renderer: draw floating-point text
parent
c20793d896
commit
378d42a0aa
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@ -79,7 +79,7 @@ void DEBUG_draw_entities(uint64_t key, entity_view * data) {
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DrawTexturePro(GetSpriteTexture2D(assets_find(it_kind)), ASSET_SRC_RECT(), ((Rectangle){ix, iy, 32, 32}), (Vector2){0.5f,0.5f}, 0.0f, ALPHA(WHITE));
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DrawTexturePro(GetSpriteTexture2D(assets_find(it_kind)), ASSET_SRC_RECT(), ((Rectangle){ix, iy, 32, 32}), (Vector2){0.5f,0.5f}, 0.0f, ALPHA(WHITE));
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if (!inv_is_open)
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if (!inv_is_open)
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DrawTextEco(zpl_bprintf("%d", qty), ix+24, iy+24, 8, RAYWHITE, 0.0f);
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DrawTextEco(zpl_bprintf("%d", qty), x+24, y+24, 8, RAYWHITE, 0.0f);
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}
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}
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}
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}
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}break;
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}break;
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@ -9,17 +9,86 @@
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static inline float lerp(float a, float b, float t) { return a * (1.0f - t) + b * t; }
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static inline float lerp(float a, float b, float t) { return a * (1.0f - t) + b * t; }
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static inline
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void DrawTextCodepointEco(Font font, int codepoint, Vector2 position, float fontSize, Color tint)
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{
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// Character index position in sprite font
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// NOTE: In case a codepoint is not available in the font, index returned points to '?'
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int index = GetGlyphIndex(font, codepoint);
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float scaleFactor = fontSize/font.baseSize; // Character quad scaling factor
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// Character destination rectangle on screen
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// NOTE: We consider glyphPadding on drawing
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Rectangle dstRec = { position.x + font.glyphs[index].offsetX*scaleFactor - (float)font.glyphPadding*scaleFactor,
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position.y + font.glyphs[index].offsetY*scaleFactor - (float)font.glyphPadding*scaleFactor,
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(font.recs[index].width + 2.0f*font.glyphPadding)*scaleFactor,
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(font.recs[index].height + 2.0f*font.glyphPadding)*scaleFactor };
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// Character source rectangle from font texture atlas
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// NOTE: We consider chars padding when drawing, it could be required for outline/glow shader effects
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Rectangle srcRec = { font.recs[index].x - (float)font.glyphPadding, font.recs[index].y - (float)font.glyphPadding,
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font.recs[index].width + 2.0f*font.glyphPadding, font.recs[index].height + 2.0f*font.glyphPadding };
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// Draw the character texture on the screen
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DrawTexturePro(font.texture, srcRec, dstRec, (Vector2){ 0, 0 }, 0.0f, tint);
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}
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static inline
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void DrawTextExEco(Font font, const char *text, Vector2 position, float fontSize, float spacing, Color tint)
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{
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if (font.texture.id == 0) font = GetFontDefault(); // Security check in case of not valid font
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int size = TextLength(text); // Total size in bytes of the text, scanned by codepoints in loop
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int textOffsetY = 0; // Offset between lines (on line break '\n')
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float textOffsetX = 0.0f; // Offset X to next character to draw
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float scaleFactor = fontSize/font.baseSize; // Character quad scaling factor
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for (int i = 0; i < size;)
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{
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// Get next codepoint from byte string and glyph index in font
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int codepointByteCount = 0;
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int codepoint = GetCodepoint(&text[i], &codepointByteCount);
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int index = GetGlyphIndex(font, codepoint);
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// NOTE: Normally we exit the decoding sequence as soon as a bad byte is found (and return 0x3f)
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// but we need to draw all of the bad bytes using the '?' symbol moving one byte
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if (codepoint == 0x3f) codepointByteCount = 1;
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if (codepoint == '\n')
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{
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// NOTE: Fixed line spacing of 1.5 line-height
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// TODO: Support custom line spacing defined by user
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textOffsetY += (int)((font.baseSize + font.baseSize/2.0f)*scaleFactor);
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textOffsetX = 0.0f;
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}
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else
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{
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if ((codepoint != ' ') && (codepoint != '\t'))
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{
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DrawTextCodepointEco(font, codepoint, (Vector2){ position.x + textOffsetX, position.y + textOffsetY }, fontSize, tint);
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}
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if (font.glyphs[index].advanceX == 0) textOffsetX += ((float)font.recs[index].width*scaleFactor + spacing);
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else textOffsetX += ((float)font.glyphs[index].advanceX*scaleFactor + spacing);
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}
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i += codepointByteCount; // Move text bytes counter to next codepoint
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}
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}
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static inline
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static inline
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void DrawTextEco(const char *text, float posX, float posY, int fontSize, Color color, float spacing) {
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void DrawTextEco(const char *text, float posX, float posY, int fontSize, Color color, float spacing) {
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#if 1
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#if 1
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// Check if default font has been loaded
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// Check if default font has been loaded
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if (GetFontDefault().texture.id != 0) {
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if (GetFontDefault().texture.id != 0) {
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Vector2 position = { (float)posX , (float)posY };
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Vector2 position = { posX , posY };
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float defaultFontSize = 10.0; // Default Font chars height in pixel
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float defaultFontSize = 10.0; // Default Font chars height in pixel
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float new_spacing = spacing == 0.0f ? (float)fontSize/defaultFontSize : spacing;
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float new_spacing = spacing == 0.0f ? fontSize/(float)defaultFontSize : spacing;
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DrawTextEx(GetFontDefault(), text, position, (float)fontSize , (float)new_spacing , color);
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DrawTextExEco(GetFontDefault(), text, position, (float)fontSize , (float)new_spacing , color);
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}
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}
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#endif
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#endif
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}
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}
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