diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/lua_core.c | 1 | ||||
| -rw-r--r-- | src/models.c | 2 | ||||
| -rw-r--r-- | src/textures.c | 218 |
3 files changed, 220 insertions, 1 deletions
diff --git a/src/lua_core.c b/src/lua_core.c index 61f08b5..0da51dc 100644 --- a/src/lua_core.c +++ b/src/lua_core.c @@ -1559,6 +1559,7 @@ void luaRegister() { assingGlobalFunction( "DrawTextureRec", ltexturesDrawTextureRec ); assingGlobalFunction( "DrawTexturePro", ltexturesDrawTexturePro ); assingGlobalFunction( "DrawTextureNPatch", ltexturesDrawTextureNPatch ); + assingGlobalFunction( "DrawTextureNPatchRepeat", ltexturesDrawTextureNPatchRepeat ); /* RenderTexture configuration functions. */ assingGlobalFunction( "GetRenderTextureId", ltexturesGetRenderTextureId ); assingGlobalFunction( "GetRenderTextureTexture", ltexturesGetRenderTextureTexture ); diff --git a/src/models.c b/src/models.c index 490ac13..b65fccf 100644 --- a/src/models.c +++ b/src/models.c @@ -377,7 +377,7 @@ int lmodelsDrawPlane( lua_State *L ) { /* > RL.DrawQuad3DTexture( Texture texture, Vector3{} vertices, Vector2{} texCoords, Color{} colors ) -Draw 3D textured quad. (Texture coordinates opengl style 0.0 - 1.0). +Draw 3D textured quad. (Texture coordinates opengl style 0.0 - 1.0) */ int lmodelDrawQuad3DTexture( lua_State *L ) { Texture *texture = uluaGetTexture( L, 1 ); diff --git a/src/textures.c b/src/textures.c index 8a99b34..24c8232 100644 --- a/src/textures.c +++ b/src/textures.c @@ -1518,6 +1518,224 @@ int ltexturesDrawTextureNPatch( lua_State *L ) { } /* +> RL.DrawTextureNPatchRepeat( Texture texture, NPatchInfo nPatchInfo, Rectangle dest, Vector2 origin, float rotation, Color tint ) + +Draws a texture (or part of it) that repeats nicely +*/ +inline static void drawNPatchTile( Vector4 src, Vector4 dst, Vector2 texSize ) { + rlTexCoord2f( src.x / texSize.x, src.w / texSize.y ); rlVertex2f( dst.x, dst.w ); // Bottom-left corner for texture and quad + rlTexCoord2f( src.z / texSize.x, src.w / texSize.y ); rlVertex2f( dst.z, dst.w ); // Bottom-right corner for texture and quad + rlTexCoord2f( src.z / texSize.x, src.y / texSize.y ); rlVertex2f( dst.z, dst.y ); // Top-right corner for texture and quad + rlTexCoord2f( src.x / texSize.x, src.y / texSize.y ); rlVertex2f( dst.x, dst.y ); // Top-left corner for texture and quad +} + +inline static void drawNPatchArea( Vector4 src, Vector4 dst, Vector2 texSize ) { + Vector2 tileSize = { src.z - src.x, src.w - src.y }; + Vector2 areaSize = { dst.z - dst.x, dst.w - dst.y }; + int width = ceil( areaSize.x / tileSize.x ); + int height = ceil( areaSize.y / tileSize.y ); + + for ( int y = 0; y < height; y++ ) { + for ( int x = 0; x < width; x++ ) { + Vector2 rTileSize = { + fmin( tileSize.x, areaSize.x - x * tileSize.x ), + fmin( tileSize.y, areaSize.y - y * tileSize.y ) + }; + Vector4 tileSrc = { + src.x, + src.y, + src.x + rTileSize.x, + src.y + rTileSize.y + }; + Vector4 tileDst = { + dst.x + x * tileSize.x, + dst.y + y * tileSize.y, + dst.x + x * tileSize.x + rTileSize.x, + dst.y + y * tileSize.y + rTileSize.y + }; + drawNPatchTile( tileSrc, tileDst, texSize ); + } + } +} + +int ltexturesDrawTextureNPatchRepeat( lua_State *L ) { + Texture *texture = uluaGetTexture( L, 1 ); + NPatchInfo nPatchInfo = uluaGetNPatchInfo( L, 2 ); + Rectangle dest = uluaGetRectangle( L, 3 ); + Vector2 origin = uluaGetVector2( L, 4 ); + float rotation = luaL_checknumber( L, 5 ); + Color tint = uluaGetColor( L, 6 ); + + if ( texture->id < 0 || dest.width <= 0 || dest.height <= 0 ) { + return 0; + } + Vector2 texSize = { texture->width, texture->height }; + float leftBorder = (float)nPatchInfo.left; + float topBorder = (float)nPatchInfo.top; + float rightBorder = (float)nPatchInfo.right; + float bottomBorder = (float)nPatchInfo.bottom; + bool drawHMiddle = leftBorder + rightBorder <= dest.width; + bool drawVMiddle = topBorder + bottomBorder <= dest.height; + bool drawCenter = drawHMiddle && drawVMiddle; + + if ( !drawHMiddle ) { + leftBorder = ( leftBorder / ( leftBorder + rightBorder ) ) * dest.width; + rightBorder = dest.width - leftBorder; + } + if ( !drawVMiddle ) { + topBorder = ( topBorder / ( topBorder + bottomBorder ) ) * dest.height; + bottomBorder = dest.height - topBorder; + } + Vector2 vertA, vertB, vertC, vertD; + vertA.x = 0.0f; // outer left + vertA.y = 0.0f; // outer top + vertB.x = leftBorder; // inner left + vertB.y = topBorder; // inner top + vertC.x = dest.width - rightBorder; // inner right + vertC.y = dest.height - bottomBorder; // inner bottom + vertD.x = dest.width; // outer right + vertD.y = dest.height; // outer bottom + + Vector2 coordA, coordB, coordC, coordD; + coordA.x = nPatchInfo.source.x; + coordA.y = nPatchInfo.source.y; + coordB.x = nPatchInfo.source.x + leftBorder; + coordB.y = nPatchInfo.source.y + topBorder; + coordC.x = nPatchInfo.source.x + nPatchInfo.source.width - rightBorder; + coordC.y = nPatchInfo.source.y + nPatchInfo.source.height - bottomBorder; + coordD.x = nPatchInfo.source.x + nPatchInfo.source.width; + coordD.y = nPatchInfo.source.y + nPatchInfo.source.height; + + rlSetTexture( texture->id ); + + rlPushMatrix(); + rlTranslatef( dest.x, dest.y, 0.0f ); + rlRotatef( rotation, 0.0f, 0.0f, 1.0f ); + rlTranslatef( -origin.x, -origin.y, 0.0f ); + + rlBegin( RL_QUADS ); + rlColor4ub( tint.r, tint.g, tint.b, tint.a ); + rlNormal3f( 0.0f, 0.0f, 1.0f ); // Normal vector pointing towards viewer + + switch ( nPatchInfo.layout ) { + case NPATCH_NINE_PATCH: + if ( drawCenter ) { + // MIDDLE-CENTER QUAD + drawNPatchArea( + (Vector4){ coordB.x, coordB.y, coordC.x, coordC.y }, + (Vector4){ vertB.x, vertB.y, vertC.x, vertC.y }, + texSize + ); + } + if ( drawHMiddle ) { + // TOP-CENTER QUAD + drawNPatchArea( + (Vector4){ coordB.x, coordA.y, coordC.x, coordB.y }, + (Vector4){ vertB.x, vertA.y, vertC.x, vertB.y }, + texSize + ); + // BOTTOM-CENTER QUAD + drawNPatchArea( + (Vector4){ coordB.x, coordC.y, coordC.x, coordD.y }, + (Vector4){ vertB.x, vertC.y, vertC.x, vertD.y }, + texSize + ); + } + if ( drawVMiddle ) { + // LEFT-CENTER QUAD + drawNPatchArea( + (Vector4){ coordA.x, coordB.y, coordB.x, coordC.y }, + (Vector4){ vertA.x, vertB.y, vertB.x, vertC.y }, + texSize + ); + // RIGHT-CENTER QUAD + drawNPatchArea( + (Vector4){ coordC.x, coordB.y, coordD.x, coordC.y }, + (Vector4){ vertC.x, vertB.y, vertD.x, vertC.y }, + texSize + ); + } + // TOP-LEFT QUAD + drawNPatchTile( + (Vector4){ coordA.x, coordA.y, coordB.x, coordB.y }, + (Vector4){ vertA.x, vertA.y, vertB.x, vertB.y }, + texSize + ); + // TOP-RIGHT QUAD + drawNPatchTile( + (Vector4){ coordC.x, coordA.y, coordD.x, coordB.y }, + (Vector4){ vertC.x, vertA.y, vertD.x, vertB.y }, + texSize + ); + // BOTTOM-LEFT QUAD + drawNPatchTile( + (Vector4){ coordA.x, coordC.y, coordB.x, coordD.y }, + (Vector4){ vertA.x, vertC.y, vertB.x, vertD.y }, + texSize + ); + // BOTTOM-RIGHT QUAD + drawNPatchTile( + (Vector4){ coordC.x, coordC.y, coordD.x, coordD.y }, + (Vector4){ vertC.x, vertC.y, vertD.x, vertD.y }, + texSize + ); + break; + case NPATCH_THREE_PATCH_VERTICAL: + // TOP QUAD + drawNPatchArea( + (Vector4){ coordA.x, coordA.y, coordD.x, coordB.y }, + (Vector4){ vertA.x, vertA.y, vertD.x, vertB.y }, + texSize + ); + if ( drawVMiddle ) { + // MIDDLE QUAD + drawNPatchArea( + (Vector4){ coordA.x, coordB.y, coordD.x, coordC.y }, + (Vector4){ vertA.x, vertB.y, vertD.x, vertC.y }, + texSize + ); + } + // BOTTOM QUAD + drawNPatchArea( + (Vector4){ coordA.x, coordC.y, coordD.x, coordD.y }, + (Vector4){ vertA.x, vertC.y, vertD.x, vertD.y }, + texSize + ); + break; + case NPATCH_THREE_PATCH_HORIZONTAL: + // LEFT QUAD + drawNPatchArea( + (Vector4){ coordA.x, coordA.y, coordB.x, coordD.y }, + (Vector4){ vertA.x, vertA.y, vertB.x, vertD.y }, + texSize + ); + if ( drawHMiddle ) { + // MIDDLE QUAD + drawNPatchArea( + (Vector4){ coordB.x, coordA.y, coordC.x, coordD.y }, + (Vector4){ vertB.x, vertA.y, vertC.x, vertD.y }, + texSize + ); + } + // RIGHT QUAD + drawNPatchArea( + (Vector4){ coordC.x, coordA.y, coordD.x, coordD.y }, + (Vector4){ vertC.x, vertA.y, vertD.x, vertD.y }, + texSize + ); + break; + default: + break; + } + + rlEnd(); + rlPopMatrix(); + rlSetTexture(0); + + return 0; +} + +/* ## Textures - RenderTexture configuration functions */ |