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No commits in common. "addea58fea76b608cf4a33afcfa38626bb9b2acd" and "5a1d13f0a46241f9de23818c345d581261d6f927" have entirely different histories.

10 changed files with 49 additions and 427 deletions

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@ -17,7 +17,6 @@ when ODIN_OS == .Windows {
} }
String :: struct { String :: struct {
isStaticallyAllocated: c.bool,
length: c.int32_t, length: c.int32_t,
chars: [^]c.char, chars: [^]c.char,
} }
@ -420,13 +419,7 @@ UI :: proc() -> proc (config: ElementDeclaration) -> bool {
return ConfigureOpenElement return ConfigureOpenElement
} }
Text :: proc($text: string, config: ^TextElementConfig) { Text :: proc(text: string, config: ^TextElementConfig) {
wrapped := MakeString(text)
wrapped.isStaticallyAllocated = true
_OpenTextElement(wrapped, config)
}
TextDynamic :: proc(text: string, config: ^TextElementConfig) {
_OpenTextElement(MakeString(text), config) _OpenTextElement(MakeString(text), config)
} }

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@ -62,7 +62,7 @@ border2pxRed := clay.BorderElementConfig {
color = COLOR_RED color = COLOR_RED
} }
LandingPageBlob :: proc(index: u32, fontSize: u16, fontId: u16, color: clay.Color, $text: string, image: ^raylib.Texture2D) { LandingPageBlob :: proc(index: u32, fontSize: u16, fontId: u16, color: clay.Color, text: string, image: ^raylib.Texture2D) {
if clay.UI()({ if clay.UI()({
id = clay.ID("HeroBlob", index), id = clay.ID("HeroBlob", index),
layout = { sizing = { width = clay.SizingGrow({ max = 480 }) }, padding = clay.PaddingAll(16), childGap = 16, childAlignment = clay.ChildAlignment{ y = .Center } }, layout = { sizing = { width = clay.SizingGrow({ max = 480 }) }, padding = clay.PaddingAll(16), childGap = 16, childAlignment = clay.ChildAlignment{ y = .Center } },
@ -252,7 +252,7 @@ ColorLerp :: proc(a: clay.Color, b: clay.Color, amount: f32) -> clay.Color {
return clay.Color{a.r + (b.r - a.r) * amount, a.g + (b.g - a.g) * amount, a.b + (b.b - a.b) * amount, a.a + (b.a - a.a) * amount} return clay.Color{a.r + (b.r - a.r) * amount, a.g + (b.g - a.g) * amount, a.b + (b.b - a.b) * amount, a.a + (b.a - a.a) * amount}
} }
LOREM_IPSUM_TEXT :: "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua." LOREM_IPSUM_TEXT := "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."
HighPerformancePage :: proc(lerpValue: f32, titleTextConfig: clay.TextElementConfig, widthSizing: clay.SizingAxis) { HighPerformancePage :: proc(lerpValue: f32, titleTextConfig: clay.TextElementConfig, widthSizing: clay.SizingAxis) {
if clay.UI()({ id = clay.ID("PerformanceLeftText"), layout = { sizing = { width = widthSizing }, layoutDirection = .TopToBottom, childGap = 8 } }) { if clay.UI()({ id = clay.ID("PerformanceLeftText"), layout = { sizing = { width = widthSizing }, layoutDirection = .TopToBottom, childGap = 8 } }) {
@ -321,7 +321,7 @@ HighPerformancePageMobile :: proc(lerpValue: f32) {
} }
} }
RendererButtonActive :: proc(index: i32, $text: string) { RendererButtonActive :: proc(index: i32, text: string) {
if clay.UI()({ if clay.UI()({
layout = { sizing = { width = clay.SizingFixed(300) }, padding = clay.PaddingAll(16) }, layout = { sizing = { width = clay.SizingFixed(300) }, padding = clay.PaddingAll(16) },
backgroundColor = COLOR_RED, backgroundColor = COLOR_RED,
@ -331,7 +331,7 @@ RendererButtonActive :: proc(index: i32, $text: string) {
} }
} }
RendererButtonInactive :: proc(index: u32, $text: string) { RendererButtonInactive :: proc(index: u32, text: string) {
if clay.UI()({ border = border2pxRed }) { if clay.UI()({ border = border2pxRed }) {
