--- deliantra/Deliantra-Client/pango-render.c 2006/07/05 00:16:44 1.4 +++ deliantra/Deliantra-Client/pango-render.c 2009/12/21 23:52:34 1.18 @@ -37,7 +37,10 @@ { PangoRenderer parent_instance; float r, g, b, a; // modulate - GLuint curtex; // current texture + int flags; + rc_t *rc; // rendercache + rc_key_t key; // current render key + rc_array_t *arr; }; G_DEFINE_TYPE (PangoOpenGLRenderer, pango_opengl_renderer, PANGO_TYPE_RENDERER) @@ -158,12 +161,48 @@ g_slice_free (glyph_info, g); } +static int apple_nvidia_bug_workaround; + +static void +apple_nvidia_bug (int enable) +{ + apple_nvidia_bug_workaround = enable; +} + +static void +tex_update (int name, int x, int y, int w, int stride, int h, void *bm) +{ + glBindTexture (GL_TEXTURE_2D, name); + + if (!apple_nvidia_bug_workaround) + { + glPixelStorei (GL_UNPACK_ROW_LENGTH, stride); + /*glPixelStorei (GL_UNPACK_ALIGNMENT, 1); expected cfplus default */ + glTexSubImage2D (GL_TEXTURE_2D, 0, x, y, w, h, GL_ALPHA, GL_UNSIGNED_BYTE, bm); + /*glPixelStorei (GL_UNPACK_ALIGNMENT, 4);*/ + glPixelStorei (GL_UNPACK_ROW_LENGTH, 0); + } + else + { + /* starting with 10.5.5 (or 10.5.6), pple's nvidia driver corrupts textures */ + /* when glTexSubImage is used, so do it the horribly slow way, */ + /* reading/patching/uploading the full texture one each change */ + int r; + + glGetTexImage (GL_TEXTURE_2D, 0, GL_ALPHA, GL_UNSIGNED_BYTE, tc_temptile); + + for (r = 0; r < h; ++r) + memcpy (tc_temptile + (y + r) * TC_WIDTH + x, (char *)bm + r * stride, w); + + glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, TC_WIDTH, TC_HEIGHT, 0, GL_ALPHA, GL_UNSIGNED_BYTE, tc_temptile); + } +} + static void draw_glyph (PangoRenderer *renderer_, PangoFont *font, PangoGlyph glyph, double x, double y) { PangoOpenGLRenderer *renderer = PANGO_OPENGL_RENDERER (renderer_); glyph_info *g; - float x1, y1, x2, y2; if (glyph & PANGO_GLYPH_UNKNOWN_FLAG) { @@ -180,9 +219,7 @@ Glyph bm; font_render_glyph (&bm, font, glyph); - if (g) - g->generation = tc_generation; - else + if (!g) { g = g_slice_new (glyph_info); @@ -190,48 +227,27 @@ _pango_opengl_font_set_cache_glyph_data (font, glyph, g); } - if (renderer->curtex) - glEnd (); - - tc_get (&g->tex, bm.width, bm.height); + g->generation = tc_generation; g->left = bm.left; g->top = bm.top; - glBindTexture (GL_TEXTURE_2D, g->tex.name); - glPixelStorei (GL_UNPACK_ROW_LENGTH, bm.stride); - glPixelStorei (GL_UNPACK_ALIGNMENT, 1); - glTexSubImage2D (GL_TEXTURE_2D, 0, g->tex.x, g->tex.y, bm.width, bm.height, GL_ALPHA, GL_UNSIGNED_BYTE, bm.bitmap); - glPixelStorei (GL_UNPACK_ROW_LENGTH, 0); - glPixelStorei (GL_UNPACK_ALIGNMENT, 4); + tc_get (&g->tex, bm.width, bm.height); - renderer->curtex = g->tex.name; - glBegin (GL_QUADS); + if (bm.width && bm.height) + tex_update (g->tex.name, g->tex.x, g->tex.y, bm.width, bm.stride, bm.height, bm.bitmap); } x += g->left; y -= g->top; - x1 = g->tex.x * (1. / TC_WIDTH ); - y1 = g->tex.y * (1. / TC_HEIGHT); - x2 = g->tex.w * (1. / TC_WIDTH ) + x1; - y2 = g->tex.h * (1. / TC_HEIGHT) + y1; - - if (g->tex.name != renderer->curtex) + if (g->tex.name != renderer->key.texname) { - if (renderer->curtex) - glEnd (); - - glBindTexture (GL_TEXTURE_2D, g->tex.name); - renderer->curtex = g->tex.name; - - glBegin (GL_QUADS); + renderer->key.texname = g->tex.name; + renderer->arr = rc_array (renderer->rc, &renderer->key); } - glTexCoord2f (x1, y1); glVertex2i (x , y ); - glTexCoord2f (x2, y1); glVertex2i (x + g->tex.w, y ); - glTexCoord2f (x2, y2); glVertex2i (x + g->tex.w, y + g->tex.h); - glTexCoord2f (x1, y2); glVertex2i (x , y + g->tex.h); + rc_glyph (renderer->arr, g->tex.x, g->tex.y, g->tex.w, g->tex.h, x, y); } static void @@ -245,57 +261,65 @@ double x22) { PangoOpenGLRenderer *renderer = (PangoOpenGLRenderer *)renderer_; + rc_key_t key = renderer->key; + rc_array_t *arr; - if (renderer->curtex) - { - glEnd (); - renderer->curtex = 0; - } - - glDisable (GL_TEXTURE_2D); - - glBegin (GL_QUADS); - glVertex2d (x11, y1); - glVertex2d (x12, y1); - glVertex2d (x22, y2); - glVertex2d (x21, y2); - glEnd (); - - glEnable (GL_TEXTURE_2D); + key.mode = GL_QUADS; + key.format = GL_V2F; + key.texname = 0; + + arr = rc_array (renderer->rc, &key); + + rc_v2f (arr, x11, y1); + rc_v2f (arr, x21, y1); + rc_v2f (arr, x22, y2); + rc_v2f (arr, x12, y2); } void pango_opengl_render_layout_subpixel (PangoLayout *layout, + rc_t *rc, int x, int y, - float r, float g, float b, float a) + float r, float g, float b, float a, + int flags) { PangoContext *context; PangoFontMap *fontmap; PangoRenderer *renderer; + PangoOpenGLRenderer *gl; context = pango_layout_get_context (layout); fontmap = pango_context_get_font_map (context); renderer = _pango_opengl_font_map_get_renderer (PANGO_OPENGL_FONT_MAP (fontmap)); + gl = PANGO_OPENGL_RENDERER (renderer); - PANGO_OPENGL_RENDERER (renderer)->r = r; - PANGO_OPENGL_RENDERER (renderer)->g = g; - PANGO_OPENGL_RENDERER (renderer)->b = b; - PANGO_OPENGL_RENDERER (renderer)->a = a; + gl->rc = rc; + gl->r = r; + gl->g = g; + gl->b = b; + gl->a = a; + gl->flags = flags; pango_renderer_draw_layout (renderer, layout, x, y); } void pango_opengl_render_layout (PangoLayout *layout, + rc_t *rc, int x, int y, - float r, float g, float b, float a) + float r, float g, float b, float a, + int flags) { - pango_opengl_render_layout_subpixel (layout, x * PANGO_SCALE, y * PANGO_SCALE, r, g, b, a); + pango_opengl_render_layout_subpixel ( + layout, rc, x * PANGO_SCALE, y * PANGO_SCALE, r, g, b, a, flags + ); } static void pango_opengl_renderer_init (PangoOpenGLRenderer *renderer) { + memset (&renderer->key, 0, sizeof (rc_key_t)); + renderer->r = 1.; renderer->g = 1.; renderer->b = 1.; @@ -305,13 +329,18 @@ static void prepare_run (PangoRenderer *renderer, PangoLayoutRun *run) { - PangoOpenGLRenderer *glrenderer = (PangoOpenGLRenderer *)renderer; + PangoOpenGLRenderer *gl = (PangoOpenGLRenderer *)renderer; PangoColor *fg = 0; GSList *l; + unsigned char r, g, b, a; renderer->underline = PANGO_UNDERLINE_NONE; renderer->strikethrough = FALSE; + gl->key.mode = GL_QUADS; + gl->key.format = 0; // glyphs + gl->key.texname = 0; + for (l = run->item->analysis.extra_attrs; l; l = l->next) { PangoAttribute *attr = l->data; @@ -336,38 +365,43 @@ } if (fg) - glColor4f (fg->red / 65535., fg->green / 65535., fg->blue / 65535., glrenderer->a); + { + r = fg->red * (255.f / 65535.f); + g = fg->green * (255.f / 65535.f); + b = fg->blue * (255.f / 65535.f); + } else - glColor4f (glrenderer->r, glrenderer->g, glrenderer->b, glrenderer->a); + { + r = gl->r * 255.f; + g = gl->g * 255.f; + b = gl->b * 255.f; + } + + a = gl->a * 255.f; + + if (gl->flags & FLAG_INVERSE) + { + r ^= 0xffU; + g ^= 0xffU; + b ^= 0xffU; + } + + gl->key.r = r; + gl->key.g = g; + gl->key.b = b; + gl->key.a = a; } static void draw_begin (PangoRenderer *renderer_) { PangoOpenGLRenderer *renderer = (PangoOpenGLRenderer *)renderer_; - - renderer->curtex = 0; - - glEnable (GL_TEXTURE_2D); - glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); - glEnable (GL_BLEND); - gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, - GL_ONE , GL_ONE_MINUS_SRC_ALPHA); - glEnable (GL_ALPHA_TEST); - glAlphaFunc (GL_GREATER, 0.01f); } static void draw_end (PangoRenderer *renderer_) { PangoOpenGLRenderer *renderer = (PangoOpenGLRenderer *)renderer_; - - if (renderer->curtex) - glEnd (); - - glDisable (GL_ALPHA_TEST); - glDisable (GL_BLEND); - glDisable (GL_TEXTURE_2D); } static void