VEFontCache : Streamlined to_cache (fixed)
This commit is contained in:
@@ -85,10 +85,10 @@ Draw_List :: struct {
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Frame_Buffer_Pass :: enum u32 {
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None = 0,
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Glyph = 1,
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Atlas = 2,
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Target = 3,
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Target_Uncached = 4,
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Glyph = 1, // TODO(Ed): Rename this to Glyph_Mesh_To_Glyph_Buffer
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Atlas = 2, // TODO(Ed): Rename this to Glyph_Buffer_To_Atlas
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Target = 3, // TODO(Ed): Rename this to Target_From_Atlas
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Target_Uncached = 4, // TODO(Ed): Rename this to Target_From_Glyph_Buffer
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}
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Glyph_Batch_Cache :: struct {
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@@ -191,7 +191,7 @@ generate_glyph_pass_draw_list :: proc(draw_list : ^Draw_List, path : ^[dynamic]V
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glyph_shape : Parser_Glyph_Shape,
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curve_quality : f32,
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bounds : Range2,
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scale, translate : Vec2
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translate, scale : Vec2
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)
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{
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profile(#procedure)
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@@ -250,99 +250,6 @@ generate_glyph_pass_draw_list :: proc(draw_list : ^Draw_List, path : ^[dynamic]V
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}
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}
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cache_glyph_to_atlas :: #force_no_inline proc (
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#no_alias draw_list,
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glyph_buf_draw_list,
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glyph_buf_clear_list : ^Draw_List,
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glyph_buf_Batch_x : ^i32,
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temp_path : ^[dynamic]Vertex,
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glyph_shape : Parser_Glyph_Shape,
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bounds : Range2,
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bounds_size_scaled : Vec2,
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atlas_size : Vec2,
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glyph_buffer_size : Vec2,
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over_sample : Vec2,
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glyph_padding : f32,
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draw_transform : Transform,
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region_pos : Vec2,
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region_size : Vec2,
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curve_quality : f32,
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flush_glyph_buffer : b8,
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glyph_buffer_x : f32,
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)
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{
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profile(#procedure)
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f32_allocated_x := cast(f32) glyph_buf_Batch_x ^
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// Resolve how much space this glyph will allocate in the buffer
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buffer_size := (bounds_size_scaled + glyph_padding) * over_sample
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// If allocation would exceed buffer's bounds the buffer must be flush before this glyph can be rendered.
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// flush_glyph_buffer := i32(f32_allocated_x + to_allocate_x) >= i32(glyph_buffer_size.x)
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// glyph_buffer_x := flush_glyph_buffer ? 0 : f32_allocated_x
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if flush_glyph_buffer do flush_glyph_buffer_draw_list( draw_list, glyph_buf_draw_list, glyph_buf_clear_list, glyph_buf_Batch_x )
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region_pos := region_pos
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dst_glyph_position := region_pos
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dst_glyph_size := (bounds_size_scaled) + glyph_padding
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dst_size := region_size
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to_glyph_buffer_space( & dst_glyph_position, & dst_glyph_size, atlas_size )
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to_glyph_buffer_space( & region_pos, & dst_size, atlas_size )
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src_position := Vec2 { glyph_buffer_x, 0 }
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src_size := buffer_size
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to_target_space( & src_position, & src_size, glyph_buffer_size )
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clear_target_region : Draw_Call
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{
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using clear_target_region
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pass = .Atlas
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region = .Ignore
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start_index = cast(u32) len(glyph_buf_clear_list.indices)
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blit_quad( glyph_buf_clear_list,
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region_pos, region_pos + dst_size,
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{ 1.0, 1.0 }, { 1.0, 1.0 } )
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end_index = cast(u32) len(glyph_buf_clear_list.indices)
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}
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blit_to_atlas : Draw_Call
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{
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using blit_to_atlas
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pass = .Atlas
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region = .None
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start_index = cast(u32) len(glyph_buf_draw_list.indices)
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blit_quad( glyph_buf_draw_list,
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dst_glyph_position, region_pos + dst_glyph_size,
