#include <msp/gl/extensions/ext_framebuffer_object.h>
#include <msp/gl/extensions/khr_debug.h>
#include <msp/io/memory.h>
-#include "bindable.h"
#include "error.h"
#include "resourcemanager.h"
#include "resources.h"
#include "texture.h"
-#include "texunit.h"
using namespace std;
GL_BLUE, GL_GREEN, GL_RED, GL_ALPHA
};
+Texture *Texture::scratch_binding = 0;
+
Texture::Texture(GLenum t, ResourceManager *m):
id(0),
target(t),
storage_fmt(RGB8),
swizzle(NO_SWIZZLE),
use_srgb_format(false),
- auto_gen_mipmap(false),
- default_sampler(*this)
+ auto_gen_mipmap(false)
{
if(m)
set_manager(m);
else
generate_id();
+
+ static bool alignment_init = false;
+ if(!alignment_init)
+ {
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ alignment_init = true;
+ }
}
Texture::~Texture()
{
- while(TexUnit *unit = TexUnit::find_unit(this))
- unbind_from(unit->get_index());
-
+ if(this==scratch_binding)
+ unbind_scratch();
if(id)
glDeleteTextures(1, &id);
}
glTexParameteri(target, param, value);
}
-void Texture::set_min_filter(TextureFilter f)
-{
- default_sampler.set_min_filter(f);
-}
-
-void Texture::set_mag_filter(TextureFilter f)
-{
- default_sampler.set_mag_filter(f);
-}
-
-void Texture::set_filter(TextureFilter f)
-{
- default_sampler.set_filter(f);
-}
-
-void Texture::set_max_anisotropy(float a)
-{
- default_sampler.set_max_anisotropy(a);
-}
-
-void Texture::set_wrap(TextureWrap w)
-{
- default_sampler.set_wrap(w);
-}
-
-void Texture::set_wrap_s(TextureWrap w)
-{
- default_sampler.set_wrap_s(w);
-}
-
-void Texture::set_wrap_t(TextureWrap w)
-{
- default_sampler.set_wrap_t(w);
-}
-
-void Texture::set_wrap_r(TextureWrap w)
-{
- default_sampler.set_wrap_r(w);
-}
-
-bool Texture::can_generate_mipmap()
-{
- return EXT_framebuffer_object;
-}
-
void Texture::generate_mipmap()
{
// glGenerateMipmap is defined here
glGenerateTextureMipmap(id);
else
{
- BindRestore _bind(this);
+ bind_scratch();
glGenerateMipmap(target);
}
}
-void Texture::set_auto_generate_mipmap(bool gm)
-{
- if(gm)
- static Require _req(EXT_framebuffer_object);
-
- auto_gen_mipmap = gm;
-}
-
-void Texture::set_compare_enabled(bool c)
-{
- if(c)
- default_sampler.set_compare(default_sampler.get_compare_function());
- else
- default_sampler.disable_compare();
-}
-
-void Texture::set_compare_func(Predicate f)
-{
- default_sampler.set_compare(f);
-}
-
void Texture::load_image(const string &fn, bool)
{
load_image(fn, 0U);
image(img, 0U);
}
-void Texture::bind_to(unsigned i) const
-{
- if(!id)
- {
- if(manager)
- manager->resource_used(*this);
- if(!id)
- {
- unbind_from(i);
- return;
- }
- }
-
- TexUnit &unit = TexUnit::get_unit(i);
- const Texture *cur = unit.get_texture();
- if(unit.set_texture(this))
- {
- if(manager)
- manager->resource_used(*this);
-
- if(ARB_direct_state_access)
- glBindTextureUnit(i, id);
- else
- {
- unit.bind();
- glBindTexture(target, id);
- }
-
- if(!unit.get_sampler() || unit.get_sampler()==&cur->default_sampler)
- default_sampler.bind_to(i);
- }
-}
-
-const Texture *Texture::current(unsigned i)
-{
- return TexUnit::get_unit(i).get_texture();
-}
-
-void Texture::unbind_from(unsigned i)
-{
- TexUnit &unit = TexUnit::get_unit(i);
- const Texture *cur = unit.get_texture();
- if(unit.set_texture(0))
- {
- if(ARB_direct_state_access)
- glBindTextureUnit(i, 0);
- else
- {
- unit.bind();
- glBindTexture(cur->target, 0);
- }
-
- if(unit.get_sampler()==&cur->default_sampler)
- Sampler::unbind_from(i);
- }
-}
-
void Texture::set_debug_name(const string &name)
{
#ifdef DEBUG
#endif
}
+void Texture::bind_scratch()
+{
+ if(!scratch_binding)
+ glActiveTexture(GL_TEXTURE0);
+ if(scratch_binding!=this)
+ {
+ if(scratch_binding && scratch_binding->target!=target)
+ glBindTexture(scratch_binding->target, 0);
+ glBindTexture(target, id);
+ scratch_binding = this;
+ }
+}
+
+void Texture::unbind_scratch()
+{
+ if(scratch_binding)
+ {
+ glBindTexture(scratch_binding->target, 0);
+ scratch_binding = 0;
+ }
+}
+
Texture::Loader::Loader(Texture &t):
DataFile::CollectionObjectLoader<Texture>(t, 0)
add("external_image", &Loader::external_image);
add("external_image_srgb", &Loader::external_image_srgb);
- add("filter", &Loader::filter);
add("generate_mipmap", &Loader::generate_mipmap);
add("image_data", &Loader::image_data);
- add("mag_filter", &Loader::mag_filter);
- add("max_anisotropy", &Loader::max_anisotropy);
- add("min_filter", &Loader::min_filter);
add("mipmap_levels", &Loader::mipmap_levels);
- add("sampler", &Loader::sampler);
- add("wrap", &Loader::wrap);
- add("wrap_r", &Loader::wrap_r);
- add("wrap_s", &Loader::wrap_s);
- add("wrap_t", &Loader::wrap_t);
}
-unsigned Texture::Loader::get_levels() const
+void Texture::Loader::finish()
{
- return (is_mipmapped(obj.default_sampler.get_min_filter()) ? levels : 1);
+ if(obj.auto_gen_mipmap)
+ obj.generate_mipmap();
}
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
void Texture::Loader::load_external_image(Graphics::Image &img, const string &fn)
{
RefPtr<IO::Seekable> io = get_collection().open_raw(fn);
{
Graphics::Image img;
load_external_image(img, fn);
- obj.image(img, get_levels());
+ obj.image(img, levels);
}
}
-void Texture::Loader::filter(TextureFilter f)
-{
- obj.set_filter(f);
-}
-
void Texture::Loader::generate_mipmap(bool gm)
{
- obj.set_auto_generate_mipmap(gm);
+ obj.auto_gen_mipmap = gm;
}
void Texture::Loader::image_data(const string &data)
IO::Memory mem(data.data(), data.size());
img.load_io(mem);
- obj.image(img, get_levels());
-}
-
-void Texture::Loader::mag_filter(TextureFilter f)
-{
- obj.set_mag_filter(f);
-}
-
-void Texture::Loader::max_anisotropy(float a)
-{
- obj.set_max_anisotropy(a);
-}
-
-void Texture::Loader::min_filter(TextureFilter f)
-{
- obj.set_min_filter(f);
+ obj.image(img, levels);
}
void Texture::Loader::mipmap_levels(unsigned l)
levels = l;
}
-void Texture::Loader::sampler()
-{
- load_sub(obj.default_sampler);
-}
-
-void Texture::Loader::wrap(TextureWrap w)
-{
- obj.set_wrap(w);
-}
-
-void Texture::Loader::wrap_r(TextureWrap w)
-{
- obj.set_wrap_r(w);
-}
-
-void Texture::Loader::wrap_s(TextureWrap w)
-{
- obj.set_wrap_s(w);
-}
-
-void Texture::Loader::wrap_t(TextureWrap w)
-{
- obj.set_wrap_t(w);
-}
-#pragma GCC diagnostic pop
-
} // namespace GL
} // namespace Msp