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C4ShaderCall Class Reference

#include <C4Shader.h>

Public Member Functions

 C4ShaderCall (const C4Shader *pShader)
 
 ~C4ShaderCall ()
 
GLint GetAttribute (int iAttribute) const
 
GLint AllocTexUnit (int iUniform)
 
void SetUniform1i (int iUniform, int iX) const
 
void SetUniform2i (int iUniform, int iX, int iY) const
 
void SetUniform3i (int iUniform, int iX, int iY, int iZ) const
 
void SetUniform4i (int iUniform, int iX, int iY, int iZ, int iW) const
 
void SetUniform1ui (int iUniform, unsigned int iX) const
 
void Setuniform2ui (int iUniform, unsigned int iX, unsigned int iY) const
 
void Setuniform3ui (int iUniform, unsigned int iX, unsigned int iY, unsigned int iZ) const
 
void Setuniform4ui (int iUniform, unsigned int iX, unsigned int iY, unsigned int iZ, unsigned int iW) const
 
void SetUniform1f (int iUniform, float gX) const
 
void SetUniform2f (int iUniform, float gX, float gY) const
 
void SetUniform3f (int iUniform, float gX, float gY, float gZ) const
 
void SetUniform4f (int iUniform, float gX, float gY, float gZ, float gW) const
 
void SetUniform1iv (int iUniform, int iLength, const int *pVals) const
 
void SetUniform2iv (int iUniform, int iLength, const int *pVals) const
 
void SetUniform3iv (int iUniform, int iLength, const int *pVals) const
 
void SetUniform4iv (int iUniform, int iLength, const int *pVals) const
 
void SetUniform1uiv (int iUniform, int iLength, const unsigned int *pVals) const
 
void SetUniform2uiv (int iUniform, int iLength, const unsigned int *pVals) const
 
void SetUniform3uiv (int iUniform, int iLength, const unsigned int *pVals) const
 
void SetUniform4uiv (int iUniform, int iLength, const unsigned int *pVals) const
 
void SetUniform1fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniform2fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniform3fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniform4fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniformMatrix2x3fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniformMatrix3x3fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniformMatrix3x4fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniformMatrix4x4fv (int iUniform, int iLength, const float *pVals) const
 
void SetUniformMatrix3x3 (int iUniform, const StdMeshMatrix &matrix)
 
void SetUniformMatrix3x3Transpose (int iUniform, const StdMeshMatrix &matrix)
 
void SetUniformMatrix3x4 (int iUniform, const StdMeshMatrix &matrix)
 
void SetUniformMatrix4x4 (int iUniform, const StdMeshMatrix &matrix)
 
void SetUniformMatrix4x4 (int iUniform, const StdProjectionMatrix &matrix)
 
void Start ()
 
void Finish ()
 

Friends

class C4ScriptUniform
 

Detailed Description

Definition at line 185 of file C4Shader.h.

Constructor & Destructor Documentation

◆ C4ShaderCall()

C4ShaderCall::C4ShaderCall ( const C4Shader *  pShader)
inline

Definition at line 189 of file C4Shader.h.

190  : fStarted(false), pShader(pShader), iUnits(0)
191  { }

◆ ~C4ShaderCall()

C4ShaderCall::~C4ShaderCall ( )
inline

Definition at line 192 of file C4Shader.h.

192 { Finish(); }
C4ShaderCall::Finish
void Finish()
Definition: C4Shader.cpp:705

References Finish().

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Member Function Documentation

◆ AllocTexUnit()

GLint C4ShaderCall::AllocTexUnit ( int  iUniform)

Definition at line 668 of file C4Shader.cpp.

