diff options
Diffstat (limited to 'drivers/gles3/storage/texture_storage.cpp')
| -rw-r--r-- | drivers/gles3/storage/texture_storage.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/gles3/storage/texture_storage.cpp b/drivers/gles3/storage/texture_storage.cpp index bd824a076e..27ba89aa5f 100644 --- a/drivers/gles3/storage/texture_storage.cpp +++ b/drivers/gles3/storage/texture_storage.cpp @@ -153,6 +153,11 @@ TextureStorage::TextureStorage() { } { + default_gl_textures[DEFAULT_GL_TEXTURE_EXT] = texture_allocate(); + texture_external_initialize(default_gl_textures[DEFAULT_GL_TEXTURE_EXT], 1, 1, 0); + } + + { unsigned char pixel_data[4 * 4 * 4]; for (int i = 0; i < 16; i++) { pixel_data[i * 4 + 0] = 0; @@ -769,6 +774,48 @@ void TextureStorage::texture_2d_initialize(RID p_texture, const Ref<Image> &p_im texture_set_data(p_texture, p_image); } +void TextureStorage::texture_external_initialize(RID p_texture, int p_width, int p_height, uint64_t p_external_buffer) { + Texture texture; + texture.active = true; + texture.alloc_width = texture.width = p_width; + texture.alloc_height = texture.height = p_height; + texture.real_format = texture.format = Image::FORMAT_RGB8; + texture.type = Texture::TYPE_2D; + + if (GLES3::Config::get_singleton()->external_texture_supported) { + texture.target = _GL_TEXTURE_EXTERNAL_OES; + } else { + texture.target = GL_TEXTURE_2D; + } + + glGenTextures(1, &texture.tex_id); + glBindTexture(texture.target, texture.tex_id); + +#ifdef ANDROID_ENABLED + if (texture.target == _GL_TEXTURE_EXTERNAL_OES) { + if (p_external_buffer) { + GLES3::Config::get_singleton()->eglEGLImageTargetTexture2DOES(_GL_TEXTURE_EXTERNAL_OES, reinterpret_cast<void *>(p_external_buffer)); + } + texture.total_data_size = 0; + } else +#endif + { + // If external textures aren't supported, allocate an empty 1x1 texture. + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 1, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, nullptr); + texture.total_data_size = 3; + } + + glTexParameteri(texture.target, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(texture.target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + glTexParameteri(texture.target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + glTexParameteri(texture.target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); + + GLES3::Utilities::get_singleton()->texture_allocated_data(texture.tex_id, texture.total_data_size, "Texture External"); + texture_owner.initialize_rid(p_texture, texture); + + glBindTexture(texture.target, 0); +} + void TextureStorage::texture_2d_layered_initialize(RID p_texture, const Vector<Ref<Image>> &p_layers, RS::TextureLayeredType p_layered_type) { ERR_FAIL_COND(p_layers.is_empty()); @@ -930,6 +977,22 @@ void TextureStorage::texture_3d_update(RID p_texture, const Vector<Ref<Image>> & GLES3::Utilities::get_singleton()->texture_resize_data(tex->tex_id, tex->total_data_size); } +void TextureStorage::texture_external_update(RID p_texture, int p_width, int p_height, uint64_t p_external_buffer) { + Texture *tex = texture_owner.get_or_null(p_texture); + ERR_FAIL_NULL(tex); + + tex->alloc_width = tex->width = p_width; + tex->alloc_height = tex->height = p_height; + +#ifdef ANDROID_ENABLED + if (tex->target == _GL_TEXTURE_EXTERNAL_OES && p_external_buffer) { + glBindTexture(_GL_TEXTURE_EXTERNAL_OES, tex->tex_id); + GLES3::Config::get_singleton()->eglEGLImageTargetTexture2DOES(_GL_TEXTURE_EXTERNAL_OES, reinterpret_cast<void *>(p_external_buffer)); + glBindTexture(_GL_TEXTURE_EXTERNAL_OES, 0); + } +#endif +} + void TextureStorage::texture_proxy_update(RID p_texture, RID p_proxy_to) { Texture *tex = texture_owner.get_or_null(p_texture); ERR_FAIL_NULL(tex); |