// ----------------------------------------------------------------------------
void
text_buffer_clear( text_buffer_t * self )
{
assert( self );
vertex_buffer_clear( self->buffer );
self->line_start = 0;
self->line_ascender = 0;
self->line_descender = 0;
}
// ---------------------------------------------------------------- display ---
void display( void )
{
static int frame=0, time, timebase=0;
static int count = 0;
if( count == 0 && frame == 0 )
{
printf(
"Computing FPS with text generation and rendering at each frame...\n" );
printf(
"Number of glyphs: %d\n", (int)wcslen(text)*line_count );
}
frame++;
time = glutGet( GLUT_ELAPSED_TIME );
if( time-timebase > (2500) )
{
printf( "FPS : %.2f (%d frames in %.2f second, %.1f glyph/second)\n",
frame*1000.0/(time-timebase), frame, (time-timebase)/1000.0,
frame*1000.0/(time-timebase) * wcslen(text)*line_count );
timebase = time;
frame = 0;
++count;
if( count == 5 )
{
printf( "\nComputing FPS with text rendering at each frame...\n" );
printf( "Number of glyphs: %d\n", (int)wcslen(text)*line_count );
}
if( count > 9 )
{
exit( EXIT_SUCCESS );
}
}
if( count < 5 )
{
size_t i;
vec4 color = {{0,0,0,1}};
vec2 pen = {{0,0}};
vertex_buffer_clear( buffer );
pen.y = -font->descender;
for( i=0; i<line_count; ++i )
{
pen.x = 10.0;
add_text( buffer, font, text, &color, &pen );
pen.y += font->height - font->linegap;
}
}
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glColor4f( 0,0,0,1 );
glBindTexture( GL_TEXTURE_2D, atlas->id );
vertex_buffer_render( buffer, GL_TRIANGLES, "vtc" );
glutSwapBuffers( );
}
void FontRenderer::RenderText(unsigned int x, unsigned int y, const char* pText)
{
bool IsCullEnabled = glIsEnabled(GL_CULL_FACE);
glDisable(GL_CULL_FACE);
assert(strlen(pText) < MAX_STRING_LEN);
wchar_t text[MAX_STRING_LEN] = { 0 };
int len = mbstowcs(text, pText, strlen(pText));
assert(len > 0);
vertex_buffer_clear( m_pTextBuffer );
TextureGlyph* pGlyph = texture_font_get_glyph( m_pFont, text[0] );
assert(pGlyph);
Pen pen = {(float)x, (float)y};
texture_glyph_add_to_vertex_buffer( pGlyph, m_pTextBuffer, &markup, &pen, 0 );
for( size_t i=1; i<wcslen(text); ++i )
{
pGlyph = texture_font_get_glyph( m_pFont, text[i] );
assert(pGlyph);
int kerning = texture_glyph_get_kerning( pGlyph, text[i-1] );
texture_glyph_add_to_vertex_buffer( pGlyph, m_pTextBuffer, &markup, &pen, kerning );
}
glActiveTexture(GL_TEXTURE0);
glBindTexture( GL_TEXTURE_2D, m_pManager->atlas->texid );
m_fontShader.Enable();
int viewport[4];
glGetIntegerv( GL_VIEWPORT, viewport );
float xScale = 2.0f / (float)viewport[2];
float yScale = 2.0f / (float)viewport[3];
GLfloat Trans[] = { xScale, 0.0f, 0.0f, -1.0f,
0.0f, yScale, 0.0f, -1.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f };
m_fontShader.SetTransformation(Trans);
vertex_buffer_render( m_pTextBuffer, GL_TRIANGLES, "vtc" );
if (IsCullEnabled) {
glEnable(GL_CULL_FACE);
}
}
void Font::Draw2D(const Vector2Df& pos, const char* text)
{
add_text(m_buffer, m_font, m_fontFile->m_buffer, m_fontFile->m_bufLength, text, ((vec2*)&pos), m_currentSize);
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
m_glProgram->SetModelViewProjection();
m_glProgram->SetUnifromTexture("diffuseMap", m_textureAtlas);
m_glProgram->UseProgram();
vertex_buffer_render(m_buffer, GL_TRIANGLES);
vertex_buffer_clear(m_buffer);
}
// ----------------------------------------------------------------------------
void
text_buffer_clear( text_buffer_t * self )
