diff options
-rw-r--r-- | doc/classes/Image.xml | 3 | ||||
-rw-r--r-- | modules/etcpak/image_compress_etcpak.cpp (renamed from modules/etcpak/image_etcpak.cpp) | 148 | ||||
-rw-r--r-- | modules/etcpak/image_compress_etcpak.h (renamed from modules/etcpak/image_etcpak.h) | 17 | ||||
-rw-r--r-- | modules/etcpak/register_types.cpp | 2 | ||||
-rw-r--r-- | modules/etcpak/register_types.h | 5 | ||||
-rw-r--r-- | modules/squish/image_decompress_squish.cpp (renamed from modules/squish/image_compress_squish.cpp) | 4 | ||||
-rw-r--r-- | modules/squish/image_decompress_squish.h (renamed from modules/squish/image_compress_squish.h) | 8 | ||||
-rw-r--r-- | modules/squish/register_types.cpp | 3 | ||||
-rw-r--r-- | scene/resources/particles_material.cpp | 257 | ||||
-rw-r--r-- | servers/rendering/renderer_rd/renderer_storage_rd.cpp | 1 | ||||
-rw-r--r-- | servers/rendering/renderer_rd/shader_rd.cpp | 1 | ||||
-rw-r--r-- | servers/rendering/renderer_rd/shaders/particles.glsl | 214 | ||||
-rw-r--r-- | servers/rendering/shader_types.cpp | 26 | ||||
-rw-r--r-- | thirdparty/README.md | 1 |
14 files changed, 371 insertions, 319 deletions
diff --git a/doc/classes/Image.xml b/doc/classes/Image.xml index 9d87c9bf9a..91a07f66e0 100644 --- a/doc/classes/Image.xml +++ b/doc/classes/Image.xml @@ -186,7 +186,8 @@ <return type="int" enum="Error"> </return> <description> - Decompresses the image if it is compressed. Returns an error if decompress function is not available. + Decompresses the image if it is VRAM compressed in a supported format. Returns [constant OK] if the format is supported, otherwise [constant ERR_UNAVAILABLE]. + [b]Note:[/b] The following formats can be decompressed: DXT, RGTC, BPTC, PVRTC1. The formats ETC1 and ETC2 are not supported. </description> </method> <method name="detect_alpha" qualifiers="const"> diff --git a/modules/etcpak/image_etcpak.cpp b/modules/etcpak/image_compress_etcpak.cpp index 251d2cd7b0..abc3c26188 100644 --- a/modules/etcpak/image_etcpak.cpp +++ b/modules/etcpak/image_compress_etcpak.cpp @@ -1,5 +1,5 @@ /*************************************************************************/ -/* image_etcpak.cpp */ +/* image_compress_etcpak.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ @@ -28,21 +28,16 @@ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ -#include "image_etcpak.h" +#include "image_compress_etcpak.h" -#include "core/os/copymem.h" #include "core/os/os.h" #include "core/string/print_string.h" #include "thirdparty/etcpak/ProcessDxtc.hpp" #include "thirdparty/etcpak/ProcessRGB.hpp" -// thresholds for the early compression-mode decision scheme in QuickETC2 -// which can be changed by the option -e -float ecmd_threshold[3] = { 0.03f, 0.09f, 0.38f }; - -EtcpakType _determine_etc_type(Image::UsedChannels p_source) { - switch (p_source) { +EtcpakType _determine_etc_type(Image::UsedChannels p_channels) { + switch (p_channels) { case Image::USED_CHANNELS_L: return EtcpakType::ETCPAK_TYPE_ETC1; case Image::USED_CHANNELS_LA: @@ -60,8 +55,8 @@ EtcpakType _determine_etc_type(Image::UsedChannels p_source) { } } -EtcpakType _determine_dxt_type(Image::UsedChannels p_source) { - switch (p_source) { +EtcpakType _determine_dxt_type(Image::UsedChannels p_channels) { + switch (p_channels) { case Image::USED_CHANNELS_L: return EtcpakType::ETCPAK_TYPE_DXT1; case Image::USED_CHANNELS_LA: @@ -78,93 +73,112 @@ EtcpakType _determine_dxt_type(Image::UsedChannels p_source) { return EtcpakType::ETCPAK_TYPE_DXT5; } } -void _compress_etc2(Image *p_img, float p_lossy_quality, Image::UsedChannels p_source) { - EtcpakType type = _determine_etc_type(p_source); - _compress_etcpak(type, p_img, p_lossy_quality, false, p_source); + +void _compress_etc1(Image *r_img, float p_lossy_quality) { + _compress_etcpak(EtcpakType::ETCPAK_TYPE_ETC1, r_img, p_lossy_quality); } -void _compress_bc(Image *p_img, float p_lossy_quality, Image::UsedChannels p_source) { - EtcpakType type = _determine_dxt_type(p_source); - _compress_etcpak(type, p_img, p_lossy_quality, false, p_source); + +void _compress_etc2(Image *r_img, float p_lossy_quality, Image::UsedChannels p_channels) { + EtcpakType type = _determine_etc_type(p_channels); + _compress_etcpak(type, r_img, p_lossy_quality); } -void _compress_etc1(Image *p_img, float p_lossy_quality) { - _compress_etcpak(EtcpakType::ETCPAK_TYPE_ETC1, p_img, p_lossy_quality, true, Image::USED_CHANNELS_RGB); + +void _compress_bc(Image *r_img, float p_lossy_quality, Image::UsedChannels p_channels) { + EtcpakType type = _determine_dxt_type(p_channels); + _compress_etcpak(type, r_img, p_lossy_quality); } -void _compress_etcpak(EtcpakType p_compresstype, Image *p_img, float p_lossy_quality, bool force_etc1_format, Image::UsedChannels p_channels) { - uint64_t t = OS::get_singleton()->get_ticks_msec(); - Image::Format img_format = p_img->get_format(); +void _compress_etcpak(EtcpakType p_compresstype, Image *r_img, float p_lossy_quality) { + uint64_t start_time = OS::get_singleton()->get_ticks_msec(); + // TODO: See how to handle lossy quality. + + Image::Format img_format = r_img->get_format(); if (img_format >= Image::FORMAT_DXT1) { - return; //do not compress, already compressed + return; // Do not compress, already compressed. } - if (img_format > Image::FORMAT_RGBA8) { // TODO: we should be able to handle FORMAT_RGBA4444 and FORMAT_RGBA5551 eventually return; } - Image::Format format = Image::FORMAT_RGBA8; - if (p_img->get_format() != Image::FORMAT_RGBA8) { - p_img->convert(Image::FORMAT_RGBA8); + // Use RGBA8 to convert. + if (img_format != Image::FORMAT_RGBA8) { + r_img->convert(Image::FORMAT_RGBA8); } - if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC1 || force_etc1_format) { - format = Image::FORMAT_ETC; + + // Determine output format based on Etcpak type. + Image::Format target_format = Image::FORMAT_RGBA8; + if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC1) { + target_format = Image::FORMAT_ETC; } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC2) { - format = Image::FORMAT_ETC2_RGB8; + target_format = Image::FORMAT_ETC2_RGB8; } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC2_RA_AS_RG) { - format = Image::FORMAT_ETC2_RA_AS_RG; - p_img->convert_rg_to_ra_rgba8(); + target_format = Image::FORMAT_ETC2_RA_AS_RG; + r_img->convert_rg_to_ra_rgba8(); } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC2_ALPHA) { - format = Image::FORMAT_ETC2_RGBA8; + target_format = Image::FORMAT_ETC2_RGBA8; } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_DXT1) { - format = Image::FORMAT_DXT1; + target_format = Image::FORMAT_DXT1; } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_DXT5_RA_AS_RG) { - format = Image::FORMAT_DXT5_RA_AS_RG; - p_img->convert_rg_to_ra_rgba8(); + target_format = Image::FORMAT_DXT5_RA_AS_RG; + r_img->convert_rg_to_ra_rgba8(); } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_DXT5) { - format = Image::FORMAT_DXT5; + target_format = Image::FORMAT_DXT5; } else { - ERR_FAIL(); + ERR_FAIL_MSG("Invalid or unsupported Etcpak compression format."); } - const bool mipmap = p_img->has_mipmaps(); - print_verbose("Encoding format: " + Image::get_format_name(format)); + // Compress image data and (if required) mipmaps. + + const bool mipmaps = r_img->has_mipmaps(); + const int width = r_img->get_width(); + const int height = r_img->get_height(); + const uint8_t *src_read = r_img->get_data().ptr(); - Ref<Image> new_img; - new_img.instance(); - new_img->create(p_img->get_width(), p_img->get_height(), mipmap, format); - Vector<uint8_t> data = new_img->get_data(); - uint8_t *wr = data.ptrw(); + print_verbose(vformat("ETCPAK: Encoding image size %dx%d to format %s.", width, height, Image::get_format_name(target_format))); - Ref<Image> image = p_img->duplicate(); - int mmc = 1 + (mipmap ? Image::get_image_required_mipmaps(new_img->get_width(), new_img->get_height(), format) : 0); - for (int i = 0; i < mmc; i++) { - int ofs, size, mip_w, mip_h; - new_img->get_mipmap_offset_size_and_dimensions(i, ofs, size, mip_w, mip_h); + int dest_size = Image::get_image_data_size(width, height, target_format, mipmaps); + Vector<uint8_t> dest_data; + dest_data.resize(dest_size); + uint8_t *dest_write = dest_data.ptrw(); + + int mip_count = mipmaps ? Image::get_image_required_mipmaps(width, height, target_format) : 0; + + for (int i = 0; i < mip_count + 1; i++) { + // Get write mip metrics for target image. + int mip_w, mip_h; + int mip_ofs = Image::get_image_mipmap_offset_and_dimensions(width, height, target_format, i, mip_w, mip_h); + // Ensure that mip offset is a multiple of 8 (etcpak expects uint64_t pointer). + ERR_FAIL_COND(mip_ofs % 8 != 0); + uint64_t *dest_mip_write = (uint64_t *)&dest_write[mip_ofs]; + + // Block size. Align stride to multiple of 4 (RGBA8). mip_w = (mip_w + 3) & ~3; mip_h = (mip_h + 3) & ~3; - Vector<uint8_t> dst_data; - dst_data.resize(size); - int mipmap_ofs = image->get_mipmap_offset(i); - - const uint32_t *image_read = (const uint32_t *)&image->get_data().ptr()[mipmap_ofs]; - uint64_t *dst_write = (uint64_t *)dst_data.ptrw(); - if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC1 || force_etc1_format) { - CompressEtc1RgbDither(image_read, dst_write, mip_w * mip_h / 16, mip_w); + const uint32_t blocks = mip_w * mip_h / 16; + + // Get mip data from source image for reading. + int src_mip_ofs = r_img->get_mipmap_offset(i); + const uint32_t *src_mip_read = (const uint32_t *)&src_read[src_mip_ofs]; + + if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC1) { + CompressEtc1RgbDither(src_mip_read, dest_mip_write, blocks, mip_w); } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC2 || p_compresstype == EtcpakType::ETCPAK_TYPE_ETC2_RA_AS_RG) { - CompressEtc2Rgb(image_read, dst_write, mip_w * mip_h / 16, mip_w); + CompressEtc2Rgb(src_mip_read, dest_mip_write, blocks, mip_w); } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_ETC2_ALPHA) { - CompressEtc2Rgba(image_read, dst_write, mip_w * mip_h / 16, mip_w); - } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_DXT5 || p_compresstype == EtcpakType::ETCPAK_TYPE_DXT5_RA_AS_RG) { - CompressDxt5(image_read, dst_write, mip_w * mip_h / 16, mip_w); + CompressEtc2Rgba(src_mip_read, dest_mip_write, blocks, mip_w); } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_DXT1) { - CompressDxt1Dither(image_read, dst_write, mip_w * mip_h / 16, mip_w); + CompressDxt1Dither(src_mip_read, dest_mip_write, blocks, mip_w); + } else if (p_compresstype == EtcpakType::ETCPAK_TYPE_DXT5 || p_compresstype == EtcpakType::ETCPAK_TYPE_DXT5_RA_AS_RG) { + CompressDxt5(src_mip_read, dest_mip_write, blocks, mip_w); } else { - ERR_FAIL(); + ERR_FAIL_MSG("Invalid or unsupported Etcpak compression format."); } - copymem(&wr[ofs], dst_data.ptr(), size); } - p_img->create(new_img->get_width(), new_img->get_height(), mipmap, format, data); - print_verbose(vformat("ETCPAK encode took %s ms.", rtos(OS::get_singleton()->get_ticks_msec() - t))); + // Replace original image with compressed one. + r_img->create(width, height, mipmaps, target_format, dest_data); + + print_verbose(vformat("ETCPAK encode took %s ms.", rtos(OS::get_singleton()->get_ticks_msec() - start_time))); } diff --git a/modules/etcpak/image_etcpak.h b/modules/etcpak/image_compress_etcpak.h index 0137bab7cc..ccf157fada 100644 --- a/modules/etcpak/image_etcpak.h +++ b/modules/etcpak/image_compress_etcpak.h @@ -1,5 +1,5 @@ /*************************************************************************/ -/* image_etcpak.h */ +/* image_compress_etcpak.