669 {
670 
671  // Want to bind uniform automatically? If not, the caller will take
672  // care of it.
673  if (iUniform >= 0) {
674 
675  // If uniform isn't used, we should skip this. Also check texunit range.
676  if (!pShader->HaveUniform(iUniform)) return 0;
677  assert(iUnits < C4ShaderCall_MaxUnits);
678  if (iUnits >= C4ShaderCall_MaxUnits) return 0;
679 
680  // Set the uniform
681  SetUniform1i(iUniform, iUnits);
682  }
683 
684  // Activate the texture
685  GLint hTex = GL_TEXTURE0 + iUnits;
686  glActiveTexture(hTex);
687  iUnits++;
688  return hTex;
689 }
C4ShaderCall_MaxUnits
const int C4ShaderCall_MaxUnits
Definition: C4Shader.h:42
C4ShaderCall::SetUniform1i
void SetUniform1i(int iUniform, int iX) const
Definition: C4Shader.h:209
C4Shader::HaveUniform
bool HaveUniform(int iUniform) const
Definition: C4Shader.h:122

References C4ShaderCall_MaxUnits, C4Shader::HaveUniform(), and SetUniform1i().

Referenced by C4ParticleList::Draw(), C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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◆ Finish()

void C4ShaderCall::Finish ( )

Definition at line 705 of file C4Shader.cpp.

706 {
707  // Remove shader
708  if (fStarted) {
709  glUseProgram(0);
710  }
711 
712  iUnits = 0;
713  fStarted = false;
714 }

Referenced by C4LandscapeRenderGL::Draw(), and ~C4ShaderCall().

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◆ GetAttribute()

GLint C4ShaderCall::GetAttribute ( int  iAttribute) const
inline

Definition at line 194 of file C4Shader.h.

195  {
196  return pShader->GetAttribute(iAttribute);
197  }
C4Shader::GetAttribute
GLint GetAttribute(int iAttribute) const
Definition: C4Shader.h:127

References C4Shader::GetAttribute().

Referenced by C4ParticleChunk::Draw(), C4FoWDrawLightTextureStrategy::End(), C4FoWDrawWireframeStrategy::End(), and CStdGL::PerformMultiBlt().

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◆ SetUniform1f()

void C4ShaderCall::SetUniform1f ( int  iUniform,
float  gX 
) const
inline

Definition at line 241 of file C4Shader.h.

241  {
242  if (pShader->HaveUniform(iUniform))
243  glUniform1f(pShader->GetUniform(iUniform), gX);
244  }
C4Shader::GetUniform
GLint GetUniform(int iUniform) const
Definition: C4Shader.h:117

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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◆ SetUniform1fv()

void C4ShaderCall::SetUniform1fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 289 of file C4Shader.h.

289  {
290  if (pShader->HaveUniform(iUniform))
291  glUniform1fv(pShader->GetUniform(iUniform), iLength, pVals);
292  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform1i()

void C4ShaderCall::SetUniform1i ( int  iUniform,
int  iX 
) const
inline

Definition at line 209 of file C4Shader.h.

209  {
210  if (pShader->HaveUniform(iUniform))
211  glUniform1i(pShader->GetUniform(iUniform), iX);
212  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by AllocTexUnit(), and C4LandscapeRenderGL::Draw().

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◆ SetUniform1iv()

void C4ShaderCall::SetUniform1iv ( int  iUniform,
int  iLength,
const int *  pVals 
) const
inline

Definition at line 257 of file C4Shader.h.

257  {
258  if (pShader->HaveUniform(iUniform))
259  glUniform1iv(pShader->GetUniform(iUniform), iLength, pVals);
260  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4LandscapeRenderGL::Draw().

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◆ SetUniform1ui()

void C4ShaderCall::SetUniform1ui ( int  iUniform,
unsigned int  iX 
) const
inline

Definition at line 225 of file C4Shader.h.

225  {
226  if (pShader->HaveUniform(iUniform))
227  glUniform1ui(pShader->GetUniform(iUniform), iX);
228  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform1uiv()

void C4ShaderCall::SetUniform1uiv ( int  iUniform,
int  iLength,
const unsigned int *  pVals 
) const
inline

Definition at line 273 of file C4Shader.h.

273  {
274  if (pShader->HaveUniform(iUniform))
275  glUniform1uiv(pShader->GetUniform(iUniform), iLength, pVals);
276  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform2f()

void C4ShaderCall::SetUniform2f ( int  iUniform,
float  gX,
float  gY 
) const
inline

Definition at line 245 of file C4Shader.h.

