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Minor enhancement

Browse source 
* Better variable names
* Code format
This commit is contained in:
Crayon2000 2022-08-12 16:18:11 -04:00
parent e46d21721e
commit 6c8f733566
4 changed files with 47 additions and 46 deletions
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65
GRRLIB/GRRLIB/GRRLIB_render.c
View file

@ -1,5 +1,5 @@
/*------------------------------------------------------------------------------ /*------------------------------------------------------------------------------
Copyright (c) 2009-2017 The GRRLIB Team Copyright (c) 2009-2022 The GRRLIB Team
Permission is hereby granted, free of charge, to any person obtaining a copy Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal of this software and associated documentation files (the "Software"), to deal
@ -24,10 +24,10 @@ THE SOFTWARE.
#include <grrlib.h> #include <grrlib.h>
extern GRRLIB_drawSettings GRRLIB_Settings; extern GRRLIB_drawSettings GRRLIB_Settings;
extern Mtx GXmodelView2D; extern Mtx GXmodelView2D;
static guVector axis = (guVector){0, 0, 1}; static guVector axis = (guVector){0, 0, 1};
/** /**
* Draw a texture. * Draw a texture.
@ -41,10 +41,10 @@ static guVector axis = (guVector){0, 0, 1};
*/ */
void GRRLIB_DrawImg (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color) { void GRRLIB_DrawImg (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color) {
GXTexObj texObj; GXTexObj texObj;
u16 width, height;
Mtx m, m1, m2, mv; Mtx m, m1, m2, mv;
if (tex == NULL || tex->data == NULL) return; if (tex == NULL || tex->data == NULL)
return;
GX_InitTexObj(&texObj, tex->data, tex->w, tex->h, GX_InitTexObj(&texObj, tex->data, tex->w, tex->h,
GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE); GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
@ -67,8 +67,8 @@ void GRRLIB_DrawImg (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex,
guMtxRotAxisDeg(m2, &axis, degrees); guMtxRotAxisDeg(m2, &axis, degrees);
guMtxConcat (m2, m1, m); guMtxConcat (m2, m1, m);
width = tex->w * 0.5; const u32 width = tex->w * 0.5;
height = tex->h * 0.5; const u32 height = tex->h * 0.5;
guMtxTransApply(m, m, guMtxTransApply(m, m,
xpos +width +tex->handlex xpos +width +tex->handlex
@ -114,7 +114,8 @@ void GRRLIB_DrawImgQuad (const guVector pos[4], GRRLIB_texImg *tex, const u32 c
GXTexObj texObj; GXTexObj texObj;
Mtx m, m1, m2, mv; Mtx m, m1, m2, mv;
if (tex == NULL || tex->data == NULL) return; if (tex == NULL || tex->data == NULL)
return;
GX_InitTexObj(&texObj, tex->data, tex->w, tex->h, GX_InitTexObj(&texObj, tex->data, tex->w, tex->h,
GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE); GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
@ -175,17 +176,16 @@ void GRRLIB_DrawImgQuad (const guVector pos[4], GRRLIB_texImg *tex, const u32 c
*/ */
void GRRLIB_DrawTile (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color, const int frame) { void GRRLIB_DrawTile (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color, const int frame) {
GXTexObj texObj; GXTexObj texObj;
f32 width, height;
Mtx m, m1, m2, mv; Mtx m, m1, m2, mv;
f32 s1, s2, t1, t2;
if (tex == NULL || tex->data == NULL) return; if (tex == NULL || tex->data == NULL)
return;
// The 0.001f/x is the frame correction formula by spiffen // The 0.001f/x is the frame correction formula by spiffen
s1 = (frame % tex->nbtilew) * tex->ofnormaltexx; const f32 s1 = (frame % tex->nbtilew) * tex->ofnormaltexx;
s2 = s1 + tex->ofnormaltexx; const f32 s2 = s1 + tex->ofnormaltexx;
t1 = (int)(frame/tex->nbtilew) * tex->ofnormaltexy; const f32 t1 = (int)(frame/tex->nbtilew) * tex->ofnormaltexy;
t2 = t1 + tex->ofnormaltexy; const f32 t2 = t1 + tex->ofnormaltexy;
GX_InitTexObj(&texObj, tex->data, GX_InitTexObj(&texObj, tex->data,
tex->tilew * tex->nbtilew, tex->tileh * tex->nbtileh, tex->tilew * tex->nbtilew, tex->tileh * tex->nbtileh,