if clay.UI()({ if clay.UI()({
id = clay.ID("RendererButtonInactiveInner", index), id = clay.ID("RendererButtonInactiveInner", index),

166
clay.h
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@ -96,9 +96,9 @@
#define CLAY__ENSURE_STRING_LITERAL(x) ("" x "") #define CLAY__ENSURE_STRING_LITERAL(x) ("" x "")
// Note: If an error led you here, it's because CLAY_STRING can only be used with string literals, i.e. CLAY_STRING("SomeString") and not CLAY_STRING(yourString) // Note: If an error led you here, it's because CLAY_STRING can only be used with string literals, i.e. CLAY_STRING("SomeString") and not CLAY_STRING(yourString)
#define CLAY_STRING(string) (CLAY__INIT(Clay_String) { .isStaticallyAllocated = true, .length = CLAY__STRING_LENGTH(CLAY__ENSURE_STRING_LITERAL(string)), .chars = (string) }) #define CLAY_STRING(string) (CLAY__INIT(Clay_String) { .length = CLAY__STRING_LENGTH(CLAY__ENSURE_STRING_LITERAL(string)), .chars = (string) })
#define CLAY_STRING_CONST(string) { .isStaticallyAllocated = true, .length = CLAY__STRING_LENGTH(CLAY__ENSURE_STRING_LITERAL(string)), .chars = (string) } #define CLAY_STRING_CONST(string) { .length = CLAY__STRING_LENGTH(CLAY__ENSURE_STRING_LITERAL(string)), .chars = (string) }
static uint8_t CLAY__ELEMENT_DEFINITION_LATCH; static uint8_t CLAY__ELEMENT_DEFINITION_LATCH;
@ -185,9 +185,6 @@ extern "C" {
// Note: Clay_String is not guaranteed to be null terminated. It may be if created from a literal C string, // Note: Clay_String is not guaranteed to be null terminated. It may be if created from a literal C string,
// but it is also used to represent slices. // but it is also used to represent slices.
typedef struct { typedef struct {
// Set this boolean to true if the char* data underlying this string will live for the entire lifetime of the program.
// This will automatically be set for strings created with CLAY_STRING, as the macro requires a string literal.
bool isStaticallyAllocated;
int32_t length; int32_t length;
// The underlying character memory. Note: this will not be copied and will not extend the lifetime of the underlying memory. // The underlying character memory. Note: this will not be copied and will not extend the lifetime of the underlying memory.
const char *chars; const char *chars;
@ -387,6 +384,10 @@ typedef struct {
// CLAY_TEXT_ALIGN_CENTER - Horizontally aligns wrapped lines of text to the center of their bounding box. // CLAY_TEXT_ALIGN_CENTER - Horizontally aligns wrapped lines of text to the center of their bounding box.
// CLAY_TEXT_ALIGN_RIGHT - Horizontally aligns wrapped lines of text to the right hand side of their bounding box. // CLAY_TEXT_ALIGN_RIGHT - Horizontally aligns wrapped lines of text to the right hand side of their bounding box.
Clay_TextAlignment textAlignment; Clay_TextAlignment textAlignment;
// When set to true, clay will hash the entire text contents of this string as an identifier for its internal
// text measurement cache, rather than just the pointer and length. This will incur significant performance cost for
// long bodies of text.
bool hashStringContents;
} Clay_TextElementConfig; } Clay_TextElementConfig;
CLAY__WRAPPER_STRUCT(Clay_TextElementConfig); CLAY__WRAPPER_STRUCT(Clay_TextElementConfig);
@ -875,7 +876,8 @@ CLAY_DLL_EXPORT int32_t Clay_GetMaxMeasureTextCacheWordCount(void);
// Modifies the maximum number of measured "words" (whitespace seperated runs of characters) that Clay can store in its internal text measurement cache. // Modifies the maximum number of measured "words" (whitespace seperated runs of characters) that Clay can store in its internal text measurement cache.
