C++ (Cpp) _cairo_gl_composite_emit_glyph_vertex Examples

Example #1

File: cairo-gl-composite.c Project: csyuschmjuh/apl

void
_cairo_gl_composite_emit_glyph (cairo_gl_context_t *ctx,
                                GLfloat x1,
                                GLfloat y1,
                                GLfloat x2,
                                GLfloat y2,
                                GLfloat glyph_x1,
                                GLfloat glyph_y1,
                                GLfloat glyph_x2,
                                GLfloat glyph_y2)
{
    if (ctx->draw_mode != CAIRO_GL_VERTEX) {
	_cairo_gl_composite_flush (ctx);
	ctx->draw_mode = CAIRO_GL_VERTEX;
    }

    _cairo_gl_composite_prepare_buffer (ctx, 6,
					CAIRO_GL_PRIMITIVE_TYPE_TRIANGLES);

    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y1, glyph_x1, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y1, glyph_x2, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y2, glyph_x1, glyph_y2);

    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y1, glyph_x2, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y2, glyph_x2, glyph_y2);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y2, glyph_x1, glyph_y2);
}

Example #2

File: cairo-gl-composite.c Project: csyuschmjuh/cairo-nsgl

static void
_cairo_gl_composite_emit_glyph (cairo_gl_context_t *ctx,
                                GLfloat x1, GLfloat y1,
                                GLfloat x2, GLfloat y2,
                                GLfloat glyph_x1, GLfloat glyph_y1,
                                GLfloat glyph_x2, GLfloat glyph_y2)
{
    _cairo_gl_composite_prepare_buffer (ctx, 6,
					CAIRO_GL_PRIMITIVE_TYPE_TRIANGLES);

    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y1, glyph_x1, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y1, glyph_x2, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y2, glyph_x1, glyph_y2);

    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y1, glyph_x2, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y2, glyph_x2, glyph_y2);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y2, glyph_x1, glyph_y2);
}

Example #3

void
_cairo_gl_composite_emit_glyph (cairo_gl_context_t *ctx,
                                GLfloat x1,
                                GLfloat y1,
                                GLfloat x2,
                                GLfloat y2,
                                GLfloat glyph_x1,
                                GLfloat glyph_y1,
                                GLfloat glyph_x2,
                                GLfloat glyph_y2)
{
    _cairo_gl_composite_prepare_buffer (ctx, 6);

    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y1, glyph_x1, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y1, glyph_x2, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y2, glyph_x1, glyph_y2);

    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y1, glyph_x2, glyph_y1);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x2, y2, glyph_x2, glyph_y2);
    _cairo_gl_composite_emit_glyph_vertex (ctx, x1, y2, glyph_x1, glyph_y2);
}