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Fix leak in canvas code and samples #60

Merged
MartinFouilleul merged 3 commits from fix_canvas_leak into main 2023-08-23 14:33:22 +00:00
Conversation 0 Commits 3 Files Changed 8 +51 -25
6 changed files with 51 additions and 25 deletions
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Showing only changes of commit 42738195b5 - Show all commits

6
samples/pong/src/main.c
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@ -56,7 +56,9 @@ oc_str8 loadFile(oc_arena* arena, oc_str8 filename)
oc_file file = oc_file_open(filename, OC_FILE_ACCESS_READ, 0);
if(oc_file_last_error(file) != OC_IO_OK)
{
oc_log_error("Couldn't open file %s\n", oc_str8_to_cstring(oc_scratch(), filename));
oc_arena_scope scope = oc_arena_scope_begin(arena);
oc_log_error("Couldn't open file %s\n", oc_str8_to_cstring(arena, filename));
oc_arena_scope_end(scope);
}
u64 size = oc_file_size(file);
char* buffer = oc_arena_push(arena, size);
@ -347,6 +349,8 @@ ORCA_EXPORT void oc_on_frame_refresh(void)
oc_surface_select(surface);
oc_render(surface, canvas);
oc_surface_present(surface);
oc_arena_clear(oc_scratch());
}
oc_rect blockRect(int i)

2
samples/ui/src/main.c
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@ -393,4 +393,6 @@ ORCA_EXPORT void oc_on_frame_refresh(void)
oc_ui_draw();
oc_render(surface, canvas);
oc_surface_present(surface);
oc_arena_clear(oc_scratch());
}

21
src/app/osx_app.m
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@ -451,15 +451,15 @@ void oc_install_keyboard_layout_listener()
event.window = (oc_window){ 0 };
event.type = OC_EVENT_PATHDROP;
oc_arena* scratch = oc_scratch();
oc_arena_scope scope = oc_arena_scope_begin(scratch);
oc_arena_scope scratch = oc_scratch_begin();
oc_str8 path = oc_str8_push_cstring(scratch, [filename UTF8String]);
oc_str8_list_push(scratch, &event.paths, path);
oc_str8 path = oc_str8_push_cstring(scratch.arena, [filename UTF8String]);
oc_str8_list_push(scratch.arena, &event.paths, path);
oc_queue_event(&event);
oc_arena_scope_end(scope);
//NOTE: oc_queue_event copies paths to the event queue, so we can clear the arena scope here
oc_scratch_end(scratch);
return (YES);
}
@ -472,15 +472,15 @@ void oc_install_keyboard_layout_listener()
event.window = (oc_window){ 0 };
event.type = OC_EVENT_PATHDROP;
oc_arena* scratch = oc_scratch();
oc_arena_scope scope = oc_arena_scope_begin(scratch);
oc_arena_scope scratch = oc_scratch_begin();
oc_str8 path = oc_str8_push_cstring(scratch, [nsPath UTF8String]);
oc_str8_list_push(scratch, &event.paths, path);
oc_str8 path = oc_str8_push_cstring(scratch.arena, [nsPath UTF8String]);
oc_str8_list_push(scratch.arena, &event.paths, path);
oc_queue_event(&event);
oc_arena_scope_end(scope);
//NOTE: oc_queue_event copies paths to the event queue, so we can clear the arena scope here
oc_scratch_end(scratch);
}
//TODO: drag and drop paths
@ -1536,7 +1536,6 @@ void oc_window_restore(oc_window window)
}
}
void oc_window_send_to_back(oc_window window)
{
@autoreleasepool