// This may require reallocating additional memory, and re-calling Clay_Initialize(); // This may require reallocating additional memory, and re-calling Clay_Initialize();
CLAY_DLL_EXPORT void Clay_SetMaxMeasureTextCacheWordCount(int32_t maxMeasureTextCacheWordCount); CLAY_DLL_EXPORT void Clay_SetMaxMeasureTextCacheWordCount(int32_t maxMeasureTextCacheWordCount);
// Resets Clay's internal text measurement cache. Useful if font mappings have changed or fonts have been reloaded. // Resets Clay's internal text measurement cache, useful if memory to represent strings is being re-used.
// Similar behaviour can be achieved on an individual text element level by using Clay_TextElementConfig.hashStringContents
CLAY_DLL_EXPORT void Clay_ResetMeasureTextCache(void); CLAY_DLL_EXPORT void Clay_ResetMeasureTextCache(void);
// Internal API functions required by macros ---------------------- // Internal API functions required by macros ----------------------
@ -1346,140 +1348,26 @@ Clay_ElementId Clay__HashString(Clay_String key, const uint32_t offset, const ui
return CLAY__INIT(Clay_ElementId) { .id = hash + 1, .offset = offset, .baseId = base + 1, .stringId = key }; // Reserve the hash result of zero as "null id" return CLAY__INIT(Clay_ElementId) { .id = hash + 1, .offset = offset, .baseId = base + 1, .stringId = key }; // Reserve the hash result of zero as "null id"
} }
#if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64)) uint32_t Clay__HashTextWithConfig(Clay_String *text, Clay_TextElementConfig *config) {
static inline __m128i Clay__SIMDRotateLeft(__m128i x, int r) {
return _mm_or_si128(_mm_slli_epi64(x, r), _mm_srli_epi64(x, 64 - r));
}
static inline void Clay__SIMDARXMix(__m128i* a, __m128i* b) {
*a = _mm_add_epi64(*a, *b);
*b = _mm_xor_si128(Clay__SIMDRotateLeft(*b, 17), *a);
}
uint64_t Clay__HashData(const uint8_t* data, size_t length) {
// Pinched these constants from the BLAKE implementation
__m128i v0 = _mm_set1_epi64x(0x6a09e667f3bcc908ULL);
__m128i v1 = _mm_set1_epi64x(0xbb67ae8584caa73bULL);
__m128i v2 = _mm_set1_epi64x(0x3c6ef372fe94f82bULL);
__m128i v3 = _mm_set1_epi64x(0xa54ff53a5f1d36f1ULL);
uint8_t overflowBuffer[16] = { 0 }; // Temporary buffer for small inputs
while (length > 0) {
__m128i msg;
if (length >= 16) {
msg = _mm_loadu_si128((const __m128i*)data);
data += 16;
length -= 16;
}
else {
for (int i = 0; i < length; i++) {
overflowBuffer[i] = data[i];
}
msg = _mm_loadu_si128((const __m128i*)overflowBuffer);
length = 0;
}
v0 = _mm_xor_si128(v0, msg);
Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3);
v0 = _mm_add_epi64(v0, v2);
v1 = _mm_add_epi64(v1, v3);
}
Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3);
v0 = _mm_add_epi64(v0, v2);
v1 = _mm_add_epi64(v1, v3);
uint64_t result[2];
_mm_storeu_si128((__m128i*)result, v0);
return result[0] ^ result[1];
}
#elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__)
static inline uint64x2_t Clay__SIMDRotateLeft(uint64x2_t x, int r) {
return vorrq_u64(vshlq_n_u64(x, 17), vshrq_n_u64(x, 64 - 17));
}
static inline void Clay__SIMDARXMix(uint64x2_t* a, uint64x2_t* b) {
*a = vaddq_u64(*a, *b);
