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-rw-r--r--core/io/image.cpp70
1 files changed, 46 insertions, 24 deletions
diff --git a/core/io/image.cpp b/core/io/image.cpp
index 7c32c02701..5d46d75efe 100644
--- a/core/io/image.cpp
+++ b/core/io/image.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* 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 */
@@ -375,7 +375,7 @@ Image::Image3DValidateError Image::validate_3d_image(Image::Format p_format, int
if (idx >= p_images.size()) {
return VALIDATE_3D_ERR_MISSING_IMAGES;
}
- if (p_images[idx].is_null() || p_images[idx]->empty()) {
+ if (p_images[idx].is_null() || p_images[idx]->is_empty()) {
return VALIDATE_3D_ERR_IMAGE_EMPTY;
}
if (p_images[idx]->get_format() != p_format) {
@@ -993,7 +993,7 @@ bool Image::is_size_po2() const {
return uint32_t(width) == next_power_of_2(width) && uint32_t(height) == next_power_of_2(height);
}
-void Image::resize_to_po2(bool p_square) {
+void Image::resize_to_po2(bool p_square, Interpolation p_interpolation) {
ERR_FAIL_COND_MSG(!_can_modify(format), "Cannot resize in compressed or custom image formats.");
int w = next_power_of_2(width);
@@ -1008,7 +1008,7 @@ void Image::resize_to_po2(bool p_square) {
}
}
- resize(w, h);
+ resize(w, h, p_interpolation);
}
void Image::resize(int p_width, int p_height, Interpolation p_interpolation) {
@@ -1753,10 +1753,10 @@ Error Image::generate_mipmaps(bool p_renormalize) {
Error Image::generate_mipmap_roughness(RoughnessChannel p_roughness_channel, const Ref<Image> &p_normal_map) {
Vector<double> normal_sat_vec; //summed area table
- double *normal_sat = nullptr; //summed area table for normalmap
+ double *normal_sat = nullptr; //summed area table for normal map
int normal_w = 0, normal_h = 0;
- ERR_FAIL_COND_V_MSG(p_normal_map.is_null() || p_normal_map->empty(), ERR_INVALID_PARAMETER, "Must provide a valid normalmap for roughness mipmaps");
+ ERR_FAIL_COND_V_MSG(p_normal_map.is_null() || p_normal_map->is_empty(), ERR_INVALID_PARAMETER, "Must provide a valid normal map for roughness mipmaps");
Ref<Image> nm = p_normal_map->duplicate();
if (nm->is_compressed()) {
@@ -1950,7 +1950,7 @@ void Image::clear_mipmaps() {
return;
}
- if (empty()) {
+ if (is_empty()) {
return;
}
@@ -1961,7 +1961,7 @@ void Image::clear_mipmaps() {
mipmaps = false;
}
-bool Image::empty() const {
+bool Image::is_empty() const {
return (data.size() == 0);
}
@@ -2480,7 +2480,7 @@ void Image::blit_rect(const Ref<Image> &p_src, const Rect2 &p_src_rect, const Po
ERR_FAIL_COND(format != p_src->format);
ERR_FAIL_COND_MSG(!_can_modify(format), "Cannot blit_rect in compressed or custom image formats.");
- Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).clip(p_src_rect);
+ Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).intersection(p_src_rect);
if (p_dest.x < 0) {
clipped_src_rect.position.x = ABS(p_dest.x);
@@ -2494,7 +2494,7 @@ void Image::blit_rect(const Ref<Image> &p_src, const Rect2 &p_src_rect, const Po
}
Point2 src_underscan = Point2(MIN(0, p_src_rect.position.x), MIN(0, p_src_rect.position.y));
- Rect2i dest_rect = Rect2i(0, 0, width, height).clip(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
+ Rect2i dest_rect = Rect2i(0, 0, width, height).intersection(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
uint8_t *wp = data.ptrw();
uint8_t *dst_data_ptr = wp;
@@ -2535,7 +2535,7 @@ void Image::blit_rect_mask(const Ref<Image> &p_src, const Ref<Image> &p_mask, co
ERR_FAIL_COND_MSG(p_src->height != p_mask->height, "Source image height is different from mask height.");
