RGA_Callback.c

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00023 /**
00024 * @file  RGA_Callback.c
00025 * @brief   $Module: RGA $ $PublicVersion: 1.20 $ (=RGA_VERSION)
00026 * $Rev: $
00027 * $Date::                           $
00028 */
00029 
00030 #include  <string.h>
00031 #include  "RGA.h"
00032 #include  "RGA_Callback_private.h "
00033 #include  "clib_drivers.h "
00034 
00035 
00036 
00037 /** gs_WorkBufferMemory */
00038 static uint8_t  *gs_WorkBufferMemory;
00039 static size_t    gs_WorkBufferMemory_Size;
00040 static uint8_t  *gs_WorkBufferB_Memory;
00041 static size_t    gs_WorkBufferB_Memory_Size;
00042 
00043 
00044 /**
00045 * @struct  GraphicsDefaultSubClass
00046 * @brief  GraphicsDefaultSubClass
00047 */
00048 typedef struct _GraphicsDefaultSubClass  GraphicsDefaultSubClass;
00049 struct _GraphicsDefaultSubClass {
00050     uint8_t  *WorkBufferMemory;
00051     size_t    work_buffer_size;
00052     bool_t    IsUsedWorkBuffer;
00053     uint8_t  *WorkBufferB_Memory;
00054     size_t    work_buffer_b_size;
00055     bool_t    IsUsedWorkBufferB;
00056 };
00057 
00058 
00059 /* Section: Global */
00060 /** gs_GraphicsDefaultSub */
00061 static  GraphicsDefaultSubClass  gs_GraphicsDefaultSub = {
00062     NULL,      /* WorkBufferMemory */
00063     0,         /* work_buffer_size */
00064     false,     /* IsUsedWorkBuffer */
00065     NULL,      /* WorkBufferB_Memory */
00066     0,         /* work_buffer_b_size */
00067     false,     /* IsUsedWorkBufferB */
00068 };
00069 
00070 
00071 
00072 /**
00073 * @brief   R_GRAPHICS_STATIC_OnInitializeDefault
00074 *
00075 * @par Parameters
00076 *    None
00077 * @return  None.
00078 */
00079 errnum_t  R_GRAPHICS_STATIC_OnInitializeDefault( graphics_t *self, graphics_config_t *in_out_Config,
00080         void **out_CalleeDefined )
00081 {
00082     enum { work_buffer_flags =
00083                F_GRAPHICS_WORK_BUFFER_ADDRESS |
00084                F_GRAPHICS_WORK_BUFFER_SIZE |
00085                F_GRAPHICS_MAX_WIDTH_OF_FRAME_BUFFER |
00086                F_GRAPHICS_MAX_HEIGHT_OF_FRAME_BUFFER
00087          };
00088 
00089     enum { work_buffer_B_flags =
00090                F_GRAPHICS_WORK_BUFFER_B_ADDRESS |
00091                F_GRAPHICS_WORK_BUFFER_B_SIZE
00092          };
00093 
00094     static r_ospl_c_lock_t  gs_c_lock_object;
00095 
00096     errnum_t  e;
00097 
00098     GraphicsDefaultSubClass  *sub = &gs_GraphicsDefaultSub;
00099 
00100     R_UNREFERENCED_VARIABLE_2( self, out_CalleeDefined );
00101 
00102     R_MEMORY_SECTION_GetMemory_RGA_WorkBuffer( &gs_WorkBufferMemory, &gs_WorkBufferMemory_Size,
00103             &gs_WorkBufferB_Memory, &gs_WorkBufferB_Memory_Size );
00104 
00105 
00106     /* Set default configuration */
00107 
00108     /* Use work buffer */
00109     if ( IS_ANY_BITS_NOT_SET( in_out_Config->flags, work_buffer_flags ) ) {
00110         ASSERT_R( IS_ALL_BITS_NOT_SET( in_out_Config->flags, work_buffer_flags ),  e=E_OTHERS; goto fin );
00111         ASSERT_R( ! sub->IsUsedWorkBuffer,  e=E_OTHERS; goto fin );
00112 
00113 #if  RGA_WORK_BUFFER_ADDRESS_ALIGNMENT == 64  /* Check of "R_Ceil_64u" */
00114         sub->WorkBufferMemory = (uint8_t *) R_Ceil_64u( (uintptr_t) gs_WorkBufferMemory );
00115 #elif  RGA_WORK_BUFFER_ADDRESS_ALIGNMENT == 4  /* Check of "R_Ceil_4u" */
00116         sub->WorkBufferMemory = (uint8_t *) R_Ceil_4u( (uintptr_t) gs_WorkBufferMemory );
00117 #else
00118 #error
00119 #endif
00120         sub->work_buffer_size = gs_WorkBufferMemory_Size - ( sub->WorkBufferMemory - gs_WorkBufferMemory );
00121 
00122         in_out_Config->flags |= work_buffer_flags;
00123         in_out_Config->work_buffer_address = sub->WorkBufferMemory;
00124         in_out_Config->work_buffer_size    = sub->work_buffer_size;
00125         in_out_Config->max_width_of_frame_buffer = MAX_WIDTH_OF_FRAME_BUFFER;
00126         in_out_Config->max_height_of_frame_buffer = MAX_HEIGHT_OF_FRAME_BUFFER;
00127 
00128         sub->IsUsedWorkBuffer = true;
00129     }
00130 
00131     /* Use work buffer B */
00132     if ( IS_ANY_BITS_NOT_SET( in_out_Config->flags, work_buffer_B_flags ) ) {
00133         ASSERT_R( IS_ALL_BITS_NOT_SET( in_out_Config->flags, work_buffer_B_flags ),  e=E_OTHERS; goto fin );
00134         ASSERT_R( ! sub->IsUsedWorkBufferB,  e=E_OTHERS; goto fin );
00135 
00136 #if  RGA_WORK_BUFFER_B_ADDRESS_ALIGNMENT == 32  /* Check of "R_Ceil_32u" */
00137         sub->WorkBufferB_Memory = (uint8_t *) R_Ceil_32u( (uintptr_t) gs_WorkBufferB_Memory );
00138 #elif  RGA_WORK_BUFFER_B_ADDRESS_ALIGNMENT == 4  /* Check of "R_Ceil_4u" */
00139         sub->WorkBufferB_Memory = (uint8_t *) R_Ceil_4u( (uintptr_t) gs_WorkBufferB_Memory );
00140 #else
00141 #error
00142 #endif
00143         sub->work_buffer_b_size = gs_WorkBufferB_Memory_Size - ( sub->WorkBufferB_Memory - gs_WorkBufferB_Memory );
00144 
00145         in_out_Config->flags |= work_buffer_B_flags;
00146         in_out_Config->work_buffer_b_address = sub->WorkBufferB_Memory;
00147         in_out_Config->work_buffer_b_size    = sub->work_buffer_b_size;
00148 
00149         sub->IsUsedWorkBufferB = true;
00150     }
00151 
00152 #ifdef  WORK_SIZE_FOR_LIB_PNG
00153     in_out_Config->flags |= F_GRAPHICS_WORK_SIZE_FOR_LIBPNG;
00154     in_out_Config->work_size_for_libPNG = WORK_SIZE_FOR_LIB_PNG;
00155 #endif
00156 
00157     R_OSPL_MEMORY_Flush( R_OSPL_FLUSH_WRITEBACK_INVALIDATE );
00158     /* Avoid write back by initialization to global variables of buffers */
00159 
00160     /* Lock object */
00161     in_out_Config->flags |= F_GRAPHICS_LOCK_OBJECT;
00162     in_out_Config->lock_object = &gs_c_lock_object;
00163 
00164     e=0;
00165 fin:
00166     return  e;
00167 }
00168 
00169 
00170 
00171 /**
00172 * @brief   R_GRAPHICS_STATIC_OnFinalizeDefault
00173 *
00174 * @par Parameters
00175 *    None
00176 * @return  None.
00177 */
00178 errnum_t  R_GRAPHICS_STATIC_OnFinalizeDefault( graphics_t *self, void *CalleeDefined, errnum_t e )
00179 {
00180     GraphicsDefaultSubClass  *sub = &gs_GraphicsDefaultSub;
00181 
00182     R_UNREFERENCED_VARIABLE_2( self, CalleeDefined );
00183     sub->IsUsedWorkBuffer  = false;
00184     sub->IsUsedWorkBufferB = false;
00185     return  e;
00186 }
00187 
00188 
00189 /**
00190 * @brief   drawCLUTImage
00191 *
00192 * @par Parameters
00193 *    None
00194 * @return  None.
00195 */
00196 errnum_t drawCLUTImage( uint8_t *SrcAddress, const graphics_image_t *image, frame_buffer_t *frame )
00197 {
00198     errnum_t e;
00199     int_t image_w;
00200     int i;
00201     uint32_t ImageWidthPoint;
00202     uint8_t *DestAddress;
00203     graphics_image_properties_t  image_prop;
00204 
00205     DestAddress = frame->buffer_address[ frame->draw_buffer_index ];
00206 
00207     switch( frame->pixel_format ) {
00208         case PIXEL_FORMAT_CLUT8:
00209             ImageWidthPoint = 1;
00210             break;
00211         case PIXEL_FORMAT_CLUT4:
00212             ImageWidthPoint = 2;
00213             break;
00214         case PIXEL_FORMAT_CLUT1:
00215             ImageWidthPoint = 8;
00216             break;
00217         default:
00218             /* never comes here */
00219             ImageWidthPoint = 1;
00220             break;
00221     }
00222 
00223     e = R_GRAPHICS_IMAGE_GetProperties( image, &image_prop );
00224     IF(e)goto fin;
00225     ASSERT_R( image_prop.pixelFormat == frame->pixel_format , e=E_NOT_SUPPORTED_PIXEL_FORMAT; goto fin );
00226     ASSERT_R( ( image->width % ImageWidthPoint ) == 0 , e=E_OTHERS; goto fin );
00227     ASSERT_R( image->width <= frame->width , e=E_OTHERS; goto fin );
00228     ASSERT_R( image->height <= frame->height , e=E_OTHERS; goto fin );
00229     ASSERT_R( frame->stride % 32 == 0 , e=E_OTHERS; goto fin );
00230 
00231     image_w = image_prop.width;
00232     switch( frame->pixel_format ) {
00233         case PIXEL_FORMAT_CLUT8:
00234             SrcAddress += sizeof( uint32_t ) * 256;
00235             break;
00236         case PIXEL_FORMAT_CLUT4:
00237             image_w = image_w / 2;
00238             SrcAddress += sizeof( uint32_t ) * 16;
00239             break;
00240         case PIXEL_FORMAT_CLUT1:
00241             image_w = image_w / 8;
00242             SrcAddress += sizeof( uint32_t ) * 2;
00243             break;
00244         default:
00245             e=E_OTHERS;
00246             goto fin;
00247     }
00248     for( i = 0; i < image->height ; i++ ) {
00249         memcpy(( void *) DestAddress, ( void *)SrcAddress, (size_t)image_w );
00250         DestAddress += frame->stride;
00251         SrcAddress += image_w;
00252     }
00253     e = 0;
00254 fin:
00255     return e;
00256 }
00257 
00258