{
assert( self );
vertex_buffer_clear( self->buffer );
self->line_start = 0;
self->line_ascender = 0;
self->line_descender = 0;
vector_clear( self->lines );
self->bounds.left = 0.0;
self->bounds.top = 0.0;
self->bounds.width = 0.0;
self->bounds.height = 0.0;
}
void FontBufferCache::Add(const std::string &text, const Point3 &position, const GameColor &color, texture_font_t *font)
{
HashedString hash(text.c_str());
vertex_buffer_t *buffer = 0;
if(Contains(text)) {
buffer = m_vertexBufferMap.find(hash.getHashValue())->second;
vertex_buffer_clear(buffer);
} else {
buffer = vertex_buffer_new("vertex:3f,tex_coord:2f,color:4f");
m_vertexBufferMap[hash.getHashValue()] = buffer;
}
F32 r = color.GetX(), g = color.GetY(), b = color.GetZ(), a = color.GetW();
F32 x = 0.0f;
U32 size = (U32)text.size();
for(U32 i = 0; i < size; ++i) {
texture_glyph_t *glyph = texture_font_get_glyph(font, text[i]);
if(glyph != NULL) {
I32 kerning = 0;
if(i > 0) {
kerning = texture_glyph_get_kerning(glyph, text[i - 1]);
}
x += (float)kerning;
F32 x0 = (F32)(position.GetX() + x + glyph->offset_x);
F32 y0 = (F32)(position.GetY() + glyph->offset_y);
F32 x1 = (F32)(x0 + glyph->width);
F32 y1 = (F32)(y0 - glyph->height);
F32 s0 = glyph->s0;
F32 t0 = glyph->t0;
F32 s1 = glyph->s1;
F32 t1 = glyph->t1;
GLuint indices[6] = {0, 1, 2, 0, 2, 3};
vertex_t vertices[4] = { { x0, y0, 0.0f, s0, t0, r, g, b, a },
{ x0, y1, 0.0f, s0, t1, r, g, b, a },
{ x1, y1, 0.0f, s1, t1, r, g, b, a },
{ x1, y0, 0.0f, s1, t0, r, g, b, a }
};
vertex_buffer_push_back(buffer, vertices, 4, indices, 6);
x += glyph->advance_x;
}
}
}
// ----------------------------------------------------------- build_buffer ---
void
build_buffer( void )
{
vec2 pen;
size_t i;
texture_font_t *font;
texture_glyph_t *glyph;
vec4 white = {{1.0, 1.0, 1.0, 1.0}};
vec4 none = {{1.0, 1.0, 1.0, 0.0}};
markup_t markup = {
.family = "Arial",
.size = 10.0,
.bold = 0,
.italic = 0,
.rise = 0.0,
.spacing = 0.0,
.gamma = 2.2,
.foreground_color = white,
.background_color = none,
.underline = 0,
.underline_color = white,
.overline = 0,
.overline_color = white,
.strikethrough = 0,
.strikethrough_color = white,
.font = 0,
};
vertex_buffer_clear( buffer );
texture_atlas_clear( atlas );
if( p_family == VERA)
{
font = texture_font_new( atlas, "fonts/Vera.ttf", p_size );
}
else if( p_family == VERA_MONO)
{
font = texture_font_new( atlas, "fonts/VeraMono.ttf", p_size );
}
else if( p_family == GEORGIA)
{
font = texture_font_new( atlas, "fonts/Georgia.ttf", p_size );
}
else if( p_family == TIMES )
{
font = texture_font_new( atlas, "fonts/Times.ttf", p_size );
}
else if( p_family == TAHOMA )
{
font = texture_font_new( atlas, "fonts/Tahoma.ttf", p_size );
}
else if( p_family == ARIAL )
{
font = texture_font_new( atlas, "fonts/Arial.ttf", p_size );
}
else if( p_family == VERDANA )
{
font = texture_font_new( atlas, "fonts/Verdana.ttf", p_size );
}
else
{
fprintf( stderr, "Error : Unknown family type\n" );
return;
}
font->hinting = p_hinting;
font->filtering = 1;
float norm = 1.0/(p_primary + 2*p_secondary + 2*p_tertiary);
font->lcd_weights[0] = (unsigned char)(p_tertiary*norm*256);
font->lcd_weights[1] = (unsigned char)(p_secondary*norm*256);
font->lcd_weights[2] = (unsigned char)(p_primary*norm*256);
font->lcd_weights[3] = (unsigned char)(p_secondary*norm*256);
font->lcd_weights[4] = (unsigned char)(p_tertiary*norm*256);
texture_font_load_glyphs( font,
L" !\"#$%&'()*+,-./0123456789:;<=>?"
