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authorVito Caputo <vcaputo@pengaru.com>2019-11-10 22:58:57 -0800
committerVito Caputo <vcaputo@pengaru.com>2019-11-10 22:58:57 -0800
commit814d6614be19e20fe3db12f3c05d5e8dbcfdd0a1 (patch)
treeb39b9f36dcda371b16e9b979045a0616ccbbf437 /src/modules/submit/submit.c
parent16dc99f8b0515e7a2e29a1da9d6cfb717105af4d (diff)
submit: replace submit-softly with bilerp setting
This removes the submit-softly module, instead using a runtime setting to toggle bilinear interpolation on the submit module.
Diffstat (limited to 'src/modules/submit/submit.c')
-rw-r--r--src/modules/submit/submit.c77
1 files changed, 59 insertions, 18 deletions
diff --git a/src/modules/submit/submit.c b/src/modules/submit/submit.c
index 1d0fea1..3fc2ddd 100644
--- a/src/modules/submit/submit.c
+++ b/src/modules/submit/submit.c
@@ -22,6 +22,7 @@
#include "fb.h"
#include "rototiller.h"
+#include "settings.h"
#include "util.h"
#include "grid/grid.h"
@@ -56,6 +57,9 @@ typedef struct submit_context_t {
} submit_context_t;
+static int bilerp_setting;
+
+
/* convert a color into a packed, 32-bit rgb pixel value (taken from libs/ray/ray_color.h) */
static inline uint32_t color_to_uint32(color_t color) {
uint32_t pixel;
@@ -181,7 +185,24 @@ static inline uint32_t sample_grid(submit_context_t *ctxt, float x, float y)
}
-static void draw_grid(submit_context_t *ctxt, fb_fragment_t *fragment, uint32_t (*sampler)(submit_context_t *ctxt, float x, float y))
+static void draw_grid(submit_context_t *ctxt, fb_fragment_t *fragment)
+{
+ float xscale = ((float)GRID_SIZE - 1.f) / (float)fragment->frame_width;
+ float yscale = ((float)GRID_SIZE - 1.f) / (float)fragment->frame_height;
+
+ for (int y = 0; y < fragment->height; y++) {
+ for (int x = 0; x < fragment->width; x++) {
+ uint32_t color;
+
+ /* TODO: this could be optimized a bit! i.e. don't recompute the y for every x etc. */
+ color = sample_grid(ctxt, .5f + ((float)(fragment->x + x)) * xscale, .5f + ((float)(fragment->y + y)) * yscale);
+ fb_fragment_put_pixel_unchecked(fragment, fragment->x + x, fragment->y + y, color);
+ }
+ }
+}
+
+
+static void draw_grid_bilerp(submit_context_t *ctxt, fb_fragment_t *fragment)
{
float xscale = ((float)GRID_SIZE - 1.f) / (float)fragment->frame_width;
float yscale = ((float)GRID_SIZE - 1.f) / (float)fragment->frame_height;
@@ -191,7 +212,7 @@ static void draw_grid(submit_context_t *ctxt, fb_fragment_t *fragment, uint32_t
uint32_t color;
/* TODO: this could be optimized a bit! i.e. don't recompute the y for every x etc. */
- color = sampler(ctxt, .5f + ((float)(fragment->x + x)) * xscale, .5f + ((float)(fragment->y + y)) * yscale);
+ color = sample_grid_bilerp(ctxt, .5f + ((float)(fragment->x + x)) * xscale, .5f + ((float)(fragment->y + y)) * yscale);
fb_fragment_put_pixel_unchecked(fragment, fragment->x + x, fragment->y + y, color);
}
}
@@ -294,15 +315,46 @@ static void submit_render_fragment(void *context, fb_fragment_t *fragment)
{
submit_context_t *ctxt = context;
- draw_grid(ctxt, fragment, sample_grid);
+ if (!bilerp_setting)
+ draw_grid(ctxt, fragment);
+ else
+ draw_grid_bilerp(ctxt, fragment);
}
-static void submit_softly_render_fragment(void *context, fb_fragment_t *fragment)
+static int submit_setup(const settings_t *settings, setting_desc_t **next_setting)
{
- submit_context_t *ctxt = context;
+ const char *bilerp;
+
+ bilerp = settings_get_value(settings, "bilerp");
+ if (!bilerp) {
+ const char *values[] = {
+ "off",
+ "on",
+ NULL
+ };
+ int r;
+
+ r = setting_desc_clone(&(setting_desc_t){
+ .name = "Bilinear Interpolation of Cell Colors",
+ .key = "bilerp",
+ .regex = NULL,
+ .preferred = values[0],
+ .values = values,
+ .annotations = NULL
+ }, next_setting);
+ if (r < 0)
+ return r;
+
+ return 1;
+ }
+
+ if (!strcasecmp(bilerp, "on"))
+ bilerp_setting = 1;
+ else
+ bilerp_setting = 0;
- draw_grid(ctxt, fragment, sample_grid_bilerp);
+ return 0;
}
@@ -315,16 +367,5 @@ rototiller_module_t submit_module = {
.description = "Cellular automata conquest game sim (threaded (poorly))",
.author = "Vito Caputo <vcaputo@pengaru.com>",
.license = "GPLv3",
-};
-
-
-rototiller_module_t submit_softly_module = {
- .create_context = submit_create_context,
- .destroy_context = submit_destroy_context,
- .prepare_frame = submit_prepare_frame,
- .render_fragment = submit_softly_render_fragment,
- .name = "submit-softly",
- .description = "Bilinearly interpolated version of submit (threaded (poorly))",
- .author = "Vito Caputo <vcaputo@pengaru.com>",
- .license = "GPLv3",
+ .setup = submit_setup,
};
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