improving blitter

2026-04-22 03:13:15 +02:00
parent aaeca6f854
commit 9b7728503b
3 changed files with 270 additions and 39 deletions
@@ -120,6 +120,10 @@ pub inline fn isUnorm(format: vk.Format) bool {
    return lib.vku.vkuFormatIsUNORM(@intCast(@intFromEnum(format)));
 }

+pub inline fn isFloat(format: vk.Format) bool {
+    return isSfloat(format) or isUfloat(format);
+}
+
 pub fn getScale(format: vk.Format) zm.F32x4 {
    return switch (format) {
        .r4g4_unorm_pack8,
@@ -244,3 +248,170 @@ pub fn getScale(format: vk.Format) zm.F32x4 {
        },
    };
 }
+
+pub fn isUnsignedComponent(format: vk.Format, component: usize) bool {
+    return switch (format) {
+        .undefined,
+        .r4g4_unorm_pack8,
+        .r4g4b4a4_unorm_pack16,
+        .b4g4r4a4_unorm_pack16,
+        .a4r4g4b4_unorm_pack16,
+        .a4b4g4r4_unorm_pack16,
+        .r5g6b5_unorm_pack16,
+        .b5g6r5_unorm_pack16,
+        .r5g5b5a1_unorm_pack16,
+        .b5g5r5a1_unorm_pack16,
+        .a1r5g5b5_unorm_pack16,
+        .r8_unorm,
+        .r8_uint,
+        .r8_srgb,
+        .r8g8_unorm,
+        .r8g8_uscaled,
+        .r8g8_uint,
+        .r8g8_srgb,
+        .r8g8b8a8_unorm,
+        .r8g8b8a8_uscaled,
+        .r8g8b8a8_uint,
+        .r8g8b8a8_srgb,
+        .b8g8r8a8_unorm,
+        .b8g8r8a8_uscaled,
+        .b8g8r8a8_uint,
+        .b8g8r8a8_srgb,
+        .a8b8g8r8_unorm_pack32,
+        .a8b8g8r8_uscaled_pack32,
+        .a8b8g8r8_uint_pack32,
+        .a8b8g8r8_srgb_pack32,
+        .a2r10g10b10_unorm_pack32,
+        .a2r10g10b10_uscaled_pack32,
+        .a2r10g10b10_uint_pack32,
+        .a2b10g10r10_unorm_pack32,
+        .a2b10g10r10_uscaled_pack32,
+        .a2b10g10r10_uint_pack32,
+        .r16_unorm,
+        .r16_uscaled,
+        .r16_uint,
+        .r16g16_unorm,
+        .r16g16_uscaled,
+        .r16g16_uint,
+        .r16g16b16_unorm,
+        .r16g16b16_uscaled,
+        .r16g16b16_uint,
+        .r16g16b16a16_unorm,
+        .r16g16b16a16_uscaled,
+        .r16g16b16a16_uint,
+        .r32_uint,
+        .r32g32_uint,
+        .r32g32b32_uint,
+        .r32g32b32a32_uint,
+        .r64_uint,
+        .r64g64_uint,
+        .r64g64b64_uint,
+        .r64g64b64a64_uint,
+        .b10g11r11_ufloat_pack32,
+        .e5b9g9r9_ufloat_pack32,
+        .d16_unorm,
+        .x8_d24_unorm_pack32,
+        .s8_uint,
+        .d16_unorm_s8_uint,
+        .d24_unorm_s8_uint,
+        .d32_sfloat,
+        .d32_sfloat_s8_uint,
+        .bc1_rgb_unorm_block,
+        .bc1_rgb_srgb_block,
+        .bc1_rgba_unorm_block,
+        .bc1_rgba_srgb_block,
+        .bc2_unorm_block,
+        .bc2_srgb_block,
+        .bc3_unorm_block,
+        .bc3_srgb_block,
+        .bc4_unorm_block,
+        .bc5_unorm_block,
+        .bc6h_ufloat_block,
+        .bc7_unorm_block,
+        .bc7_srgb_block,
+        .eac_r11_unorm_block,
+        .eac_r11g11_unorm_block,
+        .etc2_r8g8b8_unorm_block,
+        .etc2_r8g8b8_srgb_block,
+        .etc2_r8g8b8a1_unorm_block,
+        .etc2_r8g8b8a1_srgb_block,
+        .etc2_r8g8b8a8_unorm_block,
+        .etc2_r8g8b8a8_srgb_block,
+        => true,
+        .r8g8b8a8_snorm,
+        .r8g8b8a8_sscaled,
+        .r8g8b8a8_sint,
+        .b8g8r8a8_snorm,
+        .b8g8r8a8_sscaled,
+        .b8g8r8a8_sint,
+        .a8b8g8r8_snorm_pack32,
+        .a8b8g8r8_sscaled_pack32,
+        .a8b8g8r8_sint_pack32,
+        .a2r10g10b10_snorm_pack32,
+        .a2r10g10b10_sscaled_pack32,
+        .a2r10g10b10_sint_pack32,
+        .a2b10g10r10_snorm_pack32,
+        .a2b10g10r10_sscaled_pack32,
+        .a2b10g10r10_sint_pack32,
+        .r16g16b16a16_snorm,
+        .r16g16b16a16_sscaled,
+        .r16g16b16a16_sint,
+        .r16g16b16a16_sfloat,
+        .r32g32b32a32_sint,
+        .r32g32b32a32_sfloat,
+        .r64g64b64a64_sint,
+        .r64g64b64a64_sfloat,
+        .bc4_snorm_block,
+        .bc5_snorm_block,
+        .bc6h_sfloat_block,
+        .eac_r11_snorm_block,
+        .eac_r11g11_snorm_block,
+        .g8_b8_r8_3plane_420_unorm,
+        .g8_b8r8_2plane_420_unorm,
+        .g10x6_b10x6r10x6_2plane_420_unorm_3pack16,
+        => false,
+        .r8_snorm,
+        .r8_uscaled,
+        .r8_sscaled,
+        .r8_sint,
+        .r16_snorm,
+        .r16_sscaled,
+        .r16_sint,
+        .r16_sfloat,
+        .r32_sint,
+        .r32_sfloat,
+        .r64_sint,
+        .r64_sfloat,
+        => component >= 1,
+        .r8g8_snorm,
+        .r8g8_sscaled,
+        .r8g8_sint,
+        .r16g16_snorm,
+        .r16g16_sscaled,
+        .r16g16_sint,
+        .r16g16_sfloat,
+        .r32g32_sint,
+        .r32g32_sfloat,
+        .r64g64_sint,
+        .r64g64_sfloat,
+        => component >= 2,
+        .r16g16b16_snorm,
+        .r16g16b16_sscaled,
+        .r16g16b16_sint,
+        .r16g16b16_sfloat,
+        .r32g32b32_sint,
+        .r32g32b32_sfloat,
+        .r64g64b64_sint,
+        .r64g64b64_sfloat,
+        => component >= 3,
+
+        else => blk: {
+            lib.unsupported("Format unsigned component {any}", .{format});
+            break :blk false;
+        },
+    };
+}
+
+pub inline fn isUnsigned(format: vk.Format) bool {
+    return isUnsignedComponent(format, 0);
+}