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-rw-r--r--src/lib/util/bitmap.h79
1 files changed, 50 insertions, 29 deletions
diff --git a/src/lib/util/bitmap.h b/src/lib/util/bitmap.h
index ed6a5382a61..57ed0bc1775 100644
--- a/src/lib/util/bitmap.h
+++ b/src/lib/util/bitmap.h
@@ -16,6 +16,9 @@
#include "osdcore.h"
#include "palette.h"
+#include <algorithm>
+#include <memory>
+
//**************************************************************************
// TYPE DEFINITIONS
@@ -151,23 +154,23 @@ public:
// operations
void set_palette(palette_t *palette);
- void fill(uint32_t color) { fill(color, m_cliprect); }
- void fill(uint32_t color, const rectangle &cliprect);
- void plot_box(int x, int y, int width, int height, uint32_t color)
+ void fill(uint64_t color) { fill(color, m_cliprect); }
+ void fill(uint64_t color, const rectangle &bounds);
+ void plot_box(int32_t x, int32_t y, int32_t width, int32_t height, uint64_t color)
{
- rectangle clip(x, x + width - 1, y, y + height - 1);
- fill(color, clip);
+ fill(color, rectangle(x, x + width - 1, y, y + height - 1));
}
// pixel access
- template<typename PixelType>
- PixelType &pixt(int32_t y, int32_t x = 0) const { return *(reinterpret_cast<PixelType *>(m_base) + y * m_rowpixels + x); }
- void *raw_pixptr(int32_t y, int32_t x = 0) const { return reinterpret_cast<uint8_t *>(m_base) + (y * m_rowpixels + x) * m_bpp / 8; }
+ void *raw_pixptr(int32_t y, int32_t x = 0) { return reinterpret_cast<uint8_t *>(m_base) + (y * m_rowpixels + x) * m_bpp / 8; }
+ void const *raw_pixptr(int32_t y, int32_t x = 0) const { return reinterpret_cast<uint8_t *>(m_base) + (y * m_rowpixels + x) * m_bpp / 8; }
protected:
// for use by subclasses only to ensure type correctness
+ template <typename PixelType> PixelType &pixt(int32_t y, int32_t x = 0) { return *(reinterpret_cast<PixelType *>(m_base) + y * m_rowpixels + x); }
+ template <typename PixelType> PixelType const &pixt(int32_t y, int32_t x = 0) const { return *(reinterpret_cast<PixelType *>(m_base) + y * m_rowpixels + x); }
void wrap(void *base, int width, int height, int rowpixels);
- void wrap(const bitmap_t &source, const rectangle &subrect);
+ void wrap(bitmap_t &source, const rectangle &subrect);
private:
// internal helpers
@@ -191,17 +194,17 @@ private:
// ======================> bitmap_specific, bitmap8_t, bitmap16_t, bitmap32_t, bitmap64_t
-template<typename PixelType>
+template <typename PixelType>
class bitmap_specific : public bitmap_t
{
- static constexpr int PixelBits = 8 * sizeof(PixelType);
+ static constexpr int PIXEL_BITS = 8 * sizeof(PixelType);
protected:
// construction/destruction -- subclasses only
bitmap_specific(bitmap_specific<PixelType> &&) = default;
- bitmap_specific(bitmap_format format, int width = 0, int height = 0, int xslop = 0, int yslop = 0) : bitmap_t(format, PixelBits, width, height, xslop, yslop) { }
- bitmap_specific(bitmap_format format, PixelType *base, int width, int height, int rowpixels) : bitmap_t(format, PixelBits, base, width, height, rowpixels) { }
- bitmap_specific(bitmap_format format, bitmap_specific<PixelType> &source, const rectangle &subrect) : bitmap_t(format, PixelBits, source, subrect) { }
+ bitmap_specific(bitmap_format format, int width = 0, int height = 0, int xslop = 0, int yslop = 0) : bitmap_t(format, PIXEL_BITS, width, height, xslop, yslop) { }
+ bitmap_specific(bitmap_format format, PixelType *base, int width, int height, int rowpixels) : bitmap_t(format, PIXEL_BITS, base, width, height, rowpixels) { }
+ bitmap_specific(bitmap_format format, bitmap_specific<PixelType> &source, const rectangle &subrect) : bitmap_t(format, PIXEL_BITS, source, subrect) { }
bitmap_specific<PixelType> &operator=(bitmap_specific<PixelType> &&) = default;
@@ -209,27 +212,46 @@ public:
using pixel_t = PixelType;
// getters
- uint8_t bpp() const { return PixelBits; }
+ uint8_t bpp() const { return PIXEL_BITS; }
// pixel accessors
- PixelType &pix(int32_t y, int32_t x = 0) const { return pixt<PixelType>(y, x); }
- PixelType &pix8(int32_t y, int32_t x = 0) const { static_assert(PixelBits == 8, "must be 8bpp"); return pixt<PixelType>(y, x); }
- PixelType &pix16(int32_t y, int32_t x = 0) const { static_assert(PixelBits == 16, "must be 16bpp"); return pixt<PixelType>(y, x); }
- PixelType &pix32(int32_t y, int32_t x = 0) const { static_assert(PixelBits == 32, "must be 32bpp"); return pixt<PixelType>(y, x); }