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src_position, src_position + src_size )
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end_index = cast(u32) len(glyph_buf_draw_list.indices)
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}
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append( & glyph_buf_clear_list.calls, clear_target_region )
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append( & glyph_buf_draw_list.calls, blit_to_atlas )
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// Allocate a glyph glyph render target region (FBO)
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to_allocate_x := buffer_size.x + 2.0
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// The glyph buffer space transform for generate_glyph_pass_draw_list
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draw_transform := draw_transform
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draw_transform.pos.x += glyph_buffer_x
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to_glyph_buffer_space( & draw_transform.pos, & draw_transform.scale, glyph_buffer_size )
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(glyph_buf_Batch_x ^) += i32(to_allocate_x)
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// Render glyph to glyph render target (FBO)
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generate_glyph_pass_draw_list( draw_list, temp_path, glyph_shape, curve_quality, bounds, draw_transform.scale, draw_transform.pos )
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}
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generate_shape_draw_list :: #force_no_inline proc( draw_list : ^Draw_List, shape : Shaped_Text,
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atlas : ^Atlas,
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glyph_buffer : ^Glyph_Draw_Buffer,
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@@ -415,7 +322,7 @@ generate_shape_draw_list :: #force_no_inline proc( draw_list : ^Draw_List, shape
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glyph_padding_dbl := atlas.glyph_padding * 2
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profile_begin("region & oversized segregation")
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profile_begin("region")
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for & glyph, index in glyph_pack
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{
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glyph.region_kind = atlas_decide_region( atlas ^, glyph_buffer_size, glyph.bounds_size_scaled )
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@@ -580,11 +487,11 @@ batch_generate_glyphs_draw_list :: proc ( draw_list : ^Draw_List,
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glyph.buffer_x = glyph.flush_glyph_buffer ? 0 : f32_allocated_x
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// The glyph buffer space transform for generate_glyph_pass_draw_list
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draw_transform := & glyph.draw_transform
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draw_transform.scale = font_scale * glyph_buffer.over_sample
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draw_transform.pos = -1 * (glyph.bounds.p0) * draw_transform.scale + atlas.glyph_padding
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// draw_transform.pos += glyph.buffer_x
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// to_glyph_buffer_space( & draw_transform.pos, & draw_transform.scale, glyph_buffer_size )
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draw_transform := & glyph.draw_transform
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draw_transform.scale = font_scale * glyph_buffer.over_sample
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draw_transform.pos = -1 * (glyph.bounds.p0) * draw_transform.scale + atlas.glyph_padding
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draw_transform.pos.x += glyph.buffer_x
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to_glyph_buffer_space( & draw_transform.pos, & draw_transform.scale, glyph_buffer_size )
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// Allocate the space
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glyph_buffer.allocated_x += i32(to_allocate_x)
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@@ -648,90 +555,66 @@ batch_generate_glyphs_draw_list :: proc ( draw_list : ^Draw_List,
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profile("glyph")
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glyph := & glyph_pack[id]
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cache_glyph_to_atlas(
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draw_list,
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& glyph_buffer.draw_list,
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& glyph_buffer.clear_draw_list,
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& glyph_buffer.allocated_x,
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& glyph_buffer.shape_gen_scratch,
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glyph.shape,
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glyph.bounds_scaled,
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glyph.bounds_size_scaled,
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atlas_size,
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glyph_buffer_size,
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glyph.over_sample,
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glyph_buffer.draw_padding,
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glyph.draw_transform,
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glyph.region_pos,
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glyph.region_size,
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entry.curve_quality,
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glyph.flush_glyph_buffer,
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glyph.buffer_x
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if glyph.flush_glyph_buffer do flush_glyph_buffer_draw_list( draw_list,
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& glyph_buffer.draw_list,
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& glyph_buffer.clear_draw_list,
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& glyph_buffer.allocated_x
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)
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// if glyph.flush_glyph_buffer do flush_glyph_buffer_draw_list( draw_list,
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// & glyph_buffer.draw_list,
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// & glyph_buffer.clear_draw_list,
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// & glyph_buffer.allocated_x
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// )
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// dst_region_pos := glyph.region_pos
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// dst_region_size := glyph.region_size
