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rasterizer_storage_gles2.cpp
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rasterizer_storage_gles2.cpp
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/*************************************************************************/
/* rasterizer_storage_gles2.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#include "rasterizer_storage_gles2.h"
#include "project_settings.h"
#include "rasterizer_canvas_gles2.h"
#include "rasterizer_scene_gles2.h"
#include "core/os/os.h"
GLuint RasterizerStorageGLES2::system_fbo = 0;
/* TEXTURE API */
void RasterizerStorageGLES2::capture_screen(RID render_target, Ref<Image> capture_img){
/* Custom screen capture code */
RID texture_rid = this->render_target_get_texture(render_target);
RasterizerStorageGLES2::Texture *texture = this->texture_owner.get(texture_rid);
// 1 == GLES2
int width = texture->width;
int height = texture->height;
int size = width * height * 4;
glPixelStorei(GL_PACK_ALIGNMENT, 4);
capture_img->lock();
glReadPixels(0,0,width, height, GL_RGBA, GL_UNSIGNED_BYTE, capture_img->write_lock.ptr());
uint32_t *imgptr = (uint32_t *)capture_img->write_lock.ptr();
for (int y = 0; y < (height / 2); y++) {
uint32_t *ptr1 = &imgptr[y * width];
uint32_t *ptr2 = &imgptr[(height - y - 1) * width];
for (int x = 0; x < width; x++) {
uint32_t tmp = ptr1[x];
ptr1[x] = ptr2[x];
ptr2[x] = tmp;
}
}
capture_img->unlock();
}
Ref<Image> RasterizerStorageGLES2::_get_gl_image_and_format(const Ref<Image> &p_image, Image::Format p_format, uint32_t p_flags, GLenum &r_gl_format, GLenum &r_gl_internal_format, GLenum &r_gl_type) {
r_gl_format = 0;
Ref<Image> image = p_image;
bool need_decompress = false;
switch (p_format) {
case Image::FORMAT_L8: {
r_gl_internal_format = GL_LUMINANCE;
r_gl_format = GL_LUMINANCE;
r_gl_type = GL_UNSIGNED_BYTE;
} break;
case Image::FORMAT_LA8: {
r_gl_internal_format = GL_LUMINANCE_ALPHA;
r_gl_format = GL_LUMINANCE_ALPHA;
r_gl_type = GL_UNSIGNED_BYTE;
} break;
case Image::FORMAT_R8: {
r_gl_internal_format = GL_ALPHA;
r_gl_format = GL_ALPHA;
r_gl_type = GL_UNSIGNED_BYTE;
} break;
case Image::FORMAT_RG8: {
ERR_EXPLAIN("RG texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGB8: {
r_gl_internal_format = GL_RGB;
r_gl_format = GL_RGB;
r_gl_type = GL_UNSIGNED_BYTE;
} break;
case Image::FORMAT_RGBA8: {
r_gl_format = GL_RGBA;
r_gl_internal_format = GL_RGBA;
r_gl_type = GL_UNSIGNED_BYTE;
} break;
case Image::FORMAT_RGBA4444: {
r_gl_internal_format = GL_RGBA;
r_gl_format = GL_RGBA;
r_gl_type = GL_UNSIGNED_SHORT_4_4_4_4;
} break;
case Image::FORMAT_RGBA5551: {
r_gl_internal_format = GL_RGB5_A1;
r_gl_format = GL_RGBA;
r_gl_type = GL_UNSIGNED_SHORT_5_5_5_1;
} break;
case Image::FORMAT_RF: {
ERR_EXPLAIN("R float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGF: {
ERR_EXPLAIN("RG float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGBF: {
ERR_EXPLAIN("RGB float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGBAF: {
ERR_EXPLAIN("RGBA float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RH: {
ERR_EXPLAIN("R half float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGH: {
ERR_EXPLAIN("RG half float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGBH: {
ERR_EXPLAIN("RGB half float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGBAH: {
ERR_EXPLAIN("RGBA half float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_RGBE9995: {
ERR_EXPLAIN("RGBA float texture not supported");
ERR_FAIL_V(image);
} break;
case Image::FORMAT_DXT1: {
need_decompress = true;
} break;
case Image::FORMAT_DXT3: {
need_decompress = true;
} break;
case Image::FORMAT_DXT5: {
need_decompress = true;
