69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
/************************************************************************
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* Copyright (c) 2005-2007 tok@openlinux.org.uk *
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* *
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* This software is provided as-is, without any express or implied *
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* warranty. In no event will the authors be held liable for any *
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* damages arising from the use of this software. *
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* *
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* Permission is granted to anyone to use this software for any purpose, *
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* including commercial applications, and to alter it and redistribute *
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* it freely, subject to the following restrictions: *
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* *
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* 1. The origin of this software must not be misrepresented; you must *
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* not claim that you wrote the original software. If you use this *
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* software in a product, an acknowledgment in the product documentation *
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* would be appreciated but is not required. *
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* *
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* 2. Altered source versions must be plainly marked as such, and must *
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* not be misrepresented as being the original software. *
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* *
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* 3. This notice may not be removed or altered from any source *
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* distribution. *
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************************************************************************/
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#ifndef PAGED_TEXTURE_H
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#define PAGED_TEXTURE_H
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#include <SDL_opengl.h>
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namespace OpenGL {
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struct TexCoord {
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TexCoord(GLfloat a, GLfloat b) : u(a), v(b) {}
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TexCoord() : u(0.0f), v(0.0f) {}
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GLfloat u;
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GLfloat v;
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};
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struct PagedTexture {
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private:
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void _copyCoords(const PagedTexture & other) {
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for (int i=0; i < 2; ++i) {
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coords[i].u = other.coords[i].u;
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coords[i].v = other.coords[i].v;
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}
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}
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public:
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PagedTexture(GLuint p, GLfloat a, GLfloat b, GLfloat c, GLfloat d) :
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inPage(p) {
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coords[0].u = a;
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coords[0].v = b;
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coords[1].u = c;
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coords[1].v = d;
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}
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PagedTexture() : inPage(0) {}
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PagedTexture(const PagedTexture & other) : inPage(other.inPage) {
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_copyCoords(other);
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}
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PagedTexture & operator = (const PagedTexture & other) {
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inPage = other.inPage;
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_copyCoords(other);
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return *this;
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}
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GLuint inPage;
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TexCoord coords[2];
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};
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}
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#endif
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