cepetr
2 months ago
parent
320aca2ab2
commit
8054de618b
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/*
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* This file is part of the Trezor project, https://trezor.io/
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*
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* Copyright (c) SatoshiLabs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "gl_dma2d.h"
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#if USE_DMA2D
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#include "dma2d.h"
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#endif
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bool rgba8888_fill(const dma2d_params_t* dp) {
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#if defined(USE_DMA2D) && !defined(TREZOR_EMULATOR)
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if (dma2d_accessible(dp->dst_row)) {
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return dma2d_rgba8888_fill(dp);
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} else
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#endif
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{
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uint32_t* dst_ptr = (uint32_t*)dp->dst_row + dp->dst_x;
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uint16_t height = dp->height;
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if (dp->src_alpha == 255) {
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while (height-- > 0) {
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for (int x = 0; x < dp->width; x++) {
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dst_ptr[x] = gl_color_to_color32(dp->src_fg);
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}
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dst_ptr += dp->dst_stride / sizeof(*dst_ptr);
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}
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} else {
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uint8_t alpha = dp->src_alpha;
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while (height-- > 0) {
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for (int x = 0; x < dp->width; x++) {
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dst_ptr[x] = gl_color32_blend_a8(
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dp->src_fg, gl_color32_to_color(dst_ptr[x]), alpha);
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}
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dst_ptr += dp->dst_stride / sizeof(*dst_ptr);
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}
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}
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return true;
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}
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}
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bool rgba8888_copy_mono4(const dma2d_params_t* dp) {
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#if defined(USE_DMA2D) && !defined(TREZOR_EMULATOR)
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if (dma2d_accessible(dp->dst_row) && dma2d_accessible(dp->src_row)) {
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return dma2d_rgba8888_copy_mono4(dp);
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} else
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#endif
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{
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const gl_color32_t* gradient =
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gl_color32_gradient_a4(dp->src_fg, dp->src_bg);
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uint32_t* dst_ptr = (uint32_t*)dp->dst_row + dp->dst_x;
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uint8_t* src_row = (uint8_t*)dp->src_row;
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uint16_t height = dp->height;
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while (height-- > 0) {
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for (int x = 0; x < dp->width; x++) {
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uint8_t fg_data = src_row[(x + dp->src_x) / 2];
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uint8_t fg_lum = (x + dp->src_x) & 1 ? fg_data >> 4 : fg_data & 0xF;
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dst_ptr[x] = gradient[fg_lum];
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}
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dst_ptr += dp->dst_stride / sizeof(*dst_ptr);
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src_row += dp->src_stride / sizeof(*src_row);
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}
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return true;
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}
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}
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bool rgba8888_copy_rgb565(const dma2d_params_t* dp) {
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#if defined(USE_DMA2D) && !defined(TREZOR_EMULATOR)
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if (dma2d_accessible(dp->dst_row) && dma2d_accessible(dp->src_row)) {
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return dma2d_rgba8888_copy_rgb565(dp);
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} else
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#endif
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{
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uint32_t* dst_ptr = (uint32_t*)dp->dst_row + dp->dst_x;
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uint16_t* src_ptr = (uint16_t*)dp->src_row + dp->src_x;
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uint16_t height = dp->height;
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while (height-- > 0) {
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for (int x = 0; x < dp->width; x++) {
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dst_ptr[x] = gl_color16_to_color32(src_ptr[x]);
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}
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dst_ptr += dp->dst_stride / sizeof(*dst_ptr);
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src_ptr += dp->src_stride / sizeof(*src_ptr);
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}
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return true;
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}
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}
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bool rgba8888_copy_rgba8888(const dma2d_params_t* dp) {
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#if defined(USE_DMA2D) && !defined(TREZOR_EMULATOR)
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if (dma2d_accessible(dp->dst_row) && dma2d_accessible(dp->src_row)) {
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return dma2d_rgba8888_copy_rgba8888(dp);
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} else
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#endif
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{
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uint32_t* dst_ptr = (uint32_t*)dp->dst_row + dp->dst_x;
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uint32_t* src_ptr = (uint32_t*)dp->src_row + dp->src_x;
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uint16_t height = dp->height;
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while (height-- > 0) {
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for (int x = 0; x < dp->width; x++) {
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dst_ptr[x] = src_ptr[x];
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}
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dst_ptr += dp->dst_stride / sizeof(*dst_ptr);
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src_ptr += dp->src_stride / sizeof(*src_ptr);
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}
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return true;
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}
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}
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bool rgba8888_blend_mono4(const dma2d_params_t* dp) {
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#if defined(USE_DMA2D) && !defined(TREZOR_EMULATOR)
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if (dma2d_accessible(dp->dst_row) && dma2d_accessible(dp->src_row)) {
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return dma2d_rgba8888_blend_mono4(dp);
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} else
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#endif
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{
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uint32_t* dst_ptr = (uint32_t*)dp->dst_row + dp->dst_x;
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uint8_t* src_row = (uint8_t*)dp->src_row;
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uint16_t height = dp->height;
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while (height-- > 0) {
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for (int x = 0; x < dp->width; x++) {
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uint8_t fg_data = src_row[(x + dp->src_x) / 2];
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uint8_t fg_alpha = (x + dp->src_x) & 1 ? fg_data >> 4 : fg_data & 0x0F;
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dst_ptr[x] = gl_color32_blend_a4(
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dp->src_fg, gl_color32_to_color(dst_ptr[x]), fg_alpha);
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}
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dst_ptr += dp->dst_stride / sizeof(*dst_ptr);
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src_row += dp->src_stride / sizeof(*src_row);
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}
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return true;
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}
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}
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