@ -204,8 +204,8 @@ void GRRLIB_DrawTile (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex,
GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE); GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE);
GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT); GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
width = tex->tilew * 0.5f; const f32 width = tex->tilew * 0.5f;
height = tex->tileh * 0.5f; const f32 height = tex->tileh * 0.5f;
guMtxIdentity (m1); guMtxIdentity (m1);
guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0f); guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0f);
@ -263,17 +263,16 @@ void GRRLIB_DrawTile (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex,
*/ */
void GRRLIB_DrawPart (const f32 xpos, const f32 ypos, const f32 partx, const f32 party, const f32 partw, const f32 parth, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color) { void GRRLIB_DrawPart (const f32 xpos, const f32 ypos, const f32 partx, const f32 party, const f32 partw, const f32 parth, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color) {
GXTexObj texObj; GXTexObj texObj;
f32 width, height;
Mtx m, m1, m2, mv; Mtx m, m1, m2, mv;
f32 s1, s2, t1, t2;
if (tex == NULL || tex->data == NULL) return; if (tex == NULL || tex->data == NULL)
return;
// The 0.001f/x is the frame correction formula by spiffen // The 0.001f/x is the frame correction formula by spiffen
s1 = (partx /tex->w) +(0.001f /tex->w); const f32 s1 = (partx /tex->w) +(0.001f /tex->w);
s2 = ((partx + partw)/tex->w) -(0.001f /tex->w); const f32 s2 = ((partx + partw)/tex->w) -(0.001f /tex->w);
t1 = (party /tex->h) +(0.001f /tex->h); const f32 t1 = (party /tex->h) +(0.001f /tex->h);
t2 = ((party + parth)/tex->h) -(0.001f /tex->h); const f32 t2 = ((party + parth)/tex->h) -(0.001f /tex->h);
GX_InitTexObj(&texObj, tex->data, GX_InitTexObj(&texObj, tex->data,
tex->w, tex->h, tex->w, tex->h,
@ -292,8 +291,8 @@ void GRRLIB_DrawPart (const f32 xpos, const f32 ypos, const f32 partx, const f3
GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE); GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE);
GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT); GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
width = partw * 0.5f; const f32 width = partw * 0.5f;
height = parth * 0.5f; const f32 height = parth * 0.5f;
guMtxIdentity (m1); guMtxIdentity (m1);
guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0f); guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0f);
@ -345,15 +344,15 @@ void GRRLIB_DrawPart (const f32 xpos, const f32 ypos, const f32 partx, const f3
void GRRLIB_DrawTileQuad (const guVector pos[4], GRRLIB_texImg *tex, const u32 color, const int frame) { void GRRLIB_DrawTileQuad (const guVector pos[4], GRRLIB_texImg *tex, const u32 color, const int frame) {
GXTexObj texObj; GXTexObj texObj;
Mtx m, m1, m2, mv; Mtx m, m1, m2, mv;
f32 s1, s2, t1, t2;
if (tex == NULL || tex->data == NULL) return; if (tex == NULL || tex->data == NULL)
return;
// The 0.001f/x is the frame correction formula by spiffen // The 0.001f/x is the frame correction formula by spiffen
s1 = (( (frame %tex->nbtilew) ) /(f32)tex->nbtilew) +(0.001f /tex->w); const f32 s1 = (( (frame %tex->nbtilew) ) /(f32)tex->nbtilew) +(0.001f /tex->w);
s2 = (( (frame %tex->nbtilew) +1) /(f32)tex->nbtilew) -(0.001f /tex->w); const f32 s2 = (( (frame %tex->nbtilew) +1) /(f32)tex->nbtilew) -(0.001f /tex->w);
t1 = (((int)(frame /tex->nbtilew) ) /(f32)tex->nbtileh) +(0.001f /tex->h); const f32 t1 = (((int)(frame /tex->nbtilew) ) /(f32)tex->nbtileh) +(0.001f /tex->h);
t2 = (((int)(frame /tex->nbtilew) +1) /(f32)tex->nbtileh) -(0.001f /tex->h); const f32 t2 = (((int)(frame /tex->nbtilew) +1) /(f32)tex->nbtileh) -(0.001f /tex->h);
GX_InitTexObj(&texObj, tex->data, GX_InitTexObj(&texObj, tex->data,
tex->tilew * tex->nbtilew, tex->tileh * tex->nbtileh, tex->tilew * tex->nbtilew, tex->tileh * tex->nbtileh,

