mia/Aegisub
1
0
Fork 1
Code Issues Pull requests Projects Releases Wiki Activity

Very early, incomplete, and so far unused gl text class.

Browse source 
Originally committed to SVN as r1059.
This commit is contained in:
Rodrigo Braz Monteiro 2007-04-12 12:49:41 +00:00
parent a891964bc2
commit f173204498
2 changed files with 259 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

163
aegisub/gl_text.cpp Normal file
View file

@ -0,0 +1,163 @@
// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
///////////
// Headers
#include "gl_text.h"
///////////////////
// Static instance
OpenGLText* OpenGLText::instance;
///////////////
// Constructor
OpenGLText::OpenGLText() {
r = g = b = a = 1.0f;
}
//////////////
// Destructor
OpenGLText::~OpenGLText() {
}
////////////////
// Get instance
OpenGLText* OpenGLText::GetInstance() {
if (!instance) instance = new OpenGLText();
wxASSERT(instance);
return instance;
}
////////////
// Set font
void OpenGLText::DoSetFont(wxString face,int size) {
}
//////////////
// Set colour
void OpenGLText::DoSetColour(wxColour col,float alpha) {
r = col.Red() / 255.0f;
g = col.Green() / 255.0f;
b = col.Blue() / 255.0f;
a = alpha;
}
/////////
// Print
void OpenGLText::DoPrint(wxString text,int x,int y) {
}
///////////////
// Get a glyph
OpenGLTextGlyph OpenGLText::GetGlyph(int i) {
glyphMap::iterator res = glyphs.find(i);
// Found
if (res != glyphs.end()) return res->second;
// Not found, create it
return CreateGlyph(i);
}
//////////////////
// Create a glyph
OpenGLTextGlyph OpenGLText::CreateGlyph(int n) {
// Create glyph
OpenGLTextGlyph glyph;
glyph.x = 0;
glyph.y = 0;
glyph.w = 0;
glyph.h = 0;
glyph.tex = 0;
// Render glyph;
int w = 16;
int h = 16;
// Insert into some texture
bool ok = false;
for (unsigned int i=0;i<textures.size();i++) {
if (textures[i]->CanFit(w,h)) {
textures[i]->Insert(glyph);
ok = true;
}
}
// No texture could fit it, create a new one
if (!ok) {
textures.push_back(new OpenGLTextTexture());
textures.back()->Insert(glyph);
}
// Set glyph and return it
glyphs[n] = glyph;
return glyph;
}
///////////////////////
// Texture constructor
OpenGLTextTexture::OpenGLTextTexture() {
}
//////////////////////
// Texture destructor
OpenGLTextTexture::~OpenGLTextTexture() {
}
//////////////////////////
// Can fit a glyph in it?
bool OpenGLTextTexture::CanFit(int w,int h) {
return true;
}
////////////////////////
// Insert a glyph in it
void OpenGLTextTexture::Insert(OpenGLTextGlyph glyph) {
}

96
aegisub/gl_text.h Normal file
View file

@ -0,0 +1,96 @@
// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
#pragma once
///////////
// Headers
#include <wx/wxprec.h>
#include <GL/gl.h>
#include <map>
#include <vector>
/////////////////////
// Glyph information
class OpenGLTextGlyph {
public:
int tex;
float x,y,w,h;
};
typedef std::map<int,OpenGLTextGlyph> glyphMap;
///////////////
// Texture map
class OpenGLTextTexture {
public:
GLuint tex;
bool CanFit(int w,int h);
void Insert(OpenGLTextGlyph glyph);
OpenGLTextTexture();
~OpenGLTextTexture();
};
/////////////////////////////
// OpenGL Text Drawing class
class OpenGLText {
private:
float r,g,b,a;
static OpenGLText* instance;
glyphMap glyphs;
std::vector <OpenGLTextTexture*> textures;
OpenGLText();
~OpenGLText();
OpenGLTextGlyph GetGlyph(int i);
OpenGLTextGlyph CreateGlyph(int i);
static OpenGLText* GetInstance();
void DoSetFont(wxString face,int size);
void DoSetColour(wxColour col,float alpha);
void DoPrint(wxString text,int x,int y);
public:
static void SetFont(wxString face,int size) { GetInstance()->DoSetFont(face,size); }
static void SetColour(wxColour col,float alpha=1.0f) { GetInstance()->DoSetColour(col,alpha); }
static void Print(wxString text,int x,int y) { GetInstance()->DoPrint(text,x,y); }
};