245  {
246  if (pShader->HaveUniform(iUniform))
247  glUniform2f(pShader->GetUniform(iUniform), gX, gY);
248  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4LandscapeRenderGL::Draw(), and CStdGL::PerformMultiBlt().

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◆ SetUniform2fv()

void C4ShaderCall::SetUniform2fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 293 of file C4Shader.h.

293  {
294  if (pShader->HaveUniform(iUniform))
295  glUniform2fv(pShader->GetUniform(iUniform), iLength, pVals);
296  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4FoWDrawLightTextureStrategy::End(), and C4FoWDrawWireframeStrategy::End().

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◆ SetUniform2i()

void C4ShaderCall::SetUniform2i ( int  iUniform,
int  iX,
int  iY 
) const
inline

Definition at line 213 of file C4Shader.h.

213  {
214  if (pShader->HaveUniform(iUniform))
215  glUniform2i(pShader->GetUniform(iUniform), iX, iY);
216  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform2iv()

void C4ShaderCall::SetUniform2iv ( int  iUniform,
int  iLength,
const int *  pVals 
) const
inline

Definition at line 261 of file C4Shader.h.

261  {
262  if (pShader->HaveUniform(iUniform))
263  glUniform2iv(pShader->GetUniform(iUniform), iLength, pVals);
264  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ Setuniform2ui()

void C4ShaderCall::Setuniform2ui ( int  iUniform,
unsigned int  iX,
unsigned int  iY 
) const
inline

Definition at line 229 of file C4Shader.h.

229  {
230  if (pShader->HaveUniform(iUniform))
231  glUniform2ui(pShader->GetUniform(iUniform), iX, iY);
232  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform2uiv()

void C4ShaderCall::SetUniform2uiv ( int  iUniform,
int  iLength,
const unsigned int *  pVals 
) const
inline

Definition at line 277 of file C4Shader.h.

277  {
278  if (pShader->HaveUniform(iUniform))
279  glUniform2uiv(pShader->GetUniform(iUniform), iLength, pVals);
280  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform3f()

void C4ShaderCall::SetUniform3f ( int  iUniform,
float  gX,
float  gY,
float  gZ 
) const
inline

Definition at line 249 of file C4Shader.h.

249  {
250  if (pShader->HaveUniform(iUniform))
251  glUniform3f(pShader->GetUniform(iUniform), gX, gY, gZ);
252  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform3fv()

void C4ShaderCall::SetUniform3fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 297 of file C4Shader.h.

297  {
298  if (pShader->HaveUniform(iUniform))
299  glUniform3fv(pShader->GetUniform(iUniform), iLength, pVals);
300  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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◆ SetUniform3i()

void C4ShaderCall::SetUniform3i ( int  iUniform,
int  iX,
int  iY,
int  iZ 
) const
inline

Definition at line 217 of file C4Shader.h.

217  {
218  if (pShader->HaveUniform(iUniform))
219  glUniform3i(pShader->GetUniform(iUniform), iX, iY, iZ);
220  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform3iv()

void C4ShaderCall::SetUniform3iv ( int  iUniform,
int  iLength,
const int *  pVals 
) const
inline

Definition at line 265 of file C4Shader.h.

265  {
266  if (pShader->HaveUniform(iUniform))
267  glUniform3iv(pShader->GetUniform(iUniform), iLength, pVals);
268  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ Setuniform3ui()

void C4ShaderCall::Setuniform3ui ( int  iUniform,
unsigned int  iX,
unsigned int  iY,
unsigned int  iZ 
) const
inline

Definition at line 233 of file C4Shader.h.

233  {
234  if (pShader->HaveUniform(iUniform))
235  glUniform3ui(pShader->GetUniform(iUniform), iX, iY, iZ);
236  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform3uiv()

void C4ShaderCall::SetUniform3uiv ( int  iUniform,
int  iLength,
const unsigned int *  pVals 
) const
inline

Definition at line 281 of file C4Shader.h.

281  {
282  if (pShader->HaveUniform(iUniform))
283  glUniform3uiv(pShader->GetUniform(iUniform), iLength, pVals);
284  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform4f()

void C4ShaderCall::SetUniform4f ( int  iUniform,
float  gX,
float  gY,
float  gZ,
float  gW 
) const
inline

Definition at line 253 of file C4Shader.h.

