renderstack::texture Class Reference

can be used as texture, can be rendered to if attached to render_target

#include <texture.hpp>

Public Member Functions
	texture ()
	texture (int width, int height, int gl_bind_target, int gl_teximage_target, int gl_minification_filter, int gl_magnification_filter, int gl_wrap, int gl_format)
void	set (int width, int height, int gl_bind_target, int gl_teximage_target, int gl_minification_filter, int gl_magnification_filter, int gl_wrap, int gl_format)
void	set_data (std::vector< unsigned char > const &data)
void	set_data (int format, unsigned char *data)
void	update ()
int	width () const
int	height () const
int	gl_bind_target () const
int	gl_teximage_target () const
int	gl_texture_object () const
int	gl_minification_filter () const
int	gl_magnification_filter () const
int	gl_wrap () const
int	gl_format () const

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Detailed Description

Definition at line 53 of file texture.hpp.

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Constructor & Destructor Documentation

renderstack::texture::texture

(

)

Definition at line 78 of file texture.cpp.

{
    m_gl_texture_object = (unsigned int)(~0);
}

renderstack::texture::texture	(	int	width,
		int	height,
		int	gl_bind_target,
		int	gl_teximage_target,
		int	gl_minification_filter,
		int	gl_magnification_filter,
		int	gl_wrap,
		int	gl_format
	)

Definition at line 83 of file texture.cpp.

{
    m_gl_texture_object = (unsigned int)(~0);
    set(width, height, gl_bind_target, gl_teximage_target, gl_minification_filter, gl_magnification_filter, gl_wrap, gl_format);
}

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Member Function Documentation

void renderstack::texture::set	(	int	width,
		int	height,
		int	gl_bind_target,
		int	gl_teximage_target,
		int	gl_minification_filter,
		int	gl_magnification_filter,
		int	gl_wrap,
		int	gl_format
	)

Definition at line 98 of file texture.cpp.

{
    m_width                     = width;
    m_height                    = height;
    m_gl_bind_target            = gl_bind_target;
    m_gl_teximage_target        = gl_teximage_target;
    m_gl_minification_filter    = gl_minification_filter;
    m_gl_magnification_filter   = gl_magnification_filter;
    m_gl_wrap                   = gl_wrap;
    m_gl_format                 = gl_format;

    ::GLboolean is_texture = ::rs_gl_is_texture(m_gl_texture_object);

    if(is_texture != GL_FALSE)
    {
        rs_gl_delete_textures(1, &m_gl_texture_object);
    }

    ::rs_gl_gen_textures(1, &m_gl_texture_object);
    ::rs_gl_bind_texture(m_gl_bind_target, m_gl_texture_object);
    ::rs_gl_tex_image_2d(
        m_gl_teximage_target, 
        0, 
        m_gl_format, 
        m_width, 
        m_height, 
        0, 
        GL_RGB,             /*  TODO mustfix  */ 
        GL_UNSIGNED_BYTE,   /*  TODO mustfix  */ 
        NULL
    );
}

void renderstack::texture::set_data

(

std::vector< unsigned char > const &

data

)

Definition at line 140 of file texture.cpp.

{
    ::rs_gl_bind_texture(m_gl_bind_target, m_gl_texture_object);
    ::rs_gl_tex_image_2d(
        m_gl_teximage_target, 
        0, 
        m_gl_format, 
        m_width, 
        m_height, 
        0, 
        GL_RGB,             /*  TODO mustfix  */ 
        GL_UNSIGNED_BYTE,   /*  TODO mutsfix  */ 
        &data[0]
    );
}

void renderstack::texture::set_data	(	int	format,
		unsigned char *	data
	)

Definition at line 156 of file texture.cpp.

{
    ::rs_gl_bind_texture(m_gl_bind_target, m_gl_texture_object);
    ::rs_gl_tex_image_2d(
        m_gl_teximage_target, 
        0, 
        m_gl_format, 
        m_width, 
        m_height, 
        0, 
        format,             /*  TODO mustfix  */ 
        GL_UNSIGNED_BYTE,   /*  TODO mustfix  */ 
        data
    );
}

void renderstack::texture::update

(

)

Definition at line 172 of file texture.cpp.

{
    ::rs_gl_bind_texture   (m_gl_bind_target, m_gl_texture_object);
    ::rs_gl_tex_parameter_i(m_gl_bind_target, GL_TEXTURE_MAG_FILTER, m_gl_magnification_filter);
    ::rs_gl_tex_parameter_i(m_gl_bind_target, GL_TEXTURE_MIN_FILTER, m_gl_minification_filter);
    ::rs_gl_tex_parameter_i(m_gl_bind_target, GL_TEXTURE_WRAP_S, m_gl_wrap);
    ::rs_gl_tex_parameter_i(m_gl_bind_target, GL_TEXTURE_WRAP_T, m_gl_wrap);
}

int renderstack::texture::width

(

)

const [inline]

Definition at line 85 of file texture.hpp.

{ return m_width; }

int renderstack::texture::height

(

)

const [inline]

Definition at line 86 of file texture.hpp.

{ return m_height; }

int renderstack::texture::gl_bind_target

(

)

const [inline]

Definition at line 87 of file texture.hpp.

{ return m_gl_bind_target; }

int renderstack::texture::gl_teximage_target

(

)

const [inline]

Definition at line 88 of file texture.hpp.

{ return m_gl_teximage_target; }

int renderstack::texture::gl_texture_object

(

)

const [inline]

Definition at line 89 of file texture.hpp.

{ return m_gl_texture_object; }

int renderstack::texture::gl_minification_filter

(

)

const [inline]

Definition at line 90 of file texture.hpp.

{ return m_gl_minification_filter; }

int renderstack::texture::gl_magnification_filter

(

)

const [inline]

Definition at line 91 of file texture.hpp.

{ return m_gl_magnification_filter; }

int renderstack::texture::gl_wrap

(

)

const [inline]

Definition at line 92 of file texture.hpp.

{ return m_gl_wrap; }

int renderstack::texture::gl_format

(

)

const [inline]

Definition at line 93 of file texture.hpp.

{ return m_gl_format; }

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The documentation for this class was generated from the following files:

• texture.hpp
• texture.cpp