*b = veorq_u64(Clay__SIMDRotateLeft(*b, 17), *a);
}
uint64_t Clay__HashData(const uint8_t* data, size_t length) {
// Pinched these constants from the BLAKE implementation
uint64x2_t v0 = vdupq_n_u64(0x6a09e667f3bcc908ULL);
uint64x2_t v1 = vdupq_n_u64(0xbb67ae8584caa73bULL);
uint64x2_t v2 = vdupq_n_u64(0x3c6ef372fe94f82bULL);
uint64x2_t v3 = vdupq_n_u64(0xa54ff53a5f1d36f1ULL);
uint8_t overflowBuffer[8] = { 0 };
while (length > 0) {
uint64x2_t msg;
if (length > 16) {
msg = vld1q_u64((const uint64_t*)data);
data += 16;
length -= 16;
}
else if (length > 8) {
msg = vcombine_u64(vld1_u64((const uint64_t*)data), vdup_n_u64(0));
data += 8;
length -= 8;
}
else {
for (int i = 0; i < length; i++) {
overflowBuffer[i] = data[i];
}
uint8x8_t lower = vld1_u8(overflowBuffer);
msg = vcombine_u8(lower, vdup_n_u8(0));
length = 0;
}
v0 = veorq_u64(v0, msg);
Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3);
v0 = vaddq_u64(v0, v2);
v1 = vaddq_u64(v1, v3);
}
Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3);
v0 = vaddq_u64(v0, v2);
v1 = vaddq_u64(v1, v3);
uint64_t result[2];
vst1q_u64(result, v0);
return result[0] ^ result[1];
}
#else
uint64_t Clay__HashData(const uint8_t* data, size_t length) {
uint64_t hash = 0;
for (int32_t i = 0; i < length; i++) {
hash += data[i];
hash += (hash << 10);
hash ^= (hash >> 6);
}
return hash;
}
#endif
uint32_t Clay__HashStringContentsWithConfig(Clay_String *text, Clay_TextElementConfig *config) {
uint32_t hash = 0; uint32_t hash = 0;
if (text->isStaticallyAllocated) { uintptr_t pointerAsNumber = (uintptr_t)text->chars;
hash += (uintptr_t)text->chars;
if (config->hashStringContents) {
uint32_t maxLengthToHash = CLAY__MIN(text->length, 256);
for (uint32_t i = 0; i < maxLengthToHash; i++) {
hash += text->chars[i];
hash += (hash << 10); hash += (hash << 10);
hash ^= (hash >> 6); hash ^= (hash >> 6);
}
} else {
hash += pointerAsNumber;
hash += (hash << 10);
hash ^= (hash >> 6);
}
hash += text->length; hash += text->length;
hash += (hash << 10); hash += (hash << 10);
hash ^= (hash >> 6); hash ^= (hash >> 6);
} else {
hash = Clay__HashData((const uint8_t *)text->chars, text->length) % UINT32_MAX;
}
hash += config->fontId; hash += config->fontId;
hash += (hash << 10); hash += (hash << 10);
@ -1489,10 +1377,18 @@ uint32_t Clay__HashStringContentsWithConfig(Clay_String *text, Clay_TextElementC
hash += (hash << 10); hash += (hash << 10);
hash ^= (hash >> 6); hash ^= (hash >> 6);
hash += config->lineHeight;
hash += (hash << 10);
hash ^= (hash >> 6);
hash += config->letterSpacing; hash += config->letterSpacing;
hash += (hash << 10); hash += (hash << 10);
hash ^= (hash >> 6); hash ^= (hash >> 6);
hash += config->wrapMode;
hash += (hash << 10);
hash ^= (hash >> 6);
hash += (hash << 3); hash += (hash << 3);
hash ^= (hash >> 11); hash ^= (hash >> 11);
hash += (hash << 15); hash += (hash << 15);
@ -1527,7 +1423,7 @@ Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_Text
return &Clay__MeasureTextCacheItem_DEFAULT; return &Clay__MeasureTextCacheItem_DEFAULT;
} }
#endif #endif
uint32_t id = Clay__HashStringContentsWithConfig(text, config); uint32_t id = Clay__HashTextWithConfig(text, config);
