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Bart van Strien
2012-07-04 14:40:24 +02:00
parent a970f1df97
commit 7793e7f02f
414 changed files with 94042 additions and 94042 deletions
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src/modules/graphics/opengl/Quad.cpp
+134 -134
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@@ -1,134 +1,134 @@
/**
* Copyright (c) 2006-2012 LOVE Development Team
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
#include "Quad.h"
#include "common/Matrix.h"
// GLee
#include "GLee.h"
// STD
#include <cstring> // For memcpy
namespace love
{
namespace graphics
{
namespace opengl
{
Quad::Quad(const Viewport &v, float sw, float sh)
: sw(sw)
, sh(sh)
{
memset(vertices, 255, sizeof(vertex)*NUM_VERTICES);
refresh(v, sw, sh);
}
Quad::~Quad()
{
}
void Quad::refresh(const Viewport &v, float sw, float sh)
{
if (!GLEE_ARB_texture_non_power_of_two)
{
sw = next_p2(sw);
sh = next_p2(sh);
}
viewport = v;
vertices[0].x = 0;
vertices[0].y = 0;
vertices[1].x = 0;
vertices[1].y = v.h;
vertices[2].x = v.w;
vertices[2].y = v.h;
vertices[3].x = v.w;
vertices[3].y = 0;
vertices[0].s = v.x/sw;
vertices[0].t = v.y/sh;
vertices[1].s = v.x/sw;
vertices[1].t = (v.y+v.h)/sh;
vertices[2].s = (v.x+v.w)/sw;
vertices[2].t = (v.y+v.h)/sh;
vertices[3].s = (v.x+v.w)/sw;
vertices[3].t = v.y/sh;
}
void Quad::setViewport(const Quad::Viewport &v)
{
refresh(v, sw, sh);
}
Quad::Viewport Quad::getViewport() const
{
return viewport;
}
void Quad::flip(bool x, bool y)
{
vertex temp[4];
if (x)
{
memcpy(temp, vertices, sizeof(vertex)*NUM_VERTICES);
vertices[0].s = temp[3].s;
vertices[0].t = temp[3].t;
vertices[1].s = temp[2].s;
vertices[1].t = temp[2].t;
vertices[2].s = temp[1].s;
vertices[2].t = temp[1].t;
vertices[3].s = temp[0].s;
vertices[3].t = temp[0].t;
}
if (y)
{
memcpy(temp, vertices, sizeof(vertex)*NUM_VERTICES);
vertices[0].s = temp[1].s;
vertices[0].t = temp[1].t;
vertices[1].s = temp[0].s;
vertices[1].t = temp[0].t;
vertices[2].s = temp[3].s;
vertices[2].t = temp[3].t;
vertices[3].s = temp[2].s;
vertices[3].t = temp[2].t;
}
}
void Quad::mirror(bool x, bool y)
{
for (size_t i = 0; i < NUM_VERTICES; ++i)
{
if (x)
vertices[i].s = 1.0f - vertices[i].s;
if (y)
vertices[i].t = 1.0f - vertices[i].t;
}
}
const vertex *Quad::getVertices() const
{
return vertices;
}
} // opengl
} // graphics
} // love
/**
* Copyright (c) 2006-2012 LOVE Development Team
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
#include "Quad.h"
#include "common/Matrix.h"
// GLee
#include "GLee.h"
// STD
#include <cstring> // For memcpy
namespace love
{
namespace graphics
{
namespace opengl
{
Quad::Quad(const Viewport &v, float sw, float sh)
: sw(sw)
, sh(sh)
{
memset(vertices, 255, sizeof(vertex)*NUM_VERTICES);
refresh(v, sw, sh);
}
Quad::~Quad()
{
}
void Quad::refresh(const Viewport &v, float sw, float sh)
{
if (!GLEE_ARB_texture_non_power_of_two)
{
sw = next_p2(sw);
sh = next_p2(sh);
}
viewport = v;
vertices[0].x = 0;
vertices[0].y = 0;
vertices[1].x = 0;
vertices[1].y = v.h;
vertices[2].x = v.w;
vertices[2].y = v.h;
vertices[3].x = v.w;
vertices[3].y = 0;
vertices[0].s = v.x/sw;
vertices[0].t = v.y/sh;
vertices[1].s = v.x/sw;
vertices[1].t = (v.y+v.h)/sh;
vertices[2].s = (v.x+v.w)/sw;
vertices[2].t = (v.y+v.h)/sh;
vertices[3].s = (v.x+v.w)/sw;
vertices[3].t = v.y/sh;
}
void Quad::setViewport(const Quad::Viewport &v)
{
refresh(v, sw, sh);
}
Quad::Viewport Quad::getViewport() const
{
return viewport;
}
void Quad::flip(bool x, bool y)
{
vertex temp[4];
if (x)
{
memcpy(temp, vertices, sizeof(vertex)*NUM_VERTICES);
vertices[0].s = temp[3].s;
vertices[0].t = temp[3].t;
vertices[1].s = temp[2].s;
vertices[1].t = temp[2].t;
vertices[2].s = temp[1].s;
vertices[2].t = temp[1].t;
vertices[3].s = temp[0].s;
vertices[3].t = temp[0].t;
}
if (y)
{
memcpy(temp, vertices, sizeof(vertex)*NUM_VERTICES);
vertices[0].s = temp[1].s;
vertices[0].t = temp[1].t;
vertices[1].s = temp[0].s;
vertices[1].t = temp[0].t;
vertices[2].s = temp[3].s;
vertices[2].t = temp[3].t;
vertices[3].s = temp[2].s;
vertices[3].t = temp[2].t;
}
}
void Quad::mirror(bool x, bool y)
{
for (size_t i = 0; i < NUM_VERTICES; ++i)
{
if (x)
vertices[i].s = 1.0f - vertices[i].s;
if (y)
vertices[i].t = 1.0f - vertices[i].t;
}
}
const vertex *Quad::getVertices() const
{
return vertices;
}
} // opengl
} // graphics
} // love