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ngl: Rewrite gsk_ngl_render_job_visit_text_node

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Make this more compact, and thus easier to read.
This commit is contained in:
Matthias Clasen 2021-03-13 14:36:03 -05:00
parent 4aa570ba88
commit 3f60c39de4
1 changed files with 8 additions and 57 deletions
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65
gsk/ngl/gsknglrenderjob.c
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@ -2668,7 +2668,6 @@ gsk_ngl_render_job_visit_text_node (GskNglRenderJob *job,
GskNglCommandBatch *batch;
int x_position = 0;
GskNglGlyphKey lookup;
GskNglProgram *program;
guint last_texture = 0;
GskNglDrawVertex *vertices;
guint used = 0;
@ -2677,8 +2676,6 @@ gsk_ngl_render_job_visit_text_node (GskNglRenderJob *job,
if (num_glyphs == 0)
return;
program = CHOOSE_PROGRAM (job, coloring);
/* If the font has color glyphs, we don't need to recolor anything.
* We tell the shader by setting the color to vec4(-1).
*/
@ -2690,7 +2687,7 @@ gsk_ngl_render_job_visit_text_node (GskNglRenderJob *job,
lookup.font = (PangoFont *)font;
lookup.scale = (guint) (text_scale * 1024);
gsk_ngl_render_job_begin_draw (job, program);
gsk_ngl_render_job_begin_draw (job, CHOOSE_PROGRAM (job, coloring));
batch = gsk_ngl_command_queue_get_batch (job->command_queue);
vertices = gsk_ngl_command_queue_add_n_vertices (job->command_queue, num_glyphs);
@ -2738,7 +2735,7 @@ gsk_ngl_render_job_visit_text_node (GskNglRenderJob *job,
batch->draw.vbo_offset = vbo_offset;
}
gsk_ngl_program_set_uniform_texture (program,
gsk_ngl_program_set_uniform_texture (job->current_program,
UNIFORM_SHARED_SOURCE, 0,
GL_TEXTURE_2D,
GL_TEXTURE0,
@ -2756,59 +2753,13 @@ gsk_ngl_render_job_visit_text_node (GskNglRenderJob *job,
glyph_x2 = glyph_x + glyph->ink_rect.width;
glyph_y2 = glyph_y + glyph->ink_rect.height;
vertices[base+0].position[0] = glyph_x;
vertices[base+0].position[1] = glyph_y;
vertices[base+0].uv[0] = tx;
vertices[base+0].uv[1] = ty;
vertices[base+0].color[0] = c.red;
vertices[base+0].color[1] = c.green;
vertices[base+0].color[2] = c.blue;
vertices[base+0].color[3] = c.alpha;
vertices[base+0] = (GskNglDrawVertex) { { glyph_x, glyph_y }, { tx, ty }, { c.red, c.green, c.blue, c.alpha } };
vertices[base+1] = (GskNglDrawVertex) { { glyph_x, glyph_y2 }, { tx, ty2 }, { c.red, c.green, c.blue, c.alpha } };
vertices[base+2] = (GskNglDrawVertex) { { glyph_x2, glyph_y }, { tx2, ty }, { c.red, c.green, c.blue, c.alpha } };
vertices[base+1].position[0] = glyph_x;
vertices[base+1].position[1] = glyph_y2;
vertices[base+1].uv[0] = tx;
vertices[base+1].uv[1] = ty2;
vertices[base+1].color[0] = c.red;
vertices[base+1].color[1] = c.green;
vertices[base+1].color[2] = c.blue;
vertices[base+1].color[3] = c.alpha;
vertices[base+2].position[0] = glyph_x2;
vertices[base+2].position[1] = glyph_y;
vertices[base+2].uv[0] = tx2;
vertices[base+2].uv[1] = ty;
vertices[base+2].color[0] = c.red;
vertices[base+2].color[1] = c.green;
vertices[base+2].color[2] = c.blue;
vertices[base+2].color[3] = c.alpha;
vertices[base+3].position[0] = glyph_x2;
vertices[base+3].position[1] = glyph_y2;
vertices[base+3].uv[0] = tx2;
vertices[base+3].uv[1] = ty2;
vertices[base+3].color[0] = c.red;
vertices[base+3].color[1] = c.green;
vertices[base+3].color[2] = c.blue;
vertices[base+3].color[3] = c.alpha;
vertices[base+4].position[0] = glyph_x;
vertices[base+4].position[1] = glyph_y2;
vertices[base+4].uv[0] = tx;
vertices[base+4].uv[1] = ty2;
vertices[base+4].color[0] = c.red;
vertices[base+4].color[1] = c.green;
vertices[base+4].color[2] = c.blue;
vertices[base+4].color[3] = c.alpha;
vertices[base+5].position[0] = glyph_x2;
vertices[base+5].position[1] = glyph_y;
vertices[base+5].uv[0] = tx2;
vertices[base+5].uv[1] = ty;
vertices[base+5].color[0] = c.red;
vertices[base+5].color[1] = c.green;
vertices[base+5].color[2] = c.blue;
vertices[base+5].color[3] = c.alpha;
vertices[base+3] = (GskNglDrawVertex) { { glyph_x2, glyph_y2 }, { tx2, ty2 }, { c.red, c.green, c.blue, c.alpha } };
vertices[base+4] = (GskNglDrawVertex) { { glyph_x, glyph_y2 }, { tx, ty2 }, { c.red, c.green, c.blue, c.alpha } };
vertices[base+5] = (GskNglDrawVertex) { { glyph_x2, glyph_y }, { tx2, ty }, { c.red, c.green, c.blue, c.alpha } };
batch->draw.vbo_count += GSK_NGL_N_VERTICES;
used++;