uint32_t hashBucket = id % (context->maxMeasureTextCacheWordCount / 32); uint32_t hashBucket = id % (context->maxMeasureTextCacheWordCount / 32);
int32_t elementIndexPrevious = 0; int32_t elementIndexPrevious = 0;
int32_t elementIndex = context->measureTextHashMap.internalArray[hashBucket]; int32_t elementIndex = context->measureTextHashMap.internalArray[hashBucket];

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@ -1,262 +1,9 @@
#include <Windows.h> #include <Windows.h>
// #define USE_INTRINSICS
// #define USE_FAST_SQRT
#if defined(USE_INTRINSICS)
#include <immintrin.h>
#endif
#include "../../clay.h" #include "../../clay.h"
HDC renderer_hdcMem = {0}; HDC renderer_hdcMem = {0};
HBITMAP renderer_hbmMem = {0}; HBITMAP renderer_hbmMem = {0};
HANDLE renderer_hOld = {0}; HANDLE renderer_hOld = {0};
bool gdi_fabulous = true;
#define RECTWIDTH(rc) ((rc).right - (rc).left)
#define RECTHEIGHT(rc) ((rc).bottom - (rc).top)
/*----------------------------------------------------------------------------+
| Math stuff start |
+----------------------------------------------------------------------------*/
#if defined(USE_INTRINSICS)
#define sqrtf_impl(x) intrin_sqrtf(x)
#elif defined(USE_FAST_SQRT)
#define sqrtf_impl(x) fast_sqrtf(x)
#else
#define sqrtf_impl(x) sqrtf(x) // Fallback to std sqrtf
#endif
// Use intrinsics
#if defined(USE_INTRINSICS)
inline float intrin_sqrtf(const float f)
{
__m128 temp = _mm_set_ss(f);
temp = _mm_sqrt_ss(temp);
return _mm_cvtss_f32(temp);
}
#endif // defined(USE_INTRINSICS)
// Use fast inverse square root
#if defined(USE_FAST_SQRT)
float fast_inv_sqrtf(float number)
{
const float threehalfs = 1.5f;
float x2 = number * 0.5f;
float y = number;
// Evil bit-level hacking
uint32_t i = *(uint32_t*)&y;
i = 0x5f3759df - (i >> 1); // Initial guess for Newton's method
y = *(float*)&i;
// One iteration of Newton's method
y = y * (threehalfs - (x2 * y * y)); // y = y * (1.5 - 0.5 * x * y^2)
return y;
}
// Fast square root approximation using the inverse square root
float fast_sqrtf(float number)
{
if (number < 0.0f) return 0.0f; // Handle negative input
return number * fast_inv_sqrtf(number);
}
#endif
/*----------------------------------------------------------------------------+
| Math stuff end |
+----------------------------------------------------------------------------*/
static inline Clay_Color ColorBlend(Clay_Color base, Clay_Color overlay, float factor)
{
Clay_Color blended;
// Normalize alpha values for multiplications
float base_a = base.a / 255.0f;
float overlay_a = overlay.a / 255.0f;
overlay_a *= factor;
float out_a = overlay_a + base_a * (1.0f - overlay_a);
// Avoid division by zero and fully transparent cases
if (out_a <= 0.0f)
{
return (Clay_Color) { .a = 0, .r = 0, .g = 0, .b = 0 };
}
blended.r = (overlay.r * overlay_a + base.r * base_a * (1.0f - overlay_a)) / out_a;
blended.g = (overlay.g * overlay_a + base.g * base_a * (1.0f - overlay_a)) / out_a;
blended.b = (overlay.b * overlay_a + base.b * base_a * (1.0f - overlay_a)) / out_a;
blended.a = out_a * 255.0f; // Denormalize alpha back
return blended;
}
