLuint vertex_id; // 0 means, unconfigured
GLuint index_id; // 0 means, unconfigured
PoolVector<Vector2> lines;
int len;
};
RID_Owner<CanvasOccluder> canvas_occluder_owner;
virtual RID canvas_light_occluder_create();
virtual void canvas_light_occluder_set_polylines(RID p_occluder, const PoolVector<Vector2> &p_lines);
virtual VS::InstanceType get_base_type(RID p_rid) const;
virtual bool free(RID p_rid);
struct Frame {
RenderTarget *current_rt;
bool clear_request;
Color clear_request_color;
float time[4];
float delta;
uint64_t count;
} frame;
void initialize();
void finalize();
virtual bool has_os_feature(const String &p_feature) const;
virtual void update_dirty_resources();
virtual void set_debug_generate_wireframes(bool p_generate);
virtual void render_info_begin_capture();
virtual void render_info_end_capture();
virtual int get_captured_render_info(VS::RenderInfo p_info);
virtual uint64_t get_render_info(VS::RenderInfo p_info);
virtual String get_video_adapter_name() const;
virtual String get_video_adapter_vendor() const;
void buffer_orphan_and_upload(unsigned int p_buffer_size, unsigned int p_offset, unsigned int p_data_size, const void *p_data, GLenum p_target = GL_ARRAY_BUFFER, GLenum p_usage = GL_DYNAMIC_DRAW, bool p_optional_orphan = false) const;
bool safe_buffer_sub_data(unsigned int p_total_buffer_size, GLenum p_target, unsigned int p_offset, unsigned int p_data_size, const void *p_data, unsigned int &r_offset_after) const;
RasterizerStorageGLES3();
};
inline bool RasterizerStorageGLES3::safe_buffer_sub_data(unsigned int p_total_buffer_size, GLenum p_target, unsigned int p_offset, unsigned int p_data_size, const void *p_data, unsigned int &r_offset_after) const {
r_offset_after = p_offset + p_data_size;
#ifdef DEBUG_ENABLED
// we are trying to write across the edge of the buffer
if (r_offset_after > p_total_buffer_size)
return false;
#endif
glBufferSubData(p_target, p_offset, p_data_size, p_data);
return true;
}
// standardize the orphan / upload in one place so it can be changed per platform as necessary, and avoid future
// bugs causing pipeline stalls
inline void RasterizerStorageGLES3::buffer_orphan_and_upload(unsigned int p_buffer_size, unsigned int p_offset, unsigned int p_data_size, const void *p_data, GLenum p_target, GLenum p_usage, bool p_optional_orphan) const {
// Orphan the buffer to avoid CPU/GPU sync points caused by glBufferSubData
// Was previously #ifndef GLES_OVER_GL however this causes stalls on desktop mac also (and possibly other)
if (!p_optional_orphan || (config.should_orphan)) {
glBufferData(p_target, p_buffer_size, NULL, p_usage);
#ifdef RASTERIZER_EXTRA_CHECKS
// fill with garbage off the end of the array
if (p_buffer_size) {
unsigned int start = p_offset + p_data_size;
unsigned int end = start + 1024;
if (end < p_buffer_size) {
uint8_t *garbage = (uint8_t *)alloca(1024);
for (int n = 0; n < 1024; n++) {
garbage[n] = Math::random(0, 255);
}
glBufferSubData(p_target, start, 1024, garbage);
}
}
#endif
}
RAST_DEV_DEBUG_ASSERT((p_offset + p_data_size) <= p_buffer_size);
glBufferSubData(p_target, p_offset, p_data_size, p_data);
}
#endif // RASTERIZERSTORAGEGLES3_H
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