L"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_"
L"`abcdefghijklmnopqrstuvwxyz{|}~" );
pen.x = 10;
pen.y = 600 - font->height - 10;
glyph = texture_font_get_glyph( font, text[0] );
add_glyph( glyph, buffer, &markup, &pen, 0 );
for( i=1; i<wcslen(text); ++i )
{
if( text[i] == '\n' )
{
pen.x = 10;
pen.y -= font->height; // + 0.01*(size - (int)size)*font->height;
}
else
{
glyph = texture_font_get_glyph( font, text[i] );
float kerning = 0.0;
if( p_kerning )
{
kerning = texture_glyph_get_kerning( glyph, text[i-1] );
}
add_glyph( glyph, buffer, &markup, &pen, kerning );
}
}
texture_font_delete (font );
}
// ---------------------------------------------------------------- display ---
void display(void)
{
if( p_invert )
{
glClearColor( 0, 0, 0, 1 );
}
else
{
glClearColor( 1, 1, 1, 1 );
}
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glEnable( GL_TEXTURE_2D );
glBindTexture( GL_TEXTURE_2D, atlas->id );
if( !p_lcd_filtering )
{
glEnable( GL_COLOR_MATERIAL );
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
if( p_invert )
{
glColor4f(1,1,1,1);
}
else
{
glColor4f(0,0,0,1);
}
}
else
{
glEnable( GL_COLOR_MATERIAL );
glBlendFunc( GL_CONSTANT_COLOR_EXT,
GL_ONE_MINUS_SRC_COLOR );
glEnable( GL_BLEND );
glColor3f( 1,1,1 );
if( p_invert )
{
glBlendColor( 1, 1, 1, 1 );
}
else
{
glBlendColor( 0, 0, 0, 1 );
}
}
if( !p_lcd_filtering )
{
vertex_buffer_render( buffer, GL_TRIANGLES, "vt" );
}
else
{
glUseProgram( program );
glUniform1i( texture_location, 0 );
glUniform1f( gamma_location, p_gamma );
float norm = 1.0/(p_primary+2*p_secondary+2*p_tertiary);
glUniform1f( primary_location, p_primary*norm );
glUniform1f( secondary_location, p_secondary*norm );
glUniform1f( tertiary_location, p_tertiary*norm );
glUniform2f( pixel_location,
1.0/atlas->width,
1.0/atlas->height );
vertex_buffer_render( buffer, GL_TRIANGLES, "vtc" );
glUseProgram( 0 );
}
TwDraw( );
glutSwapBuffers( );
}
// ---------------------------------------------------------------- reshape ---
void reshape( int width, int height )
{
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0, width, 0, height, -1, 1);
glMatrixMode(GL_MODELVIEW);
TwWindowSize( width, height );
}
// ---------------------------------------------------------------- display ---
void display( GLFWwindow* window )
{
static int frame=0;
static int count = 0;
static double time;
if( count == 0 && frame == 0 )
{
printf(
"Computing FPS with text generation and rendering at each frame...\n" );
printf(
"Number of glyphs: %d\n", (int)strlen(text)*line_count );
}
frame++;
time = glfwGetTime( );
if( time > 2.5 )
{
printf( "FPS : %.2f (%d frames in %.2f second, %.1f glyph/second)\n",
frame/time, frame, time,
frame/time * strlen(text)*line_count );
glfwSetTime( 0.0 );
frame = 0;
++count;
if( count == 5 )
{
printf( "\nComputing FPS with text rendering at each frame...\n" );
printf( "Number of glyphs: %d\n", (int)strlen(text)*line_count );
}
if( count > 9 )
{
glfwSetWindowShouldClose( window, GL_TRUE );
}
}
if( count < 5 )
{
size_t i;
vec4 color = {{0,0,0,1}};
vec2 pen = {{0,0}};
vertex_buffer_clear( buffer );
pen.y = -font->descender;
for( i=0; i<line_count; ++i )
{
pen.x = 10.0;
add_text( buffer, font, text, &color, &pen );