} break;
case Image::FORMAT_RGTC_R: {
need_decompress = true;
} break;
case Image::FORMAT_RGTC_RG: {
need_decompress = true;
} break;
case Image::FORMAT_BPTC_RGBA: {
need_decompress = true;
} break;
case Image::FORMAT_BPTC_RGBF: {
need_decompress = true;
} break;
case Image::FORMAT_BPTC_RGBFU: {
need_decompress = true;
} break;
case Image::FORMAT_PVRTC2: {
need_decompress = true;
} break;
case Image::FORMAT_PVRTC2A: {
need_decompress = true;
} break;
case Image::FORMAT_PVRTC4: {
need_decompress = true;
} break;
case Image::FORMAT_PVRTC4A: {
need_decompress = true;
} break;
case Image::FORMAT_ETC: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_R11: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_R11S: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_RG11: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_RG11S: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_RGB8: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_RGBA8: {
need_decompress = true;
} break;
case Image::FORMAT_ETC2_RGB8A1: {
need_decompress = true;
} break;
default: {
ERR_FAIL_V(Ref<Image>());
}
}
if (need_decompress) {
if (!image.is_null()) {
image = image->duplicate();
image->decompress();
ERR_FAIL_COND_V(image->is_compressed(), image);
image->convert(Image::FORMAT_RGBA8);
}
r_gl_format = GL_RGBA;
r_gl_internal_format = GL_RGBA;
r_gl_type = GL_UNSIGNED_BYTE;
return image;
}
return p_image;
}
static const GLenum _cube_side_enum[6] = {
GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
GL_TEXTURE_CUBE_MAP_POSITIVE_X,
GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
GL_TEXTURE_CUBE_MAP_NEGATIVE_Z,
GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
};
RID RasterizerStorageGLES2::texture_create() {
Texture *texture = memnew(Texture);
ERR_FAIL_COND_V(!texture, RID());
glGenTextures(1, &texture->tex_id);
texture->active = false;
texture->total_data_size = 0;
return texture_owner.make_rid(texture);
}
void RasterizerStorageGLES2::texture_allocate(RID p_texture, int p_width, int p_height, Image::Format p_format, uint32_t p_flags) {
GLenum format;
GLenum internal_format;
GLenum type;
if (p_flags & VS::TEXTURE_FLAG_USED_FOR_STREAMING) {
p_flags &= ~VS::TEXTURE_FLAG_MIPMAPS; // no mipies for video
}
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
texture->width = p_width;
texture->height = p_height;
texture->format = p_format;
texture->flags = p_flags;
texture->stored_cube_sides = 0;
texture->target = (p_flags & VS::TEXTURE_FLAG_CUBEMAP) ? GL_TEXTURE_CUBE_MAP : GL_TEXTURE_2D;
_get_gl_image_and_format(Ref<Image>(), texture->format, texture->flags, format, internal_format, type);
texture->alloc_width = texture->width;
texture->alloc_height = texture->height;
texture->gl_format_cache = format;
texture->gl_type_cache = type;
texture->gl_internal_format_cache = internal_format;
texture->data_size = 0;
texture->mipmaps = 1;
glActiveTexture(GL_TEXTURE0);
glBindTexture(texture->target, texture->tex_id);
if (p_flags & VS::TEXTURE_FLAG_USED_FOR_STREAMING) {
//prealloc if video
glTexImage2D(texture->target, 0, internal_format, p_width, p_height, 0, format, type, NULL);
}
texture->active = true;
}
void RasterizerStorageGLES2::texture_set_data(RID p_texture, const Ref<Image> &p_image, VS::CubeMapSide p_cube_side) {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
ERR_FAIL_COND(!texture->active);
ERR_FAIL_COND(texture->render_target);
ERR_FAIL_COND(texture->format != p_image->get_format());
ERR_FAIL_COND(p_image.is_null());
GLenum type;
GLenum format;
GLenum internal_format;
bool compressed = false;
bool srgb;
if (config.keep_original_textures && !(texture->flags & VS::TEXTURE_FLAG_USED_FOR_STREAMING)) {