ERR_FAIL_COND(format != p_src->format);
- Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).clip(p_src_rect);
+ Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).intersection(p_src_rect);
if (p_dest.x < 0) {
clipped_src_rect.position.x = ABS(p_dest.x);
@@ -2549,7 +2549,7 @@ void Image::blit_rect_mask(const Ref<Image> &p_src, const Ref<Image> &p_mask, co
}
Point2 src_underscan = Point2(MIN(0, p_src_rect.position.x), MIN(0, p_src_rect.position.y));
- Rect2i dest_rect = Rect2i(0, 0, width, height).clip(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
+ Rect2i dest_rect = Rect2i(0, 0, width, height).intersection(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
uint8_t *wp = data.ptrw();
uint8_t *dst_data_ptr = wp;
@@ -2589,7 +2589,7 @@ void Image::blend_rect(const Ref<Image> &p_src, const Rect2 &p_src_rect, const P
ERR_FAIL_COND(srcdsize == 0);
ERR_FAIL_COND(format != p_src->format);
- Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).clip(p_src_rect);
+ Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).intersection(p_src_rect);
if (p_dest.x < 0) {
clipped_src_rect.position.x = ABS(p_dest.x);
@@ -2603,7 +2603,7 @@ void Image::blend_rect(const Ref<Image> &p_src, const Rect2 &p_src_rect, const P
}
Point2 src_underscan = Point2(MIN(0, p_src_rect.position.x), MIN(0, p_src_rect.position.y));
- Rect2i dest_rect = Rect2i(0, 0, width, height).clip(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
+ Rect2i dest_rect = Rect2i(0, 0, width, height).intersection(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
Ref<Image> img = p_src;
@@ -2638,7 +2638,7 @@ void Image::blend_rect_mask(const Ref<Image> &p_src, const Ref<Image> &p_mask, c
ERR_FAIL_COND_MSG(p_src->height != p_mask->height, "Source image height is different from mask height.");
ERR_FAIL_COND(format != p_src->format);
- Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).clip(p_src_rect);
+ Rect2i clipped_src_rect = Rect2i(0, 0, p_src->width, p_src->height).intersection(p_src_rect);
if (p_dest.x < 0) {
clipped_src_rect.position.x = ABS(p_dest.x);
@@ -2652,7 +2652,7 @@ void Image::blend_rect_mask(const Ref<Image> &p_src, const Ref<Image> &p_mask, c
}
Point2 src_underscan = Point2(MIN(0, p_src_rect.position.x), MIN(0, p_src_rect.position.y));
- Rect2i dest_rect = Rect2i(0, 0, width, height).clip(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
+ Rect2i dest_rect = Rect2i(0, 0, width, height).intersection(Rect2i(p_dest - src_underscan, clipped_src_rect.size));
Ref<Image> img = p_src;
Ref<Image> msk = p_mask;
@@ -2985,6 +2985,26 @@ void Image::set_pixel(int p_x, int p_y, const Color &p_color) {
_set_color_at_ofs(data.ptrw(), ofs, p_color);
}
+void Image::adjust_bcs(float p_brightness, float p_contrast, float p_saturation) {
+ uint8_t *w = data.ptrw();
+ uint32_t pixel_size = get_format_pixel_size(format);
+ uint32_t pixel_count = data.size() / pixel_size;
+
+ for (uint32_t i = 0; i < pixel_count; i++) {
+ Color c = _get_color_at_ofs(w, i);
+ Vector3 rgb(c.r, c.g, c.b);
+
+ rgb *= p_brightness;
+ rgb = Vector3(0.5, 0.5, 0.5).lerp(rgb, p_contrast);
+ float center = (rgb.x + rgb.y + rgb.z) / 3.0;
+ rgb = Vector3(center, center, center).lerp(rgb, p_saturation);
+ c.r = rgb.x;
+ c.g = rgb.y;
+ c.b = rgb.z;
+ _set_color_at_ofs(w, i, c);
+ }
+}
+
Image::UsedChannels Image::detect_used_channels(CompressSource p_source) {
ERR_FAIL_COND_V(data.size() == 0, USED_CHANNELS_RGBA);
ERR_FAIL_COND_V(is_compressed(), USED_CHANNELS_RGBA);
