Mirrorlandia_minetest/minetest
1
0
Fork 1
mirror of https://github.com/minetest/minetest.git synced 2024-11-27 01:53:45 +01:00
Code Issues Packages Projects Releases Wiki Activity

Fix stretched stars bug, change render order

Browse Source
This commit is contained in:
Aspen 2018-09-25 20:36:40 -07:00 committed by sfan5
parent 4a2a11262b
commit ce2d33eb97
1 changed files with 77 additions and 76 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

153
src/sky.cpp
View File

@ -290,6 +290,83 @@ void Sky::render()
driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
}
// Draw stars
do {
driver->setMaterial(m_materials[1]);
float starbrightness = MYMAX(0, MYMIN(1,
(0.285 - fabs(wicked_time_of_day < 0.5 ?
wicked_time_of_day : (1.0 - wicked_time_of_day))) * 10));
float f = starbrightness;
float d = 0.007/2;
video::SColor starcolor(255, f * 90, f * 90, f * 90);
if (starcolor.getBlue() < m_skycolor.getBlue())
break;
#ifdef __ANDROID__
u16 indices[SKY_STAR_COUNT * 3];
video::S3DVertex vertices[SKY_STAR_COUNT * 3];
for (u32 i = 0; i < SKY_STAR_COUNT; i++) {
indices[i * 3 + 0] = i * 3 + 0;
indices[i * 3 + 1] = i * 3 + 1;
indices[i * 3 + 2] = i * 3 + 2;
v3f r = m_stars[i];
core::CMatrix4<f32> a;
a.buildRotateFromTo(v3f(0, 1, 0), r);
v3f p = v3f(-d, 1, -d);
v3f p1 = v3f(d, 1, 0);
v3f p2 = v3f(-d, 1, d);
a.rotateVect(p);
a.rotateVect(p1);
a.rotateVect(p2);
p.rotateXYBy(wicked_time_of_day * 360 - 90);
p1.rotateXYBy(wicked_time_of_day * 360 - 90);
p2.rotateXYBy(wicked_time_of_day * 360 - 90);
vertices[i * 3 + 0].Pos = p;
vertices[i * 3 + 0].Color = starcolor;
vertices[i * 3 + 1].Pos = p1;
vertices[i * 3 + 1].Color = starcolor;
vertices[i * 3 + 2].Pos = p2;
vertices[i * 3 + 2].Color = starcolor;
}
driver->drawIndexedTriangleList(vertices, SKY_STAR_COUNT * 3,
indices, SKY_STAR_COUNT);
#else
u16 indices[SKY_STAR_COUNT * 4];
video::S3DVertex vertices[SKY_STAR_COUNT * 4];
for (u32 i = 0; i < SKY_STAR_COUNT; i++) {
indices[i * 4 + 0] = i * 4 + 0;
indices[i * 4 + 1] = i * 4 + 1;
indices[i * 4 + 2] = i * 4 + 2;
indices[i * 4 + 3] = i * 4 + 3;
v3f r = m_stars[i];
core::CMatrix4<f32> a;
a.buildRotateFromTo(v3f(0, 1, 0), r);
v3f p = v3f(-d, 1, -d);
v3f p1 = v3f( d, 1, -d);
v3f p2 = v3f( d, 1, d);
v3f p3 = v3f(-d, 1, d);
a.rotateVect(p);
a.rotateVect(p1);
a.rotateVect(p2);
a.rotateVect(p3);
p.rotateXYBy(wicked_time_of_day * 360 - 90);
p1.rotateXYBy(wicked_time_of_day * 360 - 90);
p2.rotateXYBy(wicked_time_of_day * 360 - 90);
p3.rotateXYBy(wicked_time_of_day * 360 - 90);
vertices[i * 4 + 0].Pos = p;
vertices[i * 4 + 0].Color = starcolor;
vertices[i * 4 + 1].Pos = p1;
vertices[i * 4 + 1].Color = starcolor;
vertices[i * 4 + 2].Pos = p2;
vertices[i * 4 + 2].Color = starcolor;
vertices[i * 4 + 3].Pos = p3;
vertices[i * 4 + 3].Color = starcolor;
}
driver->drawVertexPrimitiveList(vertices, SKY_STAR_COUNT * 4,
indices, SKY_STAR_COUNT, video::EVT_STANDARD,
scene::EPT_QUADS, video::EIT_16BIT);
#endif
} while(false);
// Draw sun
if (wicked_time_of_day > 0.15 && wicked_time_of_day < 0.85) {
if (!m_sun_texture) {
@ -442,82 +519,6 @@ void Sky::render()
}
}
// Draw stars
do {
driver->setMaterial(m_materials[1]);
float starbrightness = MYMAX(0, MYMIN(1,
(0.285 - fabs(wicked_time_of_day < 0.5 ?
wicked_time_of_day : (1.0 - wicked_time_of_day))) * 10));
float f = starbrightness;
float d = 0.007;
video::SColor starcolor(255, f * 90, f * 90, f * 90);
if (starcolor.getBlue() < m_skycolor.getBlue())
break;
#ifdef __ANDROID__
u16 indices[SKY_STAR_COUNT * 3];
video::S3DVertex vertices[SKY_STAR_COUNT * 3];
for (u32 i = 0; i < SKY_STAR_COUNT; i++) {
indices[i * 3 + 0] = i * 3 + 0;
indices[i * 3 + 1] = i * 3 + 1;
indices[i * 3 + 2] = i * 3 + 2;
v3f p = m_stars[i];
core::CMatrix4<f32> a;
a.buildRotateFromTo(v3f(0, 1, 0), v3f(d, 1 + d, -d / 2));
v3f p1 = p;
a.rotateVect(p1);
a.buildRotateFromTo(v3f(0, 1, 0), v3f(d, 1 - d, d / 2));
v3f p2 = p;
a.rotateVect(p2);
p.rotateXYBy(wicked_time_of_day * 360 - 90);
p1.rotateXYBy(wicked_time_of_day * 360 - 90);
p2.rotateXYBy(wicked_time_of_day * 360 - 90);
vertices[i * 3 + 0].Pos = p;
vertices[i * 3 + 0].Color = starcolor;
vertices[i * 3 + 1].Pos = p1;
vertices[i * 3 + 1].Color = starcolor;
vertices[i * 3 + 2].Pos = p2;
vertices[i * 3 + 2].Color = starcolor;
}
driver->drawIndexedTriangleList(vertices, SKY_STAR_COUNT * 3,
indices, SKY_STAR_COUNT);
#else
u16 indices[SKY_STAR_COUNT * 4];
video::S3DVertex vertices[SKY_STAR_COUNT * 4];
for (u32 i = 0; i < SKY_STAR_COUNT; i++) {
indices[i * 4 + 0] = i * 4 + 0;
indices[i * 4 + 1] = i * 4 + 1;
indices[i * 4 + 2] = i * 4 + 2;
indices[i * 4 + 3] = i * 4 + 3;
v3f p = m_stars[i];
core::CMatrix4<f32> a;
a.buildRotateFromTo(v3f(0, 1, 0), v3f(d, 1 + d / 2, 0));
v3f p1 = p;
a.rotateVect(p1);
a.buildRotateFromTo(v3f(0, 1, 0), v3f(d, 1, d));
v3f p2 = p;
a.rotateVect(p2);
a.buildRotateFromTo(v3f(0, 1, 0), v3f(0, 1 - d / 2, d));
v3f p3 = p;
a.rotateVect(p3);
p.rotateXYBy(wicked_time_of_day * 360 - 90);
p1.rotateXYBy(wicked_time_of_day * 360 - 90);
p2.rotateXYBy(wicked_time_of_day * 360 - 90);
p3.rotateXYBy(wicked_time_of_day * 360 - 90);
vertices[i * 4 + 0].Pos = p;
vertices[i * 4 + 0].Color = starcolor;
vertices[i * 4 + 1].Pos = p1;
vertices[i * 4 + 1].Color = starcolor;
vertices[i * 4 + 2].Pos = p2;
vertices[i * 4 + 2].Color = starcolor;
vertices[i * 4 + 3].Pos = p3;
vertices[i * 4 + 3].Color = starcolor;
}
driver->drawVertexPrimitiveList(vertices, SKY_STAR_COUNT * 4,
indices, SKY_STAR_COUNT, video::EVT_STANDARD,
scene::EPT_QUADS, video::EIT_16BIT);
#endif
} while(false);
// Draw far cloudy fog thing below east and west horizons
for (u32 j = 0; j < 2; j++) {
video::SColor c = cloudyfogcolor;