texture->images[p_cube_side] = p_image;
}
Ref<Image> img = _get_gl_image_and_format(p_image, p_image->get_format(), texture->flags, format, internal_format, type);
if (config.shrink_textures_x2 && (p_image->has_mipmaps() || !p_image->is_compressed()) && !(texture->flags & VS::TEXTURE_FLAG_USED_FOR_STREAMING)) {
texture->alloc_height = MAX(1, texture->alloc_height / 2);
texture->alloc_width = MAX(1, texture->alloc_width / 2);
if (texture->alloc_width == img->get_width() / 2 && texture->alloc_height == img->get_height() / 2) {
img->shrink_x2();
} else if (img->get_format() <= Image::FORMAT_RGBA8) {
img->resize(texture->alloc_width, texture->alloc_height, Image::INTERPOLATE_BILINEAR);
}
};
GLenum blit_target = (texture->target == GL_TEXTURE_CUBE_MAP) ? _cube_side_enum[p_cube_side] : GL_TEXTURE_2D;
texture->data_size = img->get_data().size();
PoolVector<uint8_t>::Read read = img->get_data().read();
glActiveTexture(GL_TEXTURE0);
glBindTexture(texture->target, texture->tex_id);
texture->ignore_mipmaps = compressed && !img->has_mipmaps();
if ((texture->flags & VS::TEXTURE_FLAG_MIPMAPS) && !texture->ignore_mipmaps)
glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, config.use_fast_texture_filter ? GL_LINEAR_MIPMAP_NEAREST : GL_LINEAR_MIPMAP_LINEAR);
else {
if (texture->flags & VS::TEXTURE_FLAG_FILTER) {
glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
} else {
glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
}
}
if (texture->flags & VS::TEXTURE_FLAG_FILTER) {
glTexParameteri(texture->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); // Linear Filtering
} else {
glTexParameteri(texture->target, GL_TEXTURE_MAG_FILTER, GL_NEAREST); // raw Filtering
}
if (((texture->flags & VS::TEXTURE_FLAG_REPEAT) || (texture->flags & VS::TEXTURE_FLAG_MIRRORED_REPEAT)) && texture->target != GL_TEXTURE_CUBE_MAP) {
if (texture->flags & VS::TEXTURE_FLAG_MIRRORED_REPEAT) {
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT);
} else {
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
}
} else {
//glTexParameterf( texture->target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE );
glTexParameterf(texture->target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameterf(texture->target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
//set swizle for older format compatibility
#ifdef GLES_OVER_GL
switch (texture->format) {
case Image::FORMAT_L8: {
} break;
case Image::FORMAT_LA8: {
} break;
default: {
} break;
}
#endif
int mipmaps = ((texture->flags & VS::TEXTURE_FLAG_MIPMAPS) && img->has_mipmaps()) ? img->get_mipmap_count() + 1 : 1;
int w = img->get_width();
int h = img->get_height();
int tsize = 0;
for (int i = 0; i < mipmaps; i++) {
int size, ofs;
img->get_mipmap_offset_and_size(i, ofs, size);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
if (texture->flags & VS::TEXTURE_FLAG_USED_FOR_STREAMING) {
glTexSubImage2D(blit_target, i, 0, 0, w, h, format, type, &read[ofs]);
} else {
glTexImage2D(blit_target, i, internal_format, w, h, 0, format, type, &read[ofs]);
}
tsize += size;
w = MAX(1, w >> 1);
h = MAX(1, h >> 1);
}
info.texture_mem -= texture->total_data_size;
texture->total_data_size = tsize;
info.texture_mem += texture->total_data_size;
// printf("texture: %i x %i - size: %i - total: %i\n", texture->width, texture->height, tsize, info.texture_mem);
texture->stored_cube_sides |= (1 << p_cube_side);
if ((texture->flags & VS::TEXTURE_FLAG_MIPMAPS) && mipmaps == 1 && !texture->ignore_mipmaps && (!(texture->flags & VS::TEXTURE_FLAG_CUBEMAP) || texture->stored_cube_sides == (1 << 6) - 1)) {
//generate mipmaps if they were requested and the image does not contain them
glGenerateMipmap(texture->target);
}
texture->mipmaps = mipmaps;
}
void RasterizerStorageGLES2::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, VS::CubeMapSide p_cube_side) {
// TODO
ERR_PRINT("Not implemented (ask Karroffel to do it :p)");
}
Ref<Image> RasterizerStorageGLES2::texture_get_data(RID p_texture, VS::CubeMapSide p_cube_side) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, Ref<Image>());
ERR_FAIL_COND_V(!texture->active, Ref<Image>());
ERR_FAIL_COND_V(texture->data_size == 0 && !texture->render_target, Ref<Image>());
if (!texture->images[p_cube_side].is_null()) {
return texture->images[p_cube_side];
}
#ifdef GLES_OVER_GL
PoolVector<uint8_t> data;
int data_size = Image::get_image_data_size(texture->alloc_width, texture->alloc_height, texture->format, texture->mipmaps > 1 ? -1 : 0);
data.resize(data_size * 2); //add some memory at the end, just in case for buggy drivers
PoolVector<uint8_t>::Write wb = data.write();
glActiveTexture(GL_TEXTURE0);
glBindTexture(texture->target, texture->tex_id);
glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
//print_line("GET FORMAT: " + Image::get_format_name(texture->format) + " mipmaps: " + itos(texture->mipmaps));
for (int i = 0; i < texture->mipmaps; i++) {
int ofs = 0;
if (i > 0) {
ofs = Image::get_image_data_size(texture->alloc_width, texture->alloc_height, texture->format, i - 1);
}
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glGetTexImage(texture->target, i, texture->gl_format_cache, texture->gl_type_cache, &wb[ofs]);
}
wb = PoolVector<uint8_t>::Write();
data.resize(data_size);
Image *img = memnew(Image(texture->alloc_width, texture->alloc_height, texture->mipmaps > 1 ? true : false, texture->format, data));
return Ref<Image>(img);
#else
{
PoolVector<uint8_t> *pixels = new PoolVector<uint8_t>();
pixels->resize(texture->width * texture->height * 4);
glPixelStorei(GL_PACK_ALIGNMENT, 4);
auto pixels_write = pixels->write();
glReadPixels(0,0,texture->width,texture->height, GL_RGBA, GL_UNSIGNED_BYTE, pixels_write.ptr());
Image *img = new Image(texture->width, texture->height, texture->mipmaps > 1 ? true : false, texture->format, *pixels);
return Ref<Image>(img);
}
return Ref<Image>();
#endif
}
void RasterizerStorageGLES2::texture_set_flags(RID p_texture, uint32_t p_flags) {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
bool had_mipmaps = texture->flags & VS::TEXTURE_FLAG_MIPMAPS;
glActiveTexture(GL_TEXTURE0);
glBindTexture(texture->target, texture->tex_id);
uint32_t cube = texture->flags & VS::TEXTURE_FLAG_CUBEMAP;
texture->flags = p_flags | cube; // can't remove a cube from being a cube
if (((texture->flags & VS::TEXTURE_FLAG_REPEAT) || (texture->flags & VS::TEXTURE_FLAG_MIRRORED_REPEAT)) && texture->target != GL_TEXTURE_CUBE_MAP) {
if (texture->flags & VS::TEXTURE_FLAG_MIRRORED_REPEAT) {
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT);
} else {
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
}
} else {
//glTexParameterf( texture->target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE );
glTexParameterf(texture->target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameterf(texture->target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
if ((texture->flags & VS::TEXTURE_FLAG_MIPMAPS) && !texture->ignore_mipmaps) {
if (!had_mipmaps && texture->mipmaps == 1) {
glGenerateMipmap(texture->target);
}
glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, config.use_fast_texture_filter ? GL_LINEAR_MIPMAP_NEAREST : GL_LINEAR_MIPMAP_LINEAR);
} else {
if (texture->flags & VS::TEXTURE_FLAG_FILTER) {
glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
} else {
glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
}
}
if (texture->flags & VS::TEXTURE_FLAG_FILTER) {
glTexParameteri(texture->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); // Linear Filtering
} else {
glTexParameteri(texture->target, GL_TEXTURE_MAG_FILTER, GL_NEAREST); // raw Filtering
}
}
uint32_t RasterizerStorageGLES2::texture_get_flags(RID p_texture) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, 0);
return texture->flags;
}
Image::Format RasterizerStorageGLES2::texture_get_format(RID p_texture) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, Image::FORMAT_L8);
return texture->format;
}
uint32_t RasterizerStorageGLES2::texture_get_texid(RID p_texture) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, 0);
return texture->tex_id;
}
uint32_t RasterizerStorageGLES2::texture_get_width(RID p_texture) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, 0);
return texture->width;
}
uint32_t RasterizerStorageGLES2::texture_get_height(RID p_texture) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, 0);
return texture->height;
}
void RasterizerStorageGLES2::texture_set_size_override(RID p_texture, int p_width, int p_height) {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
ERR_FAIL_COND(texture->render_target);
ERR_FAIL_COND(p_width <= 0 || p_width > 16384);
ERR_FAIL_COND(p_height <= 0 || p_height > 16384);
//real texture size is in alloc width and height
texture->width = p_width;
texture->height = p_height;
}
void RasterizerStorageGLES2::texture_set_path(RID p_texture, const String &p_path) {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
texture->path = p_path;
}
String RasterizerStorageGLES2::texture_get_path(RID p_texture) const {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND_V(!texture, "");
return texture->path;
}
void RasterizerStorageGLES2::texture_debug_usage(List<VS::TextureInfo> *r_info) {
List<RID> textures;
texture_owner.get_owned_list(&textures);
for (List<RID>::Element *E = textures.front(); E; E = E->next()) {
Texture *t = texture_owner.getornull(E->get());
if (!t)
continue;
VS::TextureInfo tinfo;
tinfo.path = t->path;
tinfo.format = t->format;
tinfo.size.x = t->alloc_width;
tinfo.size.y = t->alloc_height;
tinfo.bytes = t->total_data_size;
r_info->push_back(tinfo);
}
}
void RasterizerStorageGLES2::texture_set_shrink_all_x2_on_set_data(bool p_enable) {
config.shrink_textures_x2 = p_enable;
}
void RasterizerStorageGLES2::textures_keep_original(bool p_enable) {
config.keep_original_textures = p_enable;
}
void RasterizerStorageGLES2::texture_set_proxy(RID p_texture, RID p_proxy) {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
if (texture->proxy) {
texture->proxy->proxy_owners.erase(texture);
texture->proxy = NULL;
}
if (p_proxy.is_valid()) {
Texture *proxy = texture_owner.get(p_proxy);
ERR_FAIL_COND(!proxy);
ERR_FAIL_COND(proxy == texture);
proxy->proxy_owners.insert(texture);
texture->proxy = proxy;
}
}
void RasterizerStorageGLES2::texture_set_force_redraw_if_visible(RID p_texture, bool p_enable) {
Texture *texture = texture_owner.getornull(p_texture);
ERR_FAIL_COND(!texture);
texture->redraw_if_visible = p_enable;
}
void RasterizerStorageGLES2::texture_set_detect_3d_callback(RID p_texture, VisualServer::TextureDetectCallback p_callback, void *p_userdata) {
// TODO
}
void RasterizerStorageGLES2::texture_set_detect_srgb_callback(RID p_texture, VisualServer::TextureDetectCallback p_callback, void *p_userdata) {
// TODO
}
void RasterizerStorageGLES2::texture_set_detect_normal_callback(RID p_texture, VisualServer::TextureDetectCallback p_callback, void *p_userdata) {
// TODO
}
RID RasterizerStorageGLES2::texture_create_radiance_cubemap(RID p_source, int p_resolution) const {
