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(gl_raster_font.c) Namespace functions

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This commit is contained in:
twinaphex 2015-04-03 03:27:34 +02:00
parent 9d4f1ca362
commit be7036b489
1 changed files with 19 additions and 22 deletions
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41
gfx/drivers_font/gl_raster_font.c
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@ -20,7 +20,7 @@
/* TODO: Move viewport side effects to the caller: it's a source of bugs. */
#define emit(c, vx, vy) do { \
#define gl_raster_font_emit(c, vx, vy) do { \
font_vertex[ 2 * (6 * i + c) + 0] = (x + (delta_x + off_x + vx * width) * scale) * inv_win_width; \
font_vertex[ 2 * (6 * i + c) + 1] = (y + (delta_y - off_y - vy * height) * scale) * inv_win_height; \
font_tex_coords[ 2 * (6 * i + c) + 0] = (tex_x + vx * width) * inv_tex_size_x; \
@ -157,7 +157,7 @@ static int get_message_width(gl_raster_t *font, const char *msg)
return delta_x;
}
static void draw_vertices(gl_t *gl, const gl_coords_t *coords)
static void gl_raster_font_draw_vertices(gl_t *gl, const gl_coords_t *coords)
{
gl->shader->set_coords(coords);
gl->shader->set_mvp(gl, &gl->mvp_no_rot);
@ -165,7 +165,7 @@ static void draw_vertices(gl_t *gl, const gl_coords_t *coords)
glDrawArrays(GL_TRIANGLES, 0, coords->vertices);
}
static void render_message(gl_raster_t *font, const char *msg, GLfloat scale,
static void gl_raster_font_render_message(gl_raster_t *font, const char *msg, GLfloat scale,
const GLfloat color[4], GLfloat pos_x, GLfloat pos_y, unsigned text_align)
{
int x, y, delta_x, delta_y;
@ -219,14 +219,13 @@ static void render_message(gl_raster_t *font, const char *msg, GLfloat scale,
width = glyph->width;
height = glyph->height;
emit(0, 0, 1); /* Bottom-left */
emit(1, 1, 1); /* Bottom-right */
emit(2, 0, 0); /* Top-left */
gl_raster_font_emit(0, 0, 1); /* Bottom-left */
gl_raster_font_emit(1, 1, 1); /* Bottom-right */
gl_raster_font_emit(2, 0, 0); /* Top-left */
emit(3, 1, 0); /* Top-right */
emit(4, 0, 0); /* Top-left */
emit(5, 1, 1); /* Bottom-right */
#undef emit
gl_raster_font_emit(3, 1, 0); /* Top-right */
gl_raster_font_emit(4, 0, 0); /* Top-left */
gl_raster_font_emit(5, 1, 1); /* Bottom-right */
delta_x += glyph->advance_x;
delta_y -= glyph->advance_y;
@ -241,7 +240,7 @@ static void render_message(gl_raster_t *font, const char *msg, GLfloat scale,
if (font->block)
gl_coord_array_add(&font->block->carr, &coords, coords.vertices);
else
draw_vertices(gl, &coords);
gl_raster_font_draw_vertices(gl, &coords);
msg_len_full -= msg_len;
msg += msg_len;
@ -249,7 +248,7 @@ static void render_message(gl_raster_t *font, const char *msg, GLfloat scale,
}
}
static void setup_viewport(gl_raster_t *font, bool full_screen)
static void gl_raster_font_setup_viewport(gl_raster_t *font, bool full_screen)
{
gl_t *gl = font->gl;
@ -265,7 +264,7 @@ static void setup_viewport(gl_raster_t *font, bool full_screen)
gl->shader->use(gl, GL_SHADER_STOCK_BLEND);
}
static void restore_viewport(gl_t *gl)
static void gl_raster_font_restore_viewport(gl_t *gl)
{
glBindTexture(GL_TEXTURE_2D, gl->texture[gl->tex_index]);
@ -332,7 +331,7 @@ static void gl_raster_font_render_msg(void *data, const char *msg,
if (font->block)
font->block->fullscreen = full_screen;
else
setup_viewport(font, full_screen);
gl_raster_font_setup_viewport(font, full_screen);
if (drop_x || drop_y)
{
@ -341,15 +340,15 @@ static void gl_raster_font_render_msg(void *data, const char *msg,
color_dark[2] = color[2] * drop_mod;
color_dark[3] = color[3];
render_message(font, msg, scale, color_dark,
gl_raster_font_render_message(font, msg, scale, color_dark,
x + scale * drop_x / gl->vp.width, y +
scale * drop_y / gl->vp.height, text_align);
}
render_message(font, msg, scale, color, x, y, text_align);
gl_raster_font_render_message(font, msg, scale, color, x, y, text_align);
if (!font->block)
restore_viewport(gl);
gl_raster_font_restore_viewport(gl);
}
static const void *gl_raster_font_get_glyph(
@ -369,11 +368,9 @@ static void gl_raster_font_flush_block(void *data)
if (block->carr.coords.vertices)
{
setup_viewport(font, block->fullscreen);
draw_vertices(font->gl, (gl_coords_t*)&block->carr.coords);
restore_viewport(font->gl);
gl_raster_font_setup_viewport(font, block->fullscreen);
gl_raster_font_draw_vertices(font->gl, (gl_coords_t*)&block->carr.coords);
gl_raster_font_restore_viewport(font->gl);
}
}