14
GRRLIB/GRRLIB/GRRLIB_texEdit.c
View file

@ -111,21 +111,21 @@ void RawTo4x4RGBA (const u8 *src, void *dst,
/** /**
* Create an empty texture. * Create an empty texture.
* @param w Width of the new texture to create. * @param width Width of the new texture to create.
* @param h Height of the new texture to create. * @param height Height of the new texture to create.
* @return A GRRLIB_texImg structure newly created. * @return A GRRLIB_texImg structure newly created.
*/ */
GRRLIB_texImg* GRRLIB_CreateEmptyTexture (const u32 w, const u32 h) GRRLIB_texImg* GRRLIB_CreateEmptyTexture (const u32 width, const u32 height)
{ {
GRRLIB_texImg *my_texture = (struct GRRLIB_texImg *)calloc(1, sizeof(GRRLIB_texImg)); GRRLIB_texImg *my_texture = (struct GRRLIB_texImg *)calloc(1, sizeof(GRRLIB_texImg));
if (my_texture != NULL) { if (my_texture != NULL) {
my_texture->data = memalign(32, h * w * 4); my_texture->data = memalign(32, height * width * 4);
my_texture->w = w; my_texture->w = width;
my_texture->h = h; my_texture->h = height;
// Initialize the texture // Initialize the texture
memset(my_texture->data, '\0', (h * w) << 2); memset(my_texture->data, '\0', (height * width) << 2);
GRRLIB_SetHandle(my_texture, 0, 0); GRRLIB_SetHandle(my_texture, 0, 0);
GRRLIB_FlushTex(my_texture); GRRLIB_FlushTex(my_texture);

6
GRRLIB/GRRLIB/grrlib/GRRLIB__lib.h
View file

@ -1,5 +1,5 @@
/*------------------------------------------------------------------------------ /*------------------------------------------------------------------------------
Copyright (c) 2009-2021 The GRRLIB Team Copyright (c) 2009-2022 The GRRLIB Team
Permission is hereby granted, free of charge, to any person obtaining a copy Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal of this software and associated documentation files (the "Software"), to deal
@ -133,11 +133,11 @@ void GRRLIB_CompoEnd(int posx, int posy, GRRLIB_texImg *tex);
//------------------------------------------------------------------------------ //------------------------------------------------------------------------------
// GRRLIB_texEdit.c - Modifying the content of a texture // GRRLIB_texEdit.c - Modifying the content of a texture
GRRLIB_texImg* GRRLIB_CreateEmptyTexture (const u32 w, const u32 h); GRRLIB_texImg* GRRLIB_CreateEmptyTexture (const u32 width, const u32 height);
GRRLIB_texImg* GRRLIB_LoadTexture (const u8 *my_img); GRRLIB_texImg* GRRLIB_LoadTexture (const u8 *my_img);
GRRLIB_texImg* GRRLIB_LoadTexturePNG (const u8 *my_png); GRRLIB_texImg* GRRLIB_LoadTexturePNG (const u8 *my_png);
GRRLIB_texImg* GRRLIB_LoadTextureJPG (const u8 *my_jpg); GRRLIB_texImg* GRRLIB_LoadTextureJPG (const u8 *my_jpg);
GRRLIB_texImg* GRRLIB_LoadTextureJPGEx (const u8 *my_jpg, const int); GRRLIB_texImg* GRRLIB_LoadTextureJPGEx (const u8 *my_jpg, const int my_size);
GRRLIB_texImg* GRRLIB_LoadTextureBMP (const u8 *my_bmp); GRRLIB_texImg* GRRLIB_LoadTextureBMP (const u8 *my_bmp);
//------------------------------------------------------------------------------ //------------------------------------------------------------------------------

8
GRRLIB/GRRLIB/grrlib/GRRLIB_settings.h
View file

@ -1,5 +1,5 @@
/*------------------------------------------------------------------------------ /*------------------------------------------------------------------------------
Copyright (c) 2009-2017 The GRRLIB Team Copyright (c) 2009-2022 The GRRLIB Team
Permission is hereby granted, free of charge, to any person obtaining a copy Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal of this software and associated documentation files (the "Software"), to deal
@ -31,10 +31,10 @@ THE SOFTWARE.
* libogc revision 4170 fixed a typographical error. GX_BM_SUBSTRACT was renamed GX_BM_SUBTRACT. * libogc revision 4170 fixed a typographical error. GX_BM_SUBSTRACT was renamed GX_BM_SUBTRACT.
* But for previous versions this define is needed. * But for previous versions this define is needed.
*/ */
#define GX_BM_SUBTRACT GX_BM_SUBSTRACT #define GX_BM_SUBTRACT GX_BM_SUBSTRACT
#endif #endif
extern GRRLIB_drawSettings GRRLIB_Settings; extern GRRLIB_drawSettings GRRLIB_Settings;
/** /**
* Set a blending mode. * Set a blending mode.
@ -59,6 +59,8 @@ void GRRLIB_SetBlend (const GRRLIB_blendMode blendmode) {
case GRRLIB_BLEND_INV: case GRRLIB_BLEND_INV:
GX_SetBlendMode(GX_BM_BLEND, GX_BL_INVSRCCLR, GX_BL_INVSRCCLR, GX_LO_CLEAR); GX_SetBlendMode(GX_BM_BLEND, GX_BL_INVSRCCLR, GX_BL_INVSRCCLR, GX_LO_CLEAR);
break; break;
default:
break;
} }
} }