pen.y += font->height - font->linegap;
}
}
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glBindTexture( GL_TEXTURE_2D, atlas->id );
glUseProgram( shader );
{
glUniform1i( glGetUniformLocation( shader, "texture" ),
0 );
glUniformMatrix4fv( glGetUniformLocation( shader, "model" ),
1, 0, model.data);
glUniformMatrix4fv( glGetUniformLocation( shader, "view" ),
1, 0, view.data);
glUniformMatrix4fv( glGetUniformLocation( shader, "projection" ),
1, 0, projection.data);
vertex_buffer_render( buffer, GL_TRIANGLES );
}
glfwSwapBuffers( window );
}
// -------------------------------------------------------- console_render ---
void
console_render( console_t *self )
{
int viewport[4];
glGetIntegerv( GL_VIEWPORT, viewport );
size_t i, index;
self->pen.x = 0;
self->pen.y = viewport[3];
vertex_buffer_clear( console->buffer );
int cursor_x = self->pen.x;
int cursor_y = self->pen.y;
markup_t markup;
// console_t buffer
markup = self->markup[MARKUP_FAINT];
self->pen.y -= markup.font->height;
for( i=0; i<self->lines->size; ++i )
{
wchar_t *text = * (wchar_t **) vector_get( self->lines, i ) ;
if( wcslen(text) > 0 )
{
console_add_glyph( console, text[0], L'\0', &markup );
for( index=1; index < wcslen(text)-1; ++index )
{
console_add_glyph( console, text[index], text[index-1], &markup );
}
}
self->pen.y -= markup.font->height - markup.font->linegap;
self->pen.x = 0;
cursor_x = self->pen.x;
cursor_y = self->pen.y;
}
// Prompt
markup = self->markup[MARKUP_BOLD];
if( wcslen( self->prompt ) > 0 )
{
console_add_glyph( console, self->prompt[0], L'\0', &markup );
for( index=1; index < wcslen(self->prompt); ++index )
{
console_add_glyph( console, self->prompt[index], self->prompt[index-1], &markup );
}
}
cursor_x = (int) self->pen.x;
// Input
markup = self->markup[MARKUP_NORMAL];
if( wcslen(self->input) > 0 )
{
console_add_glyph( console, self->input[0], L'\0', &markup );
if( self->cursor > 0)
{
cursor_x = (int) self->pen.x;
}
for( index=1; index < wcslen(self->input); ++index )
{
console_add_glyph( console, self->input[index], self->input[index-1], &markup );
if( index < self->cursor )
{
cursor_x = (int) self->pen.x;
}
}
}
// Cursor (we use the black character (-1) as texture )
texture_glyph_t *glyph = texture_font_get_glyph( markup.font, -1 );
float r = markup.foreground_color.r;
float g = markup.foreground_color.g;
float b = markup.foreground_color.b;
float a = markup.foreground_color.a;
int x0 = cursor_x+1;
int y0 = cursor_y + markup.font->descender;
int x1 = cursor_x+2;
int y1 = y0 + markup.font->height - markup.font->linegap;
float s0 = glyph->s0;
float t0 = glyph->t0;
float s1 = glyph->s1;
float t1 = glyph->t1;
GLuint indices[] = {0,1,2, 0,2,3};
vertex_t vertices[] = { { x0,y0,0, s0,t0, r,g,b,a },
{ x0,y1,0, s0,t1, r,g,b,a },
{ x1,y1,0, s1,t1, r,g,b,a },
{ x1,y0,0, s1,t0, r,g,b,a } };
vertex_buffer_push_back( self->buffer, vertices, 4, indices, 6 );
glEnable( GL_TEXTURE_2D );
glUseProgram( shader );
{
glUniform1i( glGetUniformLocation( shader, "texture" ),
0 );
glUniformMatrix4fv( glGetUniformLocation( shader, "model" ),
1, 0, model.data);
glUniformMatrix4fv( glGetUniformLocation( shader, "view" ),
1, 0, view.data);
glUniformMatrix4fv( glGetUniformLocation( shader, "projection" ),
