arti/wdisplays
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Reorder render list when clicking a display

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This commit is contained in:
Jason Francis committed 2019-08-06 13:26:25 -04:00
1 parent 1fba2b78a8
commit 26af01ddc3
4 files changed
+91 -56
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src/render.c
+29 -10
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@@ -27,6 +27,7 @@
#include <stdio.h>
#include <math.h>
#include <epoxy/gl.h>
#include <wayland-util.h>
#define CANVAS_MARGIN 100
@@ -228,10 +229,15 @@ void wd_gl_render(struct wd_gl_data *res, struct wd_render_data *info,
uint64_t tick) {
unsigned int tris = 0;
if (info->head_count > res->texture_count) {
glGenTextures(info->head_count - res->texture_count,
unsigned int head_count = wl_list_length(&info->heads);
if (head_count >= HEADS_MAX) {
head_count = HEADS_MAX;
}
if (head_count > res->texture_count) {
glGenTextures(head_count - res->texture_count,
res->textures + res->texture_count);
for (int i = res->texture_count; i < info->head_count; i++) {
for (int i = res->texture_count; i < head_count; i++) {
glBindTexture(GL_TEXTURE_2D, res->textures[i]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
@@ -239,11 +245,12 @@ void wd_gl_render(struct wd_gl_data *res, struct wd_render_data *info,
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
glBindTexture(GL_TEXTURE_2D, 0);
res->texture_count = info->head_count;
res->texture_count = head_count;
}
for (int i = 0; i < info->head_count; i++) {
struct wd_render_head_data *head = &info->heads[i];
struct wd_render_head_data *head;
int i = 0;
wl_list_for_each_reverse(head, &info->heads, link) {
float *tri_ptr = res->tris + i * BT_UV_QUAD_SIZE;
float x1 = head->x1;
float y1 = head->y1;
@@ -261,6 +268,10 @@ void wd_gl_render(struct wd_gl_data *res, struct wd_render_data *info,
PUSH_POINT_UV(tri_ptr, x2, y2, 1.f, t2)
tris += 6;
i++;
if (i >= HEADS_MAX) {
break;
}
}
glClearColor(info->bg_color[0], info->bg_color[1], info->bg_color[2], 1.f);
@@ -284,8 +295,8 @@ void wd_gl_render(struct wd_gl_data *res, struct wd_render_data *info,
glUniform1i(res->texture_texture_uniform, 0);
glActiveTexture(GL_TEXTURE0);
for (int i = 0; i < info->head_count; i++) {
struct wd_render_head_data *head = &info->heads[i];
i = 0;
wl_list_for_each_reverse(head, &info->heads, link) {
glBindTexture(GL_TEXTURE_2D, res->textures[i]);
if (head->updated_at == tick) {
glPixelStorei(GL_UNPACK_ROW_LENGTH_EXT, head->tex_stride / 4);
@@ -297,14 +308,18 @@ void wd_gl_render(struct wd_gl_data *res, struct wd_render_data *info,
glUniformMatrix4fv(res->texture_color_transform_uniform, 1, GL_FALSE,
head->swap_rgb ? TRANSFORM_RGB : TRANSFORM_BGR);
glDrawArrays(GL_TRIANGLES, i * 6, 6);
i++;
if (i >= HEADS_MAX) {
break;
}
}
}
tris = 0;
int j = 0;
for (int i = 0; i < info->head_count; i++) {
struct wd_render_head_data *head = &info->heads[i];
i = 0;
wl_list_for_each_reverse(head, &info->heads, link) {
if (head->hovered || tick < head->transition_begin + HOVER_USECS) {
float *tri_ptr = res->tris + j++ * BT_COLOR_QUAD_SIZE;
float x1 = head->x1;
@@ -343,6 +358,10 @@ void wd_gl_render(struct wd_gl_data *res, struct wd_render_data *info,
tris += 6;
}
i++;
if (i >= HEADS_MAX) {
break;
}
}
if (tris > 0) {