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Support setting individual pixels in vecr::renderer

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This commit is contained in:
Nikita Lisitsa 2025-04-06 21:55:29 +03:00
parent c8a58d1de4
commit 472d095e2d
2 changed files with 13 additions and 0 deletions
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2
libs/vecr/include/psemek/vecr/renderer.hpp
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@ -34,6 +34,8 @@ namespace psemek::vecr
void clear(gfx::color_rgba const & color = {0, 0, 0, 0});
void set_pixel(math::vector<std::size_t, 2> const & coords, gfx::color_rgba const & color);
void draw(primitive const & primitive);
private:

11
libs/vecr/source/renderer.cpp
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@ -54,6 +54,17 @@ namespace psemek::vecr
need_resolve_ = false;
}
void renderer::set_pixel(math::vector<std::size_t, 2> const & coords, gfx::color_rgba const & color)
{
for (std::size_t ty = 0; ty < samples_; ++ty)
{
for (std::size_t tx = 0; tx < samples_; ++tx)
{
canvas_(coords[0] * samples_ + tx, coords[1] * samples_ + ty) = color;
}
}
}
void renderer::draw(primitive const & primitive)
{
float const aa = primitive.blur / 2.f;