1, 0, projection.data);
vertex_buffer_render( console->buffer, GL_TRIANGLES );
}
}
size_t
sen_render_flush(int clear_buff)
{
// gl_check_error();
//_logfi("1");
blend_group_t* bg;
khint_t i,k,j;
size_t total = 0;
khash_t(hmsp)* tgs;
camera_t* cam = sen_camera();
tex_group_t* tg;
khash_t(hmsp)* sgs;
shader_group_t* sg;
vector_clear(zsorter);
for (k = kh_begin(g_bgs); k != kh_end(g_bgs); ++k)
{
if (!kh_exist(g_bgs,k)) continue;
bg = kh_val(g_bgs, k);
if (bg->num == 0) {
kh_del(hmip,g_bgs,k);
continue;
}
tgs = bg->tgs;
// set_blending( (blend_func) (kh_key(g_bgs, k)) );
for (i = kh_begin(tgs); i != kh_end(tgs); ++i)
{
if (!kh_exist(tgs,i)) continue;
tg = kh_val(tgs, i);
if (tg->num == 0) {
kh_del(hmsp,tgs,i);
continue;
}
/*
if (tg->tex)
sen_texture_bind(tg->tex);
else if (tg->font)
sen_font_bind(tg->font);
*/
sgs = tg->sgs;
for (j = kh_begin(sgs); j != kh_end(sgs); ++j)
{
if (!kh_exist(sgs,j)) continue;
sg = kh_val(sgs, j);
if (sg->num == 0 || !sg->buff) {
kh_del(hmsp,sgs,j);
continue;
}
if (sg->buff) {
/*
sen_shader_use(sg->program);
{
if (tg->tex || tg->font)
sen_uniform_1iN(sg->program, "u_tex0", 0);
sen_uniform_m4fN(sg->program, "u_mvp", cam->view_proj.data);
vertex_buffer_render( sg->buff, GL_TRIANGLES);
total+=vertex_buffer_size(sg->buff);
if (clear_buff)
vertex_buffer_clear( sg->buff );
//sen_shader_use(NULL);
}*/
vector_push_back( zsorter, &sg );
}
sg->num = 0;
}
tg->num = 0;
}
bg->num = 0;
}
if (zsorter->size > 0)
vector_sort(zsorter, zcmp);
for (j = 0; j < zsorter->size; j++) {
shader_group_t* sg = *(shader_group_t**)vector_get(zsorter, j);
// _logfi("%s %d",sg->name, sg->z);
set_blending( (blend_func) (sg->bg->key) );
if (sg->tg->tex)
sen_texture_bind(sg->tg->tex);
else if (sg->tg->font)
sen_font_bind(sg->tg->font);
sen_shader_use(sg->program);
{
if (sg->tg->tex || sg->tg->font)
sen_uniform_1iN(sg->program, "u_tex0", 0);
sen_uniform_m4fN(sg->program, "u_mvp", sg->z > 9500 ? cam->proj.data : cam->view_proj.data);
vertex_buffer_render( sg->buff, GL_TRIANGLES);
total+=vertex_buffer_size(sg->buff);
if (clear_buff)
vertex_buffer_clear( sg->buff );
//sen_shader_use(NULL);
}
}
// _logfi("-------------------------------------------------");
return total;
}
static void
update_buffer(sprite_t* self)
{
int status = ((node_t*)self)->updated;
const vec4* col = &(((node_t*)self)->color);
float r = col->r;
float g = col->g;
float b = col->b;
float a = col->a;
vec4* bbox = & ( ((node_t*) self)->bbox );
vec2* size = & ( ((node_t*) self)->size );
const vec4* coords;
float sw, sh;
float x0,y0,x1,y1,s0,s1,t0,t1;
V4F_T2F_C4F vertices[4];
int update_model;
if (status & SEN_NODE_UPDATE_INVALIDATE_BUFFER) {
vertex_buffer_invalidate(self->quad);
status &= ~SEN_NODE_UPDATE_INVALIDATE_BUFFER;
}
if (status & SEN_NODE_UPDATE_BBOX) {
vertex_buffer_clear(self->quad);
sw = self->tex->img_width / 2.0f;
sh = self->tex->img_height / 2.0f;
x0 = -sw; x1 = sw;
y0 = -sh; y1 = sh;
coords = &(self->tex->coords);
s0 = coords->s0;
t0 = coords->t0;
s1 = coords->s1;
t1 = coords->t1;
/*
V4F_T2F_C4F vertices[4] = {{ -sw,-sh,0,1, coords->s0,coords->t1, col->r,col->g,col->b,col->a,},
{ -sw, sh,0,1, coords->s0,coords->t0, col->r,col->g,col->b,col->a,},
{ sw, sh,0,1, coords->s1,coords->t0, col->r,col->g,col->b,col->a,},
