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lol
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scene: break text rendering again so that 2D games work properly...

undefined
Sam Hocevar 11 years ago
parent
16cbaaa1a3
commit
f193bc2caa
4 changed files with 125 additions and 138 deletions
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  1. +2
    -2
      src/math/vector.cpp
  2. +116
    -134
      src/scene.cpp
  3. +4
    -1
      src/scene.h
  4. +3
    -1
      src/ticker.cpp

+ 2
- 2
src/math/vector.cpp View File

@@ -774,7 +774,7 @@ template<> mat4 mat4::perspective(float fov_y, float width,
{
fov_y *= (F_PI / 180.0f);

float t2 = tanf(fov_y * 0.5f);
float t2 = lol::tan(fov_y * 0.5f);
float t1 = t2 * width / height;

return frustum(-near * t1, near * t1, -near * t2, near * t2, near, far);
@@ -786,7 +786,7 @@ template<> mat4 mat4::shifted_perspective(float fov_y, float screen_size,
{
float new_fov_y = fov_y * (F_PI / 180.0f);

float near = (screen_size * .5f) / tanf(new_fov_y * .5f);
float near = (screen_size * .5f) / lol::tan(new_fov_y * .5f);
float far = near + draw_distance;

return mat4::perspective(fov_y, screen_size * screen_ratio_xy, screen_size, near - .000001f, far) *


+ 116
- 134
src/scene.cpp View File

@@ -56,18 +56,6 @@ class SceneData
friend class Scene;

private:
static int Compare(void const *p1, void const *p2)
{
Tile const *t1 = (Tile const *)p1;
Tile const *t2 = (Tile const *)p2;

if (t1->pos.z > t2->pos.z)
return 1;
if (t1->pos.z < t2->pos.z)
return -1;
return 0;
}

Array<vec3, vec3, vec4> m_lines;
Shader *m_line_shader;
VertexDeclaration *m_line_vdecl;
@@ -187,162 +175,156 @@ Array<Light *> const &Scene::GetLights() const
return data->m_lights;
}

void Scene::Render() // XXX: rename to Blit()
void Scene::RenderPrimitives()
{
/* TODO: this should be the main entry for rendering of all
* primitives found in the scene graph. When we have one. */
}

void Scene::RenderTiles() // XXX: rename to Blit()
{
RenderContext rc;

/* Early test if nothing needs to be rendered */
if (data->m_tiles.Count())
{
rc.SetDepthFunc(DepthFunc::LessOrEqual);
rc.SetBlendFunc(BlendFunc::SrcAlpha, BlendFunc::OneMinusSrcAlpha);
rc.SetAlphaFunc(AlphaFunc::GreaterOrEqual, 0.01f);
if (!data->m_tiles.Count())
return;

PushCamera(data->m_default_cam);
rc.SetDepthFunc(DepthFunc::LessOrEqual);
rc.SetBlendFunc(BlendFunc::SrcAlpha, BlendFunc::OneMinusSrcAlpha);
rc.SetAlphaFunc(AlphaFunc::GreaterOrEqual, 0.01f);

#if defined USE_D3D9 || defined _XBOX
#elif !defined HAVE_GLES_2X
glEnable(GL_TEXTURE_2D);
glEnable(GL_TEXTURE_2D);
#endif
if (!data->m_tile_shader)
data->m_tile_shader = Shader::Create(LOLFX_RESOURCE_NAME(tile));
if (!data->m_tile_shader)
data->m_tile_shader = Shader::Create(LOLFX_RESOURCE_NAME(tile));

#if 0
// Randomise, then sort.
for (int i = 0; i < data->m_tiles.Count(); i++)
{
Tile tmp = data->m_tiles[i];
int j = rand<int>() % data->m_tiles.Count();
data->m_tiles[i] = data->m_tiles[j];
data->m_tiles[j] = tmp;
}
#endif
qsort(&data->m_tiles[0], data->m_tiles.Count(),
sizeof(Tile), SceneData::Compare);
ShaderUniform uni_mat, uni_tex, uni_texsize;
ShaderAttrib attr_pos, attr_tex;
attr_pos = data->m_tile_shader->GetAttribLocation("in_Position", VertexUsage::Position, 0);
attr_tex = data->m_tile_shader->GetAttribLocation("in_TexCoord", VertexUsage::TexCoord, 0);

ShaderUniform uni_mat, uni_tex, uni_texsize;
ShaderAttrib attr_pos, attr_tex;
attr_pos = data->m_tile_shader->GetAttribLocation("in_Position", VertexUsage::Position, 0);
attr_tex = data->m_tile_shader->GetAttribLocation("in_TexCoord", VertexUsage::TexCoord, 0);
data->m_tile_shader->Bind();

data->m_tile_shader->Bind();
uni_mat = data->m_tile_shader->GetUniformLocation("proj_matrix");
data->m_tile_shader->SetUniform(uni_mat, GetCamera()->GetProjection());
uni_mat = data->m_tile_shader->GetUniformLocation("view_matrix");
data->m_tile_shader->SetUniform(uni_mat, GetCamera()->GetView());
uni_mat = data->m_tile_shader->GetUniformLocation("model_matrix");
data->m_tile_shader->SetUniform(uni_mat, mat4(1.f));

uni_mat = data->m_tile_shader->GetUniformLocation("proj_matrix");
data->m_tile_shader->SetUniform(uni_mat, GetCamera()->GetProjection());
uni_mat = data->m_tile_shader->GetUniformLocation("view_matrix");
data->m_tile_shader->SetUniform(uni_mat, GetCamera()->GetView());
uni_mat = data->m_tile_shader->GetUniformLocation("model_matrix");
data->m_tile_shader->SetUniform(uni_mat, mat4(1.f));
uni_tex = data->m_tile_shader->GetUniformLocation("in_Texture");
data->m_tile_shader->SetUniform(uni_tex, 0);
uni_texsize = data->m_tile_shader->GetUniformLocation("in_TexSize");

for (int buf = 0, i = 0, n; i < data->m_tiles.Count(); i = n, buf += 2)
{
/* Count how many quads will be needed */
for (n = i + 1; n < data->m_tiles.Count(); n++)
if (data->m_tiles[i].tileset != data->m_tiles[n].tileset)
break;

uni_tex = data->m_tile_shader->GetUniformLocation("in_Texture");
data->m_tile_shader->SetUniform(uni_tex, 0);
uni_texsize = data->m_tile_shader->GetUniformLocation("in_TexSize");
/* Create a vertex array object */
VertexBuffer *vb1 = new VertexBuffer(6 * 3 * (n - i) * sizeof(float));
float *vertex = (float *)vb1->Lock(0, 0);
VertexBuffer *vb2 = new VertexBuffer(6 * 2 * (n - i) * sizeof(float));
float *texture = (float *)vb2->Lock(0, 0);

for (int buf = 0, i = 0, n; i < data->m_tiles.Count(); i = n, buf += 2)
data->m_tile_bufs.Push(vb1);
data->m_tile_bufs.Push(vb2);

for (int j = i; j < n; j++)
{
/* Count how many quads will be needed */
for (n = i + 1; n < data->m_tiles.Count(); n++)
if (data->m_tiles[i].tileset != data->m_tiles[n].tileset)
break;

/* Create a vertex array object */
VertexBuffer *vb1 = new VertexBuffer(6 * 3 * (n - i) * sizeof(float));
float *vertex = (float *)vb1->Lock(0, 0);
VertexBuffer *vb2 = new VertexBuffer(6 * 2 * (n - i) * sizeof(float));
float *texture = (float *)vb2->Lock(0, 0);

data->m_tile_bufs.Push(vb1);
data->m_tile_bufs.Push(vb2);

for (int j = i; j < n; j++)
{
data->m_tiles[i].tileset->BlitTile(data->m_tiles[j].id,
data->m_tiles[j].pos, data->m_tiles[j].o,
data->m_tiles[j].scale,
vertex + 18 * (j - i), texture + 12 * (j - i));
}

vb1->Unlock();
vb2->Unlock();

/* Bind texture */
data->m_tiles[i].tileset->Bind();
data->m_tile_shader->SetUniform(uni_texsize,
(vec2)data->m_tiles[i].tileset->GetTextureSize());

/* Bind vertex and texture coordinate buffers */
data->m_tile_vdecl->Bind();
data->m_tile_vdecl->SetStream(vb1, attr_pos);
data->m_tile_vdecl->SetStream(vb2, attr_tex);

/* Draw arrays */
data->m_tile_vdecl->DrawElements(MeshPrimitive::Triangles, 0, (n - i) * 6);
data->m_tile_vdecl->Unbind();
data->m_tiles[i].tileset->Unbind();
data->m_tiles[i].tileset->BlitTile(data->m_tiles[j].id,
data->m_tiles[j].pos, data->m_tiles[j].o,
data->m_tiles[j].scale,
vertex + 18 * (j - i), texture + 12 * (j - i));
}

data->m_tiles.Empty();
vb1->Unlock();
vb2->Unlock();

/* Bind texture */
data->m_tiles[i].tileset->Bind();
data->m_tile_shader->SetUniform(uni_texsize,
(vec2)data->m_tiles[i].tileset->GetTextureSize());

data->m_tile_shader->Unbind();
/* Bind vertex and texture coordinate buffers */
data->m_tile_vdecl->Bind();
data->m_tile_vdecl->SetStream(vb1, attr_pos);
data->m_tile_vdecl->SetStream(vb2, attr_tex);

/* Draw arrays */
data->m_tile_vdecl->DrawElements(MeshPrimitive::Triangles, 0, (n - i) * 6);
data->m_tile_vdecl->Unbind();
data->m_tiles[i].tileset->Unbind();
}

data->m_tiles.Empty();

data->m_tile_shader->Unbind();

#if defined USE_D3D9 || defined _XBOX
/* TODO */
/* TODO */
#elif !defined HAVE_GLES_2X
glDisable(GL_TEXTURE_2D);
glDisable(GL_TEXTURE_2D);
#endif
}

PopCamera(data->m_default_cam);
}
void Scene::RenderLines() // XXX: rename to Blit()
{
RenderContext rc;

if (data->m_lines.Count())
{
rc.SetDepthFunc(DepthFunc::LessOrEqual);
rc.SetBlendFunc(BlendFunc::SrcAlpha, BlendFunc::OneMinusSrcAlpha);
rc.SetAlphaFunc(AlphaFunc::GreaterOrEqual, 0.01f);
if (!data->m_lines.Count())
return;

int linecount = data->m_lines.Count();
rc.SetDepthFunc(DepthFunc::LessOrEqual);
rc.SetBlendFunc(BlendFunc::SrcAlpha, BlendFunc::OneMinusSrcAlpha);
rc.SetAlphaFunc(AlphaFunc::GreaterOrEqual, 0.01f);

if (!data->m_line_shader)
data->m_line_shader = Shader::Create(LOLFX_RESOURCE_NAME(line));
int linecount = data->m_lines.Count();

VertexBuffer *vb = new VertexBuffer((sizeof(vec3) + sizeof(vec4)) * 2 * linecount);
float *vertex = (float *)vb->Lock(0, 0);
for (int i = 0; i < linecount; i++)
{
memcpy(vertex, &data->m_lines[i].m1, sizeof(vec3));
vertex += 3;
memcpy(vertex, &data->m_lines[i].m3, sizeof(vec4));
vertex += 4;
memcpy(vertex, &data->m_lines[i].m2, sizeof(vec3));
vertex += 3;
memcpy(vertex, &data->m_lines[i].m3, sizeof(vec4));
vertex += 4;
}
vb->Unlock();
if (!data->m_line_shader)
data->m_line_shader = Shader::Create(LOLFX_RESOURCE_NAME(line));

data->m_line_shader->Bind();
VertexBuffer *vb = new VertexBuffer((sizeof(vec3) + sizeof(vec4)) * 2 * linecount);
float *vertex = (float *)vb->Lock(0, 0);
for (int i = 0; i < linecount; i++)
{
memcpy(vertex, &data->m_lines[i].m1, sizeof(vec3));
vertex += 3;
memcpy(vertex, &data->m_lines[i].m3, sizeof(vec4));
vertex += 4;
memcpy(vertex, &data->m_lines[i].m2, sizeof(vec3));
vertex += 3;
memcpy(vertex, &data->m_lines[i].m3, sizeof(vec4));
vertex += 4;
}
vb->Unlock();

ShaderUniform uni_mat, uni_tex;
ShaderAttrib attr_pos, attr_col;
attr_pos = data->m_line_shader->GetAttribLocation("in_Position", VertexUsage::Position, 0);
attr_col = data->m_line_shader->GetAttribLocation("in_Color", VertexUsage::Color, 0);
data->m_line_shader->Bind();

data->m_line_shader->Bind();
ShaderUniform uni_mat, uni_tex;
ShaderAttrib attr_pos, attr_col;
attr_pos = data->m_line_shader->GetAttribLocation("in_Position", VertexUsage::Position, 0);
attr_col = data->m_line_shader->GetAttribLocation("in_Color", VertexUsage::Color, 0);

uni_mat = data->m_line_shader->GetUniformLocation("proj_matrix");
data->m_line_shader->SetUniform(uni_mat, GetCamera()->GetProjection());
uni_mat = data->m_line_shader->GetUniformLocation("view_matrix");
data->m_line_shader->SetUniform(uni_mat, GetCamera()->GetView());
data->m_line_shader->Bind();

data->m_line_vdecl->Bind();
data->m_line_vdecl->SetStream(vb, attr_pos, attr_col);
data->m_line_vdecl->DrawElements(MeshPrimitive::Lines, 0, 2 * linecount);
data->m_line_vdecl->Unbind();
data->m_line_shader->Unbind();
uni_mat = data->m_line_shader->GetUniformLocation("proj_matrix");
data->m_line_shader->SetUniform(uni_mat, GetCamera()->GetProjection());
uni_mat = data->m_line_shader->GetUniformLocation("view_matrix");
data->m_line_shader->SetUniform(uni_mat, GetCamera()->GetView());

data->m_lines.Empty();
delete vb;
}
data->m_line_vdecl->Bind();
data->m_line_vdecl->SetStream(vb, attr_pos, attr_col);
data->m_line_vdecl->DrawElements(MeshPrimitive::Lines, 0, 2 * linecount);
data->m_line_vdecl->Unbind();
data->m_line_shader->Unbind();

data->m_lines.Empty();
delete vb;
}

} /* namespace lol */


+ 4
- 1
src/scene.h View File

@@ -41,7 +41,10 @@ public:
void PopCamera(Camera *cam);

void Reset();
void Render();

void RenderPrimitives();
void RenderTiles();
void RenderLines();

/* FIXME: this should be deprecated -- it doesn't really match
* the architecture we want to build */


+ 3
- 1
src/ticker.cpp View File

@@ -406,7 +406,9 @@ void TickerData::DrawThreadTick()
}

/* Do this render step */
g_scene->Render();
g_scene->RenderPrimitives();
g_scene->RenderTiles();
g_scene->RenderLines();
}

Profiler::Stop(Profiler::STAT_TICK_DRAW);


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