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tidy up autorotate code

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This commit is contained in:
UnknownShadow200 2018-10-09 14:46:09 +11:00
parent c0813b28f5
commit 512c05fca7
4 changed files with 38 additions and 43 deletions
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60
src/Block.c
View File

@ -455,9 +455,6 @@ void Block_UpdateCulling(BlockID block) {
/*########################################################################################################################*
*-------------------------------------------------------AutoRotate--------------------------------------------------------*
*#########################################################################################################################*/
#define AR_EQ1(s, x) (s.length == 1 && Char_ToLower(s.buffer[0]) == x)
#define AR_EQ2(s, x, y) (s.length == 2 && Char_ToLower(s.buffer[0]) == x && Char_ToLower(s.buffer[1]) == y)
static BlockID AutoRotate_Find(BlockID block, const String* name, const char* suffix) {
char buffer[STRING_SIZE * 2];
String temp = String_FromArray(buffer);
@ -469,28 +466,28 @@ static BlockID AutoRotate_Find(BlockID block, const String* name, const char* su
return block;
}
static BlockID AutoRotate_RotateCorner(BlockID block, const String* name, Vector3 offset) {
if (offset.X < 0.5f && offset.Z < 0.5f) {
return AutoRotate_Find(block, name, "-NW");
} else if (offset.X >= 0.5f && offset.Z < 0.5f) {
return AutoRotate_Find(block, name, "-NE");
} else if (offset.X < 0.5f && offset.Z >= 0.5f) {
return AutoRotate_Find(block, name, "-SW");
} else if (offset.X >= 0.5f && offset.Z >= 0.5f) {
return AutoRotate_Find(block, name, "-SE");
}
static BlockID AutoRotate_RotateCorner(BlockID block, const String* name) {
float offsetX = Game_SelectedPos.Intersect.X - (float)Game_SelectedPos.TranslatedPos.X;
float offsetZ = Game_SelectedPos.Intersect.Z - (float)Game_SelectedPos.TranslatedPos.Z;
if (offsetX < 0.5f && offsetZ < 0.5f) return AutoRotate_Find(block, name, "-NW");
if (offsetX >= 0.5f && offsetZ < 0.5f) return AutoRotate_Find(block, name, "-NE");
if (offsetX < 0.5f && offsetZ >= 0.5f) return AutoRotate_Find(block, name, "-SW");
if (offsetX >= 0.5f && offsetZ >= 0.5f) return AutoRotate_Find(block, name, "-SE");
return block;
}
static BlockID AutoRotate_RotateVertical(BlockID block, const String* name, Vector3 offset) {
if (offset.Y >= 0.5f) {
static BlockID AutoRotate_RotateVertical(BlockID block, const String* name) {
float offsetY = Game_SelectedPos.Intersect.Y - (float)Game_SelectedPos.TranslatedPos.Y;
if (offsetY >= 0.5f) {
return AutoRotate_Find(block, name, "-U");
} else {
return AutoRotate_Find(block, name, "-D");
}
}
static BlockID AutoRotate_RotateOther(BlockID block, const String* name, Vector3 offset) {
static BlockID AutoRotate_RotateOther(BlockID block, const String* name) {
/* Fence type blocks */
if (AutoRotate_Find(BLOCK_AIR, name, "-UD") == BLOCK_AIR) {
float headY = LocalPlayer_Instance.Base.HeadY;
@ -505,16 +502,13 @@ static BlockID AutoRotate_RotateOther(BlockID block, const String* name, Vector3
/* Thin pillar type blocks */
Face face = Game_SelectedPos.ClosestFace;
if (face == FACE_YMAX || face == FACE_YMIN)
return AutoRotate_Find(block, name, "-UD");
if (face == FACE_XMAX || face == FACE_XMIN)
return AutoRotate_Find(block, name, "-WE");
if (face == FACE_ZMAX || face == FACE_ZMIN)
return AutoRotate_Find(block, name, "-NS");
if (face == FACE_YMAX || face == FACE_YMIN) return AutoRotate_Find(block, name, "-UD");
if (face == FACE_XMAX || face == FACE_XMIN) return AutoRotate_Find(block, name, "-WE");
if (face == FACE_ZMAX || face == FACE_ZMIN) return AutoRotate_Find(block, name, "-NS");
return block;
}
static BlockID AutoRotate_RotateDirection(BlockID block, const String* name, Vector3 offset) {
static BlockID AutoRotate_RotateDirection(BlockID block, const String* name) {
float headY = LocalPlayer_Instance.Base.HeadY;
headY = LocationUpdate_Clamp(headY);
@ -529,26 +523,28 @@ static BlockID AutoRotate_RotateDirection(BlockID block, const String* name, Vec
}
}
#define AR_EQ1(s, x) (dir0 == x && dir1 == '\0')
#define AR_EQ2(s, x, y) (dir0 == x && dir1 == y)
BlockID AutoRotate_RotateBlock(BlockID block) {
String name = Block_UNSAFE_GetName(block);
int dirIndex = String_LastIndexOf(&name, '-');
if (dirIndex == -1) return block; /* not a directional block */
String dir = String_UNSAFE_SubstringAt(&name, dirIndex + 1);
String baseName = String_UNSAFE_Substring(&name, 0, dirIndex);
String dir = String_UNSAFE_SubstringAt(&name, dirIndex + 1);
String group = String_UNSAFE_Substring(&name, 0, dirIndex);
Vector3 translated, offset;
Vector3I_ToVector3(&translated, &Game_SelectedPos.TranslatedPos);
Vector3_Sub(&offset, &Game_SelectedPos.Intersect, &translated);
if (dir.length > 2) return block;
char dir0 = dir.length > 0 ? dir.buffer[0] : '\0'; Char_MakeLower(dir0);
char dir1 = dir.length > 1 ? dir.buffer[1] : '\0'; Char_MakeLower(dir1);
if (AR_EQ2(dir, 'n','w') || AR_EQ2(dir, 'n','e') || AR_EQ2(dir, 's','w') || AR_EQ2(dir, 's','e')) {
return AutoRotate_RotateCorner(block, &baseName, offset);
return AutoRotate_RotateCorner(block, &group);
} else if (AR_EQ1(dir, 'u') || AR_EQ1(dir, 'd')) {
return AutoRotate_RotateVertical(block, &baseName, offset);
return AutoRotate_RotateVertical(block, &group);
} else if (AR_EQ1(dir, 'n') || AR_EQ1(dir, 'w') || AR_EQ1(dir, 's') || AR_EQ1(dir, 'e')) {
return AutoRotate_RotateDirection(block, &baseName, offset);
return AutoRotate_RotateDirection(block, &group);
} else if (AR_EQ2(dir, 'u','d') || AR_EQ2(dir, 'w','e') || AR_EQ2(dir, 'n','s')) {
return AutoRotate_RotateOther(block, &baseName, offset);
return AutoRotate_RotateOther(block, &group);
}
return block;
}

