diff options
Diffstat (limited to 'drivers/gles3/storage/texture_storage.cpp')
| -rw-r--r-- | drivers/gles3/storage/texture_storage.cpp | 55 |
1 files changed, 49 insertions, 6 deletions
diff --git a/drivers/gles3/storage/texture_storage.cpp b/drivers/gles3/storage/texture_storage.cpp index 2f0a253e46..489c328f64 100644 --- a/drivers/gles3/storage/texture_storage.cpp +++ b/drivers/gles3/storage/texture_storage.cpp @@ -300,6 +300,7 @@ Ref<Image> TextureStorage::_get_gl_image_and_format(const Ref<Image> &p_image, I r_real_format = p_format; bool need_decompress = false; + bool decompress_ra_to_rg = false; switch (p_format) { case Image::FORMAT_L8: { @@ -565,6 +566,28 @@ Ref<Image> TextureStorage::_get_gl_image_and_format(const Ref<Image> &p_image, I need_decompress = true; } } break; + case Image::FORMAT_ETC2_RA_AS_RG: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA8_ETC2_EAC; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + } else { + need_decompress = true; + } + decompress_ra_to_rg = true; + } break; + case Image::FORMAT_DXT5_RA_AS_RG: { + if (config->s3tc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA_S3TC_DXT5_EXT; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + } else { + need_decompress = true; + } + decompress_ra_to_rg = true; + } break; default: { ERR_FAIL_V_MSG(Ref<Image>(), "Image Format: " + itos(p_format) + " is not supported by the OpenGL3 Renderer"); } @@ -575,7 +598,18 @@ Ref<Image> TextureStorage::_get_gl_image_and_format(const Ref<Image> &p_image, I image = image->duplicate(); image->decompress(); ERR_FAIL_COND_V(image->is_compressed(), image); + if (decompress_ra_to_rg) { + image->convert_ra_rgba8_to_rg(); + image->convert(Image::FORMAT_RG8); + } switch (image->get_format()) { + case Image::FORMAT_RG8: { + r_gl_format = GL_RG; + r_gl_internal_format = GL_RG8; + r_gl_type = GL_UNSIGNED_BYTE; + r_real_format = Image::FORMAT_RG8; + r_compressed = false; + } break; case Image::FORMAT_RGB8: { r_gl_format = GL_RGB; r_gl_internal_format = GL_RGB; @@ -597,7 +631,6 @@ Ref<Image> TextureStorage::_get_gl_image_and_format(const Ref<Image> &p_image, I r_gl_type = GL_UNSIGNED_BYTE; r_real_format = Image::FORMAT_RGBA8; r_compressed = false; - } break; } } @@ -1104,15 +1137,13 @@ void TextureStorage::texture_set_data(RID p_texture, const Ref<Image> &p_image, texture->gl_set_filter(RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST); texture->gl_set_repeat(RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED); - //set swizle for older format compatibility -#ifdef GLES_OVER_GL switch (texture->format) { +#ifdef GLES_OVER_GL case Image::FORMAT_L8: { glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_RED); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_RED); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_ONE); - } break; case Image::FORMAT_LA8: { glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); @@ -1120,15 +1151,27 @@ void TextureStorage::texture_set_data(RID p_texture, const Ref<Image> &p_image, glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_RED); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_GREEN); } break; +#endif + case Image::FORMAT_ETC2_RA_AS_RG: + case Image::FORMAT_DXT5_RA_AS_RG: { + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); + if (texture->format == real_format) { + // Swizzle RA from compressed texture into RG + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_ALPHA); + } else { + // Converted textures are already in RG, leave as-is + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_GREEN); + } + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_ZERO); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_ONE); + } break; default: { glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_GREEN); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_BLUE); glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_ALPHA); - } break; } -#endif int mipmaps = img->has_mipmaps() ? img->get_mipmap_count() + 1 : 1; |