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ @@ -28,8 +28,8 @@ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ -#ifndef IMAGE_ETCPAK_H -#define IMAGE_ETCPAK_H +#ifndef IMAGE_COMPRESS_ETCPAK_H +#define IMAGE_COMPRESS_ETCPAK_H #include "core/io/image.h" @@ -43,9 +43,10 @@ enum class EtcpakType { ETCPAK_TYPE_DXT5_RA_AS_RG, }; -void _compress_etcpak(EtcpakType p_compresstype, Image *p_img, float p_lossy_quality, bool force_etc1_format, Image::UsedChannels p_channels); -void _compress_etc1(Image *p_img, float p_lossy_quality); -void _compress_etc2(Image *p_img, float p_lossy_quality, Image::UsedChannels p_source); -void _compress_bc(Image *p_img, float p_lossy_quality, Image::UsedChannels p_source); +void _compress_etc1(Image *r_img, float p_lossy_quality); +void _compress_etc2(Image *r_img, float p_lossy_quality, Image::UsedChannels p_channels); +void _compress_bc(Image *r_img, float p_lossy_quality, Image::UsedChannels p_channels); -#endif // IMAGE_ETCPAK_H +void _compress_etcpak(EtcpakType p_compresstype, Image *r_img, float p_lossy_quality); + +#endif // IMAGE_COMPRESS_ETCPAK_H diff --git a/modules/etcpak/register_types.cpp b/modules/etcpak/register_types.cpp index fcc0bc8b6f..d57d2f747a 100644 --- a/modules/etcpak/register_types.cpp +++ b/modules/etcpak/register_types.cpp @@ -30,7 +30,7 @@ #include "register_types.h" -#include "image_etcpak.h" +#include "image_compress_etcpak.h" void register_etcpak_types() { Image::_image_compress_etc1_func = _compress_etc1; diff --git a/modules/etcpak/register_types.h b/modules/etcpak/register_types.h index 9b300a3275..a9e10a4aae 100644 --- a/modules/etcpak/register_types.h +++ b/modules/etcpak/register_types.h @@ -28,5 +28,10 @@ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ +#ifndef ETCPAK_REGISTER_TYPES_H +#define ETCPAK_REGISTER_TYPES_H + void register_etcpak_types(); void unregister_etcpak_types(); + +#endif // ETCPAK_REGISTER_TYPES_H diff --git a/modules/squish/image_compress_squish.cpp b/modules/squish/image_decompress_squish.cpp index fb0c7aba1d..1450b0fe88 100644 --- a/modules/squish/image_compress_squish.cpp +++ b/modules/squish/image_decompress_squish.cpp @@ -1,5 +1,5 @@ /*************************************************************************/ -/* image_compress_squish.cpp */ +/* image_decompress_squish.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ @@ -28,7 +28,7 @@ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ -#include "image_compress_squish.h" +#include "image_decompress_squish.h" #include <squish.h> diff --git a/modules/squish/image_compress_squish.h b/modules/squish/image_decompress_squish.h index ebc5a41887..fff5839ac4 100644 --- a/modules/squish/image_compress_squish.h +++ b/modules/squish/image_decompress_squish.h @@ -1,5 +1,5 @@ /*************************************************************************/ -/* image_compress_squish.h */ +/* image_decompress_squish.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ @@ -28,11 +28,11 @@ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ -#ifndef IMAGE_COMPRESS_SQUISH_H -#define IMAGE_COMPRESS_SQUISH_H +#ifndef IMAGE_DECOMPRESS_SQUISH_H +#define IMAGE_DECOMPRESS_SQUISH_H #include "core/io/image.h" void image_decompress_squish(Image *p_image); -#endif // IMAGE_COMPRESS_SQUISH_H +#endif // IMAGE_DECOMPRESS_SQUISH_H diff --git a/modules/squish/register_types.cpp b/modules/squish/register_types.cpp index c51cdc9521..51aab040e7 100644 --- a/modules/squish/register_types.cpp +++ b/modules/squish/register_types.cpp @@ -29,7 +29,8 @@ /*************************************************************************/ #include "register_types.h" -#include "image_compress_squish.h" + +#include "image_decompress_squish.h" void register_squish_types() { Image::_image_decompress_bc = image_decompress_squish; diff --git a/scene/resources/particles_material.cpp b/scene/resources/particles_material.cpp index 6a65173176..bb47eebe9b 100644 --- a/scene/resources/particles_material.cpp +++ b/scene/resources/particles_material.cpp @@ -289,7 +289,7 @@ void ParticlesMaterial::_update_shader() { code += "}\n"; code += "\n"; - code += "void process() {\n"; + code += "void start() {\n"; code += " uint base_number = NUMBER;\n"; code += " uint alt_seed = hash(base_number + uint(1) + RANDOM_SEED);\n"; code += " float angle_rand = rand_from_seed(alt_seed);\n"; @@ -305,97 +305,94 @@ void ParticlesMaterial::_update_shader() { code += " ivec2 emission_tex_size = textureSize(emission_texture_points, 0);\n"; code += " ivec2 emission_tex_ofs = ivec2(point % emission_tex_size.x, point / emission_tex_size.x);\n"; } - code += " float tv = 0.0;\n"; - code += " if (RESTART) {\n"; - if (tex_parameters[PARAM_ANGLE].is_valid()) { - code += " float tex_angle = textureLod(angle_texture, vec2(0.0, 0.0), 0.0).r;\n"; + code += " float tex_angle = textureLod(angle_texture, vec2(0.0, 0.0), 0.0).r;\n"; } else { - code += " float tex_angle = 0.0;\n"; + code += " float tex_angle = 0.0;\n"; } if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) { - code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(0.0, 0.0), 0.0).r;\n"; + code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(0.0, 0.0), 0.0).r;\n"; } else { - code += " float tex_anim_offset = 0.0;\n"; + code += " float tex_anim_offset = 0.0;\n"; } - code += " float spread_rad = spread * degree_to_rad;\n"; + code += " float spread_rad = spread * degree_to_rad;\n"; - code += " if (RESTART_VELOCITY) {\n"; + code += " if (RESTART_VELOCITY) {\n"; if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) { - code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(0.0, 0.0), 0.0).r;\n"; + code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(0.0, 0.0), 0.0).r;\n"; } else { - code += " float tex_linear_velocity = 0.0;\n"; + code += " float tex_linear_velocity = 0.0;\n"; } if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { - code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n"; - code += " angle1_rad += direction.x != 0.0 ? atan(direction.y, direction.x) : sign(direction.y) * (pi / 2.0);\n"; - code += " vec3 rot = vec3(cos(angle1_rad), sin(angle1_rad), 0.0);\n"; - code += " VELOCITY = rot * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n"; + code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n"; + code += " angle1_rad += direction.x != 0.0 ? atan(direction.y, direction.x) : sign(direction.y) * (pi / 2.0);\n"; + code += " vec3 rot = vec3(cos(angle1_rad), sin(angle1_rad), 0.0);\n"; + code += " VELOCITY = rot * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n"; } else { //initiate velocity spread in 3D - code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n"; - code += " float angle2_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad * (1.0 - flatness);\n"; - code += " vec3 direction_xz = vec3(sin(angle1_rad), 0.0, cos(angle1_rad));\n"; - code += " vec3 direction_yz = vec3(0.0, sin(angle2_rad), cos(angle2_rad));\n"; - code += " direction_yz.z = direction_yz.z / max(0.0001,sqrt(abs(direction_yz.z))); // better uniform distribution\n"; - code += " vec3 spread_direction = vec3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z);\n"; - code += " vec3 direction_nrm = normalize(direction);\n"; - code += " // rotate spread to direction\n"; - code += " vec3 binormal = cross(vec3(0.0, 1.0, 0.0), direction_nrm);\n"; - code += " if (length(binormal) < 0.0001) {\n"; - code += " // direction is parallel to Y. Choose Z as the binormal.\n"; - code += " binormal = vec3(0.0, 0.0, 1.0);\n"; - code += " }\n"; - code += " binormal = normalize(binormal);\n"; - code += " vec3 normal = cross(binormal, direction_nrm);\n"; - code += " spread_direction = binormal * spread_direction.x + normal * spread_direction.y + direction_nrm * spread_direction.z;\n"; - code += " VELOCITY = spread_direction * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n"; + code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n"; + code += " float angle2_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad * (1.0 - flatness);\n"; + code += " vec3 direction_xz = vec3(sin(angle1_rad), 0.0, cos(angle1_rad));\n"; + code += " vec3 direction_yz = vec3(0.0, sin(angle2_rad), cos(angle2_rad));\n"; + code += " direction_yz.z = direction_yz.z / max(0.0001,sqrt(abs(direction_yz.z))); // better uniform distribution\n"; + code += " vec3 spread_direction = vec3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z);\n"; + code += " vec3 direction_nrm = normalize(direction);\n"; + code += " // rotate spread to direction\n"; + code += " vec3 binormal = cross(vec3(0.0, 1.0, 0.0), direction_nrm);\n"; + code += " if (length(binormal) < 0.0001) {\n"; + code += " // direction is parallel to Y. Choose Z as the binormal.\n"; + code += " binormal = vec3(0.0, 0.0, 1.0);\n"; + code += " }\n"; + code += " binormal = normalize(binormal);\n"; + code += " vec3 normal = cross(binormal, direction_nrm);\n"; + code += " spread_direction = binormal * spread_direction.x + normal * spread_direction.y + direction_nrm * spread_direction.z;\n"; + code += " VELOCITY = spread_direction * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n"; } - code += " }\n"; + code += " }\n"; - code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n"; - code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle - code += " CUSTOM.y = 0.0;\n"; // phase - code += " CUSTOM.w = (1.0 - lifetime_randomness * rand_from_seed(alt_seed));\n"; - code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random);\n"; // animation offset (0-1) + code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n"; + code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle + code += " CUSTOM.y = 0.0;\n"; // phase + code += " CUSTOM.w = (1.0 - lifetime_randomness * rand_from_seed(alt_seed));\n"; + code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random);\n"; // animation offset (0-1) - code += " if (RESTART_POSITION) {\n"; + code += " if (RESTART_POSITION) {\n"; switch (emission_shape) { case EMISSION_SHAPE_POINT: { //do none, identity (will later be multiplied by emission transform) - code += " TRANSFORM = mat4(vec4(1,0,0,0),vec4(0,1,0,0),vec4(0,0,1,0),vec4(0,0,0,1));\n"; + code += " TRANSFORM = mat4(vec4(1,0,0,0),vec4(0,1,0,0),vec4(0,0,1,0),vec4(0,0,0,1));\n"; } break; case EMISSION_SHAPE_SPHERE: { - code += " float s = rand_from_seed(alt_seed) * 2.0 - 1.0;\n"; - code += " float t = rand_from_seed(alt_seed) * 2.0 * pi;\n"; - code += " float radius = emission_sphere_radius * sqrt(1.0 - s * s);\n"; - code += " TRANSFORM[3].xyz = vec3(radius * cos(t), radius * sin(t), emission_sphere_radius * s);\n"; + code += " float s = rand_from_seed(alt_seed) * 2.0 - 1.0;\n"; + code += " float t = rand_from_seed(alt_seed) * 2.0 * pi;\n"; + code += " float radius = emission_sphere_radius * sqrt(1.0 - s * s);\n"; + code += " TRANSFORM[3].xyz = vec3(radius * cos(t), radius * sin(t), emission_sphere_radius * s);\n"; } break; case EMISSION_SHAPE_BOX: { - code += " TRANSFORM[3].xyz = vec3(rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0) * emission_box_extents;\n"; + code += " TRANSFORM[3].xyz = vec3(rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0) * emission_box_extents;\n"; } break; case EMISSION_SHAPE_POINTS: case EMISSION_SHAPE_DIRECTED_POINTS: { - code += " TRANSFORM[3].xyz = texelFetch(emission_texture_points, emission_tex_ofs, 0).xyz;\n"; + code += " TRANSFORM[3].xyz = texelFetch(emission_texture_points, emission_tex_ofs, 0).xyz;\n"; if (emission_shape == EMISSION_SHAPE_DIRECTED_POINTS) { if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { - code += " mat2 rotm;"; - code += " rotm[0] = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xy;\n"; - code += " rotm[1] = rotm[0].yx * vec2(1.0, -1.0);\n"; - code += " if (RESTART_VELOCITY) VELOCITY.xy = rotm * VELOCITY.xy;\n"; + code += " mat2 rotm;"; + code += " rotm[0] = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xy;\n"; + code += " rotm[1] = rotm[0].yx * vec2(1.0, -1.0);\n"; + code += " if (RESTART_VELOCITY) VELOCITY.xy = rotm * VELOCITY.xy;\n"; } else { - code += " vec3 normal = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xyz;\n"; - code += " vec3 v0 = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(0.0, 