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// to_glyph_buffer_space( & dst_region_pos, & dst_region_size, atlas_size )
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dst_region_pos := glyph.region_pos
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dst_region_size := glyph.region_size
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to_glyph_buffer_space( & dst_region_pos, & dst_region_size, atlas_size )
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// clear_target_region : Draw_Call
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// {
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// using clear_target_region
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// pass = .Atlas
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// region = .Ignore
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// start_index = cast(u32) len(glyph_buffer.clear_draw_list.indices)
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clear_target_region : Draw_Call
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{
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using clear_target_region
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pass = .Atlas
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region = .Ignore
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start_index = cast(u32) len(glyph_buffer.clear_draw_list.indices)
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// blit_quad( & glyph_buffer.clear_draw_list,
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// dst_region_pos, dst_region_pos + dst_region_size,
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// { 1.0, 1.0 }, { 1.0, 1.0 } )
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// // { 0.0, 0.0 }, { 0.0, 0.0 } )
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blit_quad( & glyph_buffer.clear_draw_list,
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dst_region_pos, dst_region_pos + dst_region_size,
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{ 1.0, 1.0 }, { 1.0, 1.0 }
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)
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// end_index = cast(u32) len(glyph_buffer.clear_draw_list.indices)
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// }
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end_index = cast(u32) len(glyph_buffer.clear_draw_list.indices)
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}
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// dst_glyph_pos := glyph.region_pos
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// dst_glyph_size := (glyph.bounds_size_scaled) + atlas.glyph_padding
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// to_glyph_buffer_space( & dst_glyph_pos, & dst_glyph_size, atlas_size )
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dst_glyph_pos := glyph.region_pos
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dst_glyph_size := (glyph.bounds_size_scaled) + atlas.glyph_padding
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to_glyph_buffer_space( & dst_glyph_pos, & dst_glyph_size, atlas_size )
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// src_position := Vec2 { glyph.glyph_buffer_x, 0 }
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// src_size := (glyph.bounds_size_scaled + atlas.glyph_padding) * glyph_buffer.over_sample
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// to_target_space( & src_position, & src_size, glyph_buffer_size )
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src_position := Vec2 { glyph.buffer_x, 0 }
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src_size := (glyph.bounds_size_scaled + atlas.glyph_padding) * glyph_buffer.over_sample
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to_target_space( & src_position, & src_size, glyph_buffer_size )
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// blit_to_atlas : Draw_Call
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// {
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// using blit_to_atlas
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// pass = .Atlas
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// region = .None
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// start_index = cast(u32) len(glyph_buffer.draw_list.indices)
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blit_to_atlas : Draw_Call
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{
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using blit_to_atlas
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pass = .Atlas
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region = .None
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start_index = cast(u32) len(glyph_buffer.draw_list.indices)
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// blit_quad( & glyph_buffer.draw_list,
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// dst_glyph_pos, dst_glyph_pos + dst_glyph_size,
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// src_position, src_position + src_size )
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blit_quad( & glyph_buffer.draw_list,
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dst_glyph_pos, dst_glyph_pos + dst_glyph_size,
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src_position, src_position + src_size )
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// end_index = cast(u32) len(glyph_buffer.draw_list.indices)
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// }
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end_index = cast(u32) len(glyph_buffer.draw_list.indices)
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}
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// append( & glyph_buffer.clear_draw_list.calls, clear_target_region )
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// append( & glyph_buffer.draw_list.calls, blit_to_atlas )
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append( & glyph_buffer.clear_draw_list.calls, clear_target_region )
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append( & glyph_buffer.draw_list.calls, blit_to_atlas )
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// // Render glyph to glyph render target (FBO)
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// generate_glyph_pass_draw_list( draw_list, & glyph_buffer.shape_gen_scratch,
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// glyph.shape,
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// entry.curve_quality,
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// glyph.bounds,
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// glyph.draw_transform.pos,
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// glyph.draw_transform.scale
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// )
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// Render glyph to glyph render target (FBO)
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generate_glyph_pass_draw_list( draw_list, & glyph_buffer.shape_gen_scratch,
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glyph.shape,
