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chroma: add scaling modes to header

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Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I8935a2a5a8e5e33d38e937502b3b82456a6a6964
This commit is contained in:
raf 2025-11-02 01:19:18 +03:00
commit 74f46f45bf
Signed by: NotAShelf
GPG key ID: 29D95B64378DB4BF
2 changed files with 34 additions and 0 deletions
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32
include/chroma.h vendored
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@ -36,6 +36,22 @@ typedef enum {
CHROMA_ERROR_MEMORY = -6
} chroma_error_t;
// Scaling modes for wallpaper display
typedef enum {
CHROMA_SCALE_FILL = 0, // fill entire output, crop if necessary
CHROMA_SCALE_FIT = 1, // fit image within output, add borders if needed
CHROMA_SCALE_STRETCH = 2, // stretch to fill output, may distort aspect ratio
CHROMA_SCALE_CENTER = 3 // center image at original size
} chroma_scale_mode_t;
// Image filtering quality settings
typedef enum {
CHROMA_FILTER_NEAREST = 0, // nearest neighbor filtering (pixelated)
CHROMA_FILTER_LINEAR = 1, // linear filtering (smooth)
CHROMA_FILTER_BILINEAR = 2, // bilinear filtering (smoother)
CHROMA_FILTER_TRILINEAR = 3 // trilinear filtering (smoothest)
} chroma_filter_quality_t;
// Image data structure
typedef struct {
unsigned char *data; // RGBA pixel data
@ -71,6 +87,11 @@ typedef struct {
// Associated wallpaper
chroma_image_t *image;
// Configuration for this output
chroma_scale_mode_t scale_mode;
chroma_filter_quality_t filter_quality;
bool config_loaded;
// OpenGL resource cache
GLuint texture_id;
GLuint shader_program;
@ -84,6 +105,8 @@ typedef struct {
typedef struct {
char output_name[256];
char image_path[MAX_PATH_LEN];
chroma_scale_mode_t scale_mode;
chroma_filter_quality_t filter_quality;
} chroma_config_mapping_t;
// Application configuration
@ -92,6 +115,10 @@ typedef struct {
int mapping_count;
char default_image[MAX_PATH_LEN];
bool daemon_mode;
// Global scaling and filtering settings (used as defaults)
chroma_scale_mode_t default_scale_mode;
chroma_filter_quality_t default_filter_quality;
} chroma_config_t;
// Main application state
@ -194,6 +221,11 @@ int chroma_config_load(chroma_config_t *config, const char *config_file);
void chroma_config_free(chroma_config_t *config);
const char *chroma_config_get_image_for_output(chroma_config_t *config,
const char *output_name);
int chroma_config_get_mapping_for_output(
chroma_config_t *config, const char *output_name,
chroma_scale_mode_t *scale_mode, chroma_filter_quality_t *filter_quality);
int chroma_config_create_sample(const char *config_file);
void chroma_config_print(const chroma_config_t *config);
// Main loop and events
int chroma_run(chroma_state_t *state);