{ sw,-sh,0,1, coords->s1,coords->t1, col->r,col->g,col->b,col->a,}};*/
vertices[0].x = (float)x0;
vertices[0].y = (float)y0;
vertices[0].z = 0.0f;
vertices[0].w = 1.0f;
vertices[0].s = s0;
vertices[0].t = t1;
vertices[0].r = r;
vertices[0].g = g;
vertices[0].b = b;
vertices[0].a = a;
vertices[1].x = (float)x0;
vertices[1].y = (float)y1;
vertices[1].z = 0.0f;
vertices[1].w = 1.0f;
vertices[1].s = s0;
vertices[1].t = t0;
vertices[1].r = r;
vertices[1].g = g;
vertices[1].b = b;
vertices[1].a = a;
vertices[2].x = (float)x1;
vertices[2].y = (float)y1;
vertices[2].z = 0.0f;
vertices[2].w = 1.0f;
vertices[2].s = s1;
vertices[2].t = t0;
vertices[2].r = r;
vertices[2].g = g;
vertices[2].b = b;
vertices[2].a = a;
vertices[3].x = (float)x1;
vertices[3].y = (float)y0;
vertices[3].z = 0.0f;
vertices[3].w = 1.0f;
vertices[3].s = s1;
vertices[3].t = t1;
vertices[3].r = r;
vertices[3].g = g;
vertices[3].b = b;
vertices[3].a = a;
bbox->x = -sw; bbox->y = -sh; bbox->z = sw; bbox->w = sh;
size->x = (float) (self->tex->img_width);
size->y = (float) (self->tex->img_height);
vertex_buffer_push_back( self->quad, vertices, 4, indices, 6 );
// vertex_buffer_push_back_vertices( self->quad, vertices, 4);
memcpy(self->vertices, vertices, sizeof(vertices));
status &= ~SEN_NODE_UPDATE_BBOX;
status |= SEN_NODE_UPDATE_MODEL;
}
update_model = status & SEN_NODE_UPDATE_MODEL;
if ( status & (SEN_NODE_UPDATE_MODEL | SEN_NODE_UPDATE_COLOR)) {
//V4F_T2F_C4F vertices[4];
// memcpy(vertices, self->vertices, 4*sizeof(V4F_T2F_C4F));
const mat4* model = sen_node_model(self);
int i;
for (i=0; i<4; ++i) {
if (update_model) {
// vec4* v = (vec4*) ( i*sizeof(V4F_T2F_C4F )+(self->quad->vertices->items));
//vec4* v = (vec4*) ( i*sizeof(V4F_T2F_C4F )+(vertices));
//vec4* v = (vec4*) (& vertices[i]);// ( i*sizeof(V4F_T2F_C4F )+(vertices));
vec4* vp = (vec4*) (& (self->vertices[i]) );
vec4* v = (vec4*) ( (char*)(self->quad->vertices->items) + i*sizeof(V4F_T2F_C4F ) );
//v4_transform(model->data, v->data,v->data);
v4_transform(model->data, vp->data,v->data);
if ( i ) {
if (v->x < bbox->x) bbox->x = v->x; else if (v->x > bbox->z) bbox->z = v->x;
if (v->y < bbox->y) bbox->y = v->y; else if (v->y > bbox->w) bbox->w = v->y;
}
else {
bbox->x = bbox->z = v->x;
bbox->y = bbox->w = v->y;
}
}
if (status & SEN_NODE_UPDATE_COLOR) {
vec4* c = (vec4*) ( (char*)(self->quad->vertices->items)+
i*sizeof(V4F_T2F_C4F )+
sizeof(float)*6);
// vec4* c = (vec4*) ( i*sizeof(V4F_T2F_C4F )+sizeof(float)*6+(vertices));
//vec4* c = (vec4*) (& (vertices[i].r) );// i*sizeof(V4F_T2F_C4F )+sizeof(float)*6+(vertices));
// vec4* c = (vec4*) (& (self->vertices[i].r) );// i*sizeof(V4F_T2F_C4F )+sizeof(float)*6+(vertices));
memcpy(c,col,sizeof(vec4));
}
}
//self->quad->state = 1;
status &= ~(SEN_NODE_UPDATE_COLOR|SEN_NODE_UPDATE_MODEL|SEN_NODE_UPDATE_PARENT_MODEL);
}
((node_t*)self)->updated = status;
}
// -------------------------------------------------------- console_render ---
void
console_render( console_t *self )
{
char* cur_char;
char* prev_char;
int viewport[4];
glGetIntegerv( GL_VIEWPORT, viewport );
size_t i, index;
self->pen.x = 0;
self->pen.y = viewport[3];
vertex_buffer_clear( console->buffer );
int cursor_x = self->pen.x;