40
src/graphics/graphics_common.c
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@ -719,8 +719,8 @@ oc_rect oc_text_bounding_box_utf32(oc_font font, f32 fontSize, oc_str32 codePoin
return ((oc_rect){ 0 });
}
oc_arena* scratch = oc_scratch();
oc_str32 glyphIndices = oc_font_push_glyph_indices(font, scratch, codePoints);
oc_arena_scope scratch = oc_scratch_begin();
oc_str32 glyphIndices = oc_font_push_glyph_indices(font, scratch.arena, codePoints);
//NOTE(martin): find width of missing character
//TODO(martin): should cache that at font creation...
@ -789,6 +789,8 @@ oc_rect oc_text_bounding_box_utf32(oc_font font, f32 fontSize, oc_str32 codePoin
f32 fontScale = oc_font_get_scale_for_em_pixels(font, fontSize);
oc_rect rect = { 0, -fontData->extents.ascent * fontScale, width * fontScale, (y + lineHeight) * fontScale };
oc_scratch_end(scratch);
return (rect);
}
@ -799,9 +801,11 @@ oc_rect oc_text_bounding_box(oc_font font, f32 fontSize, oc_str8 text)
return ((oc_rect){ 0 });
}
oc_arena* scratch = oc_scratch();
oc_str32 codePoints = oc_utf8_push_to_codepoints(scratch, text);
return (oc_text_bounding_box_utf32(font, fontSize, codePoints));
oc_arena_scope scratch = oc_scratch_begin();
oc_str32 codePoints = oc_utf8_push_to_codepoints(scratch.arena, text);
oc_rect result = oc_text_bounding_box_utf32(font, fontSize, codePoints);
oc_scratch_end(scratch);
return (result);
}
//------------------------------------------------------------------------------------------
@ -1353,8 +1357,12 @@ void oc_codepoints_outlines(oc_str32 codePoints)
return;
}
oc_str32 glyphIndices = oc_font_push_glyph_indices(canvas->attributes.font, oc_scratch(), codePoints);
oc_arena_scope scratch = oc_scratch_begin();
oc_str32 glyphIndices = oc_font_push_glyph_indices(canvas->attributes.font, scratch.arena, codePoints);
oc_glyph_outlines_from_font_data(fontData, glyphIndices);
oc_scratch_end(scratch);
}
void oc_text_outlines(oc_str8 text)
@ -1370,11 +1378,13 @@ void oc_text_outlines(oc_str8 text)
return;
}
oc_arena* scratch = oc_scratch();
oc_str32 codePoints = oc_utf8_push_to_codepoints(scratch, text);
oc_str32 glyphIndices = oc_font_push_glyph_indices(canvas->attributes.font, scratch, codePoints);
oc_arena_scope scratch = oc_scratch_begin();
oc_str32 codePoints = oc_utf8_push_to_codepoints(scratch.arena, text);
oc_str32 glyphIndices = oc_font_push_glyph_indices(canvas->attributes.font, scratch.arena, codePoints);
oc_glyph_outlines_from_font_data(fontData, glyphIndices);
oc_scratch_end(scratch);
}
//------------------------------------------------------------------------------------------
@ -1579,7 +1589,9 @@ oc_image oc_image_create_from_file(oc_surface surface, oc_str8 path, bool flip)
oc_image image = oc_image_nil();
int width, height, channels;
const char* cpath = oc_str8_to_cstring(oc_scratch(), path);
oc_arena_scope scratch = oc_scratch_begin();
const char* cpath = oc_str8_to_cstring(scratch.arena, path);
stbi_set_flip_vertically_on_load(flip ? 1 : 0);
u8* pixels = stbi_load(cpath, &width, &height, &channels, 4);
@ -1592,6 +1604,8 @@ oc_image oc_image_create_from_file(oc_surface surface, oc_str8 path, bool flip)
{
oc_log_error("stbi_load() failed: %s\n", stbi_failure_reason());
}
oc_scratch_end(scratch);
return (image);
}
@ -1719,9 +1733,13 @@ oc_image_region oc_image_atlas_alloc_from_file(oc_rect_atlas* atlas, oc_image ba
stbi_set_flip_vertically_on_load(flip ? 1 : 0);
const char* cpath = oc_str8_to_cstring(oc_scratch(), path);
oc_arena_scope scratch = oc_scratch_begin();
const char* cpath = oc_str8_to_cstring(scratch.arena, path);
int width, height, channels;
u8* pixels = stbi_load(cpath, &width, &height, &channels, 4);
oc_scratch_end(scratch);
if(pixels)
{
imageRgn = oc_image_atlas_alloc_from_rgba8(atlas, backingImage, width, height, pixels);

1
src/runtime_io.c
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@ -11,7 +11,6 @@
oc_io_cmp oc_runtime_io_wait_single_req(oc_io_req* wasmReq)
{
oc_runtime* orca = oc_runtime_get();
oc_arena* scratch = oc_scratch();
oc_io_cmp cmp = { 0 };
oc_io_req req = *wasmReq;

6
src/wasmbind/gles_api_bind_manual.c
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@ -848,7 +848,9 @@ const void* glShaderSource_stub(IM3Runtime runtime, IM3ImportContext _ctx, uint6
i32 lengthArrayOffset = *(i32*)&_sp[3];
int* stringOffsetArray = (int*)((char*)_mem + stringArrayOffset);
const char** stringArray = (const char**)oc_arena_push_array(oc_scratch(), char*, count);
oc_arena_scope scratch = oc_scratch_begin();
const char** stringArray = (const char**)oc_arena_push_array(scratch.arena, char*, count);
for(int i = 0; i < count; i++)
{
stringArray[i] = (char*)_mem + stringOffsetArray[i];
@ -857,6 +859,8 @@ const void* glShaderSource_stub(IM3Runtime runtime, IM3ImportContext _ctx, uint6
int* lengthArray = lengthArrayOffset ? (int*)((char*)_mem + lengthArrayOffset) : 0;
glShaderSource(shader, count, stringArray, lengthArray);
oc_scratch_end(scratch);
return (0);
}