// TODO
return RID();
}
RID RasterizerStorageGLES2::sky_create() {
return RID();
}
void RasterizerStorageGLES2::sky_set_texture(RID p_sky, RID p_panorama, int p_radiance_size) {
}
/* SHADER API */
RID RasterizerStorageGLES2::shader_create() {
Shader *shader = memnew(Shader);
shader->mode = VS::SHADER_SPATIAL;
shader->shader = &scene->state.scene_shader;
RID rid = shader_owner.make_rid(shader);
_shader_make_dirty(shader);
shader->self = rid;
return rid;
}
void RasterizerStorageGLES2::_shader_make_dirty(Shader *p_shader) {
if (p_shader->dirty_list.in_list())
return;
_shader_dirty_list.add(&p_shader->dirty_list);
}
void RasterizerStorageGLES2::shader_set_code(RID p_shader, const String &p_code) {
Shader *shader = shader_owner.getornull(p_shader);
ERR_FAIL_COND(!shader);
shader->code = p_code;
String mode_string = ShaderLanguage::get_shader_type(p_code);
VS::ShaderMode mode;
if (mode_string == "canvas_item")
mode = VS::SHADER_CANVAS_ITEM;
else if (mode_string == "particles")
mode = VS::SHADER_PARTICLES;
else
mode = VS::SHADER_SPATIAL;
if (shader->custom_code_id && mode != shader->mode) {
shader->shader->free_custom_shader(shader->custom_code_id);
shader->custom_code_id = 0;
}
shader->mode = mode;
// TODO handle all shader types
if (mode == VS::SHADER_CANVAS_ITEM) {
shader->shader = &canvas->state.canvas_shader;
} else {
return;
}
if (shader->custom_code_id == 0) {
shader->custom_code_id = shader->shader->create_custom_shader();
}
_shader_make_dirty(shader);
}
String RasterizerStorageGLES2::shader_get_code(RID p_shader) const {
const Shader *shader = shader_owner.get(p_shader);
ERR_FAIL_COND_V(!shader, "");
return shader->code;
}
void RasterizerStorageGLES2::_update_shader(Shader *p_shader) const {
_shader_dirty_list.remove(&p_shader->dirty_list);
p_shader->valid = false;
p_shader->uniforms.clear();
ShaderCompilerGLES2::GeneratedCode gen_code;
ShaderCompilerGLES2::IdentifierActions *actions = NULL;
switch (p_shader->mode) {
// TODO
case VS::SHADER_CANVAS_ITEM: {
p_shader->canvas_item.blend_mode = Shader::CanvasItem::BLEND_MODE_MIX;
p_shader->canvas_item.uses_screen_texture = false;
p_shader->canvas_item.uses_screen_uv = false;
p_shader->canvas_item.uses_time = false;
shaders.actions_canvas.render_mode_values["blend_add"] = Pair<int *, int>(&p_shader->canvas_item.blend_mode, Shader::CanvasItem::BLEND_MODE_ADD);
shaders.actions_canvas.render_mode_values["blend_mix"] = Pair<int *, int>(&p_shader->canvas_item.blend_mode, Shader::CanvasItem::BLEND_MODE_MIX);
shaders.actions_canvas.render_mode_values["blend_sub"] = Pair<int *, int>(&p_shader->canvas_item.blend_mode, Shader::CanvasItem::BLEND_MODE_SUB);
shaders.actions_canvas.render_mode_values["blend_mul"] = Pair<int *, int>(&p_shader->canvas_item.blend_mode, Shader::CanvasItem::BLEND_MODE_MUL);
shaders.actions_canvas.render_mode_values["blend_premul_alpha"] = Pair<int *, int>(&p_shader->canvas_item.blend_mode, Shader::CanvasItem::BLEND_MODE_PMALPHA);
// shaders.actions_canvas.render_mode_values["unshaded"] = Pair<int *, int>(&p_shader->canvas_item.light_mode, Shader::CanvasItem::LIGHT_MODE_UNSHADED);
// shaders.actions_canvas.render_mode_values["light_only"] = Pair<int *, int>(&p_shader->canvas_item.light_mode, Shader::CanvasItem::LIGHT_MODE_LIGHT_ONLY);
shaders.actions_canvas.usage_flag_pointers["SCREEN_UV"] = &p_shader->canvas_item.uses_screen_uv;
shaders.actions_canvas.usage_flag_pointers["SCREEN_PIXEL_SIZE"] = &p_shader->canvas_item.uses_screen_uv;
shaders.actions_canvas.usage_flag_pointers["SCREEN_TEXTURE"] = &p_shader->canvas_item.uses_screen_texture;
shaders.actions_canvas.usage_flag_pointers["TIME"] = &p_shader->canvas_item.uses_time;