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entry.curve_quality,
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glyph.bounds,
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glyph.draw_transform.pos,
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glyph.draw_transform.scale
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)
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}
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flush_glyph_buffer_draw_list(draw_list, & glyph_buffer.draw_list, & glyph_buffer.clear_draw_list, & glyph_buffer.allocated_x)
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for id, index in to_cache do parser_free_shape(entry.parser_info, glyph_pack[id].shape)
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}
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@@ -776,7 +659,7 @@ batch_generate_glyphs_draw_list :: proc ( draw_list : ^Draw_List,
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generate_cached_draw_list( draw_list, glyph_pack[:], cached, colour )
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profile_end()
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flush_glyph_buffer_draw_list(draw_list, & glyph_buffer.draw_list, & glyph_buffer.clear_draw_list, & glyph_buffer.allocated_x)
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// flush_glyph_buffer_draw_list(draw_list, & glyph_buffer.draw_list, & glyph_buffer.clear_draw_list, & glyph_buffer.allocated_x)
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profile_begin("generate oversized glyphs draw_list")
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{
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@@ -792,14 +675,15 @@ batch_generate_glyphs_draw_list :: proc ( draw_list : ^Draw_List,
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}
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for id, index in oversized
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{
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// glyph_buffer.allocated_x += 1
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flush_glyph_buffer_draw_list(draw_list, & glyph_buffer.draw_list, & glyph_buffer.clear_draw_list, & glyph_buffer.allocated_x)
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generate_glyph_pass_draw_list( draw_list, & glyph_buffer.shape_gen_scratch,
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glyph_pack[id].shape,
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entry.curve_quality,
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glyph_pack[id].bounds,
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glyph_pack[id].draw_transform.scale,
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glyph_pack[id].draw_transform.pos
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glyph_pack[id].draw_transform.pos,
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glyph_pack[id].draw_transform.scale
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)
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target_quad := & glyph_pack[id].draw_quad
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@@ -818,14 +702,14 @@ batch_generate_glyphs_draw_list :: proc ( draw_list : ^Draw_List,
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end_index = u32(len(draw_list.indices))
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}
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clear_glyph_update := & calls[1]
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{
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// Clear glyph render target (FBO)
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clear_glyph_update.pass = .Glyph
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clear_glyph_update.start_index = 0
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clear_glyph_update.end_index = 0
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clear_glyph_update.clear_before_draw = true
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}
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// clear_glyph_update := & calls[1]
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// {
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// // Clear glyph render target (FBO)
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// clear_glyph_update.pass = .Glyph
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// clear_glyph_update.start_index = 0
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// clear_glyph_update.end_index = 0
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// clear_glyph_update.clear_before_draw = true
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// }
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append( & draw_list.calls, calls[0] )
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append( & draw_list.calls, calls[1] )
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}
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@@ -845,16 +729,16 @@ flush_glyph_buffer_draw_list :: #force_inline proc( #no_alias draw_list, glyph_b
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clear_draw_list( glyph_buffer_clear_draw_list )
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// Clear glyph render target (FBO)
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if (allocated_x ^) != 0
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{
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// if (allocated_x ^) != 0
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// {
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call := Draw_Call_Default
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call.pass = .Glyph
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call.start_index = 0
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call.end_index = 0
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call.clear_before_draw = true
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append( & draw_list.calls, call )
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(allocated_x ^) = 0
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}
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// (allocated_x ^) = 0
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// }
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}
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// ve_fontcache_clear_Draw_List
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@@ -15,7 +15,7 @@ set_profiler_module_context :: #force_inline proc "contextless" ( ctx : ^SpallPr
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Module_Context = ctx
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}
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DISABLE_PROFILING :: true
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DISABLE_PROFILING :: false
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@(deferred_none = profile_end, disabled = DISABLE_PROFILING)
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profile :: #force_inline proc "contextless" ( name : string, loc := #caller_location ) {
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