static float RoundedRectPixelCoverage(int x, int y, const Clay_CornerRadius radius, int width, int height) {
// Check if the pixel is in one of the four rounded corners
if (x < radius.topLeft && y < radius.topLeft) {
// Top-left corner
float dx = radius.topLeft - x - 1;
float dy = radius.topLeft - y - 1;
float distance = sqrtf_impl(dx * dx + dy * dy);
if (distance > radius.topLeft)
return 0.0f;
if (distance <= radius.topLeft - 1)
return 1.0f;
return radius.topLeft - distance;
}
else if (x >= width - radius.topRight && y < radius.topRight) {
// Top-right corner
float dx = x - (width - radius.topRight);
float dy = radius.topRight - y - 1;
float distance = sqrtf_impl(dx * dx + dy * dy);
if (distance > radius.topRight)
return 0.0f;
if (distance <= radius.topRight - 1)
return 1.0f;
return radius.topRight - distance;
}
else if (x < radius.bottomLeft && y >= height - radius.bottomLeft) {
// Bottom-left corner
float dx = radius.bottomLeft - x - 1;
float dy = y - (height - radius.bottomLeft);
float distance = sqrtf_impl(dx * dx + dy * dy);
if (distance > radius.bottomLeft)
return 0.0f;
if (distance <= radius.bottomLeft - 1)
return 1.0f;
return radius.bottomLeft - distance;
}
else if (x >= width - radius.bottomRight && y >= height - radius.bottomRight) {
// Bottom-right corner
float dx = x - (width - radius.bottomRight);
float dy = y - (height - radius.bottomRight);
float distance = sqrtf_impl(dx * dx + dy * dy);
if (distance > radius.bottomRight)
return 0.0f;
if (distance <= radius.bottomRight - 1)
return 1.0f;
return radius.bottomRight - distance;
}
else {
// Not in a corner, full coverage
return 1.0f;
}
}
typedef struct {
HDC hdcMem;
HBITMAP hbmMem;
HBITMAP hbmMemPrev;
void* pBits;
SIZE size;
} HDCSubstitute;
static void CreateHDCSubstitute(HDCSubstitute* phdcs, HDC hdcSrc, PRECT prc)
{
if (prc == NULL)
return;
phdcs->size = (SIZE){ RECTWIDTH(*prc), RECTHEIGHT(*prc) };
if (phdcs->size.cx <= 0 || phdcs->size.cy <= 0)
return;
phdcs->hdcMem = CreateCompatibleDC(hdcSrc);
if (phdcs->hdcMem == NULL)
return;
// Create a 32-bit DIB section for the memory DC
BITMAPINFO bmi = { 0 };
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmi.bmiHeader.biWidth = phdcs->size.cx;
bmi.bmiHeader.biHeight = -phdcs->size.cy; // I think it's faster? Probably
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = 32;
bmi.bmiHeader.biCompression = BI_RGB;
phdcs->pBits = NULL;
phdcs->hbmMem = CreateDIBSection(phdcs->hdcMem, &bmi, DIB_RGB_COLORS, &phdcs->pBits, NULL, 0);
if (phdcs->hbmMem == NULL)
{
DeleteDC(phdcs->hdcMem);
return;
}
// Select the DIB section into the memory DC
phdcs->hbmMemPrev = SelectObject(phdcs->hdcMem, phdcs->hbmMem);
// Copy the content of the target DC to the memory DC
BitBlt(phdcs->hdcMem, 0, 0, phdcs->size.cx, phdcs->size.cy, hdcSrc, prc->left, prc->top, SRCCOPY);
}
static void DestroyHDCSubstitute(HDCSubstitute* phdcs)
{
if (phdcs == NULL)
return;
// Clean up
SelectObject(phdcs->hdcMem, phdcs->hbmMemPrev);
DeleteObject(phdcs->hbmMem);
DeleteDC(phdcs->hdcMem);
ZeroMemory(phdcs, sizeof(HDCSubstitute));
}
static void __Clay_Win32_FillRoundRect(HDC hdc, PRECT prc, Clay_Color color, Clay_CornerRadius radius)
