X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fcore%2Ftexture1d.cpp;h=d6aa1a347c7e974b43397ab595d8de7b0edd3ef8;hp=4c58d4701639d777b0471b846acc7717d480c90b;hb=7ef75a4c4dbfc437e466381dd67c23357e607b82;hpb=715672cf2c64dab0744db676fdee255ee3a4cef7

diff --git a/source/core/texture1d.cpp b/source/core/texture1d.cpp
index 4c58d470..d6aa1a34 100644
--- a/source/core/texture1d.cpp
+++ b/source/core/texture1d.cpp
@@ -1,7 +1,3 @@
-#include <msp/core/raii.h>
-#include <msp/gl/extensions/arb_direct_state_access.h>
-#include <msp/gl/extensions/arb_texture_storage.h>
-#include <msp/gl/extensions/msp_texture1d.h>
 #include "error.h"
 #include "texture1d.h"
 
@@ -10,14 +6,6 @@ using namespace std;
 namespace Msp {
 namespace GL {
 
-Texture1D::Texture1D():
-	Texture(GL_TEXTURE_1D),
-	width(0),
-	allocated(0)
-{
-	static Require _req(MSP_texture1D);
-}
-
 void Texture1D::storage(PixelFormat fmt, unsigned wd, unsigned lv)
 {
 	if(width>0)
@@ -34,127 +22,23 @@ void Texture1D::storage(PixelFormat fmt, unsigned wd, unsigned lv)
 	levels = get_n_levels();
 	if(lv)
 		levels = min(levels, lv);
-}
-
-void Texture1D::allocate(unsigned level)
-{
-	if(width==0)
-		throw invalid_operation("Texture1D::allocate");
-	if(level>=levels)
-		throw invalid_argument("Texture1D::allocate");
 
-	bool direct = ARB_texture_storage && ARB_direct_state_access;
-	if(!direct)
-	{
-		glActiveTexture(GL_TEXTURE0);
-		glBindTexture(target, id);
-	}
-
-	allocate_(level);
-
-	if(!direct)
-		glBindTexture(target, 0);
-}
-
-void Texture1D::allocate_(unsigned level)
-{
-	if(allocated&(1<<level))
-		return;
-
-	if(ARB_texture_storage)
-	{
-		if(ARB_direct_state_access)
-			glTextureStorage1D(id, levels, storage_fmt, width);
-		else
-			glTexStorage1D(target, levels, storage_fmt, width);
-		apply_swizzle();
-		allocated |= (1<<levels)-1;
-	}
-	else
-		image_(level, 0);
+	allocate();
 }
 
 void Texture1D::image(unsigned level, const void *data)
 {
-	if(width==0)
-		throw invalid_operation("Texture1D::image");
-	if(level>=levels)
-		throw out_of_range("Texture1D::image");
-
-	if(ARB_texture_storage)
-		return sub_image(level, 0, get_level_size(level), data);
-
-	glActiveTexture(GL_TEXTURE0);
-	glBindTexture(target, id);
-
-	image_(level, data);
-
-	if(auto_gen_mipmap && level==0)
-	{
-		generate_mipmap_();
-		allocated |= (1<<levels)-1;
-	}
-
-	glBindTexture(target, 0);
+	return sub_image(level, 0, get_level_size(level), data);
 }
 
-void Texture1D::image_(unsigned level, const void *data)
-{
-	if(!allocated)
-	{
-		glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, levels-1);
-		apply_swizzle();
-	}
-
-	PixelComponents comp = get_components(storage_fmt);
-	GLenum type = get_gl_type(get_component_type(storage_fmt));
-	glTexImage1D(target, level, storage_fmt, get_level_size(level), 0, comp, type, data);
-
-	allocated |= 1<<level;
-}
-
-void Texture1D::image(unsigned level, PixelComponents comp, DataType type, const void *data)
-{
-	if(comp!=get_components(format) || type!=get_component_type(format))
-		throw incompatible_data("Texture1D::image");
-	image(level, data);
-}
-
-void Texture1D::sub_image(unsigned level, int x, unsigned wd, const void *data)
+void Texture1D::sub_image(unsigned level, unsigned x, unsigned wd, const void *data)
 {
 	if(width==0)
 		throw invalid_operation("Texture1D::sub_image");
-	if(level>=levels)
+	if(level>=levels || x>width || x+wd>width)
 		throw out_of_range("Texture1D::sub_image");
 
-	bool direct = (ARB_direct_state_access && (ARB_texture_storage || (allocated&(1<<level))));
-	if(!direct)
-	{
-		glActiveTexture(GL_TEXTURE0);
-		glBindTexture(target, id);
-	}
-
-	allocate_(level);
-
-	PixelComponents comp = get_components(storage_fmt);
-	GLenum type = get_gl_type(get_component_type(storage_fmt));
-	if(ARB_direct_state_access)
-		glTextureSubImage1D(id, level, x, wd, comp, type, data);
-	else
-		glTexSubImage1D(target, level, x, wd, comp, type, data);
-
-	if(auto_gen_mipmap && level==0)
-		generate_mipmap_();
-
-	if(!direct)
-		glBindTexture(target, 0);
-}
-
-void Texture1D::sub_image(unsigned level, int x, unsigned wd, PixelComponents comp, DataType type, const void *data)
-{
-	if(comp!=get_components(format) || type!=get_component_type(format))
-		throw incompatible_data("Texture1D::sub_image");
-	sub_image(level, x, wd, data);
+	Texture1DBackend::sub_image(level, x, wd, data);
 }
 
 void Texture1D::image(const Graphics::Image &img, unsigned lv)
@@ -162,10 +46,7 @@ void Texture1D::image(const Graphics::Image &img, unsigned lv)
 	if(img.get_height()!=1)
 		throw incompatible_data("Texture1D::image");
 
-	unsigned w = img.get_width();
-	PixelFormat fmt = pixelformat_from_image(img);
-	storage(make_pixelformat(get_components(fmt), get_component_type(fmt), use_srgb_format), w, lv);
-
+	storage(pixelformat_from_image(img, use_srgb_format), img.get_width(), lv);
 	image(0, img.get_pixels());
 }
 
@@ -181,11 +62,6 @@ unsigned Texture1D::get_level_size(unsigned level) const
 	return width>>level;
 }
 
-UInt64 Texture1D::get_data_size() const
-{
-	return id ? width*get_pixel_size(storage_fmt) : 0;
-}
-
 
 Texture1D::Loader::Loader(Texture1D &t):
 	DataFile::DerivedObjectLoader<Texture1D, Texture::Loader>(t)
@@ -201,16 +77,10 @@ Texture1D::Loader::Loader(Texture1D &t, Collection &c):
 
 void Texture1D::Loader::init()
 {
-	add("raw_data", &Loader::raw_data);
 	add("storage", &Loader::storage);
 	add("storage", &Loader::storage_levels);
 }
 
-void Texture1D::Loader::raw_data(const string &data)
-{
-	obj.image(0, data.data());
-}
-
 void Texture1D::Loader::storage(PixelFormat fmt, unsigned w)
 {
 	obj.storage(fmt, w);