- PixelType &pix64(int32_t y, int32_t x = 0) const { static_assert(PixelBits == 64, "must be 64bpp"); return pixt<PixelType>(y, x); }
+ PixelType &pix(int32_t y, int32_t x = 0) { return pixt<PixelType>(y, x); }
+ PixelType const &pix(int32_t y, int32_t x = 0) const { return pixt<PixelType>(y, x); }
+
+ // operations
+ void fill(PixelType color) { fill(color, cliprect()); }
+ void fill(PixelType color, const rectangle &bounds)
+ {
+ // if we have a cliprect, intersect with that
+ rectangle fill(bounds);
+ fill &= cliprect();
+ if (!fill.empty())
+ {
+ for (int32_t y = fill.top(); y <= fill.bottom(); y++)
+ std::fill_n(&pix(y, fill.left()), fill.width(), color);
+ }
+ }
+ void plot_box(int32_t x, int32_t y, int32_t width, int32_t height, PixelType color)
+ {
+ fill(color, rectangle(x, x + width - 1, y, y + height - 1));
+ }
};
// 8bpp bitmaps
using bitmap8_t = bitmap_specific<uint8_t>;
+extern template class bitmap_specific<uint8_t>;
// 16bpp bitmaps
using bitmap16_t = bitmap_specific<uint16_t>;
+extern template class bitmap_specific<uint16_t>;
// 32bpp bitmaps
using bitmap32_t = bitmap_specific<uint32_t>;
+extern template class bitmap_specific<uint32_t>;
// 64bpp bitmaps
using bitmap64_t = bitmap_specific<uint64_t>;
+extern template class bitmap_specific<uint64_t>;
// ======================> bitmap_ind8, bitmap_ind16, bitmap_ind32, bitmap_ind64
@@ -246,7 +268,7 @@ public:
bitmap_ind8(uint8_t *base, int width, int height, int rowpixels) : bitmap8_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_ind8(bitmap_ind8 &source, const rectangle &subrect) : bitmap8_t(k_bitmap_format, source, subrect) { }
void wrap(uint8_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -266,7 +288,7 @@ public:
bitmap_ind16(uint16_t *base, int width, int height, int rowpixels) : bitmap16_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_ind16(bitmap_ind16 &source, const rectangle &subrect) : bitmap16_t(k_bitmap_format, source, subrect) { }
void wrap(uint16_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -286,7 +308,7 @@ public:
bitmap_ind32(uint32_t *base, int width, int height, int rowpixels) : bitmap32_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_ind32(bitmap_ind32 &source, const rectangle &subrect) : bitmap32_t(k_bitmap_format, source, subrect) { }
void wrap(uint32_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -306,7 +328,7 @@ public:
bitmap_ind64(uint64_t *base, int width, int height, int rowpixels) : bitmap64_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_ind64(bitmap_ind64 &source, const rectangle &subrect) : bitmap64_t(k_bitmap_format, source, subrect) { }
void wrap(uint64_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_ind8 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -329,7 +351,7 @@ public:
bitmap_yuy16(uint16_t *base, int width, int height, int rowpixels) : bitmap16_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_yuy16(bitmap_yuy16 &source, const rectangle &subrect) : bitmap16_t(k_bitmap_format, source, subrect) { }
void wrap(uint16_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_yuy16 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_yuy16 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -349,7 +371,7 @@ public:
bitmap_rgb32(uint32_t *base, int width, int height, int rowpixels) : bitmap32_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_rgb32(bitmap_rgb32 &source, const rectangle &subrect) : bitmap32_t(k_bitmap_format, source, subrect) { }
void wrap(uint32_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_rgb32 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_rgb32 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -369,7 +391,7 @@ public:
bitmap_argb32(uint32_t *base, int width, int height, int rowpixels) : bitmap32_t(k_bitmap_format, base, width, height, rowpixels) { }
bitmap_argb32(bitmap_argb32 &source, const rectangle &subrect) : bitmap32_t(k_bitmap_format, source, subrect) { }
void wrap(uint32_t *base, int width, int height, int rowpixels) { bitmap_t::wrap(base, width, height, rowpixels); }
- void wrap(const bitmap_argb32 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<const bitmap_t &>(source), subrect); }
+ void wrap(bitmap_argb32 &source, const rectangle &subrect) { bitmap_t::wrap(static_cast<bitmap_t &>(source), subrect); }
// getters
bitmap_format format() const { return k_bitmap_format; }
@@ -377,5 +399,4 @@ public:
bitmap_argb32 &operator=(bitmap_argb32 &&) = default;
};
-
-#endif // MAME_UTIL_BITMAP_H
+#endif // MAME_UTIL_BITMAP_H