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[GPU] Better names for tiled functions.

This commit is contained in:
gibbed 2018-06-14 18:29:30 -05:00
parent 724086dcad
commit 4357415892
1 changed files with 8 additions and 8 deletions
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16
src/xenia/gpu/texture_conversion.cc
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@ -89,16 +89,16 @@ void ConvertTexelDXT3AToDXT3(Endian endian, void* output, const void* input,
}
// https://github.com/BinomialLLC/crunch/blob/ea9b8d8c00c8329791256adafa8cf11e4e7942a2/inc/crn_decomp.h#L4108
static uint32_t TiledOffset2DOuter(uint32_t y, uint32_t width,
uint32_t log2_bpp) {
static uint32_t TiledOffset2DRow(uint32_t y, uint32_t width,
uint32_t log2_bpp) {
uint32_t macro = ((y / 32) * (width / 32)) << (log2_bpp + 7);
uint32_t micro = ((y & 6) << 2) << log2_bpp;
return macro + ((micro & ~0xF) << 1) + (micro & 0xF) +
((y & 8) << (3 + log2_bpp)) + ((y & 1) << 4);
}
static uint32_t TiledOffset2DInner(uint32_t x, uint32_t y, uint32_t log2_bpp,
uint32_t base_offset) {
static uint32_t TiledOffset2DColumn(uint32_t x, uint32_t y, uint32_t log2_bpp,
uint32_t base_offset) {
uint32_t macro = (x / 32) << (log2_bpp + 7);
uint32_t micro = (x & 7) << log2_bpp;
uint32_t offset =
@ -127,16 +127,16 @@ void Untile(uint8_t* output_buffer, const uint8_t* input_buffer,
// Offset to the current row, in bytes.
uint32_t output_row_offset = 0;
for (uint32_t y = 0; y < untile_info->height; y++) {
auto input_row_offset = TiledOffset2DOuter(
auto input_row_offset = TiledOffset2DRow(
untile_info->offset_y + y, untile_info->input_pitch, log2_bpp);
// Go block-by-block on this row.
uint32_t output_offset = output_row_offset;
for (uint32_t x = 0; x < untile_info->width; x++) {
auto input_offset = TiledOffset2DInner(untile_info->offset_x + x,
untile_info->offset_y + y,
log2_bpp, input_row_offset);
auto input_offset = TiledOffset2DColumn(untile_info->offset_x + x,
untile_info->offset_y + y,
log2_bpp, input_row_offset);
input_offset >>= log2_bpp;
untile_info->copy_callback(