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...Anm2Ed 2.0

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shweet
2025-11-13 22:06:09 -05:00
parent 51bf4c2012
commit c57c32aca8
36 changed files with 1003 additions and 333 deletions
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18
src/resource/texture.cpp
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@@ -29,9 +29,9 @@ using namespace glm;
namespace anm2ed::resource
{
bool Texture::is_valid() { return id != 0; }
bool Texture::is_valid() const { return id != 0; }
size_t Texture::pixel_size_get() { return size.x * size.y * CHANNELS; }
size_t Texture::pixel_size_get() const { return size.x * size.y * CHANNELS; }
void Texture::upload(const uint8_t* data)
{
@@ -133,6 +133,20 @@ namespace anm2ed::resource
bool Texture::write_png(const std::filesystem::path& path) { return write_png(path.string()); }
vec4 Texture::pixel_read(vec2 position) const
{
if (pixels.size() < CHANNELS || size.x <= 0 || size.y <= 0) return vec4(0.0f);
int x = glm::clamp((int)(position.x), 0, size.x - 1);
int y = glm::clamp((int)(position.y), 0, size.y - 1);
auto index = ((size_t)(y) * (size_t)(size.x) + (size_t)(x)) * CHANNELS;
if (index + CHANNELS > pixels.size()) return vec4(0.0f);
return vec4(uint8_to_float(pixels[index + 0]), uint8_to_float(pixels[index + 1]), uint8_to_float(pixels[index + 2]),
uint8_to_float(pixels[index + 3]));
}
void Texture::pixel_set(ivec2 position, vec4 color)
{
if (position.x < 0 || position.y < 0 || position.x >= size.x || position.y >= size.y) return;

6
src/resource/texture.h
View File

@@ -23,10 +23,11 @@ namespace anm2ed::resource
int channels{};
std::vector<uint8_t> pixels{};
bool is_valid();
size_t pixel_size_get();
bool is_valid() const;
size_t pixel_size_get() const;
void upload();
void upload(const uint8_t*);
glm::vec4 pixel_read(glm::vec2) const;
Texture();
~Texture();
@@ -40,6 +41,7 @@ namespace anm2ed::resource
Texture(const std::filesystem::path&);
bool write_png(const std::string&);
bool write_png(const std::filesystem::path&);
static bool write_pixels_png(const std::filesystem::path&, glm::ivec2, const uint8_t*);
void pixel_set(glm::ivec2, glm::vec4);
void pixel_line(glm::ivec2, glm::ivec2, glm::vec4);
};