More work. Audio driver works enough to play music now.

2025-09-23 06:53:43 +00:00 · 2019-12-11 00:51:42 -05:00
parent b1e8e11a56
commit e368cf7235
141 changed files with 8996 additions and 1117 deletions
--- a/PortabilityLayer/SharedTypes.h
+++ b/PortabilityLayer/SharedTypes.h
@@ -0,0 +1,139 @@
+#pragma once
+
+#include "PLBigEndian.h"
+#include "PixelFormat.h"
+
+struct Point
+{
+	int16_t v;
+	int16_t h;
+};
+
+struct Rect
+{
+	int16_t top;
+	int16_t left;
+	int16_t bottom;
+	int16_t right;
+
+	bool IsValid() const;
+	Rect Intersect(const Rect &rect) const;
+	Rect MakeValid() const;
+	static Rect Create(int16_t top, int16_t left, int16_t bottom, int16_t right);
+};
+
+struct Region
+{
+	uint16_t size;
+	Rect rect;
+};
+
+
+struct BERect
+{
+	BEInt16_t top;
+	BEInt16_t left;
+	BEInt16_t bottom;
+	BEInt16_t right;
+
+	Rect ToRect() const;
+};
+
+struct BERegion
+{
+	BEUInt16_t recordSize;
+	BERect rect;
+};
+
+struct Picture
+{
+	uint8_t sizeLowBytes[2];	// Low-order bytes of size, deprecated
+
+	BERect picFrame;
+};
+
+struct BEBitMap
+{
+	BERect m_bounds;
+};
+
+struct BEPixMap
+{
+	BERect m_bounds;
+	BEUInt16_t m_version;
+	BEUInt16_t m_packType;
+	BEUInt32_t m_packSize;
+	BEUInt32_t m_hRes;
+	BEUInt32_t m_vRes;
+	BEUInt16_t m_pixelType;
+	BEUInt16_t m_pixelSize;
+	BEUInt16_t m_componentCount;
+	BEUInt16_t m_componentSize;
+	BEUInt32_t m_planeSizeBytes;
+	BEUInt32_t m_clutHandle;
+	BEUInt32_t m_unused;
+};
+
+struct BEColorTableHeader
+{
+	BEUInt32_t m_resourceID;
+	BEUInt16_t m_flags;	// 0x8000 = indexed, 0x0000 = pixel map
+	BEUInt16_t m_numItemsMinusOne;
+};
+
+struct BEColorTableItem
+{
+	BEUInt16_t m_index;
+	uint8_t m_red[2];
+	uint8_t m_green[2];
+	uint8_t m_blue[2];
+};
+
+struct GDevice
+{
+	PortabilityLayer::PixelFormat pixelFormat;
+};
+
+inline bool Rect::IsValid() const
+{
+	return this->top <= this->bottom && this->left <= this->right;
+}
+
+inline Rect Rect::Intersect(const Rect &other) const
+{
+	Rect result = *this;
+
+	if (result.left < other.left)
+		result.left = other.left;
+	if (result.right > other.right)
+		result.right = other.right;
+	if (result.top < other.top)
+		result.top = other.top;
+	if (result.bottom > other.bottom)
+		result.bottom = other.bottom;
+
+	return result;
+}
+
+inline Rect Rect::MakeValid() const
+{
+	Rect result = *this;
+
+	if (result.right < result.left)
+		result.right = result.left;
+	if (result.bottom < result.top)
+		result.bottom = result.top;
+
+	return result;
+}
+
+inline Rect Rect::Create(int16_t top, int16_t left, int16_t bottom, int16_t right)
+{
+	Rect result;
+	result.top = top;
+	result.left = left;
+	result.bottom = bottom;
+	result.right = right;
+
+	return result;
+}