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Inverted text rendering so baseline is origin

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noah metz 2024-10-17 09:04:35 -06:00
parent 2a99c7be99
commit 2ea9818fb0
2 changed files with 2 additions and 2 deletions
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2
client/shader_src/ui_text.vert
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@ -57,7 +57,7 @@ void main() {
float fragU = inVertexPosition.x * symbol.width/font.width; float fragU = inVertexPosition.x * symbol.width/font.width;
float fragV = inVertexPosition.y * symbol.height/font.height; float fragV = inVertexPosition.y * symbol.height/font.height;
float x = (inVertexPosition.x * symbol.width + symbol.left) * character.size / font.width; float x = (inVertexPosition.x * symbol.width + symbol.left) * character.size / font.width;
float y = (inVertexPosition.y * symbol.height + symbol.top) * character.size / font.height; float y = (inVertexPosition.y * symbol.height - symbol.top) * character.size / font.height;
fragUV = vec2(fragU, fragV); fragUV = vec2(fragU, fragV);
fragColor = character.color; fragColor = character.color;

2
client/src/pipeline.c
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@ -496,7 +496,7 @@ VkResult load_font(VkDevice device, VmaAllocator allocator, VkDescriptorSetLayou
symbols[i].width = width; symbols[i].width = width;
symbols[i].height = height; symbols[i].height = height;
symbols[i].left = face->glyph->bitmap_left; symbols[i].left = face->glyph->bitmap_left;
symbols[i].top = ((face->bbox.yMax*size)/face->units_per_EM) - face->glyph->bitmap_top; symbols[i].top = face->glyph->bitmap_top;
symbols[i].advance = face->glyph->advance.x*16/face->units_per_EM; symbols[i].advance = face->glyph->advance.x*16/face->units_per_EM;
max_width = width > max_width ? width : max_width; max_width = width > max_width ? width : max_width;
max_height = height > max_height ? height : max_height; max_height = height > max_height ? height : max_height;