@@ -3077,7 +3097,7 @@ void Image::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_mipmap_offset", "mipmap"), &Image::get_mipmap_offset);
- ClassDB::bind_method(D_METHOD("resize_to_po2", "square"), &Image::resize_to_po2, DEFVAL(false));
+ ClassDB::bind_method(D_METHOD("resize_to_po2", "square", "interpolation"), &Image::resize_to_po2, DEFVAL(false), DEFVAL(INTERPOLATE_BILINEAR));
ClassDB::bind_method(D_METHOD("resize", "width", "height", "interpolation"), &Image::resize, DEFVAL(INTERPOLATE_BILINEAR));
ClassDB::bind_method(D_METHOD("shrink_x2"), &Image::shrink_x2);
@@ -3090,7 +3110,7 @@ void Image::_bind_methods() {
ClassDB::bind_method(D_METHOD("create", "width", "height", "use_mipmaps", "format"), &Image::_create_empty);
ClassDB::bind_method(D_METHOD("create_from_data", "width", "height", "use_mipmaps", "format", "data"), &Image::_create_from_data);
- ClassDB::bind_method(D_METHOD("is_empty"), &Image::empty);
+ ClassDB::bind_method(D_METHOD("is_empty"), &Image::is_empty);
ClassDB::bind_method(D_METHOD("load", "path"), &Image::load);
ClassDB::bind_method(D_METHOD("save_png", "path"), &Image::save_png);
@@ -3109,9 +3129,9 @@ void Image::_bind_methods() {
ClassDB::bind_method(D_METHOD("fix_alpha_edges"), &Image::fix_alpha_edges);
ClassDB::bind_method(D_METHOD("premultiply_alpha"), &Image::premultiply_alpha);
ClassDB::bind_method(D_METHOD("srgb_to_linear"), &Image::srgb_to_linear);
- ClassDB::bind_method(D_METHOD("normalmap_to_xy"), &Image::normalmap_to_xy);
+ ClassDB::bind_method(D_METHOD("normal_map_to_xy"), &Image::normal_map_to_xy);
ClassDB::bind_method(D_METHOD("rgbe_to_srgb"), &Image::rgbe_to_srgb);
- ClassDB::bind_method(D_METHOD("bumpmap_to_normalmap", "bump_scale"), &Image::bumpmap_to_normalmap, DEFVAL(1.0));
+ ClassDB::bind_method(D_METHOD("bump_map_to_normal_map", "bump_scale"), &Image::bump_map_to_normal_map, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("blit_rect", "src", "src_rect", "dst"), &Image::blit_rect);
ClassDB::bind_method(D_METHOD("blit_rect_mask", "src", "mask", "src_rect", "dst"), &Image::blit_rect_mask);
@@ -3132,6 +3152,8 @@ void Image::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_pixelv", "point", "color"), &Image::set_pixelv);
ClassDB::bind_method(D_METHOD("set_pixel", "x", "y", "color"), &Image::set_pixel);
+ ClassDB::bind_method(D_METHOD("adjust_bcs", "brightness", "contrast", "saturation"), &Image::adjust_bcs);
+
ClassDB::bind_method(D_METHOD("load_png_from_buffer", "buffer"), &Image::load_png_from_buffer);
ClassDB::bind_method(D_METHOD("load_jpg_from_buffer", "buffer"), &Image::load_jpg_from_buffer);
ClassDB::bind_method(D_METHOD("load_webp_from_buffer", "buffer"), &Image::load_webp_from_buffer);
@@ -3220,7 +3242,7 @@ void Image::set_compress_bptc_func(void (*p_compress_func)(Image *, float, UsedC
_image_compress_bptc_func = p_compress_func;
}
-void Image::normalmap_to_xy() {
+void Image::normal_map_to_xy() {
convert(Image::FORMAT_RGBA8);
{
@@ -3285,7 +3307,7 @@ Ref<Image> Image::get_image_from_mipmap(int p_mipamp) const {
return image;
}
-void Image::bumpmap_to_normalmap(float bump_scale) {
+void Image::bump_map_to_normal_map(float bump_scale) {
ERR_FAIL_COND(!_can_modify(format));
convert(Image::FORMAT_RF);
@@ -3585,7 +3607,7 @@ Image::Image(const uint8_t *p_mem_png_jpg, int p_len) {
copy_internals_from(_png_mem_loader_func(p_mem_png_jpg, p_len));
}
- if (empty() && _jpg_mem_loader_func) {
+ if (is_empty() && _jpg_mem_loader_func) {
copy_internals_from(_jpg_mem_loader_func(p_mem_png_jpg, p_len));
}
}