12
src/Core.h
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@ -61,11 +61,17 @@ typedef struct TextureRec_ { float U1, V1, U2, V2; } TextureRec;
typedef struct Bitmap_ { uint8_t* Scan0; int Width, Height; } Bitmap;
/*#define CC_BUILD_GL11*/
/*#define CC_BUILD_OSX*/
/*#define CC_BUILD_SOLARIS*/
#ifndef CC_BUILD_MANUAL
#ifdef _WIN32
#define CC_BUILD_D3D9
#define CC_BUILD_WIN
/*#define CC_BUILD_OSX*/
/*#define CC_BUILD_NIX*/
/*#define CC_BUILD_SOLARIS*/
#endif
#ifdef __linux__
#define CC_BUILD_NIX
#endif
#endif
#ifdef CC_BUILD_D3D9
typedef void* GfxResourceID;

6
src/String.c
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@ -5,12 +5,6 @@
#include "ExtMath.h"
#include "Stream.h"
#define Char_MakeLower(ch) if ((ch) >= 'A' && (ch) <= 'Z') { (ch) += ' '; }
char Char_ToLower(char c) {
Char_MakeLower(c);
return c;
}
String String_Init(STRING_REF char* buffer, uint16_t length, uint16_t capacity) {
String str = { buffer, length, capacity }; return str;
}

3
src/String.h
View File

@ -12,8 +12,7 @@
/* Indicates that a reference to the buffer in a string argument is persisted after the function has completed.
Thus it is **NOT SAFE** to allocate a string on the stack. */
#define STRING_REF
char Char_ToLower(char c);
#define Char_MakeLower(c) if ((c) >= 'A' && (c) <= 'Z') { (c) += ' '; }
typedef struct String_ {
char* buffer; /* Pointer to characters, NOT NULL TERMINATED */