actions = &shaders.actions_canvas;
actions->uniforms = &p_shader->uniforms;
} break;
default: {
return;
} break;
}
Error err = shaders.compiler.compile(p_shader->mode, p_shader->code, actions, p_shader->path, gen_code);
ERR_FAIL_COND(err != OK);
p_shader->shader->set_custom_shader_code(p_shader->custom_code_id, gen_code.vertex, gen_code.vertex_global, gen_code.fragment, gen_code.light, gen_code.fragment_global, gen_code.uniforms, gen_code.texture_uniforms, gen_code.custom_defines);
p_shader->texture_count = gen_code.texture_uniforms.size();
p_shader->texture_hints = gen_code.texture_hints;
p_shader->uses_vertex_time = gen_code.uses_vertex_time;
p_shader->uses_fragment_time = gen_code.uses_fragment_time;
for (SelfList<Material> *E = p_shader->materials.first(); E; E = E->next()) {
_material_make_dirty(E->self());
}
p_shader->valid = true;
p_shader->version++;
}
void RasterizerStorageGLES2::update_dirty_shaders() {
while (_shader_dirty_list.first()) {
_update_shader(_shader_dirty_list.first()->self());
}
}
void RasterizerStorageGLES2::shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const {
Shader *shader = shader_owner.get(p_shader);
ERR_FAIL_COND(!shader);
if (shader->dirty_list.in_list()) {
_update_shader(shader);
}
Map<int, StringName> order;
for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = shader->uniforms.front(); E; E = E->next()) {
if (E->get().texture_order >= 0) {
order[E->get().texture_order + 100000] = E->key();
} else {
order[E->get().order] = E->key();
}
}
for (Map<int, StringName>::Element *E = order.front(); E; E = E->next()) {
PropertyInfo pi;
ShaderLanguage::ShaderNode::Uniform &u = shader->uniforms[E->get()];
pi.name = E->get();
switch (u.type) {
case ShaderLanguage::TYPE_VOID: {
pi.type = Variant::NIL;
} break;
case ShaderLanguage::TYPE_BOOL: {
pi.type = Variant::BOOL;
} break;
// bool vectors
case ShaderLanguage::TYPE_BVEC2: {
pi.type = Variant::INT;
pi.hint = PROPERTY_HINT_FLAGS;
pi.hint_string = "x,y";
} break;
case ShaderLanguage::TYPE_BVEC3: {
pi.type = Variant::INT;
pi.hint = PROPERTY_HINT_FLAGS;
pi.hint_string = "x,y,z";
} break;
case ShaderLanguage::TYPE_BVEC4: {
pi.type = Variant::INT;
pi.hint = PROPERTY_HINT_FLAGS;
pi.hint_string = "x,y,z,w";
} break;
// int stuff
case ShaderLanguage::TYPE_UINT:
case ShaderLanguage::TYPE_INT: {
pi.type = Variant::INT;
if (u.hint == ShaderLanguage::ShaderNode::Uniform::HINT_RANGE) {
pi.hint = PROPERTY_HINT_RANGE;
pi.hint_string = rtos(u.hint_range[0]) + "," + rtos(u.hint_range[1]);
}
} break;
case ShaderLanguage::TYPE_IVEC2:
case ShaderLanguage::TYPE_UVEC2:
case ShaderLanguage::TYPE_IVEC3:
case ShaderLanguage::TYPE_UVEC3:
case ShaderLanguage::TYPE_IVEC4:
case ShaderLanguage::TYPE_UVEC4: {
pi.type = Variant::POOL_INT_ARRAY;
} break;
case ShaderLanguage::TYPE_VEC2: {
pi.type = Variant::VECTOR2;
} break;
case ShaderLanguage::TYPE_VEC3: {
pi.type = Variant::VECTOR3;
} break;
case ShaderLanguage::TYPE_VEC4: {
if (u.hint == ShaderLanguage::ShaderNode::Uniform::HINT_COLOR) {
pi.type = Variant::COLOR;
} else {
pi.type = Variant::PLANE;
}
} break;
case ShaderLanguage::TYPE_MAT2: {
pi.type = Variant::TRANSFORM2D;
} break;
case ShaderLanguage::TYPE_MAT3: {
pi.type = Variant::BASIS;
} break;
case ShaderLanguage::TYPE_MAT4: {
pi.type = Variant::TRANSFORM;
} break;
case ShaderLanguage::TYPE_SAMPLER2D:
case ShaderLanguage::TYPE_ISAMPLER2D:
case ShaderLanguage::TYPE_USAMPLER2D: {
pi.type = Variant::OBJECT;
pi.hint = PROPERTY_HINT_RESOURCE_TYPE;
pi.hint_string = "Texture";
} break;
case ShaderLanguage::TYPE_SAMPLERCUBE: {
pi.type = Variant::OBJECT;
pi.hint = PROPERTY_HINT_RESOURCE_TYPE;
pi.hint_string = "CubeMap";
} break;
}