1.0, 0.0);\n"; - code += " vec3 tangent = normalize(cross(v0, normal));\n"; - code += " vec3 bitangent = normalize(cross(tangent, normal));\n"; - code += " if (RESTART_VELOCITY) VELOCITY = mat3(tangent, bitangent, normal) * VELOCITY;\n"; + code += " vec3 normal = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xyz;\n"; + code += " vec3 v0 = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(0.0, 1.0, 0.0);\n"; + code += " vec3 tangent = normalize(cross(v0, normal));\n"; + code += " vec3 bitangent = normalize(cross(tangent, normal));\n"; + code += " if (RESTART_VELOCITY) VELOCITY = mat3(tangent, bitangent, normal) * VELOCITY;\n"; } } } break; @@ -404,134 +401,144 @@ void ParticlesMaterial::_update_shader() { } } - code += " if (RESTART_VELOCITY) VELOCITY = (EMISSION_TRANSFORM * vec4(VELOCITY, 0.0)).xyz;\n"; - code += " TRANSFORM = EMISSION_TRANSFORM * TRANSFORM;\n"; + code += " if (RESTART_VELOCITY) VELOCITY = (EMISSION_TRANSFORM * vec4(VELOCITY, 0.0)).xyz;\n"; + code += " TRANSFORM = EMISSION_TRANSFORM * TRANSFORM;\n"; if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { - code += " VELOCITY.z = 0.0;\n"; - code += " TRANSFORM[3].z = 0.0;\n"; + code += " VELOCITY.z = 0.0;\n"; + code += " TRANSFORM[3].z = 0.0;\n"; } - code += " }\n"; + code += " }\n"; + code += "}\n\n"; - code += " } else {\n"; + code += "void process() {\n"; + code += " uint base_number = NUMBER;\n"; + code += " uint alt_seed = hash(base_number + uint(1) + RANDOM_SEED);\n"; + code += " float angle_rand = rand_from_seed(alt_seed);\n"; + code += " float scale_rand = rand_from_seed(alt_seed);\n"; + code += " float hue_rot_rand = rand_from_seed(alt_seed);\n"; + code += " float anim_offset_rand = rand_from_seed(alt_seed);\n"; + code += " float pi = 3.14159;\n"; + code += " float degree_to_rad = pi / 180.0;\n"; + code += "\n"; - code += " CUSTOM.y += DELTA / LIFETIME;\n"; - code += " tv = CUSTOM.y / CUSTOM.w;\n"; + code += " CUSTOM.y += DELTA / LIFETIME;\n"; + code += " float tv = CUSTOM.y / CUSTOM.w;\n"; if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) { - code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_linear_velocity = 0.0;\n"; + code += " float tex_linear_velocity = 0.0;\n"; } if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { if (tex_parameters[PARAM_ORBIT_VELOCITY].is_valid()) { - code += " float tex_orbit_velocity = textureLod(orbit_velocity_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_orbit_velocity = textureLod(orbit_velocity_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_orbit_velocity = 0.0;\n"; + code += " float tex_orbit_velocity = 0.0;\n"; } } if (tex_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) { - code += " float tex_angular_velocity = textureLod(angular_velocity_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_angular_velocity = textureLod(angular_velocity_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_angular_velocity = 0.0;\n"; + code += " float tex_angular_velocity = 0.0;\n"; } if (tex_parameters[PARAM_LINEAR_ACCEL].is_valid()) { - code += " float tex_linear_accel = textureLod(linear_accel_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_linear_accel = textureLod(linear_accel_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_linear_accel = 0.0;\n"; + code += " float tex_linear_accel = 0.0;\n"; } if (tex_parameters[PARAM_RADIAL_ACCEL].is_valid()) { - code += " float tex_radial_accel = textureLod(radial_accel_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_radial_accel = textureLod(radial_accel_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_radial_accel = 0.0;\n"; + code += " float tex_radial_accel = 0.0;\n"; } if (tex_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) { - code += " float tex_tangent_accel = textureLod(tangent_accel_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_tangent_accel = textureLod(tangent_accel_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_tangent_accel = 0.0;\n"; + code += " float tex_tangent_accel = 0.0;\n"; } if (tex_parameters[PARAM_DAMPING].is_valid()) { - code += " float tex_damping = textureLod(damping_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_damping = textureLod(damping_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_damping = 0.0;\n"; + code += " float tex_damping = 0.0;\n"; } if (tex_parameters[PARAM_ANGLE].is_valid()) { - code += " float tex_angle = textureLod(angle_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_angle = textureLod(angle_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_angle = 0.0;\n"; + code += " float tex_angle = 0.0;\n"; } if (tex_parameters[PARAM_ANIM_SPEED].is_valid()) { - code += " float tex_anim_speed = textureLod(anim_speed_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_anim_speed = textureLod(anim_speed_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_anim_speed = 0.0;\n"; + code += " float tex_anim_speed = 0.0;\n"; } if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) { - code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(tv, 0.0), 0.0).r;\n"; + code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(tv, 0.0), 0.0).r;\n"; } else { - code += " float tex_anim_offset = 0.0;\n"; + code += " float tex_anim_offset = 0.0;\n"; } - code += " vec3 force = gravity;\n"; - code += " vec3 pos = TRANSFORM[3].xyz;\n"; + code += " vec3 force = gravity;\n"; + code += " vec3 pos = TRANSFORM[3].xyz;\n"; if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { - code += " pos.z = 0.0;\n"; - } - code += " // apply linear acceleration\n"; - code += " force += length(VELOCITY) > 0.0 ? normalize(VELOCITY) * (linear_accel + tex_linear_accel) * mix(1.0, rand_from_seed(alt_seed), linear_accel_random) : vec3(0.0);\n"; - code += " // apply radial acceleration\n"; - code += " vec3 org = EMISSION_TRANSFORM[3].xyz;\n"; - code += " vec3 diff = pos - org;\n"; - code += " force += length(diff) > 0.0 ? normalize(diff) * (radial_accel + tex_radial_accel) * mix(1.0, rand_from_seed(alt_seed), radial_accel_random) : vec3(0.0);\n"; - code += " // apply tangential acceleration;\n"; + code += " pos.z = 0.0;\n"; + } + code += " // apply linear acceleration\n"; + code += " force += length(VELOCITY) > 0.0 ? normalize(VELOCITY) * (linear_accel + tex_linear_accel) * mix(1.0, rand_from_seed(alt_seed), linear_accel_random) : vec3(0.0);\n"; + code += " // apply radial acceleration\n"; + code += " vec3 org = EMISSION_TRANSFORM[3].xyz;\n"; + code += " vec3 diff = pos - org;\n"; + code += " force += length(diff) > 0.0 ? normalize(diff) * (radial_accel + tex_radial_accel) * mix(1.0, rand_from_seed(alt_seed), radial_accel_random) : vec3(0.0);\n"; + code += " // apply tangential acceleration;\n"; if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { - code += " force += length(diff.yx) > 0.0 ? vec3(normalize(diff.yx * vec2(-1.0, 1.0)), 0.0) * ((tangent_accel + tex_tangent_accel) * mix(1.0, rand_from_seed(alt_seed), tangent_accel_random)) : vec3(0.0);\n"; + code += " force += length(diff.yx) > 0.0 ? vec3(normalize(diff.yx * vec2(-1.0, 1.0)), 0.0) * ((tangent_accel + tex_tangent_accel) * mix(1.0, rand_from_seed(alt_seed), tangent_accel_random)) : vec3(0.0);\n"; } else { - code += " vec3 crossDiff = cross(normalize(diff), normalize(gravity));\n"; - code += " force += length(crossDiff) > 0.0 ? normalize(crossDiff) * ((tangent_accel + tex_tangent_accel) * mix(1.0, rand_from_seed(alt_seed), tangent_accel_random)) : vec3(0.0);\n"; + code += " vec3 crossDiff = cross(normalize(diff), normalize(gravity));\n"; + code += " force += length(crossDiff) > 0.0 ? normalize(crossDiff) * ((tangent_accel + tex_tangent_accel) * mix(1.0, rand_from_seed(alt_seed), tangent_accel_random)) : vec3(0.0);\n"; } if (attractor_interaction_enabled) { - code += " force += ATTRACTOR_FORCE;\n\n"; + code += " force += ATTRACTOR_FORCE;\n\n"; } - code += " // apply attractor forces\n"; - code += " VELOCITY += force * DELTA;\n"; - code += " // orbit velocity\n"; + code += " // apply attractor forces\n"; + code += " VELOCITY += force * DELTA;\n"; + code += " // orbit velocity\n"; if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) { - code += " float orbit_amount = (orbit_velocity + tex_orbit_velocity) * mix(1.0, rand_from_seed(alt_seed), orbit_velocity_random);\n"; - code += " if (orbit_amount != 0.0) {\n"; - code += " float ang = orbit_amount * DELTA * pi * 2.0;\n"; - code += " mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang)));\n"; - code += " TRANSFORM[3].xy -= diff.xy;\n"; - code += " TRANSFORM[3].xy += rot * diff.xy;\n"; - code += " }\n"; + code += " float orbit_amount = (orbit_velocity + tex_orbit_velocity) * mix(1.0, rand_from_seed(alt_seed), orbit_velocity_random);\n"; + code += " if (orbit_amount != 0.0) {\n"; + code += " float ang = orbit_amount * DELTA * pi * 2.0;\n"; + code += " mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang)));\n"; + code += " TRANSFORM[3].xy -= diff.xy;\n"; + code += " TRANSFORM[3].xy += rot * diff.xy;\n"; + code += " }\n"; } if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) { - code += " VELOCITY = normalize(VELOCITY) * tex_linear_velocity;\n"; - } - code += " if (damping + tex_damping > 0.0) {\n"; - code += " float v = length(VELOCITY);\n"; - code += " float damp = (damping + tex_damping) * mix(1.0, rand_from_seed(alt_seed), damping_random);\n"; - code += " v -= damp * DELTA;\n"; - code += " if (v < 0.0) {\n"; - code += " VELOCITY = vec3(0.0);\n"; - code += " } else {\n"; - code += " VELOCITY = normalize(VELOCITY) * v;\n"; - code += " }\n"; + code += " VELOCITY = normalize(VELOCITY) * tex_linear_velocity;\n"; + } + code += " if (damping + tex_damping > 0.0) {\n"; + code += " float v = length(VELOCITY);\n"; + code += " float damp = (damping + tex_damping) * mix(1.0, rand_from_seed(alt_seed), damping_random);\n"; + code += " v -= damp * DELTA;\n"; + code += " if (v < 0.0) {\n"; + code += " VELOCITY = vec3(0.0);\n"; + code += " } else {\n"; + code += " VELOCITY = normalize(VELOCITY) * v;\n"; code += " }\n"; - code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n"; - code += " base_angle += CUSTOM.y * LIFETIME * (angular_velocity + tex_angular_velocity) * mix(1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, angular_velocity_random);\n"; - code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle - code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random) + CUSTOM.y * (anim_speed + tex_anim_speed) * mix(1.0, rand_from_seed(alt_seed), anim_speed_random);\n"; // angle code += " }\n"; + code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n"; + code += " base_angle += CUSTOM.y * LIFETIME * (angular_velocity + tex_angular_velocity) * mix(1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, angular_velocity_random);\n"; + code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle + code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random) + CUSTOM.y * (anim_speed + tex_anim_speed) * mix(1.0, rand_from_seed(alt_seed), anim_speed_random);\n"; // angle + // apply color // apply hue rotation if (tex_parameters[PARAM_SCALE].is_valid()) { @@ -659,7 +666,7 @@ void ParticlesMaterial::_update_shader() { code += " }"; } - code += " if (CUSTOM.y > CUSTOM.w) {"; + code += " if (CUSTOM.y > CUSTOM.w) {\n"; code += " ACTIVE = false;\n"; code += " }\n"; code += "}\n"; diff --git a/servers/rendering/renderer_rd/renderer_storage_rd.cpp b/servers/rendering/renderer_rd/renderer_storage_rd.cpp index 92df9cc702..189c5782f4 100644 --- a/servers/rendering/renderer_rd/renderer_storage_rd.cpp +++ b/servers/rendering/renderer_rd/renderer_storage_rd.cpp @@ -4781,6 +4781,7 @@ void RendererStorageRD::ParticlesShaderData::set_code(const String &p_code) { ShaderCompilerRD::GeneratedCode gen_code; ShaderCompilerRD::IdentifierActions actions; + actions.entry_point_stages["start"] = ShaderCompilerRD::STAGE_COMPUTE; actions.entry_point_stages["process"] = ShaderCompilerRD::STAGE_COMPUTE; /* diff --git a/servers/rendering/renderer_rd/shader_rd.cpp b/servers/rendering/renderer_rd/shader_rd.cpp index c48a2ef48c..f7242a2b17 100644 --- a/servers/rendering/renderer_rd/shader_rd.cpp +++ b/servers/rendering/renderer_rd/shader_rd.cpp @@ -233,6 +233,7 @@ void ShaderRD::_compile_variant(uint32_t p_variant, Version *p_version) { _build_variant_code(builder, p_variant, p_version, stage_templates[STAGE_TYPE_COMPUTE]); current_source = builder.as_string(); + RD::ShaderStageData stage; stage.spir_v = RD::get_singleton()->shader_compile_from_source(RD::SHADER_STAGE_COMPUTE, current_source, RD::SHADER_LANGUAGE_GLSL, &error); if (stage.spir_v.size() == 0) { diff --git a/servers/rendering/renderer_rd/shaders/particles.glsl b/servers/rendering/renderer_rd/shaders/particles.glsl index c438352c05..3712220dc4 100644 --- a/servers/rendering/renderer_rd/shaders/particles.glsl +++ b/servers/rendering/renderer_rd/shaders/particles.glsl @@ -252,6 +252,115 @@ void main() { /* Process physics if active */ + if (params.sub_emitter_mode) { + if (!PARTICLE.is_active) { + int src_index = atomicAdd(src_particles.particle_count, -1) - 1; + + if (src_index >= 0) { + PARTICLE.is_active = true; + restart = true; + + if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_POSITION)) { + PARTICLE.xform[3] = src_particles.data[src_index].xform[3]; + } else { + PARTICLE.xform[3] = vec4(0, 0, 0, 1); + restart_position = true; + } + if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_ROTATION_SCALE)) { + PARTICLE.xform[0] = src_particles.data[src_index].xform[0]; + PARTICLE.xform[1] = src_particles.data[src_index].xform[1]; + PARTICLE.xform[2] = src_particles.data[src_index].xform[2]; + } else { + PARTICLE.xform[0] = vec4(1, 0, 0, 0); + PARTICLE.xform[1] = vec4(0, 1, 0, 0); + PARTICLE.xform[2] = vec4(0, 0, 1, 0); + restart_rotation_scale = true; + } + if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_VELOCITY)) { + PARTICLE.velocity = src_particles.data[src_index].velocity; + } else { + PARTICLE.velocity = vec3(0); + restart_velocity = true; + } + if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_COLOR)) { + PARTICLE.color = src_particles.data[src_index].color; + } else { + PARTICLE.color = vec4(1); + restart_color = true; + } + + if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_CUSTOM)) { + PARTICLE.custom = src_particles.data[src_index].custom; + } else { + PARTICLE.custom = vec4(0); + restart_custom = true; + } + } + } + + } else if (FRAME.emitting) { + float restart_phase = float(index) / float(params.total_particles); + + if (FRAME.randomness > 0.0) { + uint seed = FRAME.cycle; + if (restart_phase >= FRAME.system_phase) { + seed -= uint(1); + } + seed *= uint(params.total_particles); + seed += uint(index); + float random = float(hash(seed) % uint(65536)) / 65536.0; + restart_phase += FRAME.randomness * random * 1.0 / float(params.total_particles); + } + + restart_phase *= (1.0 - FRAME.explosiveness); + + if (FRAME.system_phase > FRAME.prev_system_phase) { + // restart_phase >= prev_system_phase is used so particles emit in the first frame they are processed + + if (restart_phase >= FRAME.prev_system_phase && restart_phase < FRAME.system_phase) { + restart = true; + if (params.use_fractional_delta) { + local_delta = (FRAME.system_phase - restart_phase) * params.lifetime; + } + } + + } else if (FRAME.delta > 0.0) { + if (restart_phase >= FRAME.prev_system_phase) { + restart = true; + if (params.use_fractional_delta) { + local_delta = (1.0 - restart_phase + FRAME.system_phase) * params.lifetime; + } + + } else if (restart_phase < FRAME.system_phase) { + restart = true; + if (params.use_fractional_delta) { + local_delta = (FRAME.system_phase - restart_phase) * params.lifetime; + } + } + } + + uint current_cycle = FRAME.cycle; + + if (FRAME.system_phase < restart_phase) { + current_cycle -= uint(1); + } + + uint particle_number = current_cycle * uint(params.total_particles) + particle; + + if (restart) { + PARTICLE.is_active = FRAME.emitting; + restart_position = true; + restart_rotation_scale = true; + restart_velocity = true; + restart_color = true; + restart_custom = true; + } + } + + if (restart && PARTICLE.is_active) { +#CODE : START + } + if (PARTICLE.is_active) { for (uint i = 0; i < FRAME.attractor_count; i++) { vec3 dir; @@ -430,111 +539,6 @@ void main() { } } - if (params.sub_emitter_mode) { - if (!PARTICLE.is_active) { - int src_index = atomicAdd(src_particles.particle_count, -1) - 1; - - if (src_index >= 0) { - PARTICLE.is_active = true; - restart = true; - - if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_POSITION)) { - PARTICLE.xform[3] = src_particles.data[src_index].xform[3]; - } else { - PARTICLE.xform[3] = vec4(0, 0, 0, 1); - restart_position = true; - } - if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_ROTATION_SCALE)) { - PARTICLE.xform[0] = src_particles.data[src_index].xform[0]; - PARTICLE.xform[1] = src_particles.data[src_index].xform[1]; - PARTICLE.xform[2] = src_particles.data[src_index].xform[2]; - } else { - PARTICLE.xform[0] = vec4(1, 0, 0, 0); - PARTICLE.xform[1] = vec4(0, 1, 0, 0); - PARTICLE.xform[2] = vec4(0, 0, 1, 0); - restart_rotation_scale = true; - } - if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_VELOCITY)) { - PARTICLE.velocity = src_particles.data[src_index].velocity; - } else { - PARTICLE.velocity = vec3(0); - restart_velocity = true; - } - if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_COLOR)) { - PARTICLE.color = src_particles.data[src_index].color; - } else { - PARTICLE.color = vec4(1); - restart_color = true; - } - - if (bool(src_particles.data[src_index].flags & EMISSION_FLAG_HAS_CUSTOM)) { - PARTICLE.custom = src_particles.data[src_index].custom; - } else { - PARTICLE.custom = vec4(0); - restart_custom = true; - } - } - } - - } else if (FRAME.emitting) { - float restart_phase = float(index) / float(params.total_particles); - - if (FRAME.randomness > 0.0) { - uint seed = FRAME.cycle; - if (restart_phase >= FRAME.system_phase) { - seed -= uint(1); - } - seed *= uint(params.total_particles); - seed += uint(index); - float random = float(hash(seed) % uint(65536)) / 65536.0; - restart_phase += FRAME.randomness * random * 1.0 / float(params.total_particles); - } - - restart_phase *= (1.0 - FRAME.explosiveness); - - if (FRAME.system_phase > FRAME.prev_system_phase) { - // restart_phase >= prev_system_phase is used so particles emit in the first frame they are processed - - if (restart_phase >= FRAME.prev_system_phase && restart_phase < FRAME.system_phase) { - restart = true; - if (params.use_fractional_delta) { - local_delta = (FRAME.system_phase - restart_phase) * params.lifetime; - } - } - - } else if (FRAME.delta > 0.0) { - if (restart_phase >= FRAME.prev_system_phase) { - restart = true; - if (params.use_fractional_delta) { - local_delta = (1.0 - restart_phase + FRAME.system_phase) * params.lifetime; - } - - } else if (restart_phase < FRAME.system_phase) { - restart = true; - if (params.use_fractional_delta) { - local_delta = (FRAME.system_phase - restart_phase) * params.lifetime; - } - } - } - - uint current_cycle = FRAME.cycle; - - if (FRAME.system_phase < restart_phase) { - current_cycle -= uint(1); - } - - uint particle_number = current_cycle * uint(params.total_particles) + particle; - - if (restart) { - PARTICLE.is_active = FRAME.emitting; - restart_position = true; - restart_rotation_scale = true; - restart_velocity = true; - restart_color = true; - restart_custom = true; - } - } - if (PARTICLE.is_active) { #CODE : PROCESS } diff --git a/servers/rendering/shader_types.cpp b/servers/rendering/shader_types.cpp index f5f7e2e53d..460fd5fc97 100644 --- a/servers/rendering/shader_types.cpp +++ b/servers/rendering/shader_types.cpp @@ -316,6 +316,27 @@ ShaderTypes::ShaderTypes() { /************ PARTICLES **************************/ shader_modes[RS::SHADER_PARTICLES].functions["global"].built_ins["TIME"] = constt(ShaderLanguage::TYPE_FLOAT); + + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["COLOR"] = ShaderLanguage::TYPE_VEC4; + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["VELOCITY"] = ShaderLanguage::TYPE_VEC3; + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["MASS"] = ShaderLanguage::TYPE_FLOAT; + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["ACTIVE"] = ShaderLanguage::TYPE_BOOL; + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RESTART"] = constt(ShaderLanguage::TYPE_BOOL); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["CUSTOM"] = ShaderLanguage::TYPE_VEC4; + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["TRANSFORM"] = ShaderLanguage::TYPE_MAT4; + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["LIFETIME"] = constt(ShaderLanguage::TYPE_FLOAT); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["DELTA"] = constt(ShaderLanguage::TYPE_FLOAT); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["NUMBER"] = constt(ShaderLanguage::TYPE_UINT); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["INDEX"] = constt(ShaderLanguage::TYPE_INT); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["EMISSION_TRANSFORM"] = constt(ShaderLanguage::TYPE_MAT4); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RANDOM_SEED"] = constt(ShaderLanguage::TYPE_UINT); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RESTART_POSITION"] = constt(ShaderLanguage::TYPE_BOOL); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RESTART_ROT_SCALE"] = constt(ShaderLanguage::TYPE_BOOL); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RESTART_VELOCITY"] = constt(ShaderLanguage::TYPE_BOOL); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RESTART_COLOR"] = constt(ShaderLanguage::TYPE_BOOL); + shader_modes[RS::SHADER_PARTICLES].functions["start"].built_ins["RESTART_CUSTOM"] = constt(ShaderLanguage::TYPE_BOOL); + shader_modes[RS::SHADER_PARTICLES].functions["start"].main_function = true; + shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["COLOR"] = ShaderLanguage::TYPE_VEC4; shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["VELOCITY"] = ShaderLanguage::TYPE_VEC3; shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["MASS"] = ShaderLanguage::TYPE_FLOAT; @@ -334,11 +355,6 @@ ShaderTypes::ShaderTypes() { shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["FLAG_EMIT_VELOCITY"] = constt(ShaderLanguage::TYPE_UINT); shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["FLAG_EMIT_COLOR"] = constt(ShaderLanguage::TYPE_UINT); shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["FLAG_EMIT_CUSTOM"] = constt(ShaderLanguage::TYPE_UINT); - shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["RESTART_POSITION"] = constt(ShaderLanguage::TYPE_BOOL); - shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["RESTART_ROT_SCALE"] = constt(ShaderLanguage::TYPE_BOOL); - shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["RESTART_VELOCITY"] = constt(ShaderLanguage::TYPE_BOOL); - shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["RESTART_COLOR"] = constt(ShaderLanguage::TYPE_BOOL); - shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["RESTART_CUSTOM"] = constt(ShaderLanguage::TYPE_BOOL); shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["COLLIDED"] = constt(ShaderLanguage::TYPE_BOOL); shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["COLLISION_NORMAL"] = constt(ShaderLanguage::TYPE_VEC3); shader_modes[RS::SHADER_PARTICLES].functions["process"].built_ins["COLLISION_DEPTH"] = constt(ShaderLanguage::TYPE_FLOAT); diff --git a/thirdparty/README.md b/thirdparty/README.md index c7daaa22a6..33ce2423d9 100644 --- a/thirdparty/README.md +++ b/thirdparty/README.md @@ -101,6 +101,7 @@ Files extracted from upstream source: ``` - `AUTHORS.txt` and `LICENSE.txt` + ## fonts - `NotoSans*.ttf`, `NotoNaskhArabicUI_Regular.ttf`: |