int cursor_y = self->pen.y;
markup_t markup;
// console_t buffer
markup = self->markup[MARKUP_FAINT];
self->pen.y -= markup.font->height;
for( i=0; i<self->lines->size; ++i )
{
char *text = * (char **) vector_get( self->lines, i ) ;
if( strlen(text) > 0 )
{
cur_char = text;
prev_char = NULL;
console_add_glyph( console, cur_char, prev_char, &markup );
prev_char = cur_char;
for( index=1; index < strlen(text)-1; ++index )
{
cur_char = text + index;
console_add_glyph( console, cur_char, prev_char, &markup );
prev_char = cur_char;
}
}
self->pen.y -= markup.font->height - markup.font->linegap;
self->pen.x = 0;
cursor_x = self->pen.x;
cursor_y = self->pen.y;
}
// Prompt
markup = self->markup[MARKUP_BOLD];
if( strlen( self->prompt ) > 0 )
{
cur_char = self->prompt;
prev_char = NULL;
console_add_glyph( console, cur_char, prev_char, &markup );
prev_char = cur_char;
for( index=1; index < strlen(self->prompt); ++index )
{
cur_char = self->prompt + index;
console_add_glyph( console, cur_char, prev_char, &markup );
prev_char = cur_char;
}
}
cursor_x = (int) self->pen.x;
// Input
markup = self->markup[MARKUP_NORMAL];
if( strlen(self->input) > 0 )
{
cur_char = self->input;
prev_char = NULL;
console_add_glyph( console, cur_char, prev_char, &markup );
prev_char = cur_char;
if( self->cursor > 0)
{
cursor_x = (int) self->pen.x;
}
for( index=1; index < strlen(self->input); ++index )
{
cur_char = self->input + index;
console_add_glyph( console, cur_char, prev_char, &markup );
prev_char = cur_char;
if( index < self->cursor )
{
cursor_x = (int) self->pen.x;
}
}
}
if( self->lines->size || self->prompt[0] != '\0' || self->input[0] != '\0' )
{
glBindTexture( GL_TEXTURE_2D, self->atlas->id );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
glTexImage2D( GL_TEXTURE_2D, 0, GL_RED, self->atlas->width,
self->atlas->height, 0, GL_RED, GL_UNSIGNED_BYTE,
self->atlas->data );
}
// Cursor (we use the black character (NULL) as texture )
texture_glyph_t *glyph = texture_font_get_glyph( markup.font, NULL );
float r = markup.foreground_color.r;
float g = markup.foreground_color.g;
float b = markup.foreground_color.b;
float a = markup.foreground_color.a;
int x0 = cursor_x+1;
int y0 = cursor_y + markup.font->descender;
int x1 = cursor_x+2;
int y1 = y0 + markup.font->height - markup.font->linegap;
float s0 = glyph->s0;
float t0 = glyph->t0;
float s1 = glyph->s1;
float t1 = glyph->t1;
GLuint indices[] = {0,1,2, 0,2,3};
vertex_t vertices[] = { { x0,y0,0, s0,t0, r,g,b,a },
{ x0,y1,0, s0,t1, r,g,b,a },
{ x1,y1,0, s1,t1, r,g,b,a },
{ x1,y0,0, s1,t0, r,g,b,a } };
vertex_buffer_push_back( self->buffer, vertices, 4, indices, 6 );
glEnable( GL_TEXTURE_2D );
glUseProgram( shader );
{
glUniform1i( glGetUniformLocation( shader, "texture" ),
0 );
glUniformMatrix4fv( glGetUniformLocation( shader, "model" ),
1, 0, model.data);
glUniformMatrix4fv( glGetUniformLocation( shader, "view" ),
1, 0, view.data);
glUniformMatrix4fv( glGetUniformLocation( shader, "projection" ),
1, 0, projection.data);
vertex_buffer_render( console->buffer, GL_TRIANGLES );
}
}
// ----------------------------------------------------------------------------
void
text_buffer_clear( text_buffer_t * self )
{
vertex_buffer_clear (self->buffer);
}