{
HDCSubstitute substitute = { 0 };
CreateHDCSubstitute(&substitute, hdc, prc);
bool has_corner_radius = radius.topLeft || radius.topRight || radius.bottomLeft || radius.bottomRight;
if (has_corner_radius)
{
// Limit the corner radius to the minimum of half the width and half the height
float max_radius = (float)fmin(substitute.size.cx / 2.0f, substitute.size.cy / 2.0f);
if (radius.topLeft > max_radius) radius.topLeft = max_radius;
if (radius.topRight > max_radius) radius.topRight = max_radius;
if (radius.bottomLeft > max_radius) radius.bottomLeft = max_radius;
if (radius.bottomRight > max_radius) radius.bottomRight = max_radius;
}
// Iterate over each pixel in the DIB section
uint32_t* pixels = (uint32_t*)substitute.pBits;
for (int y = 0; y < substitute.size.cy; ++y)
{
for (int x = 0; x < substitute.size.cx; ++x)
{
float coverage = 1.0f;
if (has_corner_radius)
coverage = RoundedRectPixelCoverage(x, y, radius, substitute.size.cx, substitute.size.cy);
if (coverage > 0.0f)
{
uint32_t pixel = pixels[y * substitute.size.cx + x];
Clay_Color dst_color = {
.r = (float)((pixel >> 16) & 0xFF), // Red
.g = (float)((pixel >> 8) & 0xFF), // Green
.b = (float)(pixel & 0xFF), // Blue
.a = 255.0f // Fully opaque
};
Clay_Color blended = ColorBlend(dst_color, color, coverage);
pixels[y * substitute.size.cx + x] =
((uint32_t)(blended.b) << 0) |
((uint32_t)(blended.g) << 8) |
((uint32_t)(blended.r) << 16);
}
}
}
// Copy the blended content back to the target DC
BitBlt(hdc, prc->left, prc->top, substitute.size.cx, substitute.size.cy, substitute.hdcMem, 0, 0, SRCCOPY);
DestroyHDCSubstitute(&substitute);
}
void Clay_Win32_Render(HWND hwnd, Clay_RenderCommandArray renderCommands, HFONT* fonts) void Clay_Win32_Render(HWND hwnd, Clay_RenderCommandArray renderCommands, HFONT* fonts)
{ {
@ -324,21 +71,9 @@ void Clay_Win32_Render(HWND hwnd, Clay_RenderCommandArray renderCommands, HFONT*
r.right = boundingBox.x + boundingBox.width; r.right = boundingBox.x + boundingBox.width;
r.bottom = boundingBox.y + boundingBox.height; r.bottom = boundingBox.y + boundingBox.height;
bool translucid = rrd.backgroundColor.a > 0.0f && rrd.backgroundColor.a < 255.0f;
bool has_rounded_corners = rrd.cornerRadius.topLeft > 0.0f
|| rrd.cornerRadius.topRight > 0.0f
|| rrd.cornerRadius.bottomLeft > 0.0f
|| rrd.cornerRadius.bottomRight > 0.0f;
if (gdi_fabulous && (translucid || has_rounded_corners))
{
__Clay_Win32_FillRoundRect(renderer_hdcMem, &r, rrd.backgroundColor, rrd.cornerRadius);
}
else
{
HBRUSH recColor = CreateSolidBrush(RGB(rrd.backgroundColor.r, rrd.backgroundColor.g, rrd.backgroundColor.b)); HBRUSH recColor = CreateSolidBrush(RGB(rrd.backgroundColor.r, rrd.backgroundColor.g, rrd.backgroundColor.b));
if (has_rounded_corners) if (rrd.cornerRadius.topLeft > 0)
{ {
HRGN roundedRectRgn = CreateRoundRectRgn( HRGN roundedRectRgn = CreateRoundRectRgn(
r.left, r.top, r.right + 1, r.bottom + 1, r.left, r.top, r.right + 1, r.bottom + 1,
@ -353,8 +88,6 @@ void Clay_Win32_Render(HWND hwnd, Clay_RenderCommandArray renderCommands, HFONT*
} }
DeleteObject(recColor); DeleteObject(recColor);
}
break; break;
} }