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-bgfx: Fixed incorrect pitch of palette uploads, fixes 16-bit palettized textures in Vulkan backend on BGFX. nw

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This commit is contained in:
MooglyGuy 2019-10-23 13:43:14 +02:00
parent c185a04029
commit ec4bee1371
1 changed files with 8 additions and 4 deletions
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12
src/osd/modules/render/bgfx/chainmanager.cpp
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@ -475,9 +475,11 @@ uint32_t chain_manager::update_screen_textures(uint32_t view, render_primitive *
if (prim.m_prim->texture.palette)
{
uint16_t palette_width = (uint16_t)std::min(prim.m_palette_length, 256U);
uint16_t palette_height = (uint16_t)std::max(prim.m_palette_length / 256, 1U);
const bgfx::Memory *palmem = bgfx::copy(prim.m_prim->texture.palette, palette_width * palette_height * 4);
palette = new bgfx_texture(palette_name, bgfx::TextureFormat::BGRA8, palette_width, palette_height, palmem, BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP | BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT, palette_width);
uint16_t palette_height = (uint16_t)std::max((prim.m_palette_length + 255) / 256, 1U);
uint8_t palette_temp[palette_width * palette_height * 4];
memcpy(palette_temp, prim.m_prim->texture.palette, prim.m_palette_length * 4);
const bgfx::Memory *palmem = bgfx::copy(palette_temp, palette_width * palette_height * 4);
palette = new bgfx_texture(palette_name, bgfx::TextureFormat::BGRA8, palette_width, palette_height, palmem, BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP | BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT, palette_width * 4);
m_textures.add_provider(palette_name, palette);
}
@ -496,7 +498,9 @@ uint32_t chain_manager::update_screen_textures(uint32_t view, render_primitive *
if (prim.m_prim->texture.palette)
{
const bgfx::Memory *palmem = bgfx::copy(prim.m_prim->texture.palette, palette->width() * palette->height() * 4);
uint8_t palette_temp[palette->width() * palette->height() * 4];
memcpy(palette_temp, prim.m_prim->texture.palette, prim.m_palette_length * 4);
const bgfx::Memory *palmem = bgfx::copy(palette_temp, palette->width() * palette->height() * 4);
palette->update(palmem);
}
}