253  {
254  if (pShader->HaveUniform(iUniform))
255  glUniform4f(pShader->GetUniform(iUniform), gX, gY, gZ, gW);
256  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform4fv()

void C4ShaderCall::SetUniform4fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 301 of file C4Shader.h.

301  {
302  if (pShader->HaveUniform(iUniform))
303  glUniform4fv(pShader->GetUniform(iUniform), iLength, pVals);
304  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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◆ SetUniform4i()

void C4ShaderCall::SetUniform4i ( int  iUniform,
int  iX,
int  iY,
int  iZ,
int  iW 
) const
inline

Definition at line 221 of file C4Shader.h.

221  {
222  if (pShader->HaveUniform(iUniform))
223  glUniform4i(pShader->GetUniform(iUniform), iX, iY, iZ, iW);
224  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform4iv()

void C4ShaderCall::SetUniform4iv ( int  iUniform,
int  iLength,
const int *  pVals 
) const
inline

Definition at line 269 of file C4Shader.h.

269  {
270  if (pShader->HaveUniform(iUniform))
271  glUniform4iv(pShader->GetUniform(iUniform), iLength, pVals);
272  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ Setuniform4ui()

void C4ShaderCall::Setuniform4ui ( int  iUniform,
unsigned int  iX,
unsigned int  iY,
unsigned int  iZ,
unsigned int  iW 
) const
inline

Definition at line 237 of file C4Shader.h.

237  {
238  if (pShader->HaveUniform(iUniform))
239  glUniform4ui(pShader->GetUniform(iUniform), iX, iY, iZ, iW);
240  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniform4uiv()

void C4ShaderCall::SetUniform4uiv ( int  iUniform,
int  iLength,
const unsigned int *  pVals 
) const
inline

Definition at line 285 of file C4Shader.h.

285  {
286  if (pShader->HaveUniform(iUniform))
287  glUniform4uiv(pShader->GetUniform(iUniform), iLength, pVals);
288  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniformMatrix2x3fv()

void C4ShaderCall::SetUniformMatrix2x3fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 307 of file C4Shader.h.

307  {
308  if (pShader->HaveUniform(iUniform))
309  glUniformMatrix3x2fv(pShader->GetUniform(iUniform), iLength, GL_TRUE, pVals);
310  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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◆ SetUniformMatrix3x3()

void C4ShaderCall::SetUniformMatrix3x3 ( int  iUniform,
const StdMeshMatrix &  matrix 
)
inline

Definition at line 327 of file C4Shader.h.

328  {
329  if (pShader->HaveUniform(iUniform))
330  {
331  const float mat[9] = { matrix(0, 0), matrix(1, 0), matrix(2, 0), matrix(0, 1), matrix(1, 1), matrix(2, 1), matrix(0, 2), matrix(1, 2), matrix(2, 2) };
332  glUniformMatrix3fv(pShader->GetUniform(iUniform), 1, GL_FALSE, mat);
333  }
334  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniformMatrix3x3fv()

void C4ShaderCall::SetUniformMatrix3x3fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 312 of file C4Shader.h.

312  {
313  if (pShader->HaveUniform(iUniform))
314  glUniformMatrix3fv(pShader->GetUniform(iUniform), iLength, GL_TRUE, pVals);
315  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniformMatrix3x3Transpose()

void C4ShaderCall::SetUniformMatrix3x3Transpose ( int  iUniform,
const StdMeshMatrix &  matrix 
)
inline

Definition at line 336 of file C4Shader.h.

337  {
338  if (pShader->HaveUniform(iUniform))
339  {
340  const float mat[9] = { matrix(0, 0), matrix(0, 1), matrix(0, 2), matrix(1, 0), matrix(1, 1), matrix(1, 2), matrix(2, 0), matrix(2, 1), matrix(2, 2) };
341  glUniformMatrix3fv(pShader->GetUniform(iUniform), 1, GL_FALSE, mat);
342  }
343  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by CStdGL::SetupMultiBlt().

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◆ SetUniformMatrix3x4()

void C4ShaderCall::SetUniformMatrix3x4 ( int  iUniform,
const StdMeshMatrix &  matrix 
)
inline

Definition at line 345 of file C4Shader.h.

346  {
347  if (pShader->HaveUniform(iUniform))
348  glUniformMatrix4x3fv(pShader->GetUniform(iUniform), 1, GL_TRUE, matrix.data());
349  }
StdMeshMatrix::data
const float * data() const
Definition: StdMeshMath.h:111

References StdMeshMatrix::data(), C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniformMatrix3x4fv()

void C4ShaderCall::SetUniformMatrix3x4fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 317 of file C4Shader.h.

317  {
318  if (pShader->HaveUniform(iUniform))
319  glUniformMatrix4x3fv(pShader->GetUniform(iUniform), iLength, GL_TRUE, pVals);
320  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniformMatrix4x4() [1/2]

void C4ShaderCall::SetUniformMatrix4x4 ( int  iUniform,
const StdMeshMatrix &  matrix 
)
inline

Definition at line 351 of file C4Shader.h.

352  {
353  if (pShader->HaveUniform(iUniform))
354  {
355  const float mat[16] = { matrix(0, 0), matrix(1, 0), matrix(2, 0), 0.0f, matrix(0, 1), matrix(1, 1), matrix(2, 1), 0.0f, matrix(0, 2), matrix(1, 2), matrix(2, 2), 0.0f, matrix(0, 3), matrix(1, 3), matrix(2, 3), 1.0f };
356  glUniformMatrix4fv(pShader->GetUniform(iUniform), 1, GL_FALSE, mat);
357  }
358  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

Referenced by C4ParticleChunk::Draw(), C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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◆ SetUniformMatrix4x4() [2/2]

void C4ShaderCall::SetUniformMatrix4x4 ( int  iUniform,
const StdProjectionMatrix &  matrix 
)
inline

Definition at line 360 of file C4Shader.h.

361  {
362  if (pShader->HaveUniform(iUniform))
363  glUniformMatrix4fv(pShader->GetUniform(iUniform), 1, GL_TRUE, matrix.data());
364  }
StdProjectionMatrix::data
const float * data() const
Definition: StdMeshMath.h:137

References StdProjectionMatrix::data(), C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ SetUniformMatrix4x4fv()

void C4ShaderCall::SetUniformMatrix4x4fv ( int  iUniform,
int  iLength,
const float *  pVals 
) const
inline

Definition at line 322 of file C4Shader.h.

322  {
323  if (pShader->HaveUniform(iUniform))
324  glUniformMatrix4fv(pShader->GetUniform(iUniform), iLength, GL_TRUE, pVals);
325  }

References C4Shader::GetUniform(), and C4Shader::HaveUniform().

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◆ Start()

void C4ShaderCall::Start ( )

Definition at line 691 of file C4Shader.cpp.

692 {
693  assert(!fStarted);
694  assert(pShader->hProg != 0); // Shader must be initialized
695 
696  // Possibly refresh shader
697  if (ScriptShader.LastUpdate > pShader->LastRefresh || C4TimeMilliseconds::Now() > pShader->LastRefresh + C4Shader_RefreshInterval)
698  const_cast<C4Shader *>(pShader)->Refresh();
699 
700  // Activate shader
701  glUseProgram(pShader->hProg);
702  fStarted = true;
703 }
C4Shader_RefreshInterval
const uint32_t C4Shader_RefreshInterval
Definition: C4Shader.cpp:24
ScriptShader
C4ScriptShader ScriptShader
Definition: C4Shader.cpp:719
C4TimeMilliseconds::Now
static C4TimeMilliseconds Now()
Definition: C4TimeMilliseconds.cpp:39

References C4Shader_RefreshInterval, C4TimeMilliseconds::Now(), and ScriptShader.

Referenced by C4LandscapeRenderGL::Draw(), and CStdGL::SetupMultiBlt().

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Friends And Related Function Documentation

◆ C4ScriptUniform

friend class C4ScriptUniform
friend

Definition at line 187 of file C4Shader.h.

The documentation for this class was generated from the following files: