#include <msp/gl/extensions/ext_texture3d.h>
#include <msp/gl/extensions/ext_texture_array.h>
#include <msp/graphics/image.h>
-#include "bindable.h"
#include "error.h"
-#include "pixelstore.h"
#include "texture3d.h"
using namespace std;
void Texture3D::storage(PixelFormat fmt, unsigned wd, unsigned ht, unsigned dp, unsigned lv)
{
if(width>0)
- throw invalid_operation("Texture3D::storage");
+ {
+ if(fmt!=format || wd!=width || ht!=height || dp!=depth || (lv && lv!=levels))
+ throw incompatible_data("Texture3D::storage");
+ return;
+ }
if(wd==0 || ht==0 || dp==0)
throw invalid_argument("Texture3D::storage");
if(ARB_texture_storage)
{
- Conditional<BindRestore> _bind(!ARB_direct_state_access, this);
+ GLenum fmt = get_gl_pixelformat(storage_fmt);
if(ARB_direct_state_access)
- glTextureStorage3D(id, levels, storage_fmt, width, height, depth);
+ glTextureStorage3D(id, levels, fmt, width, height, depth);
else
- glTexStorage3D(target, levels, storage_fmt, width, height, depth);
+ {
+ bind_scratch();
+ glTexStorage3D(target, levels, fmt, width, height, depth);
+ }
apply_swizzle();
allocated |= (1<<levels)-1;
}
{
if(width==0 || height==0 || depth==0)
throw invalid_operation("Texture3D::image");
+ if(level>=levels)
+ throw out_of_range("Texture3D::image");
- unsigned w = width;
- unsigned h = height;
- unsigned d = depth;
- get_level_size(level, w, h, d);
+ LinAl::Vector<unsigned, 3> size = get_level_size(level);
if(ARB_texture_storage)
- return sub_image(level, 0, 0, 0, w, h, d, data);
+ return sub_image(level, 0, 0, 0, size.x, size.y, size.z, data);
- BindRestore _bind(this);
+ bind_scratch();
if(!allocated)
{
apply_swizzle();
}
- PixelComponents comp = get_components(storage_fmt);
- DataType type = get_component_type(storage_fmt);
- glTexImage3D(target, level, storage_fmt, width, height, depth, 0, comp, type, data);
+ GLenum fmt = get_gl_pixelformat(storage_fmt);
+ GLenum comp = get_gl_components(get_components(storage_fmt));
+ GLenum type = get_gl_type(get_component_type(storage_fmt));
+ glTexImage3D(target, level, fmt, size.x, size.y, size.z, 0, comp, type, data);
allocated |= 1<<level;
- if(auto_gen_mipmap && level==0)
- {
- generate_mipmap();
- allocated |= (1<<levels)-1;
- }
}
void Texture3D::image(unsigned level, PixelComponents comp, DataType type, const void *data)
void Texture3D::sub_image(unsigned level, int x, int y, int z, unsigned wd, unsigned ht, unsigned dp, const void *data)
{
if(width==0 || height==0 || depth==0)
- throw invalid_operation("Texture3D::image");
+ throw invalid_operation("Texture3D::sub_image");
+ if(level>=levels)
+ throw out_of_range("Texture3D::sub_image");
- Conditional<BindRestore> _bind(!ARB_direct_state_access, this);
allocate(level);
- PixelComponents comp = get_components(storage_fmt);
- DataType type = get_component_type(storage_fmt);
+ GLenum comp = get_gl_components(get_components(storage_fmt));
+ GLenum type = get_gl_type(get_component_type(storage_fmt));
if(ARB_direct_state_access)
glTextureSubImage3D(id, level, x, y, z, wd, ht, dp, comp, type, data);
else
+ {
+ bind_scratch();
glTexSubImage3D(target, level, x, y, z, wd, ht, dp, comp, type, data);
-
- if(auto_gen_mipmap && level==0)
- generate_mipmap();
+ }
}
void Texture3D::sub_image(unsigned level, int x, int y, int z, unsigned wd, unsigned ht, unsigned dp, PixelComponents comp, DataType type, const void *data)
h = w;
PixelFormat fmt = pixelformat_from_image(img);
- if(width==0)
- storage(make_pixelformat(get_components(fmt), get_component_type(fmt), use_srgb_format), w, h, d, lv);
- else if(w!=width || h!=height || d!=depth)
- throw incompatible_data("Texture3D::load_image");
-
- PixelStore pstore = PixelStore::from_image(img);
- BindRestore _bind_ps(pstore);
+ storage(make_pixelformat(get_components(fmt), get_component_type(fmt), use_srgb_format), w, h, d, lv);
image(0, img.get_pixels());
}
return n;
}
-void Texture3D::get_level_size(unsigned level, unsigned &w, unsigned &h, unsigned &d) const
+LinAl::Vector<unsigned, 3> Texture3D::get_level_size(unsigned level) const
{
- w >>= level;
- h >>= level;
+ unsigned w = width>>level;
+ unsigned h = height>>level;
+ unsigned d = depth;
if(target!=GL_TEXTURE_2D_ARRAY)
d >>= level;
h = 1;
if(!d && (w || h))
d = 1;
+
+ return LinAl::Vector<unsigned, 3>(w, h, d);
}
-UInt64 Texture3D::get_data_size() const
+uint64_t Texture3D::get_data_size() const
{
return id ? width*height*